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sjcl.js
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"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}}};
sjcl.cipher.aes=function(a){this.B[0][0][0]||this.H();var b,c,d,e,f=this.B[0][4],g=this.B[1];b=a.length;var h=1;if(4!==b&&6!==b&&8!==b)throw new sjcl.exception.invalid("invalid aes key size");this.b=[d=a.slice(0),e=[]];for(a=b;a<4*b+28;a++){c=d[a-1];if(0===a%b||8===b&&4===a%b)c=f[c>>>24]<<24^f[c>>16&255]<<16^f[c>>8&255]<<8^f[c&255],0===a%b&&(c=c<<8^c>>>24^h<<24,h=h<<1^283*(h>>7));d[a]=d[a-b]^c}for(b=0;a;b++,a--)c=d[b&3?a:a-4],e[b]=4>=a||4>b?c:g[0][f[c>>>24]]^g[1][f[c>>16&255]]^g[2][f[c>>8&255]]^g[3][f[c&
255]]};
sjcl.cipher.aes.prototype={encrypt:function(a){return aa(this,a,0)},decrypt:function(a){return aa(this,a,1)},B:[[[],[],[],[],[]],[[],[],[],[],[]]],H:function(){var a=this.B[0],b=this.B[1],c=a[4],d=b[4],e,f,g,h=[],k=[],l,m,n,p;for(e=0;0x100>e;e++)k[(h[e]=e<<1^283*(e>>7))^e]=e;for(f=g=0;!c[f];f^=l||1,g=k[g]||1)for(n=g^g<<1^g<<2^g<<3^g<<4,n=n>>8^n&255^99,c[f]=n,d[n]=f,m=h[e=h[l=h[f]]],p=0x1010101*m^0x10001*e^0x101*l^0x1010100*f,m=0x101*h[n]^0x1010100*n,e=0;4>e;e++)a[e][f]=m=m<<24^m>>>8,b[e][n]=p=p<<24^p>>>8;for(e=
0;5>e;e++)a[e]=a[e].slice(0),b[e]=b[e].slice(0)}};
function aa(a,b,c){if(4!==b.length)throw new sjcl.exception.invalid("invalid aes block size");var d=a.b[c],e=b[0]^d[0],f=b[c?3:1]^d[1],g=b[2]^d[2];b=b[c?1:3]^d[3];var h,k,l,m=d.length/4-2,n,p=4,t=[0,0,0,0];h=a.B[c];a=h[0];var r=h[1],C=h[2],B=h[3],D=h[4];for(n=0;n<m;n++)h=a[e>>>24]^r[f>>16&255]^C[g>>8&255]^B[b&255]^d[p],k=a[f>>>24]^r[g>>16&255]^C[b>>8&255]^B[e&255]^d[p+1],l=a[g>>>24]^r[b>>16&255]^C[e>>8&255]^B[f&255]^d[p+2],b=a[b>>>24]^r[e>>16&255]^C[f>>8&255]^B[g&255]^d[p+3],p+=4,e=h,f=k,g=l;for(n=
0;4>n;n++)t[c?3&-n:n]=D[e>>>24]<<24^D[f>>16&255]<<16^D[g>>8&255]<<8^D[b&255]^d[p++],h=e,e=f,f=g,g=b,b=h;return t}
sjcl.bitArray={bitSlice:function(a,b,c){a=sjcl.bitArray.aa(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 d=Math.floor(-b-c&31);return((b+c-1^b)&-32?a[b/32|0]<<32-d^a[b/32+1|0]>>>d:a[b/32|0]>>>d)&(1<<c)-1},concat:function(a,b){if(0===a.length||0===b.length)return a.concat(b);var c=a[a.length-1],d=sjcl.bitArray.getPartial(c);return 32===d?a.concat(b):sjcl.bitArray.aa(b,d,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=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,d;for(d=0;d<a.length;d++)c|=a[d]^b[d];
return 0===c},aa:function(a,b,c,d){var e;e=0;for(void 0===d&&(d=[]);32<=b;b-=32)d.push(c),c=0;if(0===b)return d.concat(a);for(e=0;e<a.length;e++)d.push(c|a[e]>>>b),c=a[e]<<32-b;e=a.length?a[a.length-1]:0;a=sjcl.bitArray.getPartial(e);d.push(sjcl.bitArray.partial(b+a&31,32<b+a?c:d.pop(),1));return d},o:function(a,b){return[a[0]^b[0],a[1]^b[1],a[2]^b[2],a[3]^b[3]]},byteswapM:function(a){var b,c;for(b=0;b<a.length;++b)c=a[b],a[b]=c>>>24|c>>>8&0xff00|(c&0xff00)<<8|c<<24;return a}};
sjcl.codec.utf8String={fromBits:function(a){var b="",c=sjcl.bitArray.bitLength(a),d,e;for(d=0;d<c/8;d++)0===(d&3)&&(e=a[d/4]),b+=String.fromCharCode(e>>>24),e<<=8;return decodeURIComponent(escape(b))},toBits:function(a){a=unescape(encodeURIComponent(a));var b=[],c,d=0;for(c=0;c<a.length;c++)d=d<<8|a.charCodeAt(c),3===(c&3)&&(b.push(d),d=0);c&3&&b.push(sjcl.bitArray.partial(8*(c&3),d));return b}};
