(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){"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;var i;for(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("")}},{}],2:[function(require,module,exports){},{}],3:[function(require,module,exports){(function(Buffer){(function(){
/*!
 * The buffer module from node.js, for the browser.
 *
 * @author   Feross Aboukhadijeh <https://feross.org>
 * @license  MIT
 */
"use strict";var base64=require("base64-js");var ieee754=require("ieee754");exports.Buffer=Buffer;exports.SlowBuffer=SlowBuffer;exports.INSPECT_MAX_BYTES=50;var K_MAX_LENGTH=2147483647;exports.kMaxLength=K_MAX_LENGTH;Buffer.TYPED_ARRAY_SUPPORT=typedArraySupport();if(!Buffer.TYPED_ARRAY_SUPPORT&&typeof console!=="undefined"&&typeof console.error==="function"){console.error("This browser lacks typed array (Uint8Array) support which is required by "+"`buffer` v5.x. Use `buffer` v4.x if you require old browser support.")}function typedArraySupport(){try{var arr=new Uint8Array(1);arr.__proto__={__proto__:Uint8Array.prototype,foo:function(){return 42}};return arr.foo()===42}catch(e){return false}}Object.defineProperty(Buffer.prototype,"parent",{enumerable:true,get:function(){if(!Buffer.isBuffer(this))return undefined;return this.buffer}});Object.defineProperty(Buffer.prototype,"offset",{enumerable:true,get:function(){if(!Buffer.isBuffer(this))return undefined;return this.byteOffset}});function createBuffer(length){if(length>K_MAX_LENGTH){throw new RangeError('The value "'+length+'" is invalid for option "size"')}var buf=new Uint8Array(length);buf.__proto__=Buffer.prototype;return buf}function Buffer(arg,encodingOrOffset,length){if(typeof arg==="number"){if(typeof encodingOrOffset==="string"){throw new TypeError('The "string" argument must be of type string. Received type number')}return allocUnsafe(arg)}return from(arg,encodingOrOffset,length)}if(typeof Symbol!=="undefined"&&Symbol.species!=null&&Buffer[Symbol.species]===Buffer){Object.defineProperty(Buffer,Symbol.species,{value:null,configurable:true,enumerable:false,writable:false})}Buffer.poolSize=8192;function from(value,encodingOrOffset,length){if(typeof value==="string"){return fromString(value,encodingOrOffset)}if(ArrayBuffer.isView(value)){return fromArrayLike(value)}if(value==null){throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, "+"or Array-like Object. Received type "+typeof value)}if(isInstance(value,ArrayBuffer)||value&&isInstance(value.buffer,ArrayBuffer)){return fromArrayBuffer(value,encodingOrOffset,length)}if(typeof value==="number"){throw new TypeError('The "value" argument must not be of type number. Received type number')}var valueOf=value.valueOf&&value.valueOf();if(valueOf!=null&&valueOf!==value){return Buffer.from(valueOf,encodingOrOffset,length)}var b=fromObject(value);if(b)return b;if(typeof Symbol!=="undefined"&&Symbol.toPrimitive!=null&&typeof value[Symbol.toPrimitive]==="function"){return Buffer.from(value[Symbol.toPrimitive]("string"),encodingOrOffset,length)}throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, "+"or Array-like Object. Received type "+typeof value)}Buffer.from=function(value,encodingOrOffset,length){return from(value,encodingOrOffset,length)};Buffer.prototype.__proto__=Uint8Array.prototype;Buffer.__proto__=Uint8Array;function assertSize(size){if(typeof size!=="number"){throw new TypeError('"size" argument must be of type number')}else if(size<0){throw new RangeError('The value "'+size+'" is invalid for option "size"')}}function alloc(size,fill,encoding){assertSize(size);if(size<=0){return createBuffer(size)}if(fill!==undefined){return typeof encoding==="string"?createBuffer(size).fill(fill,encoding):createBuffer(size).fill(fill)}return createBuffer(size)}Buffer.alloc=function(size,fill,encoding){return alloc(size,fill,encoding)};function allocUnsafe(size){assertSize(size);return createBuffer(size<0?0:checked(size)|0)}Buffer.allocUnsafe=function(size){return allocUnsafe(size)};Buffer.allocUnsafeSlow=function(size){return allocUnsafe(size)};function fromString(string,encoding){if(typeof encoding!=="string"||encoding===""){encoding="utf8"}if(!Buffer.isEncoding(encoding)){throw new TypeError("Unknown encoding: "+encoding)}var length=byteLength(string,encoding)|0;var buf=createBuffer(length);var actual=buf.write(string,encoding);if(actual!==length){buf=buf.slice(0,actual)}return buf}function fromArrayLike(array){var length=array.length<0?0:checked(array.length)|0;var buf=createBuffer(length);for(var i=0;i<length;i+=1){buf[i]=array[i]&255}return buf}function fromArrayBuffer(array,byteOffset,length){if(byteOffset<0||array.byteLength<byteOffset){throw new RangeError('"offset" is outside of buffer bounds')}if(array.byteLength<byteOffset+(length||0)){throw new RangeError('"length" is outside of buffer bounds')}var buf;if(byteOffset===undefined&&length===undefined){buf=new Uint8Array(array)}else if(length===undefined){buf=new Uint8Array(array,byteOffset)}else{buf=new Uint8Array(array,byteOffset,length)}buf.__proto__=Buffer.prototype;return buf}function fromObject(obj){if(Buffer.isBuffer(obj)){var len=checked(obj.length)|0;var buf=createBuffer(len);if(buf.length===0){return buf}obj.copy(buf,0,0,len);return buf}if(obj.length!==undefined){if(typeof obj.length!=="number"||numberIsNaN(obj.length)){return createBuffer(0)}return fromArrayLike(obj)}if(obj.type==="Buffer"&&Array.isArray(obj.data)){return fromArrayLike(obj.data)}}function checked(length){if(length>=K_MAX_LENGTH){throw new RangeError("Attempt to allocate Buffer larger than maximum "+"size: 0x"+K_MAX_LENGTH.toString(16)+" bytes")}return length|0}function SlowBuffer(length){if(+length!=length){length=0}return Buffer.alloc(+length)}Buffer.isBuffer=function isBuffer(b){return b!=null&&b._isBuffer===true&&b!==Buffer.prototype};Buffer.compare=function compare(a,b){if(isInstance(a,Uint8Array))a=Buffer.from(a,a.offset,a.byteLength);if(isInstance(b,Uint8Array))b=Buffer.from(b,b.offset,b.byteLength);if(!Buffer.isBuffer(a)||!Buffer.isBuffer(b)){throw new TypeError('The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array')}if(a===b)return 0;var x=a.length;var y=b.length;for(var i=0,len=Math.min(x,y);i<len;++i){if(a[i]!==b[i]){x=a[i];y=b[i];break}}if(x<y)return-1;if(y<x)return 1;return 0};Buffer.isEncoding=function isEncoding(encoding){switch(String(encoding).toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"latin1":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return true;default:return false}};Buffer.concat=function concat(list,length){if(!Array.isArray(list)){throw new TypeError('"list" argument must be an Array of Buffers')}if(list.length===0){return Buffer.alloc(0)}var i;if(length===undefined){length=0;for(i=0;i<list.length;++i){length+=list[i].length}}var buffer=Buffer.allocUnsafe(length);var pos=0;for(i=0;i<list.length;++i){var buf=list[i];if(isInstance(buf,Uint8Array)){buf=Buffer.from(buf)}if(!Buffer.isBuffer(buf)){throw new TypeError('"list" argument must be an Array of Buffers')}buf.copy(buffer,pos);pos+=buf.length}return buffer};function byteLength(string,encoding){if(Buffer.isBuffer(string)){return string.length}if(ArrayBuffer.isView(string)||isInstance(string,ArrayBuffer)){return string.byteLength}if(typeof string!=="string"){throw new TypeError('The "string" argument must be one of type string, Buffer, or ArrayBuffer. '+"Received type "+typeof string)}var len=string.length;var mustMatch=arguments.length>2&&arguments[2]===true;if(!mustMatch&&len===0)return 0;var loweredCase=false;for(;;){switch(encoding){case"ascii":case"latin1":case"binary":return len;case"utf8":case"utf-8":return utf8ToBytes(string).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return len*2;case"hex":return len>>>1;case"base64":return base64ToBytes(string).length;default:if(loweredCase){return mustMatch?-1:utf8ToBytes(string).length}encoding=(""+encoding).toLowerCase();loweredCase=true}}}Buffer.byteLength=byteLength;function slowToString(encoding,start,end){var loweredCase=false;if(start===undefined||start<0){start=0}if(start>this.length){return""}if(end===undefined||end>this.length){end=this.length}if(end<=0){return""}end>>>=0;start>>>=0;if(end<=start){return""}if(!encoding)encoding="utf8";while(true){switch(encoding){case"hex":return hexSlice(this,start,end);case"utf8":case"utf-8":return utf8Slice(this,start,end);case"ascii":return asciiSlice(this,start,end);case"latin1":case"binary":return latin1Slice(this,start,end);case"base64":return base64Slice(this,start,end);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return utf16leSlice(this,start,end);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(encoding+"").toLowerCase();loweredCase=true}}}Buffer.prototype._isBuffer=true;function swap(b,n,m){var i=b[n];b[n]=b[m];b[m]=i}Buffer.prototype.swap16=function swap16(){var len=this.length;if(len%2!==0){throw new RangeError("Buffer size must be a multiple of 16-bits")}for(var i=0;i<len;i+=2){swap(this,i,i+1)}return this};Buffer.prototype.swap32=function swap32(){var len=this.length;if(len%4!==0){throw new RangeError("Buffer size must be a multiple of 32-bits")}for(var i=0;i<len;i+=4){swap(this,i,i+3);swap(this,i+1,i+2)}return this};Buffer.prototype.swap64=function swap64(){var len=this.length;if(len%8!==0){throw new RangeError("Buffer size must be a multiple of 64-bits")}for(var i=0;i<len;i+=8){swap(this,i,i+7);swap(this,i+1,i+6);swap(this,i+2,i+5);swap(this,i+3,i+4)}return this};Buffer.prototype.toString=function toString(){var length=this.length;if(length===0)return"";if(arguments.length===0)return utf8Slice(this,0,length);return slowToString.apply(this,arguments)};Buffer.prototype.toLocaleString=Buffer.prototype.toString;Buffer.prototype.equals=function equals(b){if(!Buffer.isBuffer(b))throw new TypeError("Argument must be a Buffer");if(this===b)return true;return Buffer.compare(this,b)===0};Buffer.prototype.inspect=function inspect(){var str="";var max=exports.INSPECT_MAX_BYTES;str=this.toString("hex",0,max).replace(/(.{2})/g,"$1 ").trim();if(this.length>max)str+=" ... ";return"<Buffer "+str+">"};Buffer.prototype.compare=function compare(target,start,end,thisStart,thisEnd){if(isInstance(target,Uint8Array)){target=Buffer.from(target,target.offset,target.byteLength)}if(!Buffer.isBuffer(target)){throw new TypeError('The "target" argument must be one of type Buffer or Uint8Array. '+"Received type "+typeof target)}if(start===undefined){start=0}if(end===undefined){end=target?target.length:0}if(thisStart===undefined){thisStart=0}if(thisEnd===undefined){thisEnd=this.length}if(start<0||end>target.length||thisStart<0||thisEnd>this.length){throw new RangeError("out of range index")}if(thisStart>=thisEnd&&start>=end){return 0}if(thisStart>=thisEnd){return-1}if(start>=end){return 1}start>>>=0;end>>>=0;thisStart>>>=0;thisEnd>>>=0;if(this===target)return 0;var x=thisEnd-thisStart;var y=end-start;var len=Math.min(x,y);var thisCopy=this.slice(thisStart,thisEnd);var targetCopy=target.slice(start,end);for(var i=0;i<len;++i){if(thisCopy[i]!==targetCopy[i]){x=thisCopy[i];y=targetCopy[i];break}}if(x<y)return-1;if(y<x)return 1;return 0};function bidirectionalIndexOf(buffer,val,byteOffset,encoding,dir){if(buffer.length===0)return-1;if(typeof byteOffset==="string"){encoding=byteOffset;byteOffset=0}else if(byteOffset>2147483647){byteOffset=2147483647}else if(byteOffset<-2147483648){byteOffset=-2147483648}byteOffset=+byteOffset;if(numberIsNaN(byteOffset)){byteOffset=dir?0:buffer.length-1}if(byteOffset<0)byteOffset=buffer.length+byteOffset;if(byteOffset>=buffer.length){if(dir)return-1;else byteOffset=buffer.length-1}else if(byteOffset<0){if(dir)byteOffset=0;else return-1}if(typeof val==="string"){val=Buffer.from(val,encoding)}if(Buffer.isBuffer(val)){if(val.length===0){return-1}return arrayIndexOf(buffer,val,byteOffset,encoding,dir)}else if(typeof val==="number"){val=val&255;if(typeof Uint8Array.prototype.indexOf==="function"){if(dir){return Uint8Array.prototype.indexOf.call(buffer,val,byteOffset)}else{return Uint8Array.prototype.lastIndexOf.call(buffer,val,byteOffset)}}return arrayIndexOf(buffer,[val],byteOffset,encoding,dir)}throw new TypeError("val must be string, number or Buffer")}function arrayIndexOf(arr,val,byteOffset,encoding,dir){var indexSize=1;var arrLength=arr.length;var valLength=val.length;if(encoding!==undefined){encoding=String(encoding).toLowerCase();if(encoding==="ucs2"||encoding==="ucs-2"||encoding==="utf16le"||encoding==="utf-16le"){if(arr.length<2||val.length<2){return-1}indexSize=2;arrLength/=2;valLength/=2;byteOffset/=2}}function read(buf,i){if(indexSize===1){return buf[i]}else{return buf.readUInt16BE(i*indexSize)}}var i;if(dir){var foundIndex=-1;for(i=byteOffset;i<arrLength;i++){if(read(arr,i)===read(val,foundIndex===-1?0:i-foundIndex)){if(foundIndex===-1)foundIndex=i;if(i-foundIndex+1===valLength)return foundIndex*indexSize}else{if(foundIndex!==-1)i-=i-foundIndex;foundIndex=-1}}}else{if(byteOffset+valLength>arrLength)byteOffset=arrLength-valLength;for(i=byteOffset;i>=0;i--){var found=true;for(var j=0;j<valLength;j++){if(read(arr,i+j)!==read(val,j)){found=false;break}}if(found)return i}}return-1}Buffer.prototype.includes=function includes(val,byteOffset,encoding){return this.indexOf(val,byteOffset,encoding)!==-1};Buffer.prototype.indexOf=function indexOf(val,byteOffset,encoding){return bidirectionalIndexOf(this,val,byteOffset,encoding,true)};Buffer.prototype.lastIndexOf=function lastIndexOf(val,byteOffset,encoding){return bidirectionalIndexOf(this,val,byteOffset,encoding,false)};function hexWrite(buf,string,offset,length){offset=Number(offset)||0;var remaining=buf.length-offset;if(!length){length=remaining}else{length=Number(length);if(length>remaining){length=remaining}}var strLen=string.length;if(length>strLen/2){length=strLen/2}for(var i=0;i<length;++i){var parsed=parseInt(string.substr(i*2,2),16);if(numberIsNaN(parsed))return i;buf[offset+i]=parsed}return i}function utf8Write(buf,string,offset,length){return blitBuffer(utf8ToBytes(string,buf.length-offset),buf,offset,length)}function asciiWrite(buf,string,offset,length){return blitBuffer(asciiToBytes(string),buf,offset,length)}function latin1Write(buf,string,offset,length){return asciiWrite(buf,string,offset,length)}function base64Write(buf,string,offset,length){return blitBuffer(base64ToBytes(string),buf,offset,length)}function ucs2Write(buf,string,offset,length){return blitBuffer(utf16leToBytes(string,buf.length-offset),buf,offset,length)}Buffer.prototype.write=function write(string,offset,length,encoding){if(offset===undefined){encoding="utf8";length=this.length;offset=0}else if(length===undefined&&typeof offset==="string"){encoding=offset;length=this.length;offset=0}else if(isFinite(offset)){offset=offset>>>0;if(isFinite(length)){length=length>>>0;if(encoding===undefined)encoding="utf8"}else{encoding=length;length=undefined}}else{throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported")}var remaining=this.length-offset;if(length===undefined||length>remaining)length=remaining;if(string.length>0&&(length<0||offset<0)||offset>this.length){throw new RangeError("Attempt to write outside buffer bounds")}if(!encoding)encoding="utf8";var loweredCase=false;for(;;){switch(encoding){case"hex":return hexWrite(this,string,offset,length);case"utf8":case"utf-8":return utf8Write(this,string,offset,length);case"ascii":return asciiWrite(this,string,offset,length);case"latin1":case"binary":return latin1Write(this,string,offset,length);case"base64":return base64Write(this,string,offset,length);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return ucs2Write(this,string,offset,length);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(""+encoding).toLowerCase();loweredCase=true}}};Buffer.prototype.toJSON=function toJSON(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};function base64Slice(buf,start,end){if(start===0&&end===buf.length){return base64.fromByteArray(buf)}else{return base64.fromByteArray(buf.slice(start,end))}}function utf8Slice(buf,start,end){end=Math.min(buf.length,end);var res=[];var i=start;while(i<end){var firstByte=buf[i];var codePoint=null;var bytesPerSequence=firstByte>239?4:firstByte>223?3:firstByte>191?2:1;if(i+bytesPerSequence<=end){var secondByte,thirdByte,fourthByte,tempCodePoint;switch(bytesPerSequence){case 1:if(firstByte<128){codePoint=firstByte}break;case 2:secondByte=buf[i+1];if((secondByte&192)===128){tempCodePoint=(firstByte&31)<<6|secondByte&63;if(tempCodePoint>127){codePoint=tempCodePoint}}break;case 3:secondByte=buf[i+1];thirdByte=buf[i+2];if((secondByte&192)===128&&(thirdByte&192)===128){tempCodePoint=(firstByte&15)<<12|(secondByte&63)<<6|thirdByte&63;if(tempCodePoint>2047&&(tempCodePoint<55296||tempCodePoint>57343)){codePoint=tempCodePoint}}break;case 4:secondByte=buf[i+1];thirdByte=buf[i+2];fourthByte=buf[i+3];if((secondByte&192)===128&&(thirdByte&192)===128&&(fourthByte&192)===128){tempCodePoint=(firstByte&15)<<18|(secondByte&63)<<12|(thirdByte&63)<<6|fourthByte&63;if(tempCodePoint>65535&&tempCodePoint<1114112){codePoint=tempCodePoint}}}}if(codePoint===null){codePoint=65533;bytesPerSequence=1}else if(codePoint>65535){codePoint-=65536;res.push(codePoint>>>10&1023|55296);codePoint=56320|codePoint&1023}res.push(codePoint);i+=bytesPerSequence}return decodeCodePointsArray(res)}var MAX_ARGUMENTS_LENGTH=4096;function decodeCodePointsArray(codePoints){var len=codePoints.length;if(len<=MAX_ARGUMENTS_LENGTH){return String.fromCharCode.apply(String,codePoints)}var res="";var i=0;while(i<len){res+=String.fromCharCode.apply(String,codePoints.slice(i,i+=MAX_ARGUMENTS_LENGTH))}return res}function asciiSlice(buf,start,end){var ret="";end=Math.min(buf.length,end);for(var i=start;i<end;++i){ret+=String.fromCharCode(buf[i]&127)}return ret}function latin1Slice(buf,start,end){var ret="";end=Math.min(buf.length,end);for(var i=start;i<end;++i){ret+=String.fromCharCode(buf[i])}return ret}function hexSlice(buf,start,end){var len=buf.length;if(!start||start<0)start=0;if(!end||end<0||end>len)end=len;var out="";for(var i=start;i<end;++i){out+=toHex(buf[i])}return out}function utf16leSlice(buf,start,end){var bytes=buf.slice(start,end);var res="";for(var i=0;i<bytes.length;i+=2){res+=String.fromCharCode(bytes[i]+bytes[i+1]*256)}return res}Buffer.prototype.slice=function slice(start,end){var len=this.length;start=~~start;end=end===undefined?len:~~end;if(start<0){start+=len;if(start<0)start=0}else if(start>len){start=len}if(end<0){end+=len;if(end<0)end=0}else if(end>len){end=len}if(end<start)end=start;var newBuf=this.subarray(start,end);newBuf.__proto__=Buffer.prototype;return newBuf};function checkOffset(offset,ext,length){if(offset%1!==0||offset<0)throw new RangeError("offset is not uint");if(offset+ext>length)throw new RangeError("Trying to access beyond buffer length")}Buffer.prototype.readUIntLE=function readUIntLE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert)checkOffset(offset,byteLength,this.length);var val=this[offset];var mul=1;var i=0;while(++i<byteLength&&(mul*=256)){val+=this[offset+i]*mul}return val};Buffer.prototype.readUIntBE=function readUIntBE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert){checkOffset(offset,byteLength,this.length)}var val=this[offset+--byteLength];var mul=1;while(byteLength>0&&(mul*=256)){val+=this[offset+--byteLength]*mul}return val};Buffer.prototype.readUInt8=function readUInt8(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,1,this.length);return this[offset]};Buffer.prototype.readUInt16LE=function readUInt16LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);return this[offset]|this[offset+1]<<8};Buffer.prototype.readUInt16BE=function readUInt16BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);return this[offset]<<8|this[offset+1]};Buffer.prototype.readUInt32LE=function readUInt32LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return(this[offset]|this[offset+1]<<8|this[offset+2]<<16)+this[offset+3]*16777216};Buffer.prototype.readUInt32BE=function readUInt32BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return this[offset]*16777216+(this[offset+1]<<16|this[offset+2]<<8|this[offset+3])};Buffer.prototype.readIntLE=function readIntLE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert)checkOffset(offset,byteLength,this.length);var val=this[offset];var mul=1;var i=0;while(++i<byteLength&&(mul*=256)){val+=this[offset+i]*mul}mul*=128;if(val>=mul)val-=Math.pow(2,8*byteLength);return val};Buffer.prototype.readIntBE=function readIntBE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert)checkOffset(offset,byteLength,this.length);var i=byteLength;var mul=1;var val=this[offset+--i];while(i>0&&(mul*=256)){val+=this[offset+--i]*mul}mul*=128;if(val>=mul)val-=Math.pow(2,8*byteLength);return val};Buffer.prototype.readInt8=function readInt8(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,1,this.length);if(!(this[offset]&128))return this[offset];return(255-this[offset]+1)*-1};Buffer.prototype.readInt16LE=function readInt16LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);var val=this[offset]|this[offset+1]<<8;return val&32768?val|4294901760:val};Buffer.prototype.readInt16BE=function readInt16BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);var val=this[offset+1]|this[offset]<<8;return val&32768?val|4294901760:val};Buffer.prototype.readInt32LE=function readInt32LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return this[offset]|this[offset+1]<<8|this[offset+2]<<16|this[offset+3]<<24};Buffer.prototype.readInt32BE=function readInt32BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return this[offset]<<24|this[offset+1]<<16|this[offset+2]<<8|this[offset+3]};Buffer.prototype.readFloatLE=function readFloatLE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return ieee754.read(this,offset,true,23,4)};Buffer.prototype.readFloatBE=function readFloatBE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return ieee754.read(this,offset,false,23,4)};Buffer.prototype.readDoubleLE=function readDoubleLE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,8,this.length);return ieee754.read(this,offset,true,52,8)};Buffer.prototype.readDoubleBE=function readDoubleBE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,8,this.length);return ieee754.read(this,offset,false,52,8)};function checkInt(buf,value,offset,ext,max,min){if(!Buffer.isBuffer(buf))throw new TypeError('"buffer" argument must be a Buffer instance');if(value>max||value<min)throw new RangeError('"value" argument is out of bounds');if(offset+ext>buf.length)throw new RangeError("Index out of range")}Buffer.prototype.writeUIntLE=function writeUIntLE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert){var maxBytes=Math.pow(2,8*byteLength)-1;checkInt(this,value,offset,byteLength,maxBytes,0)}var mul=1;var i=0;this[offset]=value&255;while(++i<byteLength&&(mul*=256)){this[offset+i]=value/mul&255}return offset+byteLength};Buffer.prototype.writeUIntBE=function writeUIntBE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert){var maxBytes=Math.pow(2,8*byteLength)-1;checkInt(this,value,offset,byteLength,maxBytes,0)}var i=byteLength-1;var mul=1;this[offset+i]=value&255;while(--i>=0&&(mul*=256)){this[offset+i]=value/mul&255}return offset+byteLength};Buffer.prototype.writeUInt8=function writeUInt8(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,1,255,0);this[offset]=value&255;return offset+1};Buffer.prototype.writeUInt16LE=function writeUInt16LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,65535,0);this[offset]=value&255;this[offset+1]=value>>>8;return offset+2};Buffer.prototype.writeUInt16BE=function writeUInt16BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,65535,0);this[offset]=value>>>8;this[offset+1]=value&255;return offset+2};Buffer.prototype.writeUInt32LE=function writeUInt32LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,4294967295,0);this[offset+3]=value>>>24;this[offset+2]=value>>>16;this[offset+1]=value>>>8;this[offset]=value&255;return offset+4};Buffer.prototype.writeUInt32BE=function writeUInt32BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,4294967295,0);this[offset]=value>>>24;this[offset+1]=value>>>16;this[offset+2]=value>>>8;this[offset+3]=value&255;return offset+4};Buffer.prototype.writeIntLE=function writeIntLE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;if(!noAssert){var limit=Math.pow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=0;var mul=1;var sub=0;this[offset]=value&255;while(++i<byteLength&&(mul*=256)){if(value<0&&sub===0&&this[offset+i-1]!==0){sub=1}this[offset+i]=(value/mul>>0)-sub&255}return offset+byteLength};Buffer.prototype.writeIntBE=function writeIntBE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;if(!noAssert){var limit=Math.pow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=byteLength-1;var mul=1;var sub=0;this[offset+i]=value&255;while(--i>=0&&(mul*=256)){if(value<0&&sub===0&&this[offset+i+1]!==0){sub=1}this[offset+i]=(value/mul>>0)-sub&255}return offset+byteLength};Buffer.prototype.writeInt8=function writeInt8(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,1,127,-128);if(value<0)value=255+value+1;this[offset]=value&255;return offset+1};Buffer.prototype.writeInt16LE=function writeInt16LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,32767,-32768);this[offset]=value&255;this[offset+1]=value>>>8;return offset+2};Buffer.prototype.writeInt16BE=function writeInt16BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,32767,-32768);this[offset]=value>>>8;this[offset+1]=value&255;return offset+2};Buffer.prototype.writeInt32LE=function writeInt32LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,2147483647,-2147483648);this[offset]=value&255;this[offset+1]=value>>>8;this[offset+2]=value>>>16;this[offset+3]=value>>>24;return offset+4};Buffer.prototype.writeInt32BE=function writeInt32BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,2147483647,-2147483648);if(value<0)value=4294967295+value+1;this[offset]=value>>>24;this[offset+1]=value>>>16;this[offset+2]=value>>>8;this[offset+3]=value&255;return offset+4};function checkIEEE754(buf,value,offset,ext,max,min){if(offset+ext>buf.length)throw new RangeError("Index out of range");if(offset<0)throw new RangeError("Index out of range")}function writeFloat(buf,value,offset,littleEndian,noAssert){value=+value;offset=offset>>>0;if(!noAssert){checkIEEE754(buf,value,offset,4,34028234663852886e22,-34028234663852886e22)}ieee754.write(buf,value,offset,littleEndian,23,4);return offset+4}Buffer.prototype.writeFloatLE=function writeFloatLE(value,offset,noAssert){return writeFloat(this,value,offset,true,noAssert)};Buffer.prototype.writeFloatBE=function writeFloatBE(value,offset,noAssert){return writeFloat(this,value,offset,false,noAssert)};function writeDouble(buf,value,offset,littleEndian,noAssert){value=+value;offset=offset>>>0;if(!noAssert){checkIEEE754(buf,value,offset,8,17976931348623157e292,-17976931348623157e292)}ieee754.write(buf,value,offset,littleEndian,52,8);return offset+8}Buffer.prototype.writeDoubleLE=function writeDoubleLE(value,offset,noAssert){return writeDouble(this,value,offset,true,noAssert)};Buffer.prototype.writeDoubleBE=function writeDoubleBE(value,offset,noAssert){return writeDouble(this,value,offset,false,noAssert)};Buffer.prototype.copy=function copy(target,targetStart,start,end){if(!Buffer.isBuffer(target))throw new TypeError("argument should be a Buffer");if(!start)start=0;if(!end&&end!==0)end=this.length;if(targetStart>=target.length)targetStart=target.length;if(!targetStart)targetStart=0;if(end>0&&end<start)end=start;if(end===start)return 0;if(target.length===0||this.length===0)return 0;if(targetStart<0){throw new RangeError("targetStart out of bounds")}if(start<0||start>=this.length)throw new RangeError("Index out of range");if(end<0)throw new RangeError("sourceEnd out of bounds");if(end>this.length)end=this.length;if(target.length-targetStart<end-start){end=target.length-targetStart+start}var len=end-start;if(this===target&&typeof Uint8Array.prototype.copyWithin==="function"){this.copyWithin(targetStart,start,end)}else if(this===target&&start<targetStart&&targetStart<end){for(var i=len-1;i>=0;--i){target[i+targetStart]=this[i+start]}}else{Uint8Array.prototype.set.call(target,this.subarray(start,end),targetStart)}return len};Buffer.prototype.fill=function fill(val,start,end,encoding){if(typeof val==="string"){if(typeof start==="string"){encoding=start;start=0;end=this.length}else if(typeof end==="string"){encoding=end;end=this.length}if(encoding!==undefined&&typeof encoding!=="string"){throw new TypeError("encoding must be a string")}if(typeof encoding==="string"&&!Buffer.isEncoding(encoding)){throw new TypeError("Unknown encoding: "+encoding)}if(val.length===1){var code=val.charCodeAt(0);if(encoding==="utf8"&&code<128||encoding==="latin1"){val=code}}}else if(typeof val==="number"){val=val&255}if(start<0||this.length<start||this.length<end){throw new RangeError("Out of range index")}if(end<=start){return this}start=start>>>0;end=end===undefined?this.length:end>>>0;if(!val)val=0;var i;if(typeof val==="number"){for(i=start;i<end;++i){this[i]=val}}else{var bytes=Buffer.isBuffer(val)?val:Buffer.from(val,encoding);var len=bytes.length;if(len===0){throw new TypeError('The value "'+val+'" is invalid for argument "value"')}for(i=0;i<end-start;++i){this[i+start]=bytes[i%len]}}return this};var INVALID_BASE64_RE=/[^+/0-9A-Za-z-_]/g;function base64clean(str){str=str.split("=")[0];str=str.trim().replace(INVALID_BASE64_RE,"");if(str.length<2)return"";while(str.length%4!==0){str=str+"="}return str}function toHex(n){if(n<16)return"0"+n.toString(16);return n.toString(16)}function utf8ToBytes(string,units){units=units||Infinity;var codePoint;var length=string.length;var leadSurrogate=null;var bytes=[];for(var i=0;i<length;++i){codePoint=string.charCodeAt(i);if(codePoint>55295&&codePoint<57344){if(!leadSurrogate){if(codePoint>56319){if((units-=3)>-1)bytes.push(239,191,189);continue}else if(i+1===length){if((units-=3)>-1)bytes.push(239,191,189);continue}leadSurrogate=codePoint;continue}if(codePoint<56320){if((units-=3)>-1)bytes.push(239,191,189);leadSurrogate=codePoint;continue}codePoint=(leadSurrogate-55296<<10|codePoint-56320)+65536}else if(leadSurrogate){if((units-=3)>-1)bytes.push(239,191,189)}leadSurrogate=null;if(codePoint<128){if((units-=1)<0)break;bytes.push(codePoint)}else if(codePoint<2048){if((units-=2)<0)break;bytes.push(codePoint>>6|192,codePoint&63|128)}else if(codePoint<65536){if((units-=3)<0)break;bytes.push(codePoint>>12|224,codePoint>>6&63|128,codePoint&63|128)}else if(codePoint<1114112){if((units-=4)<0)break;bytes.push(codePoint>>18|240,codePoint>>12&63|128,codePoint>>6&63|128,codePoint&63|128)}else{throw new Error("Invalid code point")}}return bytes}function asciiToBytes(str){var byteArray=[];for(var i=0;i<str.length;++i){byteArray.push(str.charCodeAt(i)&255)}return byteArray}function utf16leToBytes(str,units){var c,hi,lo;var byteArray=[];for(var i=0;i<str.length;++i){if((units-=2)<0)break;c=str.charCodeAt(i);hi=c>>8;lo=c%256;byteArray.push(lo);byteArray.push(hi)}return byteArray}function base64ToBytes(str){return base64.toByteArray(base64clean(str))}function blitBuffer(src,dst,offset,length){for(var i=0;i<length;++i){if(i+offset>=dst.length||i>=src.length)break;dst[i+offset]=src[i]}return i}function isInstance(obj,type){return obj instanceof type||obj!=null&&obj.constructor!=null&&obj.constructor.name!=null&&obj.constructor.name===type.name}function numberIsNaN(obj){return obj!==obj}}).call(this)}).call(this,require("buffer").Buffer)},{"base64-js":1,buffer:3,ieee754:4}],4:[function(require,module,exports){
