GZ/nwyj/.svn/pristine/f2/f20ffa5861bf48b01b8fc5252471eec455d9b100.svn-base

if (!dojo._hasResource["dojox.crypto.Blowfish"]) { // _hasResource checks added
													// by build. Do not use
													// _hasResource directly in
													// your code.
	dojo._hasResource["dojox.crypto.Blowfish"] = true;
	dojo.provide("dojox.crypto.Blowfish");

	dojo.require("dojox.crypto._base");

	/*
	 * Blowfish Created based on the C# implementation by Marcus Hahn
	 * (http://www.hotpixel.net/) Unsigned math functions derived from Joe
	 * Gregorio's SecureSyndication GM script
	 * http://bitworking.org/projects/securesyndication/ (Note that this is
	 * *not* an adaption of the above script)
	 * 
	 * version 1.0 TRT 2005-12-08
	 */
	dojox.crypto.Blowfish = new function() {
		// summary
		// Object for doing Blowfish encryption/decryption.
		var POW2 = Math.pow(2, 2);
		var POW3 = Math.pow(2, 3);
		var POW4 = Math.pow(2, 4);
		var POW8 = Math.pow(2, 8);
		var POW16 = Math.pow(2, 16);
		var POW24 = Math.pow(2, 24);
		var iv = null; // CBC mode initialization vector
		var boxes = {
			p : [0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, 0xa4093822,
					0x299f31d0, 0x082efa98, 0xec4e6c89, 0x452821e6, 0x38d01377,
					0xbe5466cf, 0x34e90c6c, 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5,
					0xb5470917, 0x9216d5d9, 0x8979fb1b],
			s0 : [0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed,
					0x6a267e96, 0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7,
					0x0801f2e2, 0x858efc16, 0x636920d8, 0x71574e69, 0xa458fea3,
					0xf4933d7e, 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
					0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013, 0xc5d1b023,
					0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e,
					0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1, 0xbd314b27, 0x78af2fda,
					0x55605c60, 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
					0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce, 0xa15486af,
					0x7c72e993, 0xb3ee1411, 0x636fbc2a, 0x2ba9c55d, 0x741831f6,
					0xce5c3e16, 0x9b87931e, 0xafd6ba33, 0x6c24cf5c, 0x7a325381,
					0x28958677, 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
					0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, 0xef845d5d,
					0xe98575b1, 0xdc262302, 0xeb651b88, 0x23893e81, 0xd396acc5,
					0x0f6d6ff3, 0x83f44239, 0x2e0b4482, 0xa4842004, 0x69c8f04a,
					0x9e1f9b5e, 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
					0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3, 0x6eef0b6c,
					0x137a3be4, 0xba3bf050, 0x7efb2a98, 0xa1f1651d, 0x39af0176,
					0x66ca593e, 0x82430e88, 0x8cee8619, 0x456f9fb4, 0x7d84a5c3,
					0x3b8b5ebe, 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
					0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d, 0x37d0d724,
					0xd00a1248, 0xdb0fead3, 0x49f1c09b, 0x075372c9, 0x80991b7b,
					0x25d479d8, 0xf6e8def7, 0xe3fe501a, 0xb6794c3b, 0x976ce0bd,
					0x04c006ba, 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
					0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f, 0x6dfc511f,
					0x9b30952c, 0xcc814544, 0xaf5ebd09, 0xbee3d004, 0xde334afd,
					0x660f2807, 0x192e4bb3, 0xc0cba857, 0x45c8740f, 0xd20b5f39,
					0xb9d3fbdb, 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
					0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8, 0x3c7516df,
					0xfd616b15, 0x2f501ec8, 0xad0552ab, 0x323db5fa, 0xfd238760,
					0x53317b48, 0x3e00df82, 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e,
