mirror of
https://github.com/unanmed/HumanBreak.git
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216 lines
7.4 KiB
TypeScript
216 lines
7.4 KiB
TypeScript
const hexcase = 0; /* hex output format. 0 - lowercase; 1 - uppercase */
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const chrsz = 8; /* bits per input character. 8 - ASCII; 16 - Unicode */
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// ---------- md5码
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/*
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* * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
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* * Digest Algorithm, as defined in RFC 1321.
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* * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
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* * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
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* * Distributed under the BSD License
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* * See http://pajhome.org.uk/crypt/md5 for more info.
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* */
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/*
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* * Configurable letiables. You may need to tweak these to be compatible with
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* * the server-side, but the defaults work in most cases.
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* */
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/*
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* * These are the functions you'll usually want to call
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* * They take string arguments and return either hex or base-64 encoded strings
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* */
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export function hex_md5(s: string) {
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return binl2hex(core_md5(str2binl(s), s.length * chrsz));
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}
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/*
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* * Calculate the MD5 of an array of little-endian words, and a bit length
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* */
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function core_md5(x: any[], len: number) {
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/* append padding */
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x[len >> 5] |= 0x80 << len % 32;
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x[(((len + 64) >>> 9) << 4) + 14] = len;
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let a = 1732584193;
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let b = -271733879;
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let c = -1732584194;
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let d = 271733878;
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for (let i = 0; i < x.length; i += 16) {
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const olda = a;
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const oldb = b;
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const oldc = c;
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const oldd = d;
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a = md5_ff(a, b, c, d, x[i + 0], 7, -680876936);
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d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);
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c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);
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b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);
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a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);
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d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);
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c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);
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b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);
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a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);
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d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);
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c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);
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b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);
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a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);
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d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);
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c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);
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b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);
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a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);
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d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);
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c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);
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b = md5_gg(b, c, d, a, x[i + 0], 20, -373897302);
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a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);
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d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);
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c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);
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b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);
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a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);
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d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);
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c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);
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b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);
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a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);
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d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);
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c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);
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b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);
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a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);
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d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);
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c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);
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b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);
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a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);
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d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);
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c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);
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b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);
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a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);
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d = md5_hh(d, a, b, c, x[i + 0], 11, -358537222);
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c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);
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b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);
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a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);
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d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);
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c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);
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b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);
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a = md5_ii(a, b, c, d, x[i + 0], 6, -198630844);
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d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);
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c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);
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b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);
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a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);
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d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);
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c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);
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b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);
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a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);
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d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);
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c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);
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b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);
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a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);
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d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);
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c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);
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b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);
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a = safe_add(a, olda);
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b = safe_add(b, oldb);
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c = safe_add(c, oldc);
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d = safe_add(d, oldd);
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}
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return Array(a, b, c, d);
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}
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/*
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* * These functions implement the four basic operations the algorithm uses.
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* */
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function md5_cmn(q: number, a: any, b: any, x: any, s: any, t: any) {
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return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);
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}
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function md5_ff(
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a: number,
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b: number,
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c: number,
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d: number,
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x: any,
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s: number,
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t: number
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) {
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return md5_cmn((b & c) | (~b & d), a, b, x, s, t);
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}
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function md5_gg(
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a: number,
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b: number,
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c: number,
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d: number,
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x: any,
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s: number,
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t: number
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) {
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return md5_cmn((b & d) | (c & ~d), a, b, x, s, t);
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}
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function md5_hh(
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a: number,
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b: number,
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c: number,
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d: number,
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x: any,
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s: number,
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t: number
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) {
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return md5_cmn(b ^ c ^ d, a, b, x, s, t);
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}
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function md5_ii(
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a: number,
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b: number,
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c: number,
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d: number,
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x: any,
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s: number,
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t: number
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) {
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return md5_cmn(c ^ (b | ~d), a, b, x, s, t);
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}
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/*
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* * Add integers, wrapping at 2^32. This uses 16-bit operations internally
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* * to work around bugs in some JS interpreters.
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* */
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function safe_add(x: number, y: number) {
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const lsw = (x & 0xffff) + (y & 0xffff);
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const msw = (x >> 16) + (y >> 16) + (lsw >> 16);
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return (msw << 16) | (lsw & 0xffff);
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}
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/*
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* * Bitwise rotate a 32-bit number to the left.
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* */
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function bit_rol(num: number, cnt: number) {
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return (num << cnt) | (num >>> (32 - cnt));
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}
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/*
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* * Convert a string to an array of little-endian words
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* * If chrsz is ASCII, characters >255 have their hi-byte silently ignored.
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* */
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function str2binl(str: string) {
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let bin = Array();
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let mask = (1 << chrsz) - 1;
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for (let i = 0; i < str.length * chrsz; i += chrsz)
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bin[i >> 5] |= (str.charCodeAt(i / chrsz) & mask) << i % 32;
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return bin;
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}
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/*
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* * Convert an array of little-endian words to a hex string.
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* */
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function binl2hex(binarray: string | any[]) {
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let hex_tab = hexcase ? '0123456789ABCDEF' : '0123456789abcdef';
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let str = '';
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for (let i = 0; i < binarray.length * 4; i++) {
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str +=
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hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8 + 4)) & 0xf) +
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hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8)) & 0xf);
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}
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return str;
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}
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