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inc_cipher_twofish.cl
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/* This is an independent implementation of the encryption algorithm: */
/* */
/* Twofish by Bruce Schneier and colleagues */
/* */
/* which is a candidate algorithm in the Advanced Encryption Standard */
/* programme of the US National Institute of Standards and Technology. */
/* */
/* Copyright in this implementation is held by Dr B R Gladman but I */
/* hereby give permission for its free direct or derivative use subject */
/* to acknowledgment of its origin and compliance with any conditions */
/* that the originators of t he algorithm place on its exploitation. */
/* */
/* My thanks to Doug Whiting and Niels Ferguson for comments that led */
/* to improvements in this implementation. */
/* */
/* Dr Brian Gladman (gladman@seven77.demon.co.uk) 14th January 1999 */
/* */
/* -------------------------------------------------------------------- */
/* */
/* Cleaned and optimized for GPU use with hashcat by Jens Steube */
/* Added 192-bit functions by Gabriele Gristina */
#include "inc_vendor.h"
#include "inc_types.h"
#include "inc_platform.h"
#include "inc_common.h"
#include "inc_cipher_twofish.h"
CONSTANT_VK u32a q_tab[2][256] =
{
{
0xA9, 0x67, 0xB3, 0xE8, 0x04, 0xFD, 0xA3, 0x76, 0x9A, 0x92, 0x80, 0x78,
0xE4, 0xDD, 0xD1, 0x38, 0x0D, 0xC6, 0x35, 0x98, 0x18, 0xF7, 0xEC, 0x6C,
0x43, 0x75, 0x37, 0x26, 0xFA, 0x13, 0x94, 0x48, 0xF2, 0xD0, 0x8B, 0x30,
0x84, 0x54, 0xDF, 0x23, 0x19, 0x5B, 0x3D, 0x59, 0xF3, 0xAE, 0xA2, 0x82,
0x63, 0x01, 0x83, 0x2E, 0xD9, 0x51, 0x9B, 0x7C, 0xA6, 0xEB, 0xA5, 0xBE,
0x16, 0x0C, 0xE3, 0x61, 0xC0, 0x8C, 0x3A, 0xF5, 0x73, 0x2C, 0x25, 0x0B,
0xBB, 0x4E, 0x89, 0x6B, 0x53, 0x6A, 0xB4, 0xF1, 0xE1, 0xE6, 0xBD, 0x45,
0xE2, 0xF4, 0xB6, 0x66, 0xCC, 0x95, 0x03, 0x56, 0xD4, 0x1C, 0x1E, 0xD7,
0xFB, 0xC3, 0x8E, 0xB5, 0xE9, 0xCF, 0xBF, 0xBA, 0xEA, 0x77, 0x39, 0xAF,
0x33, 0xC9, 0x62, 0x71, 0x81, 0x79, 0x09, 0xAD, 0x24, 0xCD, 0xF9, 0xD8,
0xE5, 0xC5, 0xB9, 0x4D, 0x44, 0x08, 0x86, 0xE7, 0xA1, 0x1D, 0xAA, 0xED,
0x06, 0x70, 0xB2, 0xD2, 0x41, 0x7B, 0xA0, 0x11, 0x31, 0xC2, 0x27, 0x90,
0x20, 0xF6, 0x60, 0xFF, 0x96, 0x5C, 0xB1, 0xAB, 0x9E, 0x9C, 0x52, 0x1B,
0x5F, 0x93, 0x0A, 0xEF, 0x91, 0x85, 0x49, 0xEE, 0x2D, 0x4F, 0x8F, 0x3B,
0x47, 0x87, 0x6D, 0x46, 0xD6, 0x3E, 0x69, 0x64, 0x2A, 0xCE, 0xCB, 0x2F,
0xFC, 0x97, 0x05, 0x7A, 0xAC, 0x7F, 0xD5, 0x1A, 0x4B, 0x0E, 0xA7, 0x5A,
0x28, 0x14, 0x3F, 0x29, 0x88, 0x3C, 0x4C, 0x02, 0xB8, 0xDA, 0xB0, 0x17,
0x55, 0x1F, 0x8A, 0x7D, 0x57, 0xC7, 0x8D, 0x74, 0xB7, 0xC4, 0x9F, 0x72,
0x7E, 0x15, 0x22, 0x12, 0x58, 0x07, 0x99, 0x34, 0x6E, 0x50, 0xDE, 0x68,
0x65, 0xBC, 0xDB, 0xF8, 0xC8, 0xA8, 0x2B, 0x40, 0xDC, 0xFE, 0x32, 0xA4,
0xCA, 0x10, 0x21, 0xF0, 0xD3, 0x5D, 0x0F, 0x00, 0x6F, 0x9D, 0x36, 0x42,
0x4A, 0x5E, 0xC1, 0xE0
},
{
0x75, 0xF3, 0xC6, 0xF4, 0xDB, 0x7B, 0xFB, 0xC8, 0x4A, 0xD3, 0xE6, 0x6B,
0x45, 0x7D, 0xE8, 0x4B, 0xD6, 0x32, 0xD8, 0xFD, 0x37, 0x71, 0xF1, 0xE1,
0x30, 0x0F, 0xF8, 0x1B, 0x87, 0xFA, 0x06, 0x3F, 0x5E, 0xBA, 0xAE, 0x5B,
0x8A, 0x00, 0xBC, 0x9D, 0x6D, 0xC1, 0xB1, 0x0E, 0x80, 0x5D, 0xD2, 0xD5,
0xA0, 0x84, 0x07, 0x14, 0xB5, 0x90, 0x2C, 0xA3, 0xB2, 0x73, 0x4C, 0x54,
0x92, 0x74, 0x36, 0x51, 0x38, 0xB0, 0xBD, 0x5A, 0xFC, 0x60, 0x62, 0x96,
0x6C, 0x42, 0xF7, 0x10, 0x7C, 0x28, 0x27, 0x8C, 0x13, 0x95, 0x9C, 0xC7,
0x24, 0x46, 0x3B, 0x70, 0xCA, 0xE3, 0x85, 0xCB, 0x11, 0xD0, 0x93, 0xB8,
0xA6, 0x83, 0x20, 0xFF, 0x9F, 0x77, 0xC3, 0xCC, 0x03, 0x6F, 0x08, 0xBF,
0x40, 0xE7, 0x2B, 0xE2, 0x79, 0x0C, 0xAA, 0x82, 0x41, 0x3A, 0xEA, 0xB9,
0xE4, 0x9A, 0xA4, 0x97, 0x7E, 0xDA, 0x7A, 0x17, 0x66, 0x94, 0xA1, 0x1D,
0x3D, 0xF0, 0xDE, 0xB3, 0x0B, 0x72, 0xA7, 0x1C, 0xEF, 0xD1, 0x53, 0x3E,
0x8F, 0x33, 0x26, 0x5F, 0xEC, 0x76, 0x2A, 0x49, 0x81, 0x88, 0xEE, 0x21,
0xC4, 0x1A, 0xEB, 0xD9, 0xC5, 0x39, 0x99, 0xCD, 0xAD, 0x31, 0x8B, 0x01,
