// http://bitwiseshiftleft.github.io/sjcl/
// ./configure --without-all --with-sha256 --with-sha512 --with-sha1 --with-hmac --with-codecBase64 --with-codecString
// Copyright 2009-2010 Emily Stark, Mike Hamburg, Dan Boneh, Stanford University.
// SJCL is dual-licensed under the GNU GPL version 2.0 or higher, and a 2-clause BSD license.
"use strict";var sjcl={cipher:{},hash:{},keyexchange:{},mode:{},misc:{},codec:{},exception:{corrupt:function(a){this.toString=function(){return"CORRUPT: "+this.message};this.message=a},invalid:function(a){this.toString=function(){return"INVALID: "+this.message};this.message=a},bug:function(a){this.toString=function(){return"BUG: "+this.message};this.message=a},notReady:function(a){this.toString=function(){return"NOT READY: "+this.message};this.message=a}}};
"undefined"!==typeof module&&module.exports&&(module.exports=sjcl);
sjcl.bitArray={bitSlice:function(a,b,c){a=sjcl.bitArray.l(a.slice(b/32),32-(b&31)).slice(1);return void 0===c?a:sjcl.bitArray.clamp(a,c-b)},extract:function(a,b,c){var e=Math.floor(-b-c&31);return((b+c-1^b)&-32?a[b/32|0]<<32-e^a[b/32+1|0]>>>e:a[b/32|0]>>>e)&(1<<c)-1},concat:function(a,b){if(0===a.length||0===b.length)return a.concat(b);var c=a[a.length-1],e=sjcl.bitArray.getPartial(c);return 32===e?a.concat(b):sjcl.bitArray.l(b,e,c|0,a.slice(0,a.length-1))},bitLength:function(a){var b=a.length;return 0===
b?0:32*(b-1)+sjcl.bitArray.getPartial(a[b-1])},clamp:function(a,b){if(32*a.length<b)return a;a=a.slice(0,Math.ceil(b/32));var c=a.length;b&=31;0<c&&b&&(a[c-1]=sjcl.bitArray.partial(b,a[c-1]&2147483648>>b-1,1));return a},partial:function(a,b,c){return 32===a?b:(c?b|0:b<<32-a)+0x10000000000*a},getPartial:function(a){return Math.round(a/0x10000000000)||32},equal:function(a,b){if(sjcl.bitArray.bitLength(a)!==sjcl.bitArray.bitLength(b))return!1;var c=0,e;for(e=0;e<a.length;e++)c|=a[e]^b[e];return 0===
c},l:function(a,b,c,e){var d;d=0;for(void 0===e&&(e=[]);32<=b;b-=32)e.push(c),c=0;if(0===b)return e.concat(a);for(d=0;d<a.length;d++)e.push(c|a[d]>>>b),c=a[d]<<32-b;d=a.length?a[a.length-1]:0;a=sjcl.bitArray.getPartial(d);e.push(sjcl.bitArray.partial(b+a&31,32<b+a?c:e.pop(),1));return e},p:function(a,b){return[a[0]^b[0],a[1]^b[1],a[2]^b[2],a[3]^b[3]]}};
sjcl.codec.utf8String={fromBits:function(a){var b="",c=sjcl.bitArray.bitLength(a),e,d;for(e=0;e<c/8;e++)0===(e&3)&&(d=a[e/4]),b+=String.fromCharCode(d>>>24),d<<=8;return decodeURIComponent(escape(b))},toBits:function(a){a=unescape(encodeURIComponent(a));var b=[],c,e=0;for(c=0;c<a.length;c++)e=e<<8|a.charCodeAt(c),3===(c&3)&&(b.push(e),e=0);c&3&&b.push(sjcl.bitArray.partial(8*(c&3),e));return b}};
