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Rev Author Line No. Line
1318 alexandre_ 1
/*
2
	Copyright (c) 2004-2006, The Dojo Foundation
3
	All Rights Reserved.
4
 
5
	Licensed under the Academic Free License version 2.1 or above OR the
6
	modified BSD license. For more information on Dojo licensing, see:
7
 
8
		http://dojotoolkit.org/community/licensing.shtml
9
*/
10
 
1422 alexandre_ 11
 
12
 
1318 alexandre_ 13
dojo.require("dojo.crypto");
14
dojo.provide("dojo.crypto.Blowfish");
15
dojo.crypto.Blowfish = new function () {
16
	var POW2 = Math.pow(2, 2);
17
	var POW3 = Math.pow(2, 3);
18
	var POW4 = Math.pow(2, 4);
19
	var POW8 = Math.pow(2, 8);
20
	var POW16 = Math.pow(2, 16);
21
	var POW24 = Math.pow(2, 24);
22
	var iv = null;
23
	var boxes = {p:[608135816, 2242054355, 320440878, 57701188, 2752067618, 698298832, 137296536, 3964562569, 1160258022, 953160567, 3193202383, 887688300, 3232508343, 3380367581, 1065670069, 3041331479, 2450970073, 2306472731], s0:[3509652390, 2564797868, 805139163, 3491422135, 3101798381, 1780907670, 3128725573, 4046225305, 614570311, 3012652279, 134345442, 2240740374, 1667834072, 1901547113, 2757295779, 4103290238, 227898511, 1921955416, 1904987480, 2182433518, 2069144605, 3260701109, 2620446009, 720527379, 3318853667, 677414384, 3393288472, 3101374703, 2390351024, 1614419982, 1822297739, 2954791486, 3608508353, 3174124327, 2024746970, 1432378464, 3864339955, 2857741204, 1464375394, 1676153920, 1439316330, 715854006, 3033291828, 289532110, 2706671279, 2087905683, 3018724369, 1668267050, 732546397, 1947742710, 3462151702, 2609353502, 2950085171, 1814351708, 2050118529, 680887927, 999245976, 1800124847, 3300911131, 1713906067, 1641548236, 4213287313, 1216130144, 1575780402, 4018429277, 3917837745, 3693486850, 3949271944, 596196993, 3549867205, 258830323, 2213823033, 772490370, 2760122372, 1774776394, 2652871518, 566650946, 4142492826, 1728879713, 2882767088, 1783734482, 3629395816, 2517608232, 2874225571, 1861159788, 326777828, 3124490320, 2130389656, 2716951837, 967770486, 1724537150, 2185432712, 2364442137, 1164943284, 2105845187, 998989502, 3765401048, 2244026483, 1075463327, 1455516326, 1322494562, 910128902, 469688178, 1117454909, 936433444, 3490320968, 3675253459, 1240580251, 122909385, 2157517691, 634681816, 4142456567, 3825094682, 3061402683, 2540495037, 79693498, 3249098678, 1084186820, 1583128258, 426386531, 1761308591, 1047286709, 322548459, 995290223, 1845252383, 2603652396, 3431023940, 2942221577, 3202600964, 3727903485, 1712269319, 422464435, 3234572375, 1170764815, 3523960633, 3117677531, 1434042557, 442511882, 3600875718, 1076654713, 1738483198, 4213154764, 2393238008, 3677496056, 1014306527, 4251020053, 793779912, 2902807211, 842905082, 4246964064, 1395751752, 1040244610, 2656851899, 3396308128, 445077038, 3742853595, 3577915638, 679411651, 2892444358, 2354009459, 1767581616, 3150600392, 3791627101, 3102740896, 284835224, 4246832056, 1258075500, 768725851, 2589189241, 3069724005, 3532540348, 1274779536, 