0x18, 0x23, 0xDD, 0x1F, 0x4E, 0x2D, 0xF9, 0x48, 0x4F, 0xF2, 0x65, 0x8E,
0x78, 0x5C, 0x58, 0x19, 0x8D, 0xE5, 0x98, 0x57, 0x67, 0x7F, 0x05, 0x64,
0xAF, 0x63, 0xB6, 0xFE, 0xF5, 0xB7, 0x3C, 0xA5, 0xCE, 0xE9, 0x68, 0x44,
0xE0, 0x4D, 0x43, 0x69, 0x29, 0x2E, 0xAC, 0x15, 0x59, 0xA8, 0x0A, 0x9E,
0x6E, 0x47, 0xDF, 0x34, 0x35, 0x6A, 0xCF, 0xDC, 0x22, 0xC9, 0xC0, 0x9B,
0x89, 0xD4, 0xED, 0xAB, 0x12, 0xA2, 0x0D, 0x52, 0xBB, 0x02, 0x2F, 0xA9,
0xD7, 0x61, 0x1E, 0xB4, 0x50, 0x04, 0xF6, 0xC2, 0x16, 0x25, 0x86, 0x56,
0x55, 0x09, 0xBE, 0x91
}
};
CONSTANT_VK u32a m_tab[4][256] =
{
{
0xBCBC3275, 0xECEC21F3, 0x202043C6, 0xB3B3C9F4, 0xDADA03DB, 0x02028B7B,
0xE2E22BFB, 0x9E9EFAC8, 0xC9C9EC4A, 0xD4D409D3, 0x18186BE6, 0x1E1E9F6B,
0x98980E45, 0xB2B2387D, 0xA6A6D2E8, 0x2626B74B, 0x3C3C57D6, 0x93938A32,
0x8282EED8, 0x525298FD, 0x7B7BD437, 0xBBBB3771, 0x5B5B97F1, 0x474783E1,
0x24243C30, 0x5151E20F, 0xBABAC6F8, 0x4A4AF31B, 0xBFBF4887, 0x0D0D70FA,
0xB0B0B306, 0x7575DE3F, 0xD2D2FD5E, 0x7D7D20BA, 0x666631AE, 0x3A3AA35B,
0x59591C8A, 0x00000000, 0xCDCD93BC, 0x1A1AE09D, 0xAEAE2C6D, 0x7F7FABC1,
0x2B2BC7B1, 0xBEBEB90E, 0xE0E0A080, 0x8A8A105D, 0x3B3B52D2, 0x6464BAD5,
0xD8D888A0, 0xE7E7A584, 0x5F5FE807, 0x1B1B1114, 0x2C2CC2B5, 0xFCFCB490,
0x3131272C, 0x808065A3, 0x73732AB2, 0x0C0C8173, 0x79795F4C, 0x6B6B4154,
0x4B4B0292, 0x53536974, 0x94948F36, 0x83831F51, 0x2A2A3638, 0xC4C49CB0,
0x2222C8BD, 0xD5D5F85A, 0xBDBDC3FC, 0x48487860, 0xFFFFCE62, 0x4C4C0796,
0x4141776C, 0xC7C7E642, 0xEBEB24F7, 0x1C1C1410, 0x5D5D637C, 0x36362228,
0x6767C027, 0xE9E9AF8C, 0x4444F913, 0x1414EA95, 0xF5F5BB9C, 0xCFCF18C7,
0x3F3F2D24, 0xC0C0E346, 0x7272DB3B, 0x54546C70, 0x29294CCA, 0xF0F035E3,
0x0808FE85, 0xC6C617CB, 0xF3F34F11, 0x8C8CE4D0, 0xA4A45993, 0xCACA96B8,
0x68683BA6, 0xB8B84D83, 0x38382820, 0xE5E52EFF, 0xADAD569F, 0x0B0B8477,
0xC8C81DC3, 0x9999FFCC, 0x5858ED03, 0x19199A6F, 0x0E0E0A08, 0x95957EBF,
0x70705040, 0xF7F730E7, 0x6E6ECF2B, 0x1F1F6EE2, 0xB5B53D79, 0x09090F0C,
0x616134AA, 0x57571682, 0x9F9F0B41, 0x9D9D803A, 0x111164EA, 0x2525CDB9,
0xAFAFDDE4, 0x4545089A, 0xDFDF8DA4, 0xA3A35C97, 0xEAEAD57E, 0x353558DA,
0xEDEDD07A, 0x4343FC17, 0xF8F8CB66, 0xFBFBB194, 0x3737D3A1, 0xFAFA401D,
0xC2C2683D, 0xB4B4CCF0, 0x32325DDE, 0x9C9C71B3, 0x5656E70B, 0xE3E3DA72,
0x878760A7, 0x15151B1C, 0xF9F93AEF, 0x6363BFD1, 0x3434A953, 0x9A9A853E,
0xB1B1428F, 0x7C7CD133, 0x88889B26, 0x3D3DA65F, 0xA1A1D7EC, 0xE4E4DF76,
0x8181942A, 0x91910149, 0x0F0FFB81, 0xEEEEAA88, 0x161661EE, 0xD7D77321,
0x9797F5C4, 0xA5A5A81A, 0xFEFE3FEB, 0x6D6DB5D9, 0x7878AEC5, 0xC5C56D39,
0x1D1DE599, 0x7676A4CD, 0x3E3EDCAD, 0xCBCB6731, 0xB6B6478B, 0xEFEF5B01,
0x12121E18, 0x6060C523, 0x6A6AB0DD, 0x4D4DF61F, 0xCECEE94E, 0xDEDE7C2D,
0x55559DF9, 0x7E7E5A48, 0x2121B24F, 0x03037AF2, 0xA0A02665, 0x5E5E198E,
0x5A5A6678, 0x65654B5C, 0x62624E58, 0xFDFD4519, 0x0606F48D, 0x404086E5,
0xF2F2BE98, 0x3333AC57, 0x17179067, 0x05058E7F, 0xE8E85E05, 0x4F4F7D64,
0x89896AAF, 0x10109563, 0x74742FB6, 0x0A0A75FE, 0x5C5C92F5, 0x9B9B74B7,
0x2D2D333C, 0x3030D6A5, 0x2E2E49CE, 0x494989E9, 0x46467268, 0x77775544,
0xA8A8D8E0, 0x9696044D, 0x2828BD43, 0xA9A92969, 0xD9D97929, 0x8686912E,
0xD1D187AC, 0xF4F44A15, 0x8D8D1559, 0xD6D682A8, 0xB9B9BC0A, 0x42420D9E,
0xF6F6C16E, 0x2F2FB847, 0xDDDD06DF, 0x23233934, 0xCCCC6235, 0xF1F1C46A,
0xC1C112CF, 0x8585EBDC, 0x8F8F9E22, 0x7171A1C9, 0x9090F0C0, 0xAAAA539B,
0x0101F189, 0x8B8BE1D4, 0x4E4E8CED, 0x8E8E6FAB, 0xABABA212, 0x6F6F3EA2,
0xE6E6540D, 0xDBDBF252, 0x92927BBB, 0xB7B7B602, 0x6969CA2F, 0x3939D9A9,
0xD3D30CD7, 0xA7A72361, 0xA2A2AD1E, 0xC3C399B4, 0x6C6C4450, 0x07070504,
0x04047FF6, 0x272746C2, 0xACACA716, 0xD0D07625, 0x50501386, 0xDCDCF756,
0x84841A55, 0xE1E15109, 0x7A7A25BE, 0x1313EF91
},
{
0xA9D93939, 0x67901717, 0xB3719C9C, 0xE8D2A6A6, 0x04050707, 0xFD985252,
0xA3658080, 0x76DFE4E4, 0x9A084545, 0x92024B4B, 0x80A0E0E0, 0x78665A5A,
