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347 lines
17 KiB
347 lines
17 KiB
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#define GROESTL_ROWS 8 |
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#define GROESTL_LENGTHFIELDLEN GROESTL_ROWS |
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#define GROESTL_COLS512 8 |
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#define GROESTL_SIZE512 (GROESTL_ROWS*GROESTL_COLS512) |
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#define GROESTL_ROUNDS512 10 |
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#define GROESTL_HASH_BIT_LEN 256 |
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#define GROESTL_ROTL32(v, n) ROTL32(v, n) |
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#define li_32(h) 0x##h##u |
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#define GROESTL_EXT_BYTE(var,n) ((uint8_t)((uint32_t)(var) >> (8*n))) |
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#define u32BIG(a) \ |
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((GROESTL_ROTL32(a,8) & li_32(00FF00FF)) | \ |
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(GROESTL_ROTL32(a,24) & li_32(FF00FF00))) |
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typedef struct { |
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uint32_t chaining[GROESTL_SIZE512/sizeof(uint32_t)]; |
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uint32_t block_counter1, block_counter2; |
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BitSequence buffer[GROESTL_SIZE512]; |
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int buf_ptr; |
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int bits_in_last_byte; |
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} groestlHashState; |
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__constant__ uint32_t d_groestl_T[512] = { |
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0xa5f432c6, 0xc6a597f4, 0x84976ff8, 0xf884eb97, 0x99b05eee, 0xee99c7b0, 0x8d8c7af6, 0xf68df78c, 0x0d17e8ff, 0xff0de517, 0xbddc0ad6, 0xd6bdb7dc, 0xb1c816de, 0xdeb1a7c8, 0x54fc6d91, 0x915439fc, |
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0x50f09060, 0x6050c0f0, 0x03050702, 0x02030405, 0xa9e02ece, 0xcea987e0, 0x7d87d156, 0x567dac87, 0x192bcce7, 0xe719d52b, 0x62a613b5, 0xb56271a6, 0xe6317c4d, 0x4de69a31, 0x9ab559ec, 0xec9ac3b5, |
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0x45cf408f, 0x8f4505cf, 0x9dbca31f, 0x1f9d3ebc, 0x40c04989, 0x894009c0, 0x879268fa, 0xfa87ef92, 0x153fd0ef, 0xef15c53f, 0xeb2694b2, 0xb2eb7f26, 0xc940ce8e, 0x8ec90740, 0x0b1de6fb, 0xfb0bed1d, |
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0xec2f6e41, 0x41ec822f, 0x67a91ab3, 0xb3677da9, 0xfd1c435f, 0x5ffdbe1c, 0xea256045, 0x45ea8a25, 0xbfdaf923, 0x23bf46da, 0xf7025153, 0x53f7a602, 0x96a145e4, 0xe496d3a1, 0x5bed769b, 0x9b5b2ded, |
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0xc25d2875, 0x75c2ea5d, 0x1c24c5e1, 0xe11cd924, 0xaee9d43d, 0x3dae7ae9, 0x6abef24c, 0x4c6a98be, 0x5aee826c, 0x6c5ad8ee, 0x41c3bd7e, 0x7e41fcc3, 0x0206f3f5, 0xf502f106, 0x4fd15283, 0x834f1dd1, |
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0x5ce48c68, 0x685cd0e4, 0xf4075651, 0x51f4a207, 0x345c8dd1, 0xd134b95c, 0x0818e1f9, 0xf908e918, 0x93ae4ce2, 0xe293dfae, 0x73953eab, 0xab734d95, 0x53f59762, 0x6253c4f5, 0x3f416b2a, 0x2a3f5441, |
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0x0c141c08, 0x080c1014, 0x52f66395, 0x955231f6, 0x65afe946, 0x46658caf, 0x5ee27f9d, 0x9d5e21e2, 0x28784830, 0x30286078, 0xa1f8cf37, 0x37a16ef8, 0x0f111b0a, 0x0a0f1411, 0xb5c4eb2f, 0x2fb55ec4, |
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0x091b150e, 0x0e091c1b, 0x365a7e24, 0x2436485a, 0x9bb6ad1b, 0x1b9b36b6, 0x3d4798df, 0xdf3da547, 0x266aa7cd, 0xcd26816a, 0x69bbf54e, 0x4e699cbb, 0xcd4c337f, 0x7fcdfe4c, 0x9fba50ea, 0xea9fcfba, |
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0x1b2d3f12, 0x121b242d, 0x9eb9a41d, 0x1d9e3ab9, 0x749cc458, 0x5874b09c, 0x2e724634, 0x342e6872, 0x2d774136, 0x362d6c77, 0xb2cd11dc, 0xdcb2a3cd, 0xee299db4, 0xb4ee7329, 0xfb164d5b, 0x5bfbb616, |
