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crypto.js
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crypto.js
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/*
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
Modifications for asynchronous callbacks on progress by maraoz
(c) 2013 by Manuel Araoz.
https://twitter.com/maraoz
*/
var CryptoJS_ = CryptoJS_ || function (h, s) {
var f = {}, t = f.lib = {}, g = function () {}, j = t.Base = {
extend: function (a) {
g.prototype = this;
var c = new g;
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)
}
},
q = t.WordArray = j.extend({
init: function (a, c) {
a = this.words = a || [];
this.sigBytes = c != s ? c : 4 * a.length
},
toString: function (a) {
return (a || u).stringify(this)
},
concat: function (a) {
var c = this.words,
d = a.words,
b = this.sigBytes;
a = a.sigBytes;
this.clamp();
if (b % 4) for (var e = 0; e < a; e++) c[b + e >>> 2] |= (d[e >>> 2] >>> 24 - 8 * (e % 4) & 255) << 24 - 8 * ((b + e) % 4);
else if (65535 < d.length) for (e = 0; e < a; e += 4) c[b + e >>> 2] = d[e >>> 2];
else c.push.apply(c, d);
this.sigBytes += a;
return this
},
clamp: function () {
var a = this.words,
c = this.sigBytes;
a[c >>> 2] &= 4294967295 <<
32 - 8 * (c % 4);
a.length = h.ceil(c / 4)
},
clone: function () {
var a = j.clone.call(this);
a.words = this.words.slice(0);
return a
},
random: function (a) {
for (var c = [], d = 0; d < a; d += 4) c.push(4294967296 * h.random() | 0);
return new q.init(c, a)
}
}),
v = f.enc = {}, u = v.Hex = {
stringify: function (a) {
var c = a.words;
a = a.sigBytes;
for (var d = [], b = 0; b < a; b++) {
var e = c[b >>> 2] >>> 24 - 8 * (b % 4) & 255;
d.push((e >>> 4).toString(16));
d.push((e & 15).toString(16))
}
return d.join("")
},
parse: function (a) {
d = []
i = 1;
for (b = 0; b < a.length; b += 2) {
x = parseInt(a.substr(b, 2), 16);
d[b >>> 3] |= x << 24 - 4 * (b % 8);
if (b>>>3 != i) {
i += 1;
}
}
return new q.init(d, a.length / 2)
}
}, k = v.Latin1 = {
stringify: function (a) {
var c = a.words;
a = a.sigBytes;
for (var d = [], b = 0; b < a; b++) d.push(String.fromCharCode(c[b >>> 2] >>> 24 - 8 * (b % 4) & 255));
return d.join("")
},
parse: function (a) {
for (var c = a.length, d = [], b = 0; b < c; b++) d[b >>> 2] |= (a.charCodeAt(b) & 255) << 24 - 8 * (b % 4);
return new q.init(d, c)
}
}, l = v.Utf8 = {
stringify: function (a) {
try {
return decodeURIComponent(escape(k.stringify(a)))
} catch (c) {
throw Error("Malformed UTF-8 data");
}
},
parse: function (a) {
return k.parse(unescape(encodeURIComponent(a)))
}
},
x = t.BufferedBlockAlgorithm = j.extend({
reset: function () {
this._data = new q.init;
this._nDataBytes = 0
},
_append: function (a) {
"string" == typeof a && (a = k.parse(a));
this._data.concat(a);
this._nDataBytes += a.sigBytes
},
_process: function (a) {
var c = this._data,
d = c.words,