0xE4DDAFAF, 0xDDB06A6A, 0xD1BF6363, 0x38362A2A, 0x0D54E6E6, 0xC6432020,
0x3562CCCC, 0x98BEF2F2, 0x181E1212, 0xF724EBEB, 0xECD7A1A1, 0x6C774141,
0x43BD2828, 0x7532BCBC, 0x37D47B7B, 0x269B8888, 0xFA700D0D, 0x13F94444,
0x94B1FBFB, 0x485A7E7E, 0xF27A0303, 0xD0E48C8C, 0x8B47B6B6, 0x303C2424,
0x84A5E7E7, 0x54416B6B, 0xDF06DDDD, 0x23C56060, 0x1945FDFD, 0x5BA33A3A,
0x3D68C2C2, 0x59158D8D, 0xF321ECEC, 0xAE316666, 0xA23E6F6F, 0x82165757,
0x63951010, 0x015BEFEF, 0x834DB8B8, 0x2E918686, 0xD9B56D6D, 0x511F8383,
0x9B53AAAA, 0x7C635D5D, 0xA63B6868, 0xEB3FFEFE, 0xA5D63030, 0xBE257A7A,
0x16A7ACAC, 0x0C0F0909, 0xE335F0F0, 0x6123A7A7, 0xC0F09090, 0x8CAFE9E9,
0x3A809D9D, 0xF5925C5C, 0x73810C0C, 0x2C273131, 0x2576D0D0, 0x0BE75656,
0xBB7B9292, 0x4EE9CECE, 0x89F10101, 0x6B9F1E1E, 0x53A93434, 0x6AC4F1F1,
0xB499C3C3, 0xF1975B5B, 0xE1834747, 0xE66B1818, 0xBDC82222, 0x450E9898,
0xE26E1F1F, 0xF4C9B3B3, 0xB62F7474, 0x66CBF8F8, 0xCCFF9999, 0x95EA1414,
0x03ED5858, 0x56F7DCDC, 0xD4E18B8B, 0x1C1B1515, 0x1EADA2A2, 0xD70CD3D3,
0xFB2BE2E2, 0xC31DC8C8, 0x8E195E5E, 0xB5C22C2C, 0xE9894949, 0xCF12C1C1,
0xBF7E9595, 0xBA207D7D, 0xEA641111, 0x77840B0B, 0x396DC5C5, 0xAF6A8989,
0x33D17C7C, 0xC9A17171, 0x62CEFFFF, 0x7137BBBB, 0x81FB0F0F, 0x793DB5B5,
0x0951E1E1, 0xADDC3E3E, 0x242D3F3F, 0xCDA47676, 0xF99D5555, 0xD8EE8282,
0xE5864040, 0xC5AE7878, 0xB9CD2525, 0x4D049696, 0x44557777, 0x080A0E0E,
0x86135050, 0xE730F7F7, 0xA1D33737, 0x1D40FAFA, 0xAA346161, 0xED8C4E4E,
0x06B3B0B0, 0x706C5454, 0xB22A7373, 0xD2523B3B, 0x410B9F9F, 0x7B8B0202,
0xA088D8D8, 0x114FF3F3, 0x3167CBCB, 0xC2462727, 0x27C06767, 0x90B4FCFC,
0x20283838, 0xF67F0404, 0x60784848, 0xFF2EE5E5, 0x96074C4C, 0x5C4B6565,
0xB1C72B2B, 0xAB6F8E8E, 0x9E0D4242, 0x9CBBF5F5, 0x52F2DBDB, 0x1BF34A4A,
0x5FA63D3D, 0x9359A4A4, 0x0ABCB9B9, 0xEF3AF9F9, 0x91EF1313, 0x85FE0808,
0x49019191, 0xEE611616, 0x2D7CDEDE, 0x4FB22121, 0x8F42B1B1, 0x3BDB7272,
0x47B82F2F, 0x8748BFBF, 0x6D2CAEAE, 0x46E3C0C0, 0xD6573C3C, 0x3E859A9A,
0x6929A9A9, 0x647D4F4F, 0x2A948181, 0xCE492E2E, 0xCB17C6C6, 0x2FCA6969,
0xFCC3BDBD, 0x975CA3A3, 0x055EE8E8, 0x7AD0EDED, 0xAC87D1D1, 0x7F8E0505,
0xD5BA6464, 0x1AA8A5A5, 0x4BB72626, 0x0EB9BEBE, 0xA7608787, 0x5AF8D5D5,
0x28223636, 0x14111B1B, 0x3FDE7575, 0x2979D9D9, 0x88AAEEEE, 0x3C332D2D,
0x4C5F7979, 0x02B6B7B7, 0xB896CACA, 0xDA583535, 0xB09CC4C4, 0x17FC4343,
0x551A8484, 0x1FF64D4D, 0x8A1C5959, 0x7D38B2B2, 0x57AC3333, 0xC718CFCF,
0x8DF40606, 0x74695353, 0xB7749B9B, 0xC4F59797, 0x9F56ADAD, 0x72DAE3E3,
0x7ED5EAEA, 0x154AF4F4, 0x229E8F8F, 0x12A2ABAB, 0x584E6262, 0x07E85F5F,
0x99E51D1D, 0x34392323, 0x6EC1F6F6, 0x50446C6C, 0xDE5D3232, 0x68724646,
0x6526A0A0, 0xBC93CDCD, 0xDB03DADA, 0xF8C6BABA, 0xC8FA9E9E, 0xA882D6D6,
0x2BCF6E6E, 0x40507070, 0xDCEB8585, 0xFE750A0A, 0x328A9393, 0xA48DDFDF,
0xCA4C2929, 0x10141C1C, 0x2173D7D7, 0xF0CCB4B4, 0xD309D4D4, 0x5D108A8A,
0x0FE25151, 0x00000000, 0x6F9A1919, 0x9DE01A1A, 0x368F9494, 0x42E6C7C7,
0x4AECC9C9, 0x5EFDD2D2, 0xC1AB7F7F, 0xE0D8A8A8
},
{
0xBC75BC32, 0xECF3EC21, 0x20C62043, 0xB3F4B3C9, 0xDADBDA03, 0x027B028B,
0xE2FBE22B, 0x9EC89EFA, 0xC94AC9EC, 0xD4D3D409, 0x18E6186B, 0x1E6B1E9F,
0x9845980E, 0xB27DB238, 0xA6E8A6D2, 0x264B26B7, 0x3CD63C57, 0x9332938A,
0x82D882EE, 0x52FD5298, 0x7B377BD4, 0xBB71BB37, 0x5BF15B97, 0x47E14783,
0x2430243C, 0x510F51E2, 0xBAF8BAC6, 0x4A1B4AF3, 0xBF87BF48, 0x0DFA0D70,
0xB006B0B3, 0x753F75DE, 0xD25ED2FD, 0x7DBA7D20, 0x66AE6631, 0x3A5B3AA3,
0x598A591C, 0x00000000, 0xCDBCCD93, 0x1A9D1AE0, 0xAE6DAE2C, 0x7FC17FAB,
0x2BB12BC7, 0xBE0EBEB9, 0xE080E0A0, 0x8A5D8A10, 0x3BD23B52, 0x64D564BA,
0xD8A0D888, 0xE784E7A5, 0x5F075FE8, 0x1B141B11, 0x2CB52CC2, 0xFC90FCB4,
0x312C3127, 0x80A38065, 0x73B2732A, 0x0C730C81, 0x794C795F, 0x6B546B41,
0x4B924B02, 0x53745369, 0x9436948F, 0x8351831F, 0x2A382A36, 0xC4B0C49C,
0x22BD22C8, 0xD55AD5F8, 0xBDFCBDC3, 0x48604878, 0xFF62FFCE, 0x4C964C07,
