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sjcl.js
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sjcl.js
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"use strict";function q(a){throw a;}var s=void 0,u=!1;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);"function"===typeof define&&define([],function(){return sjcl});
sjcl.cipher.aes=function(a){this.k[0][0][0]||this.D();var b,c,d,e,f=this.k[0][4],g=this.k[1];b=a.length;var h=1;4!==b&&(6!==b&&8!==b)&&q(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 w(this,a,0)},decrypt:function(a){return w(this,a,1)},k:[[[],[],[],[],[]],[[],[],[],[],[]]],D:function(){var a=this.k[0],b=this.k[1],c=a[4],d=b[4],e,f,g,h=[],l=[],k,n,m,p;for(e=0;0x100>e;e++)l[(h[e]=e<<1^283*(e>>7))^e]=e;for(f=g=0;!c[f];f^=k||1,g=l[g]||1){m=g^g<<1^g<<2^g<<3^g<<4;m=m>>8^m&255^99;c[f]=m;d[m]=f;n=h[e=h[k=h[f]]];p=0x1010101*n^0x10001*e^0x101*k^0x1010100*f;n=0x101*h[m]^0x1010100*m;for(e=0;4>e;e++)a[e][f]=n=n<<24^n>>>8,b[e][m]=p=p<<24^p>>>8}for(e=
0;5>e;e++)a[e]=a[e].slice(0),b[e]=b[e].slice(0)}};
function w(a,b,c){4!==b.length&&q(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,l,k,n=d.length/4-2,m,p=4,t=[0,0,0,0];h=a.k[c];a=h[0];var r=h[1],v=h[2],y=h[3],z=h[4];for(m=0;m<n;m++)h=a[e>>>24]^r[f>>16&255]^v[g>>8&255]^y[b&255]^d[p],l=a[f>>>24]^r[g>>16&255]^v[b>>8&255]^y[e&255]^d[p+1],k=a[g>>>24]^r[b>>16&255]^v[e>>8&255]^y[f&255]^d[p+2],b=a[b>>>24]^r[e>>16&255]^v[f>>8&255]^y[g&255]^d[p+3],p+=4,e=h,f=l,g=k;for(m=0;4>
m;m++)t[c?3&-m:m]=z[e>>>24]<<24^z[f>>16&255]<<16^z[g>>8&255]<<8^z[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.P(a.slice(b/32),32-(b&31)).slice(1);return c===s?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.P(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&=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 u;var c=0,d;for(d=0;d<a.length;d++)c|=a[d]^b[d];return 0===
c},P:function(a,b,c,d){var e;e=0;for(d===s&&(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},l: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+="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.base64={J:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",fromBits:function(a,b,c){var d="",e=0,f=sjcl.codec.base64.J,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.J,g=0,h;b&&(f=f.substr(0,62)+"-_");for(d=0;d<a.length;d++)h=f.indexOf(a.charAt(d)),
0>h&&q(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.D();a?(this.r=a.r.slice(0),this.o=a.o.slice(0),this.h=a.h):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.r=this.N.slice(0);this.o=[];this.h=0;return this},update:function(a){"string"===typeof a&&(a=sjcl.codec.utf8String.toBits(a));var b,c=this.o=sjcl.bitArray.concat(this.o,a);b=this.h;a=this.h=b+sjcl.bitArray.bitLength(a);for(b=512+b&-512;b<=a;b+=512)x(this,c.splice(0,16));return this},finalize:function(){var a,b=this.o,c=this.r,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.h/
