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小程序AES-CBC加解密

小程序AES-CBC加解密

作者: iStudyBoy | 来源:发表于2020-03-28 21:28 被阅读0次

    新建aes.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(u, p) {
      var d = {},
        l = d.lib = {},
        s = function() {},
        t = l.Base = {
          extend: function(a) {
            s.prototype = this;
            var c = new s;
            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)
          }
        },
        r = l.WordArray = t.extend({
          init: function(a, c) {
            a = this.words = a || [];
            this.sigBytes = c != p ? c : 4 * a.length
          },
          toString: function(a) {
            return (a || v).stringify(this)
          },
          concat: function(a) {
            var c = this.words,
              e = a.words,
              j = this.sigBytes;
            a = a.sigBytes;
            this.clamp();
            if (j % 4)
              for (var k = 0; k < a; k++) c[j + k >>> 2] |= (e[k >>> 2] >>> 24 - 8 * (k % 4) & 255) << 24 - 8 * ((j + k) % 4);
            else if (65535 < e.length)
              for (k = 0; k < a; k += 4) c[j + k >>> 2] = e[k >>> 2];
            else c.push.apply(c, e);
            this.sigBytes += a;
            return this
          },
          clamp: function() {
            var a = this.words,
              c = this.sigBytes;
            a[c >>> 2] &= 4294967295 <<
              32 - 8 * (c % 4);
            a.length = u.ceil(c / 4)
          },
          clone: function() {
            var a = t.clone.call(this);
            a.words = this.words.slice(0);
            return a
          },
          random: function(a) {
            for (var c = [], e = 0; e < a; e += 4) c.push(4294967296 * u.random() | 0);
            return new r.init(c, a)
          }
        }),
        w = d.enc = {},
        v = w.Hex = {
          stringify: function(a) {
            var c = a.words;
            a = a.sigBytes;
            for (var e = [], j = 0; j < a; j++) {
              var k = c[j >>> 2] >>> 24 - 8 * (j % 4) & 255;
              e.push((k >>> 4).toString(16));
              e.push((k & 15).toString(16))
            }
            return e.join("")
          },
          parse: function(a) {
            for (var c = a.length, e = [], j = 0; j < c; j += 2) e[j >>> 3] |= parseInt(a.substr(j,
              2), 16) << 24 - 4 * (j % 8);
            return new r.init(e, c / 2)
          }
        },
        b = w.Latin1 = {
          stringify: function(a) {
            var c = a.words;
            a = a.sigBytes;
            for (var e = [], j = 0; j < a; j++) e.push(String.fromCharCode(c[j >>> 2] >>> 24 - 8 * (j % 4) & 255));
            return e.join("")
          },
          parse: function(a) {
            for (var c = a.length, e = [], j = 0; j < c; j++) e[j >>> 2] |= (a.charCodeAt(j) & 255) << 24 - 8 * (j % 4);
            return new r.init(e, c)
          }
        },
        x = w.Utf8 = {
          stringify: function(a) {
            try {
              return decodeURIComponent(escape(b.stringify(a)))
            } catch (c) {
              throw Error("Malformed UTF-8 data");
            }
