1*45818ee1SMatthew Ahrens /* 2*45818ee1SMatthew Ahrens * Pre-computed Skein IVs 3*45818ee1SMatthew Ahrens * 4*45818ee1SMatthew Ahrens * NOTE: these values are not "magic" constants, but 5*45818ee1SMatthew Ahrens * are generated using the Threefish block function. 6*45818ee1SMatthew Ahrens * They are pre-computed here only for speed; i.e., to 7*45818ee1SMatthew Ahrens * avoid the need for a Threefish call during Init(). 8*45818ee1SMatthew Ahrens * 9*45818ee1SMatthew Ahrens * The IV for any fixed hash length may be pre-computed. 10*45818ee1SMatthew Ahrens * Only the most common values are included here. 11*45818ee1SMatthew Ahrens */ 12*45818ee1SMatthew Ahrens /* Copyright 2013 Doug Whiting. This code is released to the public domain. */ 13*45818ee1SMatthew Ahrens /* 14*45818ee1SMatthew Ahrens * Illumos implementation note: these constants are for Skein v1.3 as per: 15*45818ee1SMatthew Ahrens * http://www.skein-hash.info/sites/default/files/skein1.3.pdf 16*45818ee1SMatthew Ahrens */ 17*45818ee1SMatthew Ahrens 18*45818ee1SMatthew Ahrens #include <sys/skein.h> /* get Skein macros and types */ 19*45818ee1SMatthew Ahrens #include "skein_impl.h" /* get internal definitions */ 20*45818ee1SMatthew Ahrens 21*45818ee1SMatthew Ahrens #define MK_64 SKEIN_MK_64 22*45818ee1SMatthew Ahrens 23*45818ee1SMatthew Ahrens /* blkSize = 256 bits. hashSize = 128 bits */ 24*45818ee1SMatthew Ahrens const uint64_t SKEIN_256_IV_128[] = { 25*45818ee1SMatthew Ahrens MK_64(0xE1111906, 0x964D7260), 26*45818ee1SMatthew Ahrens MK_64(0x883DAAA7, 0x7C8D811C), 27*45818ee1SMatthew Ahrens MK_64(0x10080DF4, 0x91960F7A), 28*45818ee1SMatthew Ahrens MK_64(0xCCF7DDE5, 0xB45BC1C2) 29*45818ee1SMatthew Ahrens }; 30*45818ee1SMatthew Ahrens 31*45818ee1SMatthew Ahrens /* blkSize = 256 bits. hashSize = 160 bits */ 32*45818ee1SMatthew Ahrens const uint64_t SKEIN_256_IV_160[] = { 33*45818ee1SMatthew Ahrens MK_64(0x14202314, 0x72825E98), 34*45818ee1SMatthew Ahrens MK_64(0x2AC4E9A2, 0x5A77E590), 35*45818ee1SMatthew Ahrens MK_64(0xD47A5856, 0x8838D63E), 36*45818ee1SMatthew Ahrens MK_64(0x2DD2E496, 0x8586AB7D) 37*45818ee1SMatthew Ahrens }; 38*45818ee1SMatthew Ahrens 39*45818ee1SMatthew Ahrens /* blkSize = 256 bits. hashSize = 224 bits */ 40*45818ee1SMatthew Ahrens const uint64_t SKEIN_256_IV_224[] = { 41*45818ee1SMatthew Ahrens MK_64(0xC6098A8C, 0x9AE5EA0B), 42*45818ee1SMatthew Ahrens MK_64(0x876D5686, 0x08C5191C), 43*45818ee1SMatthew Ahrens MK_64(0x99CB88D7, 0xD7F53884), 44*45818ee1SMatthew Ahrens MK_64(0x384BDDB1, 0xAEDDB5DE) 45*45818ee1SMatthew Ahrens }; 46*45818ee1SMatthew Ahrens 47*45818ee1SMatthew