4294967296));for(b.push(this.h|0);b.length;)x(this,b.splice(0,16));this.reset();return c},N:[],b:[],D:function(){function a(a){return 0x100000000*(a-Math.floor(a))|0}var b=0,c=2,d;a:for(;64>b;c++){for(d=2;d*d<=c;d++)if(0===c%d)continue a;8>b&&(this.N[b]=a(Math.pow(c,0.5)));this.b[b]=a(Math.pow(c,1/3));b++}}};
function x(a,b){var c,d,e,f=b.slice(0),g=a.r,h=a.b,l=g[0],k=g[1],n=g[2],m=g[3],p=g[4],t=g[5],r=g[6],v=g[7];for(c=0;64>c;c++)16>c?d=f[c]:(d=f[c+1&15],e=f[c+14&15],d=f[c&15]=(d>>>7^d>>>18^d>>>3^d<<25^d<<14)+(e>>>17^e>>>19^e>>>10^e<<15^e<<13)+f[c&15]+f[c+9&15]|0),d=d+v+(p>>>6^p>>>11^p>>>25^p<<26^p<<21^p<<7)+(r^p&(t^r))+h[c],v=r,r=t,t=p,p=m+d|0,m=n,n=k,k=l,l=d+(k&n^m&(k^n))+(k>>>2^k>>>13^k>>>22^k<<30^k<<19^k<<10)|0;g[0]=g[0]+l|0;g[1]=g[1]+k|0;g[2]=g[2]+n|0;g[3]=g[3]+m|0;g[4]=g[4]+p|0;g[5]=g[5]+t|0;g[6]=
g[6]+r|0;g[7]=g[7]+v|0}
sjcl.mode.ccm={name:"ccm",encrypt:function(a,b,c,d,e){var f,g=b.slice(0),h=sjcl.bitArray,l=h.bitLength(c)/8,k=h.bitLength(g)/8;e=e||64;d=d||[];7>l&&q(new sjcl.exception.invalid("ccm: iv must be at least 7 bytes"));for(f=2;4>f&&k>>>8*f;f++);f<15-l&&(f=15-l);c=h.clamp(c,8*(15-f));b=sjcl.mode.ccm.L(a,b,c,d,e,f);g=sjcl.mode.ccm.p(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),l=f.clamp(b,h-e),k=f.bitSlice(b,
h-e),h=(h-e)/8;7>g&&q(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));l=sjcl.mode.ccm.p(a,l,c,k,e,b);a=sjcl.mode.ccm.L(a,l.data,c,d,e,b);f.equal(l.tag,a)||q(new sjcl.exception.corrupt("ccm: tag doesn't match"));return l.data},L:function(a,b,c,d,e,f){var g=[],h=sjcl.bitArray,l=h.l;e/=8;(e%2||4>e||16<e)&&q(new sjcl.exception.invalid("ccm: invalid tag length"));(0xffffffff<d.length||0xffffffff<b.length)&&q(new sjcl.exception.bug("ccm: can't deal with 4GiB or more data"));
f=[h.partial(8,(d.length?64:0)|e-2<<2|f-1)];f=h.concat(f,c);f[3]|=h.bitLength(b)/8;f=a.encrypt(f);if(d.length){c=h.bitLength(d)/8;65279>=c?g=[h.partial(16,c)]:0xffffffff>=c&&(g=h.concat([h.partial(16,65534)],[c]));g=h.concat(g,d);for(d=0;d<g.length;d+=4)f=a.encrypt(l(f,g.slice(d,d+4).concat([0,0,0])))}for(d=0;d<b.length;d+=4)f=a.encrypt(l(f,b.slice(d,d+4).concat([0,0,0])));return h.clamp(f,8*e)},p:function(a,b,c,d,e,f){var g,h=sjcl.bitArray;g=h.l;var l=b.length,k=h.bitLength(b);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(!l)return{tag:d,data:[]};for(g=0;g<l;g+=4)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,k)}}};
sjcl.mode.ocb2={name:"ocb2",encrypt:function(a,b,c,d,e,f){128!==sjcl.bitArray.bitLength(c)&&q(new sjcl.exception.invalid("ocb iv must be 128 bits"));var g,h=sjcl.mode.ocb2.H,l=sjcl.bitArray,k=l.l,n=[0,0,0,0];c=h(a.encrypt(c));var m,p=[];d=d||[];e=e||64;for(g=0;g+4<b.length;g+=4)m=b.slice(g,g+4),n=k(n,m),p=p.concat(k(c,a.encrypt(k(c,m)))),c=h(c);m=b.slice(g);b=l.bitLength(m);g=a.encrypt(k(c,[0,0,0,b]));m=l.clamp(k(m.concat([0,0,0]),g),b);n=k(n,k(m.concat([0,0,0]),g));n=a.encrypt(k(n,k(c,h(c))));d.length&&