sjcl.codec.hex={fromBits:function(a){var b="",c;for(c=0;c<a.length;c++)b+=((a[c]|0)+0xf00000000000).toString(16).substr(4);return b.substr(0,sjcl.bitArray.bitLength(a)/4)},toBits:function(a){var b,c=[],d;a=a.replace(/\s|0x/g,"");d=a.length;a=a+"00000000";for(b=0;b<a.length;b+=8)c.push(parseInt(a.substr(b,8),16)^0);return sjcl.bitArray.clamp(c,4*d)}};
sjcl.codec.base32={F:"ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",Z:"0123456789ABCDEFGHIJKLMNOPQRSTUV",BITS:32,BASE:5,REMAINING:27,fromBits:function(a,b,c){var d=sjcl.codec.base32.BASE,e=sjcl.codec.base32.REMAINING,f="",g=0,h=sjcl.codec.base32.F,k=0,l=sjcl.bitArray.bitLength(a);c&&(h=sjcl.codec.base32.Z);for(c=0;f.length*d<l;)f+=h.charAt((k^a[c]>>>g)>>>e),g<d?(k=a[c]<<d-g,g+=e,c++):(k<<=d,g-=d);for(;f.length&7&&!b;)f+="=";return f},toBits:function(a,b){a=a.replace(/\s|=/g,"").toUpperCase();var c=sjcl.codec.base32.BITS,
d=sjcl.codec.base32.BASE,e=sjcl.codec.base32.REMAINING,f=[],g,h=0,k=sjcl.codec.base32.F,l=0,m,n="base32";b&&(k=sjcl.codec.base32.Z,n="base32hex");for(g=0;g<a.length;g++){m=k.indexOf(a.charAt(g));if(0>m){if(!b)try{return sjcl.codec.base32hex.toBits(a)}catch(p){}throw new sjcl.exception.invalid("this isn't "+n+"!");}h>e?(h-=e,f.push(l^m>>>h),l=m<<c-h):(h+=d,l^=m<<c-h)}h&56&&f.push(sjcl.bitArray.partial(h&56,l,1));return f}};
sjcl.codec.base32hex={fromBits:function(a,b){return sjcl.codec.base32.fromBits(a,b,1)},toBits:function(a){return sjcl.codec.base32.toBits(a,1)}};
sjcl.codec.base64={F:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",fromBits:function(a,b,c){var d="",e=0,f=sjcl.codec.base64.F,g=0,h=sjcl.bitArray.bitLength(a);c&&(f=f.substr(0,62)+"-_");for(c=0;6*d.length<h;)d+=f.charAt((g^a[c]>>>e)>>>26),6>e?(g=a[c]<<6-e,e+=26,c++):(g<<=6,e-=6);for(;d.length&3&&!b;)d+="=";return d},toBits:function(a,b){a=a.replace(/\s|=/g,"");var c=[],d,e=0,f=sjcl.codec.base64.F,g=0,h;b&&(f=f.substr(0,62)+"-_");for(d=0;d<a.length;d++){h=f.indexOf(a.charAt(d));
if(0>h)throw new sjcl.exception.invalid("this isn't base64!");26<e?(e-=26,c.push(g^h>>>e),g=h<<32-e):(e+=6,g^=h<<32-e)}e&56&&c.push(sjcl.bitArray.partial(e&56,g,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.b[0]||this.H();a?(this.g=a.g.slice(0),this.f=a.f.slice(0),this.c=a.c):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.g=this.u.slice(0);this.f=[];this.c=0;return this},update:function(a){"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));var b,c=this.f=sjcl.bitArray.concat(this.f,a);b=this.c;a=this.c=b+sjcl.bitArray.bitLength(a);if("undefined"!==typeof Uint32Array){var d=new Uint32Array(c),e=0;for(b=512+b&-512;b<=a;b+=512)this.l(d.subarray(16*e,16*(e+1))),e+=1;c.splice(0,16*e)}else for(b=512+b&-512;b<=a;b+=512)this.l(c.splice(0,16));return this},
finalize:function(){var a,b=this.f,c=this.g,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.c/0x100000000));for(b.push(this.c|0);b.length;)this.l(b.splice(0,16));this.reset();return c},u:[],b:[],H:function(){function a(a){return 0x100000000*(a-Math.floor(a))|0}for(var b=0,c=2,d,e;64>b;c++){e=!0;for(d=2;d*d<=c;d++)if(0===c%d){e=!1;break}e&&(8>b&&(this.u[b]=a(Math.pow(c,.5))),this.b[b]=a(Math.pow(c,1/3)),b++)}},l:function(a){var b,c,d,
e=this.g,f=this.b,g=e[0],h=e[1],k=e[2],l=e[3],m=e[4],n=e[5],p=e[6],t=e[7];for(b=0;64>b;b++)16>b?c=a[b]:(c=a[b+1&15],d=a[b+14&15],c=a[b&15]=(c>>>7^c>>>18^c>>>3^c<<25^c<<14)+(d>>>17^d>>>19^d>>>10^d<<15^d<<13)+a[b&15]+a[b+9&15]|0),c=c+t+(m>>>6^m>>>11^m>>>25^m<<26^m<<21^m<<7)+(p^m&(n^p))+f[b],t=p,p=n,n=m,m=l+c|0,l=k,k=h,h=g,g=c+(h&k^l&(h^k))+(h>>>2^h>>>13^h>>>22^h<<30^h<<19^h<<10)|0;e[0]=e[0]+g|0;e[1]=e[1]+h|0;e[2]=e[2]+k|0;e[3]=e[3]+l|0;e[4]=e[4]+m|0;e[5]=e[5]+n|0;e[6]=e[6]+p|0;e[7]=e[7]+t|0}};