/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
exports.read=function(buffer,offset,isLE,mLen,nBytes){var e,m;var eLen=nBytes*8-mLen-1;var eMax=(1<<eLen)-1;var eBias=eMax>>1;var nBits=-7;var i=isLE?nBytes-1:0;var d=isLE?-1:1;var s=buffer[offset+i];i+=d;e=s&(1<<-nBits)-1;s>>=-nBits;nBits+=eLen;for(;nBits>0;e=e*256+buffer[offset+i],i+=d,nBits-=8){}m=e&(1<<-nBits)-1;e>>=-nBits;nBits+=mLen;for(;nBits>0;m=m*256+buffer[offset+i],i+=d,nBits-=8){}if(e===0){e=1-eBias}else if(e===eMax){return m?NaN:(s?-1:1)*Infinity}else{m=m+Math.pow(2,mLen);e=e-eBias}return(s?-1:1)*m*Math.pow(2,e-mLen)};exports.write=function(buffer,value,offset,isLE,mLen,nBytes){var e,m,c;var eLen=nBytes*8-mLen-1;var eMax=(1<<eLen)-1;var eBias=eMax>>1;var rt=mLen===23?Math.pow(2,-24)-Math.pow(2,-77):0;var i=isLE?0:nBytes-1;var d=isLE?1:-1;var s=value<0||value===0&&1/value<0?1:0;value=Math.abs(value);if(isNaN(value)||value===Infinity){m=isNaN(value)?1:0;e=eMax}else{e=Math.floor(Math.log(value)/Math.LN2);if(value*(c=Math.pow(2,-e))<1){e--;c*=2}if(e+eBias>=1){value+=rt/c}else{value+=rt*Math.pow(2,1-eBias)}if(value*c>=2){e++;c/=2}if(e+eBias>=eMax){m=0;e=eMax}else if(e+eBias>=1){m=(value*c-1)*Math.pow(2,mLen);e=e+eBias}else{m=value*Math.pow(2,eBias-1)*Math.pow(2,mLen);e=0}}for(;mLen>=8;buffer[offset+i]=m&255,i+=d,m/=256,mLen-=8){}e=e<<mLen|m;eLen+=mLen;for(;eLen>0;buffer[offset+i]=e&255,i+=d,e/=256,eLen-=8){}buffer[offset+i-d]|=s*128}},{}],5:[function(require,module,exports){var process=module.exports={};var cachedSetTimeout;var cachedClearTimeout;function defaultSetTimout(){throw new Error("setTimeout has not been defined")}function defaultClearTimeout(){throw new Error("clearTimeout has not been defined")}(function(){try{if(typeof setTimeout==="function"){cachedSetTimeout=setTimeout}else{cachedSetTimeout=defaultSetTimout}}catch(e){cachedSetTimeout=defaultSetTimout}try{if(typeof clearTimeout==="function"){cachedClearTimeout=clearTimeout}else{cachedClearTimeout=defaultClearTimeout}}catch(e){cachedClearTimeout=defaultClearTimeout}})();function runTimeout(fun){if(cachedSetTimeout===setTimeout){return setTimeout(fun,0)}if((cachedSetTimeout===defaultSetTimout||!cachedSetTimeout)&&setTimeout){cachedSetTimeout=setTimeout;return setTimeout(fun,0)}try{return cachedSetTimeout(fun,0)}catch(e){try{return cachedSetTimeout.call(null,fun,0)}catch(e){return cachedSetTimeout.call(this,fun,0)}}}function runClearTimeout(marker){if(cachedClearTimeout===clearTimeout){return clearTimeout(marker)}if((cachedClearTimeout===defaultClearTimeout||!cachedClearTimeout)&&clearTimeout){cachedClearTimeout=clearTimeout;return clearTimeout(marker)}try{return cachedClearTimeout(marker)}catch(e){try{return cachedClearTimeout.call(null,marker)}catch(e){return cachedClearTimeout.call(this,marker)}}}var queue=[];var draining=false;var currentQueue;var queueIndex=-1;function cleanUpNextTick(){if(!draining||!currentQueue){return}draining=false;if(currentQueue.length){queue=currentQueue.concat(queue)}else{queueIndex=-1}if(queue.length){drainQueue()}}function drainQueue(){if(draining){return}var timeout=runTimeout(cleanUpNextTick);draining=true;var len=queue.length;while(len){currentQueue=queue;queue=[];while(++queueIndex<len){if(currentQueue){currentQueue[queueIndex].run()}}queueIndex=-1;len=queue.length}currentQueue=null;draining=false;runClearTimeout(timeout)}process.nextTick=function(fun){var args=new Array(arguments.length-1);if(arguments.length>1){for(var i=1;i<arguments.length;i++){args[i-1]=arguments[i]}}queue.push(new Item(fun,args));if(queue.length===1&&!draining){runTimeout(drainQueue)}};function Item(fun,array){this.fun=fun;this.array=array}Item.prototype.run=function(){this.fun.apply(null,this.array)};process.title="browser";process.browser=true;process.env={};process.argv=[];process.version="";process.versions={};function noop(){}process.on=noop;process.addListener=noop;process.once=noop;process.off=noop;process.removeListener=noop;process.removeAllListeners=noop;process.emit=noop;process.prependListener=noop;process.prependOnceListener=noop;process.listeners=function(name){return[]};process.binding=function(name){throw new Error("process.binding is not supported")};process.cwd=function(){return"/"};process.chdir=function(dir){throw new Error("process.chdir is not supported")};process.umask=function(){return 0}},{}],6:[function(require,module,exports){(function(Buffer){(function(){const sha256=require("js-sha256").sha256;const elliptic=require("elliptic").ec;const aes=require("aes-js");const chacha=require("js-chacha20");class ChatCrypt{constructor(config={},callbacks={}){this.config={rsaPublic:config.rsaPublic||"",wsAddress:config.wsAddress||"",reconnectDelay:config.reconnectDelay||3e3,pingInterval:config.pingInterval||2e4,debug:config.debug||false};this.callbacks={onServerClosed:callbacks.onServerClosed||null,onServerSecured:callbacks.onServerSecured||null,onClientSecured:callbacks.onClientSecured||null,onClientList:callbacks.onClientList||null,onClientMessage:callbacks.onClientMessage||null};try{this.clientEc=new elliptic("curve25519")}catch(error){this.logEvent("constructor",error,"error")}this.serverKeys=null;this.serverShared=null;this.credentials=null;this.connection=null;this.reconnect=null;this.ping=null;this.channel={};this.setCredentials=this.setCredentials.bind(this);this.connect=this.connect.bind(this);this.destruct=this.destruct.bind(this);this.onOpen=this.onOpen.bind(this);this.onMessage=this.onMessage.bind(this);this.onError=this.onError.bind(this);this.onClose=this.onClose.bind(this);this.logEvent=this.logEvent.bind(this);this.isOpen=this.isOpen.bind(this);this.isClosed=this.isClosed.bind(this);this.startReconnect=this.startReconnect.bind(this);this.stopReconnect=this.stopReconnect.bind(this);this.startPing=this.startPing.bind(this);this.stopPing=this.stopPing.bind(this);this.disconnect=this.disconnect.bind(this);this.sendMessage=this.sendMessage.bind(this);this.sendChannelMessage=this.sendChannelMessage.bind(this);this.encryptServerMessage=this.encryptServerMessage.bind(this);this.decryptServerMessage=this.decryptServerMessage.bind(this);this.encryptClientMessage=this.encryptClientMessage.bind(this);this.decryptClientMessage=this.decryptClientMessage.bind(this)}setCredentials(username,channel,password){this.logEvent("setCredentials");try{this.credentials={username:username,channel:sha256(channel),password:sha256(password)}}catch(error){this.logEvent("setCredentials",error,"error");return false}return true}connect(){if(!this.credentials){return false}this.logEvent("connect",this.config.wsAddress);this.stopReconnect();this.stopPing();this.serverKeys=null;this.serverShared=null;this.channel={};try{this.connection=new WebSocket(this.config.wsAddress);this.connection.onopen=this.onOpen;this.connection.onmessage=this.onMessage;this.connection.onerror=this.onError;this.connection.onclose=this.onClose}catch(error){this.logEvent("connect",error,"error");return false}return true}destruct(){this.logEvent("destruct");this.stopReconnect();this.stopPing();this.reconnect=null;this.ping=null;this.config={rsaPublic:"",wsAddress:"",reconnectDelay:3e3,pingInterval:15e3,debug:false};this.callbacks.onServerClosed=null;this.callbacks.onServerSecured=null;this.callbacks.onClientSecured=null;this.callbacks.onClientList=null;this.callbacks.onClientMessage=null;this.clientEc=null;this.serverKeys=null;this.serverShared=null;this.credentials=null;this.connection.onopen=null;this.connection.onmessage=null;this.connection.onerror=null;this.connection.onclose=null;try{this.connection.removeAllListeners()}catch(error){this.logEvent("destruct",error,"error")}try{this.connection.close()}catch(error){this.logEvent("destruct",error,"error")}this.connection=null;this.channel={};return true}async onOpen(){this.logEvent("onOpen");this.startPing();try{this.serverKeys=await crypto.subtle.generateKey({name:"ECDH",namedCurve:"P-384"},false,["deriveKey","deriveBits"]);this.serverShared=null;this.sendMessage(Buffer.from(await crypto.subtle.exportKey("raw",this.serverKeys.publicKey)).toString("hex"))}catch(error){this.logEvent("onOpen",error,"error")}}async onMessage(event){if(!event||!this.isString(event.data)){return}if(event.data==="pong"){return}this.logEvent("onMessage",event.data);if(!this.serverShared){const parts=event.data.split("|");if(!parts[0]||!parts[1]){return}try{if(await crypto.subtle.verify({name:"RSASSA-PKCS1-v1_5"},await crypto.subtle.importKey("spki",Buffer.from(this.config.rsaPublic,"base64"),{name:"RSASSA-PKCS1-v1_5",hash:{name:"SHA-256"}},false,["verify"]),Buffer.from(parts[1],"base64"),Buffer.from(parts[0],"hex"))===true){this.serverShared=Buffer.from(await crypto.subtle.deriveBits({name:"ECDH",namedCurve:"P-384",public:await crypto.subtle.importKey("raw",Buffer.from(parts[0],"hex"),{name:"ECDH",namedCurve:"P-384"},true,[])},this.serverKeys.privateKey,384)).slice(8,40);this.sendMessage(this.encryptServerMessage({a:"j",p:this.credentials.channel},this.serverShared));if(this.callbacks.onServerSecured){try{this.callbacks.onServerSecured()}catch(error){this.logEvent("onMessage-server-secured-callback",error,"error")}}}}catch(error){this.logEvent("onMessage",error,"error")}return}const serverDecrypted=this.decryptServerMessage(event.data,this.serverShared);this.logEvent("onMessage-server-decrypted",serverDecrypted);if(!this.isObject(serverDecrypted)||!this.isString(serverDecrypted.a)){return}if(serverDecrypted.a==="l"&&this.isArray(serverDecrypted.p)){try{for(const clientId in this.channel){if(serverDecrypted.p.indexOf(clientId)<0){delete this.channel[clientId]}}let payloads={};for(const clientId of serverDecrypted.p){if(!this.channel[clientId]){this.channel[clientId]={username:null,keys:this.clientEc.genKeyPair(),shared:null};payloads[clientId]=this.channel[clientId].keys.getPublic("hex")}}if(Object.keys(payloads).length>0){this.sendMessage(this.encryptServerMessage({a:"w",p:payloads},this.serverShared))}}catch(error){this.logEvent("onMessage-list",error,"error")}if(this.callbacks.onClientList){let clients=[];for(const clientId in this.channel){if(this.channel[clientId].shared&&this.channel[clientId].username){clients.push({clientId:clientId,username:this.channel[clientId].username})}}try{this.callbacks.onClientList(clients)}catch(error){this.logEvent("onMessage-client-list-callback",error,"error")}}return}if(!this.isString(serverDecrypted.p)||!this.isString(serverDecrypted.c)){return}if(serverDecrypted.a==="c"&&(!this.channel[serverDecrypted.c]||!this.channel[serverDecrypted.c].shared)){try{if(!this.channel[serverDecrypted.c]){this.channel[serverDecrypted.c]={username:null,keys:this.clientEc.genKeyPair(),shared:null};this.sendMessage(this.encryptServerMessage({a:"c",p:this.channel[serverDecrypted.c].keys.getPublic("hex"),c:serverDecrypted.c},this.serverShared))}this.channel[serverDecrypted.c].shared=Buffer.from(this.xorHex(this.channel[serverDecrypted.c].keys.derive(this.clientEc.keyFromPublic(serverDecrypted.p,"hex").getPublic()).toString("hex").padEnd(64,"8").substr(0,64),this.credentials.password),"hex");this.sendMessage(this.encryptServerMessage({a:"c",p:this.encryptClientMessage({a:"u",p:this.credentials.username},this.channel[serverDecrypted.c].shared),c:serverDecrypted.c},this.serverShared))}catch(error){this.logEvent("onMessage-client",error,"error")}return}if(serverDecrypted.a==="c"&&this.channel[serverDecrypted.c]&&this.channel[serverDecrypted.c].shared){const clientDecrypted=this.decryptClientMessage(serverDecrypted.p,this.channel[serverDecrypted.c].shared);this.logEvent("onMessage-client-decrypted",clientDecrypted);if(!this.isObject(clientDecrypted)||!this.isString(clientDecrypted.a)){return}if(clientDecrypted.a==="u"&&this.isString(clientDecrypted.p)&&clientDecrypted.p.match(/\S+/)&&!this.channel[serverDecrypted.c].username){this.channel[serverDecrypted.c].username=clientDecrypted.p.replace(/^\s+/,"").replace(/\s+$/,"");if(this.callbacks.onClientSecured){try{this.callbacks.onClientSecured({clientId:serverDecrypted.c,username:this.channel[serverDecrypted.c].username})}catch(error){this.logEvent("onMessage-client-secured-callback",error,"error")}}return}if(!this.channel[serverDecrypted.c].username){return}if(clientDecrypted.a==="m"&&this.isString(clientDecrypted.t)&&this.isString(clientDecrypted.d)){if(this.callbacks.onClientMessage){try{this.callbacks.onClientMessage({clientId:serverDecrypted.c,username:this.channel[serverDecrypted.c].username,type:clientDecrypted.t,data:clientDecrypted.d})}catch(error){this.logEvent("onMessage-client-message-callback",error,"error")}}return}}}async onError(event){this.logEvent("onError",event,"error");this.disconnect();if(this.credentials){this.startReconnect()}if(this.callbacks.onServerClosed){try{this.callbacks.onServerClosed()}catch(error){this.logEvent("onError-server-closed-callback",error,"error")}}}async onClose(event){this.logEvent("onClose",event);this.disconnect();if(this.credentials){this.startReconnect()}if(this.callbacks.onServerClosed){try{this.callbacks.onServerClosed()}catch(error){this.logEvent("onClose-server-closed-callback",error,"error")}}}logEvent(source,message,level){if(this.config.debug){const date=new Date,dateString=date.getFullYear()+"-"+("0"+(date.getMonth()+1)).slice(-2)+"-"+("0"+date.getDate()).slice(-2)+" "+("0"+date.getHours()).slice(-2)+":"+("0"+date.getMinutes()).slice(-2)+":"+("0"+date.getSeconds()).slice(-2);console.log("["+dateString+"]",level?level.toUpperCase():"INFO",source+(message?":":""),message?message:"")}}isOpen(){return this.connection&&this.connection.readyState&&this.connection.readyState===WebSocket.OPEN?true:false}isClosed(){return!this.connection||!this.connection.readyState||this.connection.readyState===WebSocket.CLOSED?true:false}startReconnect(){this.stopReconnect();this.logEvent("startReconnect");this.reconnect=setTimeout((()=>{this.reconnect=null;this.connect()}),this.config.reconnectDelay)}stopReconnect(){if(this.reconnect){this.logEvent("stopReconnect");clearTimeout(this.reconnect);this.reconnect=null}}startPing(){this.stopPing();this.logEvent("startPing");this.ping=setInterval((()=>{this.sendMessage("ping")}),this.config.pingInterval)}stopPing(){if(this.ping){this.logEvent("stopPing");clearInterval(this.ping);this.ping=null}}disconnect(){this.stopReconnect();this.stopPing();if(!this.isClosed()){try{this.logEvent("disconnect");this.connection.close()}catch(error){this.logEvent("disconnect",error,"error")}}}sendMessage(message){try{if(this.isOpen()){this.connection.send(message);return true}}catch(error){this.logEvent("sendMessage",error,"error")}return false}sendChannelMessage(type,data){if(this.serverShared){try{let payloads={};for(const clientId in this.channel){if(this.channel[clientId].shared&&this.channel[clientId].username){payloads[clientId]=this.encryptClientMessage({a:"m",t:type,d:data},this.channel[clientId].shared);if(payloads[clientId].length===0){return false}}}if(Object.keys(payloads).length>0){const payload=this.encryptServerMessage({a:"w",p:payloads},this.serverShared);if(!this.isOpen()||payload.length===0||payload.length>8*1024*1024){return false}this.connection.send(payload)}return true}catch(error){this.logEvent("sendChannelMessage",error,"error")}}return false}encryptServerMessage(message,key){let encrypted="";try{message=Buffer.from(JSON.stringify(message),"utf8");if(message.length%16!==0){message=Buffer.from([...message,...Buffer.alloc(16-message.length%16)])}const iv=Buffer.from(crypto.getRandomValues(new Uint8Array(16)));const cipher=new aes.ModeOfOperation.cbc(key,iv);encrypted=iv.toString("base64")+"|"+Buffer.from(cipher.encrypt(message)).toString("base64")}catch(error){this.logEvent("encryptServerMessage",error,"error")}return encrypted}decryptServerMessage(message,key){let decrypted={};try{const parts=message.split("|");const decipher=new aes.ModeOfOperation.cbc(key,Buffer.from(parts[0],"base64"));decrypted=JSON.parse(Buffer.from(decipher.decrypt(Buffer.from(parts[1],"base64"))).toString("utf8").replace(/\0+$/,""))}catch(error){this.logEvent("decryptServerMessage",error,"error")}return decrypted}encryptClientMessage(message,key){let encrypted="";try{message=Buffer.from(JSON.stringify(message),"utf8");if(message.length%16!==0){message=Buffer.from([...message,...Buffer.alloc(16-message.length%16)])}const iv=Buffer.from(crypto.getRandomValues(new Uint8Array(12)));const counter=Buffer.from(crypto.getRandomValues(new Uint8Array(4)));const cipher=new chacha(key,iv,counter.reduce(((a,b)=>a*b)));encrypted=iv.toString("base64")+"|"+counter.toString("base64")+"|"+Buffer.from(cipher.encrypt(message)).toString("base64")}catch(error){this.logEvent("encryptClientMessage",error,"error")}return encrypted}decryptClientMessage(message,key){let decrypted={};try{const parts=message.split("|");const decipher=new chacha(key,Buffer.from(parts[0],"base64"),Buffer.from(parts[1],"base64").reduce(((a,b)=>a*b)));decrypted=JSON.parse(Buffer.from(decipher.decrypt(Buffer.from(parts[2],"base64"))).toString("utf8").replace(/\0+$/,""))}catch(error){this.logEvent("decryptClientMessage",error,"error")}return decrypted}xorHex(a,b){let result="",hexLength=Math.min(a.length,b.length);for(let i=0;i<hexLength;++i){result+=(parseInt(a.charAt(i),16)^parseInt(b.charAt(i),16)).toString(16)}return result}isString(value){return value&&Object.prototype.toString.call(value)==="[object String]"?true:false}isArray(value){return value&&Object.prototype.toString.call(value)==="[object Array]"?true:false}isObject(value){return value&&Object.prototype.toString.call(value)==="[object Object]"?true:false}}if(typeof window!=="undefined"){window.ChatCrypt=ChatCrypt}}).call(this)}).call(this,require("buffer").Buffer)},{"aes-js":7,buffer:3,elliptic:10,"js-chacha20":40,"js-sha256":41}],7:[function(require,module,exports){
/*! MIT License. Copyright 2015-2018 Richard Moore <me@ricmoo.com>. See LICENSE.txt. */
(function(root){"use strict";function checkInt(value){return parseInt(value)===value}function checkInts(arrayish){if(!checkInt(arrayish.length)){return false}for(var i=0;i<arrayish.length;i++){if(!checkInt(arrayish[i])||arrayish[i]<0||arrayish[i]>255){return false}}return true}function coerceArray(arg,copy){if(arg.buffer&&arg.name==="Uint8Array"){if(copy){if(arg.slice){arg=arg.slice()}else{arg=Array.prototype.slice.call(arg)}}return arg}if(Array.isArray(arg)){if(!checkInts(arg)){throw new Error("Array contains invalid value: "+arg)}return new Uint8Array(arg)}if(checkInt(arg.length)&&checkInts(arg)){return new Uint8Array(arg)}throw new Error("unsupported array-like object")}function createArray(length){return new Uint8Array(length)}function copyArray(sourceArray,targetArray,targetStart,sourceStart,sourceEnd){if(sourceStart!=null||sourceEnd!=null){if(sourceArray.slice){sourceArray=sourceArray.slice(sourceStart,sourceEnd)}else{sourceArray=Array.prototype.slice.call(sourceArray,sourceStart,sourceEnd)}}targetArray.set(sourceArray,targetStart)}var convertUtf8=function(){function toBytes(text){var result=[],i=0;text=encodeURI(text);while(i<text.length){var c=text.charCodeAt(i++);if(c===37){result.push(parseInt(text.substr(i,2),16));i+=2}else{result.push(c)}}return coerceArray(result)}function fromBytes(bytes){var result=[],i=0;while(i<bytes.length){var c=bytes[i];if(c<128){result.push(String.fromCharCode(c));i++}else if(c>191&&c<224){result.push(String.fromCharCode((c&31)<<6|bytes[i+1]&63));i+=2}else{result.push(String.fromCharCode((c&15)<<12|(bytes[i+1]&63)<<6|bytes[i+2]&63));i+=3}}return result.join("")}return{toBytes:toBytes,fromBytes:fromBytes}}();var convertHex=function(){function toBytes(text){var result=[];for(var i=0;i<text.length;i+=2){result.push(parseInt(text.substr(i,2),16))}return result}var Hex="0123456789abcdef";function fromBytes(bytes){var result=[];for(var i=0;i<bytes.length;i++){var v=bytes[i];result.push(Hex[(v&240)>>4]+Hex[v&15])}return result.join("")}return{toBytes:toBytes,fromBytes:fromBytes}}();var numberOfRounds={16:10,24:12,32:14};var rcon=[1,2,4,8,16,32,64,128,27,54,108,216,171,77,154,47,94,188,99,198,151,53,106,212,179,125,250,239,197,145];var S=[99,124,119,123,242,107,111,197,48,1,103,43,254,215,171,118,202,130,201,125,250,89,71,240,173,212,162,175,156,164,114,192,183,253,147,38,54,63,247,204,52,165,229,241,113,216,49,21,4,199,35,195,24,150,5,154,7,18,128,226,235,39,178,117,9,131,44,26,27,110,90,160,82,59,214,179,41,227,47,132,83,209,0,237,32,252,177,91,106,203,190,57,74,76,88,207,208,239,170,251,67,77,51,133,69,249,2,127,80,60,159,168,81,163,64,143,146,157,56,245,188,182,218,33,16,255,243,210,205,12,19,236,95,151,68,23,196,167,126,61,100,93,25,115,96,129,79,220,34,42,144,136,70,238,184,20,222,94,11,219,224,50,58,10,73,6,36,92,194,211,172,98,145,149,228,121,231,200,55,109,141,213,78,169,108,86,244,234,101,122,174,8,186,120,37,46,28,166,180,198,232,221,116,31,75,189,139,138,112,62,181,102,72,3,246,14,97,53,87,185,134,193,29,158,225,248,152,17,105,217,142,148,155,30,135,233,206,85,40,223,140,161,137,13,191,230,66,104,65,153,45,15,176,84,187,22];var Si=[82,9,106,213,48,54,165,56,191,64,163,158,129,243,215,251,124,227,57,130,155,47,255,135,52,142,67,68,196,222,233,203,84,123,148,50,166,194,35,61,238,76,149,11,66,250,195,78,8,46,161,102,40,217,36,178,118,91,162,73,109,139,209,37,114,248,246,100,134,104,152,22,212,164,92,204,93,101,182,146,108,112,72,80,253,237,185,218,94,21,70,87,167,141,157,132,144,216,171,0,140,188,211,10,247,228,88,5,184,179,69,6,208,44,30,143,202,63,15,2,193,175,189,3,1,19,138,107,58,145,17,65,79,103,220,234,151,242,207,206,240,180,230,115,150,172,116,34,231,173,53,133,226,249,55,232,28,117,223,110,71,241,26,113,29,41,197,137,111,183,98,14,170,24,190,27,252,86,62,75,198,210,121,32,154,219,192,254,120,205,90,244,31,221,168,51,136,7,199,49,177,18,16,89,39,128,236,95,96,81,127,169,25,181,74,13,45,229,122,159,147,201,156,239,160,224,59,77,174,42,245,176,200,235,187,60,131,83,153,97,23,43,4,126,186,119,214,38,225,105,20,99,85,33,12,125];var 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U3=[0,218828297,437656594,387781147,875313188,958871085,775562294,590424639,1750626376,1699970625,1917742170,2135253587,1551124588,1367295589,1180849278,1265195639,3501252752,3720081049,3399941250,3350065803,3835484340,3919042237,4270507174,4085369519,3102249176,3051593425,2734591178,2952102595,2361698556,2177869557,2530391278,2614737639,3145456443,3060847922,2708326185,2892417312,2404901663,2187128086,2504130317,2555048196,3542330227,3727205754,3375740769,3292445032,3876557655,3926170974,4246310725,4027744588,1808481195,1723872674,1910319033,2094410160,1608975247,1391201670,1173430173,1224348052,59984867,244860394,428169201,344873464,935293895,984907214,766078933,547512796,1844882806,1627235199,2011214180,2062270317,1507497298,1423022939,1137477952,1321699145,95345982,145085239,532201772,313773861,830661914,1015671571,731183368,648017665,3175501286,2957853679,2807058932,2858115069,2305455554,2220981195,2474404304,2658625497,3575528878,3625268135,3473416636,3254988725,3778151818,3963161475,4213447064,4130281361,3599595085,3683022916,3432737375,3247465558,3802222185,4020912224,4172763771,4122762354,3201631749,3017672716,2764249623,2848461854,2331590177,2280796200,2431590963,2648976442,104699613,188127444,472615631,287343814,840019705,1058709744,671593195,621591778,1852171925,1668212892,1953757831,2037970062,1514790577,1463996600,1080017571,1297403050,3673637356,3623636965,3235995134,3454686199,4007360968,3822090177,4107101658,4190530515,2997825956,3215212461,2830708150,2779915199,2256734592,2340947849,2627016082,2443058075,172466556,122466165,273792366,492483431,1047239e3,861968209,612205898,695634755,1646252340,1863638845,2013908262,1963115311,1446242576,1530455833,1277555970,1093597963,1636604631,1820824798,2073724613,1989249228,1436590835,1487645946,1337376481,1119727848,164948639,81781910,331544205,516552836,1039717051,821288114,669961897,719700128,2973530695,3157750862,2871682645,2787207260,2232435299,2283490410,2667994737,2450346104,3647212047,3564045318,3279033885,3464042516,3980931627,3762502690,4150144569,4199882800,3070356634,3121275539,2904027272,2686254721,2200818878,2384911031,2570832044,2486224549,3747192018,3528626907,3310321856,3359936201,3950355702,3867060991,4049844452,4234721005,1739656202,1790575107,2108100632,1890328081,1402811438,1586903591,1233856572,1149249077,266959938,48394827,369057872,418672217,1002783846,919489135,567498868,752375421,209336225,24197544,376187827,459744698,945164165,895287692,574624663,793451934,1679968233,1764313568,2117360635,1933530610,1343127501,1560637892,1243112415,1192455638,3704280881,3519142200,3336358691,3419915562,3907448597,3857572124,4075877127,4294704398,3029510009,3113855344,2927934315,2744104290,2159976285,2377486676,2594734927,2544078150];var U4=[0,151849742,303699484,454499602,607398968,758720310,908999204,1059270954,1214797936,1097159550,1517440620,1400849762,1817998408,1699839814,2118541908,2001430874,2429595872,2581445614,2194319100,2345119218,3034881240,3186202582,2801699524,2951971274,3635996816,3518358430,3399679628,3283088770,4237083816,4118925222,4002861748,3885750714,1002142683,850817237,698445255,548169417,529487843,377642221,227885567,77089521,1943217067,2061379749,1640576439,1757691577,1474760595,1592394909,1174215055,1290801793,2875968315,2724642869,3111247143,2960971305,2405426947,2253581325,2638606623,2487810577,3808662347,3926825029,4044981591,4162096729,3342319475,3459953789,3576539503,3693126241,1986918061,2137062819,1685577905,1836772287,1381620373,1532285339,1078185097,1229899655,1040559837,923313619,740276417,621982671,439452389,322734571,137073913,19308535,3871163981,4021308739,4104605777,4255800159,3263785589,3414450555,3499326569,3651041127,2933202493,2815956275,3167684641,3049390895,2330014213,2213296395,2566595609,2448830231,1305906550,1155237496,1607244650,1455525988,1776460110,1626319424,2079897426,1928707164,96392454,213114376,396673818,514443284,562755902,679998e3,865136418,983426092,3708173718,3557504664,3474729866,3323011204,4180808110,4030667424,3945269170,3794078908,2507040230,2623762152,2272556026,2390325492,2975484382,3092726480,2738905026,2857194700,3973773121,3856137295,4274053469,4157467219,3371096953,3252932727,3673476453,3556361835,2763173681,2915017791,3064510765,3215307299,2156299017,2307622919,2459735317,2610011675,2081048481,1963412655,1846563261,1729977011,1480485785,1362321559,1243905413,1126790795,878845905,1030690015,645401037,796197571,274084841,425408743,38544885,188821243,3613494426,3731654548,3313212038,3430322568,4082475170,4200115116,3780097726,3896688048,2668221674,2516901860,2366882550,2216610296,3141400786,2989552604,2837966542,2687165888,1202797690,1320957812,1437280870,1554391400,1669664834,1787304780,1906247262,2022837584,265905162,114585348,499347990,349075736,736970802,585122620,972512814,821712160,2595684844,2478443234,2293045232,2174754046,3196267988,3079546586,2895723464,2777952454,3537852828,3687994002,3234156416,3385345166,4142626212,4293295786,3841024952,3992742070,174567692,57326082,410887952,292596766,777231668,660510266,1011452712,893681702,1108339068,1258480242,1343618912,1494807662,1715193156,1865862730,1948373848,2100090966,2701949495,2818666809,3004591147,3122358053,2235061775,2352307457,2535604243,2653899549,3915653703,3764988233,4219352155,4067639125,3444575871,3294430577,3746175075,3594982253,836553431,953270745,600235211,718002117,367585007,484830689,133361907,251657213,2041877159,1891211689,1806599355,1654886325,1568718495,1418573201,1335535747,1184342925];function convertToInt32(bytes){var result=[];for(var i=0;i<bytes.length;i+=4){result.push(bytes[i]<<24|bytes[i+1]<<16|bytes[i+2]<<8|bytes[i+3])}return result}var AES=function(key){if(!