(n=k(n,f?d:sjcl.mode.ocb2.pmac(a,d)));return p.concat(l.concat(m,l.clamp(n,e)))},decrypt:function(a,b,c,d,e,f){128!==sjcl.bitArray.bitLength(c)&&q(new sjcl.exception.invalid("ocb iv must be 128 bits"));e=e||64;var g=sjcl.mode.ocb2.H,h=sjcl.bitArray,l=h.l,k=[0,0,0,0],n=g(a.encrypt(c)),m,p,t=sjcl.bitArray.bitLength(b)-e,r=[];d=d||[];for(c=0;c+4<t/32;c+=4)m=l(n,a.decrypt(l(n,b.slice(c,c+4)))),k=l(k,m),r=r.concat(m),n=g(n);p=t-32*c;m=a.encrypt(l(n,[0,0,0,p]));m=l(m,h.clamp(b.slice(c),p).concat([0,0,0]));
k=l(k,m);k=a.encrypt(l(k,l(n,g(n))));d.length&&(k=l(k,f?d:sjcl.mode.ocb2.pmac(a,d)));h.equal(h.clamp(k,e),h.bitSlice(b,t))||q(new sjcl.exception.corrupt("ocb: tag doesn't match"));return r.concat(h.clamp(m,p))},pmac:function(a,b){var c,d=sjcl.mode.ocb2.H,e=sjcl.bitArray,f=e.l,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))},H: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.p(!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.p(u,a,f,d,c,e);g.equal(a.tag,b)||q(new sjcl.exception.corrupt("gcm: tag doesn't match"));return a.data},Z:function(a,b){var c,d,e,f,g,h=sjcl.bitArray.l;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},g: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.Z(b,a);return b},p:function(a,b,c,d,e,f){var g,h,l,k,n,m,p,t,r=sjcl.bitArray;m=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.g(g,[0,0,0,0],e),e=sjcl.mode.gcm.g(g,e,[0,0,Math.floor(h/0x100000000),h&0xffffffff]));h=sjcl.mode.gcm.g(g,[0,0,0,0],d);n=e.slice(0);d=h.slice(0);a||(d=sjcl.mode.gcm.g(g,h,c));for(k=0;k<m;k+=4)n[3]++,l=b.encrypt(n),c[k]^=l[0],c[k+1]^=l[1],c[k+2]^=l[2],c[k+3]^=l[3];c=r.clamp(c,p);a&&(d=sjcl.mode.gcm.g(g,h,c));a=[Math.floor(t/0x100000000),t&0xffffffff,Math.floor(p/0x100000000),p&0xffffffff];d=sjcl.mode.gcm.g(g,d,a);l=b.encrypt(e);d[0]^=l[0];
d[1]^=l[1];d[2]^=l[2];d[3]^=l[3];return{tag:r.bitSlice(d,0,f),data:c}}};sjcl.misc.hmac=function(a,b){this.M=b=b||sjcl.hash.sha256;var c=[[],[]],d,e=b.prototype.blockSize/32;this.n=[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.n[0].update(c[0]);this.n[1].update(c[1]);this.G=new b(this.n[0])};
sjcl.misc.hmac.prototype.encrypt=sjcl.misc.hmac.prototype.mac=function(a){this.Q&&q(new sjcl.exception.invalid("encrypt on already updated hmac called!"));this.update(a);return this.digest(a)};sjcl.misc.hmac.prototype.reset=function(){this.G=new this.M(this.n[0]);this.Q=u};sjcl.misc.hmac.prototype.update=function(a){this.Q=!0;this.G.update(a)};sjcl.misc.hmac.prototype.digest=function(){var a=this.G.finalize(),a=(new this.M(this.n[1])).update(a).finalize();this.reset();return a};
sjcl.misc.pbkdf2=function(a,b,c,d,e){c=c||1E3;(0>d||0>c)&&q(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,l,k=[],n=sjcl.bitArray;for(l=1;32*k.length<(d||1);l++){e=f=a.encrypt(n.concat(b,[l]));for(g=1;g<c;g++){f=a.encrypt(f);for(h=0;h<f.length;h++)e[h]^=f[h]}k=k.concat(e)}d&&(k=n.clamp(k,d));return k};