sjcl.hash.sha512=function(a){this.b[0]||this.H();a?(this.g=a.g.slice(0),this.f=a.f.slice(0),this.c=a.c):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.g=this.u.slice(0);this.f=[];this.c=0;return this},update:function(a){"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));var b,c=this.f=sjcl.bitArray.concat(this.f,a);b=this.c;a=this.c=b+sjcl.bitArray.bitLength(a);if("undefined"!==typeof Uint32Array){var d=new Uint32Array(c),e=0;for(b=1024+b&-1024;b<=a;b+=1024)this.l(d.subarray(32*e,32*(e+1))),e+=1;c.splice(0,32*e)}else for(b=1024+b&-1024;b<=a;b+=1024)this.l(c.splice(0,32));return this},
finalize:function(){var a,b=this.f,c=this.g,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.c/0x100000000));for(b.push(this.c|0);b.length;)this.l(b.splice(0,32));this.reset();return c},u:[],ma:[12372232,13281083,9762859,1914609,15106769,4090911,4308331,8266105],b:[],oa:[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}for(var c=0,d=2,e,f;80>c;d++){f=!0;for(e=2;e*e<=d;e++)if(0===d%e){f=!1;break}f&&(8>c&&(this.u[2*c]=a(Math.pow(d,.5)),this.u[2*c+1]=b(Math.pow(d,.5))<<24|this.ma[c]),this.b[2*c]=a(Math.pow(d,1/3)),this.b[2*c+1]=b(Math.pow(d,1/3))<<24|this.oa[c],c++)}},l:function(a){var b,c,d=this.g,e=this.b,f=d[0],g=d[1],h=d[2],k=d[3],l=d[4],m=d[5],n=d[6],p=d[7],t=d[8],r=d[9],
C=d[10],B=d[11],D=d[12],P=d[13],ea=d[14],Q=d[15],v;if("undefined"!==typeof Uint32Array){v=Array(160);for(var u=0;32>u;u++)v[u]=a[u]}else v=a;var u=f,w=g,G=h,E=k,H=l,F=m,V=n,I=p,y=t,x=r,R=C,J=B,S=D,K=P,W=ea,L=Q;for(a=0;80>a;a++){if(16>a)b=v[2*a],c=v[2*a+1];else{c=v[2*(a-15)];var q=v[2*(a-15)+1];b=(q<<31|c>>>1)^(q<<24|c>>>8)^c>>>7;var z=(c<<31|q>>>1)^(c<<24|q>>>8)^(c<<25|q>>>7);c=v[2*(a-2)];var A=v[2*(a-2)+1],q=(A<<13|c>>>19)^(c<<3|A>>>29)^c>>>6,A=(c<<13|A>>>19)^(A<<3|c>>>29)^(c<<26|A>>>6),X=v[2*(a-
7)],Y=v[2*(a-16)],M=v[2*(a-16)+1];c=z+v[2*(a-7)+1];b=b+X+(c>>>0<z>>>0?1:0);c+=A;b+=q+(c>>>0<A>>>0?1:0);c+=M;b+=Y+(c>>>0<M>>>0?1:0)}v[2*a]=b|=0;v[2*a+1]=c|=0;var X=y&R^~y&S,fa=x&J^~x&K,A=u&G^u&H^G&H,ja=w&E^w&F^E&F,Y=(w<<4|u>>>28)^(u<<30|w>>>2)^(u<<25|w>>>7),M=(u<<4|w>>>28)^(w<<30|u>>>2)^(w<<25|u>>>7),ka=e[2*a],ga=e[2*a+1],q=L+((y<<18|x>>>14)^(y<<14|x>>>18)^(x<<23|y>>>9)),z=W+((x<<18|y>>>14)^(x<<14|y>>>18)^(y<<23|x>>>9))+(q>>>0<L>>>0?1:0),q=q+fa,z=z+(X+(q>>>0<fa>>>0?1:0)),q=q+ga,z=z+(ka+(q>>>0<ga>>>
0?1:0)),q=q+c|0,z=z+(b+(q>>>0<c>>>0?1:0));c=M+ja;b=Y+A+(c>>>0<M>>>0?1:0);W=S;L=K;S=R;K=J;R=y;J=x;x=I+q|0;y=V+z+(x>>>0<I>>>0?1:0)|0;V=H;I=F;H=G;F=E;G=u;E=w;w=q+c|0;u=z+b+(w>>>0<q>>>0?1:0)|0}g=d[1]=g+w|0;d[0]=f+u+(g>>>0<w>>>0?1:0)|0;k=d[3]=k+E|0;d[2]=h+G+(k>>>0<E>>>0?1:0)|0;m=d[5]=m+F|0;d[4]=l+H+(m>>>0<F>>>0?1:0)|0;p=d[7]=p+I|0;d[6]=n+V+(p>>>0<I>>>0?1:0)|0;r=d[9]=r+x|0;d[8]=t+y+(r>>>0<x>>>0?1:0)|0;B=d[11]=B+J|0;d[10]=C+R+(B>>>0<J>>>0?1:0)|0;P=d[13]=P+K|0;d[12]=D+S+(P>>>0<K>>>0?1:0)|0;Q=d[15]=Q+L|0;
d[14]=ea+W+(Q>>>0<L>>>0?1:0)|0}};
sjcl.mode.ccm={name:"ccm",J:[],listenProgress:function(a){sjcl.mode.ccm.J.push(a)},unListenProgress:function(a){a=sjcl.mode.ccm.J.indexOf(a);-1<a&&sjcl.mode.ccm.J.splice(a,1)},ga:function(a){var b=sjcl.mode.ccm.J.slice(),c;for(c=0;c<b.length;c+=1)b[c](a)},encrypt:function(a,b,c,d,e){var f,g=b.slice(0),h=sjcl.bitArray,k=h.bitLength(c)/8,l=h.bitLength(g)/8;e=e||64;d=d||[];if(7>k)throw new sjcl.exception.invalid("ccm: iv must be at least 7 bytes");for(f=2;4>f&&l>>>8*f;f++);f<15-k&&(f=15-k);c=h.clamp(c,
