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