JS小工具(hmac-sha1加密)

hmac-sha1.js

/*
CryptoJS v3.1.2
code.google.com/p/crypto-js
(c) 2009-2013 by Jeff Mott. All rights reserved.
code.google.com/p/crypto-js/wiki/License
*/
var CryptoJS = CryptoJS || function(g, l) {
  var e = {},
    d = e.lib = {},
    m = function() {},
    k = d.Base = {
      extend: function(a) {
        m.prototype = this;
        var c = new m;
        a && c.mixIn(a);
        c.hasOwnProperty("init") || (c.init = function() {
          c.$super.init.apply(this, arguments)
        });
        c.init.prototype = c;
        c.$super = this;
        return c
      },
      create: function() {
        var a = this.extend();
        a.init.apply(a, arguments);
        return a
      },
      init: function() {},
      mixIn: function(a) {
        for (var c in a) a.hasOwnProperty(c) && (this[c] = a[c]);
        a.hasOwnProperty("toString") && (this.toString = a.toString)
      },
      clone: function() {
        return this.init.prototype.extend(this)
      }
    },
    p = d.WordArray = k.extend({
      init: function(a, c) {
        a = this.words = a || [];
        this.sigBytes = c != l ? c : 4 * a.length
      },
      toString: function(a) {
        return (a || n).stringify(this)
      },
      concat: function(a) {
        var c = this.words,
          q = a.words,
          f = this.sigBytes;
        a = a.sigBytes;
        this.clamp();
        if (f % 4)
          for (var b = 0; b < a; b++) c[f + b >>> 2] |= (q[b >>> 2] >>> 24 - 8 * (b % 4) & 255) << 24 - 8 * ((f + b) % 4);
        else if (65535 < q.length)
          for (b = 0; b < a; b += 4) c[f + b >>> 2] = q[b >>> 2];
        else c.push.apply(c, q);
        this.sigBytes += a;
        return this
      },
      clamp: function() {
        var a = this.words,
          c = this.sigBytes;
        a[c >>> 2] &= 4294967295 <<
          32 - 8 * (c % 4);
        a.length = g.ceil(c / 4)
      },
      clone: function() {
        var a = k.clone.call(this);
        a.words = this.words.slice(0);
        return a
      },
      random: function(a) {
        for (var c = [], b = 0; b < a; b += 4) c.push(4294967296 * g.random() | 0);
        return new p.init(c, a)
      }
    }),
    b = e.enc = {},
    n = b.Hex = {
      stringify: function(a) {
        var c = a.words;
        a = a.sigBytes;
        for (var b = [], f = 0; f < a; f++) {
          var d = c[f >>> 2] >>> 24 - 8 * (f % 4) & 255;
          b.push((d >>> 4).toString(16));
          b.push((d & 15).toString(16))
        }
        return b.join("")
      },
      parse: function(a) {
        for (var c = a.length, b = [], f = 0; f < c; f += 2) b[f >>> 3] |= parseInt(a.substr(f,
          2), 16) << 24 - 4 * (f % 8);
        return new p.init(b, c / 2)
      }
    },
    j = b.Latin1 = {
      stringify: function(a) {
        var c = a.words;
        a = a.sigBytes;
        for (var b = [], f = 0; f < a; f++) b.push(String.fromCharCode(c[f >>> 2] >>> 24 - 8 * (f % 4) & 255));
        return b.join("")
      },
      parse: function(a) {
        for (var c = a.length, b = [], f = 0; f < c; f++) b[f >>> 2] |= (a.charCodeAt(f) & 255) << 24 - 8 * (f % 4);
        return new p.init(b, c)
      }
    },
    h = b.Utf8 = {
      stringify: function(a) {
        try {
          return decodeURIComponent(escape(j.stringify(a)))
        } catch (c) {
          throw Error("Malformed UTF-8 data");
        }
      },
      parse: function(a) {
        return j.parse(unescape(encodeURIComponent(a)))
      }
    },
    r = d.BufferedBlockAlgorithm = k.extend({
      reset: function() {
        this._data = new p.init;
        this._nDataBytes = 0
      },
      _append: function(a) {
        "string" == typeof a && (a = h.parse(a));
        this._data.concat(a);
        this._nDataBytes += a.sigBytes
      },
      _process: function(a) {
        var c = this._data,
          b = c.words,