0x416C4177, 0xC742C7E6, 0xEBF7EB24, 0x1C101C14, 0x5D7C5D63, 0x36283622,
0x672767C0, 0xE98CE9AF, 0x441344F9, 0x149514EA, 0xF59CF5BB, 0xCFC7CF18,
0x3F243F2D, 0xC046C0E3, 0x723B72DB, 0x5470546C, 0x29CA294C, 0xF0E3F035,
0x088508FE, 0xC6CBC617, 0xF311F34F, 0x8CD08CE4, 0xA493A459, 0xCAB8CA96,
0x68A6683B, 0xB883B84D, 0x38203828, 0xE5FFE52E, 0xAD9FAD56, 0x0B770B84,
0xC8C3C81D, 0x99CC99FF, 0x580358ED, 0x196F199A, 0x0E080E0A, 0x95BF957E,
0x70407050, 0xF7E7F730, 0x6E2B6ECF, 0x1FE21F6E, 0xB579B53D, 0x090C090F,
0x61AA6134, 0x57825716, 0x9F419F0B, 0x9D3A9D80, 0x11EA1164, 0x25B925CD,
0xAFE4AFDD, 0x459A4508, 0xDFA4DF8D, 0xA397A35C, 0xEA7EEAD5, 0x35DA3558,
0xED7AEDD0, 0x431743FC, 0xF866F8CB, 0xFB94FBB1, 0x37A137D3, 0xFA1DFA40,
0xC23DC268, 0xB4F0B4CC, 0x32DE325D, 0x9CB39C71, 0x560B56E7, 0xE372E3DA,
0x87A78760, 0x151C151B, 0xF9EFF93A, 0x63D163BF, 0x345334A9, 0x9A3E9A85,
0xB18FB142, 0x7C337CD1, 0x8826889B, 0x3D5F3DA6, 0xA1ECA1D7, 0xE476E4DF,
0x812A8194, 0x91499101, 0x0F810FFB, 0xEE88EEAA, 0x16EE1661, 0xD721D773,
0x97C497F5, 0xA51AA5A8, 0xFEEBFE3F, 0x6DD96DB5, 0x78C578AE, 0xC539C56D,
0x1D991DE5, 0x76CD76A4, 0x3EAD3EDC, 0xCB31CB67, 0xB68BB647, 0xEF01EF5B,
0x1218121E, 0x602360C5, 0x6ADD6AB0, 0x4D1F4DF6, 0xCE4ECEE9, 0xDE2DDE7C,
0x55F9559D, 0x7E487E5A, 0x214F21B2, 0x03F2037A, 0xA065A026, 0x5E8E5E19,
0x5A785A66, 0x655C654B, 0x6258624E, 0xFD19FD45, 0x068D06F4, 0x40E54086,
0xF298F2BE, 0x335733AC, 0x17671790, 0x057F058E, 0xE805E85E, 0x4F644F7D,
0x89AF896A, 0x10631095, 0x74B6742F, 0x0AFE0A75, 0x5CF55C92, 0x9BB79B74,
0x2D3C2D33, 0x30A530D6, 0x2ECE2E49, 0x49E94989, 0x46684672, 0x77447755,
0xA8E0A8D8, 0x964D9604, 0x284328BD, 0xA969A929, 0xD929D979, 0x862E8691,
0xD1ACD187, 0xF415F44A, 0x8D598D15, 0xD6A8D682, 0xB90AB9BC, 0x429E420D,
0xF66EF6C1, 0x2F472FB8, 0xDDDFDD06, 0x23342339, 0xCC35CC62, 0xF16AF1C4,
0xC1CFC112, 0x85DC85EB, 0x8F228F9E, 0x71C971A1, 0x90C090F0, 0xAA9BAA53,
0x018901F1, 0x8BD48BE1, 0x4EED4E8C, 0x8EAB8E6F, 0xAB12ABA2, 0x6FA26F3E,
0xE60DE654, 0xDB52DBF2, 0x92BB927B, 0xB702B7B6, 0x692F69CA, 0x39A939D9,
0xD3D7D30C, 0xA761A723, 0xA21EA2AD, 0xC3B4C399, 0x6C506C44, 0x07040705,
0x04F6047F, 0x27C22746, 0xAC16ACA7, 0xD025D076, 0x50865013, 0xDC56DCF7,
0x8455841A, 0xE109E151, 0x7ABE7A25, 0x139113EF
},
{
0xD939A9D9, 0x90176790, 0x719CB371, 0xD2A6E8D2, 0x05070405, 0x9852FD98,
0x6580A365, 0xDFE476DF, 0x08459A08, 0x024B9202, 0xA0E080A0, 0x665A7866,
0xDDAFE4DD, 0xB06ADDB0, 0xBF63D1BF, 0x362A3836, 0x54E60D54, 0x4320C643,
0x62CC3562, 0xBEF298BE, 0x1E12181E, 0x24EBF724, 0xD7A1ECD7, 0x77416C77,
0xBD2843BD, 0x32BC7532, 0xD47B37D4, 0x9B88269B, 0x700DFA70, 0xF94413F9,
0xB1FB94B1, 0x5A7E485A, 0x7A03F27A, 0xE48CD0E4, 0x47B68B47, 0x3C24303C,
0xA5E784A5, 0x416B5441, 0x06DDDF06, 0xC56023C5, 0x45FD1945, 0xA33A5BA3,
0x68C23D68, 0x158D5915, 0x21ECF321, 0x3166AE31, 0x3E6FA23E, 0x16578216,
0x95106395, 0x5BEF015B, 0x4DB8834D, 0x91862E91, 0xB56DD9B5, 0x1F83511F,
0x53AA9B53, 0x635D7C63, 0x3B68A63B, 0x3FFEEB3F, 0xD630A5D6, 0x257ABE25,
0xA7AC16A7, 0x0F090C0F, 0x35F0E335, 0x23A76123, 0xF090C0F0, 0xAFE98CAF,
0x809D3A80, 0x925CF592, 0x810C7381, 0x27312C27, 0x76D02576, 0xE7560BE7,
0x7B92BB7B, 0xE9CE4EE9, 0xF10189F1, 0x9F1E6B9F, 0xA93453A9, 0xC4F16AC4,
0x99C3B499, 0x975BF197, 0x8347E183, 0x6B18E66B, 0xC822BDC8, 0x0E98450E,
0x6E1FE26E, 0xC9B3F4C9, 0x2F74B62F, 0xCBF866CB, 0xFF99CCFF, 0xEA1495EA,
0xED5803ED, 0xF7DC56F7, 0xE18BD4E1, 0x1B151C1B, 0xADA21EAD, 0x0CD3D70C,
0x2BE2FB2B, 0x1DC8C31D, 0x195E8E19, 0xC22CB5C2, 0x8949E989, 0x12C1CF12,
0x7E95BF7E, 0x207DBA20, 0x6411EA64, 0x840B7784, 0x6DC5396D, 0x6A89AF6A,
0xD17C33D1, 0xA171C9A1, 0xCEFF62CE, 0x37BB7137, 0xFB0F81FB, 0x3DB5793D,
0x51E10951, 0xDC3EADDC, 0x2D3F242D, 0xA476CDA4, 0x9D55F99D, 0xEE82D8EE,
0x8640E586, 0xAE78C5AE, 0xCD25B9CD, 0x04964D04, 0x55774455, 0x0A0E080A,
0x13508613, 0x30F7E730, 0xD337A1D3, 0x40FA1D40, 0x3461AA34, 0x8C4EED8C,
0xB3B006B3, 0x6C54706C, 0x2A73B22A, 0x523BD252, 0x0B9F410B, 0x8B027B8B,
