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📄 rhino3dm.js

📊 Analysis Summary

Metric Count
🔧 Functions 4389
📊 Variables & Constants 489
⚡ Async/Await Patterns 4

📚 Table of Contents

🛠️ File Location:

📂 examples/jsm/libs/rhino3dm/rhino3dm.js

Variables & Constants

Name Type Kind Value Exported
_scriptDir any let/var typeof document !== 'undefined' && document.currentScript ? document.currentS... ✗
rhino3dm any let/var config \|\| {} ✗
Module any let/var typeof rhino3dm!="undefined"?rhino3dm:{} ✗
readyPromiseResolve any let/var *not shown* ✗
readyPromiseReject any let/var *not shown* ✗
arguments_ any[] let/var [] ✗
thisProgram string let/var "./this.program" ✗
ENVIRONMENT_IS_WEB boolean let/var typeof window=="object" ✗
ENVIRONMENT_IS_WORKER boolean let/var typeof importScripts=="function" ✗
ENVIRONMENT_IS_NODE boolean let/var typeof process=="object"&&typeof process.versions=="object"&&typeof process.v... ✗
scriptDirectory string let/var "" ✗
read_ any let/var *not shown* ✗
readAsync any let/var *not shown* ✗
readBinary any let/var *not shown* ✗
setWindowTitle any let/var *not shown* ✗
toLog any let/var e ✗
xhr XMLHttpRequest let/var new XMLHttpRequest ✗
xhr XMLHttpRequest let/var new XMLHttpRequest ✗
xhr XMLHttpRequest let/var new XMLHttpRequest ✗
out any let/var Module["print"]\|\|console.log.bind(console) ✗
err any let/var Module["printErr"]\|\|console.warn.bind(console) ✗
POINTER_SIZE number let/var 4 ✗
wasmBinary any let/var *not shown* ✗
noExitRuntime any let/var Module["noExitRuntime"]\|\|true ✗
wasmMemory any let/var *not shown* ✗
ABORT boolean let/var false ✗
EXITSTATUS any let/var *not shown* ✗
UTF8Decoder TextDecoder let/var typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined ✗
endIdx any let/var idx+maxBytesToRead ✗
endPtr any let/var idx ✗
str string let/var "" ✗
u0 any let/var heapOrArray[idx++] ✗
u1 number let/var heapOrArray[idx++]&63 ✗
u2 number let/var heapOrArray[idx++]&63 ✗
ch number let/var u0-65536 ✗
startIdx any let/var outIdx ✗
endIdx number let/var outIdx+maxBytesToWrite-1 ✗
len number let/var 0 ✗
HEAP8 any let/var *not shown* ✗
HEAPU8 any let/var *not shown* ✗
HEAP16 any let/var *not shown* ✗
HEAPU16 any let/var *not shown* ✗
HEAP32 any let/var *not shown* ✗
HEAPU32 any let/var *not shown* ✗
HEAPF32 any let/var *not shown* ✗
HEAPF64 any let/var *not shown* ✗
b any let/var wasmMemory.buffer ✗
INITIAL_MEMORY any let/var Module["INITIAL_MEMORY"]\|\|16777216 ✗
wasmTable any let/var *not shown* ✗
__ATPRERUN__ any[] let/var [] ✗
__ATINIT__ any[] let/var [] ✗
__ATPOSTRUN__ any[] let/var [] ✗
runtimeInitialized boolean let/var false ✗
runDependencies number let/var 0 ✗
runDependencyWatcher any let/var null ✗
dependenciesFulfilled any let/var null ✗
callback any let/var dependenciesFulfilled ✗
e RuntimeError let/var new WebAssembly.RuntimeError(what) ✗
dataURIPrefix string let/var "data:application/octet-stream;base64," ✗
wasmBinaryFile any let/var *not shown* ✗
info { a: { v: (ptr: any, type: any, destr... let/var {"a":asmLibraryArg} ✗
exports any let/var instance.exports ✗
tempDouble any let/var *not shown* ✗
tempI64 any let/var *not shown* ✗
value any let/var HEAP32[this.ptr>>2] ✗
prev any let/var HEAP32[this.ptr>>2] ✗
exceptionLast number let/var 0 ✗
uncaughtExceptionCount number let/var 0 ✗
info ExceptionInfo let/var new ExceptionInfo(ptr) ✗
randomBuffer Uint8Array<ArrayBuffer> let/var new Uint8Array(1) ✗
splitPathRe RegExp let/var /^(\/?\|)([\s\S]*?)((?:\.{1,2}\|[^\/]+?\|)(\.[^.\/]*\|))(?:[\/]*)$/ ✗
up number let/var 0 ✗
last any let/var parts[i] ✗
trailingSlash boolean let/var path.substr(-1)==="/" ✗
root string let/var result[0] ✗
dir string let/var result[1] ✗
PATH { isAbs: (path: any) => boolean; spli... let/var {isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?... ✗
resolvedPath string let/var "" ✗
resolvedAbsolute boolean let/var false ✗
path any let/var i>=0?arguments[i]:FS.cwd() ✗
start number let/var 0 ✗
end number let/var arr.length-1 ✗
samePartsLength number let/var length ✗
outputParts any[] let/var [] ✗
PATH_FS { resolve: (...args: any[]) => string... let/var {resolve:function(){var resolvedPath="",resolvedAbsolute=false;for(var i=argu... ✗
len any let/var length>0?length:lengthBytesUTF8(stringy)+1 ✗
u8array any[] let/var new Array(len) ✗
tty any let/var TTY.ttys[stream.node.rdev] ✗
bytesRead number let/var 0 ✗
result any let/var *not shown* ✗
result any let/var null ✗
BUFSIZE number let/var 256 ✗
bytesRead number let/var 0 ✗
TTY { ttys: any[]; init: () => void; shut... let/var {ttys:[],init:function(){},shutdown:function(){},register:function(dev,ops){T... ✗
prevCapacity any let/var node.contents?node.contents.length:0 ✗
CAPACITY_DOUBLING_MAX number let/var 1024*1024 ✗
oldContents any let/var node.contents ✗
oldContents any let/var node.contents ✗
attr { dev: any; ino: any; mode: any; nlin... let/var {} ✗
new_node any let/var *not shown* ✗
entries string[] let/var [".",".."] ✗
contents any let/var stream.node.contents ✗
node any let/var stream.node ✗
position any let/var offset ✗
ptr any let/var *not shown* ✗
allocated any let/var *not shown* ✗
contents any let/var stream.node.contents ✗
MEMFS { ops_table: any; mount: (mount: any)... let/var {ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384\... ✗
dep any let/var !noRunDep?getUniqueRunDependency("al "+url):"" ✗
defaults { follow_mount: boolean; recurse_coun... let/var {follow_mount:true,recurse_count:0} ✗
current any let/var FS.root ✗
current_path string let/var "/" ✗
islast boolean let/var i===parts.length-1 ✗
count number let/var 0 ✗
path any let/var *not shown* ✗
mount any let/var node.mount.mountpoint ✗
hash number let/var 0 ✗
current any let/var FS.nameTable[hash] ✗
nodeName any let/var node.name ✗
node any let/var new FS.FSNode(parent,name,mode,rdev) ✗
flags any let/var FS.flagModes[str] ✗
perms string let/var ["r","w","rw"][flag&3] ✗
node any let/var *not shown* ✗
mounts any[] let/var [] ✗
check any[] let/var [mount] ✗
completed number let/var 0 ✗
root boolean let/var mountpoint==="/" ✗
pseudo boolean let/var !mountpoint ✗
node any let/var *not shown* ✗
mount { type: any; opts: any; mountpoint: a... let/var {type:type,opts:opts,mountpoint:mountpoint,mounts:[]} ✗
node any let/var lookup.node ✗
mount any let/var node.mounted ✗
current any let/var FS.nameTable[hash] ✗
next any let/var current.name_next ✗
parent any let/var lookup.node ✗
d string let/var "" ✗
parent any let/var lookup.node ✗
lookup any let/var *not shown* ✗
old_dir any let/var *not shown* ✗
new_dir any let/var *not shown* ✗
new_node any let/var *not shown* ✗
parent any let/var lookup.node ✗
node any let/var lookup.node ✗
parent any let/var lookup.node ✗
link any let/var lookup.node ✗
node any let/var lookup.node ✗
node any let/var *not shown* ✗
node any let/var *not shown* ✗
node any let/var *not shown* ✗
node any let/var lookup.node ✗
node any let/var *not shown* ✗
created boolean let/var false ✗
seeking boolean let/var typeof position!="undefined" ✗
seeking boolean let/var typeof position!="undefined" ✗
ret any let/var *not shown* ✗
length any let/var stat.size ✗
buf Uint8Array<any> let/var new Uint8Array(length) ✗
buf Uint8Array<ArrayBuffer> let/var new Uint8Array(lengthBytesUTF8(data)+1) ✗
fd number let/var +name ✗
ret { parent: any; mount: { mountpoint: s... let/var {parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}} ✗
stream any let/var FS.streams[i] ✗
mode number let/var 0 ✗
ret { isRoot: boolean; exists: boolean; e... let/var {isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExis... ✗
path any let/var name ✗
arr any[] let/var new Array(data.length) ✗
bytesRead number let/var 0 ✗
result any let/var *not shown* ✗
chunkOffset number let/var idx%this.chunkSize ✗
chunkNum number let/var idx/this.chunkSize\|0 ✗
xhr XMLHttpRequest let/var new XMLHttpRequest ✗
header any let/var *not shown* ✗
hasByteServing boolean let/var (header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes" ✗
usesGzip boolean let/var (header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip" ✗
chunkSize number let/var 1024*1024 ✗
xhr XMLHttpRequest let/var new XMLHttpRequest ✗
lazyArray this let/var this ✗
start number let/var chunkNum*chunkSize ✗
end number let/var (chunkNum+1)*chunkSize-1 ✗
lazyArray LazyUint8Array let/var new LazyUint8Array ✗
properties { isDevice: boolean; contents: LazyUi... let/var {isDevice:false,contents:lazyArray} ✗
stream_ops { read(stream: any, buffer: any, offs... let/var {} ✗
fn any let/var node.stream_ops[key] ✗
contents any let/var stream.node.contents ✗
fullname any let/var name?PATH_FS.resolve(PATH.join2(parent,name)):parent ✗
db any let/var openRequest.result ✗
db any let/var openRequest.result ✗
ok number let/var 0 ✗
fail number let/var 0 ✗
total any let/var paths.length ✗
db any let/var openRequest.result ✗
ok number let/var 0 ✗
fail number let/var 0 ✗
total any let/var paths.length ✗
FS any let/var {root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,current... ✗
streaming boolean let/var type==1 ✗
sock { family: any; type: any; protocol: a... let/var {family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pe... ✗
sock any let/var stream.node.sock ✗
sock any let/var stream.node.sock ✗
sock any let/var stream.node.sock ✗
sock any let/var stream.node.sock ✗
sock any let/var stream.node.sock ✗
ws any let/var *not shown* ✗
runtimeConfig boolean let/var Module["websocket"]&&"object"===typeof Module["websocket"] ✗
subProtocols string let/var "binary" ✗
opts any let/var undefined ✗
WebSocketConstructor any let/var *not shown* ✗
peer { addr: any; port: any; socket: any; ... let/var {addr:addr,port:port,socket:ws,dgram_send_queue:[]} ✗
first boolean let/var true ✗
encoder TextEncoder let/var new TextEncoder ✗
wasfirst boolean let/var first ✗
newport number let/var data[8]<<8\|data[9] ✗
mask number let/var 0 ✗
dest any let/var sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null ✗
bytes number let/var 0 ✗
peer any let/var sock.peers[peers[i]] ✗
WebSocketServer any let/var require("ws").Server ✗
host any let/var sock.saddr ✗
addr any let/var *not shown* ✗
port any let/var *not shown* ✗
data any let/var *not shown* ✗
queuedLength any let/var queued.data.byteLength\|\|queued.data.length ✗
queuedOffset any let/var queued.data.byteOffset\|\|0 ✗
queuedBuffer any let/var queued.data.buffer\|\|queued.data ✗
res { buffer: Uint8Array<any>; addr: any;... let/var {buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,... ✗
bytesRemaining number let/var queuedLength-bytesRead ✗
SOCKFS { mount: (mount: any) => any; createS... let/var {mount:function(mount){Module["websocket"]=Module["websocket"]&&"object"===ty... ✗
str string let/var "" ✗
word number let/var 0 ✗
longest number let/var 0 ✗
lastzero number let/var 0 ✗
zstart number let/var 0 ✗
len number let/var 0 ✗
i number let/var 0 ✗
parts number[] let/var [ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>1... ✗
hasipv4 boolean let/var true ✗
v4part string let/var "" ✗
family any let/var HEAP16[sa>>1] ✗
addr any let/var *not shown* ✗
words any let/var *not shown* ✗
w any let/var *not shown* ✗
offset any let/var *not shown* ✗
z any let/var *not shown* ✗
valid6regx RegExp let/var /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:\|\b)\|){5}\|([\dA-F]{1,4}:){6})(... ✗
parts any[] let/var [] ✗
addr any let/var *not shown* ✗
id number let/var DNS.address_map.id++ ✗
DNS { address_map: { id: number; addrs: {... let/var {address_map:{id:1,addrs:{},names:{}},lookup_name:function(name){var res=inet... ✗
dir any let/var *not shown* ✗
ret any let/var HEAP32[SYSCALLS.varargs-4>>2] ✗
SYSCALLS { DEFAULT_POLLMASK: number; calculate... let/var {DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs... ✗
node any let/var lookup.node ✗
perms string let/var "" ✗
newStream any let/var *not shown* ✗
offset number let/var 0 ✗
nofollow number let/var flags&256 ✗
allowEmpty number let/var flags&4096 ✗
mode any let/var varargs?SYSCALLS.get():0 ✗
tupleRegistrations {} let/var {} ✗
awaitingDependencies {} let/var {} ✗
registeredTypes {} let/var {} ✗
typeDependencies {} let/var {} ✗
char_0 number let/var 48 ✗
char_9 number let/var 57 ✗
stack string let/var new Error(message).stack ✗
InternalError any let/var undefined ✗
typeConverters any[] let/var new Array(dependentTypes.length) ✗
unregisteredTypes any[] let/var [] ✗
registered number let/var 0 ✗
reg any let/var tupleRegistrations[rawTupleType] ✗
elements any let/var reg.elements ✗
elementsLength any let/var elements.length ✗
rawConstructor any let/var reg.rawConstructor ✗
rawDestructor any let/var reg.rawDestructor ✗
getterReturnType any let/var elementTypes[i] ✗
getter any let/var elt.getter ✗
getterContext any let/var elt.getterContext ✗
setterArgumentType any let/var elementTypes[i+elementsLength] ✗
setter any let/var elt.setter ✗
setterContext any let/var elt.setterContext ✗
destructors any[] let/var [] ✗
rv any[] let/var new Array(elementsLength) ✗
structRegistrations {} let/var {} ✗
reg any let/var structRegistrations[structType] ✗
rawConstructor any let/var reg.rawConstructor ✗
rawDestructor any let/var reg.rawDestructor ✗
fieldRecords any let/var reg.fields ✗
fields {} let/var {} ✗
fieldName any let/var field.fieldName ✗
getterReturnType any let/var fieldTypes[i] ✗
getter any let/var field.getter ✗
getterContext any let/var field.getterContext ✗
setterArgumentType any let/var fieldTypes[i+fieldRecords.length] ✗
setter any let/var field.setter ✗
setterContext any let/var field.setterContext ✗
destructors any[] let/var [] ✗
rv {} let/var {} ✗
codes any[] let/var new Array(256) ✗
embind_charCodes any let/var undefined ✗
ret string let/var "" ✗
c any let/var ptr ✗
BindingError any let/var undefined ✗
name any let/var registeredInstance.name ✗
callbacks any let/var awaitingDependencies[rawType] ✗
heap any let/var *not shown* ✗
leftClass any let/var this.$$.ptrType.registeredClass ✗
left any let/var this.$$.ptr ✗
rightClass any let/var other.$$.ptrType.registeredClass ✗
right any let/var other.$$.ptr ✗
finalizationRegistry boolean let/var false ✗
toDelete boolean let/var 0===$$.count.value ✗
registeredPointers {} let/var {} ✗
rv any[] let/var [] ✗
deletionQueue any[] let/var [] ✗
delayFunction any let/var undefined ✗
registeredInstances {} let/var {} ✗
hasSmartPtrType boolean let/var !!record.smartPtrType ✗
hasSmartPtr boolean let/var !!record.smartPtr ✗
registeredPointerRecord any let/var registeredPointers[actualType] ✗
toType any let/var *not shown* ✗
$$ any let/var handle.$$ ✗
hasSmartPtr boolean let/var !!$$.smartPtr ✗
info { $$: any; } let/var {$$:$$} ✗
prevFunc any let/var proto[methodName] ✗
handleClass any let/var handle.$$.ptrType.registeredClass ✗
ptr any let/var *not shown* ✗
handleClass any let/var handle.$$.ptrType.registeredClass ✗
handleClass any let/var handle.$$.ptrType.registeredClass ✗
f any let/var Module["dynCall_"+sig] ✗
argCache any[] let/var [] ✗
UnboundTypeError any let/var undefined ✗
unboundTypes any[] let/var [] ✗
seen {} let/var {} ✗
baseClass any let/var *not shown* ✗
basePrototype any let/var *not shown* ✗
body any let/var registeredClass.constructor_body[arguments.length] ✗
registeredClass RegisteredClass let/var new RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClas... ✗
referenceConverter RegisteredPointer let/var new RegisteredPointer(name,registeredClass,true,false,false) ✗
pointerConverter RegisteredPointer let/var new RegisteredPointer(name+"*",registeredClass,false,false,false) ✗
constPointerConverter RegisteredPointer let/var new RegisteredPointer(name+" const*",registeredClass,false,true,false) ✗
obj any let/var new dummy ✗
argCount any let/var argTypes.length ✗
isClassMethodFunc boolean let/var argTypes[1]!==null&&classType!==null ✗
needsDestructorStack boolean let/var false ✗
returns boolean let/var argTypes[0].name!=="void" ✗
argsList string let/var "" ✗
argsListWired string let/var "" ✗
invokerFnBody string let/var "return function "+makeLegalFunctionName(humanName)+"("+argsList+") {\n"+"if ... ✗
dtorStack string let/var needsDestructorStack?"destructors":"null" ✗
args1 string[] let/var ["throwBindingError","invoker","fn","runDestructors","retType","classParam"] ✗
args2 any[] let/var [throwBindingError,cppInvokerFunc,cppTargetFunc,runDestructors,argTypes[0],ar... ✗
paramName string let/var i===1?"thisWired":"arg"+(i-2)+"Wired" ✗
array any[] let/var [] ✗
humanName string let/var classType.name+"."+methodName ✗
proto any let/var classType.registeredClass.constructor ✗
humanName string let/var "constructor "+classType.name ✗
humanName string let/var classType.name+"."+methodName ✗
proto any let/var classType.registeredClass.instancePrototype ✗
method any let/var proto[methodName] ✗
humanName string let/var classType.name+"."+fieldName ✗
desc { get: () => void; enumerable: boolea... let/var {get:function(){throwUnboundTypeError("Cannot access "+humanName+" due to unb... ✗
getterReturnType any let/var types[0] ✗
desc { get: () => any; enumerable: boolean; } let/var {get:function(){var ptr=validateThis(this,classType,humanName+" getter");retu... ✗
setterArgumentType any let/var types[1] ✗
destructors any[] let/var [] ✗
emval_free_list any[] let/var [] ✗
emval_handle_array ({ value?: undefined; } \| { value: b... let/var [{},{value:undefined},{value:null},{value:true},{value:false}] ✗
count number let/var 0 ✗
handle any let/var emval_free_list.length?emval_free_list.pop():emval_handle_array.length ✗
Emval { toValue: (handle: any) => boolean; ... let/var {toValue:handle=>{if(!handle){throwBindingError("Cannot use deleted val. hand... ✗
heap any let/var signed?HEAP8:HEAPU8 ✗
heap any let/var signed?HEAP16:HEAPU16 ✗
heap any let/var signed?HEAP32:HEAPU32 ✗
impl any let/var registeredTypes[rawType] ✗
Enum any let/var enumType.constructor ✗
t "string" \| "number" \| "bigint" \| "... let/var typeof v ✗
bitshift number let/var 32-8*size ✗
toWireType any let/var *not shown* ✗
typeMapping (Int8ArrayConstructor \| Uint8ArrayCo... let/var [Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Ar... ✗
TA Int8ArrayConstructor \| Uint8ArrayCon... let/var typeMapping[dataTypeIndex] ✗
heap any let/var HEAPU32 ✗
size any let/var heap[handle] ✗
data any let/var heap[handle+1] ✗
stdStringIsUTF8 boolean let/var name==="std::string" ✗
length any let/var HEAPU32[value>>2] ✗
payload any let/var value+4 ✗
str any let/var *not shown* ✗
decodeStartPtr any let/var payload ✗
currentBytePtr any let/var payload+i ✗
maxRead number let/var currentBytePtr-decodeStartPtr ✗
a any[] let/var new Array(length) ✗
length any let/var *not shown* ✗
valueIsOfTypeString boolean let/var typeof value=="string" ✗
ptr any let/var base+4 ✗
UTF16Decoder TextDecoder let/var typeof TextDecoder!="undefined"?new TextDecoder("utf-16le"):undefined ✗
endPtr any let/var ptr ✗
idx number let/var endPtr>>1 ✗
maxIdx number let/var idx+maxBytesToRead/2 ✗
str string let/var "" ✗
codeUnit any let/var HEAP16[ptr+i*2>>1] ✗
startPtr any let/var outPtr ✗
numCharsToWrite any let/var maxBytesToWrite<str.length*2?maxBytesToWrite/2:str.length ✗
i number let/var 0 ✗
str string let/var "" ✗
utf32 any let/var HEAP32[ptr+i*4>>2] ✗
ch number let/var utf32-65536 ✗
startPtr any let/var outPtr ✗
endPtr number let/var startPtr+maxBytesToWrite-4 ✗
len number let/var 0 ✗
decodeString any let/var *not shown* ✗
encodeString any let/var *not shown* ✗
getHeap any let/var *not shown* ✗
lengthBytesUTF any let/var *not shown* ✗
shift any let/var *not shown* ✗
length any let/var HEAPU32[value>>2] ✗
str any let/var *not shown* ✗
decodeStartPtr any let/var value+4 ✗
currentBytePtr any let/var value+4+i*charSize ✗
maxReadBytes number let/var currentBytePtr-decodeStartPtr ✗
destructors any[] let/var [] ✗
destructors any[] let/var [] ✗
emval_symbols {} let/var {} ✗
symbol any let/var emval_symbols[address] ✗
emval_methodCallers any[] let/var [] ✗
id number let/var emval_methodCallers.length ✗
a any[] let/var new Array(argCount) ✗
emval_registeredMethods any[] let/var [] ✗
retType any let/var types[0] ✗
signatureName string let/var retType.name+"_$"+types.slice(1).map(function(t){return t.name}).join("_")+"$" ✗
returnId any let/var emval_registeredMethods[signatureName] ✗
params string[] let/var ["retType"] ✗
args any[] let/var [retType] ✗
argsList string let/var "" ✗
functionBody string let/var "return function "+functionName+"(handle, name, destructors, args) {\n" ✗
offset number let/var 0 ✗
argsList string let/var "" ✗
functionBody string let/var "return function emval_allocator_"+argCount+"(constructor, argTypes, args) {\... ✗
emval_newers {} let/var {} ✗
newer any let/var emval_newers[argCount] ✗
date Date let/var new Date(readI53FromI64(time)*1e3) ✗
yday number let/var (date.getTime()-start)/(1e3*60*60*24)\|0 ✗
__MONTH_DAYS_LEAP_CUMULATIVE number[] let/var [0,31,60,91,121,152,182,213,244,274,305,335] ✗
__MONTH_DAYS_REGULAR_CUMULA... number[] let/var [0,31,59,90,120,151,181,212,243,273,304,334] ✗
monthDaysCumulative number[] let/var isLeapYear?__MONTH_DAYS_LEAP_CUMULATIVE:__MONTH_DAYS_REGULAR_CUMULATIVE ✗
yday number let/var monthDaysCumulative[date.getMonth()]+date.getDate()-1 ✗
date Date let/var new Date(readI53FromI64(time)*1e3) ✗
yday number let/var __yday_from_date(date)\|0 ✗
start Date let/var new Date(date.getFullYear(),0,1) ✗
dst number let/var (summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,... ✗
date Date let/var new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEA... ✗
dst any let/var HEAP32[tmPtr+32>>2] ✗
start Date let/var new Date(date.getFullYear(),0,1) ✗
trueOffset number let/var dst>0?dstOffset:nonDstOffset ✗
yday number let/var __yday_from_date(date)\|0 ✗
size number let/var lengthBytesUTF8(str)+1 ✗
winter Date let/var new Date(currentYear,0,1) ✗
summer Date let/var new Date(currentYear,6,1) ✗
_emscripten_get_now any let/var *not shown* ✗
b any let/var wasmMemory.buffer ✗
oldSize any let/var HEAPU8.length ✗
overGrownHeapSize number let/var oldSize*(1+.2/cutDown) ✗
ENV {} let/var {} ✗
lang string let/var (typeof navigator=="object"&&navigator.languages&&navigator.languages[0]\|\|"... ✗
env { USER: string; LOGNAME: string; PATH... let/var {"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/we... ✗
strings any[] let/var [] ✗
bufSize number let/var 0 ✗
ptr any let/var environ_buf+bufSize ✗
bufSize number let/var 0 ✗
ret number let/var 0 ✗
ptr any let/var HEAPU32[iov>>2] ✗
len any let/var HEAPU32[iov+4>>2] ✗
ret number let/var 0 ✗
ptr any let/var HEAPU32[iov>>2] ✗
len any let/var HEAPU32[iov+4>>2] ✗
readMode number let/var 292\|73 ✗
writeMode number let/var 146 ✗
asmLibraryArg { v: (ptr: any, type: any, destructor... let/var {"v":___cxa_throw,"U":___syscall_connect,"ea":___syscall_faccessat,"o":___sys... ✗
___wasm_call_ctors (...args: any[]) => any let/var Module["___wasm_call_ctors"]=function(){return(___wasm_call_ctors=Module["___... ✗
_malloc (...args: any[]) => any let/var Module["_malloc"]=function(){return(_malloc=Module["_malloc"]=Module["asm"]["... ✗
_free (...args: any[]) => any let/var Module["_free"]=function(){return(_free=Module["_free"]=Module["asm"]["sa"]).... ✗
___errno_location (...args: any[]) => any let/var Module["___errno_location"]=function(){return(___errno_location=Module["___er... ✗
___getTypeName (...args: any[]) => any let/var Module["___getTypeName"]=function(){return(___getTypeName=Module["___getTypeN... ✗
__embind_initialize_bindings (...args: any[]) => any let/var Module["__embind_initialize_bindings"]=function(){return(__embind_initialize_... ✗
_htons (...args: any[]) => any let/var Module["_htons"]=function(){return(_htons=Module["_htons"]=Module["asm"]["wa"... ✗
_ntohs (...args: any[]) => any let/var Module["_ntohs"]=function(){return(_ntohs=Module["_ntohs"]=Module["asm"]["xa"... ✗
___cxa_is_pointer_type (...args: any[]) => any let/var Module["___cxa_is_pointer_type"]=function(){return(___cxa_is_pointer_type=Mod... ✗
dynCall_ji (...args: any[]) => any let/var Module["dynCall_ji"]=function(){return(dynCall_ji=Module["dynCall_ji"]=Module... ✗
dynCall_vij (...args: any[]) => any let/var Module["dynCall_vij"]=function(){return(dynCall_vij=Module["dynCall_vij"]=Mod... ✗
dynCall_jiji (...args: any[]) => any let/var Module["dynCall_jiji"]=function(){return(dynCall_jiji=Module["dynCall_jiji"]=... ✗
calledRun any let/var *not shown* ✗

