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https://intersoftsolutions.com/assets/js-legacy/jquery.md5.js

js intersoftsolutions.com collected 2026-10-06 19:49:51 UTC 9,287 bytes, 230 lines download raw bytes

vendor: 9,085 bytes, lines 1-222
1	
2	/**
3	 * jQuery MD5 hash algorithm function
4	 * 
5	 * 	<code>
6	 * 		Calculate the md5 hash of a String 
7	 * 		String $.md5 ( String str )
8	 * 	</code>
9	 * 
10	 * Calculates the MD5 hash of str using the » RSA Data Security, Inc. MD5 Message-Digest Algorithm, and returns that hash. 
11	 * MD5 (Message-Digest algorithm 5) is a widely-used cryptographic hash function with a 128-bit hash value. MD5 has been employed in a wide variety of security applications, and is also commonly used to check the integrity of data. The generated hash is also non-reversable. Data cannot be retrieved from the message digest, the digest uniquely identifies the data.
12	 * MD5 was developed by Professor Ronald L. Rivest in 1994. Its 128 bit (16 byte) message digest makes it a faster implementation than SHA-1.
13	 * This script is used to process a variable length message into a fixed-length output of 128 bits using the MD5 algorithm. It is fully compatible with UTF-8 encoding. It is very useful when u want to transfer encrypted passwords over the internet. If you plan using UTF-8 encoding in your project don't forget to set the page encoding to UTF-8 (Content-Type meta tag). 
14	 * This function orginally get from the WebToolkit and rewrite for using as the jQuery plugin.
15	 * 
16	 * Example
17	 * 	Code
18	 * 		<code>
19	 * 			$.md5("I'm Persian."); 
20	 * 		</code>
21	 * 	Result
22	 * 		<code>
23	 * 			"b8c901d0f02223f9761016cfff9d68df"
24	 * 		</code>
25	 * 
26	 * @alias Muhammad Hussein Fattahizadeh < muhammad [AT] semnanweb [DOT] com >
27	 * @link http://www.semnanweb.com/jquery-plugin/md5.html
28	 * @see http://www.webtoolkit.info/
29	 * @license http://www.gnu.org/licenses/gpl.html [GNU General Public License]
30	 * @param {jQuery} {md5:function(string))
31	 * @return string
32	 */
33	
34	(function($){
35		
36		var rotateLeft = function(lValue, iShiftBits) {
37			return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
38		}
39		
40		var addUnsigned = function(lX, lY) {
41			var lX4, lY4, lX8, lY8, lResult;
42			lX8 = (lX & 0x80000000);
43			lY8 = (lY & 0x80000000);
44			lX4 = (lX & 0x40000000);
45			lY4 = (lY & 0x40000000);
46			lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
47			if (lX4 & lY4) return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
48			if (lX4 | lY4) {
49				if (lResult & 0x40000000) return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
50				else return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
51			} else {
52				return (lResult ^ lX8 ^ lY8);
53			}
54		}
55		
56		var F = function(x, y, z) {
57			return (x & y) | ((~ x) & z);
58		}
59		
60		var G = function(x, y, z) {
61			return (x & z) | (y & (~ z));
62		}
63		
64		var H = function(x, y, z) {
65			return (x ^ y ^ z);
66		}
67		
68		var I = function(x, y, z) {
69			return (y ^ (x | (~ z)));
70		}
71		
72		var FF = function(a, b, c, d, x, s, ac) {
73			a = addUnsigned(a, addUnsigned(addUnsigned(F(b, c, d), x), ac));
74			return addUnsigned(rotateLeft(a, s), b);
75		};
76		
77		var GG = function(a, b, c, d, x, s, ac) {
78			a = addUnsigned(a, addUnsigned(addUnsigned(G(b, c, d), x), ac));