sjcl.codec.base64={j:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",fromBits:function(a,b,c){var e="",d=0,h=sjcl.codec.base64.j,k=0,f=sjcl.bitArray.bitLength(a);c&&(h=h.substr(0,62)+"-_");for(c=0;6*e.length<f;)e+=h.charAt((k^a[c]>>>d)>>>26),6>d?(k=a[c]<<6-d,d+=26,c++):(k<<=6,d-=6);for(;e.length&3&&!b;)e+="=";return e},toBits:function(a,b){a=a.replace(/\s|=/g,"");var c=[],e,d=0,h=sjcl.codec.base64.j,k=0,f;b&&(h=h.substr(0,62)+"-_");for(e=0;e<a.length;e++){f=h.indexOf(a.charAt(e));
if(0>f)throw new sjcl.exception.invalid("this isn't base64!");26<d?(d-=26,c.push(k^f>>>d),k=f<<32-d):(d+=6,k^=f<<32-d)}d&56&&c.push(sjcl.bitArray.partial(d&56,k,1));return c}};sjcl.codec.base64url={fromBits:function(a){return sjcl.codec.base64.fromBits(a,1,1)},toBits:function(a){return sjcl.codec.base64.toBits(a,1)}};sjcl.hash.sha256=function(a){this.d[0]||this.h();a?(this.c=a.c.slice(0),this.b=a.b.slice(0),this.a=a.a):this.reset()};sjcl.hash.sha256.hash=function(a){return(new sjcl.hash.sha256).update(a).finalize()};
sjcl.hash.sha256.prototype={blockSize:512,reset:function(){this.c=this.f.slice(0);this.b=[];this.a=0;return this},update:function(a){"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));var b,c=this.b=sjcl.bitArray.concat(this.b,a);b=this.a;a=this.a=b+sjcl.bitArray.bitLength(a);for(b=512+b&-512;b<=a;b+=512)this.e(c.splice(0,16));return this},finalize:function(){var a,b=this.b,c=this.c,b=sjcl.bitArray.concat(b,[sjcl.bitArray.partial(1,1)]);for(a=b.length+2;a&15;a++)b.push(0);b.push(Math.floor(this.a/
4294967296));for(b.push(this.a|0);b.length;)this.e(b.splice(0,16));this.reset();return c},f:[],d:[],h:function(){function a(a){return 0x100000000*(a-Math.floor(a))|0}var b=0,c=2,e;a:for(;64>b;c++){for(e=2;e*e<=c;e++)if(0===c%e)continue a;8>b&&(this.f[b]=a(Math.pow(c,0.5)));this.d[b]=a(Math.pow(c,1/3));b++}},e:function(a){var b,c,e=a.slice(0),d=this.c,h=this.d,k=d[0],f=d[1],g=d[2],u=d[3],m=d[4],v=d[5],w=d[6],x=d[7];for(a=0;64>a;a++)16>a?b=e[a]:(b=e[a+1&15],c=e[a+14&15],b=e[a&15]=(b>>>7^b>>>18^b>>>3^
b<<25^b<<14)+(c>>>17^c>>>19^c>>>10^c<<15^c<<13)+e[a&15]+e[a+9&15]|0),b=b+x+(m>>>6^m>>>11^m>>>25^m<<26^m<<21^m<<7)+(w^m&(v^w))+h[a],x=w,w=v,v=m,m=u+b|0,u=g,g=f,f=k,k=b+(f&g^u&(f^g))+(f>>>2^f>>>13^f>>>22^f<<30^f<<19^f<<10)|0;d[0]=d[0]+k|0;d[1]=d[1]+f|0;d[2]=d[2]+g|0;d[3]=d[3]+u|0;d[4]=d[4]+m|0;d[5]=d[5]+v|0;d[6]=d[6]+w|0;d[7]=d[7]+x|0}};sjcl.hash.sha512=function(a){this.d[0]||this.h();a?(this.c=a.c.slice(0),this.b=a.b.slice(0),this.a=a.a):this.reset()};sjcl.hash.sha512.hash=function(a){return(new sjcl.hash.sha512).update(a).finalize()};