Async/Await Patterns

Type Function Await Expressions Promise Chains
promise-chain getBinaryPromise none fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){if(!response["ok"]){throw"failed to load wasm binary file at '"+wasmBinaryFile+"'"}return response"arrayBuffer"}).catch, fetch(wasmBinaryFile,{credentials:"same-origin"}).then, new Promise(...), Promise.resolve().then, Promise.resolve
promise-chain createWasm none getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then, getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then, getBinaryPromise().then, fetch(wasmBinaryFile,{credentials:"same-origin"}).then, result.then, instantiateAsync().catch
promise-chain instantiateArrayBuffer none getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then, getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then, getBinaryPromise().then
promise-chain instantiateAsync none fetch(wasmBinaryFile,{credentials:"same-origin"}).then, result.then

Functions

quit_(status: any, toThrow: any): never

Parameters:

  • status any
  • toThrow any

Returns: never

Code 
(status,toThrow)=>{throw toThrow}

locateFile(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • complex_call_941
Code 
function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}

logExceptionOnExit(e: any): void

Parameters:

  • e any

Returns: void

Calls:

  • err
Code 
function logExceptionOnExit(e){if(e instanceof ExitStatus)return;let toLog=e;err("exiting due to exception: "+toLog)}

assert(condition: any, text: any): void

Parameters:

  • condition any
  • text any

Returns: void

Calls:

  • abort
Code 
function assert(condition,text){if(!condition){abort(text)}}

UTF8ArrayToString(heapOrArray: any, idx: any, maxBytesToRead: any): string

Parameters:

  • heapOrArray any
  • idx any
  • maxBytesToRead any

Returns: string

Calls:

  • UTF8Decoder.decode
  • heapOrArray.subarray
  • String.fromCharCode
Code 
function UTF8ArrayToString(heapOrArray,idx,maxBytesToRead){var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx<endPtr){var u0=heapOrArray[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heapOrArray[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heapOrArray[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u0=(u0&7)<<18|u1<<12|u2<<6|heapOrArray[idx++]&63}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}return str}

UTF8ToString(ptr: any, maxBytesToRead: any): string

Parameters:

  • ptr any
  • maxBytesToRead any

Returns: string

Calls:

  • UTF8ArrayToString
Code 
function UTF8ToString(ptr,maxBytesToRead){return ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):""}

stringToUTF8Array(str: any, heap: any, outIdx: any, maxBytesToWrite: any): number

Parameters:

  • str any
  • heap any
  • outIdx any
  • maxBytesToWrite any

Returns: number

Calls:

  • str.charCodeAt
Code 
function stringToUTF8Array(str,heap,outIdx,maxBytesToWrite){if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx}

stringToUTF8(str: any, outPtr: any, maxBytesToWrite: any): number

Parameters:

  • str any
  • outPtr any
  • maxBytesToWrite any

Returns: number

Calls:

  • stringToUTF8Array
Code 
function stringToUTF8(str,outPtr,maxBytesToWrite){return stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite)}

lengthBytesUTF8(str: any): number

Parameters:

  • str any

Returns: number

Calls:

  • str.charCodeAt
Code 
function lengthBytesUTF8(str){var len=0;for(var i=0;i<str.length;++i){var c=str.charCodeAt(i);if(c<=127){len++}else if(c<=2047){len+=2}else if(c>=55296&&c<=57343){len+=4;++i}else{len+=3}}return len}

updateMemoryViews(): void

Returns: void

Code 
function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}

keepRuntimeAlive(): any

Returns: any

Code 
function keepRuntimeAlive(){return noExitRuntime}

preRun(): void

Returns: void

Calls:

  • addOnPreRun
  • Module["preRun"].shift
  • callRuntimeCallbacks
Code 
function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}

initRuntime(): void

Returns: void

Calls:

  • FS.mount
  • FS.init
  • TTY.init
  • callRuntimeCallbacks
Code 
function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();callRuntimeCallbacks(__ATINIT__)}

postRun(): void

Returns: void

Calls:

  • addOnPostRun
  • Module["postRun"].shift
  • callRuntimeCallbacks
Code 
function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}

addOnPreRun(cb: any): void

Parameters:

  • cb any

Returns: void

Calls:

  • __ATPRERUN__.unshift
Code 
function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}

addOnInit(cb: any): void

Parameters:

  • cb any

Returns: void

Calls:

  • __ATINIT__.unshift
Code 
function addOnInit(cb){__ATINIT__.unshift(cb)}

addOnPostRun(cb: any): void

Parameters:

  • cb any

Returns: void

Calls:

  • __ATPOSTRUN__.unshift
Code 
function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}

getUniqueRunDependency(id: any): any

Parameters:

  • id any

Returns: any

Code 
function getUniqueRunDependency(id){return id}

addRunDependency(id: any): void

Parameters:

  • id any

Returns: void

Calls:

  • complex_call_7580
Code 
function addRunDependency(id){runDependencies++;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}}

removeRunDependency(id: any): void

Parameters:

  • id any

Returns: void

Calls:

  • complex_call_7719
  • clearInterval
  • callback
Code 
function removeRunDependency(id){runDependencies--;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}

abort(what: any): void

Parameters:

  • what any

Returns: void

Calls:

  • complex_call_8030
  • err
  • readyPromiseReject
Code 
function abort(what){if(Module["onAbort"]){Module["onAbort"](what)}what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);readyPromiseReject(e);throw e}

isDataURI(filename: any): any

Parameters:

  • filename any

Returns: any

Calls:

  • filename.startsWith
Code 
function isDataURI(filename){return filename.startsWith(dataURIPrefix)}

isFileURI(filename: any): any

Parameters:

  • filename any

Returns: any

Calls:

  • filename.startsWith
Code 
function isFileURI(filename){return filename.startsWith("file://")}

getBinary(file: any): any

Parameters:

  • file any

Returns: any

Calls:

  • readBinary
  • abort
Code 
function getBinary(file){try{if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}catch(err){abort(err)}}

getBinaryPromise(): Promise<any>

Returns: Promise<any>

Calls:

  • isFileURI
  • fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){if(!response["ok"]){throw"failed to load wasm binary file at '"+wasmBinaryFile+"'"}return response["arrayBuffer"]()}).catch
  • getBinary
  • readAsync
  • resolve
  • Promise.resolve().then
Code 
function getBinaryPromise(){if(!wasmBinary&&(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER)){if(typeof fetch=="function"&&!isFileURI(wasmBinaryFile)){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){if(!response["ok"]){throw"failed to load wasm binary file at '"+wasmBinaryFile+"'"}return response["arrayBuffer"]()}).catch(function(){return getBinary(wasmBinaryFile)})}else{if(readAsync){return new Promise(function(resolve,reject){readAsync(wasmBinaryFile,function(response){resolve(new Uint8Array(response))},reject)})}}}return Promise.resolve().then(function(){return getBinary(wasmBinaryFile)})}

createWasm(): any

Returns: any

Calls:

  • updateMemoryViews
  • addOnInit
  • removeRunDependency
  • addRunDependency
  • receiveInstance
  • getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then
  • err
  • abort
  • isDataURI
  • isFileURI
  • fetch(wasmBinaryFile,{credentials:"same-origin"}).then
  • WebAssembly.instantiateStreaming
  • result.then
  • instantiateArrayBuffer
  • complex_call_10759
  • readyPromiseReject
  • instantiateAsync().catch
Code 
function createWasm(){var info={"a":asmLibraryArg};function receiveInstance(instance,module){var exports=instance.exports;Module["asm"]=exports;wasmMemory=Module["asm"]["oa"];updateMemoryViews();wasmTable=Module["asm"]["qa"];addOnInit(Module["asm"]["pa"]);removeRunDependency("wasm-instantiate")}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}function instantiateArrayBuffer(receiver){return getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then(receiver,function(reason){err("failed to asynchronously prepare wasm: "+reason);abort(reason)})}function instantiateAsync(){if(!wasmBinary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(wasmBinaryFile)&&!isFileURI(wasmBinaryFile)&&!ENVIRONMENT_IS_NODE&&typeof fetch=="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){var result=WebAssembly.instantiateStreaming(response,info);return result.then(receiveInstantiationResult,function(reason){err("wasm streaming compile failed: "+reason);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(receiveInstantiationResult)})})}else{return instantiateArrayBuffer(receiveInstantiationResult)}}if(Module["instantiateWasm"]){try{var exports=Module["instantiateWasm"](info,receiveInstance);return exports}catch(e){err("Module.instantiateWasm callback failed with error: "+e);readyPromiseReject(e)}}instantiateAsync().catch(readyPromiseReject);return{}}

receiveInstance(instance: any, module: any): void

Parameters:

  • instance any
  • module any

Returns: void

Calls:

  • updateMemoryViews
  • addOnInit
  • removeRunDependency
Code 
function receiveInstance(instance,module){var exports=instance.exports;Module["asm"]=exports;wasmMemory=Module["asm"]["oa"];updateMemoryViews();wasmTable=Module["asm"]["qa"];addOnInit(Module["asm"]["pa"]);removeRunDependency("wasm-instantiate")}

receiveInstantiationResult(result: any): void

Parameters:

  • result any

Returns: void

Calls:

  • receiveInstance
Code 
function receiveInstantiationResult(result){receiveInstance(result["instance"])}

instantiateArrayBuffer(receiver: any): Promise<void | WebAssemblyInstantiatedSource>

Parameters:

  • receiver any

Returns: Promise<void | WebAssemblyInstantiatedSource>

Calls:

  • getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then
  • err
  • abort
Code 
function instantiateArrayBuffer(receiver){return getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then(receiver,function(reason){err("failed to asynchronously prepare wasm: "+reason);abort(reason)})}

instantiateAsync(): Promise<void | WebAssemblyInstantiatedSource>

Returns: Promise<void | WebAssemblyInstantiatedSource>

Calls:

  • isDataURI
  • isFileURI
  • fetch(wasmBinaryFile,{credentials:"same-origin"}).then
  • WebAssembly.instantiateStreaming
  • result.then
  • err
  • instantiateArrayBuffer
Code 
function instantiateAsync(){if(!wasmBinary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(wasmBinaryFile)&&!isFileURI(wasmBinaryFile)&&!ENVIRONMENT_IS_NODE&&typeof fetch=="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){var result=WebAssembly.instantiateStreaming(response,info);return result.then(receiveInstantiationResult,function(reason){err("wasm streaming compile failed: "+reason);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(receiveInstantiationResult)})})}else{return instantiateArrayBuffer(receiveInstantiationResult)}}

ExitStatus(status: any): void

Parameters:

  • status any

Returns: void

Code 
function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}

callRuntimeCallbacks(callbacks: any): void

Parameters:

  • callbacks any

Returns: void

Calls:

  • complex_call_11189
Code 
function callRuntimeCallbacks(callbacks){while(callbacks.length>0){callbacks.shift()(Module)}}

ExceptionInfo(excPtr: any): void

Parameters:

  • excPtr any

Returns: void

Calls:

  • this.set_adjusted_ptr
  • this.set_type
  • this.set_destructor
  • this.set_refcount
  • this.set_caught
  • this.set_rethrown
  • ___cxa_is_pointer_type
  • this.get_type
  • this.get_adjusted_ptr
Code 
function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-24;this.set_type=function(type){HEAPU32[this.ptr+4>>2]=type};this.get_type=function(){return HEAPU32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAPU32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAPU32[this.ptr+8>>2]};this.set_refcount=function(refcount){HEAP32[this.ptr>>2]=refcount};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return HEAP8[this.ptr+12>>0]!=0};this.set_rethrown=function(rethrown){rethrown=rethrown?1:0;HEAP8[this.ptr+13>>0]=rethrown};this.get_rethrown=function(){return HEAP8[this.ptr+13>>0]!=0};this.init=function(type,destructor){this.set_adjusted_ptr(0);this.set_type(type);this.set_destructor(destructor);this.set_refcount(0);this.set_caught(false);this.set_rethrown(false)};this.add_ref=function(){var value=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=value+1};this.release_ref=function(){var prev=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=prev-1;return prev===1};this.set_adjusted_ptr=function(adjustedPtr){HEAPU32[this.ptr+16>>2]=adjustedPtr};this.get_adjusted_ptr=function(){return HEAPU32[this.ptr+16>>2]};this.get_exception_ptr=function(){var isPointer=___cxa_is_pointer_type(this.get_type());if(isPointer){return HEAPU32[this.excPtr>>2]}var adjusted=this.get_adjusted_ptr();if(adjusted!==0)return adjusted;return this.excPtr}}

___cxa_throw(ptr: any, type: any, destructor: any): void

Parameters:

  • ptr any
  • type any
  • destructor any

Returns: void

Calls:

  • info.init
Code 
function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}

getRandomDevice(): () => void

Returns: () => void

Calls:

  • crypto.getRandomValues
  • require
  • complex_call_13124
  • abort
Code 
function getRandomDevice(){if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){var randomBuffer=new Uint8Array(1);return()=>{crypto.getRandomValues(randomBuffer);return randomBuffer[0]}}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require("crypto");return()=>crypto_module["randomBytes"](1)[0]}catch(e){}}return()=>abort("randomDevice")}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

trim(arr: any): any

Parameters:

  • arr any

Returns: any

Calls:

  • arr.slice
Code 
function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

intArrayFromString(stringy: any, dontAddNull: any, length: any): any[]

Parameters:

  • stringy any
  • dontAddNull any
  • length any

Returns: any[]

Calls:

  • lengthBytesUTF8
  • stringToUTF8Array
Code 
function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

mmapAlloc(size: any): void

Parameters:

  • size any

Returns: void

Calls:

  • abort
Code 
function mmapAlloc(size){abort()}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

asyncLoad(url: any, onload: any, onerror: any, noRunDep: any): void

Parameters:

  • url any
  • onload any
  • onerror any
  • noRunDep any

Returns: void

Calls:

  • getUniqueRunDependency
  • readAsync
  • assert
  • onload
  • removeRunDependency
  • onerror
  • addRunDependency
Code 
function asyncLoad(url,onload,onerror,noRunDep){var dep=!noRunDep?getUniqueRunDependency("al "+url):"";readAsync(url,arrayBuffer=>{assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}});if(dep)addRunDependency(dep)}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

doCallback(errCode: any): any

Parameters:

  • errCode any

Returns: any

Calls:

  • callback
Code 
function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}

done(errCode: any): any

Parameters:

  • errCode any

Returns: any

Calls:

  • doCallback
Code 
function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

LazyUint8Array(): void

Returns: void

Code 
function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}

doXHR(from: any, to: any): any[] | Uint8Array<any>

Parameters:

  • from any
  • to any

Returns: any[] | Uint8Array<any>

Calls:

  • xhr.open
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • xhr.send
  • intArrayFromString
Code 
(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

writeChunks(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • contents.get
Code 
function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

processData(byteArray: any): void

Parameters:

  • byteArray any

Returns: void

Calls:

  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
Code 
function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}

finish(byteArray: any): void

Parameters:

  • byteArray any

Returns: void

Calls:

  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
Code 
function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

finish(): void

Returns: void

Calls:

  • onload
  • onerror
Code 
function finish(){if(fail==0)onload();else onerror()}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

finish(): void

Returns: void

Calls:

  • onload
  • onerror
Code 
function finish(){if(fail==0)onload();else onerror()}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

handleOpen(): void

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
Code 
function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}}

handleMessage(data: any): void

Parameters:

  • data any

Returns: void

Calls:

  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • Module["websocket"].emit
Code 
function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

getSocketFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • SOCKFS.getSocket
Code 
function getSocketFromFD(fd){var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket}

setErrNo(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • ___errno_location
Code 
function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}

inetNtop4(addr: any): string

Parameters:

  • addr any

Returns: string

Code 
function inetNtop4(addr){return(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255)}

inetNtop6(ints: any): string

Parameters:

  • ints any

Returns: string

Calls:

  • inetNtop4
  • Number(_ntohs(parts[word]&65535)).toString
Code 
function inetNtop6(ints){var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word<zstart+longest){if(word===zstart){str+=":";if(zstart===0)str+=":"}continue}}str+=Number(_ntohs(parts[word]&65535)).toString(16);str+=word<7?":":""}return str}

readSockaddr(sa: any, salen: any): { errno: number; family?: undefined; addr?: undefined; port?: undefined; } | { family: any; addr: string; port: any; errno?: undefined; }

Parameters:

  • sa any
  • salen any

Returns: { errno: number; family?: undefined; addr?: undefined; port?: undefined; } | { family: any; addr: string; port: any; errno?: undefined; }

Calls:

  • _ntohs
  • inetNtop4
  • inetNtop6
Code 
function readSockaddr(sa,salen){var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}}

inetPton4(str: any): number

Parameters:

  • str any

Returns: number

Calls:

  • str.split
  • Number
  • isNaN
Code 
function inetPton4(str){var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0}

jstoi_q(str: any): number

Parameters:

  • str any

Returns: number

Calls:

  • parseInt
Code 
function jstoi_q(str){return parseInt(str)}

inetPton6(str: any): number[]

Parameters:

  • str any

Returns: number[]

Calls:

  • valid6regx.test
  • str.startsWith
  • str.replace
  • str.indexOf
  • str.split
  • jstoi_q
  • words.slice
  • _htons
  • parseInt
Code 
function inetPton6(str){var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w<words.length;w++){if(typeof words[w]=="string"){if(words[w]==="Z"){for(z=0;z<8-words.length+1;z++){parts[w+z]=0}offset=z-1}else{parts[w+offset]=_htons(parseInt(words[w],16))}}else{parts[w+offset]=words[w]}}return[parts[1]<<16|parts[0],parts[3]<<16|parts[2],parts[5]<<16|parts[4],parts[7]<<16|parts[6]]}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

getSocketAddress(addrp: any, addrlen: any, allowNull: any): { errno: number; family?: undefined; addr?: undefined; port?: undefined; } | { family: any; addr: string; port: any; errno?: undefined; }

Parameters:

  • addrp any
  • addrlen any
  • allowNull any

Returns: { errno: number; family?: undefined; addr?: undefined; port?: undefined; } | { family: any; addr: string; port: any; errno?: undefined; }

Calls:

  • readSockaddr
  • DNS.lookup_addr
Code 
function getSocketAddress(addrp,addrlen,allowNull){if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

___syscall_connect(fd: any, addr: any, addrlen: any): number

Parameters:

  • fd any
  • addr any
  • addrlen any

Returns: number

Calls:

  • getSocketFromFD
  • getSocketAddress
  • sock.sock_ops.connect
Code 
function ___syscall_connect(fd,addr,addrlen){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_faccessat(dirfd: any, path: any, amode: any, flags: any): number

Parameters:

  • dirfd any
  • path any
  • amode any
  • flags any

Returns: number

Calls:

  • SYSCALLS.getStr
  • SYSCALLS.calculateAt
  • FS.lookupPath
  • FS.nodePermissions
Code 
function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_fcntl64(fd: any, cmd: any, varargs: any): any

Parameters:

  • fd any
  • cmd any
  • varargs any

Returns: any

Calls:

  • SYSCALLS.getStreamFromFD
  • SYSCALLS.get
  • FS.createStream
  • setErrNo
Code 
function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_fstat64(fd: any, buf: any): number

Parameters:

  • fd any
  • buf any

Returns: number

Calls:

  • SYSCALLS.getStreamFromFD
  • SYSCALLS.doStat
Code 
function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

convertI32PairToI53Checked(lo: any, hi: any): number

Parameters:

  • lo any
  • hi any

Returns: number

Code 
function convertI32PairToI53Checked(lo,hi){return hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN}

___syscall_ftruncate64(fd: any, length_low: any, length_high: any): number

Parameters:

  • fd any
  • length_low any
  • length_high any

Returns: number

Calls:

  • convertI32PairToI53Checked
  • isNaN
  • FS.ftruncate
Code 
function ___syscall_ftruncate64(fd,length_low,length_high){try{var length=convertI32PairToI53Checked(length_low,length_high);if(isNaN(length))return-61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_ioctl(fd: any, op: any, varargs: any): any

Parameters:

  • fd any
  • op any
  • varargs any

Returns: any

Calls:

  • SYSCALLS.getStreamFromFD
  • SYSCALLS.get
  • FS.ioctl
Code 
function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:case 21505:{if(!stream.tty)return-59;return 0}case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:{if(!stream.tty)return-59;return 0}case 21519:{if(!stream.tty)return-59;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;return 0}case 21524:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_lstat64(path: any, buf: any): number

Parameters:

  • path any
  • buf any

Returns: number

Calls:

  • SYSCALLS.getStr
  • SYSCALLS.doStat
Code 
function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_newfstatat(dirfd: any, path: any, buf: any, flags: any): number

Parameters:

  • dirfd any
  • path any
  • buf any
  • flags any

Returns: number

Calls:

  • SYSCALLS.getStr
  • SYSCALLS.calculateAt
  • SYSCALLS.doStat
Code 
function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_openat(dirfd: any, path: any, flags: any, varargs: any): any

Parameters:

  • dirfd any
  • path any
  • flags any
  • varargs any

Returns: any

Calls:

  • SYSCALLS.getStr
  • SYSCALLS.calculateAt
  • SYSCALLS.get
  • FS.open
Code 
function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_socket(domain: any, type: any, protocol: any): any

Parameters:

  • domain any
  • type any
  • protocol any

Returns: any

Calls:

  • SOCKFS.createSocket
Code 
function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

___syscall_stat64(path: any, buf: any): number

Parameters:

  • path any
  • buf any

Returns: number

Calls:

  • SYSCALLS.getStr
  • SYSCALLS.doStat
Code 
function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}

runDestructors(destructors: any): void

Parameters:

  • destructors any

Returns: void

Calls:

  • destructors.pop
  • del
Code 
function runDestructors(destructors){while(destructors.length){var ptr=destructors.pop();var del=destructors.pop();del(ptr)}}

simpleReadValueFromPointer(pointer: any): any

Parameters:

  • pointer any

Returns: any

Calls:

  • complex_call_78468
Code 
function simpleReadValueFromPointer(pointer){return this["fromWireType"](HEAP32[pointer>>2])}

makeLegalFunctionName(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • name.replace
  • name.charCodeAt
Code 
function makeLegalFunctionName(name){if(undefined===name){return"_unknown"}name=name.replace(/[^a-zA-Z0-9_]/g,"$");var f=name.charCodeAt(0);if(f>=char_0&&f<=char_9){return"_"+name}return name}

createNamedFunction(name: any, body: any): any

Parameters:

  • name any
  • body any

Returns: any

Calls:

  • makeLegalFunctionName
  • complex_call_78884
Code 
function createNamedFunction(name,body){name=makeLegalFunctionName(name);return new Function("body","return function "+name+"() {\n"+'    "use strict";'+"    return body.apply(this, arguments);\n"+"};\n")(body)}

extendError(baseErrorType: any, errorName: any): any

Parameters:

  • baseErrorType any
  • errorName any

Returns: any

Calls:

  • createNamedFunction
  • this.toString
  • stack.replace
  • Object.create
Code 
function extendError(baseErrorType,errorName){var errorClass=createNamedFunction(errorName,function(message){this.name=errorName;this.message=message;var stack=new Error(message).stack;if(stack!==undefined){this.stack=this.toString()+"\n"+stack.replace(/^Error(:[^\n]*)?\n/,"")}});errorClass.prototype=Object.create(baseErrorType.prototype);errorClass.prototype.constructor=errorClass;errorClass.prototype.toString=function(){if(this.message===undefined){return this.name}else{return this.name+": "+this.message}};return errorClass}

throwInternalError(message: any): void

Parameters:

  • message any

Returns: void

Code 
function throwInternalError(message){throw new InternalError(message)}

whenDependentTypesAreResolved(myTypes: any, dependentTypes: any, getTypeConverters: any): void

Parameters:

  • myTypes any
  • dependentTypes any
  • getTypeConverters any

Returns: void

Calls:

  • myTypes.forEach
  • getTypeConverters
  • throwInternalError
  • registerType
  • dependentTypes.forEach
  • registeredTypes.hasOwnProperty
  • unregisteredTypes.push
  • awaitingDependencies.hasOwnProperty
  • awaitingDependencies[dt].push
  • onComplete
Code 
function whenDependentTypesAreResolved(myTypes,dependentTypes,getTypeConverters){myTypes.forEach(function(type){typeDependencies[type]=dependentTypes});function onComplete(typeConverters){var myTypeConverters=getTypeConverters(typeConverters);if(myTypeConverters.length!==myTypes.length){throwInternalError("Mismatched type converter count")}for(var i=0;i<myTypes.length;++i){registerType(myTypes[i],myTypeConverters[i])}}var typeConverters=new Array(dependentTypes.length);var unregisteredTypes=[];var registered=0;dependentTypes.forEach((dt,i)=>{if(registeredTypes.hasOwnProperty(dt)){typeConverters[i]=registeredTypes[dt]}else{unregisteredTypes.push(dt);if(!awaitingDependencies.hasOwnProperty(dt)){awaitingDependencies[dt]=[]}awaitingDependencies[dt].push(()=>{typeConverters[i]=registeredTypes[dt];++registered;if(registered===unregisteredTypes.length){onComplete(typeConverters)}})}});if(0===unregisteredTypes.length){onComplete(typeConverters)}}

onComplete(typeConverters: any): void

Parameters:

  • typeConverters any

Returns: void

Calls:

  • getTypeConverters
  • throwInternalError
  • registerType
Code 
function onComplete(typeConverters){var myTypeConverters=getTypeConverters(typeConverters);if(myTypeConverters.length!==myTypes.length){throwInternalError("Mismatched type converter count")}for(var i=0;i<myTypes.length;++i){registerType(myTypes[i],myTypeConverters[i])}}

__embind_finalize_value_array(rawTupleType: any): void

Parameters:

  • rawTupleType any

Returns: void

Calls:

  • elements.map(function(elt){return elt.getterReturnType}).concat
  • elements.map
  • whenDependentTypesAreResolved
  • elements.forEach
  • complex_call_81344
  • getter
  • setter
  • complex_call_81469
  • runDestructors
  • elements[i].read
  • rawDestructor
  • rawConstructor
  • elements[i].write
  • destructors.push
Code 
function __embind_finalize_value_array(rawTupleType){var reg=tupleRegistrations[rawTupleType];delete tupleRegistrations[rawTupleType];var elements=reg.elements;var elementsLength=elements.length;var elementTypes=elements.map(function(elt){return elt.getterReturnType}).concat(elements.map(function(elt){return elt.setterArgumentType}));var rawConstructor=reg.rawConstructor;var rawDestructor=reg.rawDestructor;whenDependentTypesAreResolved([rawTupleType],elementTypes,function(elementTypes){elements.forEach((elt,i)=>{var getterReturnType=elementTypes[i];var getter=elt.getter;var getterContext=elt.getterContext;var setterArgumentType=elementTypes[i+elementsLength];var setter=elt.setter;var setterContext=elt.setterContext;elt.read=ptr=>{return getterReturnType["fromWireType"](getter(getterContext,ptr))};elt.write=(ptr,o)=>{var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,o));runDestructors(destructors)}});return[{name:reg.name,"fromWireType":function(ptr){var rv=new Array(elementsLength);for(var i=0;i<elementsLength;++i){rv[i]=elements[i].read(ptr)}rawDestructor(ptr);return rv},"toWireType":function(destructors,o){if(elementsLength!==o.length){throw new TypeError("Incorrect number of tuple elements for "+reg.name+": expected="+elementsLength+", actual="+o.length)}var ptr=rawConstructor();for(var i=0;i<elementsLength;++i){elements[i].write(ptr,o[i])}if(destructors!==null){destructors.push(rawDestructor,ptr)}return ptr},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:rawDestructor}]})}

__embind_finalize_value_object(structType: any): void

Parameters:

  • structType any

Returns: void

Calls:

  • fieldRecords.map(field=>field.getterReturnType).concat
  • fieldRecords.map
  • whenDependentTypesAreResolved
  • fieldRecords.forEach
  • complex_call_82956
  • getter
  • setter
  • complex_call_83077
  • runDestructors
  • fields[i].read
  • rawDestructor
  • rawConstructor
  • fields[fieldName].write
  • destructors.push
Code 
function __embind_finalize_value_object(structType){var reg=structRegistrations[structType];delete structRegistrations[structType];var rawConstructor=reg.rawConstructor;var rawDestructor=reg.rawDestructor;var fieldRecords=reg.fields;var fieldTypes=fieldRecords.map(field=>field.getterReturnType).concat(fieldRecords.map(field=>field.setterArgumentType));whenDependentTypesAreResolved([structType],fieldTypes,fieldTypes=>{var fields={};fieldRecords.forEach((field,i)=>{var fieldName=field.fieldName;var getterReturnType=fieldTypes[i];var getter=field.getter;var getterContext=field.getterContext;var setterArgumentType=fieldTypes[i+fieldRecords.length];var setter=field.setter;var setterContext=field.setterContext;fields[fieldName]={read:ptr=>{return getterReturnType["fromWireType"](getter(getterContext,ptr))},write:(ptr,o)=>{var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,o));runDestructors(destructors)}}});return[{name:reg.name,"fromWireType":function(ptr){var rv={};for(var i in fields){rv[i]=fields[i].read(ptr)}rawDestructor(ptr);return rv},"toWireType":function(destructors,o){for(var fieldName in fields){if(!(fieldName in o)){throw new TypeError('Missing field:  "'+fieldName+'"')}}var ptr=rawConstructor();for(fieldName in fields){fields[fieldName].write(ptr,o[fieldName])}if(destructors!==null){destructors.push(rawDestructor,ptr)}return ptr},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:rawDestructor}]})}

read(ptr: any): any

Parameters:

  • ptr any

Returns: any

Calls:

  • complex_call_82956
  • getter
Code 
ptr=>{return getterReturnType["fromWireType"](getter(getterContext,ptr))}

write(ptr: any, o: any): void

Parameters:

  • ptr any
  • o any

Returns: void

Calls:

  • setter
  • complex_call_83077
  • runDestructors
Code 
(ptr,o)=>{var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,o));runDestructors(destructors)}

read(ptr: any): any

Parameters:

  • ptr any

Returns: any

Calls:

  • complex_call_82956
  • getter
Code 
ptr=>{return getterReturnType["fromWireType"](getter(getterContext,ptr))}

write(ptr: any, o: any): void

Parameters:

  • ptr any
  • o any

Returns: void

Calls:

  • setter
  • complex_call_83077
  • runDestructors
Code 
(ptr,o)=>{var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,o));runDestructors(destructors)}

__embind_register_bigint(primitiveType: any, name: any, size: any, minRange: any, maxRange: any): void

Parameters:

  • primitiveType any
  • name any
  • size any
  • minRange any
  • maxRange any

Returns: void

Code 
function __embind_register_bigint(primitiveType,name,size,minRange,maxRange){}

getShiftFromSize(size: any): 1 | 2 | 3 | 0

Parameters:

  • size any

Returns: 1 | 2 | 3 | 0

Code 
function getShiftFromSize(size){switch(size){case 1:return 0;case 2:return 1;case 4:return 2;case 8:return 3;default:throw new TypeError("Unknown type size: "+size)}}

embind_init_charCodes(): void

Returns: void

Calls:

  • String.fromCharCode
Code 
function embind_init_charCodes(){var codes=new Array(256);for(var i=0;i<256;++i){codes[i]=String.fromCharCode(i)}embind_charCodes=codes}

readLatin1String(ptr: any): string

Parameters:

  • ptr any

Returns: string

Code 
function readLatin1String(ptr){var ret="";var c=ptr;while(HEAPU8[c]){ret+=embind_charCodes[HEAPU8[c++]]}return ret}

throwBindingError(message: any): void

Parameters:

  • message any

Returns: void

Code 
function throwBindingError(message){throw new BindingError(message)}

registerType(rawType: any, registeredInstance: any, options: {}): void

Parameters:

  • rawType any
  • registeredInstance any
  • options {}

Returns: void

Calls:

  • throwBindingError
  • registeredTypes.hasOwnProperty
  • awaitingDependencies.hasOwnProperty
  • callbacks.forEach
  • cb
Code 
function registerType(rawType,registeredInstance,options={}){if(!("argPackAdvance"in registeredInstance)){throw new TypeError("registerType registeredInstance requires argPackAdvance")}var name=registeredInstance.name;if(!rawType){throwBindingError('type "'+name+'" must have a positive integer typeid pointer')}if(registeredTypes.hasOwnProperty(rawType)){if(options.ignoreDuplicateRegistrations){return}else{throwBindingError("Cannot register type '"+name+"' twice")}}registeredTypes[rawType]=registeredInstance;delete typeDependencies[rawType];if(awaitingDependencies.hasOwnProperty(rawType)){var callbacks=awaitingDependencies[rawType];delete awaitingDependencies[rawType];callbacks.forEach(cb=>cb())}}

__embind_register_bool(rawType: any, name: any, size: any, trueValue: any, falseValue: any): void

Parameters:

  • rawType any
  • name any
  • size any
  • trueValue any
  • falseValue any

Returns: void

Calls:

  • getShiftFromSize
  • readLatin1String
  • registerType
  • complex_call_85529
Code 
function __embind_register_bool(rawType,name,size,trueValue,falseValue){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(wt){return!!wt},"toWireType":function(destructors,o){return o?trueValue:falseValue},"argPackAdvance":8,"readValueFromPointer":function(pointer){var heap;if(size===1){heap=HEAP8}else if(size===2){heap=HEAP16}else if(size===4){heap=HEAP32}else{throw new TypeError("Unknown boolean type size: "+name)}return this["fromWireType"](heap[pointer>>shift])},destructorFunction:null})}

ClassHandle_isAliasOf(other: any): boolean

Parameters:

  • other any

Returns: boolean

Calls:

  • leftClass.upcast
  • rightClass.upcast
Code 
function ClassHandle_isAliasOf(other){if(!(this instanceof ClassHandle)){return false}if(!(other instanceof ClassHandle)){return false}var leftClass=this.$$.ptrType.registeredClass;var left=this.$$.ptr;var rightClass=other.$$.ptrType.registeredClass;var right=other.$$.ptr;while(leftClass.baseClass){left=leftClass.upcast(left);leftClass=leftClass.baseClass}while(rightClass.baseClass){right=rightClass.upcast(right);rightClass=rightClass.baseClass}return leftClass===rightClass&&left===right}

shallowCopyInternalPointer(o: any): { count: any; deleteScheduled: any; preservePointerOnDelete: any; ptr: any; ptrType: any; smartPtr: any; smartPtrType: any; }

Parameters:

  • o any

Returns: { count: any; deleteScheduled: any; preservePointerOnDelete: any; ptr: any; ptrType: any; smartPtr: any; smartPtrType: any; }

Code 
function shallowCopyInternalPointer(o){return{count:o.count,deleteScheduled:o.deleteScheduled,preservePointerOnDelete:o.preservePointerOnDelete,ptr:o.ptr,ptrType:o.ptrType,smartPtr:o.smartPtr,smartPtrType:o.smartPtrType}}

throwInstanceAlreadyDeleted(obj: any): void

Parameters:

  • obj any

Returns: void

Calls:

  • throwBindingError
  • getInstanceTypeName
Code 
function throwInstanceAlreadyDeleted(obj){function getInstanceTypeName(handle){return handle.$$.ptrType.registeredClass.name}throwBindingError(getInstanceTypeName(obj)+" instance already deleted")}

getInstanceTypeName(handle: any): any

Parameters:

  • handle any

Returns: any

Code 
function getInstanceTypeName(handle){return handle.$$.ptrType.registeredClass.name}

detachFinalizer(handle: any): void

Parameters:

  • handle any

Returns: void

Code 
function detachFinalizer(handle){}

runDestructor($$: any): void

Parameters:

  • $$ any

Returns: void

Calls:

  • $$.smartPtrType.rawDestructor
  • $$.ptrType.registeredClass.rawDestructor
Code 
function runDestructor($$){if($$.smartPtr){$$.smartPtrType.rawDestructor($$.smartPtr)}else{$$.ptrType.registeredClass.rawDestructor($$.ptr)}}

releaseClassHandle($$: any): void

Parameters:

  • $$ any

Returns: void

Calls:

  • runDestructor
Code 
function releaseClassHandle($$){$$.count.value-=1;var toDelete=0===$$.count.value;if(toDelete){runDestructor($$)}}

downcastPointer(ptr: any, ptrClass: any, desiredClass: any): any

Parameters:

  • ptr any
  • ptrClass any
  • desiredClass any

Returns: any

Calls:

  • downcastPointer
  • desiredClass.downcast
Code 
function downcastPointer(ptr,ptrClass,desiredClass){if(ptrClass===desiredClass){return ptr}if(undefined===desiredClass.baseClass){return null}var rv=downcastPointer(ptr,ptrClass,desiredClass.baseClass);if(rv===null){return null}return desiredClass.downcast(rv)}

getInheritedInstanceCount(): number

Returns: number

Calls:

  • Object.keys
Code 
function getInheritedInstanceCount(){return Object.keys(registeredInstances).length}

getLiveInheritedInstances(): any[]

Returns: any[]

Calls:

  • registeredInstances.hasOwnProperty
  • rv.push
Code 
function getLiveInheritedInstances(){var rv=[];for(var k in registeredInstances){if(registeredInstances.hasOwnProperty(k)){rv.push(registeredInstances[k])}}return rv}

flushPendingDeletes(): void

Returns: void

Calls:

  • deletionQueue.pop
  • complex_call_87504
Code 
function flushPendingDeletes(){while(deletionQueue.length){var obj=deletionQueue.pop();obj.$$.deleteScheduled=false;obj["delete"]()}}

setDelayFunction(fn: any): void

Parameters:

  • fn any

Returns: void

Calls:

  • delayFunction
Code 
function setDelayFunction(fn){delayFunction=fn;if(deletionQueue.length&&delayFunction){delayFunction(flushPendingDeletes)}}

init_embind(): void

Returns: void

Code 
function init_embind(){Module["getInheritedInstanceCount"]=getInheritedInstanceCount;Module["getLiveInheritedInstances"]=getLiveInheritedInstances;Module["flushPendingDeletes"]=flushPendingDeletes;Module["setDelayFunction"]=setDelayFunction}

getBasestPointer(class_: any, ptr: any): any

Parameters:

  • class_ any
  • ptr any

Returns: any

Calls:

  • throwBindingError
  • class_.upcast
Code 
function getBasestPointer(class_,ptr){if(ptr===undefined){throwBindingError("ptr should not be undefined")}while(class_.baseClass){ptr=class_.upcast(ptr);class_=class_.baseClass}return ptr}

getInheritedInstance(class_: any, ptr: any): any

Parameters:

  • class_ any
  • ptr any

Returns: any

Calls:

  • getBasestPointer
Code 
function getInheritedInstance(class_,ptr){ptr=getBasestPointer(class_,ptr);return registeredInstances[ptr]}

makeClassHandle(prototype: any, record: any): any

Parameters:

  • prototype any
  • record any

Returns: any

Calls:

  • throwInternalError
  • attachFinalizer
  • Object.create
Code 
function makeClassHandle(prototype,record){if(!record.ptrType||!record.ptr){throwInternalError("makeClassHandle requires ptr and ptrType")}var hasSmartPtrType=!!record.smartPtrType;var hasSmartPtr=!!record.smartPtr;if(hasSmartPtrType!==hasSmartPtr){throwInternalError("Both smartPtrType and smartPtr must be specified")}record.count={value:1};return attachFinalizer(Object.create(prototype,{$$:{value:record}}))}

RegisteredPointer_fromWireType(ptr: any): any

Parameters:

  • ptr any

Returns: any

Calls:

  • this.getPointee
  • this.destructor
  • getInheritedInstance
  • complex_call_89011
  • complex_call_89053
  • makeClassHandle
  • this.registeredClass.getActualType
  • makeDefaultHandle.call
  • downcastPointer
Code 
function RegisteredPointer_fromWireType(ptr){var rawPointer=this.getPointee(ptr);if(!rawPointer){this.destructor(ptr);return null}var registeredInstance=getInheritedInstance(this.registeredClass,rawPointer);if(undefined!==registeredInstance){if(0===registeredInstance.$$.count.value){registeredInstance.$$.ptr=rawPointer;registeredInstance.$$.smartPtr=ptr;return registeredInstance["clone"]()}else{var rv=registeredInstance["clone"]();this.destructor(ptr);return rv}}function makeDefaultHandle(){if(this.isSmartPointer){return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this.pointeeType,ptr:rawPointer,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this,ptr:ptr})}}var actualType=this.registeredClass.getActualType(rawPointer);var registeredPointerRecord=registeredPointers[actualType];if(!registeredPointerRecord){return makeDefaultHandle.call(this)}var toType;if(this.isConst){toType=registeredPointerRecord.constPointerType}else{toType=registeredPointerRecord.pointerType}var dp=downcastPointer(rawPointer,this.registeredClass,toType.registeredClass);if(dp===null){return makeDefaultHandle.call(this)}if(this.isSmartPointer){return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp})}}

makeDefaultHandle(): any

Returns: any

Calls:

  • makeClassHandle
Code 
function makeDefaultHandle(){if(this.isSmartPointer){return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this.pointeeType,ptr:rawPointer,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this,ptr:ptr})}}

attachFinalizer(handle: any): any

Parameters:

  • handle any

Returns: any

Calls:

  • releaseClassHandle
  • finalizationRegistry.register
  • finalizationRegistry.unregister
  • attachFinalizer
Code 
function attachFinalizer(handle){if("undefined"===typeof FinalizationRegistry){attachFinalizer=handle=>handle;return handle}finalizationRegistry=new FinalizationRegistry(info=>{releaseClassHandle(info.$$)});attachFinalizer=handle=>{var $$=handle.$$;var hasSmartPtr=!!$$.smartPtr;if(hasSmartPtr){var info={$$:$$};finalizationRegistry.register(handle,info,handle)}return handle};detachFinalizer=handle=>finalizationRegistry.unregister(handle);return attachFinalizer(handle)}

ClassHandle_clone(): any

Returns: any

Calls:

  • throwInstanceAlreadyDeleted
  • attachFinalizer
  • Object.create
  • Object.getPrototypeOf
  • shallowCopyInternalPointer
Code 
function ClassHandle_clone(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.preservePointerOnDelete){this.$$.count.value+=1;return this}else{var clone=attachFinalizer(Object.create(Object.getPrototypeOf(this),{$$:{value:shallowCopyInternalPointer(this.$$)}}));clone.$$.count.value+=1;clone.$$.deleteScheduled=false;return clone}}

ClassHandle_delete(): void

Returns: void

Calls:

  • throwInstanceAlreadyDeleted
  • throwBindingError
  • detachFinalizer
  • releaseClassHandle
Code 
function ClassHandle_delete(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}detachFinalizer(this);releaseClassHandle(this.$$);if(!this.$$.preservePointerOnDelete){this.$$.smartPtr=undefined;this.$$.ptr=undefined}}

ClassHandle_isDeleted(): boolean

Returns: boolean

Code 
function ClassHandle_isDeleted(){return!this.$$.ptr}

ClassHandle_deleteLater(): any

Returns: any

Calls:

  • throwInstanceAlreadyDeleted
  • throwBindingError
  • deletionQueue.push
  • delayFunction
Code 
function ClassHandle_deleteLater(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}deletionQueue.push(this);if(deletionQueue.length===1&&delayFunction){delayFunction(flushPendingDeletes)}this.$$.deleteScheduled=true;return this}

init_ClassHandle(): void

Returns: void

Code 
function init_ClassHandle(){ClassHandle.prototype["isAliasOf"]=ClassHandle_isAliasOf;ClassHandle.prototype["clone"]=ClassHandle_clone;ClassHandle.prototype["delete"]=ClassHandle_delete;ClassHandle.prototype["isDeleted"]=ClassHandle_isDeleted;ClassHandle.prototype["deleteLater"]=ClassHandle_deleteLater}

ClassHandle(): void

Returns: void

Code 
function ClassHandle(){}

ensureOverloadTable(proto: any, methodName: any, humanName: any): void

Parameters:

  • proto any
  • methodName any
  • humanName any

Returns: void

Calls:

  • proto[methodName].overloadTable.hasOwnProperty
  • throwBindingError
  • proto[methodName].overloadTable[arguments.length].apply
Code 
function ensureOverloadTable(proto,methodName,humanName){if(undefined===proto[methodName].overloadTable){var prevFunc=proto[methodName];proto[methodName]=function(){if(!proto[methodName].overloadTable.hasOwnProperty(arguments.length)){throwBindingError("Function '"+humanName+"' called with an invalid number of arguments ("+arguments.length+") - expects one of ("+proto[methodName].overloadTable+")!")}return proto[methodName].overloadTable[arguments.length].apply(this,arguments)};proto[methodName].overloadTable=[];proto[methodName].overloadTable[prevFunc.argCount]=prevFunc}}

exposePublicSymbol(name: any, value: any, numArguments: any): void

Parameters:

  • name any
  • value any
  • numArguments any

Returns: void

Calls:

  • Module.hasOwnProperty
  • throwBindingError
  • ensureOverloadTable
Code 
function exposePublicSymbol(name,value,numArguments){if(Module.hasOwnProperty(name)){if(undefined===numArguments||undefined!==Module[name].overloadTable&&undefined!==Module[name].overloadTable[numArguments]){throwBindingError("Cannot register public name '"+name+"' twice")}ensureOverloadTable(Module,name,name);if(Module.hasOwnProperty(numArguments)){throwBindingError("Cannot register multiple overloads of a function with the same number of arguments ("+numArguments+")!")}Module[name].overloadTable[numArguments]=value}else{Module[name]=value;if(undefined!==numArguments){Module[name].numArguments=numArguments}}}

RegisteredClass(name: any, constructor: any, instancePrototype: any, rawDestructor: any, baseClass: any, getActualType: any, upcast: any, downcast: any): void

Parameters:

  • name any
  • constructor any
  • instancePrototype any
  • rawDestructor any
  • baseClass any
  • getActualType any
  • upcast any
  • downcast any

Returns: void

Code 
function RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast){this.name=name;this.constructor=constructor;this.instancePrototype=instancePrototype;this.rawDestructor=rawDestructor;this.baseClass=baseClass;this.getActualType=getActualType;this.upcast=upcast;this.downcast=downcast;this.pureVirtualFunctions=[]}

upcastPointer(ptr: any, ptrClass: any, desiredClass: any): any

Parameters:

  • ptr any
  • ptrClass any
  • desiredClass any

Returns: any

Calls:

  • throwBindingError
  • ptrClass.upcast
Code 
function upcastPointer(ptr,ptrClass,desiredClass){while(ptrClass!==desiredClass){if(!ptrClass.upcast){throwBindingError("Expected null or instance of "+desiredClass.name+", got an instance of "+ptrClass.name)}ptr=ptrClass.upcast(ptr);ptrClass=ptrClass.baseClass}return ptr}

constNoSmartPtrRawPointerToWireType(destructors: any, handle: any): any

Parameters:

  • destructors any
  • handle any

Returns: any

Calls:

  • throwBindingError
  • embindRepr
  • upcastPointer
Code 
function constNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+embindRepr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}

genericPointerToWireType(destructors: any, handle: any): any

Parameters:

  • destructors any
  • handle any

Returns: any

Calls:

  • throwBindingError
  • this.rawConstructor
  • destructors.push
  • embindRepr
  • upcastPointer
  • complex_call_95593
  • this.rawShare
  • Emval.toHandle
  • complex_call_95659
Code 
function genericPointerToWireType(destructors,handle){var ptr;if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}if(this.isSmartPointer){ptr=this.rawConstructor();if(destructors!==null){destructors.push(this.rawDestructor,ptr)}return ptr}else{return 0}}if(!handle.$$){throwBindingError('Cannot pass "'+embindRepr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(!this.isConst&&handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);if(this.isSmartPointer){if(undefined===handle.$$.smartPtr){throwBindingError("Passing raw pointer to smart pointer is illegal")}switch(this.sharingPolicy){case 0:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}break;case 1:ptr=handle.$$.smartPtr;break;case 2:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{var clonedHandle=handle["clone"]();ptr=this.rawShare(ptr,Emval.toHandle(function(){clonedHandle["delete"]()}));if(destructors!==null){destructors.push(this.rawDestructor,ptr)}}break;default:throwBindingError("Unsupporting sharing policy")}}return ptr}

nonConstNoSmartPtrRawPointerToWireType(destructors: any, handle: any): any

Parameters:

  • destructors any
  • handle any

Returns: any

Calls:

  • throwBindingError
  • embindRepr
  • upcastPointer
Code 
function nonConstNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+embindRepr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+handle.$$.ptrType.name+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}

RegisteredPointer_getPointee(ptr: any): any

Parameters:

  • ptr any

Returns: any

Calls:

  • this.rawGetPointee
Code 
function RegisteredPointer_getPointee(ptr){if(this.rawGetPointee){ptr=this.rawGetPointee(ptr)}return ptr}

RegisteredPointer_destructor(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • this.rawDestructor
Code 
function RegisteredPointer_destructor(ptr){if(this.rawDestructor){this.rawDestructor(ptr)}}

RegisteredPointer_deleteObject(handle: any): void

Parameters:

  • handle any

Returns: void

Calls:

  • complex_call_96715
Code 
function RegisteredPointer_deleteObject(handle){if(handle!==null){handle["delete"]()}}

init_RegisteredPointer(): void

Returns: void

Code 
function init_RegisteredPointer(){RegisteredPointer.prototype.getPointee=RegisteredPointer_getPointee;RegisteredPointer.prototype.destructor=RegisteredPointer_destructor;RegisteredPointer.prototype["argPackAdvance"]=8;RegisteredPointer.prototype["readValueFromPointer"]=simpleReadValueFromPointer;RegisteredPointer.prototype["deleteObject"]=RegisteredPointer_deleteObject;RegisteredPointer.prototype["fromWireType"]=RegisteredPointer_fromWireType}

RegisteredPointer(name: any, registeredClass: any, isReference: any, isConst: any, isSmartPointer: any, pointeeType: any, sharingPolicy: any, rawGetPointee: any, rawConstructor: any, rawShare: any, rawDestructor: any): void

Parameters:

  • name any
  • registeredClass any
  • isReference any
  • isConst any
  • isSmartPointer any
  • pointeeType any
  • sharingPolicy any
  • rawGetPointee any
  • rawConstructor any
  • rawShare any
  • rawDestructor any

Returns: void

Code 
function RegisteredPointer(name,registeredClass,isReference,isConst,isSmartPointer,pointeeType,sharingPolicy,rawGetPointee,rawConstructor,rawShare,rawDestructor){this.name=name;this.registeredClass=registeredClass;this.isReference=isReference;this.isConst=isConst;this.isSmartPointer=isSmartPointer;this.pointeeType=pointeeType;this.sharingPolicy=sharingPolicy;this.rawGetPointee=rawGetPointee;this.rawConstructor=rawConstructor;this.rawShare=rawShare;this.rawDestructor=rawDestructor;if(!isSmartPointer&&registeredClass.baseClass===undefined){if(isConst){this["toWireType"]=constNoSmartPtrRawPointerToWireType;this.destructorFunction=null}else{this["toWireType"]=nonConstNoSmartPtrRawPointerToWireType;this.destructorFunction=null}}else{this["toWireType"]=genericPointerToWireType}}

replacePublicSymbol(name: any, value: any, numArguments: any): void

Parameters:

  • name any
  • value any
  • numArguments any

Returns: void

Calls:

  • Module.hasOwnProperty
  • throwInternalError
Code 
function replacePublicSymbol(name,value,numArguments){if(!Module.hasOwnProperty(name)){throwInternalError("Replacing nonexistant public symbol")}if(undefined!==Module[name].overloadTable&&undefined!==numArguments){Module[name].overloadTable[numArguments]=value}else{Module[name]=value;Module[name].argCount=numArguments}}

dynCallLegacy(sig: any, ptr: any, args: any): any

Parameters:

  • sig any
  • ptr any
  • args any

Returns: any

Calls:

  • f.apply
  • [ptr].concat
  • f.call
Code 
function dynCallLegacy(sig,ptr,args){var f=Module["dynCall_"+sig];return args&&args.length?f.apply(null,[ptr].concat(args)):f.call(null,ptr)}

getWasmTableEntry(funcPtr: any): any

Parameters:

  • funcPtr any

Returns: any

Calls:

  • wasmTable.get
Code 
function getWasmTableEntry(funcPtr){return wasmTable.get(funcPtr)}

dynCall(sig: any, ptr: any, args: any): any

Parameters:

  • sig any
  • ptr any
  • args any

Returns: any

Calls:

  • sig.includes
  • dynCallLegacy
  • getWasmTableEntry(ptr).apply
Code 
function dynCall(sig,ptr,args){if(sig.includes("j")){return dynCallLegacy(sig,ptr,args)}var rtn=getWasmTableEntry(ptr).apply(null,args);return rtn}

getDynCaller(sig: any, ptr: any): (...args: any[]) => any

Parameters:

  • sig any
  • ptr any

Returns: (...args: any[]) => any

Calls:

  • Object.assign
  • dynCall
Code 
function getDynCaller(sig,ptr){var argCache=[];return function(){argCache.length=0;Object.assign(argCache,arguments);return dynCall(sig,ptr,argCache)}}

embind__requireFunction(signature: any, rawFunction: any): any

Parameters:

  • signature any
  • rawFunction any

Returns: any

Calls:

  • readLatin1String
  • signature.includes
  • getDynCaller
  • getWasmTableEntry
  • makeDynCaller
  • throwBindingError
Code 
function embind__requireFunction(signature,rawFunction){signature=readLatin1String(signature);function makeDynCaller(){if(signature.includes("j")){return getDynCaller(signature,rawFunction)}return getWasmTableEntry(rawFunction)}var fp=makeDynCaller();if(typeof fp!="function"){throwBindingError("unknown function pointer with signature "+signature+": "+rawFunction)}return fp}

makeDynCaller(): any

Returns: any

Calls:

  • signature.includes
  • getDynCaller
  • getWasmTableEntry
Code 
function makeDynCaller(){if(signature.includes("j")){return getDynCaller(signature,rawFunction)}return getWasmTableEntry(rawFunction)}

getTypeName(type: any): string

Parameters:

  • type any

Returns: string

Calls:

  • ___getTypeName
  • readLatin1String
  • _free
Code 
function getTypeName(type){var ptr=___getTypeName(type);var rv=readLatin1String(ptr);_free(ptr);return rv}

throwUnboundTypeError(message: any, types: any): void

Parameters:

  • message any
  • types any

Returns: void

Calls:

  • typeDependencies[type].forEach
  • unboundTypes.push
  • types.forEach
  • unboundTypes.map(getTypeName).join
Code 
function throwUnboundTypeError(message,types){var unboundTypes=[];var seen={};function visit(type){if(seen[type]){return}if(registeredTypes[type]){return}if(typeDependencies[type]){typeDependencies[type].forEach(visit);return}unboundTypes.push(type);seen[type]=true}types.forEach(visit);throw new UnboundTypeError(message+": "+unboundTypes.map(getTypeName).join([", "]))}

visit(type: any): void

Parameters:

  • type any

Returns: void

Calls:

  • typeDependencies[type].forEach
  • unboundTypes.push
Code 
function visit(type){if(seen[type]){return}if(registeredTypes[type]){return}if(typeDependencies[type]){typeDependencies[type].forEach(visit);return}unboundTypes.push(type);seen[type]=true}

__embind_register_class(rawType: any, rawPointerType: any, rawConstPointerType: any, baseClassRawType: any, getActualTypeSignature: any, getActualType: any, upcastSignature: any, upcast: any, downcastSignature: any, downcast: any, name: any, destructorSignature: any, rawDestructor: any): void

Parameters:

  • rawType any
  • rawPointerType any
  • rawConstPointerType any
  • baseClassRawType any
  • getActualTypeSignature any
  • getActualType any
  • upcastSignature any
  • upcast any
  • downcastSignature any
  • downcast any
  • name any
  • destructorSignature any
  • rawDestructor any

Returns: void

Calls:

  • readLatin1String
  • embind__requireFunction
  • makeLegalFunctionName
  • exposePublicSymbol
  • throwUnboundTypeError
  • whenDependentTypesAreResolved
  • createNamedFunction
  • Object.getPrototypeOf
  • Object.keys(registeredClass.constructor_body).toString
  • body.apply
  • Object.create
  • replacePublicSymbol
Code 
function __embind_register_class(rawType,rawPointerType,rawConstPointerType,baseClassRawType,getActualTypeSignature,getActualType,upcastSignature,upcast,downcastSignature,downcast,name,destructorSignature,rawDestructor){name=readLatin1String(name);getActualType=embind__requireFunction(getActualTypeSignature,getActualType);if(upcast){upcast=embind__requireFunction(upcastSignature,upcast)}if(downcast){downcast=embind__requireFunction(downcastSignature,downcast)}rawDestructor=embind__requireFunction(destructorSignature,rawDestructor);var legalFunctionName=makeLegalFunctionName(name);exposePublicSymbol(legalFunctionName,function(){throwUnboundTypeError("Cannot construct "+name+" due to unbound types",[baseClassRawType])});whenDependentTypesAreResolved([rawType,rawPointerType,rawConstPointerType],baseClassRawType?[baseClassRawType]:[],function(base){base=base[0];var baseClass;var basePrototype;if(baseClassRawType){baseClass=base.registeredClass;basePrototype=baseClass.instancePrototype}else{basePrototype=ClassHandle.prototype}var constructor=createNamedFunction(legalFunctionName,function(){if(Object.getPrototypeOf(this)!==instancePrototype){throw new BindingError("Use 'new' to construct "+name)}if(undefined===registeredClass.constructor_body){throw new BindingError(name+" has no accessible constructor")}var body=registeredClass.constructor_body[arguments.length];if(undefined===body){throw new BindingError("Tried to invoke ctor of "+name+" with invalid number of parameters ("+arguments.length+") - expected ("+Object.keys(registeredClass.constructor_body).toString()+") parameters instead!")}return body.apply(this,arguments)});var instancePrototype=Object.create(basePrototype,{constructor:{value:constructor}});constructor.prototype=instancePrototype;var registeredClass=new RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast);var referenceConverter=new RegisteredPointer(name,registeredClass,true,false,false);var pointerConverter=new RegisteredPointer(name+"*",registeredClass,false,false,false);var constPointerConverter=new RegisteredPointer(name+" const*",registeredClass,false,true,false);registeredPointers[rawType]={pointerType:pointerConverter,constPointerType:constPointerConverter};replacePublicSymbol(legalFunctionName,constructor);return[referenceConverter,pointerConverter,constPointerConverter]})}

new_(constructor: any, argumentList: any): any

Parameters:

  • constructor any
  • argumentList any

Returns: any

Calls:

  • createNamedFunction
  • constructor.apply
Code 
function new_(constructor,argumentList){if(!(constructor instanceof Function)){throw new TypeError("new_ called with constructor type "+typeof constructor+" which is not a function")}var dummy=createNamedFunction(constructor.name||"unknownFunctionName",function(){});dummy.prototype=constructor.prototype;var obj=new dummy;var r=constructor.apply(obj,argumentList);return r instanceof Object?r:obj}

craftInvokerFunction(humanName: any, argTypes: any, classType: any, cppInvokerFunc: any, cppTargetFunc: any): any

Parameters:

  • humanName any
  • argTypes any
  • classType any
  • cppInvokerFunc any
  • cppTargetFunc any

Returns: any

Calls:

  • throwBindingError
  • makeLegalFunctionName
  • args1.push
  • args2.push
  • new_(Function,args1).apply
Code 
function craftInvokerFunction(humanName,argTypes,classType,cppInvokerFunc,cppTargetFunc){var argCount=argTypes.length;if(argCount<2){throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!")}var isClassMethodFunc=argTypes[1]!==null&&classType!==null;var needsDestructorStack=false;for(var i=1;i<argTypes.length;++i){if(argTypes[i]!==null&&argTypes[i].destructorFunction===undefined){needsDestructorStack=true;break}}var returns=argTypes[0].name!=="void";var argsList="";var argsListWired="";for(var i=0;i<argCount-2;++i){argsList+=(i!==0?", ":"")+"arg"+i;argsListWired+=(i!==0?", ":"")+"arg"+i+"Wired"}var invokerFnBody="return function "+makeLegalFunctionName(humanName)+"("+argsList+") {\n"+"if (arguments.length !== "+(argCount-2)+") {\n"+"throwBindingError('function "+humanName+" called with ' + arguments.length + ' arguments, expected "+(argCount-2)+" args!');\n"+"}\n";if(needsDestructorStack){invokerFnBody+="var destructors = [];\n"}var dtorStack=needsDestructorStack?"destructors":"null";var args1=["throwBindingError","invoker","fn","runDestructors","retType","classParam"];var args2=[throwBindingError,cppInvokerFunc,cppTargetFunc,runDestructors,argTypes[0],argTypes[1]];if(isClassMethodFunc){invokerFnBody+="var thisWired = classParam.toWireType("+dtorStack+", this);\n"}for(var i=0;i<argCount-2;++i){invokerFnBody+="var arg"+i+"Wired = argType"+i+".toWireType("+dtorStack+", arg"+i+"); // "+argTypes[i+2].name+"\n";args1.push("argType"+i);args2.push(argTypes[i+2])}if(isClassMethodFunc){argsListWired="thisWired"+(argsListWired.length>0?", ":"")+argsListWired}invokerFnBody+=(returns?"var rv = ":"")+"invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n";if(needsDestructorStack){invokerFnBody+="runDestructors(destructors);\n"}else{for(var i=isClassMethodFunc?1:2;i<argTypes.length;++i){var paramName=i===1?"thisWired":"arg"+(i-2)+"Wired";if(argTypes[i].destructorFunction!==null){invokerFnBody+=paramName+"_dtor("+paramName+"); // "+argTypes[i].name+"\n";args1.push(paramName+"_dtor");args2.push(argTypes[i].destructorFunction)}}}if(returns){invokerFnBody+="var ret = retType.fromWireType(rv);\n"+"return ret;\n"}else{}invokerFnBody+="}\n";args1.push(invokerFnBody);var invokerFunction=new_(Function,args1).apply(null,args2);return invokerFunction}

heap32VectorToArray(count: any, firstElement: any): any[]

Parameters:

  • count any
  • firstElement any

Returns: any[]

Calls:

  • array.push
Code 
function heap32VectorToArray(count,firstElement){var array=[];for(var i=0;i<count;i++){array.push(HEAPU32[firstElement+i*4>>2])}return array}

__embind_register_class_class_function(rawClassType: any, methodName: any, argCount: any, rawArgTypesAddr: any, invokerSignature: any, rawInvoker: any, fn: any): void

Parameters:

  • rawClassType any
  • methodName any
  • argCount any
  • rawArgTypesAddr any
  • invokerSignature any
  • rawInvoker any
  • fn any

Returns: void

Calls:

  • heap32VectorToArray
  • readLatin1String
  • embind__requireFunction
  • whenDependentTypesAreResolved
  • throwUnboundTypeError
  • methodName.startsWith
  • methodName.substring
  • ensureOverloadTable
  • [argTypes[0],null].concat
  • argTypes.slice
  • craftInvokerFunction
Code 
function __embind_register_class_class_function(rawClassType,methodName,argCount,rawArgTypesAddr,invokerSignature,rawInvoker,fn){var rawArgTypes=heap32VectorToArray(argCount,rawArgTypesAddr);methodName=readLatin1String(methodName);rawInvoker=embind__requireFunction(invokerSignature,rawInvoker);whenDependentTypesAreResolved([],[rawClassType],function(classType){classType=classType[0];var humanName=classType.name+"."+methodName;function unboundTypesHandler(){throwUnboundTypeError("Cannot call "+humanName+" due to unbound types",rawArgTypes)}if(methodName.startsWith("@@")){methodName=Symbol[methodName.substring(2)]}var proto=classType.registeredClass.constructor;if(undefined===proto[methodName]){unboundTypesHandler.argCount=argCount-1;proto[methodName]=unboundTypesHandler}else{ensureOverloadTable(proto,methodName,humanName);proto[methodName].overloadTable[argCount-1]=unboundTypesHandler}whenDependentTypesAreResolved([],rawArgTypes,function(argTypes){var invokerArgsArray=[argTypes[0],null].concat(argTypes.slice(1));var func=craftInvokerFunction(humanName,invokerArgsArray,null,rawInvoker,fn);if(undefined===proto[methodName].overloadTable){func.argCount=argCount-1;proto[methodName]=func}else{proto[methodName].overloadTable[argCount-1]=func}return[]});return[]})}

unboundTypesHandler(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function unboundTypesHandler(){throwUnboundTypeError("Cannot call "+humanName+" due to unbound types",rawArgTypes)}

__embind_register_class_constructor(rawClassType: any, argCount: any, rawArgTypesAddr: any, invokerSignature: any, invoker: any, rawConstructor: any): void

Parameters:

  • rawClassType any
  • argCount any
  • rawArgTypesAddr any
  • invokerSignature any
  • invoker any
  • rawConstructor any

Returns: void

Calls:

  • assert
  • heap32VectorToArray
  • embind__requireFunction
  • whenDependentTypesAreResolved
  • throwUnboundTypeError
  • argTypes.splice
  • craftInvokerFunction
Code 
function __embind_register_class_constructor(rawClassType,argCount,rawArgTypesAddr,invokerSignature,invoker,rawConstructor){assert(argCount>0);var rawArgTypes=heap32VectorToArray(argCount,rawArgTypesAddr);invoker=embind__requireFunction(invokerSignature,invoker);whenDependentTypesAreResolved([],[rawClassType],function(classType){classType=classType[0];var humanName="constructor "+classType.name;if(undefined===classType.registeredClass.constructor_body){classType.registeredClass.constructor_body=[]}if(undefined!==classType.registeredClass.constructor_body[argCount-1]){throw new BindingError("Cannot register multiple constructors with identical number of parameters ("+(argCount-1)+") for class '"+classType.name+"'! Overload resolution is currently only performed using the parameter count, not actual type info!")}classType.registeredClass.constructor_body[argCount-1]=()=>{throwUnboundTypeError("Cannot construct "+classType.name+" due to unbound types",rawArgTypes)};whenDependentTypesAreResolved([],rawArgTypes,function(argTypes){argTypes.splice(1,0,null);classType.registeredClass.constructor_body[argCount-1]=craftInvokerFunction(humanName,argTypes,null,invoker,rawConstructor);return[]});return[]})}

__embind_register_class_function(rawClassType: any, methodName: any, argCount: any, rawArgTypesAddr: any, invokerSignature: any, rawInvoker: any, context: any, isPureVirtual: any): void

Parameters:

  • rawClassType any
  • methodName any
  • argCount any
  • rawArgTypesAddr any
  • invokerSignature any
  • rawInvoker any
  • context any
  • isPureVirtual any

Returns: void

Calls:

  • heap32VectorToArray
  • readLatin1String
  • embind__requireFunction
  • whenDependentTypesAreResolved
  • methodName.startsWith
  • methodName.substring
  • classType.registeredClass.pureVirtualFunctions.push
  • throwUnboundTypeError
  • ensureOverloadTable
  • craftInvokerFunction
Code 
function __embind_register_class_function(rawClassType,methodName,argCount,rawArgTypesAddr,invokerSignature,rawInvoker,context,isPureVirtual){var rawArgTypes=heap32VectorToArray(argCount,rawArgTypesAddr);methodName=readLatin1String(methodName);rawInvoker=embind__requireFunction(invokerSignature,rawInvoker);whenDependentTypesAreResolved([],[rawClassType],function(classType){classType=classType[0];var humanName=classType.name+"."+methodName;if(methodName.startsWith("@@")){methodName=Symbol[methodName.substring(2)]}if(isPureVirtual){classType.registeredClass.pureVirtualFunctions.push(methodName)}function unboundTypesHandler(){throwUnboundTypeError("Cannot call "+humanName+" due to unbound types",rawArgTypes)}var proto=classType.registeredClass.instancePrototype;var method=proto[methodName];if(undefined===method||undefined===method.overloadTable&&method.className!==classType.name&&method.argCount===argCount-2){unboundTypesHandler.argCount=argCount-2;unboundTypesHandler.className=classType.name;proto[methodName]=unboundTypesHandler}else{ensureOverloadTable(proto,methodName,humanName);proto[methodName].overloadTable[argCount-2]=unboundTypesHandler}whenDependentTypesAreResolved([],rawArgTypes,function(argTypes){var memberFunction=craftInvokerFunction(humanName,argTypes,classType,rawInvoker,context);if(undefined===proto[methodName].overloadTable){memberFunction.argCount=argCount-2;proto[methodName]=memberFunction}else{proto[methodName].overloadTable[argCount-2]=memberFunction}return[]});return[]})}

unboundTypesHandler(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function unboundTypesHandler(){throwUnboundTypeError("Cannot call "+humanName+" due to unbound types",rawArgTypes)}

validateThis(this_: any, classType: any, humanName: any): any

Parameters:

  • this_ any
  • classType any
  • humanName any

Returns: any

Calls:

  • throwBindingError
  • upcastPointer
Code 
function validateThis(this_,classType,humanName){if(!(this_ instanceof Object)){throwBindingError(humanName+' with invalid "this": '+this_)}if(!(this_ instanceof classType.registeredClass.constructor)){throwBindingError(humanName+' incompatible with "this" of type '+this_.constructor.name)}if(!this_.$$.ptr){throwBindingError("cannot call emscripten binding method "+humanName+" on deleted object")}return upcastPointer(this_.$$.ptr,this_.$$.ptrType.registeredClass,classType.registeredClass)}

__embind_register_class_property(classType: any, fieldName: any, getterReturnType: any, getterSignature: any, getter: any, getterContext: any, setterArgumentType: any, setterSignature: any, setter: any, setterContext: any): void

Parameters:

  • classType any
  • fieldName any
  • getterReturnType any
  • getterSignature any
  • getter any
  • getterContext any
  • setterArgumentType any
  • setterSignature any
  • setter any
  • setterContext any

Returns: void

Calls:

  • readLatin1String
  • embind__requireFunction
  • whenDependentTypesAreResolved
  • throwUnboundTypeError
  • throwBindingError
  • Object.defineProperty
  • validateThis
  • complex_call_110515
  • getter
  • setter
  • complex_call_110813
  • runDestructors
Code 
function __embind_register_class_property(classType,fieldName,getterReturnType,getterSignature,getter,getterContext,setterArgumentType,setterSignature,setter,setterContext){fieldName=readLatin1String(fieldName);getter=embind__requireFunction(getterSignature,getter);whenDependentTypesAreResolved([],[classType],function(classType){classType=classType[0];var humanName=classType.name+"."+fieldName;var desc={get:function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])},enumerable:true,configurable:true};if(setter){desc.set=()=>{throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}}else{desc.set=v=>{throwBindingError(humanName+" is a read-only property")}}Object.defineProperty(classType.registeredClass.instancePrototype,fieldName,desc);whenDependentTypesAreResolved([],setter?[getterReturnType,setterArgumentType]:[getterReturnType],function(types){var getterReturnType=types[0];var desc={get:function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))},enumerable:true};if(setter){setter=embind__requireFunction(setterSignature,setter);var setterArgumentType=types[1];desc.set=function(v){var ptr=validateThis(this,classType,humanName+" setter");var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,v));runDestructors(destructors)}}Object.defineProperty(classType.registeredClass.instancePrototype,fieldName,desc);return[]});return[]})}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

__emval_decref(handle: any): void

Parameters:

  • handle any

Returns: void

Calls:

  • emval_free_list.push
Code 
function __emval_decref(handle){if(handle>4&&0===--emval_handle_array[handle].refcount){emval_handle_array[handle]=undefined;emval_free_list.push(handle)}}

count_emval_handles(): number

Returns: number

Code 
function count_emval_handles(){var count=0;for(var i=5;i<emval_handle_array.length;++i){if(emval_handle_array[i]!==undefined){++count}}return count}

get_first_emval(): { value?: undefined; } | { value: boolean; }

Returns: { value?: undefined; } | { value: boolean; }

Code 
function get_first_emval(){for(var i=5;i<emval_handle_array.length;++i){if(emval_handle_array[i]!==undefined){return emval_handle_array[i]}}return null}

init_emval(): void

Returns: void

Code 
function init_emval(){Module["count_emval_handles"]=count_emval_handles;Module["get_first_emval"]=get_first_emval}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

__embind_register_emval(rawType: any, name: any): void

Parameters:

  • rawType any
  • name any

Returns: void

Calls:

  • readLatin1String
  • registerType
  • Emval.toValue
  • __emval_decref
  • Emval.toHandle
Code 
function __embind_register_emval(rawType,name){name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(handle){var rv=Emval.toValue(handle);__emval_decref(handle);return rv},"toWireType":function(destructors,value){return Emval.toHandle(value)},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:null})}

enumReadValueFromPointer(name: any, shift: any, signed: any): (pointer: any) => any

Parameters:

  • name any
  • shift any
  • signed any

Returns: (pointer: any) => any

Calls:

  • complex_call_112593
  • complex_call_112700
  • complex_call_112810
Code 
function enumReadValueFromPointer(name,shift,signed){switch(shift){case 0:return function(pointer){var heap=signed?HEAP8:HEAPU8;return this["fromWireType"](heap[pointer])};case 1:return function(pointer){var heap=signed?HEAP16:HEAPU16;return this["fromWireType"](heap[pointer>>1])};case 2:return function(pointer){var heap=signed?HEAP32:HEAPU32;return this["fromWireType"](heap[pointer>>2])};default:throw new TypeError("Unknown integer type: "+name)}}

__embind_register_enum(rawType: any, name: any, size: any, isSigned: any): void

Parameters:

  • rawType any
  • name any
  • size any
  • isSigned any

Returns: void

Calls:

  • getShiftFromSize
  • readLatin1String
  • registerType
  • enumReadValueFromPointer
  • exposePublicSymbol
Code 
function __embind_register_enum(rawType,name,size,isSigned){var shift=getShiftFromSize(size);name=readLatin1String(name);function ctor(){}ctor.values={};registerType(rawType,{name:name,constructor:ctor,"fromWireType":function(c){return this.constructor.values[c]},"toWireType":function(destructors,c){return c.value},"argPackAdvance":8,"readValueFromPointer":enumReadValueFromPointer(name,shift,isSigned),destructorFunction:null});exposePublicSymbol(name,ctor)}

ctor(): void

Returns: void

Code 
function ctor(){}

requireRegisteredType(rawType: any, humanName: any): any

Parameters:

  • rawType any
  • humanName any

Returns: any

Calls:

  • throwBindingError
  • getTypeName
Code 
function requireRegisteredType(rawType,humanName){var impl=registeredTypes[rawType];if(undefined===impl){throwBindingError(humanName+" has unknown type "+getTypeName(rawType))}return impl}

__embind_register_enum_value(rawEnumType: any, name: any, enumValue: any): void

Parameters:

  • rawEnumType any
  • name any
  • enumValue any

Returns: void

Calls:

  • requireRegisteredType
  • readLatin1String
  • Object.create
  • createNamedFunction
Code 
function __embind_register_enum_value(rawEnumType,name,enumValue){var enumType=requireRegisteredType(rawEnumType,"enum");name=readLatin1String(name);var Enum=enumType.constructor;var Value=Object.create(enumType.constructor.prototype,{value:{value:enumValue},constructor:{value:createNamedFunction(enumType.name+"_"+name,function(){})}});Enum.values[enumValue]=Value;Enum[name]=Value}

embindRepr(v: any): any

Parameters:

  • v any

Returns: any

Calls:

  • v.toString
Code 
function embindRepr(v){if(v===null){return"null"}var t=typeof v;if(t==="object"||t==="array"||t==="function"){return v.toString()}else{return""+v}}

floatReadValueFromPointer(name: any, shift: any): (pointer: any) => any

Parameters:

  • name any
  • shift any

Returns: (pointer: any) => any

Calls:

  • complex_call_114190
  • complex_call_114272
Code 
function floatReadValueFromPointer(name,shift){switch(shift){case 2:return function(pointer){return this["fromWireType"](HEAPF32[pointer>>2])};case 3:return function(pointer){return this["fromWireType"](HEAPF64[pointer>>3])};default:throw new TypeError("Unknown float type: "+name)}}

__embind_register_float(rawType: any, name: any, size: any): void

Parameters:

  • rawType any
  • name any
  • size any

Returns: void

Calls:

  • getShiftFromSize
  • readLatin1String
  • registerType
  • floatReadValueFromPointer
Code 
function __embind_register_float(rawType,name,size){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(value){return value},"toWireType":function(destructors,value){return value},"argPackAdvance":8,"readValueFromPointer":floatReadValueFromPointer(name,shift),destructorFunction:null})}

integerReadValueFromPointer(name: any, shift: any, signed: any): (pointer: any) => any

Parameters:

  • name any
  • shift any
  • signed any

Returns: (pointer: any) => any

Code 
function integerReadValueFromPointer(name,shift,signed){switch(shift){case 0:return signed?function readS8FromPointer(pointer){return HEAP8[pointer]}:function readU8FromPointer(pointer){return HEAPU8[pointer]};case 1:return signed?function readS16FromPointer(pointer){return HEAP16[pointer>>1]}:function readU16FromPointer(pointer){return HEAPU16[pointer>>1]};case 2:return signed?function readS32FromPointer(pointer){return HEAP32[pointer>>2]}:function readU32FromPointer(pointer){return HEAPU32[pointer>>2]};default:throw new TypeError("Unknown integer type: "+name)}}

__embind_register_integer(primitiveType: any, name: any, size: any, minRange: any, maxRange: any): void

Parameters:

  • primitiveType any
  • name any
  • size any
  • minRange any
  • maxRange any

Returns: void

Calls:

  • readLatin1String
  • getShiftFromSize
  • name.includes
  • checkAssertions
  • registerType
  • integerReadValueFromPointer
Code 
function __embind_register_integer(primitiveType,name,size,minRange,maxRange){name=readLatin1String(name);if(maxRange===-1){maxRange=4294967295}var shift=getShiftFromSize(size);var fromWireType=value=>value;if(minRange===0){var bitshift=32-8*size;fromWireType=value=>value<<bitshift>>>bitshift}var isUnsignedType=name.includes("unsigned");var checkAssertions=(value,toTypeName)=>{};var toWireType;if(isUnsignedType){toWireType=function(destructors,value){checkAssertions(value,this.name);return value>>>0}}else{toWireType=function(destructors,value){checkAssertions(value,this.name);return value}}registerType(primitiveType,{name:name,"fromWireType":fromWireType,"toWireType":toWireType,"argPackAdvance":8,"readValueFromPointer":integerReadValueFromPointer(name,shift,minRange!==0),destructorFunction:null})}

fromWireType(value: any): any

Parameters:

  • value any

Returns: any

Code 
value=>value

checkAssertions(value: any, toTypeName: any): void

Parameters:

  • value any
  • toTypeName any

Returns: void

Code 
(value,toTypeName)=>{}

__embind_register_memory_view(rawType: any, dataTypeIndex: any, name: any): void

Parameters:

  • rawType any
  • dataTypeIndex any
  • name any

Returns: void

Calls:

  • readLatin1String
  • registerType
Code 
function __embind_register_memory_view(rawType,dataTypeIndex,name){var typeMapping=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];var TA=typeMapping[dataTypeIndex];function decodeMemoryView(handle){handle=handle>>2;var heap=HEAPU32;var size=heap[handle];var data=heap[handle+1];return new TA(heap.buffer,data,size)}name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":decodeMemoryView,"argPackAdvance":8,"readValueFromPointer":decodeMemoryView},{ignoreDuplicateRegistrations:true})}

decodeMemoryView(handle: any): Float32Array<ArrayBuffer> | Uint32Array<ArrayBuffer> | Int32Array<ArrayBuffer> | Uint16Array<ArrayBuffer> | Float64Array<...> | Uint8Array<...> | Int8Array<...> | Int16Array<...>

Parameters:

  • handle any

Returns: Float32Array<ArrayBuffer> | Uint32Array<ArrayBuffer> | Int32Array<ArrayBuffer> | Uint16Array<ArrayBuffer> | Float64Array<...> | Uint8Array<...> | Int8Array<...> | Int16Array<...>

Code 
function decodeMemoryView(handle){handle=handle>>2;var heap=HEAPU32;var size=heap[handle];var data=heap[handle+1];return new TA(heap.buffer,data,size)}

__embind_register_std_string(rawType: any, name: any): void

Parameters:

  • rawType any
  • name any

Returns: void

Calls:

  • readLatin1String
  • registerType
  • UTF8ToString
  • String.fromCharCode
  • a.join
  • _free
  • throwBindingError
  • lengthBytesUTF8
  • _malloc
  • stringToUTF8
  • value.charCodeAt
  • destructors.push
Code 
function __embind_register_std_string(rawType,name){name=readLatin1String(name);var stdStringIsUTF8=name==="std::string";registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var payload=value+4;var str;if(stdStringIsUTF8){var decodeStartPtr=payload;for(var i=0;i<=length;++i){var currentBytePtr=payload+i;if(i==length||HEAPU8[currentBytePtr]==0){var maxRead=currentBytePtr-decodeStartPtr;var stringSegment=UTF8ToString(decodeStartPtr,maxRead);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+1}}}else{var a=new Array(length);for(var i=0;i<length;++i){a[i]=String.fromCharCode(HEAPU8[payload+i])}str=a.join("")}_free(value);return str},"toWireType":function(destructors,value){if(value instanceof ArrayBuffer){value=new Uint8Array(value)}var length;var valueIsOfTypeString=typeof value=="string";if(!(valueIsOfTypeString||value instanceof Uint8Array||value instanceof Uint8ClampedArray||value instanceof Int8Array)){throwBindingError("Cannot pass non-string to std::string")}if(stdStringIsUTF8&&valueIsOfTypeString){length=lengthBytesUTF8(value)}else{length=value.length}var base=_malloc(4+length+1);var ptr=base+4;HEAPU32[base>>2]=length;if(stdStringIsUTF8&&valueIsOfTypeString){stringToUTF8(value,ptr,length+1)}else{if(valueIsOfTypeString){for(var i=0;i<length;++i){var charCode=value.charCodeAt(i);if(charCode>255){_free(ptr);throwBindingError("String has UTF-16 code units that do not fit in 8 bits")}HEAPU8[ptr+i]=charCode}}else{for(var i=0;i<length;++i){HEAPU8[ptr+i]=value[i]}}}if(destructors!==null){destructors.push(_free,base)}return base},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:function(ptr){_free(ptr)}})}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

UTF16ToString(ptr: any, maxBytesToRead: any): string

Parameters:

  • ptr any
  • maxBytesToRead any

Returns: string

Calls:

  • UTF16Decoder.decode
  • HEAPU8.subarray
  • String.fromCharCode
Code 
function UTF16ToString(ptr,maxBytesToRead){var endPtr=ptr;var idx=endPtr>>1;var maxIdx=idx+maxBytesToRead/2;while(!(idx>=maxIdx)&&HEAPU16[idx])++idx;endPtr=idx<<1;if(endPtr-ptr>32&&UTF16Decoder)return UTF16Decoder.decode(HEAPU8.subarray(ptr,endPtr));var str="";for(var i=0;!(i>=maxBytesToRead/2);++i){var codeUnit=HEAP16[ptr+i*2>>1];if(codeUnit==0)break;str+=String.fromCharCode(codeUnit)}return str}

stringToUTF16(str: any, outPtr: any, maxBytesToWrite: any): number

Parameters:

  • str any
  • outPtr any
  • maxBytesToWrite any

Returns: number

Calls:

  • str.charCodeAt
Code 
function stringToUTF16(str,outPtr,maxBytesToWrite){if(maxBytesToWrite===undefined){maxBytesToWrite=2147483647}if(maxBytesToWrite<2)return 0;maxBytesToWrite-=2;var startPtr=outPtr;var numCharsToWrite=maxBytesToWrite<str.length*2?maxBytesToWrite/2:str.length;for(var i=0;i<numCharsToWrite;++i){var codeUnit=str.charCodeAt(i);HEAP16[outPtr>>1]=codeUnit;outPtr+=2}HEAP16[outPtr>>1]=0;return outPtr-startPtr}

lengthBytesUTF16(str: any): number

Parameters:

  • str any

Returns: number

Code 
function lengthBytesUTF16(str){return str.length*2}

UTF32ToString(ptr: any, maxBytesToRead: any): string

Parameters:

  • ptr any
  • maxBytesToRead any

Returns: string

Calls:

  • String.fromCharCode
Code 
function UTF32ToString(ptr,maxBytesToRead){var i=0;var str="";while(!(i>=maxBytesToRead/4)){var utf32=HEAP32[ptr+i*4>>2];if(utf32==0)break;++i;if(utf32>=65536){var ch=utf32-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}else{str+=String.fromCharCode(utf32)}}return str}

stringToUTF32(str: any, outPtr: any, maxBytesToWrite: any): number

Parameters:

  • str any
  • outPtr any
  • maxBytesToWrite any

Returns: number

Calls:

  • str.charCodeAt
Code 
function stringToUTF32(str,outPtr,maxBytesToWrite){if(maxBytesToWrite===undefined){maxBytesToWrite=2147483647}if(maxBytesToWrite<4)return 0;var startPtr=outPtr;var endPtr=startPtr+maxBytesToWrite-4;for(var i=0;i<str.length;++i){var codeUnit=str.charCodeAt(i);if(codeUnit>=55296&&codeUnit<=57343){var trailSurrogate=str.charCodeAt(++i);codeUnit=65536+((codeUnit&1023)<<10)|trailSurrogate&1023}HEAP32[outPtr>>2]=codeUnit;outPtr+=4;if(outPtr+4>endPtr)break}HEAP32[outPtr>>2]=0;return outPtr-startPtr}

lengthBytesUTF32(str: any): number

Parameters:

  • str any

Returns: number

Calls:

  • str.charCodeAt
Code 
function lengthBytesUTF32(str){var len=0;for(var i=0;i<str.length;++i){var codeUnit=str.charCodeAt(i);if(codeUnit>=55296&&codeUnit<=57343)++i;len+=4}return len}

__embind_register_std_wstring(rawType: any, charSize: any, name: any): void

Parameters:

  • rawType any
  • charSize any
  • name any

Returns: void

Calls:

  • readLatin1String
  • registerType
  • getHeap
  • decodeString
  • String.fromCharCode
  • _free
  • throwBindingError
  • lengthBytesUTF
  • _malloc
  • encodeString
  • destructors.push
Code 
function __embind_register_std_wstring(rawType,charSize,name){name=readLatin1String(name);var decodeString,encodeString,getHeap,lengthBytesUTF,shift;if(charSize===2){decodeString=UTF16ToString;encodeString=stringToUTF16;lengthBytesUTF=lengthBytesUTF16;getHeap=()=>HEAPU16;shift=1}else if(charSize===4){decodeString=UTF32ToString;encodeString=stringToUTF32;lengthBytesUTF=lengthBytesUTF32;getHeap=()=>HEAPU32;shift=2}registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var HEAP=getHeap();var str;var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i*charSize;if(i==length||HEAP[currentBytePtr>>shift]==0){var maxReadBytes=currentBytePtr-decodeStartPtr;var stringSegment=decodeString(decodeStartPtr,maxReadBytes);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+charSize}}_free(value);return str},"toWireType":function(destructors,value){if(!(typeof value=="string")){throwBindingError("Cannot pass non-string to C++ string type "+name)}var length=lengthBytesUTF(value);var ptr=_malloc(4+length+charSize);HEAPU32[ptr>>2]=length>>shift;encodeString(value,ptr+4,length+charSize);if(destructors!==null){destructors.push(_free,ptr)}return ptr},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:function(ptr){_free(ptr)}})}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

__embind_register_value_array(rawType: any, name: any, constructorSignature: any, rawConstructor: any, destructorSignature: any, rawDestructor: any): void

Parameters:

  • rawType any
  • name any
  • constructorSignature any
  • rawConstructor any
  • destructorSignature any
  • rawDestructor any

Returns: void

Calls:

  • readLatin1String
  • embind__requireFunction
Code 
function __embind_register_value_array(rawType,name,constructorSignature,rawConstructor,destructorSignature,rawDestructor){tupleRegistrations[rawType]={name:readLatin1String(name),rawConstructor:embind__requireFunction(constructorSignature,rawConstructor),rawDestructor:embind__requireFunction(destructorSignature,rawDestructor),elements:[]}}

__embind_register_value_array_element(rawTupleType: any, getterReturnType: any, getterSignature: any, getter: any, getterContext: any, setterArgumentType: any, setterSignature: any, setter: any, setterContext: any): void

Parameters:

  • rawTupleType any
  • getterReturnType any
  • getterSignature any
  • getter any
  • getterContext any
  • setterArgumentType any
  • setterSignature any
  • setter any
  • setterContext any

Returns: void

Calls:

  • tupleRegistrations[rawTupleType].elements.push
  • embind__requireFunction
Code 
function __embind_register_value_array_element(rawTupleType,getterReturnType,getterSignature,getter,getterContext,setterArgumentType,setterSignature,setter,setterContext){tupleRegistrations[rawTupleType].elements.push({getterReturnType:getterReturnType,getter:embind__requireFunction(getterSignature,getter),getterContext:getterContext,setterArgumentType:setterArgumentType,setter:embind__requireFunction(setterSignature,setter),setterContext:setterContext})}

__embind_register_value_object(rawType: any, name: any, constructorSignature: any, rawConstructor: any, destructorSignature: any, rawDestructor: any): void

Parameters:

  • rawType any
  • name any
  • constructorSignature any
  • rawConstructor any
  • destructorSignature any
  • rawDestructor any

Returns: void

Calls:

  • readLatin1String
  • embind__requireFunction
Code 
function __embind_register_value_object(rawType,name,constructorSignature,rawConstructor,destructorSignature,rawDestructor){structRegistrations[rawType]={name:readLatin1String(name),rawConstructor:embind__requireFunction(constructorSignature,rawConstructor),rawDestructor:embind__requireFunction(destructorSignature,rawDestructor),fields:[]}}

__embind_register_value_object_field(structType: any, fieldName: any, getterReturnType: any, getterSignature: any, getter: any, getterContext: any, setterArgumentType: any, setterSignature: any, setter: any, setterContext: any): void

Parameters:

  • structType any
  • fieldName any
  • getterReturnType any
  • getterSignature any
  • getter any
  • getterContext any
  • setterArgumentType any
  • setterSignature any
  • setter any
  • setterContext any

Returns: void

Calls:

  • structRegistrations[structType].fields.push
  • readLatin1String
  • embind__requireFunction
Code 
function __embind_register_value_object_field(structType,fieldName,getterReturnType,getterSignature,getter,getterContext,setterArgumentType,setterSignature,setter,setterContext){structRegistrations[structType].fields.push({fieldName:readLatin1String(fieldName),getterReturnType:getterReturnType,getter:embind__requireFunction(getterSignature,getter),getterContext:getterContext,setterArgumentType:setterArgumentType,setter:embind__requireFunction(setterSignature,setter),setterContext:setterContext})}

__embind_register_void(rawType: any, name: any): void

Parameters:

  • rawType any
  • name any

Returns: void

Calls:

  • readLatin1String
  • registerType
Code 
function __embind_register_void(rawType,name){name=readLatin1String(name);registerType(rawType,{isVoid:true,name:name,"argPackAdvance":0,"fromWireType":function(){return undefined},"toWireType":function(destructors,o){return undefined}})}

__emval_as(handle: any, returnType: any, destructorsRef: any): any

Parameters:

  • handle any
  • returnType any
  • destructorsRef any

Returns: any

Calls:

  • Emval.toValue
  • requireRegisteredType
  • Emval.toHandle
  • complex_call_123815
Code 
function __emval_as(handle,returnType,destructorsRef){handle=Emval.toValue(handle);returnType=requireRegisteredType(returnType,"emval::as");var destructors=[];var rd=Emval.toHandle(destructors);HEAPU32[destructorsRef>>2]=rd;return returnType["toWireType"](destructors,handle)}

emval_allocateDestructors(destructorsRef: any): any[]

Parameters:

  • destructorsRef any

Returns: any[]

Calls:

  • Emval.toHandle
Code 
function emval_allocateDestructors(destructorsRef){var destructors=[];HEAPU32[destructorsRef>>2]=Emval.toHandle(destructors);return destructors}

getStringOrSymbol(address: any): any

Parameters:

  • address any

Returns: any

Calls:

  • readLatin1String
Code 
function getStringOrSymbol(address){var symbol=emval_symbols[address];if(symbol===undefined){return readLatin1String(address)}return symbol}

__emval_call_method(caller: any, handle: any, methodName: any, destructorsRef: any, args: any): any

Parameters:

  • caller any
  • handle any
  • methodName any
  • destructorsRef any
  • args any

Returns: any

Calls:

  • Emval.toValue
  • getStringOrSymbol
  • caller
  • emval_allocateDestructors
Code 
function __emval_call_method(caller,handle,methodName,destructorsRef,args){caller=emval_methodCallers[caller];handle=Emval.toValue(handle);methodName=getStringOrSymbol(methodName);return caller(handle,methodName,emval_allocateDestructors(destructorsRef),args)}

__emval_call_void_method(caller: any, handle: any, methodName: any, args: any): void

Parameters:

  • caller any
  • handle any
  • methodName any
  • args any

Returns: void

Calls:

  • Emval.toValue
  • getStringOrSymbol
  • caller
Code 
function __emval_call_void_method(caller,handle,methodName,args){caller=emval_methodCallers[caller];handle=Emval.toValue(handle);methodName=getStringOrSymbol(methodName);caller(handle,methodName,null,args)}

__emval_equals(first: any, second: any): boolean

Parameters:

  • first any
  • second any

Returns: boolean

Calls:

  • Emval.toValue
Code 
function __emval_equals(first,second){first=Emval.toValue(first);second=Emval.toValue(second);return first==second}

emval_get_global(): any

Returns: any

Calls:

  • complex_call_124858
Code 
function emval_get_global(){if(typeof globalThis=="object"){return globalThis}return function(){return Function}()("return this")()}

__emval_get_global(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • Emval.toHandle
  • emval_get_global
  • getStringOrSymbol
Code 
function __emval_get_global(name){if(name===0){return Emval.toHandle(emval_get_global())}else{name=getStringOrSymbol(name);return Emval.toHandle(emval_get_global()[name])}}

emval_addMethodCaller(caller: any): number

Parameters:

  • caller any

Returns: number

Calls:

  • emval_methodCallers.push
Code 
function emval_addMethodCaller(caller){var id=emval_methodCallers.length;emval_methodCallers.push(caller);return id}

emval_lookupTypes(argCount: any, argTypes: any): any[]

Parameters:

  • argCount any
  • argTypes any

Returns: any[]

Calls:

  • requireRegisteredType
Code 
function emval_lookupTypes(argCount,argTypes){var a=new Array(argCount);for(var i=0;i<argCount;++i){a[i]=requireRegisteredType(HEAPU32[argTypes+i*POINTER_SIZE>>2],"parameter "+i)}return a}

__emval_get_method_caller(argCount: any, argTypes: any): any

Parameters:

  • argCount any
  • argTypes any

Returns: any

Calls:

  • emval_lookupTypes
  • types.slice(1).map(function(t){return t.name}).join
  • params.push
  • args.push
  • makeLegalFunctionName
  • new_(Function,params).apply
  • emval_addMethodCaller
Code 
function __emval_get_method_caller(argCount,argTypes){var types=emval_lookupTypes(argCount,argTypes);var retType=types[0];var signatureName=retType.name+"_$"+types.slice(1).map(function(t){return t.name}).join("_")+"$";var returnId=emval_registeredMethods[signatureName];if(returnId!==undefined){return returnId}var params=["retType"];var args=[retType];var argsList="";for(var i=0;i<argCount-1;++i){argsList+=(i!==0?", ":"")+"arg"+i;params.push("argType"+i);args.push(types[1+i])}var functionName=makeLegalFunctionName("methodCaller_"+signatureName);var functionBody="return function "+functionName+"(handle, name, destructors, args) {\n";var offset=0;for(var i=0;i<argCount-1;++i){functionBody+="    var arg"+i+" = argType"+i+".readValueFromPointer(args"+(offset?"+"+offset:"")+");\n";offset+=types[i+1]["argPackAdvance"]}functionBody+="    var rv = handle[name]("+argsList+");\n";for(var i=0;i<argCount-1;++i){if(types[i+1]["deleteObject"]){functionBody+="    argType"+i+".deleteObject(arg"+i+");\n"}}if(!retType.isVoid){functionBody+="    return retType.toWireType(destructors, rv);\n"}functionBody+="};\n";params.push(functionBody);var invokerFunction=new_(Function,params).apply(null,args);returnId=emval_addMethodCaller(invokerFunction);emval_registeredMethods[signatureName]=returnId;return returnId}

__emval_get_module_property(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • getStringOrSymbol
  • Emval.toHandle
Code 
function __emval_get_module_property(name){name=getStringOrSymbol(name);return Emval.toHandle(Module[name])}

__emval_get_property(handle: any, key: any): any

Parameters:

  • handle any
  • key any

Returns: any

Calls:

  • Emval.toValue
  • Emval.toHandle
Code 
function __emval_get_property(handle,key){handle=Emval.toValue(handle);key=Emval.toValue(key);return Emval.toHandle(handle[key])}

__emval_incref(handle: any): void

Parameters:

  • handle any

Returns: void

Code 
function __emval_incref(handle){if(handle>4){emval_handle_array[handle].refcount+=1}}

__emval_instanceof(object: any, constructor: any): boolean

Parameters:

  • object any
  • constructor any

Returns: boolean

Calls:

  • Emval.toValue
Code 
function __emval_instanceof(object,constructor){object=Emval.toValue(object);constructor=Emval.toValue(constructor);return object instanceof constructor}

__emval_is_number(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • Emval.toValue
Code 
function __emval_is_number(handle){handle=Emval.toValue(handle);return typeof handle=="number"}

__emval_is_string(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • Emval.toValue
Code 
function __emval_is_string(handle){handle=Emval.toValue(handle);return typeof handle=="string"}

craftEmvalAllocator(argCount: any): any

Parameters:

  • argCount any

Returns: any

Calls:

  • complex_call_128017
Code 
function craftEmvalAllocator(argCount){var argsList="";for(var i=0;i<argCount;++i){argsList+=(i!==0?", ":"")+"arg"+i}var getMemory=()=>HEAPU32;var functionBody="return function emval_allocator_"+argCount+"(constructor, argTypes, args) {\n"+"  var HEAPU32 = getMemory();\n";for(var i=0;i<argCount;++i){functionBody+="var argType"+i+" = requireRegisteredType(HEAPU32[((argTypes)>>2)], 'parameter "+i+"');\n"+"var arg"+i+" = argType"+i+".readValueFromPointer(args);\n"+"args += argType"+i+"['argPackAdvance'];\n"+"argTypes += 4;\n"}functionBody+="var obj = new constructor("+argsList+");\n"+"return valueToHandle(obj);\n"+"}\n";return new Function("requireRegisteredType","Module","valueToHandle","getMemory",functionBody)(requireRegisteredType,Module,Emval.toHandle,getMemory)}

getMemory(): any

Returns: any

Code 
()=>HEAPU32

__emval_new(handle: any, argCount: any, argTypes: any, args: any): any

Parameters:

  • handle any
  • argCount any
  • argTypes any
  • args any

Returns: any

Calls:

  • Emval.toValue
  • craftEmvalAllocator
  • newer
Code 
function __emval_new(handle,argCount,argTypes,args){handle=Emval.toValue(handle);var newer=emval_newers[argCount];if(!newer){newer=craftEmvalAllocator(argCount);emval_newers[argCount]=newer}return newer(handle,argTypes,args)}

__emval_new_array(): any

Returns: any

Calls:

  • Emval.toHandle
Code 
function __emval_new_array(){return Emval.toHandle([])}

__emval_new_cstring(v: any): any

Parameters:

  • v any

Returns: any

Calls:

  • Emval.toHandle
  • getStringOrSymbol
Code 
function __emval_new_cstring(v){return Emval.toHandle(getStringOrSymbol(v))}

__emval_new_object(): any

Returns: any

Calls:

  • Emval.toHandle
Code 
function __emval_new_object(){return Emval.toHandle({})}

__emval_run_destructors(handle: any): void

Parameters:

  • handle any

Returns: void

Calls:

  • Emval.toValue
  • runDestructors
  • __emval_decref
Code 
function __emval_run_destructors(handle){var destructors=Emval.toValue(handle);runDestructors(destructors);__emval_decref(handle)}

__emval_set_property(handle: any, key: any, value: any): void

Parameters:

  • handle any
  • key any
  • value any

Returns: void

Calls:

  • Emval.toValue
Code 
function __emval_set_property(handle,key,value){handle=Emval.toValue(handle);key=Emval.toValue(key);value=Emval.toValue(value);handle[key]=value}

__emval_take_value(type: any, arg: any): any

Parameters:

  • type any
  • arg any

Returns: any

Calls:

  • requireRegisteredType
  • complex_call_128964
  • Emval.toHandle
Code 
function __emval_take_value(type,arg){type=requireRegisteredType(type,"_emval_take_value");var v=type["readValueFromPointer"](arg);return Emval.toHandle(v)}

readI53FromI64(ptr: any): any

Parameters:

  • ptr any

Returns: any

Code 
function readI53FromI64(ptr){return HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296}

__gmtime_js(time: any, tmPtr: any): void

Parameters:

  • time any
  • tmPtr any

Returns: void

Calls:

  • readI53FromI64
  • date.getUTCSeconds
  • date.getUTCMinutes
  • date.getUTCHours
  • date.getUTCDate
  • date.getUTCMonth
  • date.getUTCFullYear
  • date.getUTCDay
  • Date.UTC
  • date.getTime
Code 
function __gmtime_js(time,tmPtr){var date=new Date(readI53FromI64(time)*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}

__isLeapYear(year: any): boolean

Parameters:

  • year any

Returns: boolean

Code 
function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}

__yday_from_date(date: any): number

Parameters:

  • date any

Returns: number

Calls:

  • __isLeapYear
  • date.getFullYear
  • date.getMonth
  • date.getDate
Code 
function __yday_from_date(date){var isLeapYear=__isLeapYear(date.getFullYear());var monthDaysCumulative=isLeapYear?__MONTH_DAYS_LEAP_CUMULATIVE:__MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday}

__localtime_js(time: any, tmPtr: any): void

Parameters:

  • time any
  • tmPtr any

Returns: void

Calls:

  • readI53FromI64
  • date.getSeconds
  • date.getMinutes
  • date.getHours
  • date.getDate
  • date.getMonth
  • date.getFullYear
  • date.getDay
  • __yday_from_date
  • date.getTimezoneOffset
  • new Date(date.getFullYear(),6,1).getTimezoneOffset
  • start.getTimezoneOffset
  • Math.min
Code 
function __localtime_js(time,tmPtr){var date=new Date(readI53FromI64(time)*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=__yday_from_date(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}

__mktime_js(tmPtr: any): number

Parameters:

  • tmPtr any

Returns: number

Calls:

  • date.getTimezoneOffset
  • date.getFullYear
  • new Date(date.getFullYear(),6,1).getTimezoneOffset
  • start.getTimezoneOffset
  • Math.min
  • Number
  • Math.max
  • date.setTime
  • date.getTime
  • date.getDay
  • __yday_from_date
  • date.getSeconds
  • date.getMinutes
  • date.getHours
  • date.getDate
  • date.getMonth
  • date.getYear
Code 
function __mktime_js(tmPtr){var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=__yday_from_date(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();return date.getTime()/1e3|0}

allocateUTF8(str: any): any

Parameters:

  • str any

Returns: any

Calls:

  • lengthBytesUTF8
  • _malloc
  • stringToUTF8Array
Code 
function allocateUTF8(str){var size=lengthBytesUTF8(str)+1;var ret=_malloc(size);if(ret)stringToUTF8Array(str,HEAP8,ret,size);return ret}

__tzset_js(timezone: any, daylight: any, tzname: any): void

Parameters:

  • timezone any
  • daylight any
  • tzname any

Returns: void

Calls:

  • (new Date).getFullYear
  • winter.getTimezoneOffset
  • summer.getTimezoneOffset
  • Math.max
  • Number
  • date.toTimeString().match
  • extractZone
  • allocateUTF8
Code 
function __tzset_js(timezone,daylight,tzname){var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);function extractZone(date){var match=date.toTimeString().match(/\(([A-Za-z ]+)\)$/);return match?match[1]:"GMT"}var winterName=extractZone(winter);var summerName=extractZone(summer);var winterNamePtr=allocateUTF8(winterName);var summerNamePtr=allocateUTF8(summerName);if(summerOffset<winterOffset){HEAPU32[tzname>>2]=winterNamePtr;HEAPU32[tzname+4>>2]=summerNamePtr}else{HEAPU32[tzname>>2]=summerNamePtr;HEAPU32[tzname+4>>2]=winterNamePtr}}

extractZone(date: any): any

Parameters:

  • date any

Returns: any

Calls:

  • date.toTimeString().match
Code 
function extractZone(date){var match=date.toTimeString().match(/\(([A-Za-z ]+)\)$/);return match?match[1]:"GMT"}

_abort(): void

Returns: void

Calls:

  • abort
Code 
function _abort(){abort("")}

_emscripten_date_now(): number

Returns: number

Calls:

  • Date.now
Code 
function _emscripten_date_now(){return Date.now()}

getHeapMax(): number

Returns: number

Code 
function getHeapMax(){return 2147483648}

emscripten_realloc_buffer(size: any): number

Parameters:

  • size any

Returns: number

Calls:

  • wasmMemory.grow
  • updateMemoryViews
Code 
function emscripten_realloc_buffer(size){var b=wasmMemory.buffer;try{wasmMemory.grow(size-b.byteLength+65535>>>16);updateMemoryViews();return 1}catch(e){}}

_emscripten_resize_heap(requestedSize: any): boolean

Parameters:

  • requestedSize any

Returns: boolean

Calls:

  • getHeapMax
  • Math.min
  • alignUp
  • Math.max
  • emscripten_realloc_buffer
Code 
function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}let alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}

alignUp(x: any, multiple: any): any

Parameters:

  • x any
  • multiple any

Returns: any

Code 
(x,multiple)=>x+(multiple-x%multiple)%multiple

getExecutableName(): string

Returns: string

Code 
function getExecutableName(){return thisProgram||"./this.program"}

getEnvStrings(): any

Returns: any

Calls:

  • (typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace
  • getExecutableName
  • strings.push
Code 
function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}

writeAsciiToMemory(str: any, buffer: any, dontAddNull: any): void

Parameters:

  • str any
  • buffer any
  • dontAddNull any

Returns: void

Calls:

  • str.charCodeAt
Code 
function writeAsciiToMemory(str,buffer,dontAddNull){for(var i=0;i<str.length;++i){HEAP8[buffer++>>0]=str.charCodeAt(i)}if(!dontAddNull)HEAP8[buffer>>0]=0}

_environ_get(__environ: any, environ_buf: any): number

Parameters:

  • __environ any
  • environ_buf any

Returns: number

Calls:

  • getEnvStrings().forEach
  • writeAsciiToMemory
Code 
function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}

_environ_sizes_get(penviron_count: any, penviron_buf_size: any): number

Parameters:

  • penviron_count any
  • penviron_buf_size any

Returns: number

Calls:

  • getEnvStrings
  • strings.forEach
Code 
function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAPU32[penviron_buf_size>>2]=bufSize;return 0}

_fd_close(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • SYSCALLS.getStreamFromFD
  • FS.close
Code 
function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}

doReadv(stream: any, iov: any, iovcnt: any, offset: any): number

Parameters:

  • stream any
  • iov any
  • iovcnt any
  • offset any

Returns: number

Calls:

  • FS.read
Code 
function doReadv(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAPU32[iov>>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr<len)break;if(typeof offset!=="undefined"){offset+=curr}}return ret}

_fd_read(fd: any, iov: any, iovcnt: any, pnum: any): any

Parameters:

  • fd any
  • iov any
  • iovcnt any
  • pnum any

Returns: any

Calls:

  • SYSCALLS.getStreamFromFD
  • doReadv
Code 
function _fd_read(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}

_fd_seek(fd: any, offset_low: any, offset_high: any, whence: any, newOffset: any): any

Parameters:

  • fd any
  • offset_low any
  • offset_high any
  • whence any
  • newOffset any

Returns: any

Calls:

  • convertI32PairToI53Checked
  • isNaN
  • SYSCALLS.getStreamFromFD
  • FS.llseek
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
Code 
function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}

doWritev(stream: any, iov: any, iovcnt: any, offset: any): number

Parameters:

  • stream any
  • iov any
  • iovcnt any
  • offset any

Returns: number

Calls:

  • FS.write
Code 
function doWritev(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAPU32[iov>>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!=="undefined"){offset+=curr}}return ret}

_fd_write(fd: any, iov: any, iovcnt: any, pnum: any): any

Parameters:

  • fd any
  • iov any
  • iovcnt any
  • pnum any

Returns: any

Calls:

  • SYSCALLS.getStreamFromFD
  • doWritev
Code 
function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}

FSNode(parent: any, name: any, mode: any, rdev: any): void

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: void

Code 
function(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

run(args: any): void

Parameters:

  • args any

Returns: void

Calls:

  • preRun
  • initRuntime
  • readyPromiseResolve
  • complex_call_141883
  • postRun
  • complex_call_141950
  • setTimeout
  • complex_call_142028
  • doRun
Code 
function run(args){args=args||arguments_;if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();readyPromiseResolve(Module);if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}

doRun(): void

Returns: void

Calls:

  • initRuntime
  • readyPromiseResolve
  • complex_call_141883
  • postRun
Code 
function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();readyPromiseResolve(Module);if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

isAbs(path: any): boolean

Parameters:

  • path any

Returns: boolean

Code 
path=>path.charAt(0)==="/"

splitPath(filename: any): string[]

Parameters:

  • filename any

Returns: string[]

Calls:

  • splitPathRe.exec(filename).slice
Code 
filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)}

normalizeArray(parts: any, allowAboveRoot: any): any

Parameters:

  • parts any
  • allowAboveRoot any

Returns: any

Calls:

  • parts.splice
  • parts.unshift
Code 
(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts}

normalize(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.isAbs
  • path.substr
  • PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join
Code 
path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}

dirname(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • PATH.splitPath
  • dir.substr
Code 
path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir}

basename(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • PATH.normalize
  • path.replace
  • path.lastIndexOf
  • path.substr
Code 
path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}

join(): string

Returns: string

Calls:

  • Array.prototype.slice.call
  • PATH.normalize
  • paths.join
Code 
function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join("/"))}

join2(l: any, r: any): string

Parameters:

  • l any
  • r any

Returns: string

Calls:

  • PATH.normalize
Code 
(l,r)=>{return PATH.normalize(l+"/"+r)}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

resolve(): string

Returns: string

Calls:

  • FS.cwd
  • PATH.isAbs
  • PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join
Code 
function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}

relative(from: any, to: any): string

Parameters:

  • from any
  • to any

Returns: string

Calls:

  • PATH_FS.resolve(from).substr
  • PATH_FS.resolve(to).substr
  • arr.slice
  • trim
  • from.split
  • to.split
  • Math.min
  • outputParts.push
  • outputParts.concat
  • toParts.slice
  • outputParts.join
Code 
(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

init(): void

Returns: void

Code 
function(){}

shutdown(): void

Returns: void

Code 
function(){}

register(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Calls:

  • FS.registerDevice
Code 
function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

fsync(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • stream.tty.ops.fsync
Code 
function(stream){stream.tty.ops.fsync(stream.tty)}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.get_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • stream.tty.ops.put_char
  • Date.now
Code 
function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

get_char(tty: any): any

Parameters:

  • tty any

Returns: any

Calls:

  • Buffer.alloc
  • fs.readSync
  • e.toString().includes
  • buf.slice(0,bytesRead).toString
  • window.prompt
  • readline
  • intArrayFromString
  • tty.input.shift
Code 
function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • out
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

put_char(tty: any, val: any): void

Parameters:

  • tty any
  • val any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
  • tty.output.push
Code 
function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}

fsync(tty: any): void

Parameters:

  • tty any

Returns: void

Calls:

  • err
  • UTF8ArrayToString
Code 
function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(mount){return MEMFS.createNode(null,"/",16384|511,0)}

createNode(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.isBlkdev
  • FS.isFIFO
  • FS.createNode
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • FS.isChrdev
  • Date.now
Code 
function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node}

getFileDataAsTypedArray(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • node.contents.subarray
Code 
function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}

expandFileStorage(node: any, newCapacity: any): void

Parameters:

  • node any
  • newCapacity any

Returns: void

Calls:

  • Math.max
  • node.contents.set
  • oldContents.subarray
Code 
function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)}

resizeFileStorage(node: any, newSize: any): void

Parameters:

  • node any
  • newSize any

Returns: void

Calls:

  • node.contents.set
  • oldContents.subarray
  • Math.min
Code 
function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

Parameters:

  • node any

Returns: { dev: any; ino: any; mode: any; nlink: number; uid: number; gid: number; rdev: any; size: any; atime: Date; mtime: Date; ctime: Date; blksize: number; blocks: number; }

Calls:

  • FS.isChrdev
  • FS.isDir
  • FS.isFile
  • FS.isLink
  • Math.ceil
Code 
function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr}

setattr(node: any, attr: any): void

Parameters:

  • node any
  • attr any

Returns: void

Calls:

  • MEMFS.resizeFileStorage
Code 
function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}}

lookup(parent: any, name: any): never

Parameters:

  • parent any
  • name any

Returns: never

Code 
function(parent,name){throw FS.genericErrors[44]}

mknod(parent: any, name: any, mode: any, dev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • dev any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}

rename(old_node: any, new_dir: any, new_name: any): void

Parameters:

  • old_node any
  • new_dir any
  • new_name any

Returns: void

Calls:

  • FS.isDir
  • FS.lookupNode
  • Date.now
Code 
function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir}

unlink(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • Date.now
Code 
function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()}

rmdir(parent: any, name: any): void

Parameters:

  • parent any
  • name any

Returns: void

Calls:

  • FS.lookupNode
  • Date.now
Code 
function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()}

readdir(node: any): string[]

Parameters:

  • node any

Returns: string[]

Calls:

  • node.contents.hasOwnProperty
  • entries.push
Code 
function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}

symlink(parent: any, newname: any, oldpath: any): any

Parameters:

  • parent any
  • newname any
  • oldpath any

Returns: any

Calls:

  • MEMFS.createNode
Code 
function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}

readlink(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isLink
Code 
function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

read(stream: any, buffer: any, offset: any, length: any, position: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: number

Calls:

  • Math.min
  • buffer.set
  • contents.subarray
Code 
function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • Date.now
  • buffer.subarray
  • buffer.slice
  • node.contents.set
  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isFile
Code 
function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • MEMFS.expandFileStorage
  • Math.max
Code 
function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): { ptr: any; allocated: boolean; }

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: { ptr: any; allocated: boolean; }

Calls:

  • FS.isFile
  • contents.subarray
  • Array.prototype.slice.call
  • mmapAlloc
  • HEAP8.set
Code 
function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: number

Calls:

  • MEMFS.stream_ops.write
Code 
function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

lookupPath(path: any, opts: {}): { path: string; node: any; }

Parameters:

  • path any
  • opts {}

Returns: { path: string; node: any; }

Calls:

  • PATH_FS.resolve
  • Object.assign
  • path.split("/").filter
  • FS.lookupNode
  • PATH.join2
  • FS.isMountpoint
  • FS.isLink
  • FS.readlink
  • PATH.dirname
  • FS.lookupPath
Code 
(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}}

getPath(node: any): any

Parameters:

  • node any

Returns: any

Calls:

  • FS.isRoot
Code 
node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}}

hashName(parentid: any, name: any): number

Parameters:

  • parentid any
  • name any

Returns: number

Calls:

  • name.charCodeAt
Code 
(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length}

hashAddNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}

hashRemoveNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashName
Code 
node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}}

lookupNode(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • FS.mayLookup
  • FS.hashName
  • FS.lookup
Code 
(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)}

createNode(parent: any, name: any, mode: any, rdev: any): any

Parameters:

  • parent any
  • name any
  • mode any
  • rdev any

Returns: any

Calls:

  • FS.hashAddNode
Code 
(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}

destroyNode(node: any): void

Parameters:

  • node any

Returns: void

Calls:

  • FS.hashRemoveNode
Code 
node=>{FS.hashRemoveNode(node)}

isRoot(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return node===node.parent}

isMountpoint(node: any): boolean

Parameters:

  • node any

Returns: boolean

Code 
node=>{return!!node.mounted}

isFile(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===32768}

isDir(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===16384}

isLink(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===40960}

isChrdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===8192}

isBlkdev(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===24576}

isFIFO(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&61440)===4096}

isSocket(mode: any): boolean

Parameters:

  • mode any

Returns: boolean

Code 
mode=>{return(mode&49152)===49152}

modeStringToFlags(str: any): any

Parameters:

  • str any

Returns: any

Code 
str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}

flagsToPermissionString(flag: any): string

Parameters:

  • flag any

Returns: string

Code 
flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}

nodePermissions(node: any, perms: any): 2 | 0

Parameters:

  • node any
  • perms any

Returns: 2 | 0

Calls:

  • perms.includes
Code 
(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0}

mayLookup(dir: any): any

Parameters:

  • dir any

Returns: any

Calls:

  • FS.nodePermissions
Code 
dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0}

mayCreate(dir: any, name: any): any

Parameters:

  • dir any
  • name any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
Code 
(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")}

mayDelete(dir: any, name: any, isdir: any): any

Parameters:

  • dir any
  • name any
  • isdir any

Returns: any

Calls:

  • FS.lookupNode
  • FS.nodePermissions
  • FS.isDir
  • FS.isRoot
  • FS.getPath
  • FS.cwd
Code 
(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0}

mayOpen(node: any, flags: any): any

Parameters:

  • node any
  • flags any

Returns: any

Calls:

  • FS.isLink
  • FS.isDir
  • FS.flagsToPermissionString
  • FS.nodePermissions
Code 
(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}

nextfd(fd_start: number, fd_end: any): number

Parameters:

  • fd_start number
  • fd_end any

Returns: number

Code 
(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)}

getStream(fd: any): any

Parameters:

  • fd any

Returns: any

Code 
fd=>FS.streams[fd]

createStream(stream: any, fd_start: any, fd_end: any): any

Parameters:

  • stream any
  • fd_start any
  • fd_end any

Returns: any

Calls:

  • Object.defineProperties
  • Object.assign
  • FS.nextfd
Code 
(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): any

Returns: any

Code 
function(){return this.node}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.node=val}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==1}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): boolean

Returns: boolean

Code 
function(){return(this.flags&2097155)!==0}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): number

Returns: number

Code 
function(){return this.flags&1024}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.flags}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.flags=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

get(): any

Returns: any

Code 
function(){return this.shared.position}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){this.shared.position=val}

closeStream(fd: any): void

Parameters:

  • fd any

Returns: void

Code 
fd=>{FS.streams[fd]=null}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.getDevice
  • stream.stream_ops.open
Code 
stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}}

llseek(): never

Returns: never

Code 
()=>{throw new FS.ErrnoError(70)}

major(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev>>8

minor(dev: any): number

Parameters:

  • dev any

Returns: number

Code 
dev=>dev&255

makedev(ma: any, mi: any): number

Parameters:

  • ma any
  • mi any

Returns: number

Code 
(ma,mi)=>ma<<8|mi

registerDevice(dev: any, ops: any): void

Parameters:

  • dev any
  • ops any

Returns: void

Code 
(dev,ops)=>{FS.devices[dev]={stream_ops:ops}}

getDevice(dev: any): any

Parameters:

  • dev any

Returns: any

Code 
dev=>FS.devices[dev]

getMounts(mount: any): any[]

Parameters:

  • mount any

Returns: any[]

Calls:

  • check.pop
  • mounts.push
  • check.push.apply
Code 
mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts}

syncfs(populate: any, callback: any): void

Parameters:

  • populate any
  • callback any

Returns: void

Calls:

  • err
  • FS.getMounts
  • callback
  • doCallback
  • mounts.forEach
  • done
  • mount.type.syncfs
Code 
(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})}

mount(type: any, opts: any, mountpoint: any): any

Parameters:

  • type any
  • opts any
  • mountpoint any

Returns: any

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.isDir
  • type.mount
  • node.mount.mounts.push
Code 
(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot}

unmount(mountpoint: any): void

Parameters:

  • mountpoint any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isMountpoint
  • FS.getMounts
  • Object.keys(FS.nameTable).forEach
  • mounts.includes
  • FS.destroyNode
  • node.mount.mounts.indexOf
  • node.mount.mounts.splice
Code 
mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)}

lookup(parent: any, name: any): any

Parameters:

  • parent any
  • name any

Returns: any

Calls:

  • parent.node_ops.lookup
Code 
(parent,name)=>{return parent.node_ops.lookup(parent,name)}

mknod(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.mknod
Code 
(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)}

create(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}

mkdir(path: any, mode: any): any

Parameters:

  • path any
  • mode any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}

mkdirTree(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • path.split
  • FS.mkdir
Code 
(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}}

mkdev(path: any, mode: any, dev: any): any

Parameters:

  • path any
  • mode any
  • dev any

Returns: any

Calls:

  • FS.mknod
Code 
(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}

symlink(oldpath: any, newpath: any): any

Parameters:

  • oldpath any
  • newpath any

Returns: any

Calls:

  • PATH_FS.resolve
  • FS.lookupPath
  • PATH.basename
  • FS.mayCreate
  • parent.node_ops.symlink
Code 
(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)}

rename(old_path: any, new_path: any): void

Parameters:

  • old_path any
  • new_path any

Returns: void

Calls:

