random-seed-generator/dist/index.js

Random generator for strings, secrets and numbers – with built in crypto module and seed generation for predictable outputs

(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){var nodeCrypto=require("crypto");var Alea=function(){function Mash(){var n=4022871197;var mash=function(data){data=data.toString();for(var i=0;i<data.length;i++){n+=data.charCodeAt(i);var h=.02519603282416938*n;n=h>>>0;h-=n;h*=n;n=h>>>0;h-=n;n+=h*4294967296}return(n>>>0)*2.3283064365386963e-10};mash.version="Mash 0.9";return mash}return function(args){var s0=0;var s1=0;var s2=0;var c=1;if(args.length==0){args=[+new Date]}var mash=Mash();s0=mash(" ");s1=mash(" ");s2=mash(" ");for(var i=0;i<args.length;i++){s0-=mash(args[i]);if(s0<0){s0+=1}s1-=mash(args[i]);if(s1<0){s1+=1}s2-=mash(args[i]);if(s2<0){s2+=1}}mash=null;var random=function(){var t=2091639*s0+c*2.3283064365386963e-10;s0=s1;s1=s2;return s2=t-(c=t|0)};random.uint32=function(){return random()*4294967296};random.fract53=function(){return random()+(random()*2097152|0)*11102230246251565e-32};random.version="Alea 0.9";random.args=args;return random}(Array.prototype.slice.call(arguments))};var RandomGenerator=function(seedArray){var self=this;if(seedArray!==undefined)self.alea=Alea.apply(null,seedArray)};RandomGenerator.prototype.fraction=function(){var self=this;if(self.alea){return self.alea()}else if(nodeCrypto){var numerator=parseInt(self.hexString(8),16);return numerator*2.3283064365386963e-10}else if(typeof window!=="undefined"&&window.crypto&&window.crypto.getRandomValues){var array=new Uint32Array(1);window.crypto.getRandomValues(array);return array[0]*2.3283064365386963e-10}else{throw new Error("No random generator available")}};RandomGenerator.prototype.hexString=function(digits){var self=this;if(nodeCrypto&&!self.alea){var numBytes=Math.ceil(digits/2);var bytes;try{bytes=nodeCrypto.randomBytes(numBytes)}catch(e){bytes=nodeCrypto.pseudoRandomBytes(numBytes)}var result=bytes.toString("hex");return result.substring(0,digits)}else{var hexDigits=[];for(var i=0;i<digits;++i){hexDigits.push(self.choice("0123456789abcdef"))}return hexDigits.join("")}};RandomGenerator.prototype._randomString=function(charsCount,alphabet){var self=this;var digits=[];for(var i=0;i<charsCount;i++){digits[i]=self.choice(alphabet)}return digits.join("")};RandomGenerator.prototype.string=function(obj){var charsCount=17;var UNMISTAKABLE_CHARS="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()[]";if(!!obj&&typeof obj==="object"&&obj!==null){if(obj.length&&typeof obj.length==="number"){charsCount=obj.length}if(obj.pool&&typeof obj.pool==="string"){UNMISTAKABLE_CHARS=obj.pool}}var self=this;return self._randomString(charsCount,UNMISTAKABLE_CHARS)};RandomGenerator.prototype.number=function(obj){var charsCount=8;var UNMISTAKABLE_CHARS="0123456789";if(!!obj&&typeof obj==="object"&&!Array.isArray(obj)&&obj!==null){if(obj.length&&typeof obj.length==="number"){charsCount=obj.length<20?obj.length:19}}var self=this;var num=self._randomString(charsCount,UNMISTAKABLE_CHARS);if(num[0]==="0"){num="1"+num.substr(1,num.length)}return parseInt(num,10)};RandomGenerator.prototype.secret=function(obj){var charsCount=43;var BASE64_CHARS="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"+"0123456789-_";if(!!obj&&typeof obj==="object"&&obj!==null){if(obj.length&&typeof obj.length==="number"){charsCount=obj.length}if(obj.pool&&typeof obj.pool==="string"){BASE64_CHARS=obj.pool}}var self=this;return self._randomString(charsCount,BASE64_CHARS)};RandomGenerator.prototype.choice=function(arrayOrString){var index=Math.floor(this.fraction()*arrayOrString.length);if(typeof arrayOrString==="string")return arrayOrString.substr(index,1);else return arrayOrString[index]};var height=typeof window!=="undefined"&&window.innerHeight||typeof document!=="undefined"&&document.documentElement&&document.documentElement.clientHeight||typeof document!=="undefined"&&document.body&&document.body.clientHeight||1;var width=typeof window!=="undefined"&&window.innerWidth||typeof document!=="undefined"&&document.documentElement&&document.documentElement.clientWidth||typeof document!=="undefined"&&document.body&&document.body.clientWidth||1;var agent=typeof navigator!=="undefined"&&navigator.userAgent||"";if(nodeCrypto||typeof window!=="undefined"&&window.crypto&&window.crypto.getRandomValues)module.exports=Random=new RandomGenerator;else module.exports=Random=new RandomGenerator([new Date,height,width,agent,Math.random()]);Random.createWithSeeds=function(){if(arguments.length===0){throw new Error("No seeds were provided")}return new RandomGenerator(arguments)}},{crypto:56}],2:[function(require,module,exports){var asn1=exports;asn1.bignum=require("bn.js");asn1.define=require("./asn1/api").define;asn1.base=require("./asn1/base");asn1.constants=require("./asn1/constants");asn1.decoders=require("./asn1/decoders");asn1.encoders=require("./asn1/encoders")},{"./asn1/api":3,"./asn1/base":5,"./asn1/constants":9,"./asn1/decoders":11,"./asn1/encoders":14,"bn.js":17}],3:[function(require,module,exports){var asn1=require("../asn1");var inherits=require("inherits");var api=exports;api.define=function define(name,body){return new Entity(name,body)};function Entity(name,body){this.name=name;this.body=body;this.decoders={};this.encoders={}}Entity.prototype._createNamed=function createNamed(base){var named;try{named=require("vm").runInThisContext("(function "+this.name+"(entity) {\n"+"  this._initNamed(entity);\n"+"})")}catch(e){named=function(entity){this._initNamed(entity)}}inherits(named,base);named.prototype._initNamed=function initnamed(entity){base.call(this,entity)};return new named(this)};Entity.prototype._getDecoder=function _getDecoder(enc){enc=enc||"der";if(!this.decoders.hasOwnProperty(enc))this.decoders[enc]=this._createNamed(asn1.decoders[enc]);return this.decoders[enc]};Entity.prototype.decode=function decode(data,enc,options){return this._getDecoder(enc).decode(data,options)};Entity.prototype._getEncoder=function _getEncoder(enc){enc=enc||"der";if(!this.encoders.hasOwnProperty(enc))this.encoders[enc]=this._createNamed(asn1.encoders[enc]);return