(this instanceof AES)){throw Error("AES must be instanitated with `new`")}Object.defineProperty(this,"key",{value:coerceArray(key,true)});this._prepare()};AES.prototype._prepare=function(){var rounds=numberOfRounds[this.key.length];if(rounds==null){throw new Error("invalid key size (must be 16, 24 or 32 bytes)")}this._Ke=[];this._Kd=[];for(var i=0;i<=rounds;i++){this._Ke.push([0,0,0,0]);this._Kd.push([0,0,0,0])}var roundKeyCount=(rounds+1)*4;var KC=this.key.length/4;var tk=convertToInt32(this.key);var index;for(var i=0;i<KC;i++){index=i>>2;this._Ke[index][i%4]=tk[i];this._Kd[rounds-index][i%4]=tk[i]}var rconpointer=0;var t=KC,tt;while(t<roundKeyCount){tt=tk[KC-1];tk[0]^=S[tt>>16&255]<<24^S[tt>>8&255]<<16^S[tt&255]<<8^S[tt>>24&255]^rcon[rconpointer]<<24;rconpointer+=1;if(KC!=8){for(var i=1;i<KC;i++){tk[i]^=tk[i-1]}}else{for(var i=1;i<KC/2;i++){tk[i]^=tk[i-1]}tt=tk[KC/2-1];tk[KC/2]^=S[tt&255]^S[tt>>8&255]<<8^S[tt>>16&255]<<16^S[tt>>24&255]<<24;for(var i=KC/2+1;i<KC;i++){tk[i]^=tk[i-1]}}var i=0,r,c;while(i<KC&&t<roundKeyCount){r=t>>2;c=t%4;this._Ke[r][c]=tk[i];this._Kd[rounds-r][c]=tk[i++];t++}}for(var r=1;r<rounds;r++){for(var c=0;c<4;c++){tt=this._Kd[r][c];this._Kd[r][c]=U1[tt>>24&255]^U2[tt>>16&255]^U3[tt>>8&255]^U4[tt&255]}}};AES.prototype.encrypt=function(plaintext){if(plaintext.length!=16){throw new Error("invalid plaintext size (must be 16 bytes)")}var rounds=this._Ke.length-1;var a=[0,0,0,0];var t=convertToInt32(plaintext);for(var i=0;i<4;i++){t[i]^=this._Ke[0][i]}for(var r=1;r<rounds;r++){for(var i=0;i<4;i++){a[i]=T1[t[i]>>24&255]^T2[t[(i+1)%4]>>16&255]^T3[t[(i+2)%4]>>8&255]^T4[t[(i+3)%4]&255]^this._Ke[r][i]}t=a.slice()}var result=createArray(16),tt;for(var i=0;i<4;i++){tt=this._Ke[rounds][i];result[4*i]=(S[t[i]>>24&255]^tt>>24)&255;result[4*i+1]=(S[t[(i+1)%4]>>16&255]^tt>>16)&255;result[4*i+2]=(S[t[(i+2)%4]>>8&255]^tt>>8)&255;result[4*i+3]=(S[t[(i+3)%4]&255]^tt)&255}return result};AES.prototype.decrypt=function(ciphertext){if(ciphertext.length!=16){throw new Error("invalid ciphertext size (must be 16 bytes)")}var rounds=this._Kd.length-1;var a=[0,0,0,0];var t=convertToInt32(ciphertext);for(var i=0;i<4;i++){t[i]^=this._Kd[0][i]}for(var r=1;r<rounds;r++){for(var i=0;i<4;i++){a[i]=T5[t[i]>>24&255]^T6[t[(i+3)%4]>>16&255]^T7[t[(i+2)%4]>>8&255]^T8[t[(i+1)%4]&255]^this._Kd[r][i]}t=a.slice()}var result=createArray(16),tt;for(var i=0;i<4;i++){tt=this._Kd[rounds][i];result[4*i]=(Si[t[i]>>24&255]^tt>>24)&255;result[4*i+1]=(Si[t[(i+3)%4]>>16&255]^tt>>16)&255;result[4*i+2]=(Si[t[(i+2)%4]>>8&255]^tt>>8)&255;result[4*i+3]=(Si[t[(i+1)%4]&255]^tt)&255}return result};var ModeOfOperationECB=function(key){if(!(this instanceof ModeOfOperationECB)){throw Error("AES must be instanitated with `new`")}this.description="Electronic Code Block";this.name="ecb";this._aes=new AES(key)};ModeOfOperationECB.prototype.encrypt=function(plaintext){plaintext=coerceArray(plaintext);if(plaintext.length%16!==0){throw new Error("invalid plaintext size (must be multiple of 16 bytes)")}var ciphertext=createArray(plaintext.length);var block=createArray(16);for(var i=0;i<plaintext.length;i+=16){copyArray(plaintext,block,0,i,i+16);block=this._aes.encrypt(block);copyArray(block,ciphertext,i)}return ciphertext};ModeOfOperationECB.prototype.decrypt=function(ciphertext){ciphertext=coerceArray(ciphertext);if(ciphertext.length%16!==0){throw new Error("invalid ciphertext size (must be multiple of 16 bytes)")}var plaintext=createArray(ciphertext.length);var block=createArray(16);for(var i=0;i<ciphertext.length;i+=16){copyArray(ciphertext,block,0,i,i+16);block=this._aes.decrypt(block);copyArray(block,plaintext,i)}return plaintext};var ModeOfOperationCBC=function(key,iv){if(!(this instanceof ModeOfOperationCBC)){throw Error("AES must be instanitated with `new`")}this.description="Cipher Block Chaining";this.name="cbc";if(!iv){iv=createArray(16)}else if(iv.length!=16){throw new Error("invalid initialation vector size (must be 16 bytes)")}this._lastCipherblock=coerceArray(iv,true);this._aes=new AES(key)};ModeOfOperationCBC.prototype.encrypt=function(plaintext){plaintext=coerceArray(plaintext);if(plaintext.length%16!==0){throw new Error("invalid plaintext size (must be multiple of 16 bytes)")}var ciphertext=createArray(plaintext.length);var block=createArray(16);for(var i=0;i<plaintext.length;i+=16){copyArray(plaintext,block,0,i,i+16);for(var j=0;j<16;j++){block[j]^=this._lastCipherblock[j]}this._lastCipherblock=this._aes.encrypt(block);copyArray(this._lastCipherblock,ciphertext,i)}return ciphertext};ModeOfOperationCBC.prototype.decrypt=function(ciphertext){ciphertext=coerceArray(ciphertext);if(ciphertext.length%16!==0){throw new Error("invalid ciphertext size (must be multiple of 16 bytes)")}var plaintext=createArray(ciphertext.length);var block=createArray(16);for(var i=0;i<ciphertext.length;i+=16){copyArray(ciphertext,block,0,i,i+16);block=this._aes.decrypt(block);for(var j=0;j<16;j++){plaintext[i+j]=block[j]^this._lastCipherblock[j]}copyArray(ciphertext,this._lastCipherblock,0,i,i+16)}return plaintext};var ModeOfOperationCFB=function(key,iv,segmentSize){if(!(this instanceof ModeOfOperationCFB)){throw Error("AES must be instanitated with `new`")}this.description="Cipher Feedback";this.name="cfb";if(!iv){iv=createArray(16)}else if(iv.length!=16){throw new Error("invalid initialation vector size (must be 16 size)")}if(!segmentSize){segmentSize=1}this.segmentSize=segmentSize;this._shiftRegister=coerceArray(iv,true);this._aes=new AES(key)};ModeOfOperationCFB.prototype.encrypt=function(plaintext){if(plaintext.length%this.segmentSize!=0){throw new Error("invalid plaintext size (must be segmentSize bytes)")}var encrypted=coerceArray(plaintext,true);var xorSegment;for(var i=0;i<encrypted.length;i+=this.segmentSize){xorSegment=this._aes.encrypt(this._shiftRegister);for(var j=0;j<this.segmentSize;j++){encrypted[i+j]^=xorSegment[j]}copyArray(this._shiftRegister,this._shiftRegister,0,this.segmentSize);copyArray(encrypted,this._shiftRegister,16-this.segmentSize,i,i+this.segmentSize)}return encrypted};ModeOfOperationCFB.prototype.decrypt=function(ciphertext){if(ciphertext.length%this.segmentSize!=0){throw new Error("invalid ciphertext size (must be segmentSize bytes)")}var plaintext=coerceArray(ciphertext,true);var xorSegment;for(var i=0;i<plaintext.length;i+=this.segmentSize){xorSegment=this._aes.encrypt(this._shiftRegister);for(var j=0;j<this.segmentSize;j++){plaintext[i+j]^=xorSegment[j]}copyArray(this._shiftRegister,this._shiftRegister,0,this.segmentSize);copyArray(ciphertext,this._shiftRegister,16-this.segmentSize,i,i+this.segmentSize)}return plaintext};var ModeOfOperationOFB=function(key,iv){if(!(this instanceof ModeOfOperationOFB)){throw Error("AES must be instanitated with `new`")}this.description="Output Feedback";this.name="ofb";if(!iv){iv=createArray(16)}else if(iv.length!=16){throw new Error("invalid initialation vector size (must be 16 bytes)")}this._lastPrecipher=coerceArray(iv,true);this._lastPrecipherIndex=16;this._aes=new AES(key)};ModeOfOperationOFB.prototype.encrypt=function(plaintext){var encrypted=coerceArray(plaintext,true);for(var i=0;i<encrypted.length;i++){if(this._lastPrecipherIndex===16){this._lastPrecipher=this._aes.encrypt(this._lastPrecipher);this._lastPrecipherIndex=0}encrypted[i]^=this._lastPrecipher[this._lastPrecipherIndex++]}return encrypted};ModeOfOperationOFB.prototype.decrypt=ModeOfOperationOFB.prototype.encrypt;var Counter=function(initialValue){if(!(this instanceof Counter)){throw Error("Counter must be instanitated with `new`")}if(initialValue!==0&&!initialValue){initialValue=1}if(typeof initialValue==="number"){this._counter=createArray(16);this.setValue(initialValue)}else{this.setBytes(initialValue)}};Counter.prototype.setValue=function(value){if(typeof value!=="number"||parseInt(value)!=value){throw new Error("invalid counter value (must be an integer)")}if(value>Number.MAX_SAFE_INTEGER){throw new Error("integer value out of safe range")}for(var index=15;index>=0;--index){this._counter[index]=value%256;value=parseInt(value/256)}};Counter.prototype.setBytes=function(bytes){bytes=coerceArray(bytes,true);if(bytes.length!=16){throw new Error("invalid counter bytes size (must be 16 bytes)")}this._counter=bytes};Counter.prototype.increment=function(){for(var i=15;i>=0;i--){if(this._counter[i]===255){this._counter[i]=0}else{this._counter[i]++;break}}};var ModeOfOperationCTR=function(key,counter){if(!(this instanceof ModeOfOperationCTR)){throw Error("AES must be instanitated with `new`")}this.description="Counter";this.name="ctr";if(!(counter instanceof Counter)){counter=new Counter(counter)}this._counter=counter;this._remainingCounter=null;this._remainingCounterIndex=16;this._aes=new AES(key)};ModeOfOperationCTR.prototype.encrypt=function(plaintext){var encrypted=coerceArray(plaintext,true);for(var i=0;i<encrypted.length;i++){if(this._remainingCounterIndex===16){this._remainingCounter=this._aes.encrypt(this._counter._counter);this._remainingCounterIndex=0;this._counter.increment()}encrypted[i]^=this._remainingCounter[this._remainingCounterIndex++]}return encrypted};ModeOfOperationCTR.prototype.decrypt=ModeOfOperationCTR.prototype.encrypt;function pkcs7pad(data){data=coerceArray(data,true);var padder=16-data.length%16;var result=createArray(data.length+padder);copyArray(data,result);for(var i=data.length;i<result.length;i++){result[i]=padder}return result}function pkcs7strip(data){data=coerceArray(data,true);if(data.length<16){throw new Error("PKCS#7 invalid length")}var padder=data[data.length-1];if(padder>16){throw new Error("PKCS#7 padding byte out of range")}var length=data.length-padder;for(var i=0;i<padder;i++){if(data[length+i]!==padder){throw new Error("PKCS#7 invalid padding byte")}}var result=createArray(length);copyArray(data,result,0,0,length);return result}var aesjs={AES:AES,Counter:Counter,ModeOfOperation:{ecb:ModeOfOperationECB,cbc:ModeOfOperationCBC,cfb:ModeOfOperationCFB,ofb:ModeOfOperationOFB,ctr:ModeOfOperationCTR},utils:{hex:convertHex,utf8:convertUtf8},padding:{pkcs7:{pad:pkcs7pad,strip:pkcs7strip}},_arrayTest:{coerceArray:coerceArray,createArray:createArray,copyArray:copyArray}};if(typeof exports!=="undefined"){module.exports=aesjs}else if(typeof define==="function"&&define.amd){define([],(function(){return aesjs}))}else{if(root.aesjs){aesjs._aesjs=root.aesjs}root.aesjs=aesjs}})(this)},{}],8:[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{if(typeof window!=="undefined"&&typeof window.Buffer!=="undefined"){Buffer=window.Buffer}else{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++;this.negative=1}if(start<number.length){if(base===16){this._parseHex(number,start,endian)}else{this._parseBase(number,base,start);if(endian==="le"){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 parseHex4Bits(string,index){var c=string.charCodeAt(index);if(c>=65&&c<=70){return c-55}else if(c>=97&&c<=102){return c-87}else{return c-48&15}}function parseHexByte(string,lowerBound,index){var r=parseHex4Bits(string,index);if(index-1>=lowerBound){r|=parseHex4Bits(string,index-1)<<4}return r}BN.prototype._parseHex=function _parseHex(number,start,endian){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 off=0;var j=0;var w;if(endian==="be"){for(i=number.length-1;i>=start;i-=2){w=parseHexByte(number,start,i)<<off;this.words[j]|=w&67108863;if(off>=18){off-=18;j+=1;this.words[j]|=w>>>26}else{off+=8}}}else{var parseLength=number.length-start;for(i=parseLength%2===0?start+1:start;i<number.length;i+=2){w=parseHexByte(number,start,i)<<off;this.words[j]|=w&67108863;if(off>=18){off-=18;j+=1;this.words[j]|=w>>>26}else{off+=8}}}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)}}this.strip()};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;off+=2;if(off>=26){off-=26;i--}if(carry!==0||i!==this.length-1){out=zeros[6-word.length]+word+out}else{out=word+out}}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-1)*26+hi};function toBitArray(num){var w=new Array(num.bitLength());for(var bit=0;bit<w.length;bit++){var off=bit/26|0;var wbit=bit%26;w[bit]=(num.words[off]&1<<wbit)>>>wbit}return w}BN.prototype.zeroBits=function zeroBits(){if(this.isZero())return 0;var r=0;for(var i=0;i<this.length;i++){var b=this._zeroBits(this.words[i]);r+=b;if(b!==26)break}return r};BN.prototype.byteLength=function byteLength(){return Math.ceil(this.bitLength()/8)};BN.prototype.toTwos=function toTwos(width){if(this.negative!==0){return this.abs().inotn(width).iaddn(1)}return this.clone()};BN.prototype.fromTwos=function fromTwos(width){if(this.testn(width-1)){return this.notn(width).iaddn(1).ineg()}return this.clone()};BN.prototype.isNeg=function isNeg(){return this.negative!==0};BN.prototype.neg=function neg(){return this.clone().ineg()};BN.prototype.ineg=function ineg(){if(!this.isZero()){this.negative^=1}return this};BN.prototype.iuor=function iuor(num){while(this.length<num.length){this.words[this.length++]=0}for(var i=0;i<num.length;i++){this.words[i]=this.words[i]|num.words[i]}return this.strip()};BN.prototype.ior=function ior(num){assert((this.negative|num.negative)===0);return this.iuor(num)};BN.prototype.or=function or(num){if(this.length>num.length)return this.clone().ior(num);return num.clone().ior(this)};BN.prototype.uor=function uor(num){if(this.length>num.length)return this.clone().iuor(num);return num.clone().iuor(this)};BN.prototype.iuand=function iuand(num){var b;if(this.length>num.length){b=num}else{b=this}for(var i=0;i<b.length;i++){this.words[i]=this.words[i]&num.words[i]}this.length=b.length;return this.strip()};BN.prototype.iand=function iand(num){assert((this.negative|num.negative)===0);return this.iuand(num)};BN.prototype.and=function and(num){if(this.length>num.length)return this.clone().iand(num);return num.clone().iand(this)};BN.prototype.uand=function uand(num){if(this.length>num.length)return this.clone().iuand(num);return num.clone().iuand(this)};BN.prototype.iuxor=function iuxor(num){var a;var b;if(this.length>num.length){a=this;b=num}else{a=num;b=this}for(var i=0;i<b.length;i++){this.words[i]=a.words[i]^b.words[i]}if(this!==a){for(;i<a.length;i++){this.words[i]=a.words[i]}}this.length=a.length;return this.strip()};BN.prototype.ixor=function ixor(num){assert((this.negative|num.negative)===0);return this.iuxor(num)};BN.prototype.xor=function xor(num){if(this.length>num.length)return this.clone().ixor(num);return num.clone().ixor(this)};BN.prototype.uxor=function uxor(num){if(this.length>num.length)return this.clone().iuxor(num);return num.clone().iuxor(this)};BN.prototype.inotn=function inotn(width){assert(typeof width==="number"&&width>=0);var bytesNeeded=Math.ceil(width/26)|0;var bitsLeft=width%26;this._expand(bytesNeeded);if(bitsLeft>0){bytesNeeded--}for(var i=0;i<bytesNeeded;i++){this.words[i]=~this.words[i]&67108863}if(bitsLeft>0){this.words[i]=~this.words[i]&67108863>>26-bitsLeft}return this.strip()};BN.prototype.notn=function notn(width){return this.clone().inotn(width)};BN.prototype.setn=function setn(bit,val){assert(typeof bit==="number"&&bit>=0);var off=bit/26|0;var wbit=bit%26;this._expand(off+1);if(val){this.words[off]=this.words[off]|1<<wbit}else{this.words[off]=this.words[off]&~(1<<wbit)}return this.strip()};BN.prototype.iadd=function iadd(num){var r;if(this.negative!==0&&num.negative===0){this.negative=0;r=this.isub(num);this.negative^=1;return this._normSign()}else if(this.negative===0&&num.negative!==0){num.negative=0;r=this.isub(num);num.negative=1;return r._normSign()}var a,b;if(this.length>num.length){a=this;b=num}else{a=num;b=this}var carry=0;for(var i=0;i<b.length;i++){r=(a.words[i]|0)+(b.words[i]|0)+carry;this.words[i]=r&67108863;carry=r>>>26}for(;carry!==0&&i<a.length;i++){r=(a.words[i]|0)+carry;this.words[i]=r&67108863;carry=r>>>26}this.length=a.length;if(carry!==0){this.words[this.length]=carry;this.length++}else if(a!==this){for(;i<a.length;i++){this.words[i]=a.words[i]}}return this};BN.prototype.add=function add(num){var res;if(num.negative!==0&&this.negative===0){num.negative=0;res=this.sub(num);num.negative^=1;return res}else if(num.negative===0&&this.negative!==0){this.negative=0;res=num.sub(this);this.negative=1;return res}if(this.length>num.length)return this.clone().iadd(num);return num.clone().iadd(this)};BN.prototype.isub=function isub(num){if(num.negative!==0){num.negative=0;var r=this.iadd(num);num.negative=1;return r._normSign()}else if(this.negative!==0){this.negative=0;this.iadd(num);this.negative=1;return this._normSign()}var cmp=this.cmp(num);if(cmp===0){this.negative=0;this.length=1;this.words[0]=0;return this}var a,b;if(cmp>0){a=this;b=num}else{a=num;b=this}var carry=0;for(var i=0;i<b.length;i++){r=(a.words[i]|0)-(b.words[i]|0)+carry;carry=r>>26;this.words[i]=r&67108863}for(;carry!==0&&i<a.length;i++){r=(a.words[i]|0)+carry;carry=r>>26;this.words[i]=r&67108863}if(carry===0&&i<a.length&&a!==this){for(;i<a.length;i++){this.words[i]=a.words[i]}}this.length=Math.max(this.length,i);if(a!==this){this.negative=1}return this.strip()};BN.prototype.sub=function sub(num){return this.clone().isub(num)};function smallMulTo(self,num,out){out.negative=num.negative^self.negative;var len=self.length+num.length|0;out.length=len;len=len-1|0;var a=self.words[0]|0;var b=num.words[0]|0;var r=a*b;var lo=r&67108863;var carry=r/67108864|0;out.words[0]=lo;for(var k=1;k<len;k++){var ncarry=carry>>>26;var rword=carry&67108863;var maxJ=Math.min(k,num.length-1);for(var j=Math.max(0,k-self.length+1);j<=maxJ;j++){var i=k-j|0;a=self.words[i]|0;b=num.words[j]|0;r=a*b+rword;ncarry+=r/67108864|0;rword=r&67108863}out.words[k]=rword|0;carry=ncarry|0}if(carry!==0){out.words[k]=carry|0}else{out.length--}return out.strip()}var comb10MulTo=function comb10MulTo(self,num,out){var a=self.words;var b=num.words;var o=out.words;var c=0;var lo;var mid;var hi;var a0=a[0]|0;var al0=a0&8191;var ah0=a0>>>13;var a1=a[1]|0;var al1=a1&8191;var ah1=a1>>>13;var a2=a[2]|0;var al2=a2&8191;var ah2=a2>>>13;var a3=a[3]|0;var al3=a3&8191;var ah3=a3>>>13;var a4=a[4]|0;var al4=a4&8191;var ah4=a4>>>13;var a5=a[5]|0;var al5=a5&8191;var ah5=a5>>>13;var a6=a[6]|0;var al6=a6&8191;var ah6=a6>>>13;var a7=a[7]|0;var al7=a7&8191;var ah7=a7>>>13;var a8=a[8]|0;var al8=a8&8191;var ah8=a8>>>13;var a9=a[9]|0;var al9=a9&8191;var ah9=a9>>>13;var b0=b[0]|0;var bl0=b0&8191;var bh0=b0>>>13;var b1=b[1]|0;var bl1=b1&8191;var bh1=b1>>>13;var b2=b[2]|0;var bl2=b2&8191;var bh2=b2>>>13;var b3=b[3]|0;var bl3=b3&8191;var bh3=b3>>>13;var b4=b[4]|0;var bl4=b4&8191;var bh4=b4>>>13;var b5=b[5]|0;var bl5=b5&8191;var bh5=b5>>>13;var b6=b[6]|0;var bl6=b6&8191;var bh6=b6>>>13;var b7=b[7]|0;var bl7=b7&8191;var bh7=b7>>>13;var b8=b[8]|0;var bl8=b8&8191;var bh8=b8>>>13;var b9=b[9]|0;var bl9=b9&8191;var bh9=b9>>>13;out.negative=self.negative^num.negative;out.length=19;lo=Math.imul(al0,bl0);mid=Math.imul(al0,bh0);mid=mid+Math.imul(ah0,bl0)|0;hi=Math.imul(ah0,bh0);var w0=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w0>>>26)|0;w0&=67108863;lo=Math.imul(al1,bl0);mid=Math.imul(al1,bh0);mid=mid+Math.imul(ah1,bl0)|0;hi=Math.imul(ah1,bh0);lo=lo+Math.imul(al0,bl1)|0;mid=mid+Math.imul(al0,bh1)|0;mid=mid+Math.imul(ah0,bl1)|0;hi=hi+Math.imul(ah0,bh1)|0;var w1=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w1>>>26)|0;w1&=67108863;lo=Math.imul(al2,bl0);mid=Math.imul(al2,bh0);mid=mid+Math.imul(ah2,bl0)|0;hi=Math.imul(ah2,bh0);lo=lo+Math.imul(al1,bl1)|0;mid=mid+Math.imul(al1,bh1)|0;mid=mid+Math.imul(ah1,bl1)|0;hi=hi+Math.imul(ah1,bh1)|0;lo=lo+Math.imul(al0,bl2)|0;mid=mid+Math.imul(al0,bh2)|0;mid=mid+Math.imul(ah0,bl2)|0;hi=hi+Math.imul(ah0,bh2)|0;var w2=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w2>>>26)|0;w2&=67108863;lo=Math.imul(al3,bl0);mid=Math.imul(al3,bh0);mid=mid+Math.imul(ah3,bl0)|0;hi=Math.imul(ah3,bh0);lo=lo+Math.imul(al2,bl1)|0;mid=mid+Math.imul(al2,bh1)|0;mid=mid+Math.imul(ah2,bl1)|0;hi=hi+Math.imul(ah2,bh1)|0;lo=lo+Math.imul(al1,bl2)|0;mid=mid+Math.imul(al1,bh2)|0;mid=mid+Math.imul(ah1,bl2)|0;hi=hi+Math.imul(ah1,bh2)|0;lo=lo+Math.imul(al0,bl3)|0;mid=mid+Math.imul(al0,bh3)|0;mid=mid+Math.imul(ah0,bl3)|0;hi=hi+Math.imul(ah0,bh3)|0;var w3=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w3>>>26)|0;w3&=67108863;lo=Math.imul(al4,bl0);mid=Math.imul(al4,bh0);mid=mid+Math.imul(ah4,bl0)|0;hi=Math.imul(ah4,bh0);lo=lo+Math.imul(al3,bl1)|0;mid=mid+Math.imul(al3,bh1)|0;mid=mid+Math.imul(ah3,bl1)|0;hi=hi+Math.imul(ah3,bh1)|0;lo=lo+Math.imul(al2,bl2)|0;mid=mid+Math.imul(al2,bh2)|0;mid=mid+Math.imul(ah2,bl2)|0;hi=hi+Math.imul(ah2,bh2)|0;lo=lo+Math.imul(al1,bl3)|0;mid=mid+Math.imul(al1,bh3)|0;mid=mid+Math.imul(ah1,bl3)|0;hi=hi+Math.imul(ah1,bh3)|0;lo=lo+Math.imul(al0,bl4)|0;mid=mid+Math.imul(al0,bh4)|0;mid=mid+Math.imul(ah0,bl4)|0;hi=hi+Math.imul(ah0,bh4)|0;var w4=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w4>>>26)|0;w4&=67108863;lo=Math.imul(al5,bl0);mid=Math.imul(al5,bh0);mid=mid+Math.imul(ah5,bl0)|0;hi=Math.imul(ah5,bh0);lo=lo+Math.imul(al4,bl1)|0;mid=mid+Math.imul(al4,bh1)|0;mid=mid+Math.imul(ah4,bl1)|0;hi=hi+Math.imul(ah4,bh1)|0;lo=lo+Math.imul(al3,bl2)|0;mid=mid+Math.imul(al3,bh2)|0;mid=mid+Math.imul(ah3,bl2)|0;hi=hi+Math.imul(ah3,bh2)|0;lo=lo+Math.imul(al2,bl3)|0;mid=mid+Math.imul(al2,bh3)|0;mid=mid+Math.imul(ah2,bl3)|0;hi=hi+Math.imul(ah2,bh3)|0;lo=lo+Math.imul(al1,bl4)|0;mid=mid+Math.imul(al1,bh4)|0;mid=mid+Math.imul(ah1,bl4)|0;hi=hi+Math.imul(ah1,bh4)|0;lo=lo+Math.imul(al0,bl5)|0;mid=mid+Math.imul(al0,bh5)|0;mid=mid+Math.imul(ah0,bl5)|0;hi=hi+Math.imul(ah0,bh5)|0;var w5=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w5>>>26)|0;w5&=67108863;lo=Math.imul(al6,bl0);mid=Math.imul(al6,bh0);mid=mid+Math.imul(ah6,bl0)|0;hi=Math.imul(ah6,bh0);lo=lo+Math.imul(al5,bl1)|0;mid=mid+Math.imul(al5,bh1)|0;mid=mid+Math.imul(ah5,bl1)|0;hi=hi+Math.imul(ah5,bh1)|0;lo=lo+Math.imul(al4,bl2)|0;mid=mid+Math.imul(al4,bh2)|0;mid=mid+Math.imul(ah4,bl2)|0;hi=hi+Math.imul(ah4,bh2)|0;lo=lo+Math.imul(al3,bl3)|0;mid=mid+Math.imul(al3,bh3)|0;mid=mid+Math.imul(ah3,bl3)|0;hi=hi+Math.imul(ah3,bh3)|0;lo=lo+Math.imul(al2,bl4)|0;mid=mid+Math.imul(al2,bh4)|0;mid=mid+Math.imul(ah2,bl4)|0;hi=hi+Math.imul(ah2,bh4)|0;lo=lo+Math.imul(al1,bl5)|0;mid=mid+Math.imul(al1,bh5)|0;mid=mid+Math.imul(ah1,bl5)|0;hi=hi+Math.imul(ah1,bh5)|0;lo=lo+Math.imul(al0,bl6)|0;mid=mid+Math.imul(al0,bh6)|0;mid=mid+Math.imul(ah0,bl6)|0;hi=hi+Math.imul(ah0,bh6)|0;var w6=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w6>>>26)|0;w6&=67108863;lo=Math.imul(al7,bl0);mid=Math.imul(al7,bh0);mid=mid+Math.imul(ah7,bl0)|0;hi=Math.imul(ah7,bh0);lo=lo+Math.imul(al6,bl1)|0;mid=mid+Math.imul(al6,bh1)|0;mid=mid+Math.imul(ah6,bl1)|0;hi=hi+Math.imul(ah6,bh1)|0;lo=lo+Math.imul(al5,bl2)|0;mid=mid+Math.imul(al5,bh2)|0;mid=mid+Math.imul(ah5,bl2)|0;hi=hi+Math.imul(ah5,bh2)|0;lo=lo+Math.imul(al4,bl3)|0;mid=mid+Math.imul(al4,bh3)|0;mid=mid+Math.imul(ah4,bl3)|0;hi=hi+Math.imul(ah4,bh3)|0;lo=lo+Math.imul(al3,bl4)|0;mid=mid+Math.imul(al3,bh4)|0;mid=mid+Math.imul(ah3,bl4)|0;hi=hi+Math.imul(ah3,bh4)|0;lo=lo+Math.imul(al2,bl5)|0;mid=mid+Math.imul(al2,bh5)|0;mid=mid+Math.imul(ah2,bl5)|0;hi=hi+Math.imul(ah2,bh5)|0;lo=lo+Math.imul(al1,bl6)|0;mid=mid+Math.imul(al1,bh6)|0;mid=mid+Math.imul(ah1,bl6)|0;hi=hi+Math.imul(ah1,bh6)|0;lo=lo+Math.imul(al0,bl7)|0;mid=mid+Math.imul(al0,bh7)|0;mid=mid+Math.imul(ah0,bl7)|0;hi=hi+Math.imul(ah0,bh7)|0;var