diff options
Diffstat (limited to 'src/sha.js')
| -rw-r--r-- | src/sha.js | 54 |
1 files changed, 28 insertions, 26 deletions
@@ -9,29 +9,31 @@ Several functions taken from Paul Johnston */ -'use strict';(function(V){function w(c,a,d){var b=0,f=[],g=0,h,e,n,k,m,q,v,p=!1,r=[],t=[],l,u=!1;d=d||{};h=d.encoding||"UTF8";l=d.numRounds||1;n=L(a,h);if(l!==parseInt(l,10)||1>l)throw Error("numRounds must a integer >= 1");if("SHA-1"===c)m=512,q=M,v=W,k=160;else if(q=function(a,d){return N(a,d,c)},v=function(a,d,b,f){var g,C;if("SHA-224"===c||"SHA-256"===c)g=(d+65>>>9<<4)+15,C=16;else if("SHA-384"===c||"SHA-512"===c)g=(d+129>>>10<<5)+31,C=32;else throw Error("Unexpected error in SHA-2 implementation"); -for(;a.length<=g;)a.push(0);a[d>>>5]|=128<<24-d%32;a[g]=d+b;b=a.length;for(d=0;d<b;d+=C)f=N(a.slice(d,d+C),f,c);if("SHA-224"===c)a=[f[0],f[1],f[2],f[3],f[4],f[5],f[6]];else if("SHA-256"===c)a=f;else if("SHA-384"===c)a=[f[0].a,f[0].b,f[1].a,f[1].b,f[2].a,f[2].b,f[3].a,f[3].b,f[4].a,f[4].b,f[5].a,f[5].b];else if("SHA-512"===c)a=[f[0].a,f[0].b,f[1].a,f[1].b,f[2].a,f[2].b,f[3].a,f[3].b,f[4].a,f[4].b,f[5].a,f[5].b,f[6].a,f[6].b,f[7].a,f[7].b];else throw Error("Unexpected error in SHA-2 implementation"); -return a},"SHA-224"===c)m=512,k=224;else if("SHA-256"===c)m=512,k=256;else if("SHA-384"===c)m=1024,k=384;else if("SHA-512"===c)m=1024,k=512;else throw Error("Chosen SHA variant is not supported");e=y(c);this.setHMACKey=function(a,d,f){var g;if(!0===p)throw Error("HMAC key already set");if(!0===u)throw Error("Cannot set HMAC key after calling update");h=(f||{}).encoding||"UTF8";d=L(d,h)(a);a=d.binLen;d=d.value;g=m>>>3;f=g/4-1;if(g<a/8){for(d=v(d,a,0,y(c));d.length<=f;)d.push(0);d[f]&=4294967040}else if(g> -a/8){for(;d.length<=f;)d.push(0);d[f]&=4294967040}for(a=0;a<=f;a+=1)r[a]=d[a]^909522486,t[a]=d[a]^1549556828;e=q(r,e);b=m;p=!0};this.update=function(a){var c,d,h,k=0,p=m>>>5;c=n(a,f,g);a=c.binLen;d=c.value;c=a>>>5;for(h=0;h<c;h+=p)k+m<=a&&(e=q(d.slice(h,h+p),e),k+=m);b+=k;f=d.slice(k>>>5);g=a%m;u=!0};this.getHash=function(a,d){var h,m,n,q;if(!0===p)throw Error("Cannot call getHash after setting HMAC key");n=O(d);switch(a){case "HEX":h=function(a){return P(a,n)};break;case "B64":h=function(a){return Q(a, -n)};break;case "BYTES":h=R;break;default:throw Error("format must be HEX, B64, or BYTES");}q=v(f.slice(),g,b,e.slice());for(m=1;m<l;m+=1)q=v(q,k,0,y(c));return h(q)};this.getHMAC=function(a,d){var h,n,l,r;if(!1===p)throw Error("Cannot call getHMAC without first setting HMAC key");l=O(d);switch(a){case "HEX":h=function(a){return P(a,l)};break;case "B64":h=function(a){return Q(a,l)};break;case "BYTES":h=R;break;default:throw Error("outputFormat must be HEX, B64, or BYTES");}n=v(f.slice(),g,b,e.slice()); -r=q(t,y(c));r=v(n,k,m,r);return h(r)}}function b(c,a){this.a=c;this.b=a}function X(c,a,d){var b=c.length,f,g,h,e,n;a=a||[0];d=d||0;n=d>>>3;if(0!