this.encoders[enc]};Entity.prototype.encode=function encode(data,enc,reporter){return this._getEncoder(enc).encode(data,reporter)}},{"../asn1":2,inherits:100,vm:155}],4:[function(require,module,exports){var inherits=require("inherits");var Reporter=require("../base").Reporter;var Buffer=require("buffer").Buffer;function DecoderBuffer(base,options){Reporter.call(this,options);if(!Buffer.isBuffer(base)){this.error("Input not Buffer");return}this.base=base;this.offset=0;this.length=base.length}inherits(DecoderBuffer,Reporter);exports.DecoderBuffer=DecoderBuffer;DecoderBuffer.prototype.save=function save(){return{offset:this.offset,reporter:Reporter.prototype.save.call(this)}};DecoderBuffer.prototype.restore=function restore(save){var res=new DecoderBuffer(this.base);res.offset=save.offset;res.length=this.offset;this.offset=save.offset;Reporter.prototype.restore.call(this,save.reporter);return res};DecoderBuffer.prototype.isEmpty=function isEmpty(){return this.offset===this.length};DecoderBuffer.prototype.readUInt8=function readUInt8(fail){if(this.offset+1<=this.length)return this.base.readUInt8(this.offset++,true);else return this.error(fail||"DecoderBuffer overrun")};DecoderBuffer.prototype.skip=function skip(bytes,fail){if(!(this.offset+bytes<=this.length))return this.error(fail||"DecoderBuffer overrun");var res=new DecoderBuffer(this.base);res._reporterState=this._reporterState;res.offset=this.offset;res.length=this.offset+bytes;this.offset+=bytes;return res};DecoderBuffer.prototype.raw=function raw(save){return this.base.slice(save?save.offset:this.offset,this.length)};function EncoderBuffer(value,reporter){if(Array.isArray(value)){this.length=0;this.value=value.map(function(item){if(!(item instanceof EncoderBuffer))item=new EncoderBuffer(item,reporter);this.length+=item.length;return item},this)}else if(typeof value==="number"){if(!(0<=value&&value<=255))return reporter.error("non-byte EncoderBuffer value");this.value=value;this.length=1}else if(typeof value==="string"){this.value=value;this.length=Buffer.byteLength(value)}else if(Buffer.isBuffer(value)){this.value=value;this.length=value.length}else{return reporter.error("Unsupported type: "+typeof value)}}exports.EncoderBuffer=EncoderBuffer;EncoderBuffer.prototype.join=function join(out,offset){if(!out)out=new Buffer(this.length);if(!offset)offset=0;if(this.length===0)return out;if(Array.isArray(this.value)){this.value.forEach(function(item){item.join(out,offset);offset+=item.length})}else{if(typeof this.value==="number")out[offset]=this.value;else if(typeof this.value==="string")out.write(this.value,offset);else if(Buffer.isBuffer(this.value))this.value.copy(out,offset);offset+=this.length}return out}},{"../base":5,buffer:48,inherits:100}],5:[function(require,module,exports){var base=exports;base.Reporter=require("./reporter").Reporter;base.DecoderBuffer=require("./buffer").DecoderBuffer;base.EncoderBuffer=require("./buffer").EncoderBuffer;base.Node=require("./node")},{"./buffer":4,"./node":6,"./reporter":7}],6:[function(require,module,exports){var Reporter=require("../base").Reporter;var EncoderBuffer=require("../base").EncoderBuffer;var DecoderBuffer=require("../base").DecoderBuffer;var assert=require("minimalistic-assert");var tags=["seq","seqof","set","setof","objid","bool","gentime","utctime","null_","enum","int","objDesc","bitstr","bmpstr","charstr","genstr","graphstr","ia5str","iso646str","numstr","octstr","printstr","t61str","unistr","utf8str","videostr"];var methods=["key","obj","use","optional","explicit","implicit","def","choice","any","contains"].concat(tags);var overrided=["_peekTag","_decodeTag","_use","_decodeStr","_decodeObjid","_decodeTime","_decodeNull","_decodeInt","_decodeBool","_decodeList","_encodeComposite","_encodeStr","_encodeObjid","_encodeTime","_encodeNull","_encodeInt","_encodeBool"];function Node(enc,parent){var state={};this._baseState=state;state.enc=enc;state.parent=parent||null;state.children=null;state.tag=null;state.args=null;state.reverseArgs=null;state.choice=null;state.optional=false;state.any=false;state.obj=false;state.use=null;state.useDecoder=null;state.key=null;state["default"]=null;state.explicit=null;state.implicit=null;state.contains=null;if(!state.parent){state.children=[];this._wrap()}}module.exports=Node;var stateProps=["enc","parent","children","tag","args","reverseArgs","choice","optional","any","obj","use","alteredUse","key","default","explicit","implicit","contains"];Node.prototype.clone=function clone(){var state=this._baseState;var cstate={};stateProps.forEach(function(prop){cstate[prop]=state[prop]});var res=new this.constructor(cstate.parent);res._baseState=cstate;return res};Node.prototype._wrap=function wrap(){var state=this._baseState;methods.forEach(function(method){this[method]=function _wrappedMethod(){var clone=new this.constructor(this);state.children.push(clone);return clone[method].apply(clone,arguments)}},this)};Node.prototype._init=function init(body){var state=this._baseState;assert(state.parent===null);body.call(this);state.children=state.children.filter(function(child){return child._baseState.parent===this},this);assert.equal(state.children.length,1,"Root node can have only one child")};Node.prototype._useArgs=function useArgs(args){var state=this._baseState;var children=args.filter(function(arg){return arg instanceof this.constructor},this);args=args.filter(function(arg){return!(arg instanceof this.constructor)},this);if(children.length!==0){assert(state.children===null);state.children=children;children.forEach(function(child){child._baseState.parent=this},this)}if(args.length!==0){assert(state.args===null);state.args=args;state.reverseArgs=args.map(function(arg){if(typeof arg!=="object"||arg.constructor!