3789419226, 2764799539, 1660621633, 3471099624, 4011903706, 913787905, 3497959166, 737222580, 2514213453, 2928710040, 3937242737, 1804850592, 3499020752, 2949064160, 2386320175, 2390070455, 2415321851, 4061277028, 2290661394, 2416832540, 1336762016, 1754252060, 3520065937, 3014181293, 791618072, 3188594551, 3933548030, 2332172193, 3852520463, 3043980520, 413987798, 3465142937, 3030929376, 4245938359, 2093235073, 3534596313, 375366246, 2157278981, 2479649556, 555357303, 3870105701, 2008414854, 3344188149, 4221384143, 3956125452, 2067696032, 3594591187, 2921233993, 2428461, 544322398, 577241275, 1471733935, 610547355, 4027169054, 1432588573, 1507829418, 2025931657, 3646575487, 545086370, 48609733, 2200306550, 1653985193, 298326376, 1316178497, 3007786442, 2064951626, 458293330, 2589141269, 3591329599, 3164325604, 727753846, 2179363840, 146436021, 1461446943, 4069977195, 705550613, 3059967265, 3887724982, 4281599278, 3313849956, 1404054877, 2845806497, 146425753, 1854211946], s1:[1266315497, 3048417604, 3681880366, 3289982499, 2909710000, 1235738493, 2632868024, 2414719590, 3970600049, 1771706367, 1449415276, 3266420449, 422970021, 1963543593, 2690192192, 3826793022, 1062508698, 1531092325, 1804592342, 2583117782, 2714934279, 4024971509, 1294809318, 4028980673, 1289560198, 2221992742, 1669523910, 35572830, 157838143, 1052438473, 1016535060, 1802137761, 1753167236, 1386275462, 3080475397, 2857371447, 1040679964, 2145300060, 2390574316, 1461121720, 2956646967, 4031777805, 4028374788, 33600511, 2920084762, 1018524850, 629373528, 3691585981, 3515945977, 2091462646, 2486323059, 586499841, 988145025, 935516892, 3367335476, 2599673255, 2839830854, 265290510, 3972581182, 2759138881, 3795373465, 1005194799, 847297441, 406762289, 1314163512, 1332590856, 1866599683, 4127851711, 750260880, 613907577, 1450815602, 3165620655, 3734664991, 3650291728, 3012275730, 3704569646, 1427272223, 778793252, 1343938022, 2676280711, 2052605720, 1946737175, 3164576444, 3914038668, 3967478842, 3682934266, 1661551462, 3294938066, 4011595847, 840292616, 3712170807, 616741398, 312560963, 711312465, 1351876610, 322626781, 1910503582, 271666773, 2175563734, 1594956187, 70604529, 3617834859, 1007753275, 1495573769, 4069517037, 2549218298, 2663038764, 504708206, 2263041392, 3941167025, 2249088522, 1514023603, 1998579484, 1312622330, 694541497, 2582060303, 2151582166, 1382467621, 776784248, 2618340202, 3323268794, 2497899128, 2784771155, 503983604, 4076293799, 907881277, 423175695, 432175456, 1378068232, 4145222326, 3954048622, 3938656102, 3820766613, 2793130115, 2977904593, 26017576, 3274890735, 3194772133, 1700274565, 1756076034, 4006520079, 3677328699, 720338349, 1533947780, 354530856, 688349552, 3973924725, 1637815568, 332179504, 3949051286, 53804574, 2852348879, 3044236432, 1282449977, 3583942155, 3416972820, 4006381244, 1617046695, 2628476075, 3002303598, 1686838959, 431878346, 2686675385, 1700445008, 1080580658, 1009431731, 832498133, 3223435511, 2605976345, 2271191193, 2516031870, 1648197032, 