79			return addUnsigned(rotateLeft(a, s), b);
80		};
81		
82		var HH = function(a, b, c, d, x, s, ac) {
83			a = addUnsigned(a, addUnsigned(addUnsigned(H(b, c, d), x), ac));
84			return addUnsigned(rotateLeft(a, s), b);
85		};
86		
87		var II = function(a, b, c, d, x, s, ac) {
88			a = addUnsigned(a, addUnsigned(addUnsigned(I(b, c, d), x), ac));
89			return addUnsigned(rotateLeft(a, s), b);
90		};
91		
92		var convertToWordArray = function(string) {
93			var lWordCount;
94			var lMessageLength = string.length;
95			var lNumberOfWordsTempOne = lMessageLength + 8;
96			var lNumberOfWordsTempTwo = (lNumberOfWordsTempOne - (lNumberOfWordsTempOne % 64)) / 64;
97			var lNumberOfWords = (lNumberOfWordsTempTwo + 1) * 16;
98			var lWordArray = Array(lNumberOfWords - 1);
99			var lBytePosition = 0;
100			var lByteCount = 0;
101			while (lByteCount < lMessageLength) {
102				lWordCount = (lByteCount - (lByteCount % 4)) / 4;
103				lBytePosition = (lByteCount % 4) * 8;
104				lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
105				lByteCount++;
106			}
107			lWordCount = (lByteCount - (lByteCount % 4)) / 4;
108			lBytePosition = (lByteCount % 4) * 8;
109			lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
110			lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
111			lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
112			return lWordArray;
113		};
114		
115		var wordToHex = function(lValue) {
116			var WordToHexValue = "", WordToHexValueTemp = "", lByte, lCount;
117			for (lCount = 0; lCount <= 3; lCount++) {
118				lByte = (lValue >>> (lCount * 8)) & 255;
119				WordToHexValueTemp = "0" + lByte.toString(16);
120				WordToHexValue = WordToHexValue + WordToHexValueTemp.substr(WordToHexValueTemp.length - 2, 2);
121			}
122			return WordToHexValue;
123		};
124		
125		var uTF8Encode = function(string) {
126			string = string.replace(/\x0d\x0a/g, "\x0a");
127			var output = "";
128			for (var n = 0; n < string.length; n++) {
129				var c = string.charCodeAt(n);
130				if (c < 128) {
131					output += String.fromCharCode(c);
132				} else if ((c > 127) && (c < 2048)) {
133					output += String.fromCharCode((c >> 6) | 192);
134					output += String.fromCharCode((c & 63) | 128);
135				} else {
136					output += String.fromCharCode((c >> 12) | 224);
137					output += String.fromCharCode(((c >> 6) & 63) | 128);
138					output += String.fromCharCode((c & 63) | 128);
139				}
140			}
141			return output;
142		};
143		
144		$.extend({
145			md5: function(string) {
146				var x = Array();
147				var k, AA, BB, CC, DD, a, b, c, d;
148				var S11=7, S12=12, S13=17, S14=22;
149				var S21=5, S22=9 , S23=14, S24=20;
150				var S31=4, S32=11, S33=16, S34=23;
151				var S41=6, S42=10, S43=15, S44=21;
152				string = uTF8Encode(string);
153				x = convertToWordArray(string);
154				a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
155				for (k = 0; k < x.length; k += 16) {
156					AA = a; BB = b; CC = c; DD = d;
157					a = FF(a, b, c, d, x[k+0],  S11, 0xD76AA478);
158					d = FF(d, a, b, c, x[k+1],  S12, 0xE8C7B756);
159					c = FF(c, d, a, b, x[k+2],  S13, 0x242070DB);
160					b = FF(b, c, d, a, x[k+3],  S14, 0xC1BDCEEE);
161					a = FF(a, b, c, d, x[k+4],  S11, 0xF57C0FAF);
162					d = FF(d, a, b, c, x[k+5],  S12, 0x4787C62A);
163					c = FF(c, d, a, b, x[k+6],  S13, 0xA8304613);
164					b = FF(b, c, d, a, x[k+7],  S14, 0xFD469501);