0x88D8A088, 0x4FF3114F, 0x67CB3167, 0x4627C246, 0xC06727C0, 0xB4FC90B4,
0x28382028, 0x7F04F67F, 0x78486078, 0x2EE5FF2E, 0x074C9607, 0x4B655C4B,
0xC72BB1C7, 0x6F8EAB6F, 0x0D429E0D, 0xBBF59CBB, 0xF2DB52F2, 0xF34A1BF3,
0xA63D5FA6, 0x59A49359, 0xBCB90ABC, 0x3AF9EF3A, 0xEF1391EF, 0xFE0885FE,
0x01914901, 0x6116EE61, 0x7CDE2D7C, 0xB2214FB2, 0x42B18F42, 0xDB723BDB,
0xB82F47B8, 0x48BF8748, 0x2CAE6D2C, 0xE3C046E3, 0x573CD657, 0x859A3E85,
0x29A96929, 0x7D4F647D, 0x94812A94, 0x492ECE49, 0x17C6CB17, 0xCA692FCA,
0xC3BDFCC3, 0x5CA3975C, 0x5EE8055E, 0xD0ED7AD0, 0x87D1AC87, 0x8E057F8E,
0xBA64D5BA, 0xA8A51AA8, 0xB7264BB7, 0xB9BE0EB9, 0x6087A760, 0xF8D55AF8,
0x22362822, 0x111B1411, 0xDE753FDE, 0x79D92979, 0xAAEE88AA, 0x332D3C33,
0x5F794C5F, 0xB6B702B6, 0x96CAB896, 0x5835DA58, 0x9CC4B09C, 0xFC4317FC,
0x1A84551A, 0xF64D1FF6, 0x1C598A1C, 0x38B27D38, 0xAC3357AC, 0x18CFC718,
0xF4068DF4, 0x69537469, 0x749BB774, 0xF597C4F5, 0x56AD9F56, 0xDAE372DA,
0xD5EA7ED5, 0x4AF4154A, 0x9E8F229E, 0xA2AB12A2, 0x4E62584E, 0xE85F07E8,
0xE51D99E5, 0x39233439, 0xC1F66EC1, 0x446C5044, 0x5D32DE5D, 0x72466872,
0x26A06526, 0x93CDBC93, 0x03DADB03, 0xC6BAF8C6, 0xFA9EC8FA, 0x82D6A882,
0xCF6E2BCF, 0x50704050, 0xEB85DCEB, 0x750AFE75, 0x8A93328A, 0x8DDFA48D,
0x4C29CA4C, 0x141C1014, 0x73D72173, 0xCCB4F0CC, 0x09D4D309, 0x108A5D10,
0xE2510FE2, 0x00000000, 0x9A196F9A, 0xE01A9DE0, 0x8F94368F, 0xE6C742E6,
0xECC94AEC, 0xFDD25EFD, 0xAB7FC1AB, 0xD8A8E0D8
}
};
#define g1_fun128(x) \
(mds (0, q20 (unpack_v8d_from_v32_S (x), sk)) ^ \
mds (1, q21 (unpack_v8a_from_v32_S (x), sk)) ^ \
mds (2, q22 (unpack_v8b_from_v32_S (x), sk)) ^ \
mds (3, q23 (unpack_v8c_from_v32_S (x), sk)))
#define g0_fun128(x) \
(mds (0, q20 (unpack_v8a_from_v32_S (x), sk)) ^ \
mds (1, q21 (unpack_v8b_from_v32_S (x), sk)) ^ \
mds (2, q22 (unpack_v8c_from_v32_S (x), sk)) ^ \
mds (3, q23 (unpack_v8d_from_v32_S (x), sk)))
#define g1_fun192(x) \
(mds (0, q30 (unpack_v8d_from_v32_S (x), sk)) ^ \
mds (1, q31 (unpack_v8a_from_v32_S (x), sk)) ^ \
mds (2, q32 (unpack_v8b_from_v32_S (x), sk)) ^ \
mds (3, q33 (unpack_v8c_from_v32_S (x), sk)))
#define g0_fun192(x) \
(mds (0, q30 (unpack_v8a_from_v32_S (x), sk)) ^ \
mds (1, q31 (unpack_v8b_from_v32_S (x), sk)) ^ \
mds (2, q32 (unpack_v8c_from_v32_S (x), sk)) ^ \
mds (3, q33 (unpack_v8d_from_v32_S (x), sk)))
#define g1_fun256(x) \
(mds (0, q40 (unpack_v8d_from_v32_S (x), sk)) ^ \
mds (1, q41 (unpack_v8a_from_v32_S (x), sk)) ^ \
mds (2, q42 (unpack_v8b_from_v32_S (x), sk)) ^ \
mds (3, q43 (unpack_v8c_from_v32_S (x), sk)))
#define g0_fun256(x) \
(mds (0, q40 (unpack_v8a_from_v32_S (x), sk)) ^ \
mds (1, q41 (unpack_v8b_from_v32_S (x), sk)) ^ \
mds (2, q42 (unpack_v8c_from_v32_S (x), sk)) ^ \
mds (3, q43 (unpack_v8d_from_v32_S (x), sk)))
#define f_rnd128(i) \
{ \
const u32 t0 = g0_fun128 (data[0]); \
const u32 t1 = g1_fun128 (data[1]); \
data[2] = hc_rotr32_S (data[2] ^ (t0 + t1 + lk[4 * (i) + 8]), 1); \
data[3] = hc_rotl32_S (data[3], 1) ^ (t0 + 2 * t1 + lk[4 * (i) + 9]); \
const u32 t2 = g0_fun128 (data[2]); \
const u32 t3 = g1_fun128 (data[3]); \
data[0] = hc_rotr32_S (data[0] ^ (t2 + t3 + lk[4 * (i) + 10]), 1); \
data[1] = hc_rotl32_S (data[1], 1) ^ (t2 + 2 * t3 + lk[4 * (i) + 11]); \
}
#define i_rnd128(i) \
{ \
const u32 t0 = g0_fun128 (data[0]); \
const u32 t1 = g1_fun128 (data[1]); \
data[2] = hc_rotl32_S (data[2], 1) ^ (t0 + t1 + lk[4 * (i) + 10]); \
data[3] = hc_rotr32_S (data[3] ^ (t0 + 2 * t1 + lk[4 * (i) + 11]), 1); \
const u32 t2 = g0_fun128 (data[2]); \
const u32 t3 = g1_fun128 (data[3]); \
data[0] = hc_rotl32_S (data[0], 1) ^ (t2 + t3 + lk[4 * (i) + 8]); \
data[1] = hc_rotr32_S (data[1] ^ (t2 + 2 * t3 + lk[4 * (i) + 9]), 1); \
}
#define f_rnd192(i) \
{ \
const u32 t0 = g0_fun192 (data[0]); \
const u32 t1 = g1_fun192 (data[1]); \
data[2] = hc_rotr32_S (data[2] ^ (t0 + t1 + lk[4 * (i) + 8]), 1); \
