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80 lines
1.9 KiB
80 lines
1.9 KiB
;(function (root, factory, undef) { |
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if (typeof exports === "object") { |
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// CommonJS |
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module.exports = exports = factory(require("./core"), require("./sha256")); |
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} |
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else if (typeof define === "function" && define.amd) { |
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// AMD |
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define(["./core", "./sha256"], factory); |
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} |
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else { |
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// Global (browser) |
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factory(root.CryptoJS); |
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} |
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}(this, function (CryptoJS) { |
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|
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(function () { |
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// Shortcuts |
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var C = CryptoJS; |
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var C_lib = C.lib; |
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var WordArray = C_lib.WordArray; |
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var C_algo = C.algo; |
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var SHA256 = C_algo.SHA256; |
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|
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/** |
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* SHA-224 hash algorithm. |
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*/ |
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var SHA224 = C_algo.SHA224 = SHA256.extend({ |
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_doReset: function () { |
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this._hash = new WordArray.init([ |
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0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, |
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0xffc00b31, 0x68581511, 0x64f98fa7, 0xbefa4fa4 |
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]); |
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}, |
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_doFinalize: function () { |
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var hash = SHA256._doFinalize.call(this); |
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hash.sigBytes -= 4; |
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return hash; |
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} |
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}); |
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/** |
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* Shortcut function to the hasher's object interface. |
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* |
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* @param {WordArray|string} message The message to hash. |
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* |
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* @return {WordArray} The hash. |
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* |
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* @static |
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* |
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* @example |
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* |
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* var hash = CryptoJS.SHA224('message'); |
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* var hash = CryptoJS.SHA224(wordArray); |
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*/ |
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C.SHA224 = SHA256._createHelper(SHA224); |
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|
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/** |
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* Shortcut function to the HMAC's object interface. |
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* |
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* @param {WordArray|string} message The message to hash. |
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* @param {WordArray|string} key The secret key. |
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* |
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* @return {WordArray} The HMAC. |
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* |
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* @static |
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* |
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* @example |
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* |
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* var hmac = CryptoJS.HmacSHA224(message, key); |
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*/ |
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C.HmacSHA224 = SHA256._createHmacHelper(SHA224); |
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}()); |
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return CryptoJS.SHA224; |
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})); |