					0xdf1769db, 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
					0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0, 0x10fa3d98,
					0xfd2183b8, 0x4afcb56c, 0x2dd1d35b, 0x9a53e479, 0xb6f84565,
					0xd28e49bc, 0x4bfb9790, 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341,
					0xcee4c6e8, 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
					0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, 0xd08ed1d0,
					0xafc725e0, 0x8e3c5b2f, 0x8e7594b7, 0x8ff6e2fb, 0xf2122b64,
					0x8888b812, 0x900df01c, 0x4fad5ea0, 0x688fc31c, 0xd1cff191,
					0xb3a8c1ad, 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
					0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299, 0xb4a84fe0,
					0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, 0x165fa266, 0x80957705,
					0x93cc7314, 0x211a1477, 0xe6ad2065, 0x77b5fa86, 0xc75442f5,
					0xfb9d35cf, 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
					0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af, 0x2464369b,
					0xf009b91e, 0x5563911d, 0x59dfa6aa, 0x78c14389, 0xd95a537f,
					0x207d5ba2, 0x02e5b9c5, 0x83260376, 0x6295cfa9, 0x11c81968,
					0x4e734a41, 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
					0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, 0x08ba6fb5,
					0x571be91f, 0xf296ec6b, 0x2a0dd915, 0xb6636521, 0xe7b9f9b6,
					0xff34052e, 0xc5855664, 0x53b02d5d, 0xa99f8fa1, 0x08ba4799,
					0x6e85076a],
			s1 : [0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623, 0xad6ea6b0,
					0x49a7df7d, 0x9cee60b8, 0x8fedb266, 0xecaa8c71, 0x699a17ff,
					0x5664526c, 0xc2b19ee1, 0x193602a5, 0x75094c29, 0xa0591340,
					0xe4183a3e, 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
					0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1, 0x4cdd2086,
					0x8470eb26, 0x6382e9c6, 0x021ecc5e, 0x09686b3f, 0x3ebaefc9,
					0x3c971814, 0x6b6a70a1, 0x687f3584, 0x52a0e286, 0xb79c5305,
					0xaa500737, 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8,
					0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff, 0xae0cf51a,
					0x3cb574b2, 0x25837a58, 0xdc0921bd, 0xd19113f9, 0x7ca92ff6,
					0x94324773, 0x22f54701, 0x3ae5e581, 0x37c2dadc, 0xc8b57634,
					0x9af3dda7, 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
					0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331, 0x4e548b38,
					0x4f6db908, 0x6f420d03, 0xf60a04bf, 0x2cb81290, 0x24977c79,
					0x5679b072, 0xbcaf89af, 0xde9a771f, 0xd9930810, 0xb38bae12,
					0xdccf3f2e, 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87,
					0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c, 0xec7aec3a,
					0xdb851dfa, 0x63094366, 0xc464c3d2, 0xef1c1847, 0x3215d908,
					0xdd433b37, 0x24c2ba16, 0x12a14d43, 0x2a65c451, 0x50940002,
					0x133ae4dd, 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b,
					0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509, 0xf28fe6ed,
					0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e, 0x86e34570, 0xeae96fb1,
					0x860e5e0a, 0x5a3e2ab3, 0x771fe71c, 0x4e3d06fa, 0x2965dcb9,
					0x99e71d0f, 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
					0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4, 0xf2f74ea7,
					0x361d2b3d, 0x1939260f, 0x19c27960, 0x5223a708, 0xf71312b6,
					0xebadfe6e, 0xeac31f66, 0xe3bc4595, 0xa67bc883, 0xb17f37d1,
					0x018cff28, 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802,
					0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84, 0x1521b628,