w7=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w7>>>26)|0;w7&=67108863;lo=Math.imul(al8,bl0);mid=Math.imul(al8,bh0);mid=mid+Math.imul(ah8,bl0)|0;hi=Math.imul(ah8,bh0);lo=lo+Math.imul(al7,bl1)|0;mid=mid+Math.imul(al7,bh1)|0;mid=mid+Math.imul(ah7,bl1)|0;hi=hi+Math.imul(ah7,bh1)|0;lo=lo+Math.imul(al6,bl2)|0;mid=mid+Math.imul(al6,bh2)|0;mid=mid+Math.imul(ah6,bl2)|0;hi=hi+Math.imul(ah6,bh2)|0;lo=lo+Math.imul(al5,bl3)|0;mid=mid+Math.imul(al5,bh3)|0;mid=mid+Math.imul(ah5,bl3)|0;hi=hi+Math.imul(ah5,bh3)|0;lo=lo+Math.imul(al4,bl4)|0;mid=mid+Math.imul(al4,bh4)|0;mid=mid+Math.imul(ah4,bl4)|0;hi=hi+Math.imul(ah4,bh4)|0;lo=lo+Math.imul(al3,bl5)|0;mid=mid+Math.imul(al3,bh5)|0;mid=mid+Math.imul(ah3,bl5)|0;hi=hi+Math.imul(ah3,bh5)|0;lo=lo+Math.imul(al2,bl6)|0;mid=mid+Math.imul(al2,bh6)|0;mid=mid+Math.imul(ah2,bl6)|0;hi=hi+Math.imul(ah2,bh6)|0;lo=lo+Math.imul(al1,bl7)|0;mid=mid+Math.imul(al1,bh7)|0;mid=mid+Math.imul(ah1,bl7)|0;hi=hi+Math.imul(ah1,bh7)|0;lo=lo+Math.imul(al0,bl8)|0;mid=mid+Math.imul(al0,bh8)|0;mid=mid+Math.imul(ah0,bl8)|0;hi=hi+Math.imul(ah0,bh8)|0;var w8=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w8>>>26)|0;w8&=67108863;lo=Math.imul(al9,bl0);mid=Math.imul(al9,bh0);mid=mid+Math.imul(ah9,bl0)|0;hi=Math.imul(ah9,bh0);lo=lo+Math.imul(al8,bl1)|0;mid=mid+Math.imul(al8,bh1)|0;mid=mid+Math.imul(ah8,bl1)|0;hi=hi+Math.imul(ah8,bh1)|0;lo=lo+Math.imul(al7,bl2)|0;mid=mid+Math.imul(al7,bh2)|0;mid=mid+Math.imul(ah7,bl2)|0;hi=hi+Math.imul(ah7,bh2)|0;lo=lo+Math.imul(al6,bl3)|0;mid=mid+Math.imul(al6,bh3)|0;mid=mid+Math.imul(ah6,bl3)|0;hi=hi+Math.imul(ah6,bh3)|0;lo=lo+Math.imul(al5,bl4)|0;mid=mid+Math.imul(al5,bh4)|0;mid=mid+Math.imul(ah5,bl4)|0;hi=hi+Math.imul(ah5,bh4)|0;lo=lo+Math.imul(al4,bl5)|0;mid=mid+Math.imul(al4,bh5)|0;mid=mid+Math.imul(ah4,bl5)|0;hi=hi+Math.imul(ah4,bh5)|0;lo=lo+Math.imul(al3,bl6)|0;mid=mid+Math.imul(al3,bh6)|0;mid=mid+Math.imul(ah3,bl6)|0;hi=hi+Math.imul(ah3,bh6)|0;lo=lo+Math.imul(al2,bl7)|0;mid=mid+Math.imul(al2,bh7)|0;mid=mid+Math.imul(ah2,bl7)|0;hi=hi+Math.imul(ah2,bh7)|0;lo=lo+Math.imul(al1,bl8)|0;mid=mid+Math.imul(al1,bh8)|0;mid=mid+Math.imul(ah1,bl8)|0;hi=hi+Math.imul(ah1,bh8)|0;lo=lo+Math.imul(al0,bl9)|0;mid=mid+Math.imul(al0,bh9)|0;mid=mid+Math.imul(ah0,bl9)|0;hi=hi+Math.imul(ah0,bh9)|0;var w9=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w9>>>26)|0;w9&=67108863;lo=Math.imul(al9,bl1);mid=Math.imul(al9,bh1);mid=mid+Math.imul(ah9,bl1)|0;hi=Math.imul(ah9,bh1);lo=lo+Math.imul(al8,bl2)|0;mid=mid+Math.imul(al8,bh2)|0;mid=mid+Math.imul(ah8,bl2)|0;hi=hi+Math.imul(ah8,bh2)|0;lo=lo+Math.imul(al7,bl3)|0;mid=mid+Math.imul(al7,bh3)|0;mid=mid+Math.imul(ah7,bl3)|0;hi=hi+Math.imul(ah7,bh3)|0;lo=lo+Math.imul(al6,bl4)|0;mid=mid+Math.imul(al6,bh4)|0;mid=mid+Math.imul(ah6,bl4)|0;hi=hi+Math.imul(ah6,bh4)|0;lo=lo+Math.imul(al5,bl5)|0;mid=mid+Math.imul(al5,bh5)|0;mid=mid+Math.imul(ah5,bl5)|0;hi=hi+Math.imul(ah5,bh5)|0;lo=lo+Math.imul(al4,bl6)|0;mid=mid+Math.imul(al4,bh6)|0;mid=mid+Math.imul(ah4,bl6)|0;hi=hi+Math.imul(ah4,bh6)|0;lo=lo+Math.imul(al3,bl7)|0;mid=mid+Math.imul(al3,bh7)|0;mid=mid+Math.imul(ah3,bl7)|0;hi=hi+Math.imul(ah3,bh7)|0;lo=lo+Math.imul(al2,bl8)|0;mid=mid+Math.imul(al2,bh8)|0;mid=mid+Math.imul(ah2,bl8)|0;hi=hi+Math.imul(ah2,bh8)|0;lo=lo+Math.imul(al1,bl9)|0;mid=mid+Math.imul(al1,bh9)|0;mid=mid+Math.imul(ah1,bl9)|0;hi=hi+Math.imul(ah1,bh9)|0;var w10=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w10>>>26)|0;w10&=67108863;lo=Math.imul(al9,bl2);mid=Math.imul(al9,bh2);mid=mid+Math.imul(ah9,bl2)|0;hi=Math.imul(ah9,bh2);lo=lo+Math.imul(al8,bl3)|0;mid=mid+Math.imul(al8,bh3)|0;mid=mid+Math.imul(ah8,bl3)|0;hi=hi+Math.imul(ah8,bh3)|0;lo=lo+Math.imul(al7,bl4)|0;mid=mid+Math.imul(al7,bh4)|0;mid=mid+Math.imul(ah7,bl4)|0;hi=hi+Math.imul(ah7,bh4)|0;lo=lo+Math.imul(al6,bl5)|0;mid=mid+Math.imul(al6,bh5)|0;mid=mid+Math.imul(ah6,bl5)|0;hi=hi+Math.imul(ah6,bh5)|0;lo=lo+Math.imul(al5,bl6)|0;mid=mid+Math.imul(al5,bh6)|0;mid=mid+Math.imul(ah5,bl6)|0;hi=hi+Math.imul(ah5,bh6)|0;lo=lo+Math.imul(al4,bl7)|0;mid=mid+Math.imul(al4,bh7)|0;mid=mid+Math.imul(ah4,bl7)|0;hi=hi+Math.imul(ah4,bh7)|0;lo=lo+Math.imul(al3,bl8)|0;mid=mid+Math.imul(al3,bh8)|0;mid=mid+Math.imul(ah3,bl8)|0;hi=hi+Math.imul(ah3,bh8)|0;lo=lo+Math.imul(al2,bl9)|0;mid=mid+Math.imul(al2,bh9)|0;mid=mid+Math.imul(ah2,bl9)|0;hi=hi+Math.imul(ah2,bh9)|0;var w11=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w11>>>26)|0;w11&=67108863;lo=Math.imul(al9,bl3);mid=Math.imul(al9,bh3);mid=mid+Math.imul(ah9,bl3)|0;hi=Math.imul(ah9,bh3);lo=lo+Math.imul(al8,bl4)|0;mid=mid+Math.imul(al8,bh4)|0;mid=mid+Math.imul(ah8,bl4)|0;hi=hi+Math.imul(ah8,bh4)|0;lo=lo+Math.imul(al7,bl5)|0;mid=mid+Math.imul(al7,bh5)|0;mid=mid+Math.imul(ah7,bl5)|0;hi=hi+Math.imul(ah7,bh5)|0;lo=lo+Math.imul(al6,bl6)|0;mid=mid+Math.imul(al6,bh6)|0;mid=mid+Math.imul(ah6,bl6)|0;hi=hi+Math.imul(ah6,bh6)|0;lo=lo+Math.imul(al5,bl7)|0;mid=mid+Math.imul(al5,bh7)|0;mid=mid+Math.imul(ah5,bl7)|0;hi=hi+Math.imul(ah5,bh7)|0;lo=lo+Math.imul(al4,bl8)|0;mid=mid+Math.imul(al4,bh8)|0;mid=mid+Math.imul(ah4,bl8)|0;hi=hi+Math.imul(ah4,bh8)|0;lo=lo+Math.imul(al3,bl9)|0;mid=mid+Math.imul(al3,bh9)|0;mid=mid+Math.imul(ah3,bl9)|0;hi=hi+Math.imul(ah3,bh9)|0;var w12=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w12>>>26)|0;w12&=67108863;lo=Math.imul(al9,bl4);mid=Math.imul(al9,bh4);mid=mid+Math.imul(ah9,bl4)|0;hi=Math.imul(ah9,bh4);lo=lo+Math.imul(al8,bl5)|0;mid=mid+Math.imul(al8,bh5)|0;mid=mid+Math.imul(ah8,bl5)|0;hi=hi+Math.imul(ah8,bh5)|0;lo=lo+Math.imul(al7,bl6)|0;mid=mid+Math.imul(al7,bh6)|0;mid=mid+Math.imul(ah7,bl6)|0;hi=hi+Math.imul(ah7,bh6)|0;lo=lo+Math.imul(al6,bl7)|0;mid=mid+Math.imul(al6,bh7)|0;mid=mid+Math.imul(ah6,bl7)|0;hi=hi+Math.imul(ah6,bh7)|0;lo=lo+Math.imul(al5,bl8)|0;mid=mid+Math.imul(al5,bh8)|0;mid=mid+Math.imul(ah5,bl8)|0;hi=hi+Math.imul(ah5,bh8)|0;lo=lo+Math.imul(al4,bl9)|0;mid=mid+Math.imul(al4,bh9)|0;mid=mid+Math.imul(ah4,bl9)|0;hi=hi+Math.imul(ah4,bh9)|0;var w13=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w13>>>26)|0;w13&=67108863;lo=Math.imul(al9,bl5);mid=Math.imul(al9,bh5);mid=mid+Math.imul(ah9,bl5)|0;hi=Math.imul(ah9,bh5);lo=lo+Math.imul(al8,bl6)|0;mid=mid+Math.imul(al8,bh6)|0;mid=mid+Math.imul(ah8,bl6)|0;hi=hi+Math.imul(ah8,bh6)|0;lo=lo+Math.imul(al7,bl7)|0;mid=mid+Math.imul(al7,bh7)|0;mid=mid+Math.imul(ah7,bl7)|0;hi=hi+Math.imul(ah7,bh7)|0;lo=lo+Math.imul(al6,bl8)|0;mid=mid+Math.imul(al6,bh8)|0;mid=mid+Math.imul(ah6,bl8)|0;hi=hi+Math.imul(ah6,bh8)|0;lo=lo+Math.imul(al5,bl9)|0;mid=mid+Math.imul(al5,bh9)|0;mid=mid+Math.imul(ah5,bl9)|0;hi=hi+Math.imul(ah5,bh9)|0;var w14=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w14>>>26)|0;w14&=67108863;lo=Math.imul(al9,bl6);mid=Math.imul(al9,bh6);mid=mid+Math.imul(ah9,bl6)|0;hi=Math.imul(ah9,bh6);lo=lo+Math.imul(al8,bl7)|0;mid=mid+Math.imul(al8,bh7)|0;mid=mid+Math.imul(ah8,bl7)|0;hi=hi+Math.imul(ah8,bh7)|0;lo=lo+Math.imul(al7,bl8)|0;mid=mid+Math.imul(al7,bh8)|0;mid=mid+Math.imul(ah7,bl8)|0;hi=hi+Math.imul(ah7,bh8)|0;lo=lo+Math.imul(al6,bl9)|0;mid=mid+Math.imul(al6,bh9)|0;mid=mid+Math.imul(ah6,bl9)|0;hi=hi+Math.imul(ah6,bh9)|0;var w15=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w15>>>26)|0;w15&=67108863;lo=Math.imul(al9,bl7);mid=Math.imul(al9,bh7);mid=mid+Math.imul(ah9,bl7)|0;hi=Math.imul(ah9,bh7);lo=lo+Math.imul(al8,bl8)|0;mid=mid+Math.imul(al8,bh8)|0;mid=mid+Math.imul(ah8,bl8)|0;hi=hi+Math.imul(ah8,bh8)|0;lo=lo+Math.imul(al7,bl9)|0;mid=mid+Math.imul(al7,bh9)|0;mid=mid+Math.imul(ah7,bl9)|0;hi=hi+Math.imul(ah7,bh9)|0;var w16=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w16>>>26)|0;w16&=67108863;lo=Math.imul(al9,bl8);mid=Math.imul(al9,bh8);mid=mid+Math.imul(ah9,bl8)|0;hi=Math.imul(ah9,bh8);lo=lo+Math.imul(al8,bl9)|0;mid=mid+Math.imul(al8,bh9)|0;mid=mid+Math.imul(ah8,bl9)|0;hi=hi+Math.imul(ah8,bh9)|0;var w17=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w17>>>26)|0;w17&=67108863;lo=Math.imul(al9,bl9);mid=Math.imul(al9,bh9);mid=mid+Math.imul(ah9,bl9)|0;hi=Math.imul(ah9,bh9);var w18=(c+lo|0)+((mid&8191)<<13)|0;c=(hi+(mid>>>13)|0)+(w18>>>26)|0;w18&=67108863;o[0]=w0;o[1]=w1;o[2]=w2;o[3]=w3;o[4]=w4;o[5]=w5;o[6]=w6;o[7]=w7;o[8]=w8;o[9]=w9;o[10]=w10;o[11]=w11;o[12]=w12;o[13]=w13;o[14]=w14;o[15]=w15;o[16]=w16;o[17]=w17;o[18]=w18;if(c!==0){o[19]=c;out.length++}return out};if(!Math.imul){comb10MulTo=smallMulTo}function bigMulTo(self,num,out){out.negative=num.negative^self.negative;out.length=self.length+num.length;var carry=0;var hncarry=0;for(var k=0;k<out.length-1;k++){var ncarry=hncarry;hncarry=0;var rword=carry&67108863;var maxJ=Math.min(k,num.length-1);for(var j=Math.max(0,k-self.length+1);j<=maxJ;j++){var i=k-j;var a=self.words[i]|0;var b=num.words[j]|0;var r=a*b;var lo=r&67108863;ncarry=ncarry+(r/67108864|0)|0;lo=lo+rword|0;rword=lo&67108863;ncarry=ncarry+(lo>>>26)|0;hncarry+=ncarry>>>26;ncarry&=67108863}out.words[k]=rword;carry=ncarry;ncarry=hncarry}if(carry!==0){out.words[k]=carry}else{out.length--}return out.strip()}function jumboMulTo(self,num,out){var fftm=new FFTM;return fftm.mulp(self,num,out)}BN.prototype.mulTo=function mulTo(num,out){var res;var len=this.length+num.length;if(this.length===10&&num.length===10){res=comb10MulTo(this,num,out)}else if(len<63){res=smallMulTo(this,num,out)}else if(len<1024){res=bigMulTo(this,num,out)}else{res=jumboMulTo(this,num,out)}return res};function FFTM(x,y){this.x=x;this.y=y}FFTM.prototype.makeRBT=function makeRBT(N){var t=new Array(N);var l=BN.prototype._countBits(N)-1;for(var i=0;i<N;i++){t[i]=this.revBin(i,l,N)}return t};FFTM.prototype.revBin=function revBin(x,l,N){if(x===0||x===N-1)return x;var rb=0;for(var i=0;i<l;i++){rb|=(x&1)<<l-i-1;x>>=1}return rb};FFTM.prototype.permute=function permute(rbt,rws,iws,rtws,itws,N){for(var i=0;i<N;i++){rtws[i]=rws[rbt[i]];itws[i]=iws[rbt[i]]}};FFTM.prototype.transform=function transform(rws,iws,rtws,itws,N,rbt){this.permute(rbt,rws,iws,rtws,itws,N);for(var s=1;s<N;s<<=1){var l=s<<1;var rtwdf=Math.cos(2*Math.PI/l);var itwdf=Math.sin(2*Math.PI/l);for(var p=0;p<N;p+=l){var rtwdf_=rtwdf;var itwdf_=itwdf;for(var j=0;j<s;j++){var re=rtws[p+j];var ie=itws[p+j];var ro=rtws[p+j+s];var io=itws[p+j+s];var rx=rtwdf_*ro-itwdf_*io;io=rtwdf_*io+itwdf_*ro;ro=rx;rtws[p+j]=re+ro;itws[p+j]=ie+io;rtws[p+j+s]=re-ro;itws[p+j+s]=ie-io;if(j!==l){rx=rtwdf*rtwdf_-itwdf*itwdf_;itwdf_=rtwdf*itwdf_+itwdf*rtwdf_;rtwdf_=rx}}}}};FFTM.prototype.guessLen13b=function guessLen13b(n,m){var N=Math.max(m,n)|1;var odd=N&1;var i=0;for(N=N/2|0;N;N=N>>>1){i++}return 1<<i+1+odd};FFTM.prototype.conjugate=function conjugate(rws,iws,N){if(N<=1)return;for(var i=0;i<N/2;i++){var t=rws[i];rws[i]=rws[N-i-1];rws[N-i-1]=t;t=iws[i];iws[i]=-iws[N-i-1];iws[N-i-1]=-t}};FFTM.prototype.normalize13b=function normalize13b(ws,N){var carry=0;for(var i=0;i<N/2;i++){var w=Math.round(ws[2*i+1]/N)*8192+Math.round(ws[2*i]/N)+carry;ws[i]=w&67108863;if(w<67108864){carry=0}else{carry=w/67108864|0}}return ws};FFTM.prototype.convert13b=function convert13b(ws,len,rws,N){var carry=0;for(var i=0;i<len;i++){carry=carry+(ws[i]|0);rws[2*i]=carry&8191;carry=carry>>>13;rws[2*i+1]=carry&8191;carry=carry>>>13}for(i=2*len;i<N;++i){rws[i]=0}assert(carry===0);assert((carry&~8191)===0)};FFTM.prototype.stub=function stub(N){var ph=new Array(N);for(var i=0;i<N;i++){ph[i]=0}return ph};FFTM.prototype.mulp=function mulp(x,y,out){var N=2*this.guessLen13b(x.length,y.length);var rbt=this.makeRBT(N);var _=this.stub(N);var rws=new Array(N);var rwst=new Array(N);var iwst=new Array(N);var nrws=new Array(N);var nrwst=new Array(N);var niwst=new Array(N);var rmws=out.words;rmws.length=N;this.convert13b(x.words,x.length,rws,N);this.convert13b(y.words,y.length,nrws,N);this.transform(rws,_,rwst,iwst,N,rbt);this.transform(nrws,_,nrwst,niwst,N,rbt);for(var i=0;i<N;i++){var rx=rwst[i]*nrwst[i]-iwst[i]*niwst[i];iwst[i]=rwst[i]*niwst[i]+iwst[i]*nrwst[i];rwst[i]=rx}this.conjugate(rwst,iwst,N);this.transform(rwst,iwst,rmws,_,N,rbt);this.conjugate(rmws,_,N);this.normalize13b(rmws,N);out.negative=x.negative^y.negative;out.length=x.length+y.length;return out.strip()};BN.prototype.mul=function mul(num){var out=new BN(null);out.words=new Array(this.length+num.length);return this.mulTo(num,out)};BN.prototype.mulf=function mulf(num){var out=new BN(null);out.words=new Array(this.length+num.length);return jumboMulTo(this,num,out)};BN.prototype.imul=function imul(num){return this.clone().mulTo(num,this)};BN.prototype.imuln=function imuln(num){assert(typeof num==="number");assert(num<67108864);var carry=0;for(var i=0;i<this.length;i++){var w=(this.words[i]|0)*num;var lo=(w&67108863)+(carry&67108863);carry>>=26;carry+=w/67108864|0;carry+=lo>>>26;this.words[i]=lo&67108863}if(carry!==0){this.words[i]=carry;this.length++}this.length=num===0?1:this.length;return this};BN.prototype.muln=function muln(num){return this.clone().imuln(num)};BN.prototype.sqr=function sqr(){return this.mul(this)};BN.prototype.isqr=function isqr(){return this.imul(this.clone())};BN.prototype.pow=function pow(num){var w=toBitArray(num);if(w.length===0)return new BN(1);var res=this;for(var i=0;i<w.length;i++,res=res.sqr()){if(w[i]!==0)break}if(++i<w.length){for(var q=res.sqr();i<w.length;i++,q=q.sqr()){if(w[i]===0)continue;res=res.mul(q)}}return res};BN.prototype.iushln=function iushln(bits){assert(typeof bits==="number"&&bits>=0);var r=bits%26;var s=(bits-r)/26;var carryMask=67108863>>>26-r<<26-r;var i;if(r!==0){var carry=0;for(i=0;i<this.length;i++){var newCarry=this.words[i]&carryMask;var c=(this.words[i]|0)-newCarry<<r;this.words[i]=c|carry;carry=newCarry>>>26-r}if(carry){this.words[i]=carry;this.length++}}if(s!==0){for(i=this.length-1;i>=0;i--){this.words[i+s]=this.words[i]}for(i=0;i<s;i++){this.words[i]=0}this.length+=s}return this.strip()};BN.prototype.ishln=function ishln(bits){assert(this.negative===0);return this.iushln(bits)};BN.prototype.iushrn=function iushrn(bits,hint,extended){assert(typeof bits==="number"&&bits>=0);var h;if(hint){h=(hint-hint%26)/26}else{h=0}var r=bits%26;var s=Math.min((bits-r)/26,this.length);var mask=67108863^67108863>>>r<<r;var maskedWords=extended;h-=s;h=Math.max(0,h);if(maskedWords){for(var i=0;i<s;i++){maskedWords.words[i]=this.words[i]}maskedWords.length=s}if(s===0){}else if(this.length>s){this.length-=s;for(i=0;i<this.length;i++){this.words[i]=this.words[i+s]}}else{this.words[0]=0;this.length=1}var carry=0;for(i=this.length-1;i>=0&&(carry!==0||i>=h);i--){var word=this.words[i]|0;this.words[i]=carry<<26-r|word>>>r;carry=word&mask}if(maskedWords&&carry!==0){maskedWords.words[maskedWords.length++]=carry}if(this.length===0){this.words[0]=0;this.length=1}return this.strip()};BN.prototype.ishrn=function ishrn(bits,hint,extended){assert(this.negative===0);return this.iushrn(bits,hint,extended)};BN.prototype.shln=function shln(bits){return this.clone().ishln(bits)};BN.prototype.ushln=function ushln(bits){return this.clone().iushln(bits)};BN.prototype.shrn=function shrn(bits){return this.clone().ishrn(bits)};BN.prototype.ushrn=function ushrn(bits){return this.clone().iushrn(bits)};BN.prototype.testn=function testn(bit){assert(typeof bit==="number"&&bit>=0);var r=bit%26;var s=(bit-r)/26;var q=1<<r;if(this.length<=s)return false;var w=this.words[s];return!!(w&q)};BN.prototype.imaskn=function imaskn(bits){assert(typeof bits==="number"&&bits>=0);var r=bits%26;var s=(bits-r)/26;assert(this.negative===0,"imaskn works only with positive numbers");if(this.length<=s){return this}if(r!==0){s++}this.length=Math.min(s,this.length);if(r!==0){var mask=67108863^67108863>>>r<<r;this.words[this.length-1]&=mask}return this.strip()};BN.prototype.maskn=function maskn(bits){return this.clone().imaskn(bits)};BN.prototype.iaddn=function iaddn(num){assert(typeof num==="number");assert(num<67108864);if(num<0)return this.isubn(-num);if(this.negative!==0){if(this.length===1&&(this.words[0]|0)<num){this.words[0]=num-(this.words[0]|0);this.negative=0;return this}this.negative=0;this.isubn(num);this.negative=1;return this}return this._iaddn(num)};BN.prototype._iaddn=function _iaddn(num){this.words[0]+=num;for(var i=0;i<this.length&&this.words[i]>=67108864;i++){this.words[i]-=67108864;if(i===this.length-1){this.words[i+1]=1}else{this.words[i+1]++}}this.length=Math.max(this.length,i+1);return this};BN.prototype.isubn=function isubn(num){assert(typeof num==="number");assert(num<67108864);if(num<0)return this.iaddn(-num);if(this.negative!==0){this.negative=0;this.iaddn(num);this.negative=1;return this}this.words[0]-=num;if(this.length===1&&this.words[0]<0){this.words[0]=-this.words[0];this.negative=1}else{for(var i=0;i<this.length&&this.words[i]<0;i++){this.words[i]+=67108864;this.words[i+1]-=1}}return this.strip()};BN.prototype.addn=function addn(num){return this.clone().iaddn(num)};BN.prototype.subn=function subn(num){return this.clone().isubn(num)};BN.prototype.iabs=function iabs(){this.negative=0;return this};BN.prototype.abs=function abs(){return this.clone().iabs()};BN.prototype._ishlnsubmul=function _ishlnsubmul(num,mul,shift){var len=num.length+shift;var i;this._expand(len);var w;var carry=0;for(i=0;i<num.length;i++){w=(this.words[i+shift]|0)+carry;var right=(num.words[i]|0)*mul;w-=right&67108863;carry=(w>>26)-(right/67108864|0);this.words[i+shift]=w&67108863}for(;i<this.length-shift;i++){w=(this.words[i+shift]|0)+carry;carry=w>>26;this.words[i+shift]=w&67108863}if(carry===0)return this.strip();assert(carry===-1);carry=0;for(i=0;i<this.length;i++){w=-(this.words[i]|0)+carry;carry=w>>26;this.words[i]=w&67108863}this.negative=1;return this.strip()};BN.prototype._wordDiv=function _wordDiv(num,mode){var shift=this.length-num.length;var a=this.clone();var b=num;var bhi=b.words[b.length-1]|0;var bhiBits=this._countBits(bhi);shift=26-bhiBits;if(shift!==0){b=b.ushln(shift);a.iushln(shift);bhi=b.words[b.length-1]|0}var m=a.length-b.length;var q;if(mode!=="mod"){q=new BN(null);q.length=m+1;q.words=new Array(q.length);for(var i=0;i<q.length;i++){q.words[i]=0}}var diff=a.clone()._ishlnsubmul(b,1,m);if(diff.negative===0){a=diff;if(q){q.words[m]=1}}for(var j=m-1;j>=0;j--){var qj=(a.words[b.length+j]|0)*67108864+(a.words[b.length+j-1]|0);qj=Math.min(qj/bhi|0,67108863);a._ishlnsubmul(b,qj,j);while(a.negative!==0){qj--;a.negative=0;a._ishlnsubmul(b,1,j);if(!a.isZero()){a.negative^=1}}if(q){q.words[j]=qj}}if(q){q.strip()}a.strip();if(mode!=="div"&&shift!==0){a.iushrn(shift)}return{div:q||null,mod:a}};BN.prototype.divmod=function divmod(num,mode,positive){assert(!num.isZero());if(this.isZero()){return{div:new BN(0),mod:new BN(0)}}var div,mod,res;if(this.negative!==0&&num.negative===0){res=this.neg().divmod(num,mode);if(mode!=="mod"){div=res.div.neg()}if(mode!=="div"){mod=res.mod.neg();if(positive&&mod.negative!==0){mod.iadd(num)}}return{div:div,mod:mod}}if(this.negative===0&&num.negative!==0){res=this.divmod(num.neg(),mode);if(mode!=="mod"){div=res.div.neg()}return{div:div,mod:res.mod}}if((this.negative&num.negative)!==0){res=this.neg().divmod(num.neg(),mode);if(mode!=="div"){mod=res.mod.neg();if(positive&&mod.negative!==0){mod.isub(num)}}return{div:res.div,mod:mod}}if(num.length>this.length||this.cmp(num)<0){return{div:new BN(0),mod:this}}if(num.length===1){if(mode==="div"){return{div:this.divn(num.words[0]),mod:null}}if(mode==="mod"){return{div:null,mod:new BN(this.modn(num.words[0]))}}return{div:this.divn(num.words[0]),mod:new BN(this.modn(num.words[0]))}}return this._wordDiv(num,mode)};BN.prototype.div=function div(num){return this.divmod(num,"div",false).div};BN.prototype.mod=function mod(num){return this.divmod(num,"mod",false).mod};BN.prototype.umod=function umod(num){return this.divmod(num,"mod",true).mod};BN.prototype.divRound=function divRound(num){var dm=this.divmod(num);if(dm.mod.isZero())return dm.div;var mod=dm.div.negative!==0?dm.mod.isub(num):dm.mod;var half=num.ushrn(1);var r2=num.andln(1);var cmp=mod.cmp(half);if(cmp<0||r2===1&&cmp===0)return dm.div;return dm.div.negative!==0?dm.div.isubn(1):dm.div.iaddn(1)};BN.prototype.modn=function modn(num){assert(num<=67108863);var p=(1<<26)%num;var acc=0;for(var i=this.length-1;i>=0;i--){acc=(p*acc+(this.words[i]|0))%num}return acc};BN.prototype.idivn=function idivn(num){assert(num<=67108863);var carry=0;for(var i=this.length-1;i>=0;i--){var w=(this.words[i]|0)+carry*67108864;this.words[i]=w/num|0;carry=w%num}return this.strip()};BN.prototype.divn=function divn(num){return this.clone().idivn(num)};BN.prototype.egcd=function egcd(p){assert(p.negative===0);assert(!p.isZero());var x=this;var y=p.clone();if(x.negative!==0){x=x.umod(p)}else{x=x.clone()}var A=new BN(1);var B=new BN(0);var C=new BN(0);var D=new BN(1);var g=0;while(x.isEven()&&y.isEven()){x.iushrn(1);y.iushrn(1);++g}var yp=y.clone();var xp=x.clone();while(!x.isZero()){for(var i=0,im=1;(x.words[0]&im)===0&&i<26;++i,im<<=1);if(i>0){x.iushrn(i);while(i-- >0){if(A.isOdd()||B.isOdd()){A.iadd(yp);B.isub(xp)}A.iushrn(1);B.iushrn(1)}}for(var j=0,jm=1;(y.words[0]&jm)===0&&j<26;++j,jm<<=1);if(j>0){y.iushrn(j);while(j-- >0){if(C.isOdd()||D.isOdd()){C.iadd(yp);D.isub(xp)}C.iushrn(1);D.iushrn(1)}}if(x.cmp(y)>=0){x.isub(y);A.isub(C);B.isub(D)}else{y.isub(x);C.isub(A);D.isub(B)}}return{a:C,b:D,gcd:y.iushln(g)}};BN.prototype._invmp=function _invmp(p){assert(p.negative===0);assert(!p.isZero());var a=this;var b=p.clone();if(a.negative!==0){a=a.umod(p)}else{a=a.clone()}var x1=new BN(1);var x2=new BN(0);var delta=b.clone();while(a.cmpn(1)>0&&b.cmpn(1)>0){for(var i=0,im=1;(a.words[0]&im)===0&&i<26;++i,im<<=1);if(i>0){a.iushrn(i);while(i-- >0){if(x1.isOdd()){x1.iadd(delta)}x1.iushrn(1)}}for(var j=0,jm=1;(b.words[0]&jm)===0&&j<26;++j,jm<<=1);if(j>0){b.iushrn(j);while(j-- >0){if(x2.isOdd()){x2.iadd(delta)}x2.iushrn(1)}}if(a.cmp(b)>=0){a.isub(b);x1.isub(x2)}else{b.isub(a);x2.isub(x1)}}var res;if(a.cmpn(1)===0){res=x1}else{res=x2}if(res.cmpn(0)<0){res.iadd(p)}return res};BN.prototype.gcd=function gcd(num){if(this.isZero())return num.abs();if(num.isZero())return this.abs();var a=this.clone();var b=num.clone();a.negative=0;b.negative=0;for(var shift=0;a.isEven()&&b.isEven();shift++){a.iushrn(1);b.iushrn(1)}do{while(a.isEven()){a.iushrn(1)}while(b.isEven()){b.iushrn(1)}var r=a.cmp(b);if(r<0){var t=a;a=b;b=t}else if(r===0||b.cmpn(1)===0){break}a.isub(b)}while(true);return b.iushln(shift)};BN.prototype.invm=function invm(num){return this.egcd(num).a.umod(num)};BN.prototype.isEven=function isEven(){return(this.words[0]&1)===0};BN.prototype.isOdd=function isOdd(){return(this.words[0]&1)===1};BN.prototype.andln=function andln(num){return this.words[0]&num};BN.prototype.bincn=function bincn(bit){assert(typeof bit==="number");var r=bit%26;var s=(bit-r)/26;var q=1<<r;if(this.length<=s){this._expand(s+1);this.words[s]|=q;return this}var carry=q;for(var i=s;carry!==0&&i<this.length;i++){var w=this.words[i]|0;w+=carry;carry=w>>>26;w&=67108863;this.words[i]=w}if(carry!==0){this.words[i]=carry;this.length++}return this};BN.prototype.isZero=function isZero(){return this.length===1&&this.words[0]===0};BN.prototype.cmpn=function cmpn(num){var negative=num<0;if(this.negative!==0&&!negative)return-1;if(this.negative===0&&negative)return 1;this.strip();var res;if(this.length>1){res=1}else{if(negative){num=-num}assert(num<=67108863,"Number is too big");var w=this.words[0]|0;res=w===num?0:w<num?-1:1}if(this.negative!==0)return-res|0;return res};BN.prototype.cmp=function cmp(num){if(this.negative!==0&&num.negative===0)return-1;if(this.negative===0&&num.negative!==0)return 1;var res=this.ucmp(num);if(this.negative!==0)return-res|0;return res};BN.prototype.ucmp=function ucmp(num){if(this.length>num.length)return 1;if(this.length<num.length)return-1;var res=0;for(var i=this.length-1;i>=0;i--){var a=this.words[i]|0;var b=num.words[i]|0;if(a===b)continue;if(a<b){res=-1}else if(a>b){res=1}break}return res};BN.prototype.gtn=function gtn(num){return this.cmpn(num)===1};BN.prototype.gt=function gt(num){return this.cmp(num)===1};BN.prototype.gten=function gten(num){return this.cmpn(num)>=0};BN.prototype.gte=function gte(num){return this.cmp(num)>=0};BN.prototype.ltn=function ltn(num){return this.cmpn(num)===-1};BN.prototype.lt=function lt(num){return this.cmp(num)===-1};BN.prototype.lten=function lten(num){return this.cmpn(num)<=0};BN.prototype.lte=function lte(num){return this.cmp(num)<=0};BN.prototype.eqn=function eqn(num){return this.cmpn(num)===0};BN.prototype.eq=function eq(num){return this.cmp(num)===0};BN.red=function red(num){return new Red(num)};BN.prototype.toRed=function toRed(ctx){assert(!this.red,"Already a number in reduction context");assert(this.negative===0,"red works only with positives");return ctx.convertTo(this)._forceRed(ctx)};BN.prototype.fromRed=function fromRed(){assert(this.red,"fromRed works only with numbers in reduction context");return this.red.convertFrom(this)};BN.prototype._forceRed=function _forceRed(ctx){this.red=ctx;return this};BN.prototype.forceRed=function forceRed(ctx){assert(!this.red,"Already a number in reduction context");return this._forceRed(ctx)};BN.prototype.redAdd=function redAdd(num){assert(this.red,"redAdd works only with red numbers");return this.red.add(this,num)};BN.prototype.redIAdd=function redIAdd(num){assert(this.red,"redIAdd works only with red numbers");return this.red.iadd(this,num)};BN.prototype.redSub=function redSub(num){assert(this.red,"redSub works only with red numbers");return this.red.sub(this,num)};BN.prototype.redISub=function redISub(num){assert(this.red,"redISub works only with red numbers");return this.red.isub(this,num)};BN.prototype.redShl=function redShl(num){assert(this.red,"redShl works only with red numbers");return this.red.shl(this,num)};BN.prototype.redMul=function redMul(num){assert(this.red,"redMul works only with red numbers");this.red._verify2(this,num);return this.red.mul(this,num)};BN.prototype.redIMul=function redIMul(num){assert(this.red,"redMul works only with red numbers");this.red._verify2(this,num);return this.red.imul(this,num)};BN.prototype.redSqr=function redSqr(){assert(this.red,"redSqr works only with red numbers");this.red._verify1(this);return this.red.sqr(this)};BN.prototype.redISqr=function redISqr(){assert(this.red,"redISqr works only with red numbers");this.red._verify1(this);return this.red.isqr(this)};BN.prototype.redSqrt=function redSqrt(){assert(this.red,"redSqrt works only with red numbers");this.red._verify1(this);return this.red.sqrt(this)};BN.prototype.redInvm=function redInvm(){assert(this.red,"redInvm works only with red numbers");this.red._verify1(this);return this.red.invm(this)};BN.prototype.redNeg=function redNeg(){assert(this.red,"redNeg works only with red numbers");this.red._verify1(this);return this.red.neg(this)};BN.prototype.redPow=function redPow(num){assert(this.red&&!num.red,"redPow(normalNum)");this.red._verify1(this);return this.red.pow(this,num)};var primes={k256:null,p224:null,p192:null,p25519:null};function MPrime(name,p){this.name=name;this.p=new BN(p,16);this.n=this.p.bitLength();this.k=new BN(1).iushln(this.n).isub(this.p);this.tmp=this._tmp()}MPrime.prototype._tmp=function _tmp(){var tmp=new BN(null);tmp.words=new Array(Math.ceil(this.n/13));return tmp};MPrime.prototype.ireduce=function ireduce(num){var r=num;var rlen;do{this.split(r,this.tmp);r=this.imulK(r);r=r.iadd(this.tmp);rlen=r.bitLength()}while(rlen>this.n);var cmp=rlen<this.n?-1:r.ucmp(this.p);if(cmp===0){r.words[0]=0;r.length=1}else if(cmp>0){r.isub(this.p)}else{if(r.strip!==undefined){r.strip()}else{r._strip()}}return r};MPrime.prototype.split=function split(input,out){input.iushrn(this.n,0,out)};MPrime.prototype.imulK=function imulK(num){return num.imul(this.k)};function K256(){MPrime.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}inherits(K256,MPrime);K256.prototype.split=function split(input,output){var mask=4194303;var outLen=Math.min(input.length,9);for(var i=0;i<outLen;i++){output.words[i]=input.words[i]}output.length=outLen;if(input.length<=9){input.words[0]=0;input.length=1;return}var prev=input.words[9];output.words[output.length++]=prev&mask;for(i=10;i<input.length;i++){var next=input.words[i]|0;input.words[i-10]=(next&mask)<<4|prev>>>22;prev=next}prev>>>=22;input.words[i-10]=prev;if(prev===0&&input.length>10){input.length-=10}else{input.length-=9}};K256.prototype.imulK=function imulK(num){num.words[num.length]=0;num.words[num.length+1]=0;num.length+=2;var lo=0;for(var i=0;i<num.length;i++){var w=num.words[i]|0;lo+=w*977;num.words[i]=lo&67108863;lo=w*64+(lo/67108864|0)}if(num.words[num.length-1]===0){num.length--;if(num.words[num.length-1]===0){num.length--}}return num};function P224(){MPrime.