b = c.sigBytes,
e = this.blockSize,
f = b / (4 * e),
f = a ? h.ceil(f) : h.max((f | 0) - this._minBufferSize, 0);
a = f * e;
b = h.min(4 * a, b);
if (a) {
var m = 0;
var iter;
var thiz = this;
iter = function() {
if (!(m < a)) {
m = d.splice(0, a);
c.sigBytes -= b
thiz.fnsh(thiz._hash);
return;
}
for (var i = 0; i<(a/e)/100; i++) {
thiz._doProcessBlock(d, m);
m += e;
if (!(m < a)) {
setTimeout(iter, 0);
return;
}
}
thiz.cbk(m/a);
setTimeout(iter, 0);
};
setTimeout(iter, 0);
}
return new q.init(m, b);
},
clone: function () {
var a = j.clone.call(this);
a._data = this._data.clone();
return a
},
_minBufferSize: 0
});
t.Hasher = x.extend({
cfg: j.extend(),
init: function (a, cbk, fnsh) {
this.cfg = this.cfg.extend(a);
this.cbk = cbk;
this.fnsh = fnsh;
this.reset()
},
reset: function () {
x.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 (c, cbk, fnsh, d) {
return (new a.init(d, cbk, fnsh)).finalize(c);
}
},
_createHmacHelper: function (a) {
return function (c, d) {
return (new w.HMAC.init(a,
d)).finalize(c)
}
}
});
var w = f.algo = {};
return f
}(Math);
(function (h) {
for (var s = CryptoJS_, f = s.lib, t = f.WordArray, g = f.Hasher, f = s.algo, j = [], q = [], v = function (a) {
return 4294967296 * (a - (a | 0)) | 0
}, u = 2, k = 0; 64 > k;) {
var l;
a: {
l = u;
for (var x = h.sqrt(l), w = 2; w <= x; w++) if (!(l % w)) {
l = !1;
break a
}
l = !0
}
l && (8 > k && (j[k] = v(h.pow(u, 0.5))), q[k] = v(h.pow(u, 1 / 3)), k++);
u++
}
var a = [],
f = f.SHA256 = g.extend({
_doReset: function () {
this._hash = new t.init(j.slice(0))
},
_doProcessBlock: function (c, d) {
for (var b = this._hash.words, e = b[0], f = b[1], m = b[2], h = b[3], p = b[4], j = b[5], k = b[6], l = b[7], n = 0; 64 > n; n++) {
if (16 > n) a[n] =
c[d + n] | 0;
else {
var r = a[n - 15],
g = a[n - 2];
a[n] = ((r << 25 | r >>> 7) ^ (r << 14 | r >>> 18) ^ r >>> 3) + a[n - 7] + ((g << 15 | g >>> 17) ^ (g << 13 | g >>> 19) ^ g >>> 10) + a[n - 16]
}
r = l + ((p << 26 | p >>> 6) ^ (p << 21 | p >>> 11) ^ (p << 7 | p >>> 25)) + (p & j ^ ~p & k) + q[n] + a[n];
g = ((e << 30 | e >>> 2) ^ (e << 19 | e >>> 13) ^ (e << 10 | e >>> 22)) + (e & f ^ e & m ^ f & m);
l = k;
k = j;
j = p;
p = h + r | 0;
h = m;
m = f;
f = e;
e = r + g | 0
}
b[0] = b[0] + e | 0;
b[1] = b[1] + f | 0;
b[2] = b[2] + m | 0;
b[3] = b[3] + h | 0;
b[4] = b[4] + p | 0;
b[5] = b[5] + j | 0;
b[6] = b[6] + k | 0;
b[7] = b[7] + l | 0
},
_doFinalize: function () {
var a = this._data,
d = a.words,
b = 8 * this._nDataBytes,
e = 8 * a.sigBytes;
d[e >>> 5] |= 128 << 24 - e % 32;
d[(e + 64 >>> 9 << 4) + 14] = h.floor(b / 4294967296);
d[(e + 64 >>> 9 << 4) + 15] = b;
a.sigBytes = 4 * d.length;
this._process();
return this._hash
},
clone: function () {
var a = g.clone.call(this);
a._hash = this._hash.clone();
return a
}
});
s.SHA256 = g._createHelper(f);
s.HmacSHA256 = g._createHmacHelper(f)
})(Math);