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0xf601a5a4, 0xa4f65301, 0x4dd7a176, 0x764decd7, 0x61a314b7, 0xb76175a3, 0xce49347d, 0x7dcefa49, 0x7b8ddf52, 0x527ba48d, 0x3e429fdd, 0xdd3ea142, 0x7193cd5e, 0x5e71bc93, 0x97a2b113, 0x139726a2, |
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0xf504a2a6, 0xa6f55704, 0x68b801b9, 0xb96869b8, 0, 0, 0x2c74b5c1, 0xc12c9974, 0x60a0e040, 0x406080a0, 0x1f21c2e3, 0xe31fdd21, 0xc8433a79, 0x79c8f243, 0xed2c9ab6, 0xb6ed772c, |
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0xbed90dd4, 0xd4beb3d9, 0x46ca478d, 0x8d4601ca, 0xd9701767, 0x67d9ce70, 0x4bddaf72, 0x724be4dd, 0xde79ed94, 0x94de3379, 0xd467ff98, 0x98d42b67, 0xe82393b0, 0xb0e87b23, 0x4ade5b85, 0x854a11de, |
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0x6bbd06bb, 0xbb6b6dbd, 0x2a7ebbc5, 0xc52a917e, 0xe5347b4f, 0x4fe59e34, 0x163ad7ed, 0xed16c13a, 0xc554d286, 0x86c51754, 0xd762f89a, 0x9ad72f62, 0x55ff9966, 0x6655ccff, 0x94a7b611, 0x119422a7, |
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0xcf4ac08a, 0x8acf0f4a, 0x1030d9e9, 0xe910c930, 0x060a0e04, 0x0406080a, 0x819866fe, 0xfe81e798, 0xf00baba0, 0xa0f05b0b, 0x44ccb478, 0x7844f0cc, 0xbad5f025, 0x25ba4ad5, 0xe33e754b, 0x4be3963e, |
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0xf30eaca2, 0xa2f35f0e, 0xfe19445d, 0x5dfeba19, 0xc05bdb80, 0x80c01b5b, 0x8a858005, 0x058a0a85, 0xadecd33f, 0x3fad7eec, 0xbcdffe21, 0x21bc42df, 0x48d8a870, 0x7048e0d8, 0x040cfdf1, 0xf104f90c, |
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0xdf7a1963, 0x63dfc67a, 0xc1582f77, 0x77c1ee58, 0x759f30af, 0xaf75459f, 0x63a5e742, 0x426384a5, 0x30507020, 0x20304050, 0x1a2ecbe5, 0xe51ad12e, 0x0e12effd, 0xfd0ee112, 0x6db708bf, 0xbf6d65b7, |
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0x4cd45581, 0x814c19d4, 0x143c2418, 0x1814303c, 0x355f7926, 0x26354c5f, 0x2f71b2c3, 0xc32f9d71, 0xe13886be, 0xbee16738, 0xa2fdc835, 0x35a26afd, 0xcc4fc788, 0x88cc0b4f, 0x394b652e, 0x2e395c4b, |
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0x57f96a93, 0x93573df9, 0xf20d5855, 0x55f2aa0d, 0x829d61fc, 0xfc82e39d, 0x47c9b37a, 0x7a47f4c9, 0xacef27c8, 0xc8ac8bef, 0xe73288ba, 0xbae76f32, 0x2b7d4f32, 0x322b647d, 0x95a442e6, 0xe695d7a4, |
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0xa0fb3bc0, 0xc0a09bfb, 0x98b3aa19, 0x199832b3, 0xd168f69e, 0x9ed12768, 0x7f8122a3, 0xa37f5d81, 0x66aaee44, 0x446688aa, 0x7e82d654, 0x547ea882, 0xabe6dd3b, 0x3bab76e6, 0x839e950b, 0xb83169e, |
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0xca45c98c, 0x8cca0345, 0x297bbcc7, 0xc729957b, 0xd36e056b, 0x6bd3d66e, 0x3c446c28, 0x283c5044, 0x798b2ca7, 0xa779558b, 0xe23d81bc, 0xbce2633d, 0x1d273116, 0x161d2c27, 0x769a37ad, 0xad76419a, |
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0x3b4d96db, 0xdb3bad4d, 0x56fa9e64, 0x6456c8fa, 0x4ed2a674, 0x744ee8d2, 0x1e223614, 0x141e2822, 0xdb76e492, 0x92db3f76, 0x0a1e120c, 0x0c0a181e, 0x6cb4fc48, 0x486c90b4, 0xe4378fb8, 0xb8e46b37, |
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0x5de7789f, 0x9f5d25e7, 0x6eb20fbd, 0xbd6e61b2, 0xef2a6943, 0x43ef862a, 0xa6f135c4, 0xc4a693f1, 0xa8e3da39, 0x39a872e3, 0xa4f7c631, 0x31a462f7, 0x37598ad3, 0xd337bd59, 0x8b8674f2, 0xf28bff86, |
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0x325683d5, 0xd532b156, 0x43c54e8b, 0x8b430dc5, 0x59eb856e, 0x6e59dceb, 0xb7c218da, 0xdab7afc2, 0x8c8f8e01, 0x018c028f, 0x64ac1db1, 0xb16479ac, 0xd26df19c, 0x9cd2236d, 0xe03b7249, 0x49e0923b, |
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0xb4c71fd8, 0xd8b4abc7, 0xfa15b9ac, 0xacfa4315, 0x0709faf3, 0xf307fd09, 0x256fa0cf, 0xcf25856f, 0xafea20ca, 0xcaaf8fea, 0x8e897df4, 0xf48ef389, 0xe9206747, 0x47e98e20, 0x18283810, 0x10182028, |
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0xd5640b6f, 0x6fd5de64, 0x888373f0, 0xf088fb83, 0x6fb1fb4a, 0x4a6f94b1, 0x7296ca5c, 0x5c72b896, 0x246c5438, 0x3824706c, 0xf1085f57, 0x57f1ae08, 0xc7522173, 0x73c7e652, 0x51f36497, 0x975135f3, |