==Object)return arg;var res={};Object.keys(arg).forEach(function(key){if(key==(key|0))key|=0;var value=arg[key];res[value]=key});return res})}};overrided.forEach(function(method){Node.prototype[method]=function _overrided(){var state=this._baseState;throw new Error(method+" not implemented for encoding: "+state.enc)}});tags.forEach(function(tag){Node.prototype[tag]=function _tagMethod(){var state=this._baseState;var args=Array.prototype.slice.call(arguments);assert(state.tag===null);state.tag=tag;this._useArgs(args);return this}});Node.prototype.use=function use(item){assert(item);var state=this._baseState;assert(state.use===null);state.use=item;return this};Node.prototype.optional=function optional(){var state=this._baseState;state.optional=true;return this};Node.prototype.def=function def(val){var state=this._baseState;assert(state["default"]===null);state["default"]=val;state.optional=true;return this};Node.prototype.explicit=function explicit(num){var state=this._baseState;assert(state.explicit===null&&state.implicit===null);state.explicit=num;return this};Node.prototype.implicit=function implicit(num){var state=this._baseState;assert(state.explicit===null&&state.implicit===null);state.implicit=num;return this};Node.prototype.obj=function obj(){var state=this._baseState;var args=Array.prototype.slice.call(arguments);state.obj=true;if(args.length!==0)this._useArgs(args);return this};Node.prototype.key=function key(newKey){var state=this._baseState;assert(state.key===null);state.key=newKey;return this};Node.prototype.any=function any(){var state=this._baseState;state.any=true;return this};Node.prototype.choice=function choice(obj){var state=this._baseState;assert(state.choice===null);state.choice=obj;this._useArgs(Object.keys(obj).map(function(key){return obj[key]}));return this};Node.prototype.contains=function contains(item){var state=this._baseState;assert(state.use===null);state.contains=item;return this};Node.prototype._decode=function decode(input,options){var state=this._baseState;if(state.parent===null)return input.wrapResult(state.children[0]._decode(input,options));var result=state["default"];var present=true;var prevKey=null;if(state.key!==null)prevKey=input.enterKey(state.key);if(state.optional){var tag=null;if(state.explicit!==null)tag=state.explicit;else if(state.implicit!==null)tag=state.implicit;else if(state.tag!==null)tag=state.tag;if(tag===null&&!state.any){var save=input.save();try{if(state.choice===null)this._decodeGeneric(state.tag,input,options);else this._decodeChoice(input,options);present=true}catch(e){present=false}input.restore(save)}else{present=this._peekTag(input,tag,state.any);if(input.isError(present))return present}}var prevObj;if(state.obj&&present)prevObj=input.enterObject();if(present){if(state.explicit!==null){var explicit=this._decodeTag(input,state.explicit);if(input.isError(explicit))return explicit;input=explicit}var start=input.offset;if(state.use===null&&state.choice===null){if(state.any)var save=input.save();var body=this._decodeTag(input,state.implicit!==null?state.implicit:state.tag,state.any);if(input.isError(body))return body;if(state.any)result=input.raw(save);else input=body}if(options&&options.track&&state.tag!==null)options.track(input.path(),start,input.length,"tagged");if(options&&options.track&&state.tag!==null)options.track(input.path(),input.offset,input.length,"content");if(state.any)result=result;else if(state.choice===null)result=this._decodeGeneric(state.tag,input,options);else result=this._decodeChoice(input,options);if(input.isError(result))return result;if(!state.any&&state.choice===null&&state.children!==null){state.children.forEach(function decodeChildren(child){child._decode(input,options)})}if(state.contains&&(state.tag==="octstr"||state.tag==="bitstr")){var data=new DecoderBuffer(result);result=this._getUse(state.contains,input._reporterState.obj)._decode(data,options)}}if(state.obj&&present)result=input.leaveObject(prevObj);if(state.key!==null&&(result!==null||present===true))input.leaveKey(prevKey,state.key,result);else if(prevKey!==null)input.exitKey(prevKey);return result};Node.prototype._decodeGeneric=function decodeGeneric(tag,input,options){var state=this._baseState;if(tag==="seq"||tag==="set")return null;if(tag==="seqof"||tag==="setof")return this._decodeList(input,tag,state.args[0],options);else if(/str$/.test(tag))return this._decodeStr(input,tag,options);else if(tag==="objid"&&state.args)return this._decodeObjid(input,state.args[0],state.args[1],options);else if(tag==="objid")return this._decodeObjid(input,null,null,options);else if(tag==="gentime"||tag==="utctime")return this._decodeTime(input,tag,options);else if(tag==="null_")return this._decodeNull(input,options);else if(tag==="bool")return this._decodeBool(input,options);else if(tag==="objDesc")return this._decodeStr(input,tag,options);else if(tag==="int"||tag==="enum")return this._decodeInt(input,state.args&&state.args[0],options);if(state.use!==null){return this._getUse(state.use,input._reporterState.obj)._decode(input,options)}else{return input.error("unknown tag: "+tag)}};Node.prototype._getUse=function _getUse(entity,obj){var state=this._baseState;state.useDecoder=this._use(entity,obj);assert(state.useDecoder._baseState.parent===null);state.useDecoder=state.useDecoder._baseState.children[0];if(state.implicit!==state.useDecoder._baseState.implicit){state.useDecoder=state.useDecoder.clone();state.useDecoder._baseState.implicit=state.implicit}return state.useDecoder};Node.prototype._decodeChoice=function decodeChoice(input,options){var state=this._baseState;var result=null;var match=false;Object.keys(state.choice).some(function(key){var save=input.save();var node=state.choice[key];try{var value=node._decode(input,options);if(input.isError(value))return false;result={type:key,value:value};match=true}catch(e){input.restore(save);return false}return true},this);if(!match)return input.error("Choice not matched");return result};Node.prototype._createEncoderBuffer=function createEncoderBuffer(data){return new EncoderBuffer(data,this.reporter)};Node.prototype._encode=function encode(data,reporter,parent){var state=this._baseState;if(state["default"]!==null&&state["default"]===data)return;var result=this._encodeValue(data,reporter,parent);if(result===undefined)return;if(this._skipDefault(result,reporter,parent))return;return result};Node.prototype._encodeValue=function encode(data,reporter,parent){var state=this._baseState;if(state.parent===null)return state.children[0]._encode(data,reporter||new Reporter);var result=null;this.reporter=reporter;if(state.optional&&data===undefined){if(state["default"]!