          },
          parse: function(a) {
            return b.parse(unescape(encodeURIComponent(a)))
          }
        },
        q = l.BufferedBlockAlgorithm = t.extend({
          reset: function() {
            this._data = new r.init;
            this._nDataBytes = 0
          },
          _append: function(a) {
            "string" == typeof a && (a = x.parse(a));
            this._data.concat(a);
            this._nDataBytes += a.sigBytes
          },
          _process: function(a) {
            var c = this._data,
              e = c.words,
              j = c.sigBytes,
              k = this.blockSize,
              b = j / (4 * k),
              b = a ? u.ceil(b) : u.max((b | 0) - this._minBufferSize, 0);
            a = b * k;
            j = u.min(4 * a, j);
            if (a) {
              for (var q = 0; q < a; q += k) this._doProcessBlock(e, q);
              q = e.splice(0, a);
              c.sigBytes -= j
            }
            return new r.init(q, j)
          },
          clone: function() {
            var a = t.clone.call(this);
            a._data = this._data.clone();
            return a
          },
          _minBufferSize: 0
        });
      l.Hasher = q.extend({
        cfg: t.extend(),
        init: function(a) {
          this.cfg = this.cfg.extend(a);
          this.reset()
        },
        reset: function() {
          q.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, e) {
            return (new a.init(e)).finalize(b)
          }
        },
        _createHmacHelper: function(a) {
          return function(b, e) {
            return (new n.HMAC.init(a,
              e)).finalize(b)
          }
        }
      });
      var n = d.algo = {};
      return d
    }(Math);
    (function() {
      var u = CryptoJS,
        p = u.lib.WordArray;
      u.enc.Base64 = {
        stringify: function(d) {
          var l = d.words,
            p = d.sigBytes,
            t = this._map;
          d.clamp();
          d = [];
          for (var r = 0; r < p; r += 3)
            for (var w = (l[r >>> 2] >>> 24 - 8 * (r % 4) & 255) << 16 | (l[r + 1 >>> 2] >>> 24 - 8 * ((r + 1) % 4) & 255) << 8 | l[r + 2 >>> 2] >>> 24 - 8 * ((r + 2) % 4) & 255, v = 0; 4 > v && r + 0.75 * v < p; v++) d.push(t.charAt(w >>> 6 * (3 - v) & 63));
          if (l = t.charAt(64))
            for (; d.length % 4;) d.push(l);
          return d.join("")
        },
        parse: function(d) {
          var l = d.length,
            s = this._map,
            t = s.charAt(64);
          t && (t = d.indexOf(t), -1 != t && (l = t));
          for (var t = [], r = 0, w = 0; w <
            l; w++)
            if (w % 4) {
              var v = s.indexOf(d.charAt(w - 1)) << 2 * (w % 4),
                b = s.indexOf(d.charAt(w)) >>> 6 - 2 * (w % 4);
              t[r >>> 2] |= (v | b) << 24 - 8 * (r % 4);
              r++
            }
          return p.create(t, r)
        },
        _map: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="
      }
    })();
    (function(u) {
      function p(b, n, a, c, e, j, k) {
        b = b + (n & a | ~n & c) + e + k;
        return (b << j | b >>> 32 - j) + n
      }
    