					0x29076170, 0xecdd4775, 0x619f1510, 0x13cca830, 0xeb61bd96,
					0x0334fe1e, 0xaa0363cf, 0xb5735c90, 0x4c70a239, 0xd59e9e0b,
					0xcbaade14, 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e,
					0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50, 0x40685a32,
					0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7, 0x9b540b19, 0x875fa099,
					0x95f7997e, 0x623d7da8, 0xf837889a, 0x97e32d77, 0x11ed935f,
					0x16681281, 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
					0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696, 0xcdb30aeb,
					0x532e3054, 0x8fd948e4, 0x6dbc3128, 0x58ebf2ef, 0x34c6ffea,
					0xfe28ed61, 0xee7c3c73, 0x5d4a14d9, 0xe864b7e3, 0x42105d14,
					0x203e13e0, 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
					0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105, 0xd81e799e,
					0x86854dc7, 0xe44b476a, 0x3d816250, 0xcf62a1f2, 0x5b8d2646,
					0xfc8883a0, 0xc1c7b6a3, 0x7f1524c3, 0x69cb7492, 0x47848a0b,
					0x5692b285, 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00,
					0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061, 0x3372f092,
					0x8d937e41, 0xd65fecf1, 0x6c223bdb, 0x7cde3759, 0xcbee7460,
					0x4085f2a7, 0xce77326e, 0xa6078084, 0x19f8509e, 0xe8efd855,
					0x61d99735, 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
					0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9, 0xdb73dbd3,
					0x105588cd, 0x675fda79, 0xe3674340, 0xc5c43465, 0x713e38d8,
					0x3d28f89e, 0xf16dff20, 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b,
					0xdb83adf7],
			s2 : [0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934, 0x411520f7,
					0x7602d4f7, 0xbcf46b2e, 0xd4a20068, 0xd4082471, 0x3320f46a,
					0x43b7d4b7, 0x500061af, 0x1e39f62e, 0x97244546, 0x14214f74,
					0xbf8b8840, 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45,
					0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504, 0x96eb27b3,
					0x55fd3941, 0xda2547e6, 0xabca0a9a, 0x28507825, 0x530429f4,
					0x0a2c86da, 0xe9b66dfb, 0x68dc1462, 0xd7486900, 0x680ec0a4,
					0x27a18dee, 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6,
					0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42, 0x20fe9e35,
					0xd9f385b9, 0xee39d7ab, 0x3b124e8b, 0x1dc9faf7, 0x4b6d1856,
					0x26a36631, 0xeae397b2, 0x3a6efa74, 0xdd5b4332, 0x6841e7f7,
					0xca7820fb, 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
					0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b, 0x55a867bc,
					0xa1159a58, 0xcca92963, 0x99e1db33, 0xa62a4a56, 0x3f3125f9,
					0x5ef47e1c, 0x9029317c, 0xfdf8e802, 0x04272f70, 0x80bb155c,
					0x05282ce3, 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc,
					0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17, 0x325f51eb,
					0xd59bc0d1, 0xf2bcc18f, 0x41113564, 0x257b7834, 0x602a9c60,
					0xdff8e8a3, 0x1f636c1b, 0x0e12b4c2, 0x02e1329e, 0xaf664fd1,
					0xcad18115, 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922,
					0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728, 0xd0127845,
					0x95b794fd, 0x647d0862, 0xe7ccf5f0, 0x5449a36f, 0x877d48fa,
					0xc39dfd27, 0xf33e8d1e, 0x0a476341, 0x992eff74, 0x3a6f6eab,
					0xf4f8fd37, 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
					0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804, 0xf1290dc7,
					0xcc00ffa3, 0xb5390f92, 0x690fed0b, 0x667b9ffb, 0xcedb7d9c,
					0xa091cf0b, 0xd9155ea3, 0xbb132f88, 0x515bad24, 0x7b9479bf,
