1*b468a9ffSAllan Jude #ifndef _SKEIN_IV_H_ 2*b468a9ffSAllan Jude #define _SKEIN_IV_H_ 3*b468a9ffSAllan Jude 4*b468a9ffSAllan Jude #include "skein.h" /* get Skein macros and types */ 5*b468a9ffSAllan Jude 6*b468a9ffSAllan Jude /* 7*b468a9ffSAllan Jude ***************** Pre-computed Skein IVs ******************* 8*b468a9ffSAllan Jude ** 9*b468a9ffSAllan Jude ** NOTE: these values are not "magic" constants, but 10*b468a9ffSAllan Jude ** are generated using the Threefish block function. 11*b468a9ffSAllan Jude ** They are pre-computed here only for speed; i.e., to 12*b468a9ffSAllan Jude ** avoid the need for a Threefish call during Init(). 13*b468a9ffSAllan Jude ** 14*b468a9ffSAllan Jude ** The IV for any fixed hash length may be pre-computed. 15*b468a9ffSAllan Jude ** Only the most common values are included here. 16*b468a9ffSAllan Jude ** 17*b468a9ffSAllan Jude ************************************************************ 18*b468a9ffSAllan Jude **/ 19*b468a9ffSAllan Jude 20*b468a9ffSAllan Jude #define MK_64 SKEIN_MK_64 21*b468a9ffSAllan Jude 22*b468a9ffSAllan Jude /* blkSize = 256 bits. hashSize = 128 bits */ 23*b468a9ffSAllan Jude const u64b_t SKEIN_256_IV_128[] = 24*b468a9ffSAllan Jude { 25*b468a9ffSAllan Jude MK_64(0xE1111906,0x964D7260), 26*b468a9ffSAllan Jude MK_64(0x883DAAA7,0x7C8D811C), 27*b468a9ffSAllan Jude MK_64(0x10080DF4,0x91960F7A), 28*b468a9ffSAllan Jude MK_64(0xCCF7DDE5,0xB45BC1C2) 29*b468a9ffSAllan Jude }; 30*b468a9ffSAllan Jude 31*b468a9ffSAllan Jude /* blkSize = 256 bits. hashSize = 160 bits */ 32*b468a9ffSAllan Jude const u64b_t SKEIN_256_IV_160[] = 33*b468a9ffSAllan Jude { 34*b468a9ffSAllan Jude MK_64(0x14202314,0x72825E98), 35*b468a9ffSAllan Jude MK_64(0x2AC4E9A2,0x5A77E590), 36*b468a9ffSAllan Jude MK_64(0xD47A5856,0x8838D63E), 37*b468a9ffSAllan Jude MK_64(0x2DD2E496,0x8586AB7D) 38*b468a9ffSAllan Jude }; 39*b468a9ffSAllan Jude 40*b468a9ffSAllan Jude /* blkSize = 256 bits. hashSize = 224 bits */ 41*b468a9ffSAllan Jude const u64b_t SKEIN_256_IV_224[] = 42*b468a9ffSAllan Jude { 43*b468a9ffSAllan Jude MK_64(0xC6098A8C,0x9AE5EA0B), 44*b468a9ffSAllan Jude MK_64(0x876D5686,0x08C5191C), 45*b468a9ffSAllan Jude MK_64(0x99CB88D7,0xD7F53884), 46*b468a9ffSAllan Jude MK_64(0x384BDDB1,0xAEDDB5DE) 47*b468a9ffSAllan Jude }; 48*b468a9ffSAllan Jude 49*b468a9ffSAllan Jude /* blkSize = 256 bits. hashSize = 256 bits */ 50*b468a9ffSAllan Jude const u64b_t SKEIN_256_IV_256[] = 51*b468a9ffSAllan Jude { 52*b468a9ffSAllan Jude MK_64(0xFC9DA860,0xD048B449), 53*b468a9ffSAllan Jude MK_64(0x2FCA6647,0x9FA7D833), 54*b468a9ffSAllan Jude MK_64(0xB33BC389,0x6656840F), 55*b468a9ffSAllan Jude MK_64(0x6A54E920,0xFDE8DA69) 56*b468a9ffSAllan Jude }; 57*b468a9ffSAllan Jude 58*b468a9ffSAllan Jude /* blkSize = 512 bits. hashSize = 128 bits */ 59*b468a9ffSAllan Jude const u64b_t SKEIN_512_IV_128[] = 60*b468a9ffSAllan Jude { 61*b468a9ffSAllan Jude MK_64(0xA8BC7BF3,0x6FBF9F52), 