Ahrens /* blkSize = 256 bits. hashSize = 256 bits */ 48*45818ee1SMatthew Ahrens const uint64_t SKEIN_256_IV_256[] = { 49*45818ee1SMatthew Ahrens MK_64(0xFC9DA860, 0xD048B449), 50*45818ee1SMatthew Ahrens MK_64(0x2FCA6647, 0x9FA7D833), 51*45818ee1SMatthew Ahrens MK_64(0xB33BC389, 0x6656840F), 52*45818ee1SMatthew Ahrens MK_64(0x6A54E920, 0xFDE8DA69) 53*45818ee1SMatthew Ahrens }; 54*45818ee1SMatthew Ahrens 55*45818ee1SMatthew Ahrens /* blkSize = 512 bits. hashSize = 128 bits */ 56*45818ee1SMatthew Ahrens const uint64_t SKEIN_512_IV_128[] = { 57*45818ee1SMatthew Ahrens MK_64(0xA8BC7BF3, 0x6FBF9F52), 58*45818ee1SMatthew Ahrens MK_64(0x1E9872CE, 0xBD1AF0AA), 59*45818ee1SMatthew Ahrens MK_64(0x309B1790, 0xB32190D3), 60*45818ee1SMatthew Ahrens MK_64(0xBCFBB854, 0x3F94805C), 61*45818ee1SMatthew Ahrens MK_64(0x0DA61BCD, 0x6E31B11B), 62*45818ee1SMatthew Ahrens MK_64(0x1A18EBEA, 0xD46A32E3), 63*45818ee1SMatthew Ahrens MK_64(0xA2CC5B18, 0xCE84AA82), 64*45818ee1SMatthew Ahrens MK_64(0x6982AB28, 0x9D46982D) 65*45818ee1SMatthew Ahrens }; 66*45818ee1SMatthew Ahrens 67*45818ee1SMatthew Ahrens /* blkSize = 512 bits. hashSize = 160 bits */ 68*45818ee1SMatthew Ahrens const uint64_t SKEIN_512_IV_160[] = { 69*45818ee1SMatthew Ahrens MK_64(0x28B81A2A, 0xE013BD91), 70*45818ee1SMatthew Ahrens MK_64(0xC2F11668, 0xB5BDF78F), 71*45818ee1SMatthew Ahrens MK_64(0x1760D8F3, 0xF6A56F12), 72*45818ee1SMatthew Ahrens MK_64(0x4FB74758, 0x8239904F), 73*45818ee1SMatthew Ahrens MK_64(0x21EDE07F, 0x7EAF5056), 74*45818ee1SMatthew Ahrens MK_64(0xD908922E, 0x63ED70B8), 75*45818ee1SMatthew Ahrens MK_64(0xB8EC76FF, 0xECCB52FA), 76*45818ee1SMatthew Ahrens MK_64(0x01A47BB8, 0xA3F27A6E) 77*45818ee1SMatthew Ahrens }; 78*45818ee1SMatthew Ahrens 79*45818ee1SMatthew Ahrens /* blkSize = 512 bits. hashSize = 224 bits */ 80*45818ee1SMatthew Ahrens const uint64_t SKEIN_512_IV_224[] = { 81*45818ee1SMatthew Ahrens MK_64(0xCCD06162, 0x48677224), 82*45818ee1SMatthew Ahrens MK_64(0xCBA65CF3, 0xA92339EF), 83*45818ee1SMatthew Ahrens MK_64(0x8CCD69D6, 0x52FF4B64), 84*45818ee1SMatthew Ahrens MK_64(0x398AED7B, 0x3AB890B4), 85*45818ee1SMatthew Ahrens MK_64(0x0F59D1B1, 0x457D2BD0), 86*45818ee1SMatthew Ahrens MK_64(0x6776FE65, 0x75D4EB3D), 87*45818ee1SMatthew Ahrens MK_64(0x99FBC70E, 0x997413E9), 88*45818ee1SMatthew Ahrens MK_64(0x9E2CFCCF, 0xE1C41EF7) 89*45818ee1SMatthew Ahrens }; 90*45818ee1SMatthew Ahrens 91*45818ee1SMatthew Ahrens /* blkSize = 512 bits. hashSize = 256 bits */ 92*45818ee1SMatthew Ahrens const uint64_t SKEIN_512_IV_256[] = { 93*45818ee1SMatthew Ahrens MK_64(0xCCD044A1, 0x2FDB3E13), 94*45818ee1SMatthew