					0x763bd6eb, 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d,
					0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c, 0x6a124237,
					0xb79251e7, 0x06a1bbe6, 0x4bfb6350, 0x1a6b1018, 0x11caedfa,
					0x3d25bdd8, 0xe2e1c3c9, 0x44421659, 0x0a121386, 0xd90cec6e,
					0xd5abea2a, 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
					0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d, 0xd1fd8346,
					0xf6381fb0, 0x7745ae04, 0xd736fccc, 0x83426b33, 0xf01eab71,
					0xb0804187, 0x3c005e5f, 0x77a057be, 0xbde8ae24, 0x55464299,
					0xbf582e61, 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
					0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9, 0x7aeb2661,
					0x8b1ddf84, 0x846a0e79, 0x915f95e2, 0x466e598e, 0x20b45770,
					0x8cd55591, 0xc902de4c, 0xb90bace1, 0xbb8205d0, 0x11a86248,
					0x7574a99e, 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633,
					0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10, 0x1ab93d1d,
					0x0ba5a4df, 0xa186f20f, 0x2868f169, 0xdcb7da83, 0x573906fe,
					0xa1e2ce9b, 0x4fcd7f52, 0x50115e01, 0xa70683fa, 0xa002b5c4,
					0x0de6d027, 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5,
					0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62, 0x11e69ed7,
					0x2338ea63, 0x53c2dd94, 0xc2c21634, 0xbbcbee56, 0x90bcb6de,
					0xebfc7da1, 0xce591d76, 0x6f05e409, 0x4b7c0188, 0x39720a3d,
					0x7c927c24, 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
					0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4, 0x1e50ef5e,
					0xb161e6f8, 0xa28514d9, 0x6c51133c, 0x6fd5c7e7, 0x56e14ec4,
					0x362abfce, 0xddc6c837, 0xd79a3234, 0x92638212, 0x670efa8e,
					0x406000e0],
			s3 : [0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b, 0x5cb0679e,
					0x4fa33742, 0xd3822740, 0x99bc9bbe, 0xd5118e9d, 0xbf0f7315,
					0xd62d1c7e, 0xc700c47b, 0xb78c1b6b, 0x21a19045, 0xb26eb1be,
					0x6a366eb4, 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8,
					0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6, 0x2939bbdb,
					0xa9ba4650, 0xac9526e8, 0xbe5ee304, 0xa1fad5f0, 0x6a2d519a,
					0x63ef8ce2, 0x9a86ee22, 0xc089c2b8, 0x43242ef6, 0xa51e03aa,
					0x9cf2d0a4, 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6,
					0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9, 0xc72fefd3,
					0xf752f7da, 0x3f046f69, 0x77fa0a59, 0x80e4a915, 0x87b08601,
					0x9b09e6ad, 0x3b3ee593, 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9,
					0x022b8b51, 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
					0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c, 0xe029ac71,
					0xe019a5e6, 0x47b0acfd, 0xed93fa9b, 0xe8d3c48d, 0x283b57cc,
					0xf8d56629, 0x79132e28, 0x785f0191, 0xed756055, 0xf7960e44,
					0xe3d35e8c, 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd,
					0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a, 0x1b3f6d9b,
					0x1e6321f5, 0xf59c66fb, 0x26dcf319, 0x7533d928, 0xb155fdf5,
					0x03563482, 0x8aba3cbb, 0x28517711, 0xc20ad9f8, 0xabcc5167,
					0xccad925f, 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991,
					0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32, 0xa8b6e37e,
					0xc3293d46, 0x48de5369, 0x6413e680, 0xa2ae0810, 0xdd6db224,
					0x69852dfd, 0x09072166, 0xb39a460a, 0x6445c0dd, 0x586cdecf,
					0x1c20c8ae, 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
					0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5, 0x72eacea8,
					0xfa6484bb, 0x8d6612ae, 0xbf3c6f47, 0xd29be463, 0x542f5d9e,