          f = c.sigBytes,
          d = this.blockSize,
          e = f / (4 * d),
          e = a ? g.ceil(e) : g.max((e | 0) - this._minBufferSize, 0);
        a = e * d;
        f = g.min(4 * a, f);
        if (a) {
          for (var k = 0; k < a; k += d) this._doProcessBlock(b, k);
          k = b.splice(0, a);
          c.sigBytes -= f
        }
        return new p.init(k, f)
      },
      clone: function() {
        var a = k.clone.call(this);
        a._data = this._data.clone();
        return a
      },
      _minBufferSize: 0
    });
  d.Hasher = r.extend({
    cfg: k.extend(),
    init: function(a) {
      this.cfg = this.cfg.extend(a);
      this.reset()
    },
    reset: function() {
      r.reset.call(this);
      this._doReset()
    },
    update: function(a) {
      this._append(a);
      this._process();
      return this
    },
    finalize: function(a) {
      a && this._append(a);
      return this._doFinalize()
    },
    blockSize: 16,
    _createHelper: function(a) {
      return function(b, d) {
        return (new a.init(d)).finalize(b)
      }
    },
    _createHmacHelper: function(a) {
      return function(b, d) {
        return (new s.HMAC.init(a,
          d)).finalize(b)
      }
    }
  });
  var s = e.algo = {};
  return e
}(Math);
(function() {
  var g = CryptoJS,
    l = g.lib,
    e = l.WordArray,
    d = l.Hasher,
    m = [],
    l = g.algo.SHA1 = d.extend({
      _doReset: function() {
        this._hash = new e.init([1732584193, 4023233417, 2562383102, 271733878, 3285377520])
      },
      _doProcessBlock: function(d, e) {
        for (var b = this._hash.words, n = b[0], j = b[1], h = b[2], g = b[3], l = b[4], a = 0; 80 > a; a++) {
          if (16 > a) m[a] = d[e + a] | 0;
          else {
            var c = m[a - 3] ^ m[a - 8] ^ m[a - 14] ^ m[a - 16];
            m[a] = c << 1 | c >>> 31
          }
          c = (n << 5 | n >>> 27) + l + m[a];
          c = 20 > a ? c + ((j & h | ~j & g) + 1518500249) : 40 > a ? c + ((j ^ h ^ g) + 1859775393) : 60 > a ? c + ((j & h | j & g | h & g) - 1894007588) : c + ((j ^ h ^
            g) - 899497514);
          l = g;
          g = h;
          h = j << 30 | j >>> 2;
          j = n;
          n = c
        }
        b[0] = b[0] + n | 0;
        b[1] = b[1] + j | 0;
        b[2] = b[2] + h | 0;
        b[3] = b[3] + g | 0;
        b[4] = b[4] + l | 0
      },
      _doFinalize: function() {
        var d = this._data,
          e = d.words,
          b = 8 * this._nDataBytes,
          g = 8 * d.sigBytes;
        e[g >>> 5] |= 128 << 24 - g % 32;
        e[(g + 64 >>> 9 << 4) + 14] = Math.floor(b / 4294967296);
        e[(g + 64 >>> 9 << 4) + 15] = b;
        d.sigBytes = 4 * e.length;
        this._process();
        return this._hash
      },
      clone: function() {
        var e = d.clone.call(this);
        e._hash = this._hash.clone();
        return e
      }
    });
  g.SHA1 = d._createHelper(l);
  g.HmacSHA1 = d._createHmacHelper(l)
})();
(function() {
  var g = CryptoJS,
    l = g.enc.Utf8;
  g.algo.HMAC = g.lib.Base.extend({
    init: function(e, d) {
      e = this._hasher = new e.init;
      "string" == typeof d && (d = l.parse(d));
      var g = e.blockSize,
        k = 4 * g;
      d.sigBytes > k && (d = e.finalize(d));
      d.clamp();
      for (var p = this._oKey = d.clone(), b = this._iKey = d.clone(), n = p.words, j = b.words, h = 0; h < g; h++) n[h] ^= 1549556828, j[h] ^= 909522486;
      p.sigBytes = b.sigBytes = k;
      this.reset()
    },
    reset: function() {
      var e = this._hasher;
      e.reset();
      e.update(this._iKey)
    },
    update: function(e) {
      this._hasher.update(e);
      return this
    },
    finalize: function(e) {
      var d =
        this._hasher;
      e = d.finalize(e);
      d.reset();
      return d.finalize(this._oKey.clone().concat(e))
    }
  })
})();
module.exports=CryptoJS

 

你可能感兴趣的:(微信小程序)