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0x2365aecb, 0xcb238d65, 0x7c8425a1, 0xa17c5984, 0x9cbf57e8, 0xe89ccbbf, 0x21635d3e, 0x3e217c63, 0xdd7cea96, 0x96dd377c, 0xdc7f1e61, 0x61dcc27f, 0x86919c0d, 0x0d861a91, 0x85949b0f, 0xf851e94, |
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0x90ab4be0, 0xe090dbab, 0x42c6ba7c, 0x7c42f8c6, 0xc4572671, 0x71c4e257, 0xaae529cc, 0xccaa83e5, 0xd873e390, 0x90d83b73, 0x050f0906, 0x06050c0f, 0x0103f4f7, 0xf701f503, 0x12362a1c, 0x1c123836, |
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0xa3fe3cc2, 0xc2a39ffe, 0x5fe18b6a, 0x6a5fd4e1, 0xf910beae, 0xaef94710, 0xd06b0269, 0x69d0d26b, 0x91a8bf17, 0x17912ea8, 0x58e87199, 0x995829e8, 0x2769533a, 0x3a277469, 0xb9d0f727, 0x27b94ed0, |
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0x384891d9, 0xd938a948, 0x1335deeb, 0xeb13cd35, 0xb3cee52b, 0x2bb356ce, 0x33557722, 0x22334455, 0xbbd604d2, 0xd2bbbfd6, 0x709039a9, 0xa9704990, 0x89808707, 0x07890e80, 0xa7f2c133, 0x33a766f2, |
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0xb6c1ec2d, 0x2db65ac1, 0x22665a3c, 0x3c227866, 0x92adb815, 0x15922aad, 0x2060a9c9, 0xc9208960, 0x49db5c87, 0x874915db, 0xff1ab0aa, 0xaaff4f1a, 0x7888d850, 0x5078a088, 0x7a8e2ba5, 0xa57a518e, |
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0x8f8a8903, 0x038f068a, 0xf8134a59, 0x59f8b213, 0x809b9209, 0x0980129b, 0x1739231a, 0x1a173439, 0xda751065, 0x65daca75, 0x315384d7, 0xd731b553, 0xc651d584, 0x84c61351, 0xb8d303d0, 0xd0b8bbd3, |
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0xc35edc82, 0x82c31f5e, 0xb0cbe229, 0x29b052cb, 0x7799c35a, 0x5a77b499, 0x11332d1e, 0x1e113c33, 0xcb463d7b, 0x7bcbf646, 0xfc1fb7a8, 0xa8fc4b1f, 0xd6610c6d, 0x6dd6da61, 0x3a4e622c, 0x2c3a584e |
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}; |
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#define GROESTL_ROTATE_COLUMN_DOWN(v1, v2, amount_bytes, temp_var) { \ |
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temp_var = (v1<<(8*amount_bytes))|(v2>>(8*(4-amount_bytes))); \ |
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v2 = (v2<<(8*amount_bytes))|(v1>>(8*(4-amount_bytes))); \ |
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v1 = temp_var; \ |
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} |
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#define GROESTL_COLUMN(x,y,i, c0,c1,c2,c3,c4,c5,c6,c7, tv1,tv2,tu,tl,t) \ |
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tu = d_groestl_T[2*(uint32_t)x[4*c0+0]]; \ |
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tl = d_groestl_T[2*(uint32_t)x[4*c0+0]+1]; \ |
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tv1 = d_groestl_T[2*(uint32_t)x[4*c1+1]]; \ |
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tv2 = d_groestl_T[2*(uint32_t)x[4*c1+1]+1]; \ |
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GROESTL_ROTATE_COLUMN_DOWN(tv1,tv2,1,t) \ |
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tu ^= tv1; \ |
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tl ^= tv2; \ |
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tv1 = d_groestl_T[2*(uint32_t)x[4*c2+2]]; \ |
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tv2 = d_groestl_T[2*(uint32_t)x[4*c2+2]+1]; \ |
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GROESTL_ROTATE_COLUMN_DOWN(tv1,tv2,2,t) \ |
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tu ^= tv1; \ |
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tl ^= tv2; \ |
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tv1 = d_groestl_T[2*(uint32_t)x[4*c3+3]]; \ |
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tv2 = d_groestl_T[2*(uint32_t)x[4*c3+3]+1]; \ |
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GROESTL_ROTATE_COLUMN_DOWN(tv1,tv2,3,t) \ |
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tu ^= tv1; \ |
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tl ^= tv2; \ |
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tl ^= d_groestl_T[2*(uint32_t)x[4*c4+0]]; \ |