					0xaec2771b, 0xf64e6370, 0x740e0d8d, 0xe75b1357, 0xf8721671,
					0xaf537d5d, 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84,
					0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048, 0x6f3f3b82,
					0x3520ab82, 0x011a1d4b, 0x277227f8, 0x611560b1, 0xe7933fdc,
					0xbb3a792b, 0x344525bd, 0xa08839e1, 0x51ce794b, 0x2f32c9b7,
					0xa01fbac9, 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7,
					0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38, 0x0339c32a,
					0xc6913667, 0x8df9317c, 0xe0b12b4f, 0xf79e59b7, 0x43f5bb3a,
					0xf2d519ff, 0x27d9459c, 0xbf97222c, 0x15e6fc2a, 0x0f91fc71,
					0x9b941525, 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
					0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442, 0xe0ec6e0e,
					0x1698db3b, 0x4c98a0be, 0x3278e964, 0x9f1f9532, 0xe0d392df,
					0xd3a0342b, 0x8971f21e, 0x1b0a7441, 0x4ba3348c, 0xc5be7120,
					0xc37632d8, 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d,
					0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f, 0x1618b166,
					0xfd2c1d05, 0x848fd2c5, 0xf6fb2299, 0xf523f357, 0xa6327623,
					0x93a83531, 0x56cccd02, 0xacf08162, 0x5a75ebb5, 0x6e163697,
					0x88d273cc, 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614,
					0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a, 0xc9aa53fd,
					0x62a80f00, 0xbb25bfe2, 0x35bdd2f6, 0x71126905, 0xb2040222,
					0xb6cbcf7c, 0xcd769c2b, 0x53113ec0, 0x1640e3d3, 0x38abbd60,
					0x2547adf0, 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
					0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e, 0x1948c25c,
					0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9, 0x90d4f869, 0xa65cdea0,
					0x3f09252d, 0xc208e69f, 0xb74e6132, 0xce77e25b, 0x578fdfe3,
					0x3ac372e6]
		}
		// //////////////////////////////////////////////////////////////////////////
		function add(x, y) {
			var sum = (x + y) & 0xffffffff;
			if (sum < 0) {
				sum = -sum;
				return (0x10000 * ((sum >> 16) ^ 0xffff))
						+ (((sum & 0xffff) ^ 0xffff) + 1);
			}
			return sum;
		}
		function split(x) {
			var r = x & 0xffffffff;
			if (r < 0) {
				r = -r;
				return [((r & 0xffff) ^ 0xffff) + 1, (r >> 16) ^ 0xffff];
			}
			return [r & 0xffff, (r >> 16)];
		}
		function xor(x, y) {
			var xs = split(x);
			var ys = split(y);
			return (0x10000 * (xs[1] ^ ys[1])) + (xs[0] ^ ys[0]);
		}
		function $(v, box) {
			var d = v & 0xff;
			v >>= 8;
			var c = v & 0xff;
			v >>= 8;
			var b = v & 0xff;
			v >>= 8;
			var a = v & 0xff;
			var r = add(box.s0[a], box.s1[b]);
			r = xor(r, box.s2[c]);
			return add(r, box.s3[d]);
		}
		// //////////////////////////////////////////////////////////////////////////
		function eb(o, box) {
			var l = o.left;
			var r = o.right;
			l = xor(l, box.p[0]);
			r = xor(r, xor($(l, box), box.p[1]));
			l = xor(l, xor($(r, box), box.p[2]));
			r = xor(r, xor($(l, box), box.p[3]));
			l = xor(l, xor($(r, box), box.p[4]));
			r = xor(r, xor($(l, box), box.p[5]));
			l = xor(l, xor($(r, box), box.p[6]));
			r = xor(r, xor($(l, box), box.p[7]));
			l = xor(l, xor($(r, box), box.p[8]));
			r = xor(r, xor($(l, box), box.p[9]));
			l = xor(l, xor($(r, box), box.p[10]));
			r = xor(r, xor($(l, box), box.p[11]));
			l = xor(l, xor($(r, box), box.p[12]));
			r = xor(r, xor($(l, box), box.p[13]));
			l = xor(l, xor($(r, box), box.p[14]));
			r = xor(r, xor($(l, box), box.p[15]));
			l = xor(l, xor($(r, box), box.p[16]));
			o.right = l;
			o.left = xor(r, box.p[17]);
		}

