source: imaps-frontend/node_modules/uuid/dist/esm-browser/md5.js

main
Last change on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 3 days ago

F4 Finalna Verzija

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File size: 5.6 KB
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1function md5(bytes) {
2 const words = uint8ToUint32(bytes);
3 const md5Bytes = wordsToMd5(words, bytes.length * 8);
4 return uint32ToUint8(md5Bytes);
5}
6function uint32ToUint8(input) {
7 const bytes = new Uint8Array(input.length * 4);
8 for (let i = 0; i < input.length * 4; i++) {
9 bytes[i] = (input[i >> 2] >>> ((i % 4) * 8)) & 0xff;
10 }
11 return bytes;
12}
13function getOutputLength(inputLength8) {
14 return (((inputLength8 + 64) >>> 9) << 4) + 14 + 1;
15}
16function wordsToMd5(x, len) {
17 const xpad = new Uint32Array(getOutputLength(len)).fill(0);
18 xpad.set(x);
19 xpad[len >> 5] |= 0x80 << len % 32;
20 xpad[xpad.length - 1] = len;
21 x = xpad;
22 let a = 1732584193;
23 let b = -271733879;
24 let c = -1732584194;
25 let d = 271733878;
26 for (let i = 0; i < x.length; i += 16) {
27 const olda = a;
28 const oldb = b;
29 const oldc = c;
30 const oldd = d;
31 a = md5ff(a, b, c, d, x[i], 7, -680876936);
32 d = md5ff(d, a, b, c, x[i + 1], 12, -389564586);
33 c = md5ff(c, d, a, b, x[i + 2], 17, 606105819);
34 b = md5ff(b, c, d, a, x[i + 3], 22, -1044525330);
35 a = md5ff(a, b, c, d, x[i + 4], 7, -176418897);
36 d = md5ff(d, a, b, c, x[i + 5], 12, 1200080426);
37 c = md5ff(c, d, a, b, x[i + 6], 17, -1473231341);
38 b = md5ff(b, c, d, a, x[i + 7], 22, -45705983);
39 a = md5ff(a, b, c, d, x[i + 8], 7, 1770035416);
40 d = md5ff(d, a, b, c, x[i + 9], 12, -1958414417);
41 c = md5ff(c, d, a, b, x[i + 10], 17, -42063);
42 b = md5ff(b, c, d, a, x[i + 11], 22, -1990404162);
43 a = md5ff(a, b, c, d, x[i + 12], 7, 1804603682);
44 d = md5ff(d, a, b, c, x[i + 13], 12, -40341101);
45 c = md5ff(c, d, a, b, x[i + 14], 17, -1502002290);
46 b = md5ff(b, c, d, a, x[i + 15], 22, 1236535329);
47 a = md5gg(a, b, c, d, x[i + 1], 5, -165796510);
48 d = md5gg(d, a, b, c, x[i + 6], 9, -1069501632);
49 c = md5gg(c, d, a, b, x[i + 11], 14, 643717713);
50 b = md5gg(b, c, d, a, x[i], 20, -373897302);
51 a = md5gg(a, b, c, d, x[i + 5], 5, -701558691);
52 d = md5gg(d, a, b, c, x[i + 10], 9, 38016083);
53 c = md5gg(c, d, a, b, x[i + 15], 14, -660478335);
54 b = md5gg(b, c, d, a, x[i + 4], 20, -405537848);
55 a = md5gg(a, b, c, d, x[i + 9], 5, 568446438);
56 d = md5gg(d, a, b, c, x[i + 14], 9, -1019803690);
57 c = md5gg(c, d, a, b, x[i + 3], 14, -187363961);
58 b = md5gg(b, c, d, a, x[i + 8], 20, 1163531501);
59 a = md5gg(a, b, c, d, x[i + 13], 5, -1444681467);
60 d = md5gg(d, a, b, c, x[i + 2], 9, -51403784);
61 c = md5gg(c, d, a, b, x[i + 7], 14, 1735328473);
62 b = md5gg(b, c, d, a, x[i + 12], 20, -1926607734);
63 a = md5hh(a, b, c, d, x[i + 5], 4, -378558);