==null)data=state["default"];else return}var content=null;var primitive=false;if(state.any){result=this._createEncoderBuffer(data)}else if(state.choice){result=this._encodeChoice(data,reporter)}else if(state.contains){content=this._getUse(state.contains,parent)._encode(data,reporter);primitive=true}else if(state.children){content=state.children.map(function(child){if(child._baseState.tag==="null_")return child._encode(null,reporter,data);if(child._baseState.key===null)return reporter.error("Child should have a key");var prevKey=reporter.enterKey(child._baseState.key);if(typeof data!=="object")return reporter.error("Child expected, but input is not object");var res=child._encode(data[child._baseState.key],reporter,data);reporter.leaveKey(prevKey);return res},this).filter(function(child){return child});content=this._createEncoderBuffer(content)}else{if(state.tag==="seqof"||state.tag==="setof"){if(!(state.args&&state.args.length===1))return reporter.error("Too many args for : "+state.tag);if(!Array.isArray(data))return reporter.error("seqof/setof, but data is not Array");var child=this.clone();child._baseState.implicit=null;content=this._createEncoderBuffer(data.map(function(item){var state=this._baseState;return this._getUse(state.args[0],data)._encode(item,reporter)},child))}else if(state.use!==null){result=this._getUse(state.use,parent)._encode(data,reporter)}else{content=this._encodePrimitive(state.tag,data);primitive=true}}var result;if(!state.any&&state.choice===null){var tag=state.implicit!==null?state.implicit:state.tag;var cls=state.implicit===null?"universal":"context";if(tag===null){if(state.use===null)reporter.error("Tag could be omitted only for .use()")}else{if(state.use===null)result=this._encodeComposite(tag,primitive,cls,content)}}if(state.explicit!==null)result=this._encodeComposite(state.explicit,false,"context",result);return result};Node.prototype._encodeChoice=function encodeChoice(data,reporter){var state=this._baseState;var node=state.choice[data.type];if(!node){assert(false,data.type+" not found in "+JSON.stringify(Object.keys(state.choice)))}return node._encode(data.value,reporter)};Node.prototype._encodePrimitive=function encodePrimitive(tag,data){var state=this._baseState;if(/str$/.test(tag))return this._encodeStr(data,tag);else if(tag==="objid"&&state.args)return this._encodeObjid(data,state.reverseArgs[0],state.args[1]);else if(tag==="objid")return this._encodeObjid(data,null,null);else if(tag==="gentime"||tag==="utctime")return this._encodeTime(data,tag);else if(tag==="null_")return this._encodeNull();else if(tag==="int"||tag==="enum")return this._encodeInt(data,state.args&&state.reverseArgs[0]);else if(tag==="bool")return this._encodeBool(data);else if(tag==="objDesc")return this._encodeStr(data,tag);else throw new Error("Unsupported tag: "+tag)};Node.prototype._isNumstr=function isNumstr(str){return/^[0-9 ]*$/.test(str)};Node.prototype._isPrintstr=function isPrintstr(str){return/^[A-Za-z0-9 '\(\)\+,\-\.\/:=\?]*$/.test(str)}},{"../base":5,"minimalistic-assert":105}],7:[function(require,module,exports){var inherits=require("inherits");function Reporter(options){this._reporterState={obj:null,path:[],options:options||{},errors:[]}}exports.Reporter=Reporter;Reporter.prototype.isError=function isError(obj){return obj instanceof ReporterError};Reporter.prototype.save=function save(){var state=this._reporterState;return{obj:state.obj,pathLen:state.path.length}};Reporter.prototype.restore=function restore(data){var state=this._reporterState;state.obj=data.obj;state.path=state.path.slice(0,data.pathLen)};Reporter.prototype.enterKey=function enterKey(key){return this._reporterState.path.push(key)};Reporter.prototype.exitKey=function exitKey(index){var state=this._reporterState;state.path=state.path.slice(0,index-1)};Reporter.prototype.leaveKey=function leaveKey(index,key,value){var state=this._reporterState;this.exitKey(index);if(state.obj!==null)state.obj[key]=value};Reporter.prototype.path=function path(){return this._reporterState.path.join("/")};Reporter.prototype.enterObject=function enterObject(){var state=this._reporterState;var prev=state.obj;state.obj={};return prev};Reporter.prototype.leaveObject=function leaveObject(prev){var state=this._reporterState;var now=state.obj;state.obj=prev;return now};Reporter.prototype.error=function error(msg){var err;var state=this._reporterState;var inherited=msg instanceof ReporterError;if(inherited){err=msg}else{err=new ReporterError(state.path.map(function(elem){return"["+JSON.stringify(elem)+"]"}).join(""),msg.message||msg,msg.stack)}if(!state.options.partial)throw err;if(!inherited)state.errors.push(err);return err};Reporter.prototype.wrapResult=function wrapResult(result){var state=this._reporterState;if(!state.options.partial)return result;return{result:this.isError(result)?null:result,errors:state.errors}};function ReporterError(path,msg){this.path=path;this.rethrow(msg)}inherits(ReporterError,Error);ReporterError.prototype.rethrow=function rethrow(msg){this.message=msg+" at: "+(this.path||"(shallow)");if(Error.captureStackTrace)Error.captureStackTrace(this,ReporterError);if(!this.stack){try{throw new Error(this.message)}catch(e){this.stack=e.stack}}return this}},{inherits:100}],8:[function(require,module,exports){var constants=require("../constants");exports.tagClass={0:"universal",1:"application",2:"context",3:"private"};exports.tagClassByName=constants._reverse(exports.tagClass);exports.tag={0:"end",1:"bool",2:"int",3:"bitstr",4:"octstr",5:"null_",6:"objid",7:"objDesc",8:"external",9:"real",10:"enum",11:"embed",12:"utf8str",13:"relativeOid",16:"seq",17:"set",18:"numstr",19:"printstr",20:"t61str",21:"videostr",22:"ia5str",23:"utctime",24:"gentime",25:"graphstr",26:"iso646str",27:"genstr",28:"unistr",29:"charstr",30:"bmpstr"};exports.tagByName=constants._reverse(exports.tag)},{"../constants":9}],9:[function(require,module,exports){var constants=exports;constants._reverse=function reverse(map){var res={};Object.keys(map).forEach(function(key){if((key|0)==key)key=key|0;var value=map[key];res[value]=key});return res};constants.der=require("./der")},{"./der":8}],10:[function(require,module,exports){var inherits=require("inherits");var asn1=require("../../asn1");var base=asn1.base;var bignum=asn1.bignum;var der=asn1.constants.der;function DERDecoder(entity){this.enc="der";this.name=entity.name;this.entity=entity;this.tree=new DERNode;this.tree._init(entity.body)}module.exports=DERDecoder;DERDecoder.prototype.decode=function decode(data,options){if(!