		function db(o, box) {
			var l = o.left;
			var r = o.right;
			l = xor(l, box.p[17]);
			r = xor(r, xor($(l, box), box.p[16]));
			l = xor(l, xor($(r, box), box.p[15]));
			r = xor(r, xor($(l, box), box.p[14]));
			l = xor(l, xor($(r, box), box.p[13]));
			r = xor(r, xor($(l, box), box.p[12]));
			l = xor(l, xor($(r, box), box.p[11]));
			r = xor(r, xor($(l, box), box.p[10]));
			l = xor(l, xor($(r, box), box.p[9]));
			r = xor(r, xor($(l, box), box.p[8]));
			l = xor(l, xor($(r, box), box.p[7]));
			r = xor(r, xor($(l, box), box.p[6]));
			l = xor(l, xor($(r, box), box.p[5]));
			r = xor(r, xor($(l, box), box.p[4]));
			l = xor(l, xor($(r, box), box.p[3]));
			r = xor(r, xor($(l, box), box.p[2]));
			l = xor(l, xor($(r, box), box.p[1]));
			o.right = l;
			o.left = xor(r, box.p[0]);
		}

		// Note that we aren't caching contexts here; it might take a little
		// longer
		// but we should be more secure this way.
		function init(key) {
			var k = key;
			if (typeof(k) == "string") {
				var a = [];
				for (var i = 0; i < k.length; i++)
					a.push(k.charCodeAt(i) & 0xff);
				k = a;
			}
			// init the boxes
			var box = {
				p : [],
				s0 : [],
				s1 : [],
				s2 : [],
				s3 : []
			};
			for (var i = 0; i < boxes.p.length; i++)
				box.p.push(boxes.p[i]);
			for (var i = 0; i < boxes.s0.length; i++)
				box.s0.push(boxes.s0[i]);
			for (var i = 0; i < boxes.s1.length; i++)
				box.s1.push(boxes.s1[i]);
			for (var i = 0; i < boxes.s2.length; i++)
				box.s2.push(boxes.s2[i]);
			for (var i = 0; i < boxes.s3.length; i++)
				box.s3.push(boxes.s3[i]);