      function d(b, n, a, c, e, j, k) {
        b = b + (n & c | a & ~c) + e + k;
        return (b << j | b >>> 32 - j) + n
      }
    
      function l(b, n, a, c, e, j, k) {
        b = b + (n ^ a ^ c) + e + k;
        return (b << j | b >>> 32 - j) + n
      }
    
      function s(b, n, a, c, e, j, k) {
        b = b + (a ^ (n | ~c)) + e + k;
        return (b << j | b >>> 32 - j) + n
      }
      for (var t = CryptoJS, r = t.lib, w = r.WordArray, v = r.Hasher, r = t.algo, b = [], x = 0; 64 > x; x++) b[x] = 4294967296 * u.abs(u.sin(x + 1)) | 0;
      r = r.MD5 = v.extend({
        _doReset: function() {
          this._hash = new w.init([1732584193, 4023233417, 2562383102, 271733878])
        },
        _doProcessBlock: function(q, n) {
          for (var a = 0; 16 > a; a++) {
            var c = n + a,
              e = q[c];
            q[c] = (e << 8 | e >>> 24) & 16711935 | (e << 24 | e >>> 8) & 4278255360
          }
          var a = this._hash.words,
            c = q[n + 0],
            e = q[n + 1],
            j = q[n + 2],
            k = q[n + 3],
            z = q[n + 4],
            r = q[n + 5],
            t = q[n + 6],
            w = q[n + 7],
            v = q[n + 8],
            A = q[n + 9],
            B = q[n + 10],
            C = q[n + 11],
            u = q[n + 12],
            D = q[n + 13],
            E = q[n + 14],
            x = q[n + 15],
            f = a[0],
            m = a[1],
            g = a[2],
            h = a[3],
            f = p(f, m, g, h, c, 7, b[0]),
            h = p(h, f, m, g, e, 12, b[1]),
            g = p(g, h, f, m, j, 17, b[2]),
            m = p(m, g, h, f, k, 22, b[3]),
            f = p(f, m, g, h, z, 7, b[4]),
            h = p(h, f, m, g, r, 12, b[5]),
            g = p(g, h, f, m, t, 17, b[6]),
            m = p(m, g, h, f, w, 22, b[7]),
            f = p(f, m, g, h, v, 7, b[8]),
            h = p(h, f, m, g, A, 12, b[9]),
            g = p(g, h, f, m, B, 17, b[10]),
            m = p(m, g, h, f, C, 22, b[11]),
            f = p(f, m, g, h, u, 7, b[12]),
            h = p(h, f, m, g, D, 12, b[13]),
            g = p(g, h, f, m, E, 17, b[14]),
            m = p(m, g, h, f, x, 22, b[15]),
            f = d(f, m, g, h, e, 5, b[16]),
            h = d(h, f, m, g, t, 9, b[17]),
            g = d(g, h, f, m, C, 14, b[18]),
            m = d(m, g, h, f, c, 20, b[19]),
            f = d(f, m, g, h, r, 5, b[20]),
            h = d(h, f, m, g, B, 9, b[21]),
            g = d(g, h, f, m, x, 14, b[22]),
            m = d(m, g, h, f, z, 20, b[23]),
            f = d(f, m, g, h, A, 5, b[24]),
            h = d(h, f, m, g, E, 9, b[25]),
            g = d(g, h, f, m, k, 14, b[26]),
            m = d(m, g, h, f, v, 20, b[27]),
            f = d(f, m, g, h, D, 5, b[28]),
            h = d(h, f,
              m, g, j, 9, b[29]),
            g = d(g, h, f, m, w, 14, b[30]),
            m = d(m, g, h, f, u, 20, b[31]),
            f = l(f, m, g, h, r, 4, b[32]),
            h = l(h, f, m, g, v, 11, b[33]),
            g = l(g, h, f, m, C, 16, b[34]),
            m = l(m, g, h, f, E, 23, b[35]),
            f = l(f, m, g, h, e, 4, b[36]),
            h = l(h, f, m, g, z, 11, b[37]),
            g = l(g, h, f, m, w, 16, b[38]),
            m = l(m, g, h, f, B, 23, b[39]),
            f = l(f, m, g, h, D, 4, b[40]),
            h = l(h, f, m, g, c, 11, b[41]),
            g = l(g, h, f, m, k, 16, b[42]),
            m = l(m, g, h, f, t, 23, b[43]),
            f = l(f, m, g, h, A, 4, b[44]),
            h = l(h, f, m, g, u, 11, b[45]),
            g = l(g, h, f, m, x, 16, b[46]),