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tu ^= d_groestl_T[2*(uint32_t)x[4*c4+0]+1]; \ |
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tv1 = d_groestl_T[2*(uint32_t)x[4*c5+1]]; \ |
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tv2 = d_groestl_T[2*(uint32_t)x[4*c5+1]+1]; \ |
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GROESTL_ROTATE_COLUMN_DOWN(tv1,tv2,1,t) \ |
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tl ^= tv1; \ |
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tu ^= tv2; \ |
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tv1 = d_groestl_T[2*(uint32_t)x[4*c6+2]]; \ |
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tv2 = d_groestl_T[2*(uint32_t)x[4*c6+2]+1]; \ |
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GROESTL_ROTATE_COLUMN_DOWN(tv1,tv2,2,t) \ |
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tl ^= tv1; \ |
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tu ^= tv2; \ |
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tv1 = d_groestl_T[2*(uint32_t)x[4*c7+3]]; \ |
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tv2 = d_groestl_T[2*(uint32_t)x[4*c7+3]+1]; \ |
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GROESTL_ROTATE_COLUMN_DOWN(tv1,tv2,3,t) \ |
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tl ^= tv1; \ |
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tu ^= tv2; \ |
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y[i] = tu; \ |
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y[i+1] = tl; |
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__device__ |
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void cn_groestl_RND512P(uint8_t * __restrict__ x, uint32_t * __restrict__ y, uint32_t r) |
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{ |
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uint32_t temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp; |
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uint32_t* x32 = (uint32_t*)x; |
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x32[ 0] ^= 0x00000000^r; |
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x32[ 2] ^= 0x00000010^r; |
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x32[ 4] ^= 0x00000020^r; |
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x32[ 6] ^= 0x00000030^r; |
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x32[ 8] ^= 0x00000040^r; |
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x32[10] ^= 0x00000050^r; |
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x32[12] ^= 0x00000060^r; |
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x32[14] ^= 0x00000070^r; |
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GROESTL_COLUMN(x,y, 0, 0, 2, 4, 6, 9, 11, 13, 15, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 2, 2, 4, 6, 8, 11, 13, 15, 1, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 4, 4, 6, 8, 10, 13, 15, 1, 3, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 6, 6, 8, 10, 12, 15, 1, 3, 5, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 8, 8, 10, 12, 14, 1, 3, 5, 7, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y,10, 10, 12, 14, 0, 3, 5, 7, 9, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y,12, 12, 14, 0, 2, 5, 7, 9, 11, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y,14, 14, 0, 2, 4, 7, 9, 11, 13, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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} |
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__device__ |
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void cn_groestl_RND512Q(uint8_t * __restrict__ x, uint32_t * __restrict__ y, uint32_t r) |
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{ |
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uint32_t temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp; |
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uint32_t* x32 = (uint32_t*)x; |
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x32[ 0] = ~x32[ 0]; |