  • PATH.dirname
  • PATH.basename
  • FS.lookupPath
  • FS.lookupNode
  • PATH_FS.relative
  • relative.charAt
  • FS.isDir
  • FS.mayDelete
  • FS.mayCreate
  • FS.isMountpoint
  • FS.nodePermissions
  • FS.hashRemoveNode
  • old_dir.node_ops.rename
  • FS.hashAddNode
Code 
(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}}

rmdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.rmdir
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)}

readdir(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.readdir
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)}

unlink(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • PATH.basename
  • FS.lookupNode
  • FS.mayDelete
  • FS.isMountpoint
  • parent.node_ops.unlink
  • FS.destroyNode
Code 
path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)}

readlink(path: any): string

Parameters:

  • path any

Returns: string

Calls:

  • FS.lookupPath
  • PATH_FS.resolve
  • FS.getPath
  • link.node_ops.readlink
Code 
path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}

stat(path: any, dontFollow: any): any

Parameters:

  • path any
  • dontFollow any

Returns: any

Calls:

  • FS.lookupPath
  • node.node_ops.getattr
Code 
(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)}

lstat(path: any): any

Parameters:

  • path any

Returns: any

Calls:

  • FS.stat
Code 
path=>{return FS.stat(path,true)}

chmod(path: any, mode: any, dontFollow: any): void

Parameters:

  • path any
  • mode any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}

lchmod(path: any, mode: any): void

Parameters:

  • path any
  • mode any

Returns: void

Calls:

  • FS.chmod
Code 
(path,mode)=>{FS.chmod(path,mode,true)}

fchmod(fd: any, mode: any): void

Parameters:

  • fd any
  • mode any

Returns: void

Calls:

  • FS.getStream
  • FS.chmod
Code 
(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)}

chown(path: any, uid: any, gid: any, dontFollow: any): void

Parameters:

  • path any
  • uid any
  • gid any
  • dontFollow any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Date.now
Code 
(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})}

lchown(path: any, uid: any, gid: any): void

Parameters:

  • path any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.chown
Code 
(path,uid,gid)=>{FS.chown(path,uid,gid,true)}

fchown(fd: any, uid: any, gid: any): void

Parameters:

  • fd any
  • uid any
  • gid any

Returns: void

Calls:

  • FS.getStream
  • FS.chown
Code 
(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)}

truncate(path: any, len: any): void

Parameters:

  • path any
  • len any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.isFile
  • FS.nodePermissions
  • node.node_ops.setattr
  • Date.now
Code 
(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}

ftruncate(fd: any, len: any): void

Parameters:

  • fd any
  • len any

Returns: void

Calls:

  • FS.getStream
  • FS.truncate
Code 
(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)}

utime(path: any, atime: any, mtime: any): void

Parameters:

  • path any
  • atime any
  • mtime any

Returns: void

Calls:

  • FS.lookupPath
  • node.node_ops.setattr
  • Math.max
Code 
(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})}

open(path: any, flags: any, mode: any): any

Parameters:

  • path any
  • flags any
  • mode any

Returns: any

Calls:

  • FS.modeStringToFlags
  • PATH.normalize
  • FS.lookupPath
  • FS.mknod
  • FS.isChrdev
  • FS.isDir
  • FS.mayOpen
  • FS.truncate
  • FS.createStream
  • FS.getPath
  • stream.stream_ops.open
Code 
(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • FS.isClosed
  • stream.stream_ops.close
  • FS.closeStream
Code 
stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null}

isClosed(stream: any): boolean

Parameters:

  • stream any

Returns: boolean

Code 
stream=>{return stream.fd===null}

llseek(stream: any, offset: any, whence: any): any

Parameters:

  • stream any
  • offset any
  • whence any

Returns: any

Calls:

  • FS.isClosed
  • stream.stream_ops.llseek
Code 
(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • stream.stream_ops.read
Code 
(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, position: any, canOwn: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any
  • canOwn any

Returns: any

Calls:

  • FS.isClosed
  • FS.isDir
  • FS.llseek
  • stream.stream_ops.write
Code 
(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten}

allocate(stream: any, offset: any, length: any): void

Parameters:

  • stream any
  • offset any
  • length any

Returns: void

Calls:

  • FS.isClosed
  • FS.isFile
  • FS.isDir
  • stream.stream_ops.allocate
Code 
(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)}

mmap(stream: any, length: any, position: any, prot: any, flags: any): any

Parameters:

  • stream any
  • length any
  • position any
  • prot any
  • flags any

Returns: any

Calls:

  • stream.stream_ops.mmap
Code 
(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)}

msync(stream: any, buffer: any, offset: any, length: any, mmapFlags: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • mmapFlags any

Returns: any

Calls:

  • stream.stream_ops.msync
Code 
(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}

munmap(stream: any): number

Parameters:

  • stream any

Returns: number

Code 
stream=>0

ioctl(stream: any, cmd: any, arg: any): any

Parameters:

  • stream any
  • cmd any
  • arg any

Returns: any

Calls:

  • stream.stream_ops.ioctl
Code 
(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)}

readFile(path: any, opts: {}): string | Uint8Array<any>

Parameters:

  • path any
  • opts {}

Returns: string | Uint8Array<any>

Calls:

  • FS.open
  • FS.stat
  • FS.read
  • UTF8ArrayToString
  • FS.close
Code 
(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}

writeFile(path: any, data: any, opts: {}): void

Parameters:

  • path any
  • data any
  • opts {}

Returns: void

Calls:

  • FS.open
  • lengthBytesUTF8
  • stringToUTF8Array
  • FS.write
  • ArrayBuffer.isView
  • FS.close
Code 
(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)}

cwd(): any

Returns: any

Code 
()=>FS.currentPath

chdir(path: any): void

Parameters:

  • path any

Returns: void

Calls:

  • FS.lookupPath
  • FS.isDir
  • FS.nodePermissions
Code 
path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path}

createDefaultDirectories(): void

Returns: void

Calls:

  • FS.mkdir
Code 
()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}

createDefaultDevices(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.registerDevice
  • FS.makedev
  • FS.mkdev
  • TTY.register
  • getRandomDevice
  • FS.createDevice
Code 
()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

read(): number

Returns: number

Code 
()=>0

write(stream: any, buffer: any, offset: any, length: any, pos: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: any

Code 
(stream,buffer,offset,length,pos)=>length

createSpecialDirectories(): void

Returns: void

Calls:

  • FS.mkdir
  • FS.mount
  • FS.createNode
  • FS.getStream
Code 
()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")}

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

mount(): any

Returns: any

Calls:

  • FS.createNode
  • FS.getStream
Code 
()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Parameters:

  • parent any
  • name any

Returns: { parent: any; mount: { mountpoint: string; }; node_ops: { readlink: () => any; }; }

Calls:

  • FS.getStream
Code 
(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

Returns: any

Code 
()=>stream.path

createStandardStreams(): void

Returns: void

Calls:

  • FS.createDevice
  • FS.symlink
  • FS.open
Code 
()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)}

ensureErrnoError(): void

Returns: void

Calls:

  • this.setErrno
  • [44].forEach
Code 
()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})}

staticInit(): void

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.mount
  • FS.createDefaultDirectories
  • FS.createDefaultDevices
  • FS.createSpecialDirectories
Code 
()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}}

init(input: any, output: any, error: any): void

Parameters:

  • input any
  • output any
  • error any

Returns: void

Calls:

  • FS.ensureErrnoError
  • FS.createStandardStreams
Code 
(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}

quit(): void

Returns: void

Calls:

  • FS.close
Code 
()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}

getMode(canRead: any, canWrite: any): number

Parameters:

  • canRead any
  • canWrite any

Returns: number

Code 
(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: any

Calls:

  • FS.analyzePath
Code 
(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object}

Parameters:

  • path any
  • dontResolveLastLink any

Returns: { isRoot: boolean; exists: boolean; error: number; name: any; path: any; object: any; parentExists: boolean; parentPath: any; parentObject: any; }

Calls:

  • FS.lookupPath
  • PATH.basename
Code 
(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret}

createPath(parent: any, path: any, canRead: any, canWrite: any): string

Parameters:

  • parent any
  • path any
  • canRead any
  • canWrite any

Returns: string

Calls:

  • FS.getPath
  • path.split("/").reverse
  • parts.pop
  • PATH.join2
  • FS.mkdir
Code 
(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current}

createFile(parent: any, name: any, properties: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • properties any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.create
Code 
(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)}

createDataFile(parent: any, name: any, data: any, canRead: any, canWrite: any, canOwn: any): any

Parameters:

  • parent any
  • name any
  • data any
  • canRead any
  • canWrite any
  • canOwn any

Returns: any

Calls:

  • FS.getPath
  • PATH.join2
  • FS.getMode
  • FS.create
  • data.charCodeAt
  • FS.chmod
  • FS.open
  • FS.write
  • FS.close
Code 
(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}

createDevice(parent: any, name: any, input: any, output: any): any

Parameters:

  • parent any
  • name any
  • input any
  • output any

Returns: any

Calls:

  • PATH.join2
  • FS.getPath
  • FS.getMode
  • FS.makedev
  • FS.registerDevice
  • output
  • input
  • Date.now
  • FS.mkdev
Code 
(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

open(stream: any): void

Parameters:

  • stream any

Returns: void

Code 
stream=>{stream.seekable=false}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • output
Code 
stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}}

read(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • input
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}

write(stream: any, buffer: any, offset: any, length: any, pos: any): number

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • pos any

Returns: number

Calls:

  • output
  • Date.now
Code 
(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}

forceLoadFile(obj: any): boolean

Parameters:

  • obj any

Returns: boolean

Calls:

  • intArrayFromString
  • read_
Code 
obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}}

createLazyFile(parent: any, name: any, url: any, canRead: any, canWrite: any): any

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any

Returns: any

Calls:

  • this.getter
  • xhr.open
  • xhr.send
  • Number
  • xhr.getResponseHeader
  • xhr.setRequestHeader
  • xhr.overrideMimeType
  • intArrayFromString
  • lazyArray.setDataGetter
  • Math.min
  • doXHR
  • out
  • Object.defineProperties
  • this.cacheLength
  • FS.createFile
  • Object.keys
  • keys.forEach
  • FS.forceLoadFile
  • fn.apply
  • contents.get
  • writeChunks
  • mmapAlloc
Code 
(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._length}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Calls:

  • this.cacheLength
Code 
function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

get(): any

Returns: any

Code 
function(){return this.contents.length}

createPreloadedFile(parent: any, name: any, url: any, canRead: any, canWrite: any, onload: any, onerror: any, dontCreateFile: any, canOwn: any, preFinish: any): void

Parameters:

  • parent any
  • name any
  • url any
  • canRead any
  • canWrite any
  • onload any
  • onerror any
  • dontCreateFile any
  • canOwn any
  • preFinish any

Returns: void

Calls:

  • PATH_FS.resolve
  • PATH.join2
  • getUniqueRunDependency
  • preFinish
  • FS.createDataFile
  • onload
  • removeRunDependency
  • Browser.handledByPreloadPlugin
  • onerror
  • finish
  • addRunDependency
  • asyncLoad
  • processData
Code 
(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}

indexedDB(): any

Returns: any

Code 
()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}

DB_NAME(): string

Returns: string

Code 
()=>{return"EM_FS_"+window.location.pathname}

saveFilesToDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • out
  • db.createObjectStore
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.put
  • FS.analyzePath
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

loadFilesFromDB(paths: any, onload: any, onerror: any): any

Parameters:

  • paths any
  • onload any
  • onerror any

Returns: any

Calls:

  • FS.indexedDB
  • indexedDB.open
  • FS.DB_NAME
  • onerror
  • db.transaction
  • transaction.objectStore
  • onload
  • paths.forEach
  • files.get
  • FS.analyzePath
  • FS.unlink
  • FS.createDataFile
  • PATH.dirname
  • PATH.basename
  • finish
Code 
(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

mount(mount: any): any

Parameters:

  • mount any

Returns: any

Calls:

  • this._callbacks[event].call
  • FS.createNode
Code 
function(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)}

createSocket(family: any, type: any, protocol: any): { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Parameters:

  • family any
  • type any
  • protocol any

Returns: { family: any; type: any; protocol: any; server: any; error: any; peers: {}; pending: any[]; recv_queue: any[]; sock_ops: { createPeer: (sock: any, addr: any, port: any) => { addr: any; port: any; socket: any; dgram_send_queue: any[]; }; ... 13 more ...; recvmsg: (sock: any, length: any) => { ...; }; }; }

Calls:

  • SOCKFS.nextname
  • FS.createNode
  • FS.createStream
Code 
function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock}

getSocket(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
  • FS.isSocket
Code 
function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

poll(stream: any): any

Parameters:

  • stream any

Returns: any

Calls:

  • sock.sock_ops.poll
Code 
function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)}

ioctl(stream: any, request: any, varargs: any): any

Parameters:

  • stream any
  • request any
  • varargs any

Returns: any

Calls:

  • sock.sock_ops.ioctl
Code 
function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)}

read(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.recvmsg
  • buffer.set
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length}

write(stream: any, buffer: any, offset: any, length: any, position: any): any

Parameters:

  • stream any
  • buffer any
  • offset any
  • length any
  • position any

Returns: any

Calls:

  • sock.sock_ops.sendmsg
Code 
function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)}

close(stream: any): void

Parameters:

  • stream any

Returns: void

Calls:

  • sock.sock_ops.close
Code 
function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}

nextname(): any

Returns: any

Code 
function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

createPeer(sock: any, addr: any, port: any): { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Parameters:

  • sock any
  • addr any
  • port any

Returns: { addr: any; port: any; socket: any; dgram_send_queue: any[]; }

Calls:

  • /ws[s]?:\/\/([^:]+):(\d+)/.exec
  • parseInt
  • "ws:#".replace
  • addr.split
  • parts.slice(1).join
  • subProtocols.replace(/^ +| +$/g,"").split
  • require
  • SOCKFS.websocket_sock_ops.addPeer
  • SOCKFS.websocket_sock_ops.handlePeerEvents
  • peer.dgram_send_queue.push
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
Code 
function(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("string"===typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require("ws")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer}

getPeer(sock: any, addr: any, port: any): any

Parameters:

  • sock any
  • addr any
  • port any

Returns: any

Code 
function(sock,addr,port){return sock.peers[addr+":"+port]}

addPeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer}

removePeer(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Code 
function(sock,peer){delete sock.peers[peer.addr+":"+peer.port]}

handlePeerEvents(sock: any, peer: any): void

Parameters:

  • sock any
  • peer any

Returns: void

Calls:

  • Module["websocket"].emit
  • peer.dgram_send_queue.shift
  • peer.socket.send
  • peer.socket.close
  • encoder.encode
  • assert
  • "p".charCodeAt
  • "o".charCodeAt
  • "r".charCodeAt
  • "t".charCodeAt
  • SOCKFS.websocket_sock_ops.removePeer
  • SOCKFS.websocket_sock_ops.addPeer
  • sock.recv_queue.push
  • peer.socket.on
  • handleMessage
Code 
function(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}}

poll(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
Code 
function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask}

ioctl(sock: any, request: any, arg: any): 0 | 28

Parameters:

  • sock any
  • request any
  • arg any

Returns: 0 | 28

Code 
function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}}

close(sock: any): number

Parameters:

  • sock any

Returns: number

Calls:

  • sock.server.close
  • Object.keys
  • peer.socket.close
  • SOCKFS.websocket_sock_ops.removePeer
Code 
function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0}

bind(sock: any, addr: any, port: any): void

Parameters:

  • sock any
  • addr any
  • port any

Returns: void

Calls:

  • sock.server.close
  • sock.sock_ops.listen
Code 
function(sock,addr,port){if(typeof sock.saddr!="undefined"||typeof sock.sport!="undefined"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e instanceof FS.ErrnoError))throw e;if(e.errno!==138)throw e}}}

connect(sock: any, addr: any, port: any): never

Parameters:

  • sock any
  • addr any
  • port any

Returns: never

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • SOCKFS.websocket_sock_ops.createPeer
Code 
function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!="undefined"&&typeof sock.dport!="undefined"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)}

listen(sock: any, backlog: any): void

Parameters:

  • sock any
  • backlog any

Returns: void

Calls:

  • require
  • Module["websocket"].emit
  • sock.server.on
  • SOCKFS.createSocket
  • SOCKFS.websocket_sock_ops.createPeer
  • sock.pending.push
Code 
function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require("ws").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module["websocket"].emit("listen",sock.stream.fd);sock.server.on("connection",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module["websocket"].emit("connection",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module["websocket"].emit("connection",sock.stream.fd)}});sock.server.on("close",function(){Module["websocket"].emit("close",sock.stream.fd);sock.server=null});sock.server.on("error",function(error){sock.error=23;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"EHOSTUNREACH: Host is unreachable"])})}

accept(listensock: any): any

Parameters:

  • listensock any

Returns: any

Calls:

  • listensock.pending.shift
Code 
function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock}

getname(sock: any, peer: any): { addr: any; port: any; }

Parameters:

  • sock any
  • peer any

Returns: { addr: any; port: any; }

Code 
function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}}

sendmsg(sock: any, buffer: any, offset: any, length: any, addr: any, port: any): any

Parameters:

  • sock any
  • buffer any
  • offset any
  • length any
  • addr any
  • port any

Returns: any

Calls:

  • SOCKFS.websocket_sock_ops.getPeer
  • ArrayBuffer.isView
  • buffer.slice
  • SOCKFS.websocket_sock_ops.createPeer
  • dest.dgram_send_queue.push
  • dest.socket.send
Code 
function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}}

recvmsg(sock: any, length: any): { buffer: Uint8Array<any>; addr: any; port: any; }

Parameters:

  • sock any
  • length any

Returns: { buffer: Uint8Array<any>; addr: any; port: any; }

Calls:

  • sock.recv_queue.shift
  • SOCKFS.websocket_sock_ops.getPeer
  • Math.min
  • sock.recv_queue.unshift
Code 
function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

lookup_name(name: any): any

Parameters:

  • name any

Returns: any

Calls:

  • inetPton4
  • inetPton6
  • assert
Code 
function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr}

lookup_addr(addr: any): any

Parameters:

  • addr any

Returns: any

Code 
function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

calculateAt(dirfd: any, path: any, allowEmpty: any): any

Parameters:

  • dirfd any
  • path any
  • allowEmpty any

Returns: any

Calls:

  • PATH.isAbs
  • FS.cwd
  • SYSCALLS.getStreamFromFD
  • PATH.join2
Code 
function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)}

doStat(func: any, path: any, buf: any): 0 | -54

Parameters:

  • func any
  • path any
  • buf any

Returns: 0 | -54

Calls:

  • func
  • PATH.normalize
  • FS.getPath
  • Math.abs
  • Math.min
  • Math.floor
  • Math.ceil
  • stat.atime.getTime
  • stat.mtime.getTime
  • stat.ctime.getTime
Code 
function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAPU32[buf+96>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0}

doMsync(addr: any, stream: any, len: any, flags: any, offset: any): number

Parameters:

  • addr any
  • stream any
  • len any
  • flags any
  • offset any

Returns: number

Calls:

  • FS.isFile
  • HEAPU8.slice
  • FS.msync
Code 
function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)}

get(): any

Returns: any

Code 
function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}

getStr(ptr: any): string

Parameters:

  • ptr any

Returns: string

Calls:

  • UTF8ToString
Code 
function(ptr){var ret=UTF8ToString(ptr);return ret}

getStreamFromFD(fd: any): any

Parameters:

  • fd any

Returns: any

Calls:

  • FS.getStream
Code 
function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}

read(ptr: any): any

Parameters:

  • ptr any

Returns: any

Calls:

  • complex_call_82956
  • getter
Code 
ptr=>{return getterReturnType["fromWireType"](getter(getterContext,ptr))}

write(ptr: any, o: any): void

Parameters:

  • ptr any
  • o any

Returns: void

Calls:

  • setter
  • complex_call_83077
  • runDestructors
Code 
(ptr,o)=>{var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,o));runDestructors(destructors)}

read(ptr: any): any

Parameters:

  • ptr any

Returns: any

Calls:

  • complex_call_82956
  • getter
Code 
ptr=>{return getterReturnType["fromWireType"](getter(getterContext,ptr))}

write(ptr: any, o: any): void

Parameters:

  • ptr any
  • o any

Returns: void

Calls:

  • setter
  • complex_call_83077
  • runDestructors
Code 
(ptr,o)=>{var destructors=[];setter(setterContext,ptr,setterArgumentType["toWireType"](destructors,o));runDestructors(destructors)}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): void

Returns: void

Calls:

  • throwUnboundTypeError
Code 
function(){throwUnboundTypeError("Cannot access "+humanName+" due to unbound types",[getterReturnType,setterArgumentType])}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

get(): any

Returns: any

Calls:

  • validateThis
  • complex_call_110515
  • getter
Code 
function(){var ptr=validateThis(this,classType,humanName+" getter");return getterReturnType["fromWireType"](getter(getterContext,ptr))}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

toValue(handle: any): boolean

Parameters:

  • handle any

Returns: boolean

Calls:

  • throwBindingError
Code 
handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value}

toHandle(value: any): any

Parameters:

  • value any

Returns: any

Calls:

  • emval_free_list.pop
Code 
value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

destructorFunction(ptr: any): void

Parameters:

  • ptr any

Returns: void

Calls:

  • _free
Code 
function(ptr){_free(ptr)}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&readMode)===readMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=readMode:this.mode&=~readMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): boolean

Returns: boolean

Code 
function(){return(this.mode&writeMode)===writeMode}

set(val: any): void

Parameters:

  • val any

Returns: void

Code 
function(val){val?this.mode|=writeMode:this.mode&=~writeMode}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isDir
Code 
function(){return FS.isDir(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}

get(): any

Returns: any

Calls:

  • FS.isChrdev
Code 
function(){return FS.isChrdev(this.mode)}