			// init p with the key
			var pos = 0;
			var data = 0;
			for (var i = 0; i < box.p.length; i++) {
				for (var j = 0; j < 4; j++) {
					data = (data * POW8) | k[pos];
					if (++pos == k.length)
						pos = 0;
				}
				box.p[i] = xor(box.p[i], data);
			}

			// encrypt p and the s boxes
			var res = {
				left : 0,
				right : 0
			};
			for (var i = 0; i < box.p.length;) {
				eb(res, box);
				box.p[i++] = res.left;
				box.p[i++] = res.right;
			}
			for (var i = 0; i < 4; i++) {
				for (var j = 0; j < box["s" + i].length;) {
					eb(res, box);
					box["s" + i][j++] = res.left;
					box["s" + i][j++] = res.right;
				}
			}
			return box;
		}

		// //////////////////////////////////////////////////////////////////////////
		// CONVERSION FUNCTIONS
		// //////////////////////////////////////////////////////////////////////////
		// these operate on byte arrays, NOT word arrays.
		function toBase64(ba) {
			var p = "=";
			var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
			var s = [];
			var l = ba.length;
			var rm = l % 3;
			var x = l - rm;
			for (var i = 0; i < x;) {
				var t = ba[i++] << 16 | ba[i++] << 8 | ba[i++];
				s.push(tab.charAt((t >>> 18) & 0x3f));
				s.push(tab.charAt((t >>> 12) & 0x3f));
				s.push(tab.charAt((t >>> 6) & 0x3f));
				s.push(tab.charAt(t & 0x3f));
			}
			// deal with trailers, based on patch from Peter Wood.
			switch (rm) {
				case 2 : {
					var t = ba[i++] << 16 | ba[i++] << 8;
					s.push(tab.charAt((t >>> 18) & 0x3f));
					s.push(tab.charAt((t >>> 12) & 0x3f));
					s.push(tab.charAt((t >>> 6) & 0x3f));
					s.push(p);
					break;
				}
				case 1 : {
					var t = ba[i++] << 16;
					s.push(tab.charAt((t >>> 18) & 0x3f));
					s.push(tab.charAt((t >>> 12) & 0x3f));
					s.push(p);
					s.push(p);
					break;
				}
			}
			return s.join("");
		}
		function fromBase64(str) {
			var s = str.split("");
			var p = "=";
			var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
			var out = [];
			var l = s.length;
			while (s[--l] == p) {
			}
			for (var i = 0; i < l;) {
				var t = tab.indexOf(s[i++]) << 18;
				if (i <= l) {
					t |= tab.indexOf(s[i++]) << 12
				};
				if (i <= l) {
					t |= tab.indexOf(s[i++]) << 6
				};
				if (i <= l) {
					t |= tab.indexOf(s[i++])
				};
				out.push((t >>> 16) & 0xff);
				out.push((t >>> 8) & 0xff);
				out.push(t & 0xff);
			}
			// strip off any null bytes
			while (out[out.length - 1] == 0) {
				out.pop();
			}
			return out;
		}
		// //////////////////////////////////////////////////////////////////////////
		// PUBLIC FUNCTIONS
		// 0.2: Only supporting ECB mode for now.
		// //////////////////////////////////////////////////////////////////////////
		this.getIV = function(/* dojox.crypto.outputTypes? */outputType) {
			// summary
			// returns the initialization vector in the output format specified
			// by outputType
			var out = outputType || dojox.crypto.outputTypes.Base64;
			switch (out) {
				case dojox.crypto.outputTypes.Hex : {
					var s = [];
					for (var i = 0; i < iv.length; i++)
						s.push((iv[i]).toString(16));
					return s.join(""); // string
				}
				case dojox.crypto.outputTypes.String : {
					return iv.join(""); // string
				}
				case dojox.crypto.outputTypes.Raw : {
					return iv; // array
				}
				default : {
					return toBase64(iv); // string
				}
			}
		};
		this.setIV = function(/* string */data, /* dojox.crypto.outputTypes? */
				inputType) {
			// summary
			// sets the initialization vector to data (as interpreted as
			// inputType)
			var ip = inputType || dojox.crypto.outputTypes.Base64;
			var ba = null;
			switch (ip) {
				case dojox.crypto.outputTypes.String : {
					ba = [];
					for (var i = 0; i < data.length; i++) {
						ba.push(data.charCodeAt(i));
					}
					break;
				}
				case dojox.crypto.outputTypes.Hex : {
					ba = [];
					var i = 0;
					while (i + 1 < data.length) {
						ba.push(parseInt(data.substr(i, 2), 16));
						i += 2;
					}
					break;
				}
				case dojox.crypto.outputTypes.Raw : {
					ba = data;
					break;
				}
				default : {
					ba = fromBase64(data);
					break;
				}
			}
			// make it a pair of words now
			iv = {};
			iv.left = ba[0] * POW24 | ba[1] * POW16 | ba[2] * POW8 | ba[3];
			iv.right = ba[4] * POW24 | ba[5] * POW16 | ba[6] * POW8 | ba[7];
		}
		this.encrypt = function(/* string */plaintext, /* string */key, /* object? */
				ao) {
			// summary
			// encrypts plaintext using key; allows user to specify output type
			// and cipher mode via keyword object "ao"
			var out = dojox.crypto.outputTypes.Base64;
			var mode = dojox.crypto.cipherModes.EBC;
			if (ao) {
				if (ao.outputType)
					out = ao.outputType;
				if (ao.cipherMode)
					mode = ao.cipherMode;
			}

			var bx = init(key);
			var padding = 8 - (plaintext.length & 7);
			for (var i = 0; i < padding; i++)
				plaintext += String.fromCharCode(padding);
			var cipher = [];
			var count = plaintext.length >> 3;
			var pos = 0;
			var o = {};
			var isCBC = (mode == dojox.crypto.cipherModes.CBC);
			var vector = {
				left : iv.left || null,
				right : iv.right || null
			};
			for (var i = 0; i < count; i++) {
				o.left = plaintext.charCodeAt(pos) * POW24
						| plaintext.charCodeAt(pos + 1) * POW16
						| plaintext.charCodeAt(pos + 2) * POW8
						| plaintext.charCodeAt(pos + 3);
				o.right = plaintext.charCodeAt(pos + 4) * POW24
						| plaintext.charCodeAt(pos + 5) * POW16
						| plaintext.charCodeAt(pos + 6) * POW8
						| plaintext.charCodeAt(pos + 7);

				if (isCBC) {
					o.left = xor(o.left, vector.left);
					o.right = xor(o.right, vector.right);
				}