sjcl.prng=function(a){this.c=[new sjcl.hash.sha256];this.i=[0];this.F=0;this.s={};this.C=0;this.K={};this.O=this.d=this.j=this.W=0;this.b=[0,0,0,0,0,0,0,0];this.f=[0,0,0,0];this.A=s;this.B=a;this.q=u;this.w={progress:{},seeded:{}};this.m=this.V=0;this.t=1;this.u=2;this.S=0x10000;this.I=[0,48,64,96,128,192,0x100,384,512,768,1024];this.T=3E4;this.R=80};
sjcl.prng.prototype={randomWords:function(a,b){var c=[],d;d=this.isReady(b);var e;d===this.m&&q(new sjcl.exception.notReady("generator isn't seeded"));if(d&this.u){d=!(d&this.t);e=[];var f=0,g;this.O=e[0]=(new Date).valueOf()+this.T;for(g=0;16>g;g++)e.push(0x100000000*Math.random()|0);for(g=0;g<this.c.length&&!(e=e.concat(this.c[g].finalize()),f+=this.i[g],this.i[g]=0,!d&&this.F&1<<g);g++);this.F>=1<<this.c.length&&(this.c.push(new sjcl.hash.sha256),this.i.push(0));this.d-=f;f>this.j&&(this.j=f);this.F++;
this.b=sjcl.hash.sha256.hash(this.b.concat(e));this.A=new sjcl.cipher.aes(this.b);for(d=0;4>d&&!(this.f[d]=this.f[d]+1|0,this.f[d]);d++);}for(d=0;d<a;d+=4)0===(d+1)%this.S&&A(this),e=B(this),c.push(e[0],e[1],e[2],e[3]);A(this);return c.slice(0,a)},setDefaultParanoia:function(a,b){0===a&&"Setting paranoia=0 will ruin your security; use it only for testing"!==b&&q("Setting paranoia=0 will ruin your security; use it only for testing");this.B=a},addEntropy:function(a,b,c){c=c||"user";var d,e,f=(new Date).valueOf(),
g=this.s[c],h=this.isReady(),l=0;d=this.K[c];d===s&&(d=this.K[c]=this.W++);g===s&&(g=this.s[c]=0);this.s[c]=(this.s[c]+1)%this.c.length;switch(typeof a){case "number":b===s&&(b=1);this.c[g].update([d,this.C++,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{"[object Array]"!==c&&(l=1);for(c=0;c<a.length&&!l;c++)"number"!==typeof a[c]&&(l=1)}if(!l){if(b===s)for(c=b=0;c<a.length;c++)for(e=a[c];0<e;)b++,
e>>>=1;this.c[g].update([d,this.C++,2,b,f,a.length].concat(a))}break;case "string":b===s&&(b=a.length);this.c[g].update([d,this.C++,3,b,f,a.length]);this.c[g].update(a);break;default:l=1}l&&q(new sjcl.exception.bug("random: addEntropy only supports number, array of numbers or string"));this.i[g]+=b;this.d+=b;h===this.m&&(this.isReady()!==this.m&&C("seeded",Math.max(this.j,this.d)),C("progress",this.getProgress()))},isReady:function(a){a=this.I[a!==s?a:this.B];return this.j&&this.j>=a?this.i[0]>this.R&&
(new Date).valueOf()>this.O?this.u|this.t:this.t:this.d>=a?this.u|this.m:this.m},getProgress:function(a){a=this.I[a?a:this.B];return this.j>=a?1:this.d>a?1:this.d/a},startCollectors:function(){this.q||(this.a={loadTimeCollector:D(this,this.aa),mouseCollector:D(this,this.ba),keyboardCollector:D(this,this.$),accelerometerCollector:D(this,this.U),touchCollector:D(this,this.da)},window.addEventListener?(window.addEventListener("load",this.a.loadTimeCollector,u),window.addEventListener("mousemove",this.a.mouseCollector,