Ahrens MK_64(0xE8359030, 0x1A79A9EB), 95*45818ee1SMatthew Ahrens MK_64(0x55AEA061, 0x4F816E6F), 96*45818ee1SMatthew Ahrens MK_64(0x2A2767A4, 0xAE9B94DB), 97*45818ee1SMatthew Ahrens MK_64(0xEC06025E, 0x74DD7683), 98*45818ee1SMatthew Ahrens MK_64(0xE7A436CD, 0xC4746251), 99*45818ee1SMatthew Ahrens MK_64(0xC36FBAF9, 0x393AD185), 100*45818ee1SMatthew Ahrens MK_64(0x3EEDBA18, 0x33EDFC13) 101*45818ee1SMatthew Ahrens }; 102*45818ee1SMatthew Ahrens 103*45818ee1SMatthew Ahrens /* blkSize = 512 bits. hashSize = 384 bits */ 104*45818ee1SMatthew Ahrens const uint64_t SKEIN_512_IV_384[] = { 105*45818ee1SMatthew Ahrens MK_64(0xA3F6C6BF, 0x3A75EF5F), 106*45818ee1SMatthew Ahrens MK_64(0xB0FEF9CC, 0xFD84FAA4), 107*45818ee1SMatthew Ahrens MK_64(0x9D77DD66, 0x3D770CFE), 108*45818ee1SMatthew Ahrens MK_64(0xD798CBF3, 0xB468FDDA), 109*45818ee1SMatthew Ahrens MK_64(0x1BC4A666, 0x8A0E4465), 110*45818ee1SMatthew Ahrens MK_64(0x7ED7D434, 0xE5807407), 111*45818ee1SMatthew Ahrens MK_64(0x548FC1AC, 0xD4EC44D6), 112*45818ee1SMatthew Ahrens MK_64(0x266E1754, 0x6AA18FF8) 113*45818ee1SMatthew Ahrens }; 114*45818ee1SMatthew Ahrens 115*45818ee1SMatthew Ahrens /* blkSize = 512 bits. hashSize = 512 bits */ 116*45818ee1SMatthew Ahrens const uint64_t SKEIN_512_IV_512[] = { 117*45818ee1SMatthew Ahrens MK_64(0x4903ADFF, 0x749C51CE), 118*45818ee1SMatthew Ahrens MK_64(0x0D95DE39, 0x9746DF03), 119*45818ee1SMatthew Ahrens MK_64(0x8FD19341, 0x27C79BCE), 120*45818ee1SMatthew Ahrens MK_64(0x9A255629, 0xFF352CB1), 121*45818ee1SMatthew Ahrens MK_64(0x5DB62599, 0xDF6CA7B0), 122*45818ee1SMatthew Ahrens MK_64(0xEABE394C, 0xA9D5C3F4), 123*45818ee1SMatthew Ahrens MK_64(0x991112C7, 0x1A75B523), 124*45818ee1SMatthew Ahrens MK_64(0xAE18A40B, 0x660FCC33) 125*45818ee1SMatthew Ahrens }; 126*45818ee1SMatthew Ahrens 127*45818ee1SMatthew Ahrens /* blkSize = 1024 bits. hashSize = 384 bits */ 128*45818ee1SMatthew Ahrens const uint64_t SKEIN1024_IV_384[] = { 129*45818ee1SMatthew Ahrens MK_64(0x5102B6B8, 0xC1894A35), 130*45818ee1SMatthew Ahrens MK_64(0xFEEBC9E3, 0xFE8AF11A), 131*45818ee1SMatthew Ahrens MK_64(0x0C807F06, 0xE32BED71), 132*45818ee1SMatthew Ahrens MK_64(0x60C13A52, 0xB41A91F6), 133*45818ee1SMatthew Ahrens MK_64(0x9716D35D, 0xD4917C38), 134*45818ee1SMatthew Ahrens MK_64(0xE780DF12, 0x6FD31D3A), 135*45818ee1SMatthew Ahrens MK_64(0x797846B6, 0xC898303A), 136*45818ee1SMatthew Ahrens MK_64(0xB172C2A8, 0xB3572A3B), 137*45818ee1SMatthew Ahrens MK_64(0xC9BC8203, 0xA6104A6C), 138*45818ee1SMatthew Ahrens MK_64(0x65909338, 0xD75624F4), 139*45818ee1SMatthew Ahrens MK_64(0x94BCC568, 0x4B3F81A0), 140*45818ee1SMatthew