4164389018, 2548247927, 300782431, 375919233, 238389289, 3353747414, 2531188641, 2019080857, 1475708069, 455242339, 2609103871, 448939670, 3451063019, 1395535956, 2413381860, 1841049896, 1491858159, 885456874, 4264095073, 4001119347, 1565136089, 3898914787, 1108368660, 540939232, 1173283510, 2745871338, 3681308437, 4207628240, 3343053890, 4016749493, 1699691293, 1103962373, 3625875870, 2256883143, 3830138730, 1031889488, 3479347698, 1535977030, 4236805024, 3251091107, 2132092099, 1774941330, 1199868427, 1452454533, 157007616, 2904115357, 342012276, 595725824, 1480756522, 206960106, 497939518, 591360097, 863170706, 2375253569, 3596610801, 1814182875, 2094937945, 3421402208, 1082520231, 3463918190, 2785509508, 435703966, 3908032597, 1641649973, 2842273706, 3305899714, 1510255612, 2148256476, 2655287854, 3276092548, 4258621189, 236887753, 3681803219, 274041037, 1734335097, 3815195456, 3317970021, 1899903192, 1026095262, 4050517792, 356393447, 2410691914, 3873677099, 3682840055], s2:[3913112168, 2491498743, 4132185628, 2489919796, 1091903735, 1979897079, 3170134830, 3567386728, 3557303409, 857797738, 1136121015, 1342202287, 507115054, 2535736646, 337727348, 3213592640, 1301675037, 2528481711, 1895095763, 1721773893, 3216771564, 62756741, 2142006736, 835421444, 2531993523, 1442658625, 3659876326, 2882144922, 676362277, 1392781812, 170690266, 3921047035, 1759253602, 3611846912, 1745797284, 664899054, 1329594018, 3901205900, 3045908486, 2062866102, 2865634940, 3543621612, 3464012697, 1080764994, 553557557, 3656615353, 3996768171, 991055499, 499776247, 1265440854, 648242737, 3940784050, 980351604, 3713745714, 1749149687, 3396870395, 4211799374, 3640570775, 1161844396, 3125318951, 1431517754, 545492359, 4268468663, 3499529547, 1437099964, 2702547544, 3433638243, 2581715763, 2787789398, 1060185593, 1593081372, 2418618748, 4260947970, 69676912, 2159744348, 86519011, 2512459080, 3838209314, 1220612927, 3339683548, 133810670, 1090789135, 1078426020, 1569222167, 845107691, 3583754449, 4072456591, 1091646820, 628848692, 1613405280, 3757631651, 526609435, 236106946, 48312990, 2942717905, 3402727701, 1797494240, 859738849, 992217954, 4005476642, 2243076622, 3870952857, 3732016268, 765654824, 3490871365, 2511836413, 1685915746, 3888969200, 1414112111, 2273134842, 3281911079, 4080962846, 172450625, 2569994100, 980381355, 4109958455, 2819808352, 2716589560, 2568741196, 3681446669, 3329971472, 1835478071, 660984891, 3704678404, 4045999559, 3422617507, 3040415634, 1762651403, 1719377915, 3470491036, 2693910283, 3642056355, 3138596744, 1364962596, 2073328063, 1983633131, 926494387, 3423689081, 2150032023, 4096667949, 1749200295, 3328846651, 309677260, 2016342300, 1779581495, 3079819751, 111262694, 1274766160, 443224088, 298511866, 1025883608, 3806446537, 1145181785, 168956806, 3641502830, 3584813610, 1689216846, 3666258015, 3200248200, 1692713982, 2646376535, 4042768518, 1618508792, 1610833997, 3523052358, 4130873264, 2001055236, 3610705100, 2202168115, 4028541809, 2961195399, 