(data instanceof base.DecoderBuffer))data=new base.DecoderBuffer(data,options);return this.tree._decode(data,options)};function DERNode(parent){base.Node.call(this,"der",parent)}inherits(DERNode,base.Node);DERNode.prototype._peekTag=function peekTag(buffer,tag,any){if(buffer.isEmpty())return false;var state=buffer.save();var decodedTag=derDecodeTag(buffer,'Failed to peek tag: "'+tag+'"');if(buffer.isError(decodedTag))return decodedTag;buffer.restore(state);return decodedTag.tag===tag||decodedTag.tagStr===tag||decodedTag.tagStr+"of"===tag||any};DERNode.prototype._decodeTag=function decodeTag(buffer,tag,any){var decodedTag=derDecodeTag(buffer,'Failed to decode tag of "'+tag+'"');if(buffer.isError(decodedTag))return decodedTag;var len=derDecodeLen(buffer,decodedTag.primitive,'Failed to get length of "'+tag+'"');if(buffer.isError(len))return len;if(!any&&decodedTag.tag!==tag&&decodedTag.tagStr!==tag&&decodedTag.tagStr+"of"!==tag){return buffer.error('Failed to match tag: "'+tag+'"')}if(decodedTag.primitive||len!==null)return buffer.skip(len,'Failed to match body of: "'+tag+'"');var state=buffer.save();var res=this._skipUntilEnd(buffer,'Failed to skip indefinite length body: "'+this.tag+'"');if(buffer.isError(res))return res;len=buffer.offset-state.offset;buffer.restore(state);return buffer.skip(len,'Failed to match body of: "'+tag+'"')};DERNode.prototype._skipUntilEnd=function skipUntilEnd(buffer,fail){while(true){var tag=derDecodeTag(buffer,fail);if(buffer.isError(tag))return tag;var len=derDecodeLen(buffer,tag.primitive,fail);if(buffer.isError(len))return len;var res;if(tag.primitive||len!==null)res=buffer.skip(len);else res=this._skipUntilEnd(buffer,fail);if(buffer.isError(res))return res;if(tag.tagStr==="end")break}};DERNode.prototype._decodeList=function decodeList(buffer,tag,decoder,options){var result=[];while(!buffer.isEmpty()){var possibleEnd=this._peekTag(buffer,"end");if(buffer.isError(possibleEnd))return possibleEnd;var res=decoder.decode(buffer,"der",options);if(buffer.isError(res)&&possibleEnd)break;result.push(res)}return result};DERNode.prototype._decodeStr=function decodeStr(buffer,tag){if(tag==="bitstr"){var unused=buffer.readUInt8();if(buffer.isError(unused))return unused;return{unused:unused,data:buffer.raw()}}else if(tag==="bmpstr"){var raw=buffer.raw();if(raw.length%2===1)return buffer.error("Decoding of string type: bmpstr length mismatch");var str="";for(var i=0;i<raw.length/2;i++){str+=String.fromCharCode(raw.readUInt16BE(i*2))}return str}else if(tag==="numstr"){var numstr=buffer.raw().toString("ascii");if(!this._isNumstr(numstr)){return buffer.error("Decoding of string type: "+"numstr unsupported characters")}return numstr}else if(tag==="octstr"){return buffer.raw()}else if(tag==="objDesc"){return buffer.raw()}else if(tag==="printstr"){var printstr=buffer.raw().toString("ascii");if(!this._isPrintstr(printstr)){return buffer.error("Decoding of string type: "+"printstr unsupported characters")}return printstr}else if(/str$/.test(tag)){return buffer.raw().toString()}else{return buffer.error("Decoding of string type: "+tag+" unsupported")}};DERNode.prototype._decodeObjid=function decodeObjid(buffer,values,relative){var result;var identifiers=[];var ident=0;while(!buffer.isEmpty()){var subident=buffer.readUInt8();ident<<=7;ident|=subident&127;if((subident&128)===0){identifiers.push(ident);ident=0}}if(subident&128)identifiers.push(ident);var first=identifiers[0]/40|0;var second=identifiers[0]%40;if(relative)result=identifiers;else result=[first,second].concat(identifiers.slice(1));if(values){var tmp=values[result.join(" ")];if(tmp===undefined)tmp=values[result.join(".")];if(tmp!==undefined)result=tmp}return result};DERNode.prototype._decodeTime=function decodeTime(buffer,tag){var str=buffer.raw().toString();if(tag==="gentime"){var year=str.slice(0,4)|0;var mon=str.slice(4,6)|0;var day=str.slice(6,8)|0;var hour=str.slice(8,10)|0;var min=str.slice(10,12)|0;var sec=str.slice(12,14)|0}else if(tag==="utctime"){var year=str.slice(0,2)|0;var mon=str.slice(2,4)|0;var day=str.slice(4,6)|0;var hour=str.slice(6,8)|0;var min=str.slice(8,10)|0;var sec=str.slice(10,12)|0;if(year<70)year=2e3+year;else year=1900+year}else{return buffer.error("Decoding "+tag+" time is not supported yet")}return Date.UTC(year,mon-1,day,hour,min,sec,0)};DERNode.prototype._decodeNull=function decodeNull(buffer){return null};DERNode.prototype._decodeBool=function decodeBool(buffer){var res=buffer.readUInt8();if(buffer.isError(res))return res;else return res!==0};DERNode.prototype._decodeInt=function decodeInt(buffer,values){var raw=buffer.raw();var res=new bignum(raw);if(values)res=values[res.toString(10)]||res;return res};DERNode.prototype._use=function use(entity,obj){if(typeof entity==="function")entity=entity(obj);return entity._getDecoder("der").tree};function derDecodeTag(buf,fail){var tag=buf.readUInt8(fail);if(buf.isError(tag))return tag;var cls=der.tagClass[tag>>6];var primitive=(tag&32)===0;if((tag&31)===31){var oct=tag;tag=0;while((oct&128)===128){oct=buf.readUInt8(fail);if(buf.isError(oct))return oct;tag<<=7;tag|=oct&127}}else{tag&=31}var tagStr=der.tag[tag];return{cls:cls,primitive:primitive,tag:tag,tagStr:tagStr}}function derDecodeLen(buf,primitive,fail){var len=buf.readUInt8(fail);if(buf.isError(len))return len;if(!primitive&&len===128)return null;if((len&128)===0){return len}var num=len&127;if(num>4)return buf.error("length octect is too long");len=0;for(var i=0;i<num;i++){len<<=8;var j=buf.readUInt8(fail);if(buf.isError(j))return j;len|=j}return len}},{"../../asn1":2,inherits:100}],11:[function(require,module,exports){var decoders=exports;decoders.der=require("./der");decoders.pem=require("./pem")},{"./der":10,"./pem":12}],12:[function(require,module,exports){var inherits=require("inherits");var Buffer=require("buffer").Buffer;var DERDecoder=require("./der");function PEMDecoder(entity){DERDecoder.call(this,entity);this.enc="pem"}inherits(PEMDecoder,DERDecoder);module.exports=PEMDecoder;PEMDecoder.prototype.decode=function decode(data,options){var lines=data.toString().split(/[\r\n]+/g);var label=options.label.toUpperCase();var re=/^-----(BEGIN|END) ([^-]+)-----$/;var start=-1;var end=-1;for(var i=0;i<lines.length;i++){var match=lines[i].match(re);if(match===null)continue;if(match[2]!