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- (function() {
- var nodeEnv = typeof require !== 'undefined' && typeof process !== 'undefined';
- var __module = nodeEnv ? module : {exports:{}};
- var __filename = 'preview-scripts/__node_modules/sha.js/sha224.js';
- var __require = nodeEnv ? function (request) {
- return cc.require(request);
- } : function (request) {
- return __quick_compile_project__.require(request, __filename);
- };
- function __define (exports, require, module) {
- if (!nodeEnv) {__quick_compile_project__.registerModule(__filename, module);}/**
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
- * in FIPS 180-2
- * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- *
- */
- var inherits = require('inherits')
- var Sha256 = require('./sha256')
- var Hash = require('./hash')
- var Buffer = require('safe-buffer').Buffer
- var W = new Array(64)
- function Sha224 () {
- this.init()
- this._w = W // new Array(64)
- Hash.call(this, 64, 56)
- }
- inherits(Sha224, Sha256)
- Sha224.prototype.init = function () {
- this._a = 0xc1059ed8
- this._b = 0x367cd507
- this._c = 0x3070dd17
- this._d = 0xf70e5939
- this._e = 0xffc00b31
- this._f = 0x68581511
- this._g = 0x64f98fa7
- this._h = 0xbefa4fa4
- return this
- }
- Sha224.prototype._hash = function () {
- var H = Buffer.allocUnsafe(28)
- H.writeInt32BE(this._a, 0)
- H.writeInt32BE(this._b, 4)
- H.writeInt32BE(this._c, 8)
- H.writeInt32BE(this._d, 12)
- H.writeInt32BE(this._e, 16)
- H.writeInt32BE(this._f, 20)
- H.writeInt32BE(this._g, 24)
- return H
- }
- module.exports = Sha224
- }
- if (nodeEnv) {
- __define(__module.exports, __require, __module);
- }
- else {
- __quick_compile_project__.registerModuleFunc(__filename, function () {
- __define(__module.exports, __require, __module);
- });
- }
- })();
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