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}inherits(P224,MPrime);function P192(){MPrime.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}inherits(P192,MPrime);function P25519(){MPrime.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}inherits(P25519,MPrime);P25519.prototype.imulK=function imulK(num){var carry=0;for(var i=0;i<num.length;i++){var hi=(num.words[i]|0)*19+carry;var lo=hi&67108863;hi>>>=26;num.words[i]=lo;carry=hi}if(carry!==0){num.words[num.length++]=carry}return num};BN._prime=function prime(name){if(primes[name])return primes[name];var prime;if(name==="k256"){prime=new K256}else if(name==="p224"){prime=new P224}else if(name==="p192"){prime=new P192}else if(name==="p25519"){prime=new P25519}else{throw new Error("Unknown prime "+name)}primes[name]=prime;return prime};function Red(m){if(typeof m==="string"){var prime=BN._prime(m);this.m=prime.p;this.prime=prime}else{assert(m.gtn(1),"modulus must be greater than 1");this.m=m;this.prime=null}}Red.prototype._verify1=function _verify1(a){assert(a.negative===0,"red works only with positives");assert(a.red,"red works only with red numbers")};Red.prototype._verify2=function _verify2(a,b){assert((a.negative|b.negative)===0,"red works only with positives");assert(a.red&&a.red===b.red,"red works only with red numbers")};Red.prototype.imod=function imod(a){if(this.prime)return this.prime.ireduce(a)._forceRed(this);return a.umod(this.m)._forceRed(this)};Red.prototype.neg=function neg(a){if(a.isZero()){return a.clone()}return this.m.sub(a)._forceRed(this)};Red.prototype.add=function add(a,b){this._verify2(a,b);var res=a.add(b);if(res.cmp(this.m)>=0){res.isub(this.m)}return res._forceRed(this)};Red.prototype.iadd=function iadd(a,b){this._verify2(a,b);var res=a.iadd(b);if(res.cmp(this.m)>=0){res.isub(this.m)}return res};Red.prototype.sub=function sub(a,b){this._verify2(a,b);var res=a.sub(b);if(res.cmpn(0)<0){res.iadd(this.m)}return res._forceRed(this)};Red.prototype.isub=function isub(a,b){this._verify2(a,b);var res=a.isub(b);if(res.cmpn(0)<0){res.iadd(this.m)}return res};Red.prototype.shl=function shl(a,num){this._verify1(a);return this.imod(a.ushln(num))};Red.prototype.imul=function imul(a,b){this._verify2(a,b);return this.imod(a.imul(b))};Red.prototype.mul=function mul(a,b){this._verify2(a,b);return this.imod(a.mul(b))};Red.prototype.isqr=function isqr(a){return this.imul(a,a.clone())};Red.prototype.sqr=function sqr(a){return this.mul(a,a)};Red.prototype.sqrt=function sqrt(a){if(a.isZero())return a.clone();var mod3=this.m.andln(3);assert(mod3%2===1);if(mod3===3){var pow=this.m.add(new BN(1)).iushrn(2);return this.pow(a,pow)}var q=this.m.subn(1);var s=0;while(!q.isZero()&&q.andln(1)===0){s++;q.iushrn(1)}assert(!q.isZero());var one=new BN(1).toRed(this);var nOne=one.redNeg();var lpow=this.m.subn(1).iushrn(1);var z=this.m.bitLength();z=new BN(2*z*z).toRed(this);while(this.pow(z,lpow).cmp(nOne)!==0){z.redIAdd(nOne)}var c=this.pow(z,q);var r=this.pow(a,q.addn(1).iushrn(1));var t=this.pow(a,q);var m=s;while(t.cmp(one)!==0){var tmp=t;for(var i=0;tmp.cmp(one)!==0;i++){tmp=tmp.redSqr()}assert(i<m);var b=this.pow(c,new BN(1).iushln(m-i-1));r=r.redMul(b);c=b.redSqr();t=t.redMul(c);m=i}return r};Red.prototype.invm=function invm(a){var inv=a._invmp(this.m);if(inv.negative!==0){inv.negative=0;return this.imod(inv).redNeg()}else{return this.imod(inv)}};Red.prototype.pow=function pow(a,num){if(num.isZero())return new BN(1).toRed(this);if(num.cmpn(1)===0)return a.clone();var windowSize=4;var wnd=new Array(1<<windowSize);wnd[0]=new BN(1).toRed(this);wnd[1]=a;for(var i=2;i<wnd.length;i++){wnd[i]=this.mul(wnd[i-1],a)}var res=wnd[0];var current=0;var currentLen=0;var start=num.bitLength()%26;if(start===0){start=26}for(i=num.length-1;i>=0;i--){var word=num.words[i];for(var j=start-1;j>=0;j--){var bit=word>>j&1;if(res!==wnd[0]){res=this.sqr(res)}if(bit===0&&current===0){currentLen=0;continue}current<<=1;current|=bit;currentLen++;if(currentLen!==windowSize&&(i!==0||j!==0))continue;res=this.mul(res,wnd[current]);currentLen=0;current=0}start=26}return res};Red.prototype.convertTo=function convertTo(num){var r=num.umod(this.m);return r===num?r.clone():r};Red.prototype.convertFrom=function convertFrom(num){var res=num.clone();res.red=null;return res};BN.mont=function mont(num){return new Mont(num)};function Mont(m){Red.call(this,m);this.shift=this.m.bitLength();if(this.shift%26!==0){this.shift+=26-this.shift%26}this.r=new BN(1).iushln(this.shift);this.r2=this.imod(this.r.sqr());this.rinv=this.r._invmp(this.m);this.minv=this.rinv.mul(this.r).isubn(1).div(this.m);this.minv=this.minv.umod(this.r);this.minv=this.r.sub(this.minv)}inherits(Mont,Red);Mont.prototype.convertTo=function convertTo(num){return this.imod(num.ushln(this.shift))};Mont.prototype.convertFrom=function convertFrom(num){var r=this.imod(num.mul(this.rinv));r.red=null;return r};Mont.prototype.imul=function imul(a,b){if(a.isZero()||b.isZero()){a.words[0]=0;a.length=1;return a}var t=a.imul(b);var c=t.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m);var u=t.isub(c).iushrn(this.shift);var res=u;if(u.cmp(this.m)>=0){res=u.isub(this.m)}else if(u.cmpn(0)<0){res=u.iadd(this.m)}return res._forceRed(this)};Mont.prototype.mul=function mul(a,b){if(a.isZero()||b.isZero())return new BN(0)._forceRed(this);var t=a.mul(b);var c=t.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m);var u=t.isub(c).iushrn(this.shift);var res=u;if(u.cmp(this.m)>=0){res=u.isub(this.m)}else if(u.cmpn(0)<0){res=u.iadd(this.m)}return res._forceRed(this)};Mont.prototype.invm=function invm(a){var res=this.imod(a._invmp(this.m).mul(this.r2));return res._forceRed(this)}})(typeof module==="undefined"||module,this)},{buffer:2}],9:[function(require,module,exports){var r;module.exports=function rand(len){if(!r)r=new Rand(null);return r.generate(len)};function Rand(rand){this.rand=rand}module.exports.Rand=Rand;Rand.prototype.generate=function generate(len){return this._rand(len)};Rand.prototype._rand=function _rand(n){if(this.rand.getBytes)return this.rand.getBytes(n);var res=new Uint8Array(n);for(var i=0;i<res.length;i++)res[i]=this.rand.getByte();return res};if(typeof self==="object"){if(self.crypto&&self.crypto.getRandomValues){Rand.prototype._rand=function _rand(n){var arr=new Uint8Array(n);self.crypto.getRandomValues(arr);return arr}}else if(self.msCrypto&&self.msCrypto.getRandomValues){Rand.prototype._rand=function _rand(n){var arr=new Uint8Array(n);self.msCrypto.getRandomValues(arr);return arr}}else if(typeof window==="object"){Rand.prototype._rand=function(){throw new Error("Not implemented yet")}}}else{try{var crypto=require("crypto");if(typeof crypto.randomBytes!=="function")throw new Error("Not supported");Rand.prototype._rand=function _rand(n){return crypto.randomBytes(n)}}catch(e){}}},{crypto:2}],10:[function(require,module,exports){"use strict";var elliptic=exports;elliptic.version=require("../package.json").version;elliptic.utils=require("./elliptic/utils");elliptic.rand=require("brorand");elliptic.curve=require("./elliptic/curve");elliptic.curves=require("./elliptic/curves");elliptic.ec=require("./elliptic/ec");elliptic.eddsa=require("./elliptic/eddsa")},{"../package.json":25,"./elliptic/curve":13,"./elliptic/curves":16,"./elliptic/ec":17,"./elliptic/eddsa":20,"./elliptic/utils":24,brorand:9}],11:[function(require,module,exports){"use strict";var BN=require("bn.js");var utils=require("../utils");var getNAF=utils.getNAF;var getJSF=utils.getJSF;var assert=utils.assert;function BaseCurve(type,conf){this.type=type;this.p=new BN(conf.p,16);this.red=conf.prime?BN.red(conf.prime):BN.mont(this.p);this.zero=new BN(0).toRed(this.red);this.one=new BN(1).toRed(this.red);this.two=new BN(2).toRed(this.red);this.n=conf.n&&new BN(conf.n,16);this.g=conf.g&&this.pointFromJSON(conf.g,conf.gRed);this._wnafT1=new Array(4);this._wnafT2=new Array(4);this._wnafT3=new Array(4);this._wnafT4=new Array(4);this._bitLength=this.n?this.n.bitLength():0;var adjustCount=this.n&&this.p.div(this.n);if(!adjustCount||adjustCount.cmpn(100)>0){this.redN=null}else{this._maxwellTrick=true;this.redN=this.n.toRed(this.red)}}module.exports=BaseCurve;BaseCurve.prototype.point=function point(){throw new Error("Not implemented")};BaseCurve.prototype.validate=function validate(){throw new Error("Not implemented")};BaseCurve.prototype._fixedNafMul=function _fixedNafMul(p,k){assert(p.precomputed);var doubles=p._getDoubles();var naf=getNAF(k,1,this._bitLength);var I=(1<<doubles.step+1)-(doubles.step%2===0?2:1);I/=3;var repr=[];var j;var nafW;for(j=0;j<naf.length;j+=doubles.step){nafW=0;for(var l=j+doubles.step-1;l>=j;l--)nafW=(nafW<<1)+naf[l];repr.push(nafW)}var a=this.jpoint(null,null,null);var b=this.jpoint(null,null,null);for(var i=I;i>0;i--){for(j=0;j<repr.length;j++){nafW=repr[j];if(nafW===i)b=b.mixedAdd(doubles.points[j]);else if(nafW===-i)b=b.mixedAdd(doubles.points[j].neg())}a=a.add(b)}return a.toP()};BaseCurve.prototype._wnafMul=function _wnafMul(p,k){var w=4;var nafPoints=p._getNAFPoints(w);w=nafPoints.wnd;var wnd=nafPoints.points;var naf=getNAF(k,w,this._bitLength);var acc=this.jpoint(null,null,null);for(var i=naf.length-1;i>=0;i--){for(var l=0;i>=0&&naf[i]===0;i--)l++;if(i>=0)l++;acc=acc.dblp(l);if(i<0)break;var z=naf[i];assert(z!==0);if(p.type==="affine"){if(z>0)acc=acc.mixedAdd(wnd[z-1>>1]);else acc=acc.mixedAdd(wnd[-z-1>>1].neg())}else{if(z>0)acc=acc.add(wnd[z-1>>1]);else acc=acc.add(wnd[-z-1>>1].neg())}}return p.type==="affine"?acc.toP():acc};BaseCurve.prototype._wnafMulAdd=function _wnafMulAdd(defW,points,coeffs,len,jacobianResult){var wndWidth=this._wnafT1;var wnd=this._wnafT2;var naf=this._wnafT3;var max=0;var i;var j;var p;for(i=0;i<len;i++){p=points[i];var nafPoints=p._getNAFPoints(defW);wndWidth[i]=nafPoints.wnd;wnd[i]=nafPoints.points}for(i=len-1;i>=1;i-=2){var a=i-1;var b=i;if(wndWidth[a]!==1||wndWidth[b]!==1){naf[a]=getNAF(coeffs[a],wndWidth[a],this._bitLength);naf[b]=getNAF(coeffs[b],wndWidth[b],this._bitLength);max=Math.max(naf[a].length,max);max=Math.max(naf[b].length,max);continue}var comb=[points[a],null,null,points[b]];if(points[a].y.cmp(points[b].y)===0){comb[1]=points[a].add(points[b]);comb[2]=points[a].toJ().mixedAdd(points[b].neg())}else if(points[a].y.cmp(points[b].y.redNeg())===0){comb[1]=points[a].toJ().mixedAdd(points[b]);comb[2]=points[a].add(points[b].neg())}else{comb[1]=points[a].toJ().mixedAdd(points[b]);comb[2]=points[a].toJ().mixedAdd(points[b].neg())}var index=[-3,-1,-5,-7,0,7,5,1,3];var jsf=getJSF(coeffs[a],coeffs[b]);max=Math.max(jsf[0].length,max);naf[a]=new Array(max);naf[b]=new Array(max);for(j=0;j<max;j++){var ja=jsf[0][j]|0;var jb=jsf[1][j]|0;naf[a][j]=index[(ja+1)*3+(jb+1)];naf[b][j]=0;wnd[a]=comb}}var acc=this.jpoint(null,null,null);var tmp=this._wnafT4;for(i=max;i>=0;i--){var k=0;while(i>=0){var zero=true;for(j=0;j<len;j++){tmp[j]=naf[j][i]|0;if(tmp[j]!==0)zero=false}if(!zero)break;k++;i--}if(i>=0)k++;acc=acc.dblp(k);if(i<0)break;for(j=0;j<len;j++){var z=tmp[j];p;if(z===0)continue;else if(z>0)p=wnd[j][z-1>>1];else if(z<0)p=wnd[j][-z-1>>1].neg();if(p.type==="affine")acc=acc.mixedAdd(p);else acc=acc.add(p)}}for(i=0;i<len;i++)wnd[i]=null;if(jacobianResult)return acc;else return acc.toP()};function BasePoint(curve,type){this.curve=curve;this.type=type;this.precomputed=null}BaseCurve.BasePoint=BasePoint;BasePoint.prototype.eq=function eq(){throw new Error("Not implemented")};BasePoint.prototype.validate=function validate(){return this.curve.validate(this)};BaseCurve.prototype.decodePoint=function decodePoint(bytes,enc){bytes=utils.toArray(bytes,enc);var len=this.p.byteLength();if((bytes[0]===4||bytes[0]===6||bytes[0]===7)&&bytes.length-1===2*len){if(bytes[0]===6)assert(bytes[bytes.length-1]%2===0);else if(bytes[0]===7)assert(bytes[bytes.length-1]%2===1);var res=this.point(bytes.slice(1,1+len),bytes.slice(1+len,1+2*len));return res}else if((bytes[0]===2||bytes[0]===3)&&bytes.length-1===len){return this.pointFromX(bytes.slice(1,1+len),bytes[0]===3)}throw new Error("Unknown point format")};BasePoint.prototype.encodeCompressed=function encodeCompressed(enc){return this.encode(enc,true)};BasePoint.prototype._encode=function _encode(compact){var len=this.curve.p.byteLength();var x=this.getX().toArray("be",len);if(compact)return[this.getY().isEven()?2:3].concat(x);return[4].concat(x,this.getY().toArray("be",len))};BasePoint.prototype.encode=function encode(enc,compact){return utils.encode(this._encode(compact),enc)};BasePoint.prototype.precompute=function precompute(power){if(this.precomputed)return this;var precomputed={doubles:null,naf:null,beta:null};precomputed.naf=this._getNAFPoints(8);precomputed.doubles=this._getDoubles(4,power);precomputed.beta=this._getBeta();this.precomputed=precomputed;return this};BasePoint.prototype._hasDoubles=function _hasDoubles(k){if(!this.precomputed)return false;var doubles=this.precomputed.doubles;if(!doubles)return false;return doubles.points.length>=Math.ceil((k.bitLength()+1)/doubles.step)};BasePoint.prototype._getDoubles=function _getDoubles(step,power){if(this.precomputed&&this.precomputed.doubles)return this.precomputed.doubles;var doubles=[this];var acc=this;for(var i=0;i<power;i+=step){for(var j=0;j<step;j++)acc=acc.dbl();doubles.push(acc)}return{step:step,points:doubles}};BasePoint.prototype._getNAFPoints=function _getNAFPoints(wnd){if(this.precomputed&&this.precomputed.naf)return this.precomputed.naf;var res=[this];var max=(1<<wnd)-1;var dbl=max===1?null:this.dbl();for(var i=1;i<max;i++)res[i]=res[i-1].add(dbl);return{wnd:wnd,points:res}};BasePoint.prototype._getBeta=function _getBeta(){return null};BasePoint.prototype.dblp=function dblp(k){var r=this;for(var i=0;i<k;i++)r=r.dbl();return r}},{"../utils":24,"bn.js":8}],12:[function(require,module,exports){"use strict";var utils=require("../utils");var BN=require("bn.js");var inherits=require("inherits");var Base=require("./base");var assert=utils.assert;function EdwardsCurve(conf){this.twisted=(conf.a|0)!==1;this.mOneA=this.twisted&&(conf.a|0)===-1;this.extended=this.mOneA;Base.call(this,"edwards",conf);this.a=new BN(conf.a,16).umod(this.red.m);this.a=this.a.toRed(this.red);this.c=new BN(conf.c,16).toRed(this.red);this.c2=this.c.redSqr();this.d=new BN(conf.d,16).toRed(this.red);this.dd=this.d.redAdd(this.d);assert(!this.twisted||this.c.fromRed().cmpn(1)===0);this.oneC=(conf.c|0)===1}inherits(EdwardsCurve,Base);module.exports=EdwardsCurve;EdwardsCurve.prototype._mulA=function _mulA(num){if(this.mOneA)return num.redNeg();else return this.a.redMul(num)};EdwardsCurve.prototype._mulC=function _mulC(num){if(this.oneC)return num;else return this.c.redMul(num)};EdwardsCurve.prototype.jpoint=function jpoint(x,y,z,t){return this.point(x,y,z,t)};EdwardsCurve.prototype.pointFromX=function pointFromX(x,odd){x=new BN(x,16);if(!x.red)x=x.toRed(this.red);var x2=x.redSqr();var rhs=this.c2.redSub(this.a.redMul(x2));var lhs=this.one.redSub(this.c2.redMul(this.d).redMul(x2));var y2=rhs.redMul(lhs.redInvm());var y=y2.redSqrt();if(y.redSqr().redSub(y2).cmp(this.zero)!==0)throw new Error("invalid point");var isOdd=y.fromRed().isOdd();if(odd&&!isOdd||!odd&&isOdd)y=y.redNeg();return this.point(x,y)};EdwardsCurve.prototype.pointFromY=function pointFromY(y,odd){y=new BN(y,16);if(!y.red)y=y.toRed(this.red);var y2=y.redSqr();var lhs=y2.redSub(this.c2);var rhs=y2.redMul(this.d).redMul(this.c2).redSub(this.a);var x2=lhs.redMul(rhs.redInvm());if(x2.cmp(this.zero)===0){if(odd)throw new Error("invalid point");else return this.point(this.zero,y)}var x=x2.redSqrt();if(x.redSqr().redSub(x2).cmp(this.zero)!==0)throw new Error("invalid point");if(x.fromRed().isOdd()!==odd)x=x.redNeg();return this.point(x,y)};EdwardsCurve.prototype.validate=function validate(point){if(point.isInfinity())return true;point.normalize();var x2=point.x.redSqr();var y2=point.y.redSqr();var lhs=x2.redMul(this.a).redAdd(y2);var rhs=this.c2.redMul(this.one.redAdd(this.d.redMul(x2).redMul(y2)));return lhs.cmp(rhs)===0};function Point(curve,x,y,z,t){Base.BasePoint.call(this,curve,"projective");if(x===null&&y===null&&z===null){this.x=this.curve.zero;this.y=this.curve.one;this.z=this.curve.one;this.t=this.curve.zero;this.zOne=true}else{this.x=new BN(x,16);this.y=new BN(y,16);this.z=z?new BN(z,16):this.curve.one;this.t=t&&new BN(t,16);if(!this.x.red)this.x=this.x.toRed(this.curve.red);if(!this.y.red)this.y=this.y.toRed(this.curve.red);if(!this.z.red)this.z=this.z.toRed(this.curve.red);if(this.t&&!this.t.red)this.t=this.t.toRed(this.curve.red);this.zOne=this.z===this.curve.one;if(this.curve.extended&&!this.t){this.t=this.x.redMul(this.y);if(!this.zOne)this.t=this.t.redMul(this.z.redInvm())}}}inherits(Point,Base.BasePoint);EdwardsCurve.prototype.pointFromJSON=function pointFromJSON(obj){return Point.fromJSON(this,obj)};EdwardsCurve.prototype.point=function point(x,y,z,t){return new Point(this,x,y,z,t)};Point.fromJSON=function fromJSON(curve,obj){return new Point(curve,obj[0],obj[1],obj[2])};Point.prototype.inspect=function inspect(){if(this.isInfinity())return"<EC Point Infinity>";return"<EC Point x: "+this.x.fromRed().toString(16,2)+" y: "+this.y.fromRed().toString(16,2)+" z: "+this.z.fromRed().toString(16,2)+">"};Point.prototype.isInfinity=function isInfinity(){return this.x.cmpn(0)===0&&(this.y.cmp(this.z)===0||this.zOne&&this.y.cmp(this.curve.c)===0)};Point.prototype._extDbl=function _extDbl(){var a=this.x.redSqr();var b=this.y.redSqr();var c=this.z.redSqr();c=c.redIAdd(c);var d=this.curve._mulA(a);var e=this.x.redAdd(this.y).redSqr().redISub(a).redISub(b);var g=d.redAdd(b);var f=g.redSub(c);var h=d.redSub(b);var nx=e.redMul(f);var ny=g.redMul(h);var nt=e.redMul(h);var nz=f.redMul(g);return this.curve.point(nx,ny,nz,nt)};Point.prototype._projDbl=function _projDbl(){var b=this.x.redAdd(this.y).redSqr();var c=this.x.redSqr();var d=this.y.redSqr();var nx;var ny;var nz;var e;var h;var j;if(this.curve.twisted){e=this.curve._mulA(c);var f=e.redAdd(d);if(this.zOne){nx=b.redSub(c).redSub(d).redMul(f.redSub(this.curve.two));ny=f.redMul(e.redSub(d));nz=f.redSqr().redSub(f).redSub(f)}else{h=this.z.redSqr();j=f.redSub(h).redISub(h);nx=b.redSub(c).redISub(d).redMul(j);ny=f.redMul(e.redSub(d));nz=f.redMul(j)}}else{e=c.redAdd(d);h=this.curve._mulC(this.z).redSqr();j=e.redSub(h).redSub(h);nx=this.curve._mulC(b.redISub(e)).redMul(j);ny=this.curve._mulC(e).redMul(c.redISub(d));nz=e.redMul(j)}return this.curve.point(nx,ny,nz)};Point.prototype.dbl=function dbl(){if(this.isInfinity())return this;if(this.curve.extended)return this._extDbl();else return this._projDbl()};Point.prototype._extAdd=function _extAdd(p){var a=this.y.redSub(this.x).redMul(p.y.redSub(p.x));var b=this.y.redAdd(this.x).redMul(p.y.redAdd(p.x));var c=this.t.redMul(this.curve.dd).redMul(p.t);var d=this.z.redMul(p.z.redAdd(p.z));var e=b.redSub(a);var f=d.redSub(c);var g=d.redAdd(c);var h=b.redAdd(a);var nx=e.redMul(f);var ny=g.redMul(h);var nt=e.redMul(h);var nz=f.redMul(g);return this.curve.point(nx,ny,nz,nt)};Point.prototype._projAdd=function _projAdd(p){var a=this.z.redMul(p.z);var b=a.redSqr();var c=this.x.redMul(p.x);var d=this.y.redMul(p.y);var e=this.curve.d.redMul(c).redMul(d);var f=b.redSub(e);var g=b.redAdd(e);var tmp=this.x.redAdd(this.y).redMul(p.x.redAdd(p.y)).redISub(c).redISub(d);var nx=a.redMul(f).redMul(tmp);var ny;var nz;if(this.curve.twisted){ny=a.redMul(g).redMul(d.redSub(this.curve._mulA(c)));nz=f.redMul(g)}else{ny=a.redMul(g).redMul(d.redSub(c));nz=this.curve._mulC(f).redMul(g)}return this.curve.point(nx,ny,nz)};Point.prototype.add=function add(p){if(this.isInfinity())return p;if(p.isInfinity())return this;if(this.curve.extended)return this._extAdd(p);else return this._projAdd(p)};Point.prototype.mul=function mul(k){if(this._hasDoubles(k))return this.curve._fixedNafMul(this,k);else return this.curve._wnafMul(this,k)};Point.prototype.mulAdd=function mulAdd(k1,p,k2){return this.curve._wnafMulAdd(1,[this,p],[k1,k2],2,false)};Point.prototype.jmulAdd=function jmulAdd(k1,p,k2){return this.curve._wnafMulAdd(1,[this,p],[k1,k2],2,true)};Point.prototype.normalize=function normalize(){if(this.zOne)return this;var zi=this.z.redInvm();this.x=this.x.redMul(zi);this.y=this.y.redMul(zi);if(this.t)this.t=this.t.redMul(zi);this.z=this.curve.one;this.zOne=true;return this};Point.prototype.neg=function neg(){return this.curve.point(this.x.redNeg(),this.y,this.z,this.t&&this.t.redNeg())};Point.prototype.getX=function getX(){this.normalize();return this.x.fromRed()};Point.prototype.getY=function getY(){this.normalize();return this.y.fromRed()};Point.prototype.eq=function eq(other){return this===other||this.getX().cmp(other.getX())===0&&this.getY().cmp(other.getY())===0};Point.prototype.eqXToP=function eqXToP(x){var rx=x.toRed(this.curve.red).redMul(this.z);if(this.x.cmp(rx)===0)return true;var xc=x.clone();var t=this.curve.redN.redMul(this.z);for(;;){xc.iadd(this.curve.n);if(xc.cmp(this.curve.p)>=0)return false;rx.redIAdd(t);if(this.x.cmp(rx)===0)return true}};Point.prototype.toP=Point.prototype.normalize;Point.prototype.mixedAdd=Point.prototype.add},{"../utils":24,"./base":11,"bn.js":8,inherits:39}],13:[function(require,module,exports){"use strict";var curve=exports;curve.base=require("./base");curve.short=require("./short");curve.mont=require("./mont");curve.edwards=require("./edwards")},{"./base":11,"./edwards":12,"./mont":14,"./short":15}],14:[function(require,module,exports){"use strict";var BN=require("bn.js");var inherits=require("inherits");var Base=require("./base");var utils=require("../utils");function MontCurve(conf){Base.call(this,"mont",conf);this.a=new BN(conf.a,16).toRed(this.red);this.b=new BN(conf.b,16).toRed(this.red);this.i4=new BN(4).toRed(this.red).redInvm();this.two=new BN(2).toRed(this.red);this.a24=this.i4.redMul(this.a.redAdd(this.two))}inherits(MontCurve,Base);module.exports=MontCurve;MontCurve.prototype.validate=function validate(point){var x=point.normalize().x;var x2=x.redSqr();var rhs=x2.redMul(x).redAdd(x2.redMul(this.a)).redAdd(x);var y=rhs.redSqrt();return y.redSqr().cmp(rhs)===0};function Point(curve,x,z){Base.BasePoint.call(this,curve,"projective");if(x===null&&z===null){this.x=this.curve.one;this.z=this.curve.zero}else{this.x=new BN(x,16);this.z=new BN(z,16);if(!this.x.red)this.x=this.x.toRed(this.curve.red);if(!this.z.red)this.z=this.z.toRed(this.curve.red)}}inherits(Point,Base.BasePoint);MontCurve.prototype.decodePoint=function decodePoint(bytes,enc){return this.point(utils.toArray(bytes,enc),1)};MontCurve.prototype.point=function point(x,z){return new Point(this,x,z)};MontCurve.prototype.pointFromJSON=function pointFromJSON(obj){return Point.fromJSON(this,obj)};Point.prototype.precompute=function precompute(){};Point.prototype._encode=function _encode(){return this.getX().toArray("be",this.curve.p.byteLength())};Point.fromJSON=function fromJSON(curve,obj){return new Point(curve,obj[0],obj[1]||curve.one)};Point.prototype.inspect=function inspect(){if(this.isInfinity())return"<EC Point Infinity>";return"<EC Point x: "+this.x.fromRed().toString(16,2)+" z: "+this.z.fromRed().toString(16,2)+">"};Point.prototype.isInfinity=function isInfinity(){return this.z.cmpn(0)===0};Point.prototype.dbl=function dbl(){var a=this.x.redAdd(this.z);var aa=a.redSqr();var b=this.x.redSub(this.z);var bb=b.redSqr();var c=aa.redSub(bb);var nx=aa.redMul(bb);var nz=c.redMul(bb.redAdd(this.curve.a24.redMul(c)));return this.curve.point(nx,nz)};Point.prototype.add=function add(){throw new Error("Not supported on Montgomery curve")};Point.prototype.diffAdd=function diffAdd(p,diff){var a=this.x.redAdd(this.z);var b=this.x.redSub(this.z);var c=p.x.redAdd(p.z);var d=p.x.redSub(p.z);var da=d.redMul(a);var cb=c.redMul(b);var nx=diff.z.redMul(da.redAdd(cb).redSqr());var nz=diff.x.redMul(da.redISub(cb).redSqr());return this.curve.point(nx,nz)};Point.prototype.mul=function mul(k){var t=k.clone();var a=this;var b=this.curve.point(null,null);var c=this;for(var bits=[];t.cmpn(0)!==0;t.iushrn(1))bits.push(t.andln(1));for(var i=bits.length-1;i>=0;i--){if(bits[i]===0){a=a.diffAdd(b,c);b=b.dbl()}else{b=a.diffAdd(b,c);a=a.dbl()}}return b};Point.prototype.mulAdd=function mulAdd(){throw new Error("Not supported on Montgomery curve")};Point.prototype.jumlAdd=function jumlAdd(){throw new Error("Not supported on Montgomery curve")};Point.prototype.eq=function eq(other){return this.getX().cmp(other.getX())===0};Point.prototype.normalize=function normalize(){this.x=this.x.redMul(this.z.redInvm());this.z=this.curve.one;return this};Point.prototype.getX=function getX(){this.normalize();return this.x.fromRed()}},{"../utils":24,"./base":11,"bn.js":8,inherits:39}],15:[function(require,module,exports){"use strict";var utils=require("../utils");var BN=require("bn.js");var inherits=require("inherits");var Base=require("./base");var assert=utils.assert;function ShortCurve(conf){Base.call(this,"short",conf);this.a=new BN(conf.a,16).toRed(this.red);this.b=new BN(conf.b,16).toRed(this.red);this.tinv=this.two.redInvm();this.zeroA=this.a.fromRed().cmpn(0)===0;this.threeA=this.a.fromRed().sub(this.p).cmpn(-3)===0;this.endo=this._getEndomorphism(conf);this._endoWnafT1=new Array(4);this._endoWnafT2=new Array(4)}inherits(ShortCurve,Base);module.exports=ShortCurve;ShortCurve.prototype._getEndomorphism=function _getEndomorphism(conf){if(!this.zeroA||!this.g||!this.n||this.p.modn(3)!==1)return;var beta;var lambda;if(conf.beta){beta=new BN(conf.beta,16).toRed(this.red)}else{var betas=this._getEndoRoots(this.p);beta=betas[0].cmp(betas[1])<0?betas[0]:betas[1];beta=beta.toRed(this.red)}if(conf.lambda){lambda=new BN(conf.lambda,16)}else{var lambdas=this._getEndoRoots(this.n);if(this.g.mul(lambdas[0]).x.cmp(this.g.x.redMul(beta))===0){lambda=lambdas[0]}else{lambda=lambdas[1];assert(this.g.mul(lambda).x.cmp(this.g.x.redMul(beta))===0)}}var basis;if(conf.basis){basis=conf.basis.map((function(vec){return{a:new BN(vec.a,16),b:new BN(vec.b,16)}}))}else{basis=this._getEndoBasis(lambda)}return{beta:beta,lambda:lambda,basis:basis}};ShortCurve.prototype._getEndoRoots=function _getEndoRoots(num){var red=num===this.p?this.red:BN.mont(num);var tinv=new BN(2).toRed(red).redInvm();var ntinv=tinv.redNeg();var s=new BN(3).toRed(red).redNeg().redSqrt().redMul(tinv);var l1=ntinv.redAdd(s).fromRed();var l2=ntinv.redSub(s).fromRed();return[l1,l2]};ShortCurve.prototype._getEndoBasis=function _getEndoBasis(lambda){var aprxSqrt=this.n.ushrn(Math.floor(this.n.bitLength()/2));var u=lambda;var v=this.n.clone();var x1=new BN(1);var y1=new BN(0);var x2=new BN(0);var y2=new BN(1);var a0;var b0;var a1;var b1;var a2;var b2;var prevR;var i=0;var r;var x;while(u.cmpn(0)!==0){var q=v.div(u);r=v.sub(q.mul(u));x=x2.sub(q.mul(x1));var y=y2.sub(q.mul(y1));if(!a1&&r.cmp(aprxSqrt)<0){a0=prevR.neg();b0=x1;a1=r.neg();b1=x}else if(a1&&++i===2){break}prevR=r;v=u;u=r;x2=x1;x1=x;y2=y1;y1=y}a2=r.neg();b2=x;var len1=a1.sqr().add(b1.sqr());var len2=a2.sqr().add(b2.sqr());if(len2.cmp(len1)>=0){a2=a0;b2=b0}if(a1.negative){a1=a1.neg();b1=b1.neg()}if(a2.negative){a2=a2.neg();b2=b2.neg()}return[{a:a1,b:b1},{a:a2,b:b2}]};ShortCurve.prototype._endoSplit=function _endoSplit(k){var basis=this.endo.basis;var v1=basis[0];var v2=basis[1];var c1=v2.b.mul(k).divRound(this.n);var c2=v1.b.neg().mul(k).divRound(this.n);var p1=c1.mul(v1.a);var p2=c2.mul(v2.a);var q1=c1.mul(v1.b);var q2=c2.mul(v2.b);var k1=k.sub(p1).sub(p2);var k2=q1.add(q2).neg();return{k1:k1,k2:k2}};ShortCurve.prototype.pointFromX=function pointFromX(x,odd){x=new BN(x,16);if(!x.red)x=x.toRed(this.red);var y2=x.redSqr().redMul(x).redIAdd(x.redMul(this.a)).redIAdd(this.b);var y=y2.redSqrt();if(y.redSqr().redSub(y2).cmp(this.zero)!