==label)continue;if(start===-1){if(match[1]!=="BEGIN")break;start=i}else{if(match[1]!=="END")break;end=i;break}}if(start===-1||end===-1)throw new Error("PEM section not found for: "+label);var base64=lines.slice(start+1,end).join("");base64.replace(/[^a-z0-9\+\/=]+/gi,"");var input=new Buffer(base64,"base64");return DERDecoder.prototype.decode.call(this,input,options)}},{"./der":10,buffer:48,inherits:100}],13:[function(require,module,exports){var inherits=require("inherits");var Buffer=require("buffer").Buffer;var asn1=require("../../asn1");var base=asn1.base;var der=asn1.constants.der;function DEREncoder(entity){this.enc="der";this.name=entity.name;this.entity=entity;this.tree=new DERNode;this.tree._init(entity.body)}module.exports=DEREncoder;DEREncoder.prototype.encode=function encode(data,reporter){return this.tree._encode(data,reporter).join()};function DERNode(parent){base.Node.call(this,"der",parent)}inherits(DERNode,base.Node);DERNode.prototype._encodeComposite=function encodeComposite(tag,primitive,cls,content){var encodedTag=encodeTag(tag,primitive,cls,this.reporter);if(content.length<128){var header=new Buffer(2);header[0]=encodedTag;header[1]=content.length;return this._createEncoderBuffer([header,content])}var lenOctets=1;for(var i=content.length;i>=256;i>>=8)lenOctets++;var header=new Buffer(1+1+lenOctets);header[0]=encodedTag;header[1]=128|lenOctets;for(var i=1+lenOctets,j=content.length;j>0;i--,j>>=8)header[i]=j&255;return this._createEncoderBuffer([header,content])};DERNode.prototype._encodeStr=function encodeStr(str,tag){if(tag==="bitstr"){return this._createEncoderBuffer([str.unused|0,str.data])}else if(tag==="bmpstr"){var buf=new Buffer(str.length*2);for(var i=0;i<str.length;i++){buf.writeUInt16BE(str.charCodeAt(i),i*2)}return this._createEncoderBuffer(buf)}else if(tag==="numstr"){if(!this._isNumstr(str)){return this.reporter.error("Encoding of string type: numstr supports "+"only digits and space")}return this._createEncoderBuffer(str)}else if(tag==="printstr"){if(!this._isPrintstr(str)){return this.reporter.error("Encoding of string type: printstr supports "+"only latin upper and lower case letters, "+"digits, space, apostrophe, left and rigth "+"parenthesis, plus sign, comma, hyphen, "+"dot, slash, colon, equal sign, "+"question mark")}return this._createEncoderBuffer(str)}else if(/str$/.test(tag)){return this._createEncoderBuffer(str)}else if(tag==="objDesc"){return this._createEncoderBuffer(str)}else{return this.reporter.error("Encoding of string type: "+tag+" unsupported")}};DERNode.prototype._encodeObjid=function encodeObjid(id,values,relative){if(typeof id==="string"){if(!values)return this.reporter.error("string objid given, but no values map found");if(!values.hasOwnProperty(id))return this.reporter.error("objid not found in values map");id=values[id].split(/[\s\.]+/g);for(var i=0;i<id.length;i++)id[i]|=0}else if(Array.isArray(id)){id=id.slice();for(var i=0;i<id.length;i++)id[i]|=0}if(!Array.isArray(id)){return this.reporter.error("objid() should be either array or string, "+"got: "+JSON.stringify(id))}if(!relative){if(id[1]>=40)return this.reporter.error("Second objid identifier OOB");id.splice(0,2,id[0]*40+id[1])}var size=0;for(var i=0;i<id.length;i++){var ident=id[i];for(size++;ident>=128;ident>>=7)size++}var objid=new Buffer(size);var offset=objid.length-1;for(var i=id.length-1;i>=0;i--){var ident=id[i];objid[offset--]=ident&127;while((ident>>=7)>0)objid[offset--]=128|ident&127}return this._createEncoderBuffer(objid)};function two(num){if(num<10)return"0"+num;else return num}DERNode.prototype._encodeTime=function encodeTime(time,tag){var str;var date=new Date(time);if(tag==="gentime"){str=[two(date.getFullYear()),two(date.getUTCMonth()+1),two(date.getUTCDate()),two(date.getUTCHours()),two(date.getUTCMinutes()),two(date.getUTCSeconds()),"Z"].join("")}else if(tag==="utctime"){str=[two(date.getFullYear()%100),two(date.getUTCMonth()+1),two(date.getUTCDate()),two(date.getUTCHours()),two(date.getUTCMinutes()),two(date.getUTCSeconds()),"Z"].join("")}else{this.reporter.error("Encoding "+tag+" time is not supported yet")}return this._encodeStr(str,"octstr")};DERNode.prototype._encodeNull=function encodeNull(){return this._createEncoderBuffer("")};DERNode.prototype._encodeInt=function encodeInt(num,values){if(typeof num==="string"){if(!values)return this.reporter.error("String int or enum given, but no values map");if(!values.hasOwnProperty(num)){return this.reporter.error("Values map doesn't contain: "+JSON.stringify(num))}num=values[num]}if(typeof num!=="number"&&!Buffer.isBuffer(num)){var numArray=num.toArray();if(!num.sign&&numArray[0]&128){numArray.unshift(0)}num=new Buffer(numArray)}if(Buffer.isBuffer(num)){var size=num.length;if(num.length===0)size++;var out=new Buffer(size);num.copy(out);if(num.length===0)out[0]=0;return this._createEncoderBuffer(out)}if(num<128)return this._createEncoderBuffer(num);if(num<256)return this._createEncoderBuffer([0,num]);var size=1;for(var i=num;i>=256;i>>=8)size++;var out=new Array(size);for(var i=out.length-1;i>=0;i--){out[i]=num&255;num>>=8}if(out[0]&128){out.unshift(0)}return this._createEncoderBuffer(new Buffer(out))};DERNode.prototype._encodeBool=function encodeBool(value){return this._createEncoderBuffer(value?255:0)};DERNode.prototype._use=function use(entity,obj){if(typeof entity==="function")entity=entity(obj);return entity._getEncoder("der").tree};DERNode.prototype._skipDefault=function skipDefault(dataBuffer,reporter,parent){var state=this._baseState;var i;if(state["default"]===null)return false;var data=dataBuffer.join();if(state.defaultBuffer===undefined)state.defaultBuffer=this._encodeValue(state["default"],reporter,parent).join();if(data.length!