            m = l(m, g, h, f, j, 23, b[47]),
            f = s(f, m, g, h, c, 6, b[48]),
            h = s(h, f, m, g, w, 10, b[49]),
            g = s(g, h, f, m,
              E, 15, b[50]),
            m = s(m, g, h, f, r, 21, b[51]),
            f = s(f, m, g, h, u, 6, b[52]),
            h = s(h, f, m, g, k, 10, b[53]),
            g = s(g, h, f, m, B, 15, b[54]),
            m = s(m, g, h, f, e, 21, b[55]),
            f = s(f, m, g, h, v, 6, b[56]),
            h = s(h, f, m, g, x, 10, b[57]),
            g = s(g, h, f, m, t, 15, b[58]),
            m = s(m, g, h, f, D, 21, b[59]),
            f = s(f, m, g, h, z, 6, b[60]),
            h = s(h, f, m, g, C, 10, b[61]),
            g = s(g, h, f, m, j, 15, b[62]),
            m = s(m, g, h, f, A, 21, b[63]);
          a[0] = a[0] + f | 0;
          a[1] = a[1] + m | 0;
          a[2] = a[2] + g | 0;
          a[3] = a[3] + h | 0
        },
        _doFinalize: function() {
          var b = this._data,
            n = b.words,
            a = 8 * this._nDataBytes,
            c = 8 * b.sigBytes;
          n[c >>> 5] |= 128 << 24 - c % 32;
          var e = u.floor(a /
            4294967296);
          n[(c + 64 >>> 9 << 4) + 15] = (e << 8 | e >>> 24) & 16711935 | (e << 24 | e >>> 8) & 4278255360;
          n[(c + 64 >>> 9 << 4) + 14] = (a << 8 | a >>> 24) & 16711935 | (a << 24 | a >>> 8) & 4278255360;
          b.sigBytes = 4 * (n.length + 1);
          this._process();
          b = this._hash;
          n = b.words;
          for (a = 0; 4 > a; a++) c = n[a], n[a] = (c << 8 | c >>> 24) & 16711935 | (c << 24 | c >>> 8) & 4278255360;
          return b
        },
        clone: function() {
          var b = v.clone.call(this);
          b._hash = this._hash.clone();
          return b
        }
      });
      t.MD5 = v._createHelper(r);
      t.HmacMD5 = v._createHmacHelper(r)
    })(Math);
    (function() {
      var u = CryptoJS,
        p = u.lib,
        d = p.Base,
        l = p.WordArray,
        p = u.algo,
        s = p.EvpKDF = d.extend({
          cfg: d.extend({
            keySize: 4,
            hasher: p.MD5,
            iterations: 1
          }),
          init: function(d) {
            this.cfg = this.cfg.extend(d)
          },
          compute: function(d, r) {
            for (var p = this.cfg, s = p.hasher.create(), b = l.create(), u = b.words, q = p.keySize, p = p.iterations; u.length < q;) {
              n && s.update(n);
              var n = s.update(d).finalize(r);
              s.reset();
              for (var a = 1; a < p; a++) n = s.finalize(n), s.reset();
              b.concat(n)
            }
            b.sigBytes = 4 * q;
            return b
          }
        });
      u.EvpKDF = function(d, l, p) {
        return s.create(p).compute(d,
          l)
      }
    })();
    CryptoJS.lib.Cipher || function(u) {
      var p = CryptoJS,
        d = p.lib,
        l = d.Base,
        s = d.WordArray,
        t = d.BufferedBlockAlgorithm,
        r = p.enc.Base64,
        w = p.algo.EvpKDF,
        v = d.Cipher = t.extend({
          cfg: l.extend(),
          createEncryptor: function(e, a) {
            return this.create(this._ENC_XFORM_MODE, e, a)
          },
          createDecryptor: function(e, a) {
            return this.create(this._DEC_XFORM_MODE, e, a)
          },
          init: function(e, a, b) {
            this.cfg = this.cfg.extend(b);
            this._xformMode = e;
            this._key = a;
            this.reset()
          },
          reset: function() {
            t.reset.call(this);
            this._doReset()