==0)throw new Error("invalid point");var isOdd=y.fromRed().isOdd();if(odd&&!isOdd||!odd&&isOdd)y=y.redNeg();return this.point(x,y)};ShortCurve.prototype.validate=function validate(point){if(point.inf)return true;var x=point.x;var y=point.y;var ax=this.a.redMul(x);var rhs=x.redSqr().redMul(x).redIAdd(ax).redIAdd(this.b);return y.redSqr().redISub(rhs).cmpn(0)===0};ShortCurve.prototype._endoWnafMulAdd=function _endoWnafMulAdd(points,coeffs,jacobianResult){var npoints=this._endoWnafT1;var ncoeffs=this._endoWnafT2;for(var i=0;i<points.length;i++){var split=this._endoSplit(coeffs[i]);var p=points[i];var beta=p._getBeta();if(split.k1.negative){split.k1.ineg();p=p.neg(true)}if(split.k2.negative){split.k2.ineg();beta=beta.neg(true)}npoints[i*2]=p;npoints[i*2+1]=beta;ncoeffs[i*2]=split.k1;ncoeffs[i*2+1]=split.k2}var res=this._wnafMulAdd(1,npoints,ncoeffs,i*2,jacobianResult);for(var j=0;j<i*2;j++){npoints[j]=null;ncoeffs[j]=null}return res};function Point(curve,x,y,isRed){Base.BasePoint.call(this,curve,"affine");if(x===null&&y===null){this.x=null;this.y=null;this.inf=true}else{this.x=new BN(x,16);this.y=new BN(y,16);if(isRed){this.x.forceRed(this.curve.red);this.y.forceRed(this.curve.red)}if(!this.x.red)this.x=this.x.toRed(this.curve.red);if(!this.y.red)this.y=this.y.toRed(this.curve.red);this.inf=false}}inherits(Point,Base.BasePoint);ShortCurve.prototype.point=function point(x,y,isRed){return new Point(this,x,y,isRed)};ShortCurve.prototype.pointFromJSON=function pointFromJSON(obj,red){return Point.fromJSON(this,obj,red)};Point.prototype._getBeta=function _getBeta(){if(!this.curve.endo)return;var pre=this.precomputed;if(pre&&pre.beta)return pre.beta;var beta=this.curve.point(this.x.redMul(this.curve.endo.beta),this.y);if(pre){var curve=this.curve;var endoMul=function(p){return curve.point(p.x.redMul(curve.endo.beta),p.y)};pre.beta=beta;beta.precomputed={beta:null,naf:pre.naf&&{wnd:pre.naf.wnd,points:pre.naf.points.map(endoMul)},doubles:pre.doubles&&{step:pre.doubles.step,points:pre.doubles.points.map(endoMul)}}}return beta};Point.prototype.toJSON=function toJSON(){if(!this.precomputed)return[this.x,this.y];return[this.x,this.y,this.precomputed&&{doubles:this.precomputed.doubles&&{step:this.precomputed.doubles.step,points:this.precomputed.doubles.points.slice(1)},naf:this.precomputed.naf&&{wnd:this.precomputed.naf.wnd,points:this.precomputed.naf.points.slice(1)}}]};Point.fromJSON=function fromJSON(curve,obj,red){if(typeof obj==="string")obj=JSON.parse(obj);var res=curve.point(obj[0],obj[1],red);if(!obj[2])return res;function obj2point(obj){return curve.point(obj[0],obj[1],red)}var pre=obj[2];res.precomputed={beta:null,doubles:pre.doubles&&{step:pre.doubles.step,points:[res].concat(pre.doubles.points.map(obj2point))},naf:pre.naf&&{wnd:pre.naf.wnd,points:[res].concat(pre.naf.points.map(obj2point))}};return res};Point.prototype.inspect=function inspect(){if(this.isInfinity())return"<EC Point Infinity>";return"<EC Point x: "+this.x.fromRed().toString(16,2)+" y: "+this.y.fromRed().toString(16,2)+">"};Point.prototype.isInfinity=function isInfinity(){return this.inf};Point.prototype.add=function add(p){if(this.inf)return p;if(p.inf)return this;if(this.eq(p))return this.dbl();if(this.neg().eq(p))return this.curve.point(null,null);if(this.x.cmp(p.x)===0)return this.curve.point(null,null);var c=this.y.redSub(p.y);if(c.cmpn(0)!==0)c=c.redMul(this.x.redSub(p.x).redInvm());var nx=c.redSqr().redISub(this.x).redISub(p.x);var ny=c.redMul(this.x.redSub(nx)).redISub(this.y);return this.curve.point(nx,ny)};Point.prototype.dbl=function dbl(){if(this.inf)return this;var ys1=this.y.redAdd(this.y);if(ys1.cmpn(0)===0)return this.curve.point(null,null);var a=this.curve.a;var x2=this.x.redSqr();var dyinv=ys1.redInvm();var c=x2.redAdd(x2).redIAdd(x2).redIAdd(a).redMul(dyinv);var nx=c.redSqr().redISub(this.x.redAdd(this.x));var ny=c.redMul(this.x.redSub(nx)).redISub(this.y);return this.curve.point(nx,ny)};Point.prototype.getX=function getX(){return this.x.fromRed()};Point.prototype.getY=function getY(){return this.y.fromRed()};Point.prototype.mul=function mul(k){k=new BN(k,16);if(this.isInfinity())return this;else if(this._hasDoubles(k))return this.curve._fixedNafMul(this,k);else if(this.curve.endo)return this.curve._endoWnafMulAdd([this],[k]);else return this.curve._wnafMul(this,k)};Point.prototype.mulAdd=function mulAdd(k1,p2,k2){var points=[this,p2];var coeffs=[k1,k2];if(this.curve.endo)return this.curve._endoWnafMulAdd(points,coeffs);else return this.curve._wnafMulAdd(1,points,coeffs,2)};Point.prototype.jmulAdd=function jmulAdd(k1,p2,k2){var points=[this,p2];var coeffs=[k1,k2];if(this.curve.endo)return this.curve._endoWnafMulAdd(points,coeffs,true);else return this.curve._wnafMulAdd(1,points,coeffs,2,true)};Point.prototype.eq=function eq(p){return this===p||this.inf===p.inf&&(this.inf||this.x.cmp(p.x)===0&&this.y.cmp(p.y)===0)};Point.prototype.neg=function neg(_precompute){if(this.inf)return this;var res=this.curve.point(this.x,this.y.redNeg());if(_precompute&&this.precomputed){var pre=this.precomputed;var negate=function(p){return p.neg()};res.precomputed={naf:pre.naf&&{wnd:pre.naf.wnd,points:pre.naf.points.map(negate)},doubles:pre.doubles&&{step:pre.doubles.step,points:pre.doubles.points.map(negate)}}}return res};Point.prototype.toJ=function toJ(){if(this.inf)return this.curve.jpoint(null,null,null);var res=this.curve.jpoint(this.x,this.y,this.curve.one);return res};function JPoint(curve,x,y,z){Base.BasePoint.call(this,curve,"jacobian");if(x===null&&y===null&&z===null){this.x=this.curve.one;this.y=this.curve.one;this.z=new BN(0)}else{this.x=new BN(x,16);this.y=new BN(y,16);this.z=new BN(z,16)}if(!this.x.red)this.x=this.x.toRed(this.curve.red);if(!this.y.red)this.y=this.y.toRed(this.curve.red);if(!this.z.red)this.z=this.z.toRed(this.curve.red);this.zOne=this.z===this.curve.one}inherits(JPoint,Base.BasePoint);ShortCurve.prototype.jpoint=function jpoint(x,y,z){return new JPoint(this,x,y,z)};JPoint.prototype.toP=function toP(){if(this.isInfinity())return this.curve.point(null,null);var zinv=this.z.redInvm();var zinv2=zinv.redSqr();var ax=this.x.redMul(zinv2);var ay=this.y.redMul(zinv2).redMul(zinv);return this.curve.point(ax,ay)};JPoint.prototype.neg=function neg(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z)};JPoint.prototype.add=function add(p){if(this.isInfinity())return p;if(p.isInfinity())return this;var pz2=p.z.redSqr();var z2=this.z.redSqr();var u1=this.x.redMul(pz2);var u2=p.x.redMul(z2);var s1=this.y.redMul(pz2.redMul(p.z));var s2=p.y.redMul(z2.redMul(this.z));var h=u1.redSub(u2);var r=s1.redSub(s2);if(h.cmpn(0)===0){if(r.cmpn(0)!==0)return this.curve.jpoint(null,null,null);else return this.dbl()}var h2=h.redSqr();var h3=h2.redMul(h);var v=u1.redMul(h2);var nx=r.redSqr().redIAdd(h3).redISub(v).redISub(v);var ny=r.redMul(v.redISub(nx)).redISub(s1.redMul(h3));var nz=this.z.redMul(p.z).redMul(h);return this.curve.jpoint(nx,ny,nz)};JPoint.prototype.mixedAdd=function mixedAdd(p){if(this.isInfinity())return p.toJ();if(p.isInfinity())return this;var z2=this.z.redSqr();var u1=this.x;var u2=p.x.redMul(z2);var s1=this.y;var s2=p.y.redMul(z2).redMul(this.z);var h=u1.redSub(u2);var r=s1.redSub(s2);if(h.cmpn(0)===0){if(r.cmpn(0)!==0)return this.curve.jpoint(null,null,null);else return this.dbl()}var h2=h.redSqr();var h3=h2.redMul(h);var v=u1.redMul(h2);var nx=r.redSqr().redIAdd(h3).redISub(v).redISub(v);var ny=r.redMul(v.redISub(nx)).redISub(s1.redMul(h3));var nz=this.z.redMul(h);return this.curve.jpoint(nx,ny,nz)};JPoint.prototype.dblp=function dblp(pow){if(pow===0)return this;if(this.isInfinity())return this;if(!pow)return this.dbl();var i;if(this.curve.zeroA||this.curve.threeA){var r=this;for(i=0;i<pow;i++)r=r.dbl();return r}var a=this.curve.a;var tinv=this.curve.tinv;var jx=this.x;var jy=this.y;var jz=this.z;var jz4=jz.redSqr().redSqr();var jyd=jy.redAdd(jy);for(i=0;i<pow;i++){var jx2=jx.redSqr();var jyd2=jyd.redSqr();var jyd4=jyd2.redSqr();var c=jx2.redAdd(jx2).redIAdd(jx2).redIAdd(a.redMul(jz4));var t1=jx.redMul(jyd2);var nx=c.redSqr().redISub(t1.redAdd(t1));var t2=t1.redISub(nx);var dny=c.redMul(t2);dny=dny.redIAdd(dny).redISub(jyd4);var nz=jyd.redMul(jz);if(i+1<pow)jz4=jz4.redMul(jyd4);jx=nx;jz=nz;jyd=dny}return this.curve.jpoint(jx,jyd.redMul(tinv),jz)};JPoint.prototype.dbl=function dbl(){if(this.isInfinity())return this;if(this.curve.zeroA)return this._zeroDbl();else if(this.curve.threeA)return this._threeDbl();else return this._dbl()};JPoint.prototype._zeroDbl=function _zeroDbl(){var nx;var ny;var nz;if(this.zOne){var xx=this.x.redSqr();var yy=this.y.redSqr();var yyyy=yy.redSqr();var s=this.x.redAdd(yy).redSqr().redISub(xx).redISub(yyyy);s=s.redIAdd(s);var m=xx.redAdd(xx).redIAdd(xx);var t=m.redSqr().redISub(s).redISub(s);var yyyy8=yyyy.redIAdd(yyyy);yyyy8=yyyy8.redIAdd(yyyy8);yyyy8=yyyy8.redIAdd(yyyy8);nx=t;ny=m.redMul(s.redISub(t)).redISub(yyyy8);nz=this.y.redAdd(this.y)}else{var a=this.x.redSqr();var b=this.y.redSqr();var c=b.redSqr();var d=this.x.redAdd(b).redSqr().redISub(a).redISub(c);d=d.redIAdd(d);var e=a.redAdd(a).redIAdd(a);var f=e.redSqr();var c8=c.redIAdd(c);c8=c8.redIAdd(c8);c8=c8.redIAdd(c8);nx=f.redISub(d).redISub(d);ny=e.redMul(d.redISub(nx)).redISub(c8);nz=this.y.redMul(this.z);nz=nz.redIAdd(nz)}return this.curve.jpoint(nx,ny,nz)};JPoint.prototype._threeDbl=function _threeDbl(){var nx;var ny;var nz;if(this.zOne){var xx=this.x.redSqr();var yy=this.y.redSqr();var yyyy=yy.redSqr();var s=this.x.redAdd(yy).redSqr().redISub(xx).redISub(yyyy);s=s.redIAdd(s);var m=xx.redAdd(xx).redIAdd(xx).redIAdd(this.curve.a);var t=m.redSqr().redISub(s).redISub(s);nx=t;var yyyy8=yyyy.redIAdd(yyyy);yyyy8=yyyy8.redIAdd(yyyy8);yyyy8=yyyy8.redIAdd(yyyy8);ny=m.redMul(s.redISub(t)).redISub(yyyy8);nz=this.y.redAdd(this.y)}else{var delta=this.z.redSqr();var gamma=this.y.redSqr();var beta=this.x.redMul(gamma);var alpha=this.x.redSub(delta).redMul(this.x.redAdd(delta));alpha=alpha.redAdd(alpha).redIAdd(alpha);var beta4=beta.redIAdd(beta);beta4=beta4.redIAdd(beta4);var beta8=beta4.redAdd(beta4);nx=alpha.redSqr().redISub(beta8);nz=this.y.redAdd(this.z).redSqr().redISub(gamma).redISub(delta);var ggamma8=gamma.redSqr();ggamma8=ggamma8.redIAdd(ggamma8);ggamma8=ggamma8.redIAdd(ggamma8);ggamma8=ggamma8.redIAdd(ggamma8);ny=alpha.redMul(beta4.redISub(nx)).redISub(ggamma8)}return this.curve.jpoint(nx,ny,nz)};JPoint.prototype._dbl=function _dbl(){var a=this.curve.a;var jx=this.x;var jy=this.y;var jz=this.z;var jz4=jz.redSqr().redSqr();var jx2=jx.redSqr();var jy2=jy.redSqr();var c=jx2.redAdd(jx2).redIAdd(jx2).redIAdd(a.redMul(jz4));var jxd4=jx.redAdd(jx);jxd4=jxd4.redIAdd(jxd4);var t1=jxd4.redMul(jy2);var nx=c.redSqr().redISub(t1.redAdd(t1));var t2=t1.redISub(nx);var jyd8=jy2.redSqr();jyd8=jyd8.redIAdd(jyd8);jyd8=jyd8.redIAdd(jyd8);jyd8=jyd8.redIAdd(jyd8);var ny=c.redMul(t2).redISub(jyd8);var nz=jy.redAdd(jy).redMul(jz);return this.curve.jpoint(nx,ny,nz)};JPoint.prototype.trpl=function trpl(){if(!this.curve.zeroA)return this.dbl().add(this);var xx=this.x.redSqr();var yy=this.y.redSqr();var zz=this.z.redSqr();var yyyy=yy.redSqr();var m=xx.redAdd(xx).redIAdd(xx);var mm=m.redSqr();var e=this.x.redAdd(yy).redSqr().redISub(xx).redISub(yyyy);e=e.redIAdd(e);e=e.redAdd(e).redIAdd(e);e=e.redISub(mm);var ee=e.redSqr();var t=yyyy.redIAdd(yyyy);t=t.redIAdd(t);t=t.redIAdd(t);t=t.redIAdd(t);var u=m.redIAdd(e).redSqr().redISub(mm).redISub(ee).redISub(t);var yyu4=yy.redMul(u);yyu4=yyu4.redIAdd(yyu4);yyu4=yyu4.redIAdd(yyu4);var nx=this.x.redMul(ee).redISub(yyu4);nx=nx.redIAdd(nx);nx=nx.redIAdd(nx);var ny=this.y.redMul(u.redMul(t.redISub(u)).redISub(e.redMul(ee)));ny=ny.redIAdd(ny);ny=ny.redIAdd(ny);ny=ny.redIAdd(ny);var nz=this.z.redAdd(e).redSqr().redISub(zz).redISub(ee);return this.curve.jpoint(nx,ny,nz)};JPoint.prototype.mul=function mul(k,kbase){k=new BN(k,kbase);return this.curve._wnafMul(this,k)};JPoint.prototype.eq=function eq(p){if(p.type==="affine")return this.eq(p.toJ());if(this===p)return true;var z2=this.z.redSqr();var pz2=p.z.redSqr();if(this.x.redMul(pz2).redISub(p.x.redMul(z2)).cmpn(0)!==0)return false;var z3=z2.redMul(this.z);var pz3=pz2.redMul(p.z);return this.y.redMul(pz3).redISub(p.y.redMul(z3)).cmpn(0)===0};JPoint.prototype.eqXToP=function eqXToP(x){var zs=this.z.redSqr();var rx=x.toRed(this.curve.red).redMul(zs);if(this.x.cmp(rx)===0)return true;var xc=x.clone();var t=this.curve.redN.redMul(zs);for(;;){xc.iadd(this.curve.n);if(xc.cmp(this.curve.p)>=0)return false;rx.redIAdd(t);if(this.x.cmp(rx)===0)return true}};JPoint.prototype.inspect=function inspect(){if(this.isInfinity())return"<EC JPoint Infinity>";return"<EC JPoint x: "+this.x.toString(16,2)+" y: "+this.y.toString(16,2)+" z: "+this.z.toString(16,2)+">"};JPoint.prototype.isInfinity=function isInfinity(){return this.z.cmpn(0)===0}},{"../utils":24,"./base":11,"bn.js":8,inherits:39}],16:[function(require,module,exports){"use strict";var curves=exports;var hash=require("hash.js");var curve=require("./curve");var utils=require("./utils");var assert=utils.assert;function PresetCurve(options){if(options.type==="short")this.curve=new curve.short(options);else if(options.type==="edwards")this.curve=new curve.edwards(options);else this.curve=new curve.mont(options);this.g=this.curve.g;this.n=this.curve.n;this.hash=options.hash;assert(this.g.validate(),"Invalid curve");assert(this.g.mul(this.n).isInfinity(),"Invalid curve, G*N != O")}curves.PresetCurve=PresetCurve;function defineCurve(name,options){Object.defineProperty(curves,name,{configurable:true,enumerable:true,get:function(){var curve=new PresetCurve(options);Object.defineProperty(curves,name,{configurable:true,enumerable:true,value:curve});return curve}})}defineCurve("p192",{type:"short",prime:"p192",p:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff",a:"ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc",b:"64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1",n:"ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831",hash:hash.sha256,gRed:false,g:["188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012","07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811"]});defineCurve("p224",{type:"short",prime:"p224",p:"ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001",a:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe",b:"b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4",n:"ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d",hash:hash.sha256,gRed:false,g:["b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21","bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 85007e34"]});defineCurve("p256",{type:"short",prime:null,p:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff ffffffff",a:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff fffffffc",b:"5ac635d8 aa3a93e7 b3ebbd55 769886bc 651d06b0 cc53b0f6 3bce3c3e 27d2604b",n:"ffffffff 00000000 ffffffff ffffffff bce6faad a7179e84 f3b9cac2 fc632551",hash:hash.sha256,gRed:false,g:["6b17d1f2 e12c4247 f8bce6e5 63a440f2 77037d81 2deb33a0 f4a13945 d898c296","4fe342e2 fe1a7f9b 8ee7eb4a 7c0f9e16 2bce3357 6b315ece cbb64068 37bf51f5"]});defineCurve("p384",{type:"short",prime:null,p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff "+"fffffffe ffffffff 00000000 00000000 ffffffff",a:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff "+"fffffffe ffffffff 00000000 00000000 fffffffc",b:"b3312fa7 e23ee7e4 988e056b e3f82d19 181d9c6e fe814112 0314088f "+"5013875a c656398d 8a2ed19d 2a85c8ed d3ec2aef",n:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff c7634d81 "+"f4372ddf 581a0db2 48b0a77a ecec196a ccc52973",hash:hash.sha384,gRed:false,g:["aa87ca22 be8b0537 8eb1c71e f320ad74 6e1d3b62 8ba79b98 59f741e0 82542a38 "+"5502f25d bf55296c 3a545e38 72760ab7","3617de4a 96262c6f 5d9e98bf 9292dc29 f8f41dbd 289a147c e9da3113 b5f0b8c0 "+"0a60b1ce 1d7e819d 7a431d7c 90ea0e5f"]});defineCurve("p521",{type:"short",prime:null,p:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff "+"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff "+"ffffffff ffffffff ffffffff ffffffff ffffffff",a:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff "+"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff "+"ffffffff ffffffff ffffffff ffffffff fffffffc",b:"00000051 953eb961 8e1c9a1f 929a21a0 b68540ee a2da725b "+"99b315f3 b8b48991 8ef109e1 56193951 ec7e937b 1652c0bd "+"3bb1bf07 3573df88 3d2c34f1 ef451fd4 6b503f00",n:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff "+"ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 "+"f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409",hash:hash.sha512,gRed:false,g:["000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 "+"053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 "+"a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66","00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 "+"579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 "+"3fad0761 353c7086 a272c240 88be9476 9fd16650"]});defineCurve("curve25519",{type:"mont",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"76d06",b:"1",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:hash.sha256,gRed:false,g:["9"]});defineCurve("ed25519",{type:"edwards",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"-1",c:"1",d:"52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:hash.sha256,gRed:false,g:["216936d3cd6e53fec0a4e231fdd6dc5c692cc7609525a7b2c9562d608f25d51a","6666666666666666666666666666666666666666666666666666666666666658"]});var pre;try{pre=require("./precomputed/secp256k1")}catch(e){pre=undefined}defineCurve("secp256k1",{type:"short",prime:"k256",p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f",a:"0",b:"7",n:"ffffffff ffffffff ffffffff fffffffe baaedce6 af48a03b bfd25e8c d0364141",h:"1",hash:hash.sha256,beta:"7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee",lambda:"5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72",basis:[{a:"3086d221a7d46bcde86c90e49284eb15",b:"-e4437ed6010e88286f547fa90abfe4c3"},{a:"114ca50f7a8e2f3f657c1108d9d44cfd8",b:"3086d221a7d46bcde86c90e49284eb15"}],gRed:false,g:["79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798","483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8",pre]})},{"./curve":13,"./precomputed/secp256k1":23,"./utils":24,"hash.js":26}],17:[function(require,module,exports){"use strict";var BN=require("bn.js");var HmacDRBG=require("hmac-drbg");var utils=require("../utils");var curves=require("../curves");var rand=require("brorand");var assert=utils.assert;var KeyPair=require("./key");var Signature=require("./signature");function EC(options){if(!(this instanceof EC))return new EC(options);if(typeof options==="string"){assert(Object.prototype.hasOwnProperty.call(curves,options),"Unknown curve "+options);options=curves[options]}if(options instanceof curves.PresetCurve)options={curve:options};this.curve=options.curve.curve;this.n=this.curve.n;this.nh=this.n.ushrn(1);this.g=this.curve.g;this.g=options.curve.g;this.g.precompute(options.curve.n.bitLength()+1);this.hash=options.hash||options.curve.hash}module.exports=EC;EC.prototype.keyPair=function keyPair(options){return new KeyPair(this,options)};EC.prototype.keyFromPrivate=function keyFromPrivate(priv,enc){return KeyPair.fromPrivate(this,priv,enc)};EC.prototype.keyFromPublic=function keyFromPublic(pub,enc){return KeyPair.fromPublic(this,pub,enc)};EC.prototype.genKeyPair=function genKeyPair(options){if(!options)options={};var drbg=new HmacDRBG({hash:this.hash,pers:options.pers,persEnc:options.persEnc||"utf8",entropy:options.entropy||rand(this.hash.hmacStrength),entropyEnc:options.entropy&&options.entropyEnc||"utf8",nonce:this.n.toArray()});var bytes=this.n.byteLength();var ns2=this.n.sub(new BN(2));for(;;){var priv=new BN(drbg.generate(bytes));if(priv.cmp(ns2)>0)continue;priv.iaddn(1);return this.keyFromPrivate(priv)}};EC.prototype._truncateToN=function _truncateToN(msg,truncOnly,bitLength){var byteLength;if(BN.isBN(msg)||typeof msg==="number"){msg=new BN(msg,16);byteLength=msg.byteLength()}else if(typeof msg==="object"){byteLength=msg.length;msg=new BN(msg,16)}else{var str=msg.toString();byteLength=str.length+1>>>1;msg=new BN(str,16)}if(typeof bitLength!=="number"){bitLength=byteLength*8}var delta=bitLength-this.n.bitLength();if(delta>0)msg=msg.ushrn(delta);if(!truncOnly&&msg.cmp(this.n)>=0)return msg.sub(this.n);else return msg};EC.prototype.sign=function sign(msg,key,enc,options){if(typeof enc==="object"){options=enc;enc=null}if(!options)options={};if(typeof msg!=="string"&&typeof msg!=="number"&&!BN.isBN(msg)){assert(typeof msg==="object"&&msg&&typeof msg.length==="number","Expected message to be an array-like, a hex string, or a BN instance");assert(msg.length>>>0===msg.length);for(var i=0;i<msg.length;i++)assert((msg[i]&255)===msg[i])}key=this.keyFromPrivate(key,enc);msg=this._truncateToN(msg,false,options.msgBitLength);assert(!msg.isNeg(),"Can not sign a negative message");var bytes=this.n.byteLength();var bkey=key.getPrivate().toArray("be",bytes);var nonce=msg.toArray("be",bytes);assert(new BN(nonce).eq(msg),"Can not sign message");var drbg=new HmacDRBG({hash:this.hash,entropy:bkey,nonce:nonce,pers:options.pers,persEnc:options.persEnc||"utf8"});var ns1=this.n.sub(new BN(1));for(var iter=0;;iter++){var k=options.k?options.k(iter):new BN(drbg.generate(this.n.byteLength()));k=this._truncateToN(k,true);if(k.cmpn(1)<=0||k.cmp(ns1)>=0)continue;var kp=this.g.mul(k);if(kp.isInfinity())continue;var kpX=kp.getX();var r=kpX.umod(this.n);if(r.cmpn(0)===0)continue;var s=k.invm(this.n).mul(r.mul(key.getPrivate()).iadd(msg));s=s.umod(this.n);if(s.cmpn(0)===0)continue;var recoveryParam=(kp.getY().isOdd()?1:0)|(kpX.cmp(r)!==0?2:0);if(options.canonical&&s.cmp(this.nh)>0){s=this.n.sub(s);recoveryParam^=1}return new Signature({r:r,s:s,recoveryParam:recoveryParam})}};EC.prototype.verify=function verify(msg,signature,key,enc,options){if(!options)options={};msg=this._truncateToN(msg,false,options.msgBitLength);key=this.keyFromPublic(key,enc);signature=new Signature(signature,"hex");var r=signature.r;var s=signature.s;if(r.cmpn(1)<0||r.cmp(this.n)>=0)return false;if(s.cmpn(1)<0||s.cmp(this.n)>=0)return false;var sinv=s.invm(this.n);var u1=sinv.mul(msg).umod(this.n);var u2=sinv.mul(r).umod(this.n);var p;if(!this.curve._maxwellTrick){p=this.g.mulAdd(u1,key.getPublic(),u2);if(p.isInfinity())return false;return p.getX().umod(this.n).cmp(r)===0}p=this.g.jmulAdd(u1,key.getPublic(),u2);if(p.isInfinity())return false;return p.eqXToP(r)};EC.prototype.recoverPubKey=function(msg,signature,j,enc){assert((3&j)===j,"The recovery param is more than two bits");signature=new Signature(signature,enc);var n=this.n;var e=new BN(msg);var r=signature.r;var s=signature.s;var isYOdd=j&1;var isSecondKey=j>>1;if(r.cmp(this.curve.p.umod(this.curve.n))>=0&&isSecondKey)throw new Error("Unable to find sencond key candinate");if(isSecondKey)r=this.curve.pointFromX(r.add(this.curve.n),isYOdd);else r=this.curve.pointFromX(r,isYOdd);var rInv=signature.r.invm(n);var s1=n.sub(e).mul(rInv).umod(n);var s2=s.mul(rInv).umod(n);return this.g.mulAdd(s1,r,s2)};EC.prototype.getKeyRecoveryParam=function(e,signature,Q,enc){signature=new Signature(signature,enc);if(signature.recoveryParam!==null)return signature.recoveryParam;for(var i=0;i<4;i++){var Qprime;try{Qprime=this.recoverPubKey(e,signature,i)}catch(e){continue}if(Qprime.eq(Q))return i}throw new Error("Unable to find valid recovery factor")}},{"../curves":16,"../utils":24,"./key":18,"./signature":19,"bn.js":8,brorand:9,"hmac-drbg":38}],18:[function(require,module,exports){"use strict";var BN=require("bn.js");var utils=require("../utils");var assert=utils.assert;function KeyPair(ec,options){this.ec=ec;this.priv=null;this.pub=null;if(options.priv)this._importPrivate(options.priv,options.privEnc);if(options.pub)this._importPublic(options.pub,options.pubEnc)}module.exports=KeyPair;KeyPair.fromPublic=function fromPublic(ec,pub,enc){if(pub instanceof KeyPair)return pub;return new KeyPair(ec,{pub:pub,pubEnc:enc})};KeyPair.fromPrivate=function fromPrivate(ec,priv,enc){if(priv instanceof KeyPair)return priv;return new KeyPair(ec,{priv:priv,privEnc:enc})};KeyPair.prototype.validate=function validate(){var pub=this.getPublic();if(pub.isInfinity())return{result:false,reason:"Invalid public key"};if(!pub.validate())return{result:false,reason:"Public key is not a point"};if(!pub.mul(this.ec.curve.n).isInfinity())return{result:false,reason:"Public key * N != O"};return{result:true,reason:null}};KeyPair.prototype.getPublic=function getPublic(compact,enc){if(typeof compact==="string"){enc=compact;compact=null}if(!this.pub)this.pub=this.ec.g.mul(this.priv);if(!enc)return this.pub;return this.pub.encode(enc,compact)};KeyPair.prototype.getPrivate=function getPrivate(enc){if(enc==="hex")return this.priv.toString(16,2);else return this.priv};KeyPair.prototype._importPrivate=function _importPrivate(key,enc){this.priv=new BN(key,enc||16);this.priv=this.priv.umod(this.ec.curve.n)};KeyPair.prototype._importPublic=function _importPublic(key,enc){if(key.x||key.y){if(this.ec.curve.type==="mont"){assert(key.x,"Need x coordinate")}else if(this.ec.curve.type==="short"||this.ec.curve.type==="edwards"){assert(key.x&&key.y,"Need both x and y coordinate")}this.pub=this.ec.curve.point(key.x,key.y);return}this.pub=this.ec.curve.decodePoint(key,enc)};KeyPair.prototype.derive=function derive(pub){if(!pub.validate()){assert(pub.validate(),"public point not validated")}return pub.mul(this.priv).getX()};KeyPair.prototype.sign=function sign(msg,enc,options){return this.ec.sign(msg,this,enc,options)};KeyPair.prototype.verify=function verify(msg,signature,options){return this.ec.verify(msg,signature,this,undefined,options)};KeyPair.prototype.inspect=function inspect(){return"<Key priv: "+(this.priv&&this.priv.toString(16,2))+" pub: "+(this.pub&&this.pub.inspect())+" >"}},{"../utils":24,"bn.js":8}],19:[function(require,module,exports){"use strict";var BN=require("bn.js");var utils=require("../utils");var assert=utils.assert;function Signature(options,enc){if(options instanceof Signature)return options;if(this._importDER(options,enc))return;assert(options.r&&options.s,"Signature without r or s");this.r=new BN(options.r,16);this.s=new BN(options.s,16);if(options.recoveryParam===undefined)this.recoveryParam=null;else this.recoveryParam=options.recoveryParam}module.exports=Signature;function Position(){this.place=0}function getLength(buf,p){var initial=buf[p.place++];if(!(initial&128)){return initial}var octetLen=initial&15;if(octetLen===0||octetLen>4){return false}if(buf[p.place]===0){return false}var val=0;for(var i=0,off=p.place;i<octetLen;i++,off++){val<<=8;val|=buf[off];val>>>=0}if(val<=127){return false}p.place=off;return val}function rmPadding(buf){var i=0;var len=buf.length-1;while(!buf[i]&&!(buf[i+1]&128)&&i<len){i++}if(i===0){return buf}return buf.slice(i)}Signature.prototype._importDER=function _importDER(data,enc){data=utils.toArray(data,enc);var p=new Position;if(data[p.place++]!==48){return false}var len=getLength(data,p);if(len===false){return false}if(len+p.place!==data.length){return false}if(data[p.place++]!==2){return false}var rlen=getLength(data,p);if(rlen===false){return false}if((data[p.place]&128)!