62*b468a9ffSAllan Jude MK_64(0x1E9872CE,0xBD1AF0AA), 63*b468a9ffSAllan Jude MK_64(0x309B1790,0xB32190D3), 64*b468a9ffSAllan Jude MK_64(0xBCFBB854,0x3F94805C), 65*b468a9ffSAllan Jude MK_64(0x0DA61BCD,0x6E31B11B), 66*b468a9ffSAllan Jude MK_64(0x1A18EBEA,0xD46A32E3), 67*b468a9ffSAllan Jude MK_64(0xA2CC5B18,0xCE84AA82), 68*b468a9ffSAllan Jude MK_64(0x6982AB28,0x9D46982D) 69*b468a9ffSAllan Jude }; 70*b468a9ffSAllan Jude 71*b468a9ffSAllan Jude /* blkSize = 512 bits. hashSize = 160 bits */ 72*b468a9ffSAllan Jude const u64b_t SKEIN_512_IV_160[] = 73*b468a9ffSAllan Jude { 74*b468a9ffSAllan Jude MK_64(0x28B81A2A,0xE013BD91), 75*b468a9ffSAllan Jude MK_64(0xC2F11668,0xB5BDF78F), 76*b468a9ffSAllan Jude MK_64(0x1760D8F3,0xF6A56F12), 77*b468a9ffSAllan Jude MK_64(0x4FB74758,0x8239904F), 78*b468a9ffSAllan Jude MK_64(0x21EDE07F,0x7EAF5056), 79*b468a9ffSAllan Jude MK_64(0xD908922E,0x63ED70B8), 80*b468a9ffSAllan Jude MK_64(0xB8EC76FF,0xECCB52FA), 81*b468a9ffSAllan Jude MK_64(0x01A47BB8,0xA3F27A6E) 82*b468a9ffSAllan Jude }; 83*b468a9ffSAllan Jude 84*b468a9ffSAllan Jude /* blkSize = 512 bits. hashSize = 224 bits */ 85*b468a9ffSAllan Jude const u64b_t SKEIN_512_IV_224[] = 86*b468a9ffSAllan Jude { 87*b468a9ffSAllan Jude MK_64(0xCCD06162,0x48677224), 88*b468a9ffSAllan Jude MK_64(0xCBA65CF3,0xA92339EF), 89*b468a9ffSAllan Jude MK_64(0x8CCD69D6,0x52FF4B64), 90*b468a9ffSAllan Jude MK_64(0x398AED7B,0x3AB890B4), 91*b468a9ffSAllan Jude MK_64(0x0F59D1B1,0x457D2BD0), 92*b468a9ffSAllan Jude MK_64(0x6776FE65,0x75D4EB3D), 93*b468a9ffSAllan Jude MK_64(0x99FBC70E,0x997413E9), 94*b468a9ffSAllan Jude MK_64(0x9E2CFCCF,0xE1C41EF7) 95*b468a9ffSAllan Jude }; 96*b468a9ffSAllan Jude 97*b468a9ffSAllan Jude /* blkSize = 512 bits. hashSize = 256 bits */ 98*b468a9ffSAllan Jude const u64b_t SKEIN_512_IV_256[] = 99*b468a9ffSAllan Jude { 100*b468a9ffSAllan Jude MK_64(0xCCD044A1,0x2FDB3E13), 101*b468a9ffSAllan Jude MK_64(0xE8359030,0x1A79A9EB), 102*b468a9ffSAllan Jude MK_64(0x55AEA061,0x4F816E6F), 103*b468a9ffSAllan Jude MK_64(0x2A2767A4,0xAE9B94DB), 104*b468a9ffSAllan Jude MK_64(0xEC06025E,0x74DD7683), 105*b468a9ffSAllan Jude MK_64(0xE7A436CD,0xC4746251), 106*b468a9ffSAllan Jude MK_64(0xC36FBAF9,0x393AD185), 107*b468a9ffSAllan Jude MK_64(0x3EEDBA18,0x33EDFC13) 108*b468a9ffSAllan Jude }; 109*b468a9ffSAllan Jude 110*b468a9ffSAllan Jude /* blkSize = 512 bits. hashSize = 384 bits */ 111*b468a9ffSAllan Jude const u64b_t SKEIN_512_IV_384[] = 112*b468a9ffSAllan Jude { 113*b468a9ffSAllan Jude MK_64(0xA3F6C6BF,0x3A75EF5F), 114*b468a9ffSAllan Jude MK_64(0xB0FEF9CC,0xFD84FAA4), 115*b468a9ffSAllan Jude MK_64(0x9D77DD66,0x3D770CFE), 116*b468a9ffSAllan Jude MK_64(0xD798CBF3,0xB468FDDA), 117*b468a9ffSAllan Jude MK_64(0x1BC4A666,0x8A0E4465), 118*b468a9ffSAllan Jude MK_64(0x7ED7D434,0xE5807407), 119*b468a9ffSAllan Jude MK_64(0x548FC1AC,0xD4EC44D6), 120*b468a9ffSAllan Jude MK_64(0x266E1754,0x6AA18FF8) 