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x32[ 1] ^= 0xffffffff^r; |
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x32[ 2] = ~x32[ 2]; |
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x32[ 3] ^= 0xefffffff^r; |
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x32[ 4] = ~x32[ 4]; |
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x32[ 5] ^= 0xdfffffff^r; |
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x32[ 6] = ~x32[ 6]; |
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x32[ 7] ^= 0xcfffffff^r; |
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x32[ 8] = ~x32[ 8]; |
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x32[ 9] ^= 0xbfffffff^r; |
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x32[10] = ~x32[10]; |
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x32[11] ^= 0xafffffff^r; |
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x32[12] = ~x32[12]; |
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x32[13] ^= 0x9fffffff^r; |
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x32[14] = ~x32[14]; |
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x32[15] ^= 0x8fffffff^r; |
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GROESTL_COLUMN(x,y, 0, 2, 6, 10, 14, 1, 5, 9, 13, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 2, 4, 8, 12, 0, 3, 7, 11, 15, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 4, 6, 10, 14, 2, 5, 9, 13, 1, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 6, 8, 12, 0, 4, 7, 11, 15, 3, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y, 8, 10, 14, 2, 6, 9, 13, 1, 5, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y,10, 12, 0, 4, 8, 11, 15, 3, 7, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y,12, 14, 2, 6, 10, 13, 1, 5, 9, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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GROESTL_COLUMN(x,y,14, 0, 4, 8, 12, 15, 3, 7, 11, temp_v1, temp_v2, temp_upper_value, temp_lower_value, temp); |
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} |
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__device__ |
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void cn_groestl_F512(uint32_t * __restrict__ h, const uint32_t * __restrict__ m) |
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{ |
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int i; |
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uint32_t Ptmp[2*GROESTL_COLS512]; |
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uint32_t Qtmp[2*GROESTL_COLS512]; |
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uint32_t y[2*GROESTL_COLS512]; |
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uint32_t z[2*GROESTL_COLS512]; |
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for (i = 0; i < 2*GROESTL_COLS512; i++) { |
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z[i] = m[i]; |
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Ptmp[i] = h[i]^m[i]; |
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} |
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cn_groestl_RND512Q((uint8_t*)z, y, 0x00000000); |
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cn_groestl_RND512Q((uint8_t*)y, z, 0x01000000); |
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cn_groestl_RND512Q((uint8_t*)z, y, 0x02000000); |
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cn_groestl_RND512Q((uint8_t*)y, z, 0x03000000); |
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cn_groestl_RND512Q((uint8_t*)z, y, 0x04000000); |
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cn_groestl_RND512Q((uint8_t*)y, z, 0x05000000); |
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cn_groestl_RND512Q((uint8_t*)z, y, 0x06000000); |
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cn_groestl_RND512Q((uint8_t*)y, z, 0x07000000); |
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cn_groestl_RND512Q((uint8_t*)z, y, 0x08000000); |
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cn_groestl_RND512Q((uint8_t*)y, Qtmp, 0x09000000); |