sjcl.hash.sha512.prototype={blockSize:1024,reset:function(){this.c=this.f.slice(0);this.b=[];this.a=0;return this},update:function(a){"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));var b,c=this.b=sjcl.bitArray.concat(this.b,a);b=this.a;a=this.a=b+sjcl.bitArray.bitLength(a);for(b=1024+b&-1024;b<=a;b+=1024)this.e(c.splice(0,32));return this},finalize:function(){var a,b=this.b,c=this.c,b=sjcl.bitArray.concat(b,[sjcl.bitArray.partial(1,1)]);for(a=b.length+4;a&31;a++)b.push(0);b.push(0);b.push(0);
b.push(Math.floor(this.a/0x100000000));for(b.push(this.a|0);b.length;)this.e(b.splice(0,32));this.reset();return c},f:[],n:[12372232,13281083,9762859,1914609,15106769,4090911,4308331,8266105],d:[],o:[2666018,15689165,5061423,9034684,4764984,380953,1658779,7176472,197186,7368638,14987916,16757986,8096111,1480369,13046325,6891156,15813330,5187043,9229749,11312229,2818677,10937475,4324308,1135541,6741931,11809296,16458047,15666916,11046850,698149,229999,945776,13774844,2541862,12856045,9810911,11494366,
7844520,15576806,8533307,15795044,4337665,16291729,5553712,15684120,6662416,7413802,12308920,13816008,4303699,9366425,10176680,13195875,4295371,6546291,11712675,15708924,1519456,15772530,6568428,6495784,8568297,13007125,7492395,2515356,12632583,14740254,7262584,1535930,13146278,16321966,1853211,294276,13051027,13221564,1051980,4080310,6651434,14088940,4675607],h:function(){function a(a){return 0x100000000*(a-Math.floor(a))|0}function b(a){return 0x10000000000*(a-Math.floor(a))&255}var c=0,e=2,d;a:for(;80>
c;e++){for(d=2;d*d<=e;d++)if(0===e%d)continue a;8>c&&(this.f[2*c]=a(Math.pow(e,0.5)),this.f[2*c+1]=b(Math.pow(e,0.5))<<24|this.n[c]);this.d[2*c]=a(Math.pow(e,1/3));this.d[2*c+1]=b(Math.pow(e,1/3))<<24|this.o[c];c++}},e:function(a){var b,c,e=a.slice(0),d=this.c,h=this.d,k=d[0],f=d[1],g=d[2],u=d[3],m=d[4],v=d[5],w=d[6],x=d[7],R=d[8],H=d[9],S=d[10],I=d[11],T=d[12],J=d[13],U=d[14],K=d[15],q=k,n=f,A=g,y=u,B=m,z=v,N=w,C=x,r=R,p=H,L=S,D=I,M=T,E=J,O=U,F=K;for(a=0;80>a;a++){if(16>a)b=e[2*a],c=e[2*a+1];else{c=
e[2*(a-15)];var l=e[2*(a-15)+1];b=(l<<31|c>>>1)^(l<<24|c>>>8)^c>>>7;var s=(c<<31|l>>>1)^(c<<24|l>>>8)^(c<<25|l>>>7);c=e[2*(a-2)];var t=e[2*(a-2)+1],l=(t<<13|c>>>19)^(c<<3|t>>>29)^c>>>6,t=(c<<13|t>>>19)^(t<<3|c>>>29)^(c<<26|t>>>6),P=e[2*(a-7)],Q=e[2*(a-16)],G=e[2*(a-16)+1];c=s+e[2*(a-7)+1];b=b+P+(c>>>0<s>>>0?1:0);c+=t;b+=l+(c>>>0<t>>>0?1:0);c+=G;b+=Q+(c>>>0<G>>>0?1:0)}e[2*a]=b|=0;e[2*a+1]=c|=0;var P=r&L^~r&M,V=p&D^~p&E,t=q&A^q&B^A&B,X=n&y^n&z^y&z,Q=(n<<4|q>>>28)^(q<<30|n>>>2)^(q<<25|n>>>7),G=(q<<4|