64 d = md5hh(d, a, b, c, x[i + 8], 11, -2022574463);
65 c = md5hh(c, d, a, b, x[i + 11], 16, 1839030562);
66 b = md5hh(b, c, d, a, x[i + 14], 23, -35309556);
67 a = md5hh(a, b, c, d, x[i + 1], 4, -1530992060);
68 d = md5hh(d, a, b, c, x[i + 4], 11, 1272893353);
69 c = md5hh(c, d, a, b, x[i + 7], 16, -155497632);
70 b = md5hh(b, c, d, a, x[i + 10], 23, -1094730640);
71 a = md5hh(a, b, c, d, x[i + 13], 4, 681279174);
72 d = md5hh(d, a, b, c, x[i], 11, -358537222);
73 c = md5hh(c, d, a, b, x[i + 3], 16, -722521979);
74 b = md5hh(b, c, d, a, x[i + 6], 23, 76029189);
75 a = md5hh(a, b, c, d, x[i + 9], 4, -640364487);
76 d = md5hh(d, a, b, c, x[i + 12], 11, -421815835);
77 c = md5hh(c, d, a, b, x[i + 15], 16, 530742520);
78 b = md5hh(b, c, d, a, x[i + 2], 23, -995338651);
79 a = md5ii(a, b, c, d, x[i], 6, -198630844);
80 d = md5ii(d, a, b, c, x[i + 7], 10, 1126891415);
81 c = md5ii(c, d, a, b, x[i + 14], 15, -1416354905);
82 b = md5ii(b, c, d, a, x[i + 5], 21, -57434055);
83 a = md5ii(a, b, c, d, x[i + 12], 6, 1700485571);
84 d = md5ii(d, a, b, c, x[i + 3], 10, -1894986606);
85 c = md5ii(c, d, a, b, x[i + 10], 15, -1051523);
86 b = md5ii(b, c, d, a, x[i + 1], 21, -2054922799);
87 a = md5ii(a, b, c, d, x[i + 8], 6, 1873313359);
88 d = md5ii(d, a, b, c, x[i + 15], 10, -30611744);
89 c = md5ii(c, d, a, b, x[i + 6], 15, -1560198380);
90 b = md5ii(b, c, d, a, x[i + 13], 21, 1309151649);
91 a = md5ii(a, b, c, d, x[i + 4], 6, -145523070);
92 d = md5ii(d, a, b, c, x[i + 11], 10, -1120210379);
93 c = md5ii(c, d, a, b, x[i + 2], 15, 718787259);
94 b = md5ii(b, c, d, a, x[i + 9], 21, -343485551);
95 a = safeAdd(a, olda);
96 b = safeAdd(b, oldb);
97 c = safeAdd(c, oldc);
98 d = safeAdd(d, oldd);
99 }
100 return Uint32Array.of(a, b, c, d);
101}
102function uint8ToUint32(input) {
103 if (input.length === 0) {
104 return new Uint32Array();
105 }
106 const output = new Uint32Array(getOutputLength(input.length * 8)).fill(0);
107 for (let i = 0; i < input.length; i++) {
108 output[i >> 2] |= (input[i] & 0xff) << ((i % 4) * 8);
109 }
110 return output;
111}
112function safeAdd(x, y) {
113 const lsw = (x & 0xffff) + (y & 0xffff);
114 const msw = (x >> 16) + (y >> 16) + (lsw >> 16);
115 return (msw << 16) | (lsw & 0xffff);
116}
117function bitRotateLeft(num, cnt) {
118 return (num << cnt) | (num >>> (32 - cnt));
119}
120function md5cmn(q, a, b, x, s, t) {
121 return safeAdd(bitRotateLeft(safeAdd(safeAdd(a, q), safeAdd(x, t)), s), b);
122}
123function md5ff(a, b, c, d, x, s, t) {
124 return md5cmn((b & c) | (~b & d), a, b, x, s, t);
125}
126function md5gg(a, b, c, d, x, s, t) {
127 return md5cmn((b & d) | (c & ~d), a, b, x, s, t);
128}
129function md5hh(a, b, c, d, x, s, t) {
130 return md5cmn(b ^ c ^ d, a, b, x, s, t);
131}
132function md5ii(a, b, c, d, x, s, t) {
133 return md5cmn(c ^ (b | ~d), a, b, x, s, t);
134}
135export default md5;
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