8*(15-f));b=sjcl.mode.ccm.X(a,b,c,d,e,f);g=sjcl.mode.ccm.G(a,g,c,b,e,f);return h.concat(g.data,g.tag)},decrypt:function(a,b,c,d,e){e=e||64;d=d||[];var f=sjcl.bitArray,g=f.bitLength(c)/8,h=f.bitLength(b),k=f.clamp(b,h-e),l=f.bitSlice(b,h-e),h=(h-e)/8;if(7>g)throw new sjcl.exception.invalid("ccm: iv must be at least 7 bytes");for(b=2;4>b&&h>>>8*b;b++);b<15-g&&(b=15-g);c=f.clamp(c,8*(15-b));k=sjcl.mode.ccm.G(a,k,c,l,e,b);a=sjcl.mode.ccm.X(a,k.data,c,d,e,b);if(!f.equal(k.tag,a))throw new sjcl.exception.corrupt("ccm: tag doesn't match");
return k.data},qa:function(a,b,c,d,e,f){var g=[],h=sjcl.bitArray,k=h.o;d=[h.partial(8,(b.length?64:0)|d-2<<2|f-1)];d=h.concat(d,c);d[3]|=e;d=a.encrypt(d);if(b.length)for(c=h.bitLength(b)/8,65279>=c?g=[h.partial(16,c)]:0xffffffff>=c&&(g=h.concat([h.partial(16,65534)],[c])),g=h.concat(g,b),b=0;b<g.length;b+=4)d=a.encrypt(k(d,g.slice(b,b+4).concat([0,0,0])));return d},X:function(a,b,c,d,e,f){var g=sjcl.bitArray,h=g.o;e/=8;if(e%2||4>e||16<e)throw new sjcl.exception.invalid("ccm: invalid tag length");
if(0xffffffff<d.length||0xffffffff<b.length)throw new sjcl.exception.bug("ccm: can't deal with 4GiB or more data");c=sjcl.mode.ccm.qa(a,d,c,e,g.bitLength(b)/8,f);for(d=0;d<b.length;d+=4)c=a.encrypt(h(c,b.slice(d,d+4).concat([0,0,0])));return g.clamp(c,8*e)},G:function(a,b,c,d,e,f){var g,h=sjcl.bitArray;g=h.o;var k=b.length,l=h.bitLength(b),m=k/50,n=m;c=h.concat([h.partial(8,f-1)],c).concat([0,0,0]).slice(0,4);d=h.bitSlice(g(d,a.encrypt(c)),0,e);if(!k)return{tag:d,data:[]};for(g=0;g<k;g+=4)g>m&&(sjcl.mode.ccm.ga(g/
k),m+=n),c[3]++,e=a.encrypt(c),b[g]^=e[0],b[g+1]^=e[1],b[g+2]^=e[2],b[g+3]^=e[3];return{tag:d,data:h.clamp(b,l)}}};
sjcl.mode.ocb2={name:"ocb2",encrypt:function(a,b,c,d,e,f){if(128!==sjcl.bitArray.bitLength(c))throw new sjcl.exception.invalid("ocb iv must be 128 bits");var g,h=sjcl.mode.ocb2.U,k=sjcl.bitArray,l=k.o,m=[0,0,0,0];c=h(a.encrypt(c));var n,p=[];d=d||[];e=e||64;for(g=0;g+4<b.length;g+=4)n=b.slice(g,g+4),m=l(m,n),p=p.concat(l(c,a.encrypt(l(c,n)))),c=h(c);n=b.slice(g);b=k.bitLength(n);g=a.encrypt(l(c,[0,0,0,b]));n=k.clamp(l(n.concat([0,0,0]),g),b);m=l(m,l(n.concat([0,0,0]),g));m=a.encrypt(l(m,l(c,h(c))));
d.length&&(m=l(m,f?d:sjcl.mode.ocb2.pmac(a,d)));return p.concat(k.concat(n,k.clamp(m,e)))},decrypt:function(a,b,c,d,e,f){if(128!==sjcl.bitArray.bitLength(c))throw new sjcl.exception.invalid("ocb iv must be 128 bits");e=e||64;var g=sjcl.mode.ocb2.U,h=sjcl.bitArray,k=h.o,l=[0,0,0,0],m=g(a.encrypt(c)),n,p,t=sjcl.bitArray.bitLength(b)-e,r=[];d=d||[];for(c=0;c+4<t/32;c+=4)n=k(m,a.decrypt(k(m,b.slice(c,c+4)))),l=k(l,n),r=r.concat(n),m=g(m);p=t-32*c;n=a.encrypt(k(m,[0,0,0,p]));n=k(n,h.clamp(b.slice(c),p).concat([0,
0,0]));l=k(l,n);l=a.encrypt(k(l,k(m,g(m))));d.length&&(l=k(l,f?d:sjcl.mode.ocb2.pmac(a,d)));if(!h.equal(h.clamp(l,e),h.bitSlice(b,t)))throw new sjcl.exception.corrupt("ocb: tag doesn't match");return r.concat(h.clamp(n,p))},pmac:function(a,b){var c,d=sjcl.mode.ocb2.U,e=sjcl.bitArray,f=e.o,g=[0,0,0,0],h=a.encrypt([0,0,0,0]),h=f(h,d(d(h)));for(c=0;c+4<b.length;c+=4)h=d(h),g=f(g,a.encrypt(f(h,b.slice(c,c+4))));c=b.slice(c);128>e.bitLength(c)&&(h=f(h,d(h)),c=e.concat(c,[-2147483648,0,0,0]));g=f(g,c);
