sha256.js

/**
 * [js-sha256]{@link https://github.com/emn178/js-sha256}
 *
 * @version 0.6.0
 * @author Chen, Yi-Cyuan [emn178@gmail.com]
 * @copyright Chen, Yi-Cyuan 2014-2017
 * @license MIT
 */
!function(){"use strict";function t(t,i){i?(p[0]=p[16]=p[1]=p[2]=p[3]=p[4]=p[5]=p[6]=p[7]=p[8]=p[9]=p[10]=p[11]=p[12]=p[13]=p[14]=p[15]=0,this.blocks=p):this.blocks=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],t?(this.h0=3238371032,this.h1=914150663,this.h2=812702999,this.h3=4144912697,this.h4=4290775857,this.h5=1750603025,this.h6=1694076839,this.h7=3204075428):(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=0,this.finalized=this.hashed=!1,this.first=!0,this.is224=t}function i(i,r,e){var n="string"!=typeof i;if(n){if(null===i||void 0===i)throw h;i.constructor===s.ArrayBuffer&&(i=new Uint8Array(i))}var o=i.length;if(n){if("number"!=typeof o||!Array.isArray(i)&&(!a||!ArrayBuffer.isView(i)))throw h}else{for(var f,u=[],o=i.length,c=0,y=0;o>y;++y)f=i.charCodeAt(y),128>f?u[c++]=f:2048>f?(u[c++]=192|f>>6,u[c++]=128|63&f):55296>f||f>=57344?(u[c++]=224|f>>12,u[c++]=128|f>>6&63,u[c++]=128|63&f):(f=65536+((1023&f)<<10|1023&i.charCodeAt(++y)),u[c++]=240|f>>18,u[c++]=128|f>>12&63,u[c++]=128|f>>6&63,u[c++]=128|63&f);i=u}i.length>64&&(i=new t(r,!0).update(i).array());for(var p=[],l=[],y=0;64>y;++y){var d=i[y]||0;p[y]=92^d,l[y]=54^d}t.call(this,r,e),this.update(l),this.oKeyPad=p,this.inner=!0,this.sharedMemory=e}var h="input is invalid type",s="object"==typeof window?window:{},r=!s.JS_SHA256_NO_NODE_JS&&"object"==typeof process&&process.versions&&process.versions.node;r&&(s=global);var e=!s.JS_SHA256_NO_COMMON_JS&&"object"==typeof module&&module.exports,n="function"==typeof define&&define.amd,a="undefined"!=typeof ArrayBuffer,o="0123456789abcdef".split(""),f=[-2147483648,8388608,32768,128],u=[24,16,8,0],c=[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],y=["hex","array","digest","arrayBuffer"],p=[];(s.JS_SHA256_NO_NODE_JS||!Array.isArray)&&(Array.isArray=function(t){return"[object Array]"===Object.prototype.toString.call(t)});var l=function(i,h){return function(s){return new t(h,!0).update(s)[i]()}},d=function(i){var h=l("hex",i);r&&(h=v(h,i)),h.create=function(){return new t(i)},h.update=function(t){return h.create().update(t)};for(var s=0;s<y.length;++s){var e=y[s];h[e]=l(e,i)}return h},v=function(t,i){var s=require("crypto"),r=require("buffer").Buffer,e=i?"sha224":"sha256",n=function(i){if("string"==typeof i)return s.createHash(e).update(i,"utf8").digest("hex");if(null===i||void 0===i)throw h;return i.constructor===ArrayBuffer&&(i=new