==state.defaultBuffer.length)return false;for(i=0;i<data.length;i++)if(data[i]!==state.defaultBuffer[i])return false;return true};function encodeTag(tag,primitive,cls,reporter){var res;if(tag==="seqof")tag="seq";else if(tag==="setof")tag="set";if(der.tagByName.hasOwnProperty(tag))res=der.tagByName[tag];else if(typeof tag==="number"&&(tag|0)===tag)res=tag;else return reporter.error("Unknown tag: "+tag);if(res>=31)return reporter.error("Multi-octet tag encoding unsupported");if(!primitive)res|=32;res|=der.tagClassByName[cls||"universal"]<<6;return res}},{"../../asn1":2,buffer:48,inherits:100}],14:[function(require,module,exports){var encoders=exports;encoders.der=require("./der");encoders.pem=require("./pem")},{"./der":13,"./pem":15}],15:[function(require,module,exports){var inherits=require("inherits");var DEREncoder=require("./der");function PEMEncoder(entity){DEREncoder.call(this,entity);this.enc="pem"}inherits(PEMEncoder,DEREncoder);module.exports=PEMEncoder;PEMEncoder.prototype.encode=function encode(data,options){var buf=DEREncoder.prototype.encode.call(this,data);var p=buf.toString("base64");var out=["-----BEGIN "+options.label+"-----"];for(var i=0;i<p.length;i+=64)out.push(p.slice(i,i+64));out.push("-----END "+options.label+"-----");return out.join("\n")}},{"./der":13,inherits:100}],16:[function(require,module,exports){"use strict";exports.byteLength=byteLength;exports.toByteArray=toByteArray;exports.fromByteArray=fromByteArray;var lookup=[];var revLookup=[];var Arr=typeof Uint8Array!=="undefined"?Uint8Array:Array;var code="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";for(var i=0,len=code.length;i<len;++i){lookup[i]=code[i];revLookup[code.charCodeAt(i)]=i}revLookup["-".charCodeAt(0)]=62;revLookup["_".charCodeAt(0)]=63;function getLens(b64){var len=b64.length;if(len%4>0){throw new Error("Invalid string. Length must be a multiple of 4")}var validLen=b64.indexOf("=");if(validLen===-1)validLen=len;var placeHoldersLen=validLen===len?0:4-validLen%4;return[validLen,placeHoldersLen]}function byteLength(b64){var lens=getLens(b64);var validLen=lens[0];var placeHoldersLen=lens[1];return(validLen+placeHoldersLen)*3/4-placeHoldersLen}function _byteLength(b64,validLen,placeHoldersLen){return(validLen+placeHoldersLen)*3/4-placeHoldersLen}function toByteArray(b64){var tmp;var lens=getLens(b64);var validLen=lens[0];var placeHoldersLen=lens[1];var arr=new Arr(_byteLength(b64,validLen,placeHoldersLen));var curByte=0;var len=placeHoldersLen>0?validLen-4:validLen;for(var i=0;i<len;i+=4){tmp=revLookup[b64.charCodeAt(i)]<<18|revLookup[b64.charCodeAt(i+1)]<<12|revLookup[b64.charCodeAt(i+2)]<<6|revLookup[b64.charCodeAt(i+3)];arr[curByte++]=tmp>>16&255;arr[curByte++]=tmp>>8&255;arr[curByte++]=tmp&255}if(placeHoldersLen===2){tmp=revLookup[b64.charCodeAt(i)]<<2|revLookup[b64.charCodeAt(i+1)]>>4;arr[curByte++]=tmp&255}if(placeHoldersLen===1){tmp=revLookup[b64.charCodeAt(i)]<<10|revLookup[b64.charCodeAt(i+1)]<<4|revLookup[b64.charCodeAt(i+2)]>>2;arr[curByte++]=tmp>>8&255;arr[curByte++]=tmp&255}return arr}function tripletToBase64(num){return lookup[num>>18&63]+lookup[num>>12&63]+lookup[num>>6&63]+lookup[num&63]}function encodeChunk(uint8,start,end){var tmp;var output=[];for(var i=start;i<end;i+=3){tmp=(uint8[i]<<16&16711680)+(uint8[i+1]<<8&65280)+(uint8[i+2]&255);output.push(tripletToBase64(tmp))}return output.join("")}function fromByteArray(uint8){var tmp;var len=uint8.length;var extraBytes=len%3;var parts=[];var maxChunkLength=16383;for(var i=0,len2=len-extraBytes;i<len2;i+=maxChunkLength){parts.push(encodeChunk(uint8,i,i+maxChunkLength>len2?len2:i+maxChunkLength))}if(extraBytes===1){tmp=uint8[len-1];parts.push(lookup[tmp>>2]+lookup[tmp<<4&63]+"==")}else if(extraBytes===2){tmp=(uint8[len-2]<<8)+uint8[len-1];parts.push(lookup[tmp>>10]+lookup[tmp>>4&63]+lookup[tmp<<2&63]+"=")}return parts.join("")}},{}],17:[function(require,module,exports){(function(module,exports){"use strict";function assert(val,msg){if(!val)throw new Error(msg||"Assertion failed")}function inherits(ctor,superCtor){ctor.super_=superCtor;var TempCtor=function(){};TempCtor.prototype=superCtor.prototype;ctor.prototype=new TempCtor;ctor.prototype.constructor=ctor}function BN(number,base,endian){if(BN.isBN(number)){return number}this.negative=0;this.words=null;this.length=0;this.red=null;if(number!==null){if(base==="le"||base==="be"){endian=base;base=10}this._init(number||0,base||10,endian||"be")}}if(typeof module==="object"){module.exports=BN}else{exports.BN=BN}BN.BN=BN;BN.wordSize=26;var Buffer;try{Buffer=require("buffer").Buffer}catch(e){}BN.isBN=function isBN(num){if(num instanceof BN){return true}return num!==null&&typeof num==="object"&&num.constructor.wordSize===BN.wordSize&&Array.isArray(num.words)};BN.max=function max(left,right){if(left.cmp(right)>0)return left;return right};BN.min=function min(left,right){if(left.cmp(right)<0)return left;return right};BN.prototype._init=function init(number,base,endian){if(typeof number==="number"){return this._initNumber(number,base,endian)}if(typeof number==="object"){return this._initArray(number,base,endian)}if(base==="hex"){base=16}assert(base===(base|0)&&base>=2&&base<=36);number=number.toString().replace(/\s+/g,"");var start=0;if(number[0]==="-"){start++}if(base===16){this._parseHex(number,start)}else{this._parseBase(number,base,start)}if(number[0]==="-"){this.negative=1}this.strip();if(endian!=="le")return;this._initArray(this.toArray(),base,endian)};BN.prototype._initNumber=function _initNumber(number,base,endian){if(number<0){this.negative=1;number=-number}if(number<67108864){this.words=[number&67108863];this.length=1}else if(number<4503599627370496){this.words=[number&67108863,number/67108864&67108863];this.length=2}else{assert(number<9007199254740992);this.words=[number&67108863,number/67108864&67108863,1];this.length=3}if(endian!