          },
          process: function(e) {
            this._append(e);
            return this._process()
          },
          finalize: function(e) {
            e && this._append(e);
            return this._doFinalize()
          },
          keySize: 4,
          ivSize: 4,
          _ENC_XFORM_MODE: 1,
          _DEC_XFORM_MODE: 2,
          _createHelper: function(e) {
            return {
              encrypt: function(b, k, d) {
                return ("string" == typeof k ? c : a).encrypt(e, b, k, d)
              },
              decrypt: function(b, k, d) {
                return ("string" == typeof k ? c : a).decrypt(e, b, k, d)
              }
            }
          }
        });
      d.StreamCipher = v.extend({
        _doFinalize: function() {
          return this._process(!0)
        },
        blockSize: 1
      });
      var b = p.mode = {},
        x = function(e, a, b) {
          var c = this._iv;
          c ? this._iv = u : c = this._prevBlock;
          for (var d = 0; d < b; d++) e[a + d] ^=
            c[d]
        },
        q = (d.BlockCipherMode = l.extend({
          createEncryptor: function(e, a) {
            return this.Encryptor.create(e, a)
          },
          createDecryptor: function(e, a) {
            return this.Decryptor.create(e, a)
          },
          init: function(e, a) {
            this._cipher = e;
            this._iv = a
          }
        })).extend();
      q.Encryptor = q.extend({
        processBlock: function(e, a) {
          var b = this._cipher,
            c = b.blockSize;
          x.call(this, e, a, c);
          b.encryptBlock(e, a);
          this._prevBlock = e.slice(a, a + c)
        }
      });
      q.Decryptor = q.extend({
        processBlock: function(e, a) {
          var b = this._cipher,
            c = b.blockSize,
            d = e.slice(a, a + c);
          b.decryptBlock(e, a);
          x.call(this,
            e, a, c);
          this._prevBlock = d
        }
      });
      b = b.CBC = q;
      q = (p.pad = {}).Pkcs7 = {
        pad: function(a, b) {
          for (var c = 4 * b, c = c - a.sigBytes % c, d = c << 24 | c << 16 | c << 8 | c, l = [], n = 0; n < c; n += 4) l.push(d);
          c = s.create(l, c);
          a.concat(c)
        },
        unpad: function(a) {
          a.sigBytes -= a.words[a.sigBytes - 1 >>> 2] & 255
        }
      };
      d.BlockCipher = v.extend({
        cfg: v.cfg.extend({
          mode: b,
          padding: q
        }),
        reset: function() {
          v.reset.call(this);
          var a = this.cfg,
            b = a.iv,
            a = a.mode;
          if (this._xformMode == this._ENC_XFORM_MODE) var c = a.createEncryptor;
          else c = a.createDecryptor, this._minBufferSize = 1;
          this._mode = c.call(a,
            this, b && b.words)
        },
        _doProcessBlock: function(a, b) {
          this._mode.processBlock(a, b)
        },
        _doFinalize: function() {
          var a = this.cfg.padding;
          if (this._xformMode == this._ENC_XFORM_MODE) {
            a.pad(this._data, this.blockSize);
            var b = this._process(!0)
          } else b = this._process(!0), a.unpad(b);
          return b
        },
        blockSize: 4
      });
      var n = d.CipherParams = l.extend({
          init: function(a) {
            this.mixIn(a)
          },
          toString: function(a) {
            return (a || this.formatter).stringify(this)
          }
        }),
        b = (p.format = {}).OpenSSL = {
          stringify: function(a) {
            var b = a.ciphertext;