				eb(o, bx); // encrypt the block

				if (isCBC) {
					vector.left = o.left;
					vector.right = o.right;
					dojox.crypto.outputTypes.Hex
				}

				cipher.push((o.left >> 24) & 0xff);
				cipher.push((o.left >> 16) & 0xff);
				cipher.push((o.left >> 8) & 0xff);
				cipher.push(o.left & 0xff);
				cipher.push((o.right >> 24) & 0xff);
				cipher.push((o.right >> 16) & 0xff);
				cipher.push((o.right >> 8) & 0xff);
				cipher.push(o.right & 0xff);
				pos += 8;
			}
			switch (out) {
				case dojox.crypto.outputTypes.Hex : {
					var s = [];
					for (var i = 0; i < cipher.length; i++)
						s.push((cipher[i]).toString(16));
					return s.join(""); // string
				}
				case dojox.crypto.outputTypes.String : {
					return cipher.join(""); // string
				}
				case dojox.crypto.outputTypes.Raw : {
					return cipher; // array
				}
				default : {
					return toBase64(cipher); // string
				}
			}
		};

		this.decrypt = function(/* string */ciphertext, /* string */key, /* object? */
				ao) {
			// summary
			// decrypts ciphertext using key; allows specification of how
			// ciphertext is encoded via ao.
			var ip = dojox.crypto.outputTypes.Base64;
			var mode = dojox.crypto.cipherModes.EBC;
			if (ao) {
				if (ao.outputType)
					ip = ao.outputType;
				if (ao.cipherMode)
					mode = ao.cipherMode;
			}
			var bx = init(key);
			var pt = [];

			var c = null;
			switch (ip) {
				case dojox.crypto.outputTypes.Hex : {
					c = [];
					var i = 0;
					while (i + 1 < ciphertext.length) {
						c.push(parseInt(ciphertext.substr(i, 2), 16));
						i += 2;
					}
					break;
				}
				case dojox.crypto.outputTypes.String : {
					c = [];
					for (var i = 0; i < ciphertext.length; i++) {
						c.push(ciphertext.charCodeAt(i));
					}
					break;
				}
				case dojox.crypto.outputTypes.Raw : {
					c = ciphertext; // should be a byte array
					break;
				}
				default : {
					c = fromBase64(ciphertext);
					break;
				}
			}

			var count = c.length >> 3;
			var pos = 0;
			var o = {};
			var isCBC = (mode == dojox.crypto.cipherModes.CBC);
			var vector = {
				left : iv.left || null,
				right : iv.right || null
			};
			for (var i = 0; i < count; i++) {
				o.left = c[pos] * POW24 | c[pos + 1] * POW16 | c[pos + 2]
						* POW8 | c[pos + 3];
				o.right = c[pos + 4] * POW24 | c[pos + 5] * POW16 | c[pos + 6]
						* POW8 | c[pos + 7];

				if (isCBC) {
					var left = o.left;
					var right = o.right;
				}

				db(o, bx); // decrypt the block

				if (isCBC) {
					o.left = xor(o.left, vector.left);
					o.right = xor(o.right, vector.right);
					vector.left = left;
					vector.right = right;
				}

				pt.push((o.left >> 24) & 0xff);
				pt.push((o.left >> 16) & 0xff);
				pt.push((o.left >> 8) & 0xff);
				pt.push(o.left & 0xff);
				pt.push((o.right >> 24) & 0xff);
				pt.push((o.right >> 16) & 0xff);
				pt.push((o.right >> 8) & 0xff);
				pt.push(o.right & 0xff);
				pos += 8;
			}

			// check for padding, and remove.
			if (pt[pt.length - 1] == pt[pt.length - 2]
					|| pt[pt.length - 1] == 0x01) {
				var n = pt[pt.length - 1];
				pt.splice(pt.length - n, n);
			}

			// convert to string
			for (var i = 0; i < pt.length; i++)
				pt[i] = String.fromCharCode(pt[i]);
			return pt.join(""); // string
		};

		this.setIV("0000000000000000", dojox.crypto.outputTypes.Hex);
	}();

}