u),window.addEventListener("keypress",this.a.keyboardCollector,u),window.addEventListener("devicemotion",this.a.accelerometerCollector,u),window.addEventListener("touchmove",this.a.touchCollector,u)):document.attachEvent?(document.attachEvent("onload",this.a.loadTimeCollector),document.attachEvent("onmousemove",this.a.mouseCollector),document.attachEvent("keypress",this.a.keyboardCollector)):q(new sjcl.exception.bug("can't attach event")),this.q=!0)},stopCollectors:function(){this.q&&(window.removeEventListener?
(window.removeEventListener("load",this.a.loadTimeCollector,u),window.removeEventListener("mousemove",this.a.mouseCollector,u),window.removeEventListener("keypress",this.a.keyboardCollector,u),window.removeEventListener("devicemotion",this.a.accelerometerCollector,u),window.removeEventListener("touchmove",this.a.touchCollector,u)):document.detachEvent&&(document.detachEvent("onload",this.a.loadTimeCollector),document.detachEvent("onmousemove",this.a.mouseCollector),document.detachEvent("keypress",
this.a.keyboardCollector)),this.q=u)},addEventListener:function(a,b){this.w[a][this.V++]=b},removeEventListener:function(a,b){var c,d,e=this.w[a],f=[];for(d in e)e.hasOwnProperty(d)&&e[d]===b&&f.push(d);for(c=0;c<f.length;c++)d=f[c],delete e[d]},$:function(){E(1)},ba: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&&sjcl.random.addEntropy([b,c],2,"mouse");E(0)},da:function(a){a=a.touches[0]||a.changedTouches[0];sjcl.random.addEntropy([a.pageX||
a.clientX,a.pageY||a.clientY],1,"touch");E(0)},aa:function(){E(2)},U:function(a){a=a.accelerationIncludingGravity.x||a.accelerationIncludingGravity.y||a.accelerationIncludingGravity.z;if(window.orientation){var b=window.orientation;"number"===typeof b&&sjcl.random.addEntropy(b,1,"accelerometer")}a&&sjcl.random.addEntropy(a,2,"accelerometer");E(0)}};function C(a,b){var c,d=sjcl.random.w[a],e=[];for(c in d)d.hasOwnProperty(c)&&e.push(d[c]);for(c=0;c<e.length;c++)e[c](b)}
function E(a){"undefined"!==typeof window&&window.performance&&"function"===typeof window.performance.now?sjcl.random.addEntropy(window.performance.now(),a,"loadtime"):sjcl.random.addEntropy((new Date).valueOf(),a,"loadtime")}function A(a){a.b=B(a).concat(B(a));a.A=new sjcl.cipher.aes(a.b)}function B(a){for(var b=0;4>b&&!(a.f[b]=a.f[b]+1|0,a.f[b]);b++);return a.A.encrypt(a.f)}function D(a,b){return function(){b.apply(a,arguments)}}sjcl.random=new sjcl.prng(6);
a:try{var F,G,H,I;if(I="undefined"!==typeof module){var J;if(J=module.exports){var K;try{K=require("crypto")}catch(L){K=null}J=(G=K)&&G.randomBytes}I=J}if(I)F=G.randomBytes(128),F=new Uint32Array((new Uint8Array(F)).buffer),sjcl.random.addEntropy(F,1024,"crypto['randomBytes']");else if("undefined"!==typeof window&&"undefined"!==typeof Uint32Array){H=new Uint32Array(32);if(window.crypto&&window.crypto.getRandomValues)window.crypto.getRandomValues(H);else if(window.msCrypto&&window.msCrypto.getRandomValues)window.msCrypto.getRandomValues(H);