data[3] = hc_rotl32_S (data[3], 1) ^ (t0 + 2 * t1 + lk[4 * (i) + 9]); \
const u32 t2 = g0_fun192 (data[2]); \
const u32 t3 = g1_fun192 (data[3]); \
data[0] = hc_rotr32_S (data[0] ^ (t2 + t3 + lk[4 * (i) + 10]), 1); \
data[1] = hc_rotl32_S (data[1], 1) ^ (t2 + 2 * t3 + lk[4 * (i) + 11]); \
}
#define i_rnd192(i) \
{ \
const u32 t0 = g0_fun192 (data[0]); \
const u32 t1 = g1_fun192 (data[1]); \
data[2] = hc_rotl32_S (data[2], 1) ^ (t0 + t1 + lk[4 * (i) + 10]); \
data[3] = hc_rotr32_S (data[3] ^ (t0 + 2 * t1 + lk[4 * (i) + 11]), 1); \
const u32 t2 = g0_fun192 (data[2]); \
const u32 t3 = g1_fun192 (data[3]); \
data[0] = hc_rotl32_S (data[0], 1) ^ (t2 + t3 + lk[4 * (i) + 8]); \
data[1] = hc_rotr32_S (data[1] ^ (t2 + 2 * t3 + lk[4 * (i) + 9]), 1); \
}
#define f_rnd256(i) \
{ \
const u32 t0 = g0_fun256 (data[0]); \
const u32 t1 = g1_fun256 (data[1]); \
data[2] = hc_rotr32_S (data[2] ^ (t0 + t1 + lk[4 * (i) + 8]), 1); \
data[3] = hc_rotl32_S (data[3], 1) ^ (t0 + 2 * t1 + lk[4 * (i) + 9]); \
const u32 t2 = g0_fun256 (data[2]); \
const u32 t3 = g1_fun256 (data[3]); \
data[0] = hc_rotr32_S (data[0] ^ (t2 + t3 + lk[4 * (i) + 10]), 1); \
data[1] = hc_rotl32_S (data[1], 1) ^ (t2 + 2 * t3 + lk[4 * (i) + 11]); \
}
#define i_rnd256(i) \
{ \
const u32 t0 = g0_fun256 (data[0]); \
const u32 t1 = g1_fun256 (data[1]); \
data[2] = hc_rotl32_S (data[2], 1) ^ (t0 + t1 + lk[4 * (i) + 10]); \
data[3] = hc_rotr32_S (data[3] ^ (t0 + 2 * t1 + lk[4 * (i) + 11]), 1); \
const u32 t2 = g0_fun256 (data[2]); \
const u32 t3 = g1_fun256 (data[3]); \
data[0] = hc_rotl32_S (data[0], 1) ^ (t2 + t3 + lk[4 * (i) + 8]); \
data[1] = hc_rotr32_S (data[1] ^ (t2 + 2 * t3 + lk[4 * (i) + 9]), 1); \
}
#define q(n,x) q_tab[n][x]
#define mds(n,x) m_tab[n][x]
#define q20(x,k) q (0, q (0, x) ^ unpack_v8a_from_v32_S (k[1])) ^ unpack_v8a_from_v32_S (k[0])
#define q21(x,k) q (0, q (1, x) ^ unpack_v8b_from_v32_S (k[1])) ^ unpack_v8b_from_v32_S (k[0])
#define q22(x,k) q (1, q (0, x) ^ unpack_v8c_from_v32_S (k[1])) ^ unpack_v8c_from_v32_S (k[0])
#define q23(x,k) q (1, q (1, x) ^ unpack_v8d_from_v32_S (k[1])) ^ unpack_v8d_from_v32_S (k[0])
#define q30(x,k) q (0, q (0, q (1, x) ^ unpack_v8a_from_v32_S (k[2])) ^ unpack_v8a_from_v32_S (k[1])) ^ unpack_v8a_from_v32_S (k[0])
#define q31(x,k) q (0, q (1, q (1, x) ^ unpack_v8b_from_v32_S (k[2])) ^ unpack_v8b_from_v32_S (k[1])) ^ unpack_v8b_from_v32_S (k[0])
#define q32(x,k) q (1, q (0, q (0, x) ^ unpack_v8c_from_v32_S (k[2])) ^ unpack_v8c_from_v32_S (k[1])) ^ unpack_v8c_from_v32_S (k[0])
#define q33(x,k) q (1, q (1, q (0, x) ^ unpack_v8d_from_v32_S (k[2])) ^ unpack_v8d_from_v32_S (k[1])) ^ unpack_v8d_from_v32_S (k[0])
#define q40(x,k) q (0, q (0, q (1, q (1, x) ^ unpack_v8a_from_v32_S (k[3])) ^ unpack_v8a_from_v32_S (k[2])) ^ unpack_v8a_from_v32_S (k[1])) ^ unpack_v8a_from_v32_S (k[0])
#define q41(x,k) q (0, q (1, q (1, q (0, x) ^ unpack_v8b_from_v32_S (k[3])) ^ unpack_v8b_from_v32_S (k[2])) ^ unpack_v8b_from_v32_S (k[1])) ^ unpack_v8b_from_v32_S (k[0])
#define q42(x,k) q (1, q (0, q (0, q (0, x) ^ unpack_v8c_from_v32_S (k[3])) ^ unpack_v8c_from_v32_S (k[2])) ^ unpack_v8c_from_v32_S (k[1])) ^ unpack_v8c_from_v32_S (k[0])
#define q43(x,k) q (1, q (1, q (0, q (1, x) ^ unpack_v8d_from_v32_S (k[3])) ^ unpack_v8d_from_v32_S (k[2])) ^ unpack_v8d_from_v32_S (k[1])) ^ unpack_v8d_from_v32_S (k[0])
DECLSPEC u32 mds_rem (u32 p0, u32 p1)
{
#define G_MOD 0x14d
#define MDS_REM_ROUND() \
{ \
const u32 t = p1 >> 24; \
p1 = (p1 << 8) | (p0 >> 24); \
p0 <<= 8; \
u32 u = (t << 1); \
if (t & 0x80) u ^= G_MOD; \
p1 ^= t ^ (u << 16); \
u ^= (t >> 1); \
if (t & 0x01) u ^= G_MOD >> 1; \
p1 ^= (u << 24) | (u << 8); \
}
MDS_REM_ROUND();
MDS_REM_ROUND();
MDS_REM_ROUND();
MDS_REM_ROUND();
MDS_REM_ROUND();
MDS_REM_ROUND();
MDS_REM_ROUND();
MDS_REM_ROUND();
#undef MDS_REM_ROUND