==b%2)throw Error("String of HEX type must be in byte increments");for(f=0;f<b;f+=2){g=parseInt(c.substr(f,2),16);if(isNaN(g))throw Error("String of HEX type contains invalid characters");e=(f>>>1)+n;for(h=e>>>2;a.length<=h;)a.push(0);a[h]|=g<<8*(3-e%4)}return{value:a,binLen:4*b+d}}function Y(c,a,d){var b=[],f,g,h,e,b=a||[0];d=d||0;g=d>>>3;for(f=0;f<c.length;f+= -1)a=c.charCodeAt(f),e=f+g,h=e>>>2,b.length<=h&&b.push(0),b[h]|=a<<8*(3-e%4);return{value:b,binLen:8*c.length+d}}function Z(c,a,d){var b=[],f=0,g,h,e,n,k,m,b=a||[0];d=d||0;a=d>>>3;if(-1===c.search(/^[a-zA-Z0-9=+\/]+$/))throw Error("Invalid character in base-64 string");h=c.indexOf("=");c=c.replace(/\=/g,"");if(-1!==h&&h<c.length)throw Error("Invalid '=' found in base-64 string");for(h=0;h<c.length;h+=4){k=c.substr(h,4);for(e=n=0;e<k.length;e+=1)g="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".indexOf(k[e]), -n|=g<<18-6*e;for(e=0;e<k.length-1;e+=1){m=f+a;for(g=m>>>2;b.length<=g;)b.push(0);b[g]|=(n>>>16-8*e&255)<<8*(3-m%4);f+=1}}return{value:b,binLen:8*f+d}}function P(c,a){var d="",b=4*c.length,f,g;for(f=0;f<b;f+=1)g=c[f>>>2]>>>8*(3-f%4),d+="0123456789abcdef".charAt(g>>>4&15)+"0123456789abcdef".charAt(g&15);return a.outputUpper?d.toUpperCase():d}function Q(c,a){var d="",b=4*c.length,f,g,e;for(f=0;f<b;f+=3)for(e=f+1>>>2,g=c.length<=e?0:c[e],e=f+2>>>2,e=c.length<=e?0:c[e],e=(c[f>>>2]>>>8*(3-f%4)&255)<<16| -(g>>>8*(3-(f+1)%4)&255)<<8|e>>>8*(3-(f+2)%4)&255,g=0;4>g;g+=1)8*f+6*g<=32*c.length?d+="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".charAt(e>>>6*(3-g)&63):d+=a.b64Pad;return d}function R(c){var a="",d=4*c.length,b,f;for(b=0;b<d;b+=1)f=c[b>>>2]>>>8*(3-b%4)&255,a+=String.fromCharCode(f);return a}function O(c){var a={outputUpper:!1,b64Pad:"="};c=c||{};a.outputUpper=c.outputUpper||!1;!0===c.hasOwnProperty("b64Pad")&&(a.b64Pad=c.b64Pad);if("boolean"!==typeof a.outputUpper)throw Error("Invalid outputUpper formatting option"); -if("string"!==typeof a.b64Pad)throw Error("Invalid b64Pad formatting option");return a}function L(c,a){var d;switch(a){case "UTF8":case "UTF16BE":case "UTF16LE":break;default:throw Error("encoding must be UTF8, UTF16BE, or UTF16LE");}switch(c){case "HEX":d=X;break;case "TEXT":d=function(c,d,b){var e=[],x=[],n=0,k,m,q,l,p,e=d||[0];d=b||0;q=d>>>3;if("UTF8"===a)for(k=0;k<c.length;k+=1)for(b=c.charCodeAt(k),x=[],128>b?x.push(b):2048>b?(x.push(192|b>>>6),x.push(128|b&63)):55296>b||57344<=b?x.push(224| -b>>>12,128|b>>>6&63,128|b&63):(k+=1,b=65536+((b&1023)<<10|c.charCodeAt(k)&1023),x.push(240|b>>>18,128|b>>>12&63,128|b>>>6&63,128|b&63)),m=0;m<x.length;m+=1){p=n+q;for(l=p>>>2;e.length<=l;)e.push(0);e[l]|=x[m]<<8*(3-p%4);n+=1}else if("UTF16BE"===a||"UTF16LE"===a)for(k=0;k<c.length;k+=1){b=c.charCodeAt(k);"UTF16LE"===a&&(m=b&255,b=m<<8|b>>>8);p=n+q;for(l=p>>>2;e.length<=l;)e.push(0);e[l]|=b<<8*(2-p%4);n+=2}return{value:e,binLen:8*n+d}};break;case "B64":d=Z;break;case "BYTES":d=Y;break;default:throw Error("format must be HEX, TEXT, B64, or BYTES"); -}return d}function u(c,a){return c<<a|c>>>32-a}function r(c,a){return c>>>a|c<<32-a}function l(c,a){var d=null,d=new b(c.a,c.b);return d=32>=a?new b(d.a>>>a|d.b<<32-a&4294967295,d.b>>>a|d.a<<32-a&4294967295):new b(d.b>>>a-32|d.a<<64-a&4294967295,d.a>>>a-32|d.b<<64-a&4294967295)}function S(c,a){var d=null;return d=32>=a?new b(c.a>>>a,c.b>>>a|c.a<<32-a&4294967295):new b(0,c.a>>>a-32)}function aa(c,a,d){return c&a^~c&d}function ba(c,a,d){return new b(c.a&a.a^~c.a&d.a,c.b&a.b^~c.b&d.b)}function T(c,a, -d){return c&a^c&d^a&d}function ca(c,a,d){return new b(c.a&a.a^c.a&d.a^a.a&d.a,c.b&a.b^c.b&d.b^a.b&d.b)}function da(c){return r(c,2)^r(c,13)^r(c,22)}function ea(c){var a=l(c,28),d=l(c,34);c=l(c,39);return new b(a.a^d.a^c.a,a.b^d.b^c.b)}function fa(c){return r(c,6)^r(c,11)^r(c,25)}function ga(c){var a=l(c,14),d=l(c,18);c=l(c,41);return new b(a.a^d.a^c.a,a.b^d.b^c.b)}function ha(c){return r(c,7)^r(c,18)^c>>>3}function ia(c){var a=l(c,1),d=l(c,8);c=S(c,7);return new b(a.a^d.a^c.a,a.b^d.b^c.b)}function ja(c){return r(c, -17)^r(c,19)^c>>>10}function ka(c){var a=l(c,19),d=l(c,61);c=S(c,6);return new b(a.a^d.a^c.a,a.b^d.b^c.b)}function A(c,a){var d=(c&65535)+(a&65535);return((c>>>16)+(a>>>16)+(d>>>16)&65535)<<16|d&65535}function la(c,a,d,b){var f=(c&65535)+(a&65535)+(d&65535)+(b&65535);return((c>>>16)+(a>>>16)+(d>>>16)+(b>>>16)+(f>>>16)&65535)<<16|f&65535}function B(c,a,d,b,f){var e=(c&65535)+(a&65535)+(d&65535)+(b&65535)+(f&65535);return((c>>>16)+(a>>>16)+(d>>>16)+(b>>>16)+(f>>>16)+(e>>>16)&65535)<<16|e&65535}function ma(c, -a){var d,e,f;d=(c.b&65535)+(a.b&65535);e=(c.b>>>16)+(a.b>>>16)+(d>>>16);f=(e&65535)<<16|d&65535;d=(c.a&65535)+(a.a&65535)+(e>>>16);e=(c.a>>>16)+(a.a>>>16)+(d>>>16);return new b((e&65535)<<16|d&65535,f)}function na(c,a,d,e){var f,g,h;f=(c.b&65535)+(a.b&65535)+(d.b&65535)+(e.b&65535);g=(c.b>>>16)+(a.b>>>16)+(d.b>>>16)+(e.b>>>16)+(f>>>16);h=(g&65535)<<16|f&65535;f=(c.a&65535)+(a.a&65535)+(d.a&65535)+(e.a&65535)+(g>>>16);g=(c.a>>>16)+(a.a>>>16)+(d.a>>>16)+(e.a>>>16)+(f>>>16);return new b((g&65535)<<16| -f&65535,h)}function oa(c,a,d,e,f){var g,h,l;g=(c.b&65535)+(a.b&65535)+(d.b&65535)+(e.b&65535)+(f.b&65535);h=(c.b>>>16)+(a.b>>>16)+(d.b>>>16)+(e.b>>>16)+(f.b>>>16)+(g>>>16);l=(h&65535)<<16|g&65535;g=(c.a&65535)+(a.a&65535)+(d.a&65535)+(e.a&65535)+(f.a&65535)+(h>>>16);h=(c.a>>>16)+(a.a>>>16)+(d.a>>>16)+(e.a>>>16)+(f.a>>>16)+(g>>>16);return new b((h&65535)<<16|g&65535,l)}function y(c){var a,d;if("SHA-1"===c)c=[1732584193,4023233417,2562383102,271733878,3285377520];else switch(a=[3238371032,914150663, -812702999,4144912697,4290775857,1750603025,1694076839,3204075428],d=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225],c){case "SHA-224":c=a;break;case "SHA-256":c=d;break;case "SHA-384":c=[new b(3418070365,a[0]),new b(1654270250,a[1]),new b(2438529370,a[2]),new b(355462360,a[3]),new b(1731405415,a[4]),new b(41048885895,a[5]),new b(3675008525,a[6]),new b(1203062813,a[7])];break;case "SHA-512":c=[new b(d[0],4089235720),new b(d[1],2227873595),new b(d[2],4271175723), -new b(d[3],1595750129),new b(d[4],2917565137),new b(d[5],725511199),new b(d[6],4215389547),new b(d[7],327033209)];break;default:throw Error("Unknown SHA variant");}return c}function M(c,a){var d=[],b,e,g,h,l,n,k;b=a[0];e=a[1];g=a[2];h=a[3];l=a[4];for(k=0;80>k;k+=1)d[k]=16>k?c[k]:u(d[k-3]^d[k-8]^d[k-14]^d[k-16],1),n=20>k?B(u(b,5),e&g^~e&h,l,1518500249,d[k]):40>k?B(u(b,5),e^g^h,l,1859775393,d[k]):60>k?B(u(b,5),T(e,g,h),l,2400959708,d[k]):B(u(b,5),e^g^h,l,3395469782,d[k]),l=h,h=g,g=u(e,30),e=b,b=n;a[0]= -A(b,a[0]);a[1]=A(e,a[1]);a[2]=A(g,a[2]);a[3]=A(h,a[3]);a[4]=A(l,a[4]);return a}function W(c,a,b,e){var f;for(f=(a+65>>>9<<4)+15;c.length<=f;)c.push(0);c[a>>>5]|=128<<24-a%32;c[f]=a+b;b=c.length;for(a=0;a<b;a+=16)e=M(c.slice(a,a+16),e);return e}function N(c,a,d){var l,f,g,h,r,n,k,m,q,v,p,u,t,w,y,D,E,F,G,H,I,J,z=[],K;if("SHA-224"===d||"SHA-256"===d)v=64,u=1,J=Number,t=A,w=la,y=B,D=ha,E=ja,F=da,G=fa,I=T,H=aa,K=e;else if("SHA-384"===d||"SHA-512"===d)v=80,u=2,J=b,t=ma,w=na,y=oa,D=ia,E=ka,F=ea,G=ga,I=ca, -H=ba,K=U;else throw Error("Unexpected error in SHA-2 implementation");d=a[0];l=a[1];f=a[2];g=a[3];h=a[4];r=a[5];n=a[6];k=a[7];for(p=0;p<v;p+=1)16>p?(q=p*u,m=c.length<=q?0:c[q],q=c.length<=q+1?0:c[q+1],z[p]=new J(m,q)):z[p]=w(E(z[p-2]),z[p-7],D(z[p-15]),z[p-16]),m=y(k,G(h),H(h,r,n),K[p],z[p]),q=t(F(d),I(d,l,f)),k=n,n=r,r=h,h=t(g,m),g=f,f=l,l=d,d=t(m,q);a[0]=t(d,a[0]);a[1]=t(l,a[1]);a[2]=t(f,a[2]);a[3]=t(g,a[3]);a[4]=t(h,a[4]);a[5]=t(r,a[5]);a[6]=t(n,a[6]);a[7]=t(k,a[7]);return a}var e,U;e=[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];U=[new b(e[0],3609767458),new b(e[1],602891725),new b(e[2],3964484399),new b(e[3],2173295548),new b(e[4],4081628472),new b(e[5],3053834265),new b(e[6],2937671579),new b(e[7],3664609560),new b(e[8],2734883394),new b(e[9],1164996542),new b(e[10],1323610764),new b(e[11],3590304994),new b(e[12],4068182383),new b(e[13],991336113),new b(e[14], -633803317),new b(e[15],3479774868),new b(e[16],2666613458),new b(e[17],944711139),new b(e[18],2341262773),new b(e[19],2007800933),new b(e[20],1495990901),new b(e[21],1856431235),new b(e[22],3175218132),new b(e[23],2198950837),new b(e[24],3999719339),new b(e[25],766784016),new b(e[26],2566594879),new b(e[27],3203337956),new b(e[28],1034457026),new b(e[29],2466948901),new b(e[30],3758326383),new b(e[31],168717936),new b(e[32],1188179964),new b(e[33],1546045734),new b(e[34],1522805485),new b(e[35],2643833823), -new b(e[36],2343527390),new