121*b468a9ffSAllan Jude }; 122*b468a9ffSAllan Jude 123*b468a9ffSAllan Jude /* blkSize = 512 bits. hashSize = 512 bits */ 124*b468a9ffSAllan Jude const u64b_t SKEIN_512_IV_512[] = 125*b468a9ffSAllan Jude { 126*b468a9ffSAllan Jude MK_64(0x4903ADFF,0x749C51CE), 127*b468a9ffSAllan Jude MK_64(0x0D95DE39,0x9746DF03), 128*b468a9ffSAllan Jude MK_64(0x8FD19341,0x27C79BCE), 129*b468a9ffSAllan Jude MK_64(0x9A255629,0xFF352CB1), 130*b468a9ffSAllan Jude MK_64(0x5DB62599,0xDF6CA7B0), 131*b468a9ffSAllan Jude MK_64(0xEABE394C,0xA9D5C3F4), 132*b468a9ffSAllan Jude MK_64(0x991112C7,0x1A75B523), 133*b468a9ffSAllan Jude MK_64(0xAE18A40B,0x660FCC33) 134*b468a9ffSAllan Jude }; 135*b468a9ffSAllan Jude 136*b468a9ffSAllan Jude /* blkSize = 1024 bits. hashSize = 384 bits */ 137*b468a9ffSAllan Jude const u64b_t SKEIN1024_IV_384[] = 138*b468a9ffSAllan Jude { 139*b468a9ffSAllan Jude MK_64(0x5102B6B8,0xC1894A35), 140*b468a9ffSAllan Jude MK_64(0xFEEBC9E3,0xFE8AF11A), 141*b468a9ffSAllan Jude MK_64(0x0C807F06,0xE32BED71), 142*b468a9ffSAllan Jude MK_64(0x60C13A52,0xB41A91F6), 143*b468a9ffSAllan Jude MK_64(0x9716D35D,0xD4917C38), 144*b468a9ffSAllan Jude MK_64(0xE780DF12,0x6FD31D3A), 145*b468a9ffSAllan Jude MK_64(0x797846B6,0xC898303A), 146*b468a9ffSAllan Jude MK_64(0xB172C2A8,0xB3572A3B), 147*b468a9ffSAllan Jude MK_64(0xC9BC8203,0xA6104A6C), 148*b468a9ffSAllan Jude MK_64(0x65909338,0xD75624F4), 149*b468a9ffSAllan Jude MK_64(0x94BCC568,0x4B3F81A0), 150*b468a9ffSAllan Jude MK_64(0x3EBBF51E,0x10ECFD46), 151*b468a9ffSAllan Jude MK_64(0x2DF50F0B,0xEEB08542), 152*b468a9ffSAllan Jude MK_64(0x3B5A6530,0x0DBC6516), 153*b468a9ffSAllan Jude MK_64(0x484B9CD2,0x167BBCE1), 154*b468a9ffSAllan Jude MK_64(0x2D136947,0xD4CBAFEA) 155*b468a9ffSAllan Jude }; 156*b468a9ffSAllan Jude 157*b468a9ffSAllan Jude /* blkSize = 1024 bits. hashSize = 512 bits */ 158*b468a9ffSAllan Jude const u64b_t SKEIN1024_IV_512[] = 159*b468a9ffSAllan Jude { 160*b468a9ffSAllan Jude MK_64(0xCAEC0E5D,0x7C1B1B18), 161*b468a9ffSAllan Jude MK_64(0xA01B0E04,0x5F03E802), 162*b468a9ffSAllan Jude MK_64(0x33840451,0xED912885), 163*b468a9ffSAllan Jude MK_64(0x374AFB04,0xEAEC2E1C), 164*b468a9ffSAllan Jude MK_64(0xDF25A0E2,0x813581F7), 165*b468a9ffSAllan Jude MK_64(0xE4004093,0x8B12F9D2), 166*b468a9ffSAllan Jude MK_64(0xA662D539,0xC2ED39B6), 167*b468a9ffSAllan Jude MK_64(0xFA8B85CF,0x45D8C75A), 168*b468a9ffSAllan Jude MK_64(0x8316ED8E,0x29EDE796), 169*b468a9ffSAllan Jude MK_64(0x053289C0,0x2E9F91B8), 170*b468a9ffSAllan Jude MK_64(0xC3F8EF1D,0x6D518B73), 171*b468a9ffSAllan Jude MK_64(0xBDCEC3C4,0xD5EF332E), 172*b468a9ffSAllan Jude MK_64(0x549A7E52,0x22974487), 173*b468a9ffSAllan Jude MK_64(0x67070872,0x5B749816), 174*b468a9ffSAllan Jude MK_64(0xB9CD28FB,0xF0581BD1), 175*b468a9ffSAllan Jude MK_64(0x0E2940B8,0x15804974) 176*b468a9ffSAllan Jude }; 177*b468a9ffSAllan Jude 178*b468a9ffSAllan Jude /* blkSize = 1024 bits. hashSize = 1024 bits */ 179*b468a