Uint8Array(i)),Array.isArray(i)||ArrayBuffer.isView(i)||i.constructor===r?s.createHash(e).update(new r(i)).digest("hex"):t(i)};return n},A=function(t,h){return function(s,r){return new i(s,h,!0).update(r)[t]()}},w=function(t){var h=A("hex",t);h.create=function(h){return new i(h,t)},h.update=function(t,i){return h.create(t).update(i)};for(var s=0;s<y.length;++s){var r=y[s];h[r]=A(r,t)}return h};t.prototype.update=function(t){if(!this.finalized){var i="string"!=typeof t;if(i){if(null===t||void 0===t)throw h;t.constructor===s.ArrayBuffer&&(t=new Uint8Array(t))}var r=t.length;if(!(!i||"number"==typeof r&&(Array.isArray(t)||a&&ArrayBuffer.isView(t))))throw h;for(var e,n,o=0,f=this.blocks;r>o;){if(this.hashed&&(this.hashed=!1,f[0]=this.block,f[16]=f[1]=f[2]=f[3]=f[4]=f[5]=f[6]=f[7]=f[8]=f[9]=f[10]=f[11]=f[12]=f[13]=f[14]=f[15]=0),i)for(n=this.start;r>o&&64>n;++o)f[n>>2]|=t[o]<<u[3&n++];else for(n=this.start;r>o&&64>n;++o)e=t.charCodeAt(o),128>e?f[n>>2]|=e<<u[3&n++]:2048>e?(f[n>>2]|=(192|e>>6)<<u[3&n++],f[n>>2]|=(128|63&e)<<u[3&n++]):55296>e||e>=57344?(f[n>>2]|=(224|e>>12)<<u[3&n++],f[n>>2]|=(128|e>>6&63)<<u[3&n++],f[n>>2]|=(128|63&e)<<u[3&n++]):(e=65536+((1023&e)<<10|1023&t.charCodeAt(++o)),f[n>>2]|=(240|e>>18)<<u[3&n++],f[n>>2]|=(128|e>>12&63)<<u[3&n++],f[n>>2]|=(128|e>>6&63)<<u[3&n++],f[n>>2]|=(128|63&e)<<u[3&n++]);this.lastByteIndex=n,this.bytes+=n-this.start,n>=64?(this.block=f[16],this.start=n-64,this.hash(),this.hashed=!0):this.start=n}return this}},t.prototype.finalize=function(){if(!this.finalized){this.finalized=!0;var t=this.blocks,i=this.lastByteIndex;t[16]=this.block,t[i>>2]|=f[3&i],this.block=t[16],i>=56&&(this.hashed||this.hash(),t[0]=this.block,t[16]=t[1]=t[2]=t[3]=t[4]=t[5]=t[6]=t[7]=t[8]=t[9]=t[10]=t[11]=t[12]=t[13]=t[14]=t[15]=0),t[15]=this.bytes<<3,this.hash()}},t.prototype.hash=function(){var t,i,h,s,r,e,n,a,o,f,u,y=this.h0,p=this.h1,l=this.h2,d=this.h3,v=this.h4,A=this.h5,w=this.h6,b=this.h7,g=this.blocks;for(t=16;64>t;++t)r=g[t-15],i=(r>>>7|r<<25)^(r>>>18|r<<14)^r>>>3,r=g[t-2],h=(r>>>17|r<<15)^(r>>>19|r<<13)^r>>>10,g[t]=g[t-16]+i+g[t-7]+h<<0;for(u=p&l,t=0;64>t;t+=4)this.first?(this.is224?(a=300032,r=g[0]-1413257819,b=r-150054599<<0,d=r+24177077<<0):(a=704751109,r=g[0]-210244248,b=r-1521486534<<0,d=r+143694565<<0),this.first=!1):(i=(y>>>2|y<<30)^(y>>>13|y<<19)^(y>>>22|y<<10),h=(v>>>6|v<<26)^(v>>>11|v<<21)^(v>>>25|v<<7),a=y&p,s=a^y&l^u,n=v&A^~v&w,r=b+h+n+c[t]+g[t],e=i+s,b=d+r<<0,d=r+e<<0),i=(d>>>2|d<<30)^(d>>>13|d<<19)^(d>>>22|d<<10),h=(b>>>6|b<<26)^(b>>>11|b<<21)^(b>>>25|b<<7),o=d&y,s=o^d&p^a,n=b&v^~b&A,r=w+h+n+c[t+1]+g[t+1],e=i+s,w=l+r<<0,l=r+e<<0,i=(l>>>2|l<<30)^(l>>>13|l<<