return a.encrypt(f(d(f(h,d(h))),g))},U:function(a){return[a[0]<<1^a[1]>>>31,a[1]<<1^a[2]>>>31,a[2]<<1^a[3]>>>31,a[3]<<1^135*(a[0]>>>31)]}};
sjcl.mode.gcm={name:"gcm",encrypt:function(a,b,c,d,e){var f=b.slice(0);b=sjcl.bitArray;d=d||[];a=sjcl.mode.gcm.G(!0,a,f,d,c,e||128);return b.concat(a.data,a.tag)},decrypt:function(a,b,c,d,e){var f=b.slice(0),g=sjcl.bitArray,h=g.bitLength(f);e=e||128;d=d||[];e<=h?(b=g.bitSlice(f,h-e),f=g.bitSlice(f,0,h-e)):(b=f,f=[]);a=sjcl.mode.gcm.G(!1,a,f,d,c,e);if(!g.equal(a.tag,b))throw new sjcl.exception.corrupt("gcm: tag doesn't match");return a.data},la:function(a,b){var c,d,e,f,g,h=sjcl.bitArray.o;e=[0,0,
0,0];f=b.slice(0);for(c=0;128>c;c++){(d=0!==(a[Math.floor(c/32)]&1<<31-c%32))&&(e=h(e,f));g=0!==(f[3]&1);for(d=3;0<d;d--)f[d]=f[d]>>>1|(f[d-1]&1)<<31;f[0]>>>=1;g&&(f[0]^=-0x1f000000)}return e},s:function(a,b,c){var d,e=c.length;b=b.slice(0);for(d=0;d<e;d+=4)b[0]^=0xffffffff&c[d],b[1]^=0xffffffff&c[d+1],b[2]^=0xffffffff&c[d+2],b[3]^=0xffffffff&c[d+3],b=sjcl.mode.gcm.la(b,a);return b},G:function(a,b,c,d,e,f){var g,h,k,l,m,n,p,t,r=sjcl.bitArray;n=c.length;p=r.bitLength(c);t=r.bitLength(d);h=r.bitLength(e);
g=b.encrypt([0,0,0,0]);96===h?(e=e.slice(0),e=r.concat(e,[1])):(e=sjcl.mode.gcm.s(g,[0,0,0,0],e),e=sjcl.mode.gcm.s(g,e,[0,0,Math.floor(h/0x100000000),h&0xffffffff]));h=sjcl.mode.gcm.s(g,[0,0,0,0],d);m=e.slice(0);d=h.slice(0);a||(d=sjcl.mode.gcm.s(g,h,c));for(l=0;l<n;l+=4)m[3]++,k=b.encrypt(m),c[l]^=k[0],c[l+1]^=k[1],c[l+2]^=k[2],c[l+3]^=k[3];c=r.clamp(c,p);a&&(d=sjcl.mode.gcm.s(g,h,c));a=[Math.floor(t/0x100000000),t&0xffffffff,Math.floor(p/0x100000000),p&0xffffffff];d=sjcl.mode.gcm.s(g,d,a);k=b.encrypt(e);
d[0]^=k[0];d[1]^=k[1];d[2]^=k[2];d[3]^=k[3];return{tag:r.bitSlice(d,0,f),data:c}}};sjcl.misc.hmac=function(a,b){this.Y=b=b||sjcl.hash.sha256;var c=[[],[]],d,e=b.prototype.blockSize/32;this.D=[new b,new b];a.length>e&&(a=b.hash(a));for(d=0;d<e;d++)c[0][d]=a[d]^909522486,c[1][d]=a[d]^1549556828;this.D[0].update(c[0]);this.D[1].update(c[1]);this.T=new b(this.D[0])};
sjcl.misc.hmac.prototype.encrypt=sjcl.misc.hmac.prototype.mac=function(a){if(this.ba)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.T=new this.Y(this.D[0]);this.ba=!1};sjcl.misc.hmac.prototype.update=function(a){this.ba=!0;this.T.update(a)};sjcl.misc.hmac.prototype.digest=function(){var a=this.T.finalize(),a=(new this.Y(this.D[1])).update(a).finalize();this.reset();return a};
sjcl.misc.pbkdf2=function(a,b,c,d,e){c=c||1E3;if(0>d||0>c)throw sjcl.exception.invalid("invalid params to pbkdf2");"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));"string"===typeof b&&(b=sjcl.codec.utf8String.toBits(b));e=e||sjcl.misc.hmac;a=new e(a);var f,g,h,k,l=[],m=sjcl.bitArray;for(k=1;32*l.length<(d||1);k++){e=f=a.encrypt(m.concat(b,[k]));for(g=1;g<c;g++)for(f=a.encrypt(f),h=0;h<f.length;h++)e[h]^=f[h];l=l.concat(e)}d&&(l=m.clamp(l,d));return l};
sjcl.prng=function(a){this.h=[new sjcl.hash.sha256];this.w=[0];this.S=0;this.K={};this.R=0;this.W={};this.$=this.i=this.A=this.ia=0;this.b=[0,0,0,0,0,0,0,0];this.m=[0,0,0,0];this.O=void 0;this.P=a;this.I=!1;this.N={progress:{},seeded:{}};this.C=this.ha=0;this.L=1;this.M=2;this.da=0x10000;this.V=[0,48,64,96,128,192,0x100,384,512,768,1024];this.ea=3E4;this.ca=80};