return p1;
}
// 128 bit key
DECLSPEC u32 h_fun128 (const u32 x, PRIVATE_AS const u32 *key)
{
u32 b0, b1, b2, b3;
b0 = unpack_v8a_from_v32_S (x);
b1 = unpack_v8b_from_v32_S (x);
b2 = unpack_v8c_from_v32_S (x);
b3 = unpack_v8d_from_v32_S (x);
b0 = q (0, (q (0, b0) ^ unpack_v8a_from_v32_S (key[1]))) ^ unpack_v8a_from_v32_S (key[0]);
b1 = q (0, (q (1, b1) ^ unpack_v8b_from_v32_S (key[1]))) ^ unpack_v8b_from_v32_S (key[0]);
b2 = q (1, (q (0, b2) ^ unpack_v8c_from_v32_S (key[1]))) ^ unpack_v8c_from_v32_S (key[0]);
b3 = q (1, (q (1, b3) ^ unpack_v8d_from_v32_S (key[1]))) ^ unpack_v8d_from_v32_S (key[0]);
return mds (0, b0) ^ mds (1, b1) ^ mds (2, b2) ^ mds (3, b3);
}
DECLSPEC void twofish128_set_key (PRIVATE_AS u32 *sk, PRIVATE_AS u32 *lk, PRIVATE_AS const u32 *ukey)
{
u32 me_key[2];
me_key[0] = ukey[0];
me_key[1] = ukey[2];
u32 mo_key[2];
mo_key[0] = ukey[1];
mo_key[1] = ukey[3];
sk[1] = mds_rem (me_key[0], mo_key[0]);
sk[0] = mds_rem (me_key[1], mo_key[1]);
#ifdef _unroll
#pragma unroll
#endif
for (int i = 0; i < 40; i += 2)
{
u32 a = 0x01010101 * i;
u32 b = 0x01010101 + a;
a = h_fun128 (a, me_key);
b = h_fun128 (b, mo_key);
b = hc_rotl32_S (b, 8);
lk[i + 0] = a + b;
lk[i + 1] = hc_rotl32_S (a + 2 * b, 9);
}
}
DECLSPEC void twofish128_encrypt (PRIVATE_AS const u32 *sk, PRIVATE_AS const u32 *lk, PRIVATE_AS const u32 *in, PRIVATE_AS u32 *out)
{
u32 data[4];
data[0] = in[0] ^ lk[0];
data[1] = in[1] ^ lk[1];
data[2] = in[2] ^ lk[2];
data[3] = in[3] ^ lk[3];
f_rnd128 (0);
f_rnd128 (1);
f_rnd128 (2);
f_rnd128 (3);
f_rnd128 (4);
f_rnd128 (5);
f_rnd128 (6);
f_rnd128 (7);
out[0] = data[2] ^ lk[4];
out[1] = data[3] ^ lk[5];
out[2] = data[0] ^ lk[6];
out[3] = data[1] ^ lk[7];
}
DECLSPEC void twofish128_decrypt (PRIVATE_AS const u32 *sk, PRIVATE_AS const u32 *lk, PRIVATE_AS const u32 *in, PRIVATE_AS u32 *out)
{
u32 data[4];
data[0] = in[0] ^ lk[4];
data[1] = in[1] ^ lk[5];
data[2] = in[2] ^ lk[6];
data[3] = in[3] ^ lk[7];
i_rnd128 (7);
i_rnd128 (6);
i_rnd128 (5);
i_rnd128 (4);
i_rnd128 (3);
i_rnd128 (2);
i_rnd128 (1);
i_rnd128 (0);
out[0] = data[2] ^ lk[0];
out[1] = data[3] ^ lk[1];
out[2] = data[0] ^ lk[2];
out[3] = data[1] ^ lk[3];
}
// 192 bit key
DECLSPEC u32 h_fun192 (const u32 x, PRIVATE_AS const u32 *key)
{
u32 b0, b1, b2, b3;
b0 = unpack_v8a_from_v32_S (x);
b1 = unpack_v8b_from_v32_S (x);
b2 = unpack_v8c_from_v32_S (x);
b3 = unpack_v8d_from_v32_S (x);
b0 = q (1, b0) ^ unpack_v8a_from_v32_S (key[2]);
b1 = q (1, b1) ^ unpack_v8b_from_v32_S (key[2]);
b2 = q (0, b2) ^ unpack_v8c_from_v32_S (key[2]);
b3 = q (0, b3) ^ unpack_v8d_from_v32_S (key[2]);
b0 = q (0, (q (0, b0) ^ unpack_v8a_from_v32_S (key[1]))) ^ unpack_v8a_from_v32_S (key[0]);
b1 = q (0, (q (1, b1) ^ unpack_v8b_from_v32_S (key[1]))) ^ unpack_v8b_from_v32_S (key[0]);
b2 = q (1, (q (0, b2) ^ unpack_v8c_from_v32_S (key[1]))) ^ unpack_v8c_from_v32_S (key[0]);
b3 = q (1, (q (1, b3) ^ unpack_v8d_from_v32_S (key[1]))) ^ unpack_v8d_from_v32_S (key[0]);
return mds (0, b0) ^ mds (1, b1) ^ mds (2, b2) ^ mds (3, b3);
}
DECLSPEC void twofish192_set_key (PRIVATE_AS u32 *sk, PRIVATE_AS u32 *lk, PRIVATE_AS const u32 *ukey)
{
u32 me_key[3];
me_key[0] = ukey[0];
me_key[1] = ukey[2];
me_key[2] = ukey[4];
u32 mo_key[3];
mo_key[0] = ukey[1];
mo_key[1] = ukey[3];
mo_key[2] = ukey[5];
sk[2] = mds_rem (me_key[0], mo_key[0]);
sk[1] = mds_rem (me_key[1], mo_key[1]);
sk[0] = mds_rem (me_key[2], mo_key[2]);
#ifdef _unroll
#pragma unroll
#endif
for (int i = 0; i < 40; i += 2)
{
u32 a = 0x01010101 * i;
u32 b = 0x01010101 + a;
a = h_fun192 (a, me_key);
b = h_fun192 (b, mo_key);
b = hc_rotl32_S (b, 8);
lk[i + 0] = a + b;
lk[i + 1] = hc_rotl32_S (a + 2 * b, 9);
}
}
DECLSPEC void twofish192_encrypt (PRIVATE_AS const u32 *sk, PRIVATE_AS const u32 *lk, PRIVATE_AS const u32 *in, PRIVATE_AS u32 *out)
{
u32 data[4];
data[0] = in[0] ^ lk[0];