            a = a.salt;
            return (a ? s.create([1398893684,
              1701076831
            ]).concat(a).concat(b) : b).toString(r)
          },
          parse: function(a) {
            a = r.parse(a);
            var b = a.words;
            if (1398893684 == b[0] && 1701076831 == b[1]) {
              var c = s.create(b.slice(2, 4));
              b.splice(0, 4);
              a.sigBytes -= 16
            }
            return n.create({
              ciphertext: a,
              salt: c
            })
          }
        },
        a = d.SerializableCipher = l.extend({
          cfg: l.extend({
            format: b
          }),
          encrypt: function(a, b, c, d) {
            d = this.cfg.extend(d);
            var l = a.createEncryptor(c, d);
            b = l.finalize(b);
            l = l.cfg;
            return n.create({
              ciphertext: b,
              key: c,
              iv: l.iv,
              algorithm: a,
              mode: l.mode,
              padding: l.padding,
              blockSize: a.blockSize,
              formatter: d.format
            })
          },
          decrypt: function(a, b, c, d) {
            d = this.cfg.extend(d);
            b = this._parse(b, d.format);
            return a.createDecryptor(c, d).finalize(b.ciphertext)
          },
          _parse: function(a, b) {
            return "string" == typeof a ? b.parse(a, this) : a
          }
        }),
        p = (p.kdf = {}).OpenSSL = {
          execute: function(a, b, c, d) {
            d || (d = s.random(8));
            a = w.create({
              keySize: b + c
            }).compute(a, d);
            c = s.create(a.words.slice(b), 4 * c);
            a.sigBytes = 4 * b;
            return n.create({
              key: a,
              iv: c,
              salt: d
            })
          }
        },
        c = d.PasswordBasedCipher = a.extend({
          cfg: a.cfg.extend({
            kdf: p
          }),
          encrypt: function(b, c, d, l) {
            l = this.cfg.extend(l);
            d = l.kdf.execute(d,
              b.keySize, b.ivSize);
            l.iv = d.iv;
            b = a.encrypt.call(this, b, c, d.key, l);
            b.mixIn(d);
            return b
          },
          decrypt: function(b, c, d, l) {
            l = this.cfg.extend(l);
            c = this._parse(c, l.format);
            d = l.kdf.execute(d, b.keySize, b.ivSize, c.salt);
            l.iv = d.iv;
            return a.decrypt.call(this, b, c, d.key, l)
          }
        })
    }();
    (function() {
      for (var u = CryptoJS, p = u.lib.BlockCipher, d = u.algo, l = [], s = [], t = [], r = [], w = [], v = [], b = [], x = [], q = [], n = [], a = [], c = 0; 256 > c; c++) a[c] = 128 > c ? c << 1 : c << 1 ^ 283;
      for (var e = 0, j = 0, c = 0; 256 > c; c++) {
        var k = j ^ j << 1 ^ j << 2 ^ j << 3 ^ j << 4,
          k = k >>> 8 ^ k & 255 ^ 99;
        l[e] = k;
        s[k] = e;
        var z = a[e],
          F = a[z],
          G = a[F],
          y = 257 * a[k] ^ 16843008 * k;
        t[e] = y << 24 | y >>> 8;
        r[e] = y << 16 | y >>> 16;
        w[e] = y << 8 | y >>> 24;
        v[e] = y;
        y = 16843009 * G ^ 65537 * F ^ 257 * z ^ 16843008 * e;
        b[k] = y << 24 | y >>> 8;
        x[k] = y << 16 | y >>> 16;
        q[k] = y << 8 | y >>> 24;
        n[k] = y;
        e ? (e = z ^ a[a[a[G ^ z]]], j ^= a[a[j]]) : e = j = 1
      }
      var H = [0, 1, 2, 4, 8,
          16, 32, 64, 128, 27, 54
        ],
        d = d.AES = p.extend({
          _doReset: function() {