sjcl.prng.prototype={randomWords:function(a,b){var c=[],d;d=this.isReady(b);var e;if(d===this.C)throw new sjcl.exception.notReady("generator isn't seeded");if(d&this.M){d=!(d&this.L);e=[];var f=0,g;this.$=e[0]=(new Date).valueOf()+this.ea;for(g=0;16>g;g++)e.push(0x100000000*Math.random()|0);for(g=0;g<this.h.length&&(e=e.concat(this.h[g].finalize()),f+=this.w[g],this.w[g]=0,d||!(this.S&1<<g));g++);this.S>=1<<this.h.length&&(this.h.push(new sjcl.hash.sha256),this.w.push(0));this.i-=f;f>this.A&&(this.A=
f);this.S++;this.b=sjcl.hash.sha256.hash(this.b.concat(e));this.O=new sjcl.cipher.aes(this.b);for(d=0;4>d&&(this.m[d]=this.m[d]+1|0,!this.m[d]);d++);}for(d=0;d<a;d+=4)0===(d+1)%this.da&&ba(this),e=N(this),c.push(e[0],e[1],e[2],e[3]);ba(this);return c.slice(0,a)},setDefaultParanoia:function(a,b){if(0===a&&"Setting paranoia=0 will ruin your security; use it only for testing"!==b)throw"Setting paranoia=0 will ruin your security; use it only for testing";this.P=a},addEntropy:function(a,b,c){c=c||"user";
var d,e,f=(new Date).valueOf(),g=this.K[c],h=this.isReady(),k=0;d=this.W[c];void 0===d&&(d=this.W[c]=this.ia++);void 0===g&&(g=this.K[c]=0);this.K[c]=(this.K[c]+1)%this.h.length;switch(typeof a){case "number":void 0===b&&(b=1);this.h[g].update([d,this.R++,1,b,f,1,a|0]);break;case "object":c=Object.prototype.toString.call(a);if("[object Uint32Array]"===c){e=[];for(c=0;c<a.length;c++)e.push(a[c]);a=e}else for("[object Array]"!==c&&(k=1),c=0;c<a.length&&!k;c++)"number"!==typeof a[c]&&(k=1);if(!k){if(void 0===
b)for(c=b=0;c<a.length;c++)for(e=a[c];0<e;)b++,e=e>>>1;this.h[g].update([d,this.R++,2,b,f,a.length].concat(a))}break;case "string":void 0===b&&(b=a.length);this.h[g].update([d,this.R++,3,b,f,a.length]);this.h[g].update(a);break;default:k=1}if(k)throw new sjcl.exception.bug("random: addEntropy only supports number, array of numbers or string");this.w[g]+=b;this.i+=b;h===this.C&&(this.isReady()!==this.C&&ca("seeded",Math.max(this.A,this.i)),ca("progress",this.getProgress()))},isReady:function(a){a=
this.V[void 0!==a?a:this.P];return this.A&&this.A>=a?this.w[0]>this.ca&&(new Date).valueOf()>this.$?this.M|this.L:this.L:this.i>=a?this.M|this.C:this.C},getProgress:function(a){a=this.V[a?a:this.P];return this.A>=a?1:this.i>a?1:this.i/a},startCollectors:function(){if(!this.I){this.a={loadTimeCollector:O(this,this.pa),mouseCollector:O(this,this.ra),keyboardCollector:O(this,this.na),accelerometerCollector:O(this,this.fa),touchCollector:O(this,this.ta)};if(window.addEventListener)window.addEventListener("load",
this.a.loadTimeCollector,!1),window.addEventListener("mousemove",this.a.mouseCollector,!1),window.addEventListener("keypress",this.a.keyboardCollector,!1),window.addEventListener("devicemotion",this.a.accelerometerCollector,!1),window.addEventListener("touchmove",this.a.touchCollector,!1);else if(document.attachEvent)document.attachEvent("onload",this.a.loadTimeCollector),document.attachEvent("onmousemove",this.a.mouseCollector),document.attachEvent("keypress",this.a.keyboardCollector);else throw new sjcl.exception.bug("can't attach event");
this.I=!0}},stopCollectors:function(){this.I&&(window.removeEventListener?(window.removeEventListener("load",this.a.loadTimeCollector,!1),window.removeEventListener("mousemove",this.a.mouseCollector,!1),window.removeEventListener("keypress",this.a.keyboardCollector,!1),window.removeEventListener("devicemotion",this.a.accelerometerCollector,!1),window.removeEventListener("touchmove",this.a.touchCollector,!1)):document.detachEvent&&(document.detachEvent("onload",this.a.loadTimeCollector),document.detachEvent("onmousemove",