1006657119, 2006996926, 3186142756, 1430667929, 3210227297, 1314452623, 4074634658, 4101304120, 2273951170, 1399257539, 3367210612, 3027628629, 1190975929, 2062231137, 2333990788, 2221543033, 2438960610, 1181637006, 548689776, 2362791313, 3372408396, 3104550113, 3145860560, 296247880, 1970579870, 3078560182, 3769228297, 1714227617, 3291629107, 3898220290, 166772364, 1251581989, 493813264, 448347421, 195405023, 2709975567, 677966185, 3703036547, 1463355134, 2715995803, 1338867538, 1343315457, 2802222074, 2684532164, 233230375, 2599980071, 2000651841, 3277868038, 1638401717, 4028070440, 3237316320, 6314154, 819756386, 300326615, 590932579, 1405279636, 3267499572, 3150704214, 2428286686, 3959192993, 3461946742, 1862657033, 1266418056, 963775037, 2089974820, 2263052895, 1917689273, 448879540, 3550394620, 3981727096, 150775221, 3627908307, 1303187396, 508620638, 2975983352, 2726630617, 1817252668, 1876281319, 1457606340, 908771278, 3720792119, 3617206836, 2455994898, 1729034894, 1080033504], s3:[976866871, 3556439503, 2881648439, 1522871579, 1555064734, 1336096578, 3548522304, 2579274686, 3574697629, 3205460757, 3593280638, 3338716283, 3079412587, 564236357, 2993598910, 1781952180, 1464380207, 3163844217, 3332601554, 1699332808, 1393555694, 1183702653, 3581086237, 1288719814, 691649499, 2847557200, 2895455976, 3193889540, 2717570544, 1781354906, 1676643554, 2592534050, 3230253752, 1126444790, 2770207658, 2633158820, 2210423226, 2615765581, 2414155088, 3127139286, 673620729, 2805611233, 1269405062, 4015350505, 3341807571, 4149409754, 1057255273, 2012875353, 2162469141, 2276492801, 2601117357, 993977747, 3918593370, 2654263191, 753973209, 36408145, 2530585658, 25011837, 3520020182, 2088578344, 530523599, 2918365339, 1524020338, 1518925132, 3760827505, 3759777254, 1202760957, 3985898139, 3906192525, 674977740, 4174734889, 2031300136, 2019492241, 3983892565, 4153806404, 3822280332, 352677332, 2297720250, 60907813, 90501309, 3286998549, 1016092578, 2535922412, 2839152426, 457141659, 509813237, 4120667899, 652014361, 1966332200, 2975202805, 55981186, 2327461051, 676427537, 3255491064, 2882294119, 3433927263, 1307055953, 942726286, 933058658, 2468411793, 3933900994, 4215176142, 1361170020, 2001714738, 2830558078, 3274259782, 1222529897, 1679025792, 2729314320, 3714953764, 1770335741, 151462246, 3013232138, 1682292957, 1483529935, 471910574, 1539241949, 458788160, 3436315007, 1807016891, 3718408830, 978976581, 1043663428, 3165965781, 1927990952, 4200891579, 2372276910, 3208408903, 3533431907, 1412390302, 2931980059, 4132332400, 1947078029, 3881505623, 4168226417, 2941484381, 1077988104, 1320477388, 886195818, 18198404, 3786409000, 2509781533, 112762804, 3463356488, 1866414978, 891333506, 18488651, 661792760, 1628790961, 3885187036, 3141171499, 876946877, 2693282273, 1372485963, 791857591, 2686433993, 3759982718, 3167212022, 3472953795, 2716379847, 445679433, 3561995674, 3504004811, 3574258232, 54117162, 3331405415, 2381918588, 3769707343, 4154350007, 1140177722, 