==0){return false}var r=data.slice(p.place,rlen+p.place);p.place+=rlen;if(data[p.place++]!==2){return false}var slen=getLength(data,p);if(slen===false){return false}if(data.length!==slen+p.place){return false}if((data[p.place]&128)!==0){return false}var s=data.slice(p.place,slen+p.place);if(r[0]===0){if(r[1]&128){r=r.slice(1)}else{return false}}if(s[0]===0){if(s[1]&128){s=s.slice(1)}else{return false}}this.r=new BN(r);this.s=new BN(s);this.recoveryParam=null;return true};function constructLength(arr,len){if(len<128){arr.push(len);return}var octets=1+(Math.log(len)/Math.LN2>>>3);arr.push(octets|128);while(--octets){arr.push(len>>>(octets<<3)&255)}arr.push(len)}Signature.prototype.toDER=function toDER(enc){var r=this.r.toArray();var s=this.s.toArray();if(r[0]&128)r=[0].concat(r);if(s[0]&128)s=[0].concat(s);r=rmPadding(r);s=rmPadding(s);while(!s[0]&&!(s[1]&128)){s=s.slice(1)}var arr=[2];constructLength(arr,r.length);arr=arr.concat(r);arr.push(2);constructLength(arr,s.length);var backHalf=arr.concat(s);var res=[48];constructLength(res,backHalf.length);res=res.concat(backHalf);return utils.encode(res,enc)}},{"../utils":24,"bn.js":8}],20:[function(require,module,exports){"use strict";var hash=require("hash.js");var curves=require("../curves");var utils=require("../utils");var assert=utils.assert;var parseBytes=utils.parseBytes;var KeyPair=require("./key");var Signature=require("./signature");function EDDSA(curve){assert(curve==="ed25519","only tested with ed25519 so far");if(!(this instanceof EDDSA))return new EDDSA(curve);curve=curves[curve].curve;this.curve=curve;this.g=curve.g;this.g.precompute(curve.n.bitLength()+1);this.pointClass=curve.point().constructor;this.encodingLength=Math.ceil(curve.n.bitLength()/8);this.hash=hash.sha512}module.exports=EDDSA;EDDSA.prototype.sign=function sign(message,secret){message=parseBytes(message);var key=this.keyFromSecret(secret);var r=this.hashInt(key.messagePrefix(),message);var R=this.g.mul(r);var Rencoded=this.encodePoint(R);var s_=this.hashInt(Rencoded,key.pubBytes(),message).mul(key.priv());var S=r.add(s_).umod(this.curve.n);return this.makeSignature({R:R,S:S,Rencoded:Rencoded})};EDDSA.prototype.verify=function verify(message,sig,pub){message=parseBytes(message);sig=this.makeSignature(sig);if(sig.S().gte(sig.eddsa.curve.n)||sig.S().isNeg()){return false}var key=this.keyFromPublic(pub);var h=this.hashInt(sig.Rencoded(),key.pubBytes(),message);var SG=this.g.mul(sig.S());var RplusAh=sig.R().add(key.pub().mul(h));return RplusAh.eq(SG)};EDDSA.prototype.hashInt=function hashInt(){var hash=this.hash();for(var i=0;i<arguments.length;i++)hash.update(arguments[i]);return utils.intFromLE(hash.digest()).umod(this.curve.n)};EDDSA.prototype.keyFromPublic=function keyFromPublic(pub){return KeyPair.fromPublic(this,pub)};EDDSA.prototype.keyFromSecret=function keyFromSecret(secret){return KeyPair.fromSecret(this,secret)};EDDSA.prototype.makeSignature=function makeSignature(sig){if(sig instanceof Signature)return sig;return new Signature(this,sig)};EDDSA.prototype.encodePoint=function encodePoint(point){var enc=point.getY().toArray("le",this.encodingLength);enc[this.encodingLength-1]|=point.getX().isOdd()?128:0;return enc};EDDSA.prototype.decodePoint=function decodePoint(bytes){bytes=utils.parseBytes(bytes);var lastIx=bytes.length-1;var normed=bytes.slice(0,lastIx).concat(bytes[lastIx]&~128);var xIsOdd=(bytes[lastIx]&128)!==0;var y=utils.intFromLE(normed);return this.curve.pointFromY(y,xIsOdd)};EDDSA.prototype.encodeInt=function encodeInt(num){return num.toArray("le",this.encodingLength)};EDDSA.prototype.decodeInt=function decodeInt(bytes){return utils.intFromLE(bytes)};EDDSA.prototype.isPoint=function isPoint(val){return val instanceof this.pointClass}},{"../curves":16,"../utils":24,"./key":21,"./signature":22,"hash.js":26}],21:[function(require,module,exports){"use strict";var utils=require("../utils");var assert=utils.assert;var parseBytes=utils.parseBytes;var cachedProperty=utils.cachedProperty;function KeyPair(eddsa,params){this.eddsa=eddsa;this._secret=parseBytes(params.secret);if(eddsa.isPoint(params.pub))this._pub=params.pub;else this._pubBytes=parseBytes(params.pub)}KeyPair.fromPublic=function fromPublic(eddsa,pub){if(pub instanceof KeyPair)return pub;return new KeyPair(eddsa,{pub:pub})};KeyPair.fromSecret=function fromSecret(eddsa,secret){if(secret instanceof KeyPair)return secret;return new KeyPair(eddsa,{secret:secret})};KeyPair.prototype.secret=function secret(){return this._secret};cachedProperty(KeyPair,"pubBytes",(function pubBytes(){return this.eddsa.encodePoint(this.pub())}));cachedProperty(KeyPair,"pub",(function pub(){if(this._pubBytes)return this.eddsa.decodePoint(this._pubBytes);return this.eddsa.g.mul(this.priv())}));cachedProperty(KeyPair,"privBytes",(function privBytes(){var eddsa=this.eddsa;var hash=this.hash();var lastIx=eddsa.encodingLength-1;var a=hash.slice(0,eddsa.encodingLength);a[0]&=248;a[lastIx]&=127;a[lastIx]|=64;return a}));cachedProperty(KeyPair,"priv",(function priv(){return this.eddsa.decodeInt(this.privBytes())}));cachedProperty(KeyPair,"hash",(function hash(){return this.eddsa.hash().update(this.secret()).digest()}));cachedProperty(KeyPair,"messagePrefix",(function messagePrefix(){return this.hash().slice(this.eddsa.encodingLength)}));KeyPair.prototype.sign=function sign(message){assert(this._secret,"KeyPair can only verify");return this.eddsa.sign(message,this)};KeyPair.prototype.verify=function verify(message,sig){return this.eddsa.verify(message,sig,this)};KeyPair.prototype.getSecret=function getSecret(enc){assert(this._secret,"KeyPair is public only");return utils.encode(this.secret(),enc)};KeyPair.prototype.getPublic=function getPublic(enc){return utils.encode(this.pubBytes(),enc)};module.exports=KeyPair},{"../utils":24}],22:[function(require,module,exports){"use strict";var BN=require("bn.js");var utils=require("../utils");var assert=utils.assert;var cachedProperty=utils.cachedProperty;var parseBytes=utils.parseBytes;function Signature(eddsa,sig){this.eddsa=eddsa;if(typeof sig!=="object")sig=parseBytes(sig);if(Array.isArray(sig)){assert(sig.length===eddsa.encodingLength*2,"Signature has invalid size");sig={R:sig.slice(0,eddsa.encodingLength),S:sig.slice(eddsa.encodingLength)}}assert(sig.R&&sig.S,"Signature without R or S");if(eddsa.isPoint(sig.R))this._R=sig.R;if(sig.S instanceof BN)this._S=sig.S;this._Rencoded=Array.isArray(sig.R)?sig.R:sig.Rencoded;this._Sencoded=Array.isArray(sig.S)?sig.S:sig.Sencoded}cachedProperty(Signature,"S",(function S(){return this.eddsa.decodeInt(this.Sencoded())}));cachedProperty(Signature,"R",(function R(){return this.eddsa.decodePoint(this.Rencoded())}));cachedProperty(Signature,"Rencoded",(function Rencoded(){return this.eddsa.encodePoint(this.R())}));cachedProperty(Signature,"Sencoded",(function Sencoded(){return this.eddsa.encodeInt(this.S())}));Signature.prototype.toBytes=function toBytes(){return this.Rencoded().concat(this.Sencoded())};Signature.prototype.toHex=function toHex(){return utils.encode(this.toBytes(),"hex").toUpperCase()};module.exports=Signature},{"../utils":24,"bn.js":8}],23:[function(require,module,exports){module.exports={doubles:{step:4,points:[["e60fce93b59e9ec53011aabc21c23e97b2a31369b87a5ae9c44ee89e2a6dec0a","f7e3507399e595929db99f34f57937101296891e44d23f0be1f32cce69616821"],["8282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508","11f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf"],["175e159f728b865a72f99cc6c6fc846de0b93833fd2222ed73fce5b551e5b739","d3506e0d9e3c79eba4ef97a51ff71f5eacb5955add24345c6efa6ffee9fed695"],["363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640","4e273adfc732221953b445397f3363145b9a89008199ecb62003c7f3bee9de9"],["8b4b5f165df3c2be8c6244b5b745638843e4a781a15bcd1b69f79a55dffdf80c","4aad0a6f68d308b4b3fbd7813ab0da04f9e336546162ee56b3eff0c65fd4fd36"],["723cbaa6e5db996d6bf771c00bd548c7b700dbffa6c0e77bcb6115925232fcda","96e867b5595cc498a921137488824d6e2660a0653779494801dc069d9eb39f5f"],["eebfa4d493bebf98ba5feec812c2d3b50947961237a919839a533eca0e7dd7fa","5d9a8ca3970ef0f269ee7edaf178089d9ae4cdc3a711f712ddfd4fdae1de8999"],["100f44da696e71672791d0a09b7bde459f1215a29b3c03bfefd7835b39a48db0","cdd9e13192a00b772ec8f3300c090666b7ff4a18ff5195ac0fbd5cd62bc65a09"],["e1031be262c7ed1b1dc9227a4a04c017a77f8d4464f3b3852c8acde6e534fd2d","9d7061928940405e6bb6a4176597535af292dd419e1ced79a44f18f29456a00d"],["feea6cae46d55b530ac2839f143bd7ec5cf8b266a41d6af52d5e688d9094696d","e57c6b6c97dce1bab06e4e12bf3ecd5c981c8957cc41442d3155debf18090088"],["da67a91d91049cdcb367be4be6ffca3cfeed657d808583de33fa978bc1ec6cb1","9bacaa35481642bc41f463f7ec9780e5dec7adc508f740a17e9ea8e27a68be1d"],["53904faa0b334cdda6e000935ef22151ec08d0f7bb11069f57545ccc1a37b7c0","5bc087d0bc80106d88c9eccac20d3c1c13999981e14434699dcb096b022771c8"],["8e7bcd0bd35983a7719cca7764ca906779b53a043a9b8bcaeff959f43ad86047","10b7770b2a3da4b3940310420ca9514579e88e2e47fd68b3ea10047e8460372a"],["385eed34c1cdff21e6d0818689b81bde71a7f4f18397e6690a841e1599c43862","283bebc3e8ea23f56701de19e9ebf4576b304eec2086dc8cc0458fe5542e5453"],["6f9d9b803ecf191637c73a4413dfa180fddf84a5947fbc9c606ed86c3fac3a7","7c80c68e603059ba69b8e2a30e45c4d47ea4dd2f5c281002d86890603a842160"],["3322d401243c4e2582a2147c104d6ecbf774d163db0f5e5313b7e0e742d0e6bd","56e70797e9664ef5bfb019bc4ddaf9b72805f63ea2873af624f3a2e96c28b2a0"],["85672c7d2de0b7da2bd1770d89665868741b3f9af7643397721d74d28134ab83","7c481b9b5b43b2eb6374049bfa62c2e5e77f17fcc5298f44c8e3094f790313a6"],["948bf809b1988a46b06c9f1919413b10f9226c60f668832ffd959af60c82a0a","53a562856dcb6646dc6b74c5d1c3418c6d4dff08c97cd2bed4cb7f88d8c8e589"],["6260ce7f461801c34f067ce0f02873a8f1b0e44dfc69752accecd819f38fd8e8","bc2da82b6fa5b571a7f09049776a1ef7ecd292238051c198c1a84e95b2b4ae17"],["e5037de0afc1d8d43d8348414bbf4103043ec8f575bfdc432953cc8d2037fa2d","4571534baa94d3b5f9f98d09fb990bddbd5f5b03ec481f10e0e5dc841d755bda"],["e06372b0f4a207adf5ea905e8f1771b4e7e8dbd1c6a6c5b725866a0ae4fce725","7a908974bce18cfe12a27bb2ad5a488cd7484a7787104870b27034f94eee31dd"],["213c7a715cd5d45358d0bbf9dc0ce02204b10bdde2a3f58540ad6908d0559754","4b6dad0b5ae462507013ad06245ba190bb4850f5f36a7eeddff2c27534b458f2"],["4e7c272a7af4b34e8dbb9352a5419a87e2838c70adc62cddf0cc3a3b08fbd53c","17749c766c9d0b18e16fd09f6def681b530b9614bff7dd33e0b3941817dcaae6"],["fea74e3dbe778b1b10f238ad61686aa5c76e3db2be43057632427e2840fb27b6","6e0568db9b0b13297cf674deccb6af93126b596b973f7b77701d3db7f23cb96f"],["76e64113f677cf0e10a2570d599968d31544e179b760432952c02a4417bdde39","c90ddf8dee4e95cf577066d70681f0d35e2a33d2b56d2032b4b1752d1901ac01"],["c738c56b03b2abe1e8281baa743f8f9a8f7cc643df26cbee3ab150242bcbb891","893fb578951ad2537f718f2eacbfbbbb82314eef7880cfe917e735d9699a84c3"],["d895626548b65b81e264c7637c972877d1d72e5f3a925014372e9f6588f6c14b","febfaa38f2bc7eae728ec60818c340eb03428d632bb067e179363ed75d7d991f"],["b8da94032a957518eb0f6433571e8761ceffc73693e84edd49150a564f676e03","2804dfa44805a1e4d7c99cc9762808b092cc584d95ff3b511488e4e74efdf6e7"],["e80fea14441fb33a7d8adab9475d7fab2019effb5156a792f1a11778e3c0df5d","eed1de7f638e00771e89768ca3ca94472d155e80af322ea9fcb4291b6ac9ec78"],["a301697bdfcd704313ba48e51d567543f2a182031efd6915ddc07bbcc4e16070","7370f91cfb67e4f5081809fa25d40f9b1735dbf7c0a11a130c0d1a041e177ea1"],["90ad85b389d6b936463f9d0512678de208cc330b11307fffab7ac63e3fb04ed4","e507a3620a38261affdcbd9427222b839aefabe1582894d991d4d48cb6ef150"],["8f68b9d2f63b5f339239c1ad981f162ee88c5678723ea3351b7b444c9ec4c0da","662a9f2dba063986de1d90c2b6be215dbbea2cfe95510bfdf23cbf79501fff82"],["e4f3fb0176af85d65ff99ff9198c36091f48e86503681e3e6686fd5053231e11","1e63633ad0ef4f1c1661a6d0ea02b7286cc7e74ec951d1c9822c38576feb73bc"],["8c00fa9b18ebf331eb961537a45a4266c7034f2f0d4e1d0716fb6eae20eae29e","efa47267fea521a1a9dc343a3736c974c2fadafa81e36c54e7d2a4c66702414b"],["e7a26ce69dd4829f3e10cec0a9e98ed3143d084f308b92c0997fddfc60cb3e41","2a758e300fa7984b471b006a1aafbb18d0a6b2c0420e83e20e8a9421cf2cfd51"],["b6459e0ee3662ec8d23540c223bcbdc571cbcb967d79424f3cf29eb3de6b80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strict";var utils=exports;var BN=require("bn.js");var minAssert=require("minimalistic-assert");var minUtils=require("minimalistic-crypto-utils");utils.assert=minAssert;utils.toArray=minUtils.toArray;utils.zero2=minUtils.zero2;utils.toHex=minUtils.toHex;utils.encode=minUtils.encode;function getNAF(num,w,bits){var naf=new Array(Math.max(num.bitLength(),bits)+1);var i;for(i=0;i<naf.length;i+=1){naf[i]=0}var ws=1<<w+1;var k=num.clone();for(i=0;i<naf.length;i++){var z;var mod=k.andln(ws-1);if(k.isOdd()){if(mod>(ws>>1)-1)z=(ws>>1)-mod;else z=mod;k.isubn(z)}else{z=0}naf[i]=z;k.iushrn(1)}return naf}utils.getNAF=getNAF;function getJSF(k1,k2){var jsf=[[],[]];k1=k1.clone();k2=k2.clone();var d1=0;var d2=0;var m8;while(k1.cmpn(-d1)>0||k2.cmpn(-d2)>0){var m14=k1.andln(3)+d1&3;var m24=k2.andln(3)+d2&3;if(m14===3)m14=-1;if(m24===3)m24=-1;var u1;if((m14&1)===0){u1=0}else{m8=k1.andln(7)+d1&7;if((m8===3||m8===5)&&m24===2)u1=-m14;else u1=m14}jsf[0].push(u1);var u2;if((m24&1)===0){u2=0}else{m8=k2.andln(7)+d2&7;if((m8===3||m8===5)&&m14===2)u2=-m24;else u2=m24}jsf[1].push(u2);if(2*d1===u1+1)d1=1-d1;if(2*d2===u2+1)d2=1-d2;k1.iushrn(1);k2.iushrn(1)}return jsf}utils.getJSF=getJSF;function cachedProperty(obj,name,computer){var key="_"+name;obj.prototype[name]=function cachedProperty(){return this[key]!==undefined?this[key]:this[key]=computer.call(this)}}utils.cachedProperty=cachedProperty;function parseBytes(bytes){return typeof bytes==="string"?utils.toArray(bytes,"hex"):bytes}utils.parseBytes=parseBytes;function intFromLE(bytes){return new BN(bytes,"hex","le")}utils.intFromLE=intFromLE},{"bn.js":8,"minimalistic-assert":42,"minimalistic-crypto-utils":43}],25:[function(require,module,exports){module.exports={name:"elliptic",version:"6.6.1",description:"EC cryptography",main:"lib/elliptic.js",files:["lib"],scripts:{lint:"eslint lib test","lint:fix":"npm run lint -- --fix",unit:"istanbul test _mocha --reporter=spec test/index.js",test:"npm run lint && npm run unit",version:"grunt dist && git add dist/"},repository:{type:"git",url:"git@github.com:indutny/elliptic"},keywords:["EC","Elliptic","curve","Cryptography"],author:"Fedor Indutny <fedor@indutny.com>",license:"MIT",bugs:{url:"https://github.com/indutny/elliptic/issues"},homepage:"https://github.com/indutny/elliptic",devDependencies:{brfs:"^2.0.2",coveralls:"^3.1.0",eslint:"^7.6.0",grunt:"^1.2.1","grunt-browserify":"^5.3.0","grunt-cli":"^1.3.2","grunt-contrib-connect":"^3.0.0","grunt-contrib-copy":"^1.0.0","grunt-contrib-uglify":"^5.0.0","grunt-mocha-istanbul":"^5.0.2","grunt-saucelabs":"^9.0.1",istanbul:"^0.4.5",mocha:"^8.0.1"},dependencies:{"bn.js":"^4.11.9",brorand:"^1.1.0","hash.js":"^1.0.0","hmac-drbg":"^1.0.1",inherits:"^2.0.4","minimalistic-assert":"^1.0.1","minimalistic-crypto-utils":"^1.0.1"}}},{}],26:[function(require,module,exports){var hash=exports;hash.utils=require("./hash/utils");hash.common=require("./hash/common");hash.sha=require("./hash/sha");hash.ripemd=require("./hash/ripemd");hash.hmac=require("./hash/hmac");hash.sha1=hash.sha.sha1;hash.sha256=hash.sha.sha256;hash.sha224=hash.sha.sha224;hash.sha384=hash.sha.sha384;hash.sha512=hash.sha.sha512;hash.ripemd160=hash.ripemd.ripemd160},{"./hash/common":27,"./hash/hmac":28,"./hash/ripemd":29,"./hash/sha":30,"./hash/utils":37}],27:[function(require,module,exports){"use strict";var utils=require("./utils");var assert=require("minimalistic-assert");function BlockHash(){this.pending=null;this.pendingTotal=0;this.blockSize=this.constructor.blockSize;this.outSize=this.constructor.outSize;this.hmacStrength=this.constructor.hmacStrength;this.padLength=this.constructor.padLength/8;this.endian="big";this._delta8=this.blockSize/8;this._delta32=this.blockSize/32}exports.BlockHash=BlockHash;BlockHash.prototype.update=function update(msg,enc){msg=utils.toArray(msg,enc);if(!this.pending)this.pending=msg;else this.pending=this.pending.concat(msg);this.pendingTotal+=msg.length;if(this.pending.length>=this._delta8){msg=this.pending;var r=msg.length%this._delta8;this.pending=msg.slice(msg.length-r,msg.length);if(this.pending.length===0)this.pending=null;msg=utils.join32(msg,0,msg.length-r,this.endian);for(var i=0;i<msg.length;i+=this._delta32)this._update(msg,i,i+this._delta32)}return this};BlockHash.prototype.digest=function digest(enc){this.update(this._pad());assert(this.pending===null);return this._digest(enc)};BlockHash.prototype._pad=function pad(){var len=this.pendingTotal;var bytes=this._delta8;var k=bytes-(len+this.padLength)%bytes;var res=new Array(k+this.padLength);res[0]=128;for(var i=1;i<k;i++)res[i]=0;len<<=3;if(this.endian==="big"){for(var t=8;t<this.padLength;t++)res[i++]=0;res[i++]=0;res[i++]=0;res[i++]=0;res[i++]=0;res[i++]=len>>>24&255;res[i++]=len>>>16&255;res[i++]=len>>>8&255;res[i++]=len&255}else{res[i++]=len&255;res[i++]=len>>>8&255;res[i++]=len>>>16&255;res[i++]=len>>>24&255;res[i++]=0;res[i++]=0;res[i++]=0;res[i++]=0;for(t=8;t<this.padLength;t++)res[i++]=0}return res}},{"./utils":37,"minimalistic-assert":42}],28:[function(require,module,exports){"use strict";var utils=require("./utils");var assert=require("minimalistic-assert");function Hmac(hash,key,enc){if(!(this instanceof Hmac))return new Hmac(hash,key,enc);this.Hash=hash;this.blockSize=hash.blockSize/8;this.outSize=hash.outSize/8;this.inner=null;this.outer=null;this._init(utils.toArray(key,enc))}module.exports=Hmac;Hmac.prototype._init=function init(key){if(key.length>this.blockSize)key=(new this.Hash).update(key).digest();assert(key.length<=this.blockSize);for(var i=key.length;i<this.blockSize;i++)key.push(0);for(i=0;i<key.length;i++)key[i]^=54;this.inner=(new this.Hash).update(key);for(i=0;i<key.length;i++)key[i]^=106;this.outer=(new this.Hash).update(key)};Hmac.prototype.update=function update(msg,enc){this.inner.update(msg,enc);return this};Hmac.prototype.digest=function digest(enc){this.outer.update(this.inner.digest());return this.outer.digest(enc)}},{"./utils":37,"minimalistic-assert":42}],29:[function(require,module,exports){"use strict";var utils=require("./utils");var common=require("./common");var rotl32=utils.rotl32;var sum32=utils.sum32;var sum32_3=utils.sum32_3;var sum32_4=utils.sum32_4;var BlockHash=common.BlockHash;function RIPEMD160(){if(!(this instanceof RIPEMD160))return new RIPEMD160;BlockHash.call(this);this.h=[1732584193,4023233417,2562383102,271733878,3285377520];this.endian="little"}utils.inherits(RIPEMD160,BlockHash);exports.ripemd160=RIPEMD160;RIPEMD160.blockSize=512;RIPEMD160.outSize=160;RIPEMD160.hmacStrength=192;RIPEMD160.padLength=64;RIPEMD160.prototype._update=function update(msg,start){var A=this.h[0];var B=this.h[1];var C=this.h[2];var D=this.h[3];var E=this.h[4];var Ah=A;var Bh=B;var Ch=C;var Dh=D;var Eh=E;for(var j=0;j<80;j++){var T=sum32(rotl32(sum32_4(A,f(j,B,C,D),msg[r[j]+start],K(j)),s[j]),E);A=E;E=D;D=rotl32(C,10);C=B;B=T;T=sum32(rotl32(sum32_4(Ah,f(79-j,Bh,Ch,Dh),msg[rh[j]+start],Kh(j)),sh[j]),Eh);Ah=Eh;Eh=Dh;Dh=rotl32(Ch,10);Ch=Bh;Bh=T}T=sum32_3(this.h[1],C,Dh);this.h[1]=sum32_3(this.h[2],D,Eh);this.h[2]=sum32_3(this.h[3],E,Ah);this.h[3]=sum32_3(this.h[4],A,Bh);this.h[4]=sum32_3(this.h[0],B,Ch);this.h[0]=T};RIPEMD160.prototype._digest=function digest(enc){if(enc==="hex")return utils.toHex32(this.h,"little");else return utils.split32(this.h,"little")};function f(j,x,y,z){if(j<=15)return x^y^z;else if(j<=31)return x&y|~x&z;else if(j<=47)return(x|~y)^z;else if(j<=63)return x&z|y&~z;else return x^(y|~z)}function K(j){if(j<=15)return 0;else if(j<=31)return 1518500249;else if(j<=47)return 1859775393;else if(j<=63)return 2400959708;else return 2840853838}function Kh(j){if(j<=15)return 1352829926;else if(j<=31)return 1548603684;else if(j<=47)return 1836072691;else if(j<=63)return 2053994217;else return 0}var r=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13];var rh=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11];var s=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9,13,15,14,8,13,6,5,12,7,5,11,12,14,15,14,15,9,8,9,14,5,6,8,6,5,12,9,15,5,11,6,8,13,12,5,12,13,14,11,8,5,6];var sh=[8,9,9,11,13,15,15,5,7,7,8,11,14,14,12,6,9,13,15,7,12,8,9,11,7,7,12,7,6,15,13,11,9,7,15,11,8,6,6,14,12,13,5,14,13,13,7,5,15,5,8,11,14,14,6,14,6,9,12,9,12,5,15,8,8,5,12,9,12,5,14,6,8,13,6,5,15,13,11,11]},{"./common":27,"./utils":37}],30:[function(require,module,exports){"use strict";exports.sha1=require("./sha/1");exports.sha224=require("./sha/224");exports.sha256=require("./sha/256");exports.sha384=require("./sha/384");exports.sha512=require("./sha/512")},{"./sha/1":31,"./sha/224":32,"./sha/256":33,"./sha/384":34,"./sha/512":35}],31:[function(require,module,exports){"use strict";var utils=require("../utils");var common=require("../common");var shaCommon=require("./common");var rotl32=utils.rotl32;var sum32=utils.sum32;var sum32_5=utils.sum32_5;var ft_1=shaCommon.ft_1;var BlockHash=common.BlockHash;var sha1_K=[1518500249,1859775393,2400959708,3395469782];function SHA1(){if(!(this instanceof SHA1))return new SHA1;BlockHash.call(this);this.h=[1732584193,4023233417,2562383102,271733878,3285377520];this.W=new Array(80)}utils.inherits(SHA1,BlockHash);module.exports=SHA1;SHA1.blockSize=512;SHA1.outSize=160;SHA1.hmacStrength=80;SHA1.padLength=64;SHA1.prototype._update=function _update(msg,start){var W=this.W;for(var i=0;i<16;i++)W[i]=msg[start+i];for(;i<W.length;i++)W[i]=rotl32(W[i-3]^W[i-8]^W[i-14]^W[i-16],1);var a=this.h[0];var b=this.h[1];var c=this.h[2];var d=this.h[3];var e=this.h[4];for(i=0;i<W.length;i++){var s=~~(i/20);var t=sum32_5(rotl32(a,5),ft_1(s,b,c,d),e,W[i],sha1_K[s]);e=d;d=c;c=rotl32(b,30);b=a;a=t}this.h[0]=sum32(this.h[0],a);this.h[1]=sum32(this.h[1],b);this.h[2]=sum32(this.h[2],c);this.h[3]=sum32(this.h[3],d);this.h[4]=sum32(this.h[4],e)};SHA1.prototype._digest=function digest(enc){if(enc==="hex")return utils.toHex32(this.h,"big");else return utils.split32(this.h,"big")}},{"../common":27,"../utils":37,"./common":36}],32:[function(require,module,exports){"use strict";var utils=require("../utils");var SHA256=require("./256");function SHA224(){if(!(this instanceof SHA224))return new SHA224;SHA256.call(this);this.h=[3238371032,914150663,812702999,4144912697,4290775857,1750603025,1694076839,3204075428]}utils.inherits(SHA224,SHA256);module.exports=SHA224;SHA224.blockSize=512;SHA224.outSize=224;SHA224.hmacStrength=192;SHA224.padLength=64;SHA224.prototype._digest=function digest(enc){if(enc==="hex")return utils.toHex32(this.h.slice(0,7),"big");else return utils.split32(this.h.slice(0,7),"big")}},{"../utils":37,"./256":33}],33:[function(require,module,exports){"use strict";var utils=require("../utils");var common=require("../common");var shaCommon=require("./common");var assert=require("minimalistic-assert");var sum32=utils.sum32;var sum32_4=utils.sum32_4;var sum32_5=utils.sum32_5;var ch32=shaCommon.ch32;var maj32=shaCommon.maj32;var s0_256=shaCommon.s0_256;var s1_256=shaCommon.s1_256;var g0_256=shaCommon.g0_256;var g1_256=shaCommon.g1_256;var BlockHash=common.BlockHash;var sha256_K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298];function SHA256(){if(!(this instanceof SHA256))return new SHA256;BlockHash.call(this);this.h=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];this.k=sha256_K;this.W=new Array(64)}utils.inherits(SHA256,BlockHash);module.exports=SHA256;SHA256.blockSize=512;SHA256.outSize=256;SHA256.hmacStrength=192;SHA256.padLength=64;SHA256.prototype._update=function _update(msg,start){var W=this.W;for(var i=0;i<16;i++)W[i]=msg[start+i];for(;i<W.length;i++)W[i]=sum32_4(g1_256(W[i-2]),W[i-7],g0_256(W[i-15]),W[i-16]);var a=this.h[0];var b=this.h[1];var c=this.h[2];var d=this.h[3];var e=this.h[4];var f=this.h[5];var g=this.h[6];var h=this.h[7];assert(this.k.length===W.length);for(i=0;i<W.length;i++){var T1=sum32_5(h,s1_256(e),ch32(e,f,g),this.k[i],W[i]);var T2=sum32(s0_256(a),maj32(a,b,c));h=g;g=f;f=e;e=sum32(d,T1);d=c;c=b;b=a;a=sum32(T1,T2)}this.h[0]=sum32(this.h[0],a);this.h[1]=sum32(this.h[1],b);this.h[2]=sum32(this.h[2],c);this.h[3]=sum32(this.h[3],d);this.h[4]=sum32(this.h[4],e);this.h[5]=sum32(this.h[5],f);this.h[6]=sum32(this.h[6],g);this.h[7]=sum32(this.h[7],h)};SHA256.prototype._digest=function digest(enc){if(enc==="hex")return utils.toHex32(this.h,"big");else return utils.split32(this.h,"big")}},{"../common":27,"../utils":37,"./common":36,"minimalistic-assert":42}],34:[function(require,module,exports){"use strict";var utils=require("../utils");var SHA512=require("./512");function SHA384(){if(!(this instanceof SHA384))return new SHA384;SHA512.call(this);this.h=[3418070365,3238371032,1654270250,914150663,2438529370,812702999,355462360,4144912697,1731405415,4290775857,2394180231,1750603025,3675008525,1694076839,1203062813,3204075428]}utils.inherits(SHA384,SHA512);module.exports=SHA384;SHA384.blockSize=1024;SHA384.outSize=384;SHA384.hmacStrength=192;SHA384.padLength=128;SHA384.prototype._digest=function digest(enc){if(enc==="hex")return utils.toHex32(this.h.slice(0,12),"big");else return utils.split32(this.h.slice(0,12),"big")}},{"../utils":37,"./512":35}],35:[function(require,module,exports){"use strict";var utils=require("../utils");var common=require("../common");var assert=require("minimalistic-assert");var rotr64_hi=utils.rotr64_hi;var rotr64_lo=utils.rotr64_lo;var shr64_hi=utils.shr64_hi;var shr64_lo=utils.shr64_lo;var sum64=utils.sum64;var sum64_hi=utils.sum64_hi;var sum64_lo=utils.sum64_lo;var sum64_4_hi=utils.sum64_4_hi;var sum64_4_lo=utils.sum64_4_lo;var sum64_5_hi=utils.sum64_5_hi;var sum64_5_lo=utils.sum64_5_lo;var BlockHash=common.BlockHash;var sha512_K=[1116352408,3609767458,1899447441,602891725,3049323471,3964484399,3921009573,2173295548,961987163,4081628472,1508970993,3053834265,2453635748,2937671579,2870763221,3664609560,3624381080,2734883394,310598401,1164996542,607225278,1323610764,1426881987,3590304994,1925078388,4068182383,2162078206,991336113,2614888103,633803317,3248222580,3479774868,3835390401,2666613458,4022224774,944711139,264347078,2341262773,604807628,2007800933,770255983,1495990901,1249150122,1856431235,1555081692,3175218132,1996064986,2198950837,2554220882,3999719339,2821834349,766784016,2952996808,2566594879,3210313671,3203337956,3336571891,1034457026,3584528711,2466948901,113926993,3758326383,338241895,168717936,666307205,1188179964,773529912,1546045734,1294757372,1522805485,1396182291,2643833823,1695183700,2343527390,1986661051,1014477480,2177026350,1206759142,2456956037,344077627,2730485921,1290863460,2820302411,3158454273,3259730800,3505952657,3345764771,106217008,3516065817,3606008344,3600352804,1432725776,4094571909,1467031594,275423344,851169720,430227734,3100823752,506948616,1363258195,659060556,3750685593,883997877,3785050280,958139571,3318307427,1322822218,3812723403,1537002063,2003034995,1747873779,3602036899,1955562222,1575990012,2024104815,1125592928,2227730452,2716904306,2361852424,442776044,2428436474,593698344,2756734187,3733110249,3204031479,2999351573,3329325298,3815920427,3391569614,3928383900,3515267271,566280711,3940187606,3454069534,4118630271,4000239992,116418474,1914138554,174292421,2731055270,289380356,3203993006,460393269,320620315,685471733,587496836,852142971,1086792851,1017036298,365543100,1126000580,2618297676,1288033470,3409855158,1501505948,4234509866,1607167915,987167468,1816402316,1246189591];function SHA512(){if(!