19)^(l>>>22|l<<10),h=(w>>>6|w<<26)^(w>>>11|w<<21)^(w>>>25|w<<7),f=l&d,s=f^l&y^o,n=w&b^~w&v,r=A+h+n+c[t+2]+g[t+2],e=i+s,A=p+r<<0,p=r+e<<0,i=(p>>>2|p<<30)^(p>>>13|p<<19)^(p>>>22|p<<10),h=(A>>>6|A<<26)^(A>>>11|A<<21)^(A>>>25|A<<7),u=p&l,s=u^p&d^f,n=A&w^~A&b,r=v+h+n+c[t+3]+g[t+3],e=i+s,v=y+r<<0,y=r+e<<0;this.h0=this.h0+y<<0,this.h1=this.h1+p<<0,this.h2=this.h2+l<<0,this.h3=this.h3+d<<0,this.h4=this.h4+v<<0,this.h5=this.h5+A<<0,this.h6=this.h6+w<<0,this.h7=this.h7+b<<0},t.prototype.hex=function(){this.finalize();var t=this.h0,i=this.h1,h=this.h2,s=this.h3,r=this.h4,e=this.h5,n=this.h6,a=this.h7,f=o[t>>28&15]+o[t>>24&15]+o[t>>20&15]+o[t>>16&15]+o[t>>12&15]+o[t>>8&15]+o[t>>4&15]+o[15&t]+o[i>>28&15]+o[i>>24&15]+o[i>>20&15]+o[i>>16&15]+o[i>>12&15]+o[i>>8&15]+o[i>>4&15]+o[15&i]+o[h>>28&15]+o[h>>24&15]+o[h>>20&15]+o[h>>16&15]+o[h>>12&15]+o[h>>8&15]+o[h>>4&15]+o[15&h]+o[s>>28&15]+o[s>>24&15]+o[s>>20&15]+o[s>>16&15]+o[s>>12&15]+o[s>>8&15]+o[s>>4&15]+o[15&s]+o[r>>28&15]+o[r>>24&15]+o[r>>20&15]+o[r>>16&15]+o[r>>12&15]+o[r>>8&15]+o[r>>4&15]+o[15&r]+o[e>>28&15]+o[e>>24&15]+o[e>>20&15]+o[e>>16&15]+o[e>>12&15]+o[e>>8&15]+o[e>>4&15]+o[15&e]+o[n>>28&15]+o[n>>24&15]+o[n>>20&15]+o[n>>16&15]+o[n>>12&15]+o[n>>8&15]+o[n>>4&15]+o[15&n];return this.is224||(f+=o[a>>28&15]+o[a>>24&15]+o[a>>20&15]+o[a>>16&15]+o[a>>12&15]+o[a>>8&15]+o[a>>4&15]+o[15&a]),f},t.prototype.toString=t.prototype.hex,t.prototype.digest=function(){this.finalize();var t=this.h0,i=this.h1,h=this.h2,s=this.h3,r=this.h4,e=this.h5,n=this.h6,a=this.h7,o=[t>>24&255,t>>16&255,t>>8&255,255&t,i>>24&255,i>>16&255,i>>8&255,255&i,h>>24&255,h>>16&255,h>>8&255,255&h,s>>24&255,s>>16&255,s>>8&255,255&s,r>>24&255,r>>16&255,r>>8&255,255&r,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24&255,n>>16&255,n>>8&255,255&n];return this.is224||o.push(a>>24&255,a>>16&255,a>>8&255,255&a),o},t.prototype.array=t.prototype.digest,t.prototype.arrayBuffer=function(){this.finalize();var t=new ArrayBuffer(this.is224?28:32),i=new DataView(t);return i.setUint32(0,this.h0),i.setUint32(4,this.h1),i.setUint32(8,this.h2),i.setUint32(12,this.h3),i.setUint32(16,this.h4),i.setUint32(20,this.h5),i.setUint32(24,this.h6),this.is224||i.setUint32(28,this.h7),t},i.prototype=new t,i.prototype.finalize=function(){if(t.prototype.finalize.call(this),this.inner){this.inner=!1;var i=this.array();t.call(this,this.is224,this.sharedMemory),this.update(this.oKeyPad),this.update(i),t.prototype.finalize.call(this)}};var b=d();b.sha256=b,b.sha224=d(!0),b.sha256.hmac=w(),b.sha224.hmac=w(!0),e?module.exports=b:(s.sha256=b.sha256,s.sha224=b.sha224,n&&define(function(){return b}))}();