165					a = FF(a, b, c, d, x[k+8],  S11, 0x698098D8);
166					d = FF(d, a, b, c, x[k+9],  S12, 0x8B44F7AF);
167					c = FF(c, d, a, b, x[k+10], S13, 0xFFFF5BB1);
168					b = FF(b, c, d, a, x[k+11], S14, 0x895CD7BE);
169					a = FF(a, b, c, d, x[k+12], S11, 0x6B901122);
170					d = FF(d, a, b, c, x[k+13], S12, 0xFD987193);
171					c = FF(c, d, a, b, x[k+14], S13, 0xA679438E);
172					b = FF(b, c, d, a, x[k+15], S14, 0x49B40821);
173					a = GG(a, b, c, d, x[k+1],  S21, 0xF61E2562);
174					d = GG(d, a, b, c, x[k+6],  S22, 0xC040B340);
175					c = GG(c, d, a, b, x[k+11], S23, 0x265E5A51);
176					b = GG(b, c, d, a, x[k+0],  S24, 0xE9B6C7AA);
177					a = GG(a, b, c, d, x[k+5],  S21, 0xD62F105D);
178					d = GG(d, a, b, c, x[k+10], S22, 0x2441453);
179					c = GG(c, d, a, b, x[k+15], S23, 0xD8A1E681);
180					b = GG(b, c, d, a, x[k+4],  S24, 0xE7D3FBC8);
181					a = GG(a, b, c, d, x[k+9],  S21, 0x21E1CDE6);
182					d = GG(d, a, b, c, x[k+14], S22, 0xC33707D6);
183					c = GG(c, d, a, b, x[k+3],  S23, 0xF4D50D87);
184					b = GG(b, c, d, a, x[k+8],  S24, 0x455A14ED);
185					a = GG(a, b, c, d, x[k+13], S21, 0xA9E3E905);
186					d = GG(d, a, b, c, x[k+2],  S22, 0xFCEFA3F8);
187					c = GG(c, d, a, b, x[k+7],  S23, 0x676F02D9);
188					b = GG(b, c, d, a, x[k+12], S24, 0x8D2A4C8A);
189					a = HH(a, b, c, d, x[k+5],  S31, 0xFFFA3942);
190					d = HH(d, a, b, c, x[k+8],  S32, 0x8771F681);
191					c = HH(c, d, a, b, x[k+11], S33, 0x6D9D6122);
192					b = HH(b, c, d, a, x[k+14], S34, 0xFDE5380C);
193					a = HH(a, b, c, d, x[k+1],  S31, 0xA4BEEA44);
194					d = HH(d, a, b, c, x[k+4],  S32, 0x4BDECFA9);
195					c = HH(c, d, a, b, x[k+7],  S33, 0xF6BB4B60);
196					b = HH(b, c, d, a, x[k+10], S34, 0xBEBFBC70);
197					a = HH(a, b, c, d, x[k+13], S31, 0x289B7EC6);
198					d = HH(d, a, b, c, x[k+0],  S32, 0xEAA127FA);
199					c = HH(c, d, a, b, x[k+3],  S33, 0xD4EF3085);
200					b = HH(b, c, d, a, x[k+6],  S34, 0x4881D05);
201					a = HH(a, b, c, d, x[k+9],  S31, 0xD9D4D039);
202					d = HH(d, a, b, c, x[k+12], S32, 0xE6DB99E5);
203					c = HH(c, d, a, b, x[k+15], S33, 0x1FA27CF8);
204					b = HH(b, c, d, a, x[k+2],  S34, 0xC4AC5665);
205					a = II(a, b, c, d, x[k+0],  S41, 0xF4292244);
206					d = II(d, a, b, c, x[k+7],  S42, 0x432AFF97);
207					c = II(c, d, a, b, x[k+14], S43, 0xAB9423A7);
208					b = II(b, c, d, a, x[k+5],  S44, 0xFC93A039);
209					a = II(a, b, c, d, x[k+12], S41, 0x655B59C3);
210					d = II(d, a, b, c, x[k+3],  S42, 0x8F0CCC92);
211					c = II(c, d, a, b, x[k+10], S43, 0xFFEFF47D);
212					b = II(b, c, d, a, x[k+1],  S44, 0x85845DD1);
213					a = II(a, b, c, d, x[k+8],  S41, 0x6FA87E4F);
214					d = II(d, a, b, c, x[k+15], S42, 0xFE2CE6E0);
215					c = II(c, d, a, b, x[k+6],  S43, 0xA3014314);
216					b = II(b, c, d, a, x[k+13], S44, 0x4E0811A1);
217					a = II(a, b, c, d, x[k+4],  S41, 0xF7537E82);
218					d = II(d, a, b, c, x[k+11], S42, 0xBD3AF235);
219					c = II(c, d, a, b, x[k+2],  S43, 0x2AD7D2BB);
220					b = II(b, c, d, a, x[k+9],  S44, 0xEB86D391);
221					a = addUnsigned(a, AA);
222					b = addUnsigned(b, BB);
223					c = addUnsigned(c, CC);
224					d = addUnsigned(d, DD);
225				}
226				var tempValue = wordToHex(a) + wordToHex(b) + wordToHex(c) + wordToHex(d);
227				return tempValue.toLowerCase();
228			}
229		});
230	})(jQuery);

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