4074052095, 668550556, 3214352940, 367459370, 261225585, 2610173221, 4209349473, 3468074219, 3265815641, 314222801, 3066103646, 3808782860, 282218597, 3406013506, 3773591054, 379116347, 1285071038, 846784868, 2669647154, 3771962079, 3550491691, 2305946142, 453669953, 1268987020, 3317592352, 3279303384, 3744833421, 2610507566, 3859509063, 266596637, 3847019092, 517658769, 3462560207, 3443424879, 370717030, 4247526661, 2224018117, 4143653529, 4112773975, 2788324899, 2477274417, 1456262402, 2901442914, 1517677493, 1846949527, 2295493580, 3734397586, 2176403920, 1280348187, 1908823572, 3871786941, 846861322, 1172426758, 3287448474, 3383383037, 1655181056, 3139813346, 901632758, 1897031941, 2986607138, 3066810236, 3447102507, 1393639104, 373351379, 950779232, 625454576, 3124240540, 4148612726, 2007998917, 544563296, 2244738638, 2330496472, 2058025392, 1291430526, 424198748, 50039436, 29584100, 3605783033, 2429876329, 2791104160, 1057563949, 3255363231, 3075367218, 3463963227, 1469046755, 985887462]};
24
	function add(x, y) {
25
		var sum = (x + y) & 4294967295;
26
		if (sum < 0) {
27
			sum = -sum;
28
			return (65536 * ((sum >> 16) ^ 65535)) + (((sum & 65535) ^ 65535) + 1);
29
		}
30
		return sum;
31
	}
32
	function split(x) {
33
		var r = x & 4294967295;
34
		if (r < 0) {
35
			r = -r;
36
			return [((r & 65535) ^ 65535) + 1, (r >> 16) ^ 65535];
37
		}
38
		return [r & 65535, (r >> 16)];
39
	}
40
	function xor(x, y) {
41
		var xs = split(x);
42
		var ys = split(y);
43
		return (65536 * (xs[1] ^ ys[1])) + (xs[0] ^ ys[0]);
44
	}
45
	function $(v, box) {
46
		var d = v & 255;
47
		v >>= 8;
48
		var c = v & 255;
49
		v >>= 8;
50
		var b = v & 255;
51
		v >>= 8;
52
		var a = v & 255;
53
		var r = add(box.s0[a], box.s1[b]);
54
		r = xor(r, box.s2[c]);
55
		return add(r, box.s3[d]);
56
	}
57
	function eb(o, box) {
58
		var l = o.left;
59
		var r = o.right;
60
		l = xor(l, box.p[0]);
61
		r = xor(r, xor($(l, box), box.p[1]));
62
		l = xor(l, xor($(r, box), box.p[2]));
63
		r = xor(r, xor($(l, box), box.p[3]));
64
		l = xor(l, xor($(r, box), box.p[4]));
65
		r = xor(r, xor($(l, box), box.p[5]));
66
		l = xor(l, xor($(r, box), box.p[6]));
67
		r = xor(r, xor($(l, box), box.p[7]));
68
		l = xor(l, xor($(r, box), box.p[8]));
69
		r = xor(r, xor($(l, box), box.p[9]));
70
		l = xor(l, xor($(r, box), box.p[10]));
71
		r = xor(r, xor($(l, box), box.p[11]));
72
		l = xor(l, xor($(r, box), box.p[12]));
73
		r = xor(r, xor($(l, box), box.p[13]));
74
		l = xor(l, xor($(r, box), box.p[14]));
75
		r = xor(r, xor($(l, box), box.p[15]));
76
		l = xor(l, xor($(r, box), box.p[16]));
77
		o.right = l;
78
		o.left = xor(r, box.p[17]);
79
	}
80
	function db(o, box) {
81
		var l = o.left;
82
		var r = o.right;
83
		l = xor(l, box.p[17]);
84
		r = xor(r, xor($(l, box), box.p[16]));
85
		l = xor(l, xor($(r, box), box.p[15]));
86
		r = xor(r, xor($(l, box), box.p[14]));
87
		l = xor(l, xor($(r, box), box.p[13]));
88
		r = xor(r, xor($(l, box), box.p[12]));
89
		l = xor(l, xor($(r, box), box.p[11]));