Ahrens MK_64(0x3EBBF51E, 0x10ECFD46), 141*45818ee1SMatthew Ahrens MK_64(0x2DF50F0B, 0xEEB08542), 142*45818ee1SMatthew Ahrens MK_64(0x3B5A6530, 0x0DBC6516), 143*45818ee1SMatthew Ahrens MK_64(0x484B9CD2, 0x167BBCE1), 144*45818ee1SMatthew Ahrens MK_64(0x2D136947, 0xD4CBAFEA) 145*45818ee1SMatthew Ahrens }; 146*45818ee1SMatthew Ahrens 147*45818ee1SMatthew Ahrens /* blkSize = 1024 bits. hashSize = 512 bits */ 148*45818ee1SMatthew Ahrens const uint64_t SKEIN1024_IV_512[] = { 149*45818ee1SMatthew Ahrens MK_64(0xCAEC0E5D, 0x7C1B1B18), 150*45818ee1SMatthew Ahrens MK_64(0xA01B0E04, 0x5F03E802), 151*45818ee1SMatthew Ahrens MK_64(0x33840451, 0xED912885), 152*45818ee1SMatthew Ahrens MK_64(0x374AFB04, 0xEAEC2E1C), 153*45818ee1SMatthew Ahrens MK_64(0xDF25A0E2, 0x813581F7), 154*45818ee1SMatthew Ahrens MK_64(0xE4004093, 0x8B12F9D2), 155*45818ee1SMatthew Ahrens MK_64(0xA662D539, 0xC2ED39B6), 156*45818ee1SMatthew Ahrens MK_64(0xFA8B85CF, 0x45D8C75A), 157*45818ee1SMatthew Ahrens MK_64(0x8316ED8E, 0x29EDE796), 158*45818ee1SMatthew Ahrens MK_64(0x053289C0, 0x2E9F91B8), 159*45818ee1SMatthew Ahrens MK_64(0xC3F8EF1D, 0x6D518B73), 160*45818ee1SMatthew Ahrens MK_64(0xBDCEC3C4, 0xD5EF332E), 161*45818ee1SMatthew Ahrens MK_64(0x549A7E52, 0x22974487), 162*45818ee1SMatthew Ahrens MK_64(0x67070872, 0x5B749816), 163*45818ee1SMatthew Ahrens MK_64(0xB9CD28FB, 0xF0581BD1), 164*45818ee1SMatthew Ahrens MK_64(0x0E2940B8, 0x15804974) 165*45818ee1SMatthew Ahrens }; 166*45818ee1SMatthew Ahrens 167*45818ee1SMatthew Ahrens /* blkSize = 1024 bits. hashSize = 1024 bits */ 168*45818ee1SMatthew Ahrens const uint64_t SKEIN1024_IV_1024[] = { 169*45818ee1SMatthew Ahrens MK_64(0xD593DA07, 0x41E72355), 170*45818ee1SMatthew Ahrens MK_64(0x15B5E511, 0xAC73E00C), 171*45818ee1SMatthew Ahrens MK_64(0x5180E5AE, 0xBAF2C4F0), 172*45818ee1SMatthew Ahrens MK_64(0x03BD41D3, 0xFCBCAFAF), 173*45818ee1SMatthew Ahrens MK_64(0x1CAEC6FD, 0x1983A898), 174*45818ee1SMatthew Ahrens MK_64(0x6E510B8B, 0xCDD0589F), 175*45818ee1SMatthew Ahrens MK_64(0x77E2BDFD, 0xC6394ADA), 176*45818ee1SMatthew Ahrens MK_64(0xC11E1DB5, 0x24DCB0A3), 177*45818ee1SMatthew Ahrens MK_64(0xD6D14AF9, 0xC6329AB5), 178*45818ee1SMatthew Ahrens MK_64(0x6A9B0BFC, 0x6EB67E0D), 179*45818ee1SMatthew Ahrens MK_64(0x9243C60D, 0xCCFF1332), 180*45818ee1SMatthew Ahrens MK_64(0x1A1F1DDE, 0x743F02D4), 181*45818ee1SMatthew Ahrens MK_64(0x0996753C, 0x10ED0BB8), 182*45818ee1SMatthew Ahrens MK_64(0x6572DD22, 0xF2B4969A), 183*45818ee1SMatthew Ahrens MK_64(0x61FD3062, 0xD00A579A), 184*45818ee1SMatthew Ahrens MK_64(0x1DE0536E, 0x8682E539) 185*45818ee1SMatthew Ahrens }; 186