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cn_groestl_RND512P((uint8_t*)Ptmp, y, 0x00000000); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000001); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000002); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000003); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000004); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000005); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000006); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000007); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000008); |
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cn_groestl_RND512P((uint8_t*)y, Ptmp, 0x00000009); |
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|
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for (i = 0; i < 2*GROESTL_COLS512; i++) |
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h[i] ^= Ptmp[i]^Qtmp[i]; |
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} |
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|
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__device__ |
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void cn_groestl_outputtransformation(groestlHashState *ctx) |
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{ |
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int j; |
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uint32_t temp[2*GROESTL_COLS512]; |
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uint32_t y[2*GROESTL_COLS512]; |
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uint32_t z[2*GROESTL_COLS512]; |
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|
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for (j = 0; j < 2*GROESTL_COLS512; j++) |
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temp[j] = ctx->chaining[j]; |
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|
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cn_groestl_RND512P((uint8_t*)temp, y, 0x00000000); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000001); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000002); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000003); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000004); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000005); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000006); |
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cn_groestl_RND512P((uint8_t*)y, z, 0x00000007); |
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cn_groestl_RND512P((uint8_t*)z, y, 0x00000008); |
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cn_groestl_RND512P((uint8_t*)y, temp, 0x00000009); |
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|
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for (j = 0; j < 2*GROESTL_COLS512; j++) |
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ctx->chaining[j] ^= temp[j]; |
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} |
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|
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__device__ |
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void cn_groestl_transform(groestlHashState * __restrict__ ctx, |
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const uint8_t * __restrict__ input, int msglen) |
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{ |
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for (; msglen >= GROESTL_SIZE512; msglen -= GROESTL_SIZE512, input += GROESTL_SIZE512) { |
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cn_groestl_F512(ctx->chaining,(uint32_t*)input); |
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ctx->block_counter1++; |
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if (ctx->block_counter1 == 0) ctx->block_counter2++; |
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} |
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} |
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|