90
		r = xor(r, xor($(l, box), box.p[10]));
91
		l = xor(l, xor($(r, box), box.p[9]));
92
		r = xor(r, xor($(l, box), box.p[8]));
93
		l = xor(l, xor($(r, box), box.p[7]));
94
		r = xor(r, xor($(l, box), box.p[6]));
95
		l = xor(l, xor($(r, box), box.p[5]));
96
		r = xor(r, xor($(l, box), box.p[4]));
97
		l = xor(l, xor($(r, box), box.p[3]));
98
		r = xor(r, xor($(l, box), box.p[2]));
99
		l = xor(l, xor($(r, box), box.p[1]));
100
		o.right = l;
101
		o.left = xor(r, box.p[0]);
102
	}
103
	function init(key) {
104
		var k = key;
105
		if (typeof (k) == "string") {
106
			var a = [];
107
			for (var i = 0; i < k.length; i++) {
108
				a.push(k.charCodeAt(i) & 255);
109
			}
110
			k = a;
111
		}
112
		var box = {p:[], s0:[], s1:[], s2:[], s3:[]};
113
		for (var i = 0; i < boxes.p.length; i++) {
114
			box.p.push(boxes.p[i]);
115
		}
116
		for (var i = 0; i < boxes.s0.length; i++) {
117
			box.s0.push(boxes.s0[i]);
118
		}
119
		for (var i = 0; i < boxes.s1.length; i++) {
120
			box.s1.push(boxes.s1[i]);
121
		}
122
		for (var i = 0; i < boxes.s2.length; i++) {
123
			box.s2.push(boxes.s2[i]);
124
		}
125
		for (var i = 0; i < boxes.s3.length; i++) {
126
			box.s3.push(boxes.s3[i]);
127
		}
128
		var pos = 0;
129
		var data = 0;
130
		for (var i = 0; i < box.p.length; i++) {
131
			for (var j = 0; j < 4; j++) {
132
				data = (data * POW8) | k[pos];
133
				if (++pos == k.length) {
134
					pos = 0;
135
				}
136
			}
137
			box.p[i] = xor(box.p[i], data);
138
		}
139
		var res = {left:0, right:0};
140
		for (var i = 0; i < box.p.length; ) {
141
			eb(res, box);
142
			box.p[i++] = res.left;
143
			box.p[i++] = res.right;
144
		}
145
		for (var i = 0; i < 4; i++) {
146
			for (var j = 0; j < box["s" + i].length; ) {
147
				eb(res, box);
148
				box["s" + i][j++] = res.left;
149
				box["s" + i][j++] = res.right;
150
			}
151
		}
152
		return box;
153
	}
154
	function toBase64(ba) {
155
		var p = "=";
156
		var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
157
		var s = [];
158
		var l = ba.length;
159
		var rm = l % 3;
160
		var x = l - rm;
161
		for (var i = 0; i < x; ) {
162
			var t = ba[i++] << 16 | ba[i++] << 8 | ba[i++];
163
			s.push(tab.charAt((t >>> 18) & 63));
164
			s.push(tab.charAt((t >>> 12) & 63));
165
			s.push(tab.charAt((t >>> 6) & 63));
166
			s.push(tab.charAt(t & 63));
167
		}
168
		switch (rm) {
169
		  case 2:
170
			var t = ba[i++] << 16 | ba[i++] << 8;
171
			s.push(tab.charAt((t >>> 18) & 63));
172
			s.push(tab.charAt((t >>> 12) & 63));
173
			s.push(tab.charAt((t >>> 6) & 63));
174
			s.push(p);
175
			break;
176
		  case 1:
177
			var t = ba[i++] << 16;
178
			s.push(tab.charAt((t >>> 18) & 63));
179
			s.push(tab.charAt((t >>> 12) & 63));
180
			s.push(p);
181
			s.push(p);
182
			break;
183
		}
184
		return s.join("");
185
	}
186
	function fromBase64(str) {
187
		var s = str.split("");
188
		var p = "=";
189
		var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
190
		var out = [];
191
		var l = s.length;
192