b(e[37],1014477480),new b(e[38],1206759142),new b(e[39],344077627),new b(e[40],1290863460),new b(e[41],3158454273),new b(e[42],3505952657),new b(e[43],106217008),new b(e[44],3606008344),new b(e[45],1432725776),new b(e[46],1467031594),new b(e[47],851169720),new b(e[48],3100823752),new b(e[49],1363258195),new b(e[50],3750685593),new b(e[51],3785050280),new b(e[52],3318307427),new b(e[53],3812723403),new b(e[54],2003034995),new b(e[55],3602036899),new b(e[56],1575990012), -new b(e[57],1125592928),new b(e[58],2716904306),new b(e[59],442776044),new b(e[60],593698344),new b(e[61],3733110249),new b(e[62],2999351573),new b(e[63],3815920427),new b(3391569614,3928383900),new b(3515267271,566280711),new b(3940187606,3454069534),new b(4118630271,4000239992),new b(116418474,1914138554),new b(174292421,2731055270),new b(289380356,3203993006),new b(460393269,320620315),new b(685471733,587496836),new b(852142971,1086792851),new b(1017036298,365543100),new b(1126000580,2618297676), -new b(1288033470,3409855158),new b(1501505948,4234509866),new b(1607167915,987167468),new b(1816402316,1246189591)];"function"===typeof define&&define.amd?define(function(){return w}):"undefined"!==typeof exports?"undefined"!==typeof module&&module.exports?module.exports=exports=w:exports=w:V.jsSHA=w})(this); +'use strict';(function(W){function w(d,a,c){var b=0,f=[],g=0,h,e,n,k,m,q,v,p=!1,r=[],t=[],l,u=!1;c=c||{};h=c.encoding||"UTF8";l=c.numRounds||1;n=L(a,h);if(l!==parseInt(l,10)||1>l)throw Error("numRounds must a integer >= 1");if("SHA-1"===d)m=512,q=M,v=X,k=160;else if(q=function(a,c){return N(a,c,d)},v=function(a,c,b,f){var g,C;if("SHA-224"===d||"SHA-256"===d)g=(c+65>>>9<<4)+15,C=16;else if("SHA-384"===d||"SHA-512"===d)g=(c+129>>>10<<5)+31,C=32;else throw Error("Unexpected error in SHA-2 implementation"); +for(;a.length<=g;)a.push(0);a[c>>>5]|=128<<24-c%32;a[g]=c+b;b=a.length;for(c=0;c<b;c+=C)f=N(a.slice(c,c+C),f,d);if("SHA-224"===d)a=[f[0],f[1],f[2],f[3],f[4],f[5],f[6]];else if("SHA-256"===d)a=f;else if("SHA-384"===d)a=[f[0].a,f[0].b,f[1].a,f[1].b,f[2].a,f[2].b,f[3].a,f[3].b,f[4].a,f[4].b,f[5].a,f[5].b];else if("SHA-512"===d)a=[f[0].a,f[0].b,f[1].a,f[1].b,f[2].a,f[2].b,f[3].a,f[3].b,f[4].a,f[4].b,f[5].a,f[5].b,f[6].a,f[6].b,f[7].a,f[7].b];else throw Error("Unexpected error in SHA-2 implementation"); +return a},"SHA-224"===d)m=512,k=224;else if("SHA-256"===d)m=512,k=256;else if("SHA-384"===d)m=1024,k=384;else if("SHA-512"===d)m=1024,k=512;else throw Error("Chosen SHA variant is not supported");e=y(d);this.setHMACKey=function(a,c,f){var g;if(!0===p)throw Error("HMAC key already set");if(!0===u)throw Error("Cannot set HMAC key after calling 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b=[],f,g,h,e,b=a||[0];c=c||0;g=c>>>3;for(f=0;f<d.length;f+=1)a=d.charCodeAt(f),e=f+g,h=e>>>2,b.length<=h&&b.push(0),b[h]|=a<<8*(3-e%4);return{value:b,binLen:8*d.length+c}}function aa(d,a,c){var b=[],f=0,g,h,e,n,k,m,b=a||[0];c=c||0;a=c>>>3;if(-1===d.search(/^[a-zA-Z0-9=+\/]+$/))throw Error("Invalid character in base-64 string"); +h=d.indexOf("=");d=d.replace(/\=/g,"");if(-1!