n>>>28)^(n<<30|q>>>2)^(n<<25|q>>>7),Y=h[2*a],W=h[2*a+1],l=F+((r<<18|p>>>14)^(r<<14|p>>>18)^(p<<23|r>>>9)),s=O+((p<<18|r>>>14)^(p<<14|r>>>18)^(r<<23|p>>>9))+(l>>>0<F>>>0?1:0),l=l+V,s=s+(P+(l>>>0<V>>>0?1:0)),l=l+W,s=s+(Y+(l>>>0<W>>>0?1:0)),l=l+c,s=s+(b+(l>>>0<c>>>0?1:0));c=G+X;b=Q+t+(c>>>0<G>>>0?1:0);O=M;F=E;M=L;E=D;L=r;D=p;p=C+l|0;r=N+s+(p>>>0<C>>>0?1:0)|0;N=B;C=z;B=A;z=y;A=q;y=n;n=l+c|0;q=s+b+(n>>>0<l>>>0?1:0)|0}f=d[1]=f+n|0;d[0]=k+q+(f>>>0<n>>>0?1:0)|0;u=d[3]=u+y|0;d[2]=g+A+(u>>>0<y>>>0?1:0)|0;v=
d[5]=v+z|0;d[4]=m+B+(v>>>0<z>>>0?1:0)|0;x=d[7]=x+C|0;d[6]=w+N+(x>>>0<C>>>0?1:0)|0;H=d[9]=H+p|0;d[8]=R+r+(H>>>0<p>>>0?1:0)|0;I=d[11]=I+D|0;d[10]=S+L+(I>>>0<D>>>0?1:0)|0;J=d[13]=J+E|0;d[12]=T+M+(J>>>0<E>>>0?1:0)|0;K=d[15]=K+F|0;d[14]=U+O+(K>>>0<F>>>0?1:0)|0}};sjcl.hash.sha1=function(a){a?(this.c=a.c.slice(0),this.b=a.b.slice(0),this.a=a.a):this.reset()};sjcl.hash.sha1.hash=function(a){return(new sjcl.hash.sha1).update(a).finalize()};
sjcl.hash.sha1.prototype={blockSize:512,reset:function(){this.c=this.f.slice(0);this.b=[];this.a=0;return this},update:function(a){"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));var b,c=this.b=sjcl.bitArray.concat(this.b,a);b=this.a;a=this.a=b+sjcl.bitArray.bitLength(a);for(b=this.blockSize+b&-this.blockSize;b<=a;b+=this.blockSize)this.e(c.splice(0,16));return this},finalize:function(){var a,b=this.b,c=this.c,b=sjcl.bitArray.concat(b,[sjcl.bitArray.partial(1,1)]);for(a=b.length+2;a&15;a++)b.push(0);
b.push(Math.floor(this.a/0x100000000));for(b.push(this.a|0);b.length;)this.e(b.splice(0,16));this.reset();return c},f:[1732584193,4023233417,2562383102,271733878,3285377520],d:[1518500249,1859775393,2400959708,3395469782],e:function(a){var b,c,e,d,h,k,f=a.slice(0),g=this.c;c=g[0];e=g[1];d=g[2];h=g[3];k=g[4];for(a=0;79>=a;a++)16<=a&&(f[a]=(f[a-3]^f[a-8]^f[a-14]^f[a-16])<<1|(f[a-3]^f[a-8]^f[a-14]^f[a-16])>>>31),b=19>=a?e&d|~e&h:39>=a?e^d^h:59>=a?e&d|e&h|d&h:79>=a?e^d^h:void 0,b=(c<<5|c>>>27)+b+k+f[a]+
this.d[Math.floor(a/20)]|0,k=h,h=d,d=e<<30|e>>>2,e=c,c=b;g[0]=g[0]+c|0;g[1]=g[1]+e|0;g[2]=g[2]+d|0;g[3]=g[3]+h|0;g[4]=g[4]+k|0}};sjcl.misc.hmac=function(a,b){this.k=b=b||sjcl.hash.sha256;var c=[[],[]],e,d=b.prototype.blockSize/32;this.g=[new b,new b];a.length>d&&(a=b.hash(a));for(e=0;e<d;e++)c[0][e]=a[e]^909522486,c[1][e]=a[e]^1549556828;this.g[0].update(c[0]);this.g[1].update(c[1]);this.i=new b(this.g[0])};
sjcl.misc.hmac.prototype.encrypt=sjcl.misc.hmac.prototype.mac=function(a){if(this.m)throw new sjcl.exception.invalid("encrypt on already updated hmac called!");this.update(a);return this.digest(a)};sjcl.misc.hmac.prototype.reset=function(){this.i=new this.k(this.g[0]);this.m=!1};sjcl.misc.hmac.prototype.update=function(a){this.m=!0;this.i.update(a)};sjcl.misc.hmac.prototype.digest=function(){var a=this.i.finalize(),a=(new this.k(this.g[1])).update(a).finalize();this.reset();return a};