		while (s[--l] == p) {
193
		}
194
		for (var i = 0; i < l; ) {
195
			var t = tab.indexOf(s[i++]) << 18 | tab.indexOf(s[i++]) << 12 | tab.indexOf(s[i++]) << 6 | tab.indexOf(s[i++]);
196
			out.push((t >>> 16) & 255);
197
			out.push((t >>> 8) & 255);
198
			out.push(t & 255);
199
		}
200
		return out;
201
	}
202
	this.getIV = function (outputType) {
203
		var out = outputType || dojo.crypto.outputTypes.Base64;
204
		switch (out) {
205
		  case dojo.crypto.outputTypes.Hex:
206
			var s = [];
207
			for (var i = 0; i < iv.length; i++) {
208
				s.push((iv[i]).toString(16));
209
			}
210
			return s.join("");
211
		  case dojo.crypto.outputTypes.String:
212
			return iv.join("");
213
		  case dojo.crypto.outputTypes.Raw:
214
			return iv;
215
		  default:
216
			return toBase64(iv);
217
		}
218
	};
219
	this.setIV = function (data, inputType) {
220
		var ip = inputType || dojo.crypto.outputTypes.Base64;
221
		var ba = null;
222
		switch (ip) {
223
		  case dojo.crypto.outputTypes.String:
224
			ba = [];
225
			for (var i = 0; i < data.length; i++) {
226
				ba.push(data.charCodeAt(i));
227
			}
228
			break;
229
		  case dojo.crypto.outputTypes.Hex:
230
			ba = [];
231
			var i = 0;
232
			while (i + 1 < data.length) {
233
				ba.push(parseInt(data.substr(i, 2), 16));
234
				i += 2;
235
			}
236
			break;
237
		  case dojo.crypto.outputTypes.Raw:
238
			ba = data;
239
			break;
240
		  default:
241
			ba = fromBase64(data);
242
			break;
243
		}
244
		iv = {};
245
		iv.left = ba[0] * POW24 | ba[1] * POW16 | ba[2] * POW8 | ba[3];
246
		iv.right = ba[4] * POW24 | ba[5] * POW16 | ba[6] * POW8 | ba[7];
247
	};
248
	this.encrypt = function (plaintext, key, ao) {
249
		var out = dojo.crypto.outputTypes.Base64;
250
		var mode = dojo.crypto.cipherModes.EBC;
251
		if (ao) {
252
			if (ao.outputType) {
253
				out = ao.outputType;
254
			}
255
			if (ao.cipherMode) {
256
				mode = ao.cipherMode;
257
			}
258
		}
259
		var bx = init(key);
260
		var padding = 8 - (plaintext.length & 7);
261
		for (var i = 0; i < padding; i++) {
262
			plaintext += String.fromCharCode(padding);
263
		}
264
		var cipher = [];
265
		var count = plaintext.length >> 3;
266
		var pos = 0;
267
		var o = {};
268
		var isCBC = (mode == dojo.crypto.cipherModes.CBC);
269
		var vector = {left:iv.left || null, right:iv.right || null};
270
		for (var i = 0; i < count; i++) {
271
			o.left = plaintext.charCodeAt(pos) * POW24 | plaintext.charCodeAt(pos + 1) * POW16 | plaintext.charCodeAt(pos + 2) * POW8 | plaintext.charCodeAt(pos + 3);
272
			o.right = plaintext.charCodeAt(pos + 4) * POW24 | plaintext.charCodeAt(pos + 5) * POW16 | plaintext.charCodeAt(pos + 6) * POW8 | plaintext.charCodeAt(pos + 7);
273
			if (isCBC) {
274
				o.left = xor(o.left, vector.left);
275
				o.right = xor(o.right, vector.right);
276
			}
277
			eb(o, bx);
278
			if (isCBC) {
279
				vector.left = o.left;
280
				vector.right = o.right;
281
				dojo.crypto.outputTypes.Hex;
282
			}
283
			cipher.push((o.left >> 24) & 255);
284
