blowfish.java

基于Jabber协议的即时消息服务器

            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 };

        final static int sbox_init_3[] = {

            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 };


        final static int sbox_init_4[] = {

            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 };
    }


    private static class BlowfishCBC extends BlowfishECB {


        // here we hold the CBC IV
        long m_lCBCIV;

        /**
         * get the current CBC IV (for cipher resets)
         * @return current CBC IV
         */
        public long getCBCIV()
        {
            return m_lCBCIV;
        }

        /**
         * get the current CBC IV (for cipher resets)
         * @param dest wher eto put current CBC IV in network byte ordered array
         */
        public void getCBCIV(byte[] dest)
        {
            longToByteArray(m_lCBCIV, dest, 0);
        }

        /**
         * set the current CBC IV (for cipher resets)
         * @param lNewCBCIV the new CBC IV
         */
        public void setCBCIV(long lNewCBCIV)
        {
            m_lCBCIV = lNewCBCIV;
        }

        /**
         * set the current CBC IV (for cipher resets)
         * @param newCBCIV the new CBC IV  in network byte ordered array
         */
        public void setCBCIV(byte[] newCBCIV)
        {
            m_lCBCIV = byteArrayToLong(newCBCIV, 0);
        }


        /**
         * constructor, stores a zero CBC IV
         * @param bfkey key material, up to MAXKEYLENGTH bytes
         */
        public BlowfishCBC(byte[] bfkey)
        {
            super(bfkey);

            // store zero CBCB IV
            setCBCIV(0);
        }


        /**
         * constructor
         * @param bfkey key material, up to MAXKEYLENGTH bytes
         * @param lInitCBCIV the CBC IV
         */
        public BlowfishCBC(byte[] bfkey,
                           long lInitCBCIV)
        {
            super(bfkey);

            // store the CBCB IV
            setCBCIV(lInitCBCIV);
        }


        /**
         * constructor
         * @param bfkey key material, up to MAXKEYLENGTH bytes
         * @param initCBCIV the CBC IV (array with min. BLOCKSIZE bytes)
         */
        public BlowfishCBC(byte[] bfkey,
                           byte[] initCBCIV)
        {
            super(bfkey);

            // store the CBCB IV
            setCBCIV(initCBCIV);
        }


        /**
         * cleans up all critical internals,
         * call this if you don't need an instance anymore
         */
        public void cleanUp()
        {
            m_lCBCIV = 0;
            super.cleanUp();
        }


        // internal routine to encrypt a block in CBC mode
        private long encryptBlockCBC(long lPlainblock)
        {
            // chain with the CBC IV
            lPlainblock ^= m_lCBCIV;

            // encrypt the block
            lPlainblock = super.encryptBlock(lPlainblock);

            // the encrypted block is the new CBC IV
            return (m_lCBCIV = lPlainblock);
        }


        // internal routine to decrypt a block in CBC mode
        private long decryptBlockCBC(long lCipherblock)
        {
            // save the current block
            long lTemp = lCipherblock;

            // decrypt the block
            lCipherblock = super.decryptBlock(lCipherblock);

            // dechain the block
            lCipherblock ^= m_lCBCIV;

            // set the new CBC IV
            m_lCBCIV = lTemp;

            // return the decrypted block
            return lCipherblock;
        }



        /**
         * encrypts a byte buffer (should be aligned to an 8 byte border)
         * to another buffer (of the same size or bigger)
         * @param inbuffer buffer with plaintext data
         * @param outbuffer buffer to get the ciphertext data
         */
        public void encrypt(byte[] inbuffer,
                            byte[] outbuffer)
        {
            int nLen = inbuffer.length;
            long lTemp;
            for (int nI = 0; nI < nLen; nI +=8)
            {
                // encrypt a temporary 64bit block
                lTemp = byteArrayToLong(inbuffer, nI);
                lTemp = encryptBlockCBC(lTemp);
                longToByteArray(lTemp, outbuffer, nI);
            }
        }



        /**
         * encrypts a byte buffer (should be aligned to an 8 byte border) to itself
         * @param buffer buffer to encrypt
         */
        public void encrypt(byte[] buffer)
        {

            int nLen = buffer.length;
            long lTemp;
            for (int nI = 0; nI < nLen; nI +=8)
            {
                // encrypt a temporary 64bit block
                lTemp = byteArrayToLong(buffer, nI);
                lTemp = encryptBlockCBC(lTemp);
                longToByteArray(lTemp, buffer, nI);
            }
        }




        /**
         * encrypts an int buffer (should be aligned to an
         * two integer border) to another int buffer (of the same
         * size or bigger)
         * @param inbuffer buffer with plaintext data
         * @param outbuffer buffer to get the ciphertext data
         */
        public void encrypt(int[] inbuffer,
                            int[] outbuffer)
        {
            int nLen = inbuffer.length;
            long lTemp;
            for (int nI = 0; nI < nLen; nI +=2)
            {
                // encrypt a temporary 64bit block
                lTemp = intArrayToLong(inbuffer, nI);
                lTemp = encryptBlockCBC(lTemp);
                longToIntArray(lTemp, outbuffer, nI);
            }
        }


        /**
         * encrypts an integer buffer (should be aligned to an
         * @param buffer buffer to encrypt
         */
        public void encrypt(int[] buffer)
        {
            int nLen = buffer.length;
            long lTemp;
            for (int nI = 0; nI < nLen; nI +=2)
            {
                // encrypt a temporary 64bit block
                lTemp = intArrayToLong(buffer, nI);
                lTemp = encryptBlockCBC(lTemp);
                longToIntArray(lTemp, buffer, nI);
            }
        }



        /**
         * encrypts a long buffer to another long buffer (of the same size or bigger)
         * @param inbuffer buffer with plaintext data
         * @param outbuffer buffer to get the ciphertext data
         */
        public void encrypt(long[] inbuffer,
                            long[] outbuffer)
        {
            int nLen = inbuffer.length;
            for (int nI = 0; nI < nLen; nI++)
            {
                outbuffer[nI] = encryptBlockCBC(inbuffer[nI]);
            }
        }



        /**
         * encrypts a long buffer to itself
         * @param buffer buffer to encrypt
         */