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__device__ |
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void cn_groestl_final(groestlHashState* __restrict__ ctx, BitSequence* __restrict__ output) |
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{ |
|
int i, j = 0, hashbytelen = GROESTL_HASH_BIT_LEN/8; |
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uint8_t *s = (BitSequence*)ctx->chaining; |
|
|
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if (ctx->bits_in_last_byte) { |
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ctx->buffer[(int)ctx->buf_ptr-1] &= ((1<<ctx->bits_in_last_byte)-1)<<(8-ctx->bits_in_last_byte); |
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ctx->buffer[(int)ctx->buf_ptr-1] ^= 0x1<<(7-ctx->bits_in_last_byte); |
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ctx->bits_in_last_byte = 0; |
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} |
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else ctx->buffer[(int)ctx->buf_ptr++] = 0x80; |
|
|
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if (ctx->buf_ptr > GROESTL_SIZE512-GROESTL_LENGTHFIELDLEN) { |
|
while (ctx->buf_ptr < GROESTL_SIZE512) { |
|
ctx->buffer[(int)ctx->buf_ptr++] = 0; |
|
} |
|
cn_groestl_transform(ctx, ctx->buffer, GROESTL_SIZE512); |
|
ctx->buf_ptr = 0; |
|
} |
|
while (ctx->buf_ptr < GROESTL_SIZE512-GROESTL_LENGTHFIELDLEN) { |
|
ctx->buffer[(int)ctx->buf_ptr++] = 0; |
|
} |
|
|
|
ctx->block_counter1++; |
|
if (ctx->block_counter1 == 0) ctx->block_counter2++; |
|
ctx->buf_ptr = GROESTL_SIZE512; |
|
|
|
while (ctx->buf_ptr > GROESTL_SIZE512-(int)sizeof(uint32_t)) { |
|
ctx->buffer[(int)--ctx->buf_ptr] = (uint8_t)ctx->block_counter1; |
|
ctx->block_counter1 >>= 8; |
|
} |
|
while (ctx->buf_ptr > GROESTL_SIZE512-GROESTL_LENGTHFIELDLEN) { |
|
ctx->buffer[(int)--ctx->buf_ptr] = (uint8_t)ctx->block_counter2; |
|
ctx->block_counter2 >>= 8; |
|
} |
|
cn_groestl_transform(ctx, ctx->buffer, GROESTL_SIZE512); |
|
cn_groestl_outputtransformation(ctx); |
|
|
|
for (i = GROESTL_SIZE512-hashbytelen; i < GROESTL_SIZE512; i++,j++) { |
|
output[j] = s[i]; |
|
} |
|
|
|
for (i = 0; i < GROESTL_COLS512; i++) { |
|
ctx->chaining[i] = 0; |
|
} |
|
for (i = 0; i < GROESTL_SIZE512; i++) { |
|
ctx->buffer[i] = 0; |
|
} |
|
} |
|
|
|
__device__ |
|
void cn_groestl_update(groestlHashState* __restrict__ ctx, |
|
const BitSequence* __restrict__ input, DataLength databitlen) |
|
{ |
|
int index = 0; |
|
int msglen = (int)(databitlen/8); |
|
int rem = (int)(databitlen%8); |
|
|
|
if (ctx->buf_ptr) { |
|
while (ctx->buf_ptr < GROESTL_SIZE512 && index < msglen) { |
|
ctx->buffer[(int)ctx->buf_ptr++] = input[index++]; |
|
} |
|
if (ctx->buf_ptr < GROESTL_SIZE512) { |
|
if (rem) { |
|
ctx->bits_in_last_byte = rem; |
|
ctx->buffer[(int)ctx->buf_ptr++] = input[index]; |
|
} |
|
return; |
|
} |
|
|
|
ctx->buf_ptr = 0; |
|
cn_groestl_transform(ctx, ctx->buffer, GROESTL_SIZE512); |
|
} |
|
|
|
cn_groestl_transform(ctx, input+index, msglen-index); |
|
index += ((msglen-index)/GROESTL_SIZE512)*GROESTL_SIZE512; |
|
|
|
while (index < msglen) { |
|
ctx->buffer[(int)ctx->buf_ptr++] = input[index++]; |
|
} |
|
|
|
if (rem) { |
|
ctx->bits_in_last_byte = rem; |
|
ctx->buffer[(int)ctx->buf_ptr++] = input[index]; |
|
} |
|
} |
|
|
|
__device__ |
|
void cn_groestl_init(groestlHashState* ctx) |
|
{ |
|
int i = 0; |
|
|
|
for(;i<(GROESTL_SIZE512/sizeof(uint32_t));i++) |
|
ctx->chaining[i] = 0; |
|
|
|
ctx->chaining[2*GROESTL_COLS512-1] = u32BIG((uint32_t)GROESTL_HASH_BIT_LEN); |
|
ctx->buf_ptr = 0; |
|
ctx->block_counter1 = 0; |
|
ctx->block_counter2 = 0; |
|
ctx->bits_in_last_byte = 0; |
|
} |
|
|
|
__device__ |
|
void cn_groestl(const BitSequence * __restrict__ data, DataLength len, BitSequence * __restrict__ hashval) |
|
{ |
|
DataLength databitlen = len << 3; |
|
groestlHashState context; |
|
|
|
cn_groestl_init(&context); |
|
cn_groestl_update(&context, data, databitlen); |
|
cn_groestl_final(&context, hashval); |
|
}
|
|
|