=="le")return;this._initArray(this.toArray(),base,endian)};BN.prototype._initArray=function _initArray(number,base,endian){assert(typeof number.length==="number");if(number.length<=0){this.words=[0];this.length=1;return this}this.length=Math.ceil(number.length/3);this.words=new Array(this.length);for(var i=0;i<this.length;i++){this.words[i]=0}var j,w;var off=0;if(endian==="be"){for(i=number.length-1,j=0;i>=0;i-=3){w=number[i]|number[i-1]<<8|number[i-2]<<16;this.words[j]|=w<<off&67108863;this.words[j+1]=w>>>26-off&67108863;off+=24;if(off>=26){off-=26;j++}}}else if(endian==="le"){for(i=0,j=0;i<number.length;i+=3){w=number[i]|number[i+1]<<8|number[i+2]<<16;this.words[j]|=w<<off&67108863;this.words[j+1]=w>>>26-off&67108863;off+=24;if(off>=26){off-=26;j++}}}return this.strip()};function parseHex(str,start,end){var r=0;var len=Math.min(str.length,end);for(var i=start;i<len;i++){var c=str.charCodeAt(i)-48;r<<=4;if(c>=49&&c<=54){r|=c-49+10}else if(c>=17&&c<=22){r|=c-17+10}else{r|=c&15}}return r}BN.prototype._parseHex=function _parseHex(number,start){this.length=Math.ceil((number.length-start)/6);this.words=new Array(this.length);for(var i=0;i<this.length;i++){this.words[i]=0}var j,w;var off=0;for(i=number.length-6,j=0;i>=start;i-=6){w=parseHex(number,i,i+6);this.words[j]|=w<<off&67108863;this.words[j+1]|=w>>>26-off&4194303;off+=24;if(off>=26){off-=26;j++}}if(i+6!==start){w=parseHex(number,start,i+6);this.words[j]|=w<<off&67108863;this.words[j+1]|=w>>>26-off&4194303}this.strip()};function parseBase(str,start,end,mul){var r=0;var len=Math.min(str.length,end);for(var i=start;i<len;i++){var c=str.charCodeAt(i)-48;r*=mul;if(c>=49){r+=c-49+10}else if(c>=17){r+=c-17+10}else{r+=c}}return r}BN.prototype._parseBase=function _parseBase(number,base,start){this.words=[0];this.length=1;for(var limbLen=0,limbPow=1;limbPow<=67108863;limbPow*=base){limbLen++}limbLen--;limbPow=limbPow/base|0;var total=number.length-start;var mod=total%limbLen;var end=Math.min(total,total-mod)+start;var word=0;for(var i=start;i<end;i+=limbLen){word=parseBase(number,i,i+limbLen,base);this.imuln(limbPow);if(this.words[0]+word<67108864){this.words[0]+=word}else{this._iaddn(word)}}if(mod!==0){var pow=1;word=parseBase(number,i,number.length,base);for(i=0;i<mod;i++){pow*=base}this.imuln(pow);if(this.words[0]+word<67108864){this.words[0]+=word}else{this._iaddn(word)}}};BN.prototype.copy=function copy(dest){dest.words=new Array(this.length);for(var i=0;i<this.length;i++){dest.words[i]=this.words[i]}dest.length=this.length;dest.negative=this.negative;dest.red=this.red};BN.prototype.clone=function clone(){var r=new BN(null);this.copy(r);return r};BN.prototype._expand=function _expand(size){while(this.length<size){this.words[this.length++]=0}return this};BN.prototype.strip=function strip(){while(this.length>1&&this.words[this.length-1]===0){this.length--}return this._normSign()};BN.prototype._normSign=function _normSign(){if(this.length===1&&this.words[0]===0){this.negative=0}return this};BN.prototype.inspect=function inspect(){return(this.red?"<BN-R: ":"<BN: ")+this.toString(16)+">"};var zeros=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"];var groupSizes=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5];var groupBases=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];BN.prototype.toString=function toString(base,padding){base=base||10;padding=padding|0||1;var out;if(base===16||base==="hex"){out="";var off=0;var carry=0;for(var i=0;i<this.length;i++){var w=this.words[i];var word=((w<<off|carry)&16777215).toString(16);carry=w>>>24-off&16777215;if(carry!==0||i!==this.length-1){out=zeros[6-word.length]+word+out}else{out=word+out}off+=2;if(off>=26){off-=26;i--}}if(carry!==0){out=carry.toString(16)+out}while(out.length%padding!==0){out="0"+out}if(this.negative!==0){out="-"+out}return out}if(base===(base|0)&&base>=2&&base<=36){var groupSize=groupSizes[base];var groupBase=groupBases[base];out="";var c=this.clone();c.negative=0;while(!c.isZero()){var r=c.modn(groupBase).toString(base);c=c.idivn(groupBase);if(!c.isZero()){out=zeros[groupSize-r.length]+r+out}else{out=r+out}}if(this.isZero()){out="0"+out}while(out.length%padding!==0){out="0"+out}if(this.negative!==0){out="-"+out}return out}assert(false,"Base should be between 2 and 36")};BN.prototype.toNumber=function toNumber(){var ret=this.words[0];if(this.length===2){ret+=this.words[1]*67108864}else if(this.length===3&&this.words[2]===1){ret+=4503599627370496+this.words[1]*67108864}else if(this.length>2){assert(false,"Number can only safely store up to 53 bits")}return this.negative!==0?-ret:ret};BN.prototype.toJSON=function toJSON(){return this.toString(16)};BN.prototype.toBuffer=function toBuffer(endian,length){assert(typeof Buffer!=="undefined");return this.toArrayLike(Buffer,endian,length)};BN.prototype.toArray=function toArray(endian,length){return this.toArrayLike(Array,endian,length)};BN.prototype.toArrayLike=function toArrayLike(ArrayType,endian,length){var byteLength=this.byteLength();var reqLength=length||Math.max(1,byteLength);assert(byteLength<=reqLength,"byte array longer than desired length");assert(reqLength>0,"Requested array length <= 0");this.strip();var littleEndian=endian==="le";var res=new ArrayType(reqLength);var b,i;var q=this.clone();if(!littleEndian){for(i=0;i<reqLength-byteLength;i++){res[i]=0}for(i=0;!q.isZero();i++){b=q.andln(255);q.iushrn(8);res[reqLength-i-1]=b}}else{for(i=0;!q.isZero();i++){b=q.andln(255);q.iushrn(8);res[i]=b}for(;i<reqLength;i++){res[i]=0}}return res};if(Math.clz32){BN.prototype._countBits=function _countBits(w){return 32-Math.clz32(w)}}else{BN.prototype._countBits=function _countBits(w){var t=w;var r=0;if(t>=4096){r+=13;t>>>=13}if(t>=64){r+=7;t>>>=7}if(t>=8){r+=4;t>>>=4}if(t>=2){r+=2;t>>>=2}return r+t}}BN.prototype._zeroBits=function _zeroBits(w){if(w===0)return 26;var t=w;var r=0;if((t&8191)===0){r+=13;t>>>=13}if((t&127)===0){r+=7;t>>>=7}if((t&15)===0){r+=4;t>>>=4}if((t&3)===0){r+=2;t>>>=2}if((t&1)===0){r++}return r};BN.prototype.bitLength=function bitLength(){var w=this.words[this.length-1];var hi=this._countBits(w);return(this.length-