(this instanceof SHA512))return new SHA512;BlockHash.call(this);this.h=[1779033703,4089235720,3144134277,2227873595,1013904242,4271175723,2773480762,1595750129,1359893119,2917565137,2600822924,725511199,528734635,4215389547,1541459225,327033209];this.k=sha512_K;this.W=new Array(160)}utils.inherits(SHA512,BlockHash);module.exports=SHA512;SHA512.blockSize=1024;SHA512.outSize=512;SHA512.hmacStrength=192;SHA512.padLength=128;SHA512.prototype._prepareBlock=function _prepareBlock(msg,start){var W=this.W;for(var i=0;i<32;i++)W[i]=msg[start+i];for(;i<W.length;i+=2){var c0_hi=g1_512_hi(W[i-4],W[i-3]);var c0_lo=g1_512_lo(W[i-4],W[i-3]);var c1_hi=W[i-14];var c1_lo=W[i-13];var c2_hi=g0_512_hi(W[i-30],W[i-29]);var c2_lo=g0_512_lo(W[i-30],W[i-29]);var c3_hi=W[i-32];var c3_lo=W[i-31];W[i]=sum64_4_hi(c0_hi,c0_lo,c1_hi,c1_lo,c2_hi,c2_lo,c3_hi,c3_lo);W[i+1]=sum64_4_lo(c0_hi,c0_lo,c1_hi,c1_lo,c2_hi,c2_lo,c3_hi,c3_lo)}};SHA512.prototype._update=function _update(msg,start){this._prepareBlock(msg,start);var W=this.W;var ah=this.h[0];var al=this.h[1];var bh=this.h[2];var bl=this.h[3];var ch=this.h[4];var cl=this.h[5];var dh=this.h[6];var dl=this.h[7];var eh=this.h[8];var el=this.h[9];var fh=this.h[10];var fl=this.h[11];var gh=this.h[12];var gl=this.h[13];var hh=this.h[14];var hl=this.h[15];assert(this.k.length===W.length);for(var i=0;i<W.length;i+=2){var c0_hi=hh;var c0_lo=hl;var c1_hi=s1_512_hi(eh,el);var c1_lo=s1_512_lo(eh,el);var c2_hi=ch64_hi(eh,el,fh,fl,gh,gl);var c2_lo=ch64_lo(eh,el,fh,fl,gh,gl);var c3_hi=this.k[i];var c3_lo=this.k[i+1];var c4_hi=W[i];var c4_lo=W[i+1];var T1_hi=sum64_5_hi(c0_hi,c0_lo,c1_hi,c1_lo,c2_hi,c2_lo,c3_hi,c3_lo,c4_hi,c4_lo);var T1_lo=sum64_5_lo(c0_hi,c0_lo,c1_hi,c1_lo,c2_hi,c2_lo,c3_hi,c3_lo,c4_hi,c4_lo);c0_hi=s0_512_hi(ah,al);c0_lo=s0_512_lo(ah,al);c1_hi=maj64_hi(ah,al,bh,bl,ch,cl);c1_lo=maj64_lo(ah,al,bh,bl,ch,cl);var T2_hi=sum64_hi(c0_hi,c0_lo,c1_hi,c1_lo);var T2_lo=sum64_lo(c0_hi,c0_lo,c1_hi,c1_lo);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;eh=sum64_hi(dh,dl,T1_hi,T1_lo);el=sum64_lo(dl,dl,T1_hi,T1_lo);dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;ah=sum64_hi(T1_hi,T1_lo,T2_hi,T2_lo);al=sum64_lo(T1_hi,T1_lo,T2_hi,T2_lo)}sum64(this.h,0,ah,al);sum64(this.h,2,bh,bl);sum64(this.h,4,ch,cl);sum64(this.h,6,dh,dl);sum64(this.h,8,eh,el);sum64(this.h,10,fh,fl);sum64(this.h,12,gh,gl);sum64(this.h,14,hh,hl)};SHA512.prototype._digest=function digest(enc){if(enc==="hex")return utils.toHex32(this.h,"big");else return utils.split32(this.h,"big")};function ch64_hi(xh,xl,yh,yl,zh){var r=xh&yh^~xh&zh;if(r<0)r+=4294967296;return r}function ch64_lo(xh,xl,yh,yl,zh,zl){var r=xl&yl^~xl&zl;if(r<0)r+=4294967296;return r}function maj64_hi(xh,xl,yh,yl,zh){var r=xh&yh^xh&zh^yh&zh;if(r<0)r+=4294967296;return r}function maj64_lo(xh,xl,yh,yl,zh,zl){var r=xl&yl^xl&zl^yl&zl;if(r<0)r+=4294967296;return r}function s0_512_hi(xh,xl){var c0_hi=rotr64_hi(xh,xl,28);var c1_hi=rotr64_hi(xl,xh,2);var c2_hi=rotr64_hi(xl,xh,7);var r=c0_hi^c1_hi^c2_hi;if(r<0)r+=4294967296;return r}function s0_512_lo(xh,xl){var c0_lo=rotr64_lo(xh,xl,28);var c1_lo=rotr64_lo(xl,xh,2);var c2_lo=rotr64_lo(xl,xh,7);var r=c0_lo^c1_lo^c2_lo;if(r<0)r+=4294967296;return r}function s1_512_hi(xh,xl){var c0_hi=rotr64_hi(xh,xl,14);var c1_hi=rotr64_hi(xh,xl,18);var c2_hi=rotr64_hi(xl,xh,9);var r=c0_hi^c1_hi^c2_hi;if(r<0)r+=4294967296;return r}function s1_512_lo(xh,xl){var c0_lo=rotr64_lo(xh,xl,14);var c1_lo=rotr64_lo(xh,xl,18);var c2_lo=rotr64_lo(xl,xh,9);var r=c0_lo^c1_lo^c2_lo;if(r<0)r+=4294967296;return r}function g0_512_hi(xh,xl){var c0_hi=rotr64_hi(xh,xl,1);var c1_hi=rotr64_hi(xh,xl,8);var c2_hi=shr64_hi(xh,xl,7);var r=c0_hi^c1_hi^c2_hi;if(r<0)r+=4294967296;return r}function g0_512_lo(xh,xl){var c0_lo=rotr64_lo(xh,xl,1);var c1_lo=rotr64_lo(xh,xl,8);var c2_lo=shr64_lo(xh,xl,7);var r=c0_lo^c1_lo^c2_lo;if(r<0)r+=4294967296;return r}function g1_512_hi(xh,xl){var c0_hi=rotr64_hi(xh,xl,19);var c1_hi=rotr64_hi(xl,xh,29);var c2_hi=shr64_hi(xh,xl,6);var r=c0_hi^c1_hi^c2_hi;if(r<0)r+=4294967296;return r}function g1_512_lo(xh,xl){var c0_lo=rotr64_lo(xh,xl,19);var c1_lo=rotr64_lo(xl,xh,29);var c2_lo=shr64_lo(xh,xl,6);var r=c0_lo^c1_lo^c2_lo;if(r<0)r+=4294967296;return r}},{"../common":27,"../utils":37,"minimalistic-assert":42}],36:[function(require,module,exports){"use strict";var utils=require("../utils");var rotr32=utils.rotr32;function ft_1(s,x,y,z){if(s===0)return ch32(x,y,z);if(s===1||s===3)return p32(x,y,z);if(s===2)return maj32(x,y,z)}exports.ft_1=ft_1;function ch32(x,y,z){return x&y^~x&z}exports.ch32=ch32;function maj32(x,y,z){return x&y^x&z^y&z}exports.maj32=maj32;function p32(x,y,z){return x^y^z}exports.p32=p32;function s0_256(x){return rotr32(x,2)^rotr32(x,13)^rotr32(x,22)}exports.s0_256=s0_256;function s1_256(x){return rotr32(x,6)^rotr32(x,11)^rotr32(x,25)}exports.s1_256=s1_256;function g0_256(x){return rotr32(x,7)^rotr32(x,18)^x>>>3}exports.g0_256=g0_256;function g1_256(x){return rotr32(x,17)^rotr32(x,19)^x>>>10}exports.g1_256=g1_256},{"../utils":37}],37:[function(require,module,exports){"use strict";var assert=require("minimalistic-assert");var inherits=require("inherits");exports.inherits=inherits;function isSurrogatePair(msg,i){if((msg.charCodeAt(i)&64512)!==55296){return false}if(i<0||i+1>=msg.length){return false}return(msg.charCodeAt(i+1)&64512)===56320}function toArray(msg,enc){if(Array.isArray(msg))return msg.slice();if(!msg)return[];var res=[];if(typeof msg==="string"){if(!enc){var p=0;for(var i=0;i<msg.length;i++){var c=msg.charCodeAt(i);if(c<128){res[p++]=c}else if(c<2048){res[p++]=c>>6|192;res[p++]=c&63|128}else if(isSurrogatePair(msg,i)){c=65536+((c&1023)<<10)+(msg.charCodeAt(++i)&1023);res[p++]=c>>18|240;res[p++]=c>>12&63|128;res[p++]=c>>6&63|128;res[p++]=c&63|128}else{res[p++]=c>>12|224;res[p++]=c>>6&63|128;res[p++]=c&63|128}}}else if(enc==="hex"){msg=msg.replace(/[^a-z0-9]+/gi,"");if(msg.length%2!==0)msg="0"+msg;for(i=0;i<msg.length;i+=2)res.push(parseInt(msg[i]+msg[i+1],16))}}else{for(i=0;i<msg.length;i++)res[i]=msg[i]|0}return res}exports.toArray=toArray;function toHex(msg){var res="";for(var i=0;i<msg.length;i++)res+=zero2(msg[i].toString(16));return res}exports.toHex=toHex;function htonl(w){var res=w>>>24|w>>>8&65280|w<<8&16711680|(w&255)<<24;return res>>>0}exports.htonl=htonl;function toHex32(msg,endian){var res="";for(var i=0;i<msg.length;i++){var w=msg[i];if(endian==="little")w=htonl(w);res+=zero8(w.toString(16))}return res}exports.toHex32=toHex32;function zero2(word){if(word.length===1)return"0"+word;else return word}exports.zero2=zero2;function zero8(word){if(word.length===7)return"0"+word;else if(word.length===6)return"00"+word;else if(word.length===5)return"000"+word;else if(word.length===4)return"0000"+word;else if(word.length===3)return"00000"+word;else if(word.length===2)return"000000"+word;else if(word.length===1)return"0000000"+word;else return word}exports.zero8=zero8;function join32(msg,start,end,endian){var len=end-start;assert(len%4===0);var res=new Array(len/4);for(var i=0,k=start;i<res.length;i++,k+=4){var w;if(endian==="big")w=msg[k]<<24|msg[k+1]<<16|msg[k+2]<<8|msg[k+3];else w=msg[k+3]<<24|msg[k+2]<<16|msg[k+1]<<8|msg[k];res[i]=w>>>0}return res}exports.join32=join32;function split32(msg,endian){var res=new Array(msg.length*4);for(var i=0,k=0;i<msg.length;i++,k+=4){var m=msg[i];if(endian==="big"){res[k]=m>>>24;res[k+1]=m>>>16&255;res[k+2]=m>>>8&255;res[k+3]=m&255}else{res[k+3]=m>>>24;res[k+2]=m>>>16&255;res[k+1]=m>>>8&255;res[k]=m&255}}return res}exports.split32=split32;function rotr32(w,b){return w>>>b|w<<32-b}exports.rotr32=rotr32;function rotl32(w,b){return w<<b|w>>>32-b}exports.rotl32=rotl32;function sum32(a,b){return a+b>>>0}exports.sum32=sum32;function sum32_3(a,b,c){return a+b+c>>>0}exports.sum32_3=sum32_3;function sum32_4(a,b,c,d){return a+b+c+d>>>0}exports.sum32_4=sum32_4;function sum32_5(a,b,c,d,e){return a+b+c+d+e>>>0}exports.sum32_5=sum32_5;function sum64(buf,pos,ah,al){var bh=buf[pos];var bl=buf[pos+1];var lo=al+bl>>>0;var hi=(lo<al?1:0)+ah+bh;buf[pos]=hi>>>0;buf[pos+1]=lo}exports.sum64=sum64;function sum64_hi(ah,al,bh,bl){var lo=al+bl>>>0;var hi=(lo<al?1:0)+ah+bh;return hi>>>0}exports.sum64_hi=sum64_hi;function sum64_lo(ah,al,bh,bl){var lo=al+bl;return lo>>>0}exports.sum64_lo=sum64_lo;function sum64_4_hi(ah,al,bh,bl,ch,cl,dh,dl){var carry=0;var lo=al;lo=lo+bl>>>0;carry+=lo<al?1:0;lo=lo+cl>>>0;carry+=lo<cl?1:0;lo=lo+dl>>>0;carry+=lo<dl?1:0;var hi=ah+bh+ch+dh+carry;return hi>>>0}exports.sum64_4_hi=sum64_4_hi;function sum64_4_lo(ah,al,bh,bl,ch,cl,dh,dl){var lo=al+bl+cl+dl;return lo>>>0}exports.sum64_4_lo=sum64_4_lo;function sum64_5_hi(ah,al,bh,bl,ch,cl,dh,dl,eh,el){var carry=0;var lo=al;lo=lo+bl>>>0;carry+=lo<al?1:0;lo=lo+cl>>>0;carry+=lo<cl?1:0;lo=lo+dl>>>0;carry+=lo<dl?1:0;lo=lo+el>>>0;carry+=lo<el?1:0;var hi=ah+bh+ch+dh+eh+carry;return hi>>>0}exports.sum64_5_hi=sum64_5_hi;function sum64_5_lo(ah,al,bh,bl,ch,cl,dh,dl,eh,el){var lo=al+bl+cl+dl+el;return lo>>>0}exports.sum64_5_lo=sum64_5_lo;function rotr64_hi(ah,al,num){var r=al<<32-num|ah>>>num;return r>>>0}exports.rotr64_hi=rotr64_hi;function rotr64_lo(ah,al,num){var r=ah<<32-num|al>>>num;return r>>>0}exports.rotr64_lo=rotr64_lo;function shr64_hi(ah,al,num){return ah>>>num}exports.shr64_hi=shr64_hi;function shr64_lo(ah,al,num){var r=ah<<32-num|al>>>num;return r>>>0}exports.shr64_lo=shr64_lo},{inherits:39,"minimalistic-assert":42}],38:[function(require,module,exports){"use strict";var hash=require("hash.js");var utils=require("minimalistic-crypto-utils");var assert=require("minimalistic-assert");function HmacDRBG(options){if(!(this instanceof HmacDRBG))return new HmacDRBG(options);this.hash=options.hash;this.predResist=!!options.predResist;this.outLen=this.hash.outSize;this.minEntropy=options.minEntropy||this.hash.hmacStrength;this._reseed=null;this.reseedInterval=null;this.K=null;this.V=null;var entropy=utils.toArray(options.entropy,options.entropyEnc||"hex");var nonce=utils.toArray(options.nonce,options.nonceEnc||"hex");var pers=utils.toArray(options.pers,options.persEnc||"hex");assert(entropy.length>=this.minEntropy/8,"Not enough entropy. Minimum is: "+this.minEntropy+" bits");this._init(entropy,nonce,pers)}module.exports=HmacDRBG;HmacDRBG.prototype._init=function init(entropy,nonce,pers){var seed=entropy.concat(nonce).concat(pers);this.K=new Array(this.outLen/8);this.V=new Array(this.outLen/8);for(var i=0;i<this.V.length;i++){this.K[i]=0;this.V[i]=1}this._update(seed);this._reseed=1;this.reseedInterval=281474976710656};HmacDRBG.prototype._hmac=function hmac(){return new hash.hmac(this.hash,this.K)};HmacDRBG.prototype._update=function update(seed){var kmac=this._hmac().update(this.V).update([0]);if(seed)kmac=kmac.update(seed);this.K=kmac.digest();this.V=this._hmac().update(this.V).digest();if(!seed)return;this.K=this._hmac().update(this.V).update([1]).update(seed).digest();this.V=this._hmac().update(this.V).digest()};HmacDRBG.prototype.reseed=function reseed(entropy,entropyEnc,add,addEnc){if(typeof entropyEnc!=="string"){addEnc=add;add=entropyEnc;entropyEnc=null}entropy=utils.toArray(entropy,entropyEnc);add=utils.toArray(add,addEnc);assert(entropy.length>=this.minEntropy/8,"Not enough entropy. Minimum is: "+this.minEntropy+" bits");this._update(entropy.concat(add||[]));this._reseed=1};HmacDRBG.prototype.generate=function generate(len,enc,add,addEnc){if(this._reseed>this.reseedInterval)throw new Error("Reseed is required");if(typeof enc!=="string"){addEnc=add;add=enc;enc=null}if(add){add=utils.toArray(add,addEnc||"hex");this._update(add)}var temp=[];while(temp.length<len){this.V=this._hmac().update(this.V).digest();temp=temp.concat(this.V)}var res=temp.slice(0,len);this._update(add);this._reseed++;return utils.encode(res,enc)}},{"hash.js":26,"minimalistic-assert":42,"minimalistic-crypto-utils":43}],39:[function(require,module,exports){if(typeof Object.create==="function"){module.exports=function inherits(ctor,superCtor){if(superCtor){ctor.super_=superCtor;ctor.prototype=Object.create(superCtor.prototype,{constructor:{value:ctor,enumerable:false,writable:true,configurable:true}})}}}else{module.exports=function inherits(ctor,superCtor){if(superCtor){ctor.super_=superCtor;var TempCtor=function(){};TempCtor.prototype=superCtor.prototype;ctor.prototype=new TempCtor;ctor.prototype.constructor=ctor}}}},{}],40:[function(require,module,exports){"use strict";var JSChaCha20=function(key,nonce,counter){if(typeof counter==="undefined"){counter=0}if(!(key instanceof Uint8Array)||key.length!==32){throw new Error("Key should be 32 byte array!")}if(!(nonce instanceof Uint8Array)||nonce.length!==12){throw new Error("Nonce should be 12 byte array!")}this._rounds=20;this._sigma=[1634760805,857760878,2036477234,1797285236];this._param=[this._sigma[0],this._sigma[1],this._sigma[2],this._sigma[3],this._get32(key,0),this._get32(key,4),this._get32(key,8),this._get32(key,12),this._get32(key,16),this._get32(key,20),this._get32(key,24),this._get32(key,28),counter,this._get32(nonce,0),this._get32(nonce,4),this._get32(nonce,8)];this._keystream=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];this._byteCounter=0};JSChaCha20.prototype._chacha=function(){var mix=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];var i=0;var b=0;for(i=0;i<16;i++){mix[i]=this._param[i]}for(i=0;i<this._rounds;i+=2){this._quarterround(mix,0,4,8,12);this._quarterround(mix,1,5,9,13);this._quarterround(mix,2,6,10,14);this._quarterround(mix,3,7,11,15);this._quarterround(mix,0,5,10,15);this._quarterround(mix,1,6,11,12);this._quarterround(mix,2,7,8,13);this._quarterround(mix,3,4,9,14)}for(i=0;i<16;i++){mix[i]+=this._param[i];this._keystream[b++]=mix[i]&255;this._keystream[b++]=mix[i]>>>8&255;this._keystream[b++]=mix[i]>>>16&255;this._keystream[b++]=mix[i]>>>24&255}};JSChaCha20.prototype._quarterround=function(output,a,b,c,d){output[d]=this._rotl(output[d]^(output[a]+=output[b]),16);output[b]=this._rotl(output[b]^(output[c]+=output[d]),12);output[d]=this._rotl(output[d]^(output[a]+=output[b]),8);output[b]=this._rotl(output[b]^(output[c]+=output[d]),7);output[a]>>>=0;output[b]>>>=0;output[c]>>>=0;output[d]>>>=0};JSChaCha20.prototype._get32=function(data,index){return data[index++]^data[index++]<<8^data[index++]<<16^data[index]<<24};JSChaCha20.prototype._rotl=function(data,shift){return data<<shift|data>>>32-shift};JSChaCha20.prototype.encrypt=function(data){return this._update(data)};JSChaCha20.prototype.decrypt=function(data){return this._update(data)};JSChaCha20.prototype._update=function(data){if(!(data instanceof Uint8Array)||data.length===0){throw new Error("Data should be type of bytes (Uint8Array) and not empty!")}var output=new Uint8Array(data.length);for(var i=0;i<data.length;i++){if(this._byteCounter===0||this._byteCounter===64){this._chacha();this._param[12]++;this._byteCounter=0}output[i]=data[i]^this._keystream[this._byteCounter++]}return output};if(typeof module!=="undefined"&&module.exports){module.exports=JSChaCha20}},{}],41:[function(require,module,exports){(function(process,global){(function(){
/**
 * [js-sha256]{@link https://github.com/emn178/js-sha256}
 *
 * @version 0.9.0
 * @author Chen, Yi-Cyuan [emn178@gmail.com]
 * @copyright Chen, Yi-Cyuan 2014-2017
 * @license MIT
 */
(function(){"use strict";var ERROR="input is invalid type";var WINDOW=typeof window==="object";var root=WINDOW?window:{};if(root.JS_SHA256_NO_WINDOW){WINDOW=false}var WEB_WORKER=!WINDOW&&typeof self==="object";var NODE_JS=!root.JS_SHA256_NO_NODE_JS&&typeof process==="object"&&process.versions&&process.versions.node;if(NODE_JS){root=global}else if(WEB_WORKER){root=self}var COMMON_JS=!root.JS_SHA256_NO_COMMON_JS&&typeof module==="object"&&module.exports;var AMD=typeof define==="function"&&define.amd;var ARRAY_BUFFER=!root.JS_SHA256_NO_ARRAY_BUFFER&&typeof ArrayBuffer!=="undefined";var HEX_CHARS="0123456789abcdef".split("");var EXTRA=[-2147483648,8388608,32768,128];var SHIFT=[24,16,8,0];var K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298];var OUTPUT_TYPES=["hex","array","digest","arrayBuffer"];var blocks=[];if(root.JS_SHA256_NO_NODE_JS||!Array.isArray){Array.isArray=function(obj){return Object.prototype.toString.call(obj)==="[object Array]"}}if(ARRAY_BUFFER&&(root.JS_SHA256_NO_ARRAY_BUFFER_IS_VIEW||!ArrayBuffer.isView)){ArrayBuffer.isView=function(obj){return typeof obj==="object"&&obj.buffer&&obj.buffer.constructor===ArrayBuffer}}var createOutputMethod=function(outputType,is224){return function(message){return new Sha256(is224,true).update(message)[outputType]()}};var createMethod=function(is224){var method=createOutputMethod("hex",is224);if(NODE_JS){method=nodeWrap(method,is224)}method.create=function(){return new Sha256(is224)};method.update=function(message){return method.create().update(message)};for(var i=0;i<OUTPUT_TYPES.length;++i){var type=OUTPUT_TYPES[i];method[type]=createOutputMethod(type,is224)}return method};var nodeWrap=function(method,is224){var crypto=eval("require('crypto')");var Buffer=eval("require('buffer').Buffer");var algorithm=is224?"sha224":"sha256";var nodeMethod=function(message){if(typeof message==="string"){return crypto.createHash(algorithm).update(message,"utf8").digest("hex")}else{if(message===null||message===undefined){throw new Error(ERROR)}else if(message.constructor===ArrayBuffer){message=new Uint8Array(message)}}if(Array.isArray(message)||ArrayBuffer.isView(message)||message.constructor===Buffer){return crypto.createHash(algorithm).update(new Buffer(message)).digest("hex")}else{return method(message)}};return nodeMethod};var createHmacOutputMethod=function(outputType,is224){return function(key,message){return new HmacSha256(key,is224,true).update(message)[outputType]()}};var createHmacMethod=function(is224){var method=createHmacOutputMethod("hex",is224);method.create=function(key){return new HmacSha256(key,is224)};method.update=function(key,message){return method.create(key).update(message)};for(var i=0;i<OUTPUT_TYPES.length;++i){var type=OUTPUT_TYPES[i];method[type]=createHmacOutputMethod(type,is224)}return method};function Sha256(is224,sharedMemory){if(sharedMemory){blocks[0]=blocks[16]=blocks[1]=blocks[2]=blocks[3]=blocks[4]=blocks[5]=blocks[6]=blocks[7]=blocks[8]=blocks[9]=blocks[10]=blocks[11]=blocks[12]=blocks[13]=blocks[14]=blocks[15]=0;this.blocks=blocks}else{this.blocks=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}if(is224){this.h0=3238371032;this.h1=914150663;this.h2=812702999;this.h3=4144912697;this.h4=4290775857;this.h5=1750603025;this.h6=1694076839;this.h7=3204075428}else{this.h0=1779033703;this.h1=3144134277;this.h2=1013904242;this.h3=2773480762;this.h4=1359893119;this.h5=2600822924;this.h6=528734635;this.h7=1541459225}this.block=this.start=this.bytes=this.hBytes=0;this.finalized=this.hashed=false;this.first=true;this.is224=is224}Sha256.prototype.update=function(message){if(this.finalized){return}var notString,type=typeof message;if(type!=="string"){if(type==="object"){if(message===null){throw new Error(ERROR)}else if(ARRAY_BUFFER&&message.constructor===ArrayBuffer){message=new Uint8Array(message)}else if(!Array.isArray(message)){if(!ARRAY_BUFFER||!ArrayBuffer.isView(message)){throw new Error(ERROR)}}}else{throw new Error(ERROR)}notString=true}var code,index=0,i,length=message.length,blocks=this.blocks;while(index<length){if(this.hashed){this.hashed=false;blocks[0]=this.block;blocks[16]=blocks[1]=blocks[2]=blocks[3]=blocks[4]=blocks[5]=blocks[6]=blocks[7]=blocks[8]=blocks[9]=blocks[10]=blocks[11]=blocks[12]=blocks[13]=blocks[14]=blocks[15]=0}if(notString){for(i=this.start;index<length&&i<64;++index){blocks[i>>2]|=message[index]<<SHIFT[i++&3]}}else{for(i=this.start;index<length&&i<64;++index){code=message.charCodeAt(index);if(code<128){blocks[i>>2]|=code<<SHIFT[i++&3]}else if(code<2048){blocks[i>>2]|=(192|code>>6)<<SHIFT[i++&3];blocks[i>>2]|=(128|code&63)<<SHIFT[i++&3]}else if(code<55296||code>=57344){blocks[i>>2]|=(224|code>>12)<<SHIFT[i++&3];blocks[i>>2]|=(128|code>>6&63)<<SHIFT[i++&3];blocks[i>>2]|=(128|code&63)<<SHIFT[i++&3]}else{code=65536+((code&1023)<<10|message.charCodeAt(++index)&1023);blocks[i>>2]|=(240|code>>18)<<SHIFT[i++&3];blocks[i>>2]|=(128|code>>12&63)<<SHIFT[i++&3];blocks[i>>2]|=(128|code>>6&63)<<SHIFT[i++&3];blocks[i>>2]|=(128|code&63)<<SHIFT[i++&3]}}}this.lastByteIndex=i;this.bytes+=i-this.start;if(i>=64){this.block=blocks[16];this.start=i-64;this.hash();this.hashed=true}else{this.start=i}}if(this.bytes>4294967295){this.hBytes+=this.bytes/4294967296<<0;this.bytes=this.bytes%4294967296}return this};Sha256.prototype.finalize=function(){if(this.finalized){return}this.finalized=true;var blocks=this.blocks,i=this.lastByteIndex;blocks[16]=this.block;blocks[i>>2]|=EXTRA[i&3];this.block=blocks[16];if(i>=56){if(!this.hashed){this.hash()}blocks[0]=this.block;blocks[16]=blocks[1]=blocks[2]=blocks[3]=blocks[4]=blocks[5]=blocks[6]=blocks[7]=blocks[8]=blocks[9]=blocks[10]=blocks[11]=blocks[12]=blocks[13]=blocks[14]=blocks[15]=0}blocks[14]=this.hBytes<<3|this.bytes>>>29;blocks[15]=this.bytes<<3;this.hash()};Sha256.prototype.hash=function(){var a=this.h0,b=this.h1,c=this.h2,d=this.h3,e=this.h4,f=this.h5,g=this.h6,h=this.h7,blocks=this.blocks,j,s0,s1,maj,t1,t2,ch,ab,da,cd,bc;for(j=16;j<64;++j){t1=blocks[j-15];s0=(t1>>>7|t1<<25)^(t1>>>18|t1<<14)^t1>>>3;t1=blocks[j-2];s1=(t1>>>17|t1<<15)^(t1>>>19|t1<<13)^t1>>>10;blocks[j]=blocks[j-16]+s0+blocks[j-7]+s1<<0}bc=b&c;for(j=0;j<64;j+=4){if(this.first){if(this.is224){ab=300032;t1=blocks[0]-1413257819;h=t1-150054599<<0;d=t1+24177077<<0}else{ab=704751109;t1=blocks[0]-210244248;h=t1-1521486534<<0;d=t1+143694565<<0}this.first=false}else{s0=(a>>>2|a<<30)^(a>>>13|a<<19)^(a>>>22|a<<10);s1=(e>>>6|e<<26)^(e>>>11|e<<21)^(e>>>25|e<<7);ab=a&b;maj=ab^a&c^bc;ch=e&f^~e&g;t1=h+s1+ch+K[j]+blocks[j];t2=s0+maj;h=d+t1<<0;d=t1+t2<<0}s0=(d>>>2|d<<30)^(d>>>13|d<<19)^(d>>>22|d<<10);s1=(h>>>6|h<<26)^(h>>>11|h<<21)^(h>>>25|h<<7);da=d&a;maj=da^d&b^ab;ch=h&e^~h&f;t1=g+s1+ch+K[j+1]+blocks[j+1];t2=s0+maj;g=c+t1<<0;c=t1+t2<<0;s0=(c>>>2|c<<30)^(c>>>13|c<<19)^(c>>>22|c<<10);s1=(g>>>6|g<<26)^(g>>>11|g<<21)^(g>>>25|g<<7);cd=c&d;maj=cd^c&a^da;ch=g&h^~g&e;t1=f+s1+ch+K[j+2]+blocks[j+2];t2=s0+maj;f=b+t1<<0;b=t1+t2<<0;s0=(b>>>2|b<<30)^(b>>>13|b<<19)^(b>>>22|b<<10);s1=(f>>>6|f<<26)^(f>>>11|f<<21)^(f>>>25|f<<7);bc=b&c;maj=bc^b&d^cd;ch=f&g^~f&h;t1=e+s1+ch+K[j+3]+blocks[j+3];t2=s0+maj;e=a+t1<<0;a=t1+t2<<0}this.h0=this.h0+a<<0;this.h1=this.h1+b<<0;this.h2=this.h2+c<<0;this.h3=this.h3+d<<0;this.h4=this.h4+e<<0;this.h5=this.h5+f<<0;this.h6=this.h6+g<<0;this.h7=this.h7+h<<0};Sha256.prototype.hex=function(){this.finalize();var h0=this.h0,h1=this.h1,h2=this.h2,h3=this.h3,h4=this.h4,h5=this.h5,h6=this.h6,h7=this.h7;var hex=HEX_CHARS[h0>>28&15]+HEX_CHARS[h0>>24&15]+HEX_CHARS[h0>>20&15]+HEX_CHARS[h0>>16&15]+HEX_CHARS[h0>>12&15]+HEX_CHARS[h0>>8&15]+HEX_CHARS[h0>>4&15]+HEX_CHARS[h0&15]+HEX_CHARS[h1>>28&15]+HEX_CHARS[h1>>24&15]+HEX_CHARS[h1>>20&15]+HEX_CHARS[h1>>16&15]+HEX_CHARS[h1>>12&15]+HEX_CHARS[h1>>8&15]+HEX_CHARS[h1>>4&15]+HEX_CHARS[h1&15]+HEX_CHARS[h2>>28&15]+HEX_CHARS[h2>>24&15]+HEX_CHARS[h2>>20&15]+HEX_CHARS[h2>>16&15]+HEX_CHARS[h2>>12&15]+HEX_CHARS[h2>>8&15]+HEX_CHARS[h2>>4&15]+HEX_CHARS[h2&15]+HEX_CHARS[h3>>28&15]+HEX_CHARS[h3>>24&15]+HEX_CHARS[h3>>20&15]+HEX_CHARS[h3>>16&15]+HEX_CHARS[h3>>12&15]+HEX_CHARS[h3>>8&15]+HEX_CHARS[h3>>4&15]+HEX_CHARS[h3&15]+HEX_CHARS[h4>>28&15]+HEX_CHARS[h4>>24&15]+HEX_CHARS[h4>>20&15]+HEX_CHARS[h4>>16&15]+HEX_CHARS[h4>>12&15]+HEX_CHARS[h4>>8&15]+HEX_CHARS[h4>>4&15]+HEX_CHARS[h4&15]+HEX_CHARS[h5>>28&15]+HEX_CHARS[h5>>24&15]+HEX_CHARS[h5>>20&15]+HEX_CHARS[h5>>16&15]+HEX_CHARS[h5>>12&15]+HEX_CHARS[h5>>8&15]+HEX_CHARS[h5>>4&15]+HEX_CHARS[h5&15]+HEX_CHARS[h6>>28&15]+HEX_CHARS[h6>>24&15]+HEX_CHARS[h6>>20&15]+HEX_CHARS[h6>>16&15]+HEX_CHARS[h6>>12&15]+HEX_CHARS[h6>>8&15]+HEX_CHARS[h6>>4&15]+HEX_CHARS[h6&15];if(!this.is224){hex+=HEX_CHARS[h7>>28&15]+HEX_CHARS[h7>>24&15]+HEX_CHARS[h7>>20&15]+HEX_CHARS[h7>>16&15]+HEX_CHARS[h7>>12&15]+HEX_CHARS[h7>>8&15]+HEX_CHARS[h7>>4&15]+HEX_CHARS[h7&15]}return hex};Sha256.prototype.toString=Sha256.prototype.hex;Sha256.prototype.digest=function(){this.finalize();var h0=this.h0,h1=this.h1,h2=this.h2,h3=this.h3,h4=this.h4,h5=this.h5,h6=this.h6,h7=this.h7;var arr=[h0>>24&255,h0>>16&255,h0>>8&255,h0&255,h1>>24&255,h1>>16&255,h1>>8&255,h1&255,h2>>24&255,h2>>16&255,h2>>8&255,h2&255,h3>>24&255,h3>>16&255,h3>>8&255,h3&255,h4>>24&255,h4>>16&255,h4>>8&255,h4&255,h5>>24&255,h5>>16&255,h5>>8&255,h5&255,h6>>24&255,h6>>16&255,h6>>8&255,h6&255];if(!this.is224){arr.push(h7>>24&255,h7>>16&255,h7>>8&255,h7&255)}return arr};Sha256.prototype.array=Sha256.prototype.digest;Sha256.prototype.arrayBuffer=function(){this.finalize();var buffer=new ArrayBuffer(this.is224?28:32);var dataView=new DataView(buffer);dataView.setUint32(0,this.h0);dataView.setUint32(4,this.h1);dataView.setUint32(8,this.h2);dataView.setUint32(12,this.h3);dataView.setUint32(16,this.h4);dataView.setUint32(20,this.h5);dataView.setUint32(24,this.h6);if(!this.is224){dataView.setUint32(28,this.h7)}return buffer};function HmacSha256(key,is224,sharedMemory){var i,type=typeof key;if(type==="string"){var bytes=[],length=key.length,index=0,code;for(i=0;i<length;++i){code=key.charCodeAt(i);if(code<128){bytes[index++]=code}else if(code<2048){bytes[index++]=192|code>>6;bytes[index++]=128|code&63}else if(code<55296||code>=57344){bytes[index++]=224|code>>12;bytes[index++]=128|code>>6&63;bytes[index++]=128|code&63}else{code=65536+((code&1023)<<10|key.charCodeAt(++i)&1023);bytes[index++]=240|code>>18;bytes[index++]=128|code>>12&63;bytes[index++]=128|code>>6&63;bytes[index++]=128|code&63}}key=bytes}else{if(type==="object"){if(key===null){throw new Error(ERROR)}else if(ARRAY_BUFFER&&key.constructor===ArrayBuffer){key=new Uint8Array(key)}else if(!Array.isArray(key)){if(!ARRAY_BUFFER||!ArrayBuffer.isView(key)){throw new Error(ERROR)}}}else{throw new Error(ERROR)}}if(key.length>64){key=new Sha256(is224,true).update(key).array()}var oKeyPad=[],iKeyPad=[];for(i=0;i<64;++i){var b=key[i]||0;oKeyPad[i]=92^b;iKeyPad[i]=54^b}Sha256.call(this,is224,sharedMemory);this.update(iKeyPad);this.oKeyPad=oKeyPad;this.inner=true;this.sharedMemory=sharedMemory}HmacSha256.prototype=new Sha256;HmacSha256.prototype.finalize=function(){Sha256.prototype.finalize.call(this);if(this.inner){this.inner=false;var innerHash=this.array();Sha256.call(this,this.is224,this.sharedMemory);this.update(this.oKeyPad);this.update(innerHash);Sha256.prototype.finalize.call(this)}};var exports=createMethod();exports.sha256=exports;exports.sha224=createMethod(true);exports.sha256.hmac=createHmacMethod();exports.sha224.hmac=createHmacMethod(true);if(COMMON_JS){module.exports=exports}else{root.sha256=exports.sha256;root.sha224=exports.sha224;if(AMD){define((function(){return exports}))}}})()}).call(this)}).call(this,require("_process"),typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{_process:5}],42:[function(require,module,exports){module.exports=assert;function assert(val,msg){if(!val)throw new Error(msg||"Assertion failed")}assert.equal=function assertEqual(l,r,msg){if(l!=r)throw new Error(msg||"Assertion failed: "+l+" != "+r)}},{}],43:[function(require,module,exports){"use strict";var utils=exports;function toArray(msg,enc){if(Array.isArray(msg))return msg.slice();if(!msg)return[];var res=[];if(typeof msg!=="string"){for(var i=0;i<msg.length;i++)res[i]=msg[i]|0;return res}if(enc==="hex"){msg=msg.replace(/[^a-z0-9]+/gi,"");if(msg.length%2!==0)msg="0"+msg;for(var i=0;i<msg.length;i+=2)res.push(parseInt(msg[i]+msg[i+1],16))}else{for(var i=0;i<msg.length;i++){var c=msg.charCodeAt(i);var hi=c>>8;var lo=c&255;if(hi)res.push(hi,lo);else res.push(lo)}}return res}utils.toArray=toArray;function zero2(word){if(word.length===1)return"0"+word;else return word}utils.zero2=zero2;function toHex(msg){var res="";for(var i=0;i<msg.length;i++)res+=zero2(msg[i].toString(16));return res}utils.toHex=toHex;utils.encode=function encode(arr,enc){if(enc==="hex")return toHex(arr);else return arr}},{}]},{},[6]);