==h&&h<d.length)throw Error("Invalid '=' found in base-64 string");for(h=0;h<d.length;h+=4){k=d.substr(h,4);for(e=n=0;e<k.length;e+=1)g="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".indexOf(k[e]),n|=g<<18-6*e;for(e=0;e<k.length-1;e+=1){m=f+a;for(g=m>>>2;b.length<=g;)b.push(0);b[g]|=(n>>>16-8*e&255)<<8*(3-m%4);f+=1}}return{value:b,binLen:8*f+c}}function ba(d,a,c){var b=[],f,g,e,b=a||[0];c=c||0;f=c>>>3;for(a=0;a<d.byteLength;a+=1)e=a+ +f,g=e>>>2,b.length<=g&&b.push(0),b[g]|=d[a]<<8*(3-e%4);return{value:b,binLen:8*d.byteLength+c}}function P(d,a){var c="",b=4*d.length,f,g;for(f=0;f<b;f+=1)g=d[f>>>2]>>>8*(3-f%4),c+="0123456789abcdef".charAt(g>>>4&15)+"0123456789abcdef".charAt(g&15);return a.outputUpper?c.toUpperCase():c}function Q(d,a){var c="",b=4*d.length,f,g,e;for(f=0;f<b;f+=3)for(e=f+1>>>2,g=d.length<=e?0:d[e],e=f+2>>>2,e=d.length<=e?0:d[e],e=(d[f>>>2]>>>8*(3-f%4)&255)<<16|(g>>>8*(3-(f+1)%4)&255)<<8|e>>>8*(3-(f+2)%4)&255,g=0;4> +g;g+=1)8*f+6*g<=32*d.length?c+="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".charAt(e>>>6*(3-g)&63):c+=a.b64Pad;return c}function R(d){var a="",c=4*d.length,b,f;for(b=0;b<c;b+=1)f=d[b>>>2]>>>8*(3-b%4)&255,a+=String.fromCharCode(f);return a}function S(d){var a=4*d.length,c,b=new ArrayBuffer(a);for(c=0;c<a;c+=1)b[c]=d[c>>>2]>>>8*(3-c%4)&255;return b}function O(d){var a={outputUpper:!1,b64Pad:"="};d=d||{};a.outputUpper=d.outputUpper||!1;!0===d.hasOwnProperty("b64Pad")&&(a.b64Pad= +d.b64Pad);if("boolean"!==typeof a.outputUpper)throw Error("Invalid outputUpper formatting 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+a,c,e){var f,g,h;f=(d.b&65535)+(a.b&65535)+(c.b&65535)+(e.b&65535);g=(d.b>>>16)+(a.b>>>16)+(c.b>>>16)+(e.b>>>16)+(f>>>16);h=(g&65535)<<16|f&65535;f=(d.a&65535)+(a.a&65535)+(c.a&65535)+(e.a&65535)+(g>>>16);g=(d.a>>>16)+(a.a>>>16)+(c.a>>>16)+(e.a>>>16)+(f>>>16);return new b((g&65535)<<16|f&65535,h)}function qa(d,a,c,e,f){var g,h,l;g=(d.b&65535)+(a.b&65535)+(c.b&65535)+(e.b&65535)+(f.b&65535);h=(d.b>>>16)+(a.b>>>16)+(c.b>>>16)+(e.b>>>16)+(f.b>>>16)+(g>>>16);l=(h&65535)<<16|g&65535;g=(d.a&65535)+(a.a& +65535)+(c.a&65535)+(e.a&65535)+(f.a&65535)+(h>>>16);h=(d.a>>>16)+(a.a>>>16)+(c.a>>>16)+(e.a>>>16)+(f.a>>>16)+(g>>>16);return new b((h&65535)<<16|g&65535,l)}function y(d){var a,c;if("SHA-1"===d)d=[1732584193,4023233417,2562383102,271733878,3285377520];else switch(a=[3238371032,914150663,812702999,4144912697,4290775857,1750603025,1694076839,3204075428],c=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225],d){case "SHA-224":d=a;break;case 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