data[1] = in[1] ^ lk[1];
data[2] = in[2] ^ lk[2];
data[3] = in[3] ^ lk[3];
f_rnd192 (0);
f_rnd192 (1);
f_rnd192 (2);
f_rnd192 (3);
f_rnd192 (4);
f_rnd192 (5);
f_rnd192 (6);
f_rnd192 (7);
out[0] = data[2] ^ lk[4];
out[1] = data[3] ^ lk[5];
out[2] = data[0] ^ lk[6];
out[3] = data[1] ^ lk[7];
}
DECLSPEC void twofish192_decrypt (PRIVATE_AS const u32 *sk, PRIVATE_AS const u32 *lk, PRIVATE_AS const u32 *in, PRIVATE_AS u32 *out)
{
u32 data[4];
data[0] = in[0] ^ lk[4];
data[1] = in[1] ^ lk[5];
data[2] = in[2] ^ lk[6];
data[3] = in[3] ^ lk[7];
i_rnd192 (7);
i_rnd192 (6);
i_rnd192 (5);
i_rnd192 (4);
i_rnd192 (3);
i_rnd192 (2);
i_rnd192 (1);
i_rnd192 (0);
out[0] = data[2] ^ lk[0];
out[1] = data[3] ^ lk[1];
out[2] = data[0] ^ lk[2];
out[3] = data[1] ^ lk[3];
}
// 256 bit key
DECLSPEC u32 h_fun256 (const u32 x, PRIVATE_AS const u32 *key)
{
u32 b0, b1, b2, b3;
b0 = unpack_v8a_from_v32_S (x);
b1 = unpack_v8b_from_v32_S (x);
b2 = unpack_v8c_from_v32_S (x);
b3 = unpack_v8d_from_v32_S (x);
b0 = q (1, b0) ^ unpack_v8a_from_v32_S (key[3]);
b1 = q (0, b1) ^ unpack_v8b_from_v32_S (key[3]);
b2 = q (0, b2) ^ unpack_v8c_from_v32_S (key[3]);
b3 = q (1, b3) ^ unpack_v8d_from_v32_S (key[3]);
b0 = q (1, b0) ^ unpack_v8a_from_v32_S (key[2]);
b1 = q (1, b1) ^ unpack_v8b_from_v32_S (key[2]);
b2 = q (0, b2) ^ unpack_v8c_from_v32_S (key[2]);
b3 = q (0, b3) ^ unpack_v8d_from_v32_S (key[2]);
b0 = q (0, (q (0, b0) ^ unpack_v8a_from_v32_S (key[1]))) ^ unpack_v8a_from_v32_S (key[0]);
b1 = q (0, (q (1, b1) ^ unpack_v8b_from_v32_S (key[1]))) ^ unpack_v8b_from_v32_S (key[0]);
b2 = q (1, (q (0, b2) ^ unpack_v8c_from_v32_S (key[1]))) ^ unpack_v8c_from_v32_S (key[0]);
b3 = q (1, (q (1, b3) ^ unpack_v8d_from_v32_S (key[1]))) ^ unpack_v8d_from_v32_S (key[0]);
return mds (0, b0) ^ mds (1, b1) ^ mds (2, b2) ^ mds (3, b3);
}
DECLSPEC void twofish256_set_key (PRIVATE_AS u32 *sk, PRIVATE_AS u32 *lk, PRIVATE_AS const u32 *ukey)
{
u32 me_key[4];
me_key[0] = ukey[0];
me_key[1] = ukey[2];
me_key[2] = ukey[4];
me_key[3] = ukey[6];
u32 mo_key[4];
mo_key[0] = ukey[1];
mo_key[1] = ukey[3];
mo_key[2] = ukey[5];
mo_key[3] = ukey[7];
sk[3] = mds_rem (me_key[0], mo_key[0]);
sk[2] = mds_rem (me_key[1], mo_key[1]);
sk[1] = mds_rem (me_key[2], mo_key[2]);
sk[0] = mds_rem (me_key[3], mo_key[3]);
#ifdef _unroll
#pragma unroll
#endif
for (int i = 0; i < 40; i += 2)
{
u32 a = 0x01010101 * i;
u32 b = 0x01010101 + a;
a = h_fun256 (a, me_key);
b = h_fun256 (b, mo_key);
b = hc_rotl32_S (b, 8);
lk[i + 0] = a + b;
lk[i + 1] = hc_rotl32_S (a + 2 * b, 9);
}
}
DECLSPEC void twofish256_encrypt (PRIVATE_AS const u32 *sk, PRIVATE_AS const u32 *lk, PRIVATE_AS const u32 *in, PRIVATE_AS u32 *out)
{
u32 data[4];
data[0] = in[0] ^ lk[0];
data[1] = in[1] ^ lk[1];
data[2] = in[2] ^ lk[2];
data[3] = in[3] ^ lk[3];
f_rnd256 (0);
f_rnd256 (1);
f_rnd256 (2);
f_rnd256 (3);
f_rnd256 (4);
f_rnd256 (5);
f_rnd256 (6);
f_rnd256 (7);
out[0] = data[2] ^ lk[4];
out[1] = data[3] ^ lk[5];
out[2] = data[0] ^ lk[6];
out[3] = data[1] ^ lk[7];
}
DECLSPEC void twofish256_decrypt (PRIVATE_AS const u32 *sk, PRIVATE_AS const u32 *lk, PRIVATE_AS const u32 *in, PRIVATE_AS u32 *out)
{
u32 data[4];
data[0] = in[0] ^ lk[4];
data[1] = in[1] ^ lk[5];
data[2] = in[2] ^ lk[6];
data[3] = in[3] ^ lk[7];
i_rnd256 (7);
i_rnd256 (6);
i_rnd256 (5);
i_rnd256 (4);
i_rnd256 (3);
i_rnd256 (2);
i_rnd256 (1);
i_rnd256 (0);
out[0] = data[2] ^ lk[0];
out[1] = data[3] ^ lk[1];
out[2] = data[0] ^ lk[2];
out[3] = data[1] ^ lk[3];
}
#undef g1_fun128
#undef g0_fun128
#undef g1_fun192
#undef g0_fun192
#undef g1_fun256
#undef g0_fun256
#undef f_rnd128
#undef i_rnd128
#undef f_rnd192
#undef i_rnd192
#undef f_rnd256
#undef i_rnd256
#undef q
#undef mds
#undef q20
#undef q21
#undef q22
#undef q23
#undef q30
#undef q31
#undef q32
#undef q33
#undef q40
#undef q41
#undef q42
#undef q43