else break a;sjcl.random.addEntropy(H,1024,"crypto['getRandomValues']")}}catch(M){"undefined"!==typeof window&&window.console&&(console.log("There was an error collecting entropy from the browser:"),console.log(M))}
sjcl.json={defaults:{v:1,iter:1E3,ks:128,ts:64,mode:"ccm",adata:"",cipher:"aes"},Y:function(a,b,c,d){c=c||{};d=d||{};var e=sjcl.json,f=e.e({iv:sjcl.random.randomWords(4,0)},e.defaults),g;e.e(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));(!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)&&q(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.e(d,f);d.key=a;f.ct=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.Y.apply(e,arguments);return e.encode(f)},X:function(a,b,c,d){c=c||{};d=d||{};var e=sjcl.json;b=e.e(e.e(e.e({},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));(!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)&&
q(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=sjcl.mode[b.mode].decrypt(g,b.ct,b.iv,f,b.ts);e.e(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.X(a,e.decode(b),c,d)},encode:function(a){var b,c="{",d="";for(b in a)if(a.hasOwnProperty(b))switch(b.match(/^[a-z0-9]+$/i)||q(new sjcl.exception.invalid("json encode: invalid property name")),c+=d+'"'+b+'":',d=",",typeof a[b]){case "number":case "boolean":c+=a[b];break;case "string":c+='"'+escape(a[b])+'"';break;case "object":c+='"'+sjcl.codec.base64.fromBits(a[b],0)+'"';break;default:q(new sjcl.exception.bug("json encode: unsupported type"))}return c+"}"},decode:function(a){a=
a.replace(/\s/g,"");a.match(/^\{.*\}$/)||q(new sjcl.exception.invalid("json decode: this isn't json!"));a=a.replace(/^\{|\}$/g,"").split(/,/);var b={},c,d;for(c=0;c<a.length;c++)(d=a[c].match(/^\s*(?:(["']?)([a-z][a-z0-9]*)\1)\s*:\s*(?:(-?\d+)|"([a-z0-9+\/%*_.@=\-]*)"|(true|false))$/i))||q(new sjcl.exception.invalid("json decode: this isn't json!")),d[3]?b[d[2]]=parseInt(d[3],10):d[4]?b[d[2]]=d[2].match(/^(ct|adata|salt|iv)$/)?sjcl.codec.base64.toBits(d[4]):unescape(d[4]):d[5]&&(b[d[2]]="true"===
d[5]);return b},e:function(a,b,c){a===s&&(a={});if(b===s)return a;for(var d in b)b.hasOwnProperty(d)&&(c&&(a[d]!==s&&a[d]!==b[d])&&q(new sjcl.exception.invalid("required parameter overridden")),a[d]=b[d]);return a},fa:function(a,b){var c={},d;for(d in a)a.hasOwnProperty(d)&&a[d]!==b[d]&&(c[d]=a[d]);return c},ea:function(a,b){var c={},d;for(d=0;d<b.length;d++)a[b[d]]!==s&&(c[b[d]]=a[b[d]]);return c}};sjcl.encrypt=sjcl.json.encrypt;sjcl.decrypt=sjcl.json.decrypt;sjcl.misc.ca={};
sjcl.misc.cachedPbkdf2=function(a,b){var c=sjcl.misc.ca,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=b.salt===s?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)}};