MD5加密JS排序

/*
 * JavaScript MD5
 * https://github.com/blueimp/JavaScript-MD5
 *
 * Copyright 2011, Sebastian Tschan
 * https://blueimp.net
 *
 * Licensed under the MIT license:
 * https://opensource.org/licenses/MIT
 *
 * Based on
 * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
 * Digest Algorithm, as defined in RFC 1321.
 * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
 * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
 * Distributed under the BSD License
 * See http://pajhome.org.uk/crypt/md5 for more info.
 */

/* global define */
let md5 = (function ($) {
  "use strict";

  /*
   * Add integers, wrapping at 2^32. This uses 16-bit operations internally
   * to work around bugs in some JS interpreters.
   */
  function safeAdd(x, y) {
    var lsw = (x & 0xffff) + (y & 0xffff);
    var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
    return (msw << 16) | (lsw & 0xffff);
  }

  /*
   * Bitwise rotate a 32-bit number to the left.
   */
  function bitRotateLeft(num, cnt) {
    return (num << cnt) | (num >>> (32 - cnt));
  }

  /*
   * These functions implement the four basic operations the algorithm uses.
   */
  function md5cmn(q, a, b, x, s, t) {
    return safeAdd(bitRotateLeft(safeAdd(safeAdd(a, q), safeAdd(x, t)), s), b);
  }
  function md5ff(a, b, c, d, x, s, t) {
    return md5cmn((b & c) | (~b & d), a, b, x, s, t);
  }
  function md5gg(a, b, c, d, x, s, t) {
    return md5cmn((b & d) | (c & ~d), a, b, x, s, t);
  }
  function md5hh(a, b, c, d, x, s, t) {
    return md5cmn(b ^ c ^ d, a, b, x, s, t);
  }
  function md5ii(a, b, c, d, x, s, t) {
    return md5cmn(c ^ (b | ~d), a, b, x, s, t);
  }

  /*
   * Calculate the MD5 of an array of little-endian words, and a bit length.
   */
  function binlMD5(x, len) {
    /* append padding */
    x[len >> 5] |= 0x80 << len % 32;
    x[(((len + 64) >>> 9) << 4) + 14] = len;

    var i;
    var olda;
    var oldb;
    var oldc;
    var oldd;
    var a = 1732584193;
    var b = -271733879;
    var c = -1732584194;
    var d = 271733878;

    for (i = 0; i < x.length; i += 16) {
      olda = a;
      oldb = b;
      oldc = c;
      oldd = d;

      a = md5ff(a, b, c, d, x[i], 7, -680876936);
      d = md5ff(d, a, b, c, x[i + 1], 12, -389564586);
      c = md5ff(c, d, a, b, x[i + 2], 17, 606105819);
      b = md5ff(b, c, d, a, x[i + 3], 22, -1044525330);
      a = md5ff(a, b, c, d, x[i + 4], 7, -176418897);
      d = md5ff(d, a, b, c, x[i + 5], 12, 1200080426);
      c = md5ff(c, d, a, b, x[i + 6], 17, -1473231341);
      b = md5ff(b, c, d, a, x[i + 7], 22, -45705983);
      a = md5ff(a, b, c, d, x[i + 8], 7, 1770035416);
      d = md5ff(d, a, b, c, x[i + 9], 12, -1958414417);
      c = md5ff(c, d, a, b, x[i + 10], 17, -42063);
      b = md5ff(b, c, d, a, x[i + 11], 22, -1990404162);
      a = md5ff(a, b, c, d, x[i + 12], 7, 1804603682);
      d = md5ff(d, a, b, c, x[i + 13], 12, -40341101);
      c = md5ff(c, d, a, b, x[i + 14], 17, -1502002290);
      b = md5ff(b, c, d, a, x[i + 15], 22, 1236535329);

      a = md5gg(a, b, c, d, x[i + 1], 5, -165796510);
      d = md5gg(d, a, b, c, x[i + 6], 9, -1069501632);
      c = md5gg(c, d, a, b, x[i + 11], 14, 643717713);
      b = md5gg(b, c, d, a, x[i], 20, -373897302);
      a = md5gg(a, b, c, d, x[i + 5], 5, -701558691);
      d = md5gg(d, a, b, c, x[i + 10], 9, 38016083);
      c = md5gg(c, d, a, b, x[i + 15], 14, -660478335);
      b = md5gg(b, c, d, a, x[i + 4], 20, -405537848);
      a = md5gg(a, b, c, d, x[i + 9], 5, 568446438);
      d = md5gg(d, a, b, c, x[i + 14], 9, -1019803690);
      c = md5gg(c, d, a, b, x[i + 3], 14, -187363961);
      b = md5gg(b, c, d, a, x[i + 8], 20, 1163531501);
      a = md5gg(a, b, c, d, x[i + 13], 5, -1444681467);
      d = md5gg(d, a, b, c, x[i + 2], 9, -51403784);
      c = md5gg(c, d, a, b, x[i + 7], 14, 1735328473);
      b = md5gg(b, c, d, a, x[i + 12], 20, -1926607734);