			cipher.push((o.left >> 16) & 255);
285
			cipher.push((o.left >> 8) & 255);
286
			cipher.push(o.left & 255);
287
			cipher.push((o.right >> 24) & 255);
288
			cipher.push((o.right >> 16) & 255);
289
			cipher.push((o.right >> 8) & 255);
290
			cipher.push(o.right & 255);
291
			pos += 8;
292
		}
293
		switch (out) {
294
		  case dojo.crypto.outputTypes.Hex:
295
			var s = [];
296
			for (var i = 0; i < cipher.length; i++) {
297
				s.push((cipher[i]).toString(16));
298
			}
299
			return s.join("");
300
		  case dojo.crypto.outputTypes.String:
301
			return cipher.join("");
302
		  case dojo.crypto.outputTypes.Raw:
303
			return cipher;
304
		  default:
305
			return toBase64(cipher);
306
		}
307
	};
308
	this.decrypt = function (ciphertext, key, ao) {
309
		var ip = dojo.crypto.outputTypes.Base64;
310
		var mode = dojo.crypto.cipherModes.EBC;
311
		if (ao) {
312
			if (ao.outputType) {
313
				ip = ao.outputType;
314
			}
315
			if (ao.cipherMode) {
316
				mode = ao.cipherMode;
317
			}
318
		}
319
		var bx = init(key);
320
		var pt = [];
321
		var c = null;
322
		switch (ip) {
323
		  case dojo.crypto.outputTypes.Hex:
324
			c = [];
325
			var i = 0;
326
			while (i + 1 < ciphertext.length) {
327
				c.push(parseInt(ciphertext.substr(i, 2), 16));
328
				i += 2;
329
			}
330
			break;
331
		  case dojo.crypto.outputTypes.String:
332
			c = [];
333
			for (var i = 0; i < ciphertext.length; i++) {
334
				c.push(ciphertext.charCodeAt(i));
335
			}
336
			break;
337
		  case dojo.crypto.outputTypes.Raw:
338
			c = ciphertext;
339
			break;
340
		  default:
341
			c = fromBase64(ciphertext);
342
			break;
343
		}
344
		var count = c.length >> 3;
345
		var pos = 0;
346
		var o = {};
347
		var isCBC = (mode == dojo.crypto.cipherModes.CBC);
348
		var vector = {left:iv.left || null, right:iv.right || null};
349
		for (var i = 0; i < count; i++) {
350
			o.left = c[pos] * POW24 | c[pos + 1] * POW16 | c[pos + 2] * POW8 | c[pos + 3];
351
			o.right = c[pos + 4] * POW24 | c[pos + 5] * POW16 | c[pos + 6] * POW8 | c[pos + 7];
352
			if (isCBC) {
353
				var left = o.left;
354
				var right = o.right;
355
			}
356
			db(o, bx);
357
			if (isCBC) {
358
				o.left = xor(o.left, vector.left);
359
				o.right = xor(o.right, vector.right);
360
				vector.left = left;
361
				vector.right = right;
362
			}
363
			pt.push((o.left >> 24) & 255);
364
			pt.push((o.left >> 16) & 255);
365
			pt.push((o.left >> 8) & 255);
366
			pt.push(o.left & 255);
367
			pt.push((o.right >> 24) & 255);
368
			pt.push((o.right >> 16) & 255);
369
			pt.push((o.right >> 8) & 255);
370
			pt.push(o.right & 255);
371
			pos += 8;
372
		}
373
		if (pt[pt.length - 1] == pt[pt.length - 2] || pt[pt.length - 1] == 1) {
374
			var n = pt[pt.length - 1];
375
			pt.splice(pt.length - n, n);
376
		}
377
		for (var i = 0; i < pt.length; i++) {
378
			pt[i] = String.fromCharCode(pt[i]);
379
		}
380
		return pt.join("");
381
	};
382
	this.setIV("0000000000000000", dojo.crypto.outputTypes.Hex);
383
}();
384