            for (var a = this._key, c = a.words, d = a.sigBytes / 4, a = 4 * ((this._nRounds = d + 6) + 1), e = this._keySchedule = [], j = 0; j < a; j++)
              if (j < d) e[j] = c[j];
              else {
                var k = e[j - 1];
                j % d ? 6 < d && 4 == j % d && (k = l[k >>> 24] << 24 | l[k >>> 16 & 255] << 16 | l[k >>> 8 & 255] << 8 | l[k & 255]) : (k = k << 8 | k >>> 24, k = l[k >>> 24] << 24 | l[k >>> 16 & 255] << 16 | l[k >>> 8 & 255] << 8 | l[k & 255], k ^= H[j / d | 0] << 24);
                e[j] = e[j - d] ^ k
              }
            c = this._invKeySchedule = [];
            for (d = 0; d < a; d++) j = a - d, k = d % 4 ? e[j] : e[j - 4], c[d] = 4 > d || 4 >= j ? k : b[l[k >>> 24]] ^ x[l[k >>> 16 & 255]] ^ q[l[k >>>
              8 & 255]] ^ n[l[k & 255]]
          },
          encryptBlock: function(a, b) {
            this._doCryptBlock(a, b, this._keySchedule, t, r, w, v, l)
          },
          decryptBlock: function(a, c) {
            var d = a[c + 1];
            a[c + 1] = a[c + 3];
            a[c + 3] = d;
            this._doCryptBlock(a, c, this._invKeySchedule, b, x, q, n, s);
            d = a[c + 1];
            a[c + 1] = a[c + 3];
            a[c + 3] = d
          },
          _doCryptBlock: function(a, b, c, d, e, j, l, f) {
            for (var m = this._nRounds, g = a[b] ^ c[0], h = a[b + 1] ^ c[1], k = a[b + 2] ^ c[2], n = a[b + 3] ^ c[3], p = 4, r = 1; r < m; r++) var q = d[g >>> 24] ^ e[h >>> 16 & 255] ^ j[k >>> 8 & 255] ^ l[n & 255] ^ c[p++],
              s = d[h >>> 24] ^ e[k >>> 16 & 255] ^ j[n >>> 8 & 255] ^ l[g & 255] ^ c[p++],
              t =
              d[k >>> 24] ^ e[n >>> 16 & 255] ^ j[g >>> 8 & 255] ^ l[h & 255] ^ c[p++],
              n = d[n >>> 24] ^ e[g >>> 16 & 255] ^ j[h >>> 8 & 255] ^ l[k & 255] ^ c[p++],
              g = q,
              h = s,
              k = t;
            q = (f[g >>> 24] << 24 | f[h >>> 16 & 255] << 16 | f[k >>> 8 & 255] << 8 | f[n & 255]) ^ c[p++];
            s = (f[h >>> 24] << 24 | f[k >>> 16 & 255] << 16 | f[n >>> 8 & 255] << 8 | f[g & 255]) ^ c[p++];
            t = (f[k >>> 24] << 24 | f[n >>> 16 & 255] << 16 | f[g >>> 8 & 255] << 8 | f[h & 255]) ^ c[p++];
            n = (f[n >>> 24] << 24 | f[g >>> 16 & 255] << 16 | f[h >>> 8 & 255] << 8 | f[k & 255]) ^ c[p++];
            a[b] = q;
            a[b + 1] = s;
            a[b + 2] = t;
            a[b + 3] = n
          },
          keySize: 8
        });
      u.AES = p._createHelper(d)
    })();
    
    module.exports = CryptoJS;
    

    测试

    var CryptoJS = require('./aes.js')
    var key = CryptoJS.enc.Utf8.parse('1234567890123456');  //十六位十六进制数作为密钥
    
    function getAES(data) { //加密
      var srcs = CryptoJS.enc.Utf8.parse(data);
      var encrypted = CryptoJS.AES.encrypt(srcs, key,
        {
          iv: CryptoJS.enc.Utf8.parse('9876543210123456'),
          mode: CryptoJS.mode.CBC,
          padding: CryptoJS.pad.Pkcs7
        });
      return encrypted.ciphertext.toString(CryptoJS.enc.Base64);//返回的是base64格式的密文 .toUpperCase()
    }
    
    function getDAes(data) {//解密
      var decrypted = CryptoJS.AES.decrypt(data.toString(), key,
        {
          iv: CryptoJS.enc.Utf8.parse('9876543210123456'),
          mode: CryptoJS.mode.CBC,
          padding: CryptoJS.pad.Pkcs7
        });
      return decrypted.toString(CryptoJS.enc.Utf8);
    }
    
    let keyword = getAES('爱学习的好孩子');
    console.log(keyword);
    
    let value = getDAes(keyword);
    console.log(value);
    

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