      a = md5hh(a, b, c, d, x[i + 5], 4, -378558);
      d = md5hh(d, a, b, c, x[i + 8], 11, -2022574463);
      c = md5hh(c, d, a, b, x[i + 11], 16, 1839030562);
      b = md5hh(b, c, d, a, x[i + 14], 23, -35309556);
      a = md5hh(a, b, c, d, x[i + 1], 4, -1530992060);
      d = md5hh(d, a, b, c, x[i + 4], 11, 1272893353);
      c = md5hh(c, d, a, b, x[i + 7], 16, -155497632);
      b = md5hh(b, c, d, a, x[i + 10], 23, -1094730640);
      a = md5hh(a, b, c, d, x[i + 13], 4, 681279174);
      d = md5hh(d, a, b, c, x[i], 11, -358537222);
      c = md5hh(c, d, a, b, x[i + 3], 16, -722521979);
      b = md5hh(b, c, d, a, x[i + 6], 23, 76029189);
      a = md5hh(a, b, c, d, x[i + 9], 4, -640364487);
      d = md5hh(d, a, b, c, x[i + 12], 11, -421815835);
      c = md5hh(c, d, a, b, x[i + 15], 16, 530742520);
      b = md5hh(b, c, d, a, x[i + 2], 23, -995338651);

      a = md5ii(a, b, c, d, x[i], 6, -198630844);
      d = md5ii(d, a, b, c, x[i + 7], 10, 1126891415);
      c = md5ii(c, d, a, b, x[i + 14], 15, -1416354905);
      b = md5ii(b, c, d, a, x[i + 5], 21, -57434055);
      a = md5ii(a, b, c, d, x[i + 12], 6, 1700485571);
      d = md5ii(d, a, b, c, x[i + 3], 10, -1894986606);
      c = md5ii(c, d, a, b, x[i + 10], 15, -1051523);
      b = md5ii(b, c, d, a, x[i + 1], 21, -2054922799);
      a = md5ii(a, b, c, d, x[i + 8], 6, 1873313359);
      d = md5ii(d, a, b, c, x[i + 15], 10, -30611744);
      c = md5ii(c, d, a, b, x[i + 6], 15, -1560198380);
      b = md5ii(b, c, d, a, x[i + 13], 21, 1309151649);
      a = md5ii(a, b, c, d, x[i + 4], 6, -145523070);
      d = md5ii(d, a, b, c, x[i + 11], 10, -1120210379);
      c = md5ii(c, d, a, b, x[i + 2], 15, 718787259);
      b = md5ii(b, c, d, a, x[i + 9], 21, -343485551);

      a = safeAdd(a, olda);
      b = safeAdd(b, oldb);
      c = safeAdd(c, oldc);
      d = safeAdd(d, oldd);
    }
    return [a, b, c, d];
  }

  /*
   * Convert an array of little-endian words to a string
   */
  function binl2rstr(input) {
    var i;
    var output = "";
    var length32 = input.length * 32;
    for (i = 0; i < length32; i += 8) {
      output += String.fromCharCode((input[i >> 5] >>> i % 32) & 0xff);
    }
    return output;
  }

  /*
   * Convert a raw string to an array of little-endian words
   * Characters >255 have their high-byte silently ignored.
   */
  function rstr2binl(input) {
    var i;
    var output = [];
    output[(input.length >> 2) - 1] = undefined;
    for (i = 0; i < output.length; i += 1) {
      output[i] = 0;
    }
    var length8 = input.length * 8;
    for (i = 0; i < length8; i += 8) {
      output[i >> 5] |= (input.charCodeAt(i / 8) & 0xff) << i % 32;
    }
    return output;
  }

  /*
   * Calculate the MD5 of a raw string
   */
  function rstrMD5(s) {
    return binl2rstr(binlMD5(rstr2binl(s), s.length * 8));
  }

  /*
   * Calculate the HMAC-MD5, of a key and some data (raw strings)
   */
  function rstrHMACMD5(key, data) {
    var i;
    var bkey = rstr2binl(key);
    var ipad = [];
    var opad = [];
    var hash;
    ipad[15] = opad[15] = undefined;
    if (bkey.length > 16) {
      bkey = binlMD5(bkey, key.length * 8);
    }
    for (i = 0; i < 16; i += 1) {
      ipad[i] = bkey[i] ^ 0x36363636;
      opad[i] = bkey[i] ^ 0x5c5c5c5c;
    }
    hash = binlMD5(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
    return binl2rstr(binlMD5(opad.concat(hash), 512 + 128));
  }

  /*
   * Convert a raw string to a hex string
   */
  function rstr2hex(input) {
    var hexTab = "0123456789abcdef";
    var output = "";
    var x;
    var i;
    for (i = 0; i < input.length; i += 1) {
      x = input.charCodeAt(i);
      output += hexTab.charAt((x >>> 4) & 0x0f) + hexTab.charAt(x & 0x0f);
    }
    return output;
  }

  /*
   * Encode a string as utf-8
   */
  function str2rstrUTF8(input) {
    return unescape(encodeURIComponent(input));
  }

  /*
   * Take string arguments and return either raw or hex encoded strings
   */
  function rawMD5(s) {
    return rstrMD5(str2rstrUTF8(s));
  }
  function hexMD5(s) {
    return rstr2hex(rawMD5(s));
  }
  function rawHMACMD5(k, d) {
    return rstrHMACMD5(str2rstrUTF8(k), str2rstrUTF8(d));
  }
  function hexHMACMD5(k, d) {
    return rstr2hex(rawHMACMD5(k, d));
  }

  function md5(string, key, raw) {
    if (!key) {
      if (!raw) {
        return hexMD5(string);
      }
      return rawMD5(string);
    }
    if (!raw) {
      return hexHMACMD5(key, string);
    }
    return rawHMACMD5(key, string);
  }

  if (typeof define === "function" && define.amd) {
    define(function () {
      return md5;
    });
  } else if (typeof module === "object" && module.exports) {
    module.exports = md5;
  } else {
    $.md5 = md5;
  }
})(this);
export default md5;