this.a.mouseCollector),document.detachEvent("keypress",this.a.keyboardCollector)),this.I=!1)},addEventListener:function(a,b){this.N[a][this.ha++]=b},removeEventListener:function(a,b){var c,d,e=this.N[a],f=[];for(d in e)e.hasOwnProperty(d)&&e[d]===b&&f.push(d);for(c=0;c<f.length;c++)d=f[c],delete e[d]},na:function(){T(this,1)},ra:function(a){var b,c;try{b=a.x||a.clientX||a.offsetX||0,c=a.y||a.clientY||a.offsetY||0}catch(d){c=b=0}0!=b&&0!=c&&this.addEntropy([b,c],2,"mouse");T(this,0)},ta:function(a){a=
a.touches[0]||a.changedTouches[0];this.addEntropy([a.pageX||a.clientX,a.pageY||a.clientY],1,"touch");T(this,0)},pa:function(){T(this,2)},fa:function(a){a=a.accelerationIncludingGravity.x||a.accelerationIncludingGravity.y||a.accelerationIncludingGravity.z;if(window.orientation){var b=window.orientation;"number"===typeof b&&this.addEntropy(b,1,"accelerometer")}a&&this.addEntropy(a,2,"accelerometer");T(this,0)}};
function ca(a,b){var c,d=sjcl.random.N[a],e=[];for(c in d)d.hasOwnProperty(c)&&e.push(d[c]);for(c=0;c<e.length;c++)e[c](b)}function T(a,b){"undefined"!==typeof window&&window.performance&&"function"===typeof window.performance.now?a.addEntropy(window.performance.now(),b,"loadtime"):a.addEntropy((new Date).valueOf(),b,"loadtime")}function ba(a){a.b=N(a).concat(N(a));a.O=new sjcl.cipher.aes(a.b)}function N(a){for(var b=0;4>b&&(a.m[b]=a.m[b]+1|0,!a.m[b]);b++);return a.O.encrypt(a.m)}
function O(a,b){return function(){b.apply(a,arguments)}}sjcl.random=new sjcl.prng(6);
a:try{var U,da,Z,ha;if(ha="undefined"!==typeof module&&module.exports){var ia;try{ia=require("crypto")}catch(a){ia=null}ha=da=ia}if(ha&&da.randomBytes)U=da.randomBytes(128),U=new Uint32Array((new Uint8Array(U)).buffer),sjcl.random.addEntropy(U,1024,"crypto['randomBytes']");else if("undefined"!==typeof window&&"undefined"!==typeof Uint32Array){Z=new Uint32Array(32);if(window.crypto&&window.crypto.getRandomValues)window.crypto.getRandomValues(Z);else if(window.msCrypto&&window.msCrypto.getRandomValues)window.msCrypto.getRandomValues(Z);
else break a;sjcl.random.addEntropy(Z,1024,"crypto['getRandomValues']")}}catch(a){"undefined"!==typeof window&&window.console&&(console.log("There was an error collecting entropy from the browser:"),console.log(a))}
sjcl.json={defaults:{v:1,iter:1E3,ks:128,ts:64,mode:"ccm",adata:"",cipher:"aes"},ka:function(a,b,c,d){c=c||{};d=d||{};var e=sjcl.json,f=e.j({iv:sjcl.random.randomWords(4,0)},e.defaults),g;e.j(f,c);c=f.adata;"string"===typeof f.salt&&(f.salt=sjcl.codec.base64.toBits(f.salt));"string"===typeof f.iv&&(f.iv=sjcl.codec.base64.toBits(f.iv));if(!sjcl.mode[f.mode]||!sjcl.cipher[f.cipher]||"string"===typeof a&&100>=f.iter||64!==f.ts&&96!==f.ts&&128!==f.ts||128!==f.ks&&192!==f.ks&&0x100!==f.ks||2>f.iv.length||
4<f.iv.length)throw new sjcl.exception.invalid("json encrypt: invalid parameters");"string"===typeof a?(g=sjcl.misc.cachedPbkdf2(a,f),a=g.key.slice(0,f.ks/32),f.salt=g.salt):sjcl.ecc&&a instanceof sjcl.ecc.elGamal.publicKey&&(g=a.kem(),f.kemtag=g.tag,a=g.key.slice(0,f.ks/32));"string"===typeof b&&(b=sjcl.codec.utf8String.toBits(b));"string"===typeof c&&(f.adata=c=sjcl.codec.utf8String.toBits(c));g=new sjcl.cipher[f.cipher](a);e.j(d,f);d.key=a;f.ct="ccm"===f.mode&&sjcl.arrayBuffer&&sjcl.arrayBuffer.ccm&&
b instanceof ArrayBuffer?sjcl.arrayBuffer.ccm.encrypt(g,b,f.iv,c,f.ts):sjcl.mode[f.mode].encrypt(g,b,f.iv,c,f.ts);return f},encrypt:function(a,b,c,d){var e=sjcl.json,f=e.ka.apply(e,arguments);return e.encode(f)},ja:function(a,b,c,d){c=c||{};d=d||{};var e=sjcl.json;b=e.j(e.j(e.j({},e.defaults),b),c,!0);var f,g;f=b.adata;"string"===typeof b.salt&&(b.salt=sjcl.codec.base64.toBits(b.salt));"string"===typeof b.iv&&(b.iv=sjcl.codec.base64.toBits(b.iv));if(!sjcl.mode[b.mode]||!sjcl.cipher[b.cipher]||"string"===
typeof a&&100>=b.iter||64!==b.ts&&96!==b.ts&&128!==b.ts||128!==b.ks&&192!==b.ks&&0x100!==b.ks||!b.iv||2>b.iv.length||4<b.iv.length)throw new sjcl.exception.invalid("json decrypt: invalid parameters");"string"===typeof a?(g=sjcl.misc.cachedPbkdf2(a,b),a=g.key.slice(0,b.ks/32),b.salt=g.salt):sjcl.ecc&&a instanceof sjcl.ecc.elGamal.secretKey&&(a=a.unkem(sjcl.codec.base64.toBits(b.kemtag)).slice(0,b.ks/32));"string"===typeof f&&(f=sjcl.codec.utf8String.toBits(f));g=new sjcl.cipher[b.cipher](a);f="ccm"===
b.mode&&sjcl.arrayBuffer&&sjcl.arrayBuffer.ccm&&b.ct instanceof ArrayBuffer?sjcl.arrayBuffer.ccm.decrypt(g,b.ct,b.iv,b.tag,f,b.ts):sjcl.mode[b.mode].decrypt(g,b.ct,b.iv,f,b.ts);e.j(d,b);d.key=a;return 1===c.raw?f:sjcl.codec.utf8String.fromBits(f)},decrypt:function(a,b,c,d){var e=sjcl.json;return e.ja(a,e.decode(b),c,d)},encode:function(a){var b,c="{",d="";for(b in a)if(a.hasOwnProperty(b)){if(!b.match(/^[a-z0-9]+$/i))throw new sjcl.exception.invalid("json encode: invalid property name");c+=d+'"'+
b+'":';d=",";switch(typeof a[b]){case "number":case "boolean":c+=a[b];break;case "string":c+='"'+escape(a[b])+'"';break;case "object":c+='"'+sjcl.codec.base64.fromBits(a[b],0)+'"';break;default:throw new sjcl.exception.bug("json encode: unsupported type");}}return c+"}"},decode:function(a){a=a.replace(/\s/g,"");if(!a.match(/^\{.*\}$/))throw new sjcl.exception.invalid("json decode: this isn't json!");a=a.replace(/^\{|\}$/g,"").split(/,/);var b={},c,d;for(c=0;c<a.length;c++){if(!(d=a[c].match(/^\s*(?:(["']?)([a-z][a-z0-9]*)\1)\s*:\s*(?:(-?\d+)|"([a-z0-9+\/%*_.@=\-]*)"|(true|false))$/i)))throw new sjcl.exception.invalid("json decode: this isn't json!");
null!=d[3]?b[d[2]]=parseInt(d[3],10):null!=d[4]?b[d[2]]=d[2].match(/^(ct|adata|salt|iv)$/)?sjcl.codec.base64.toBits(d[4]):unescape(d[4]):null!=d[5]&&(b[d[2]]="true"===d[5])}return b},j:function(a,b,c){void 0===a&&(a={});if(void 0===b)return a;for(var d in b)if(b.hasOwnProperty(d)){if(c&&void 0!==a[d]&&a[d]!==b[d])throw new sjcl.exception.invalid("required parameter overridden");a[d]=b[d]}return a},va:function(a,b){var c={},d;for(d in a)a.hasOwnProperty(d)&&a[d]!==b[d]&&(c[d]=a[d]);return c},ua:function(a,
b){var c={},d;for(d=0;d<b.length;d++)void 0!==a[b[d]]&&(c[b[d]]=a[b[d]]);return c}};sjcl.encrypt=sjcl.json.encrypt;sjcl.decrypt=sjcl.json.decrypt;sjcl.misc.sa={};sjcl.misc.cachedPbkdf2=function(a,b){var c=sjcl.misc.sa,d;b=b||{};d=b.iter||1E3;c=c[a]=c[a]||{};d=c[d]=c[d]||{firstSalt:b.salt&&b.salt.length?b.salt.slice(0):sjcl.random.randomWords(2,0)};c=void 0===b.salt?d.firstSalt:b.salt;d[c]=d[c]||sjcl.misc.pbkdf2(a,c,b.iter);return{key:d[c].slice(0),salt:c.slice(0)}};
"undefined"!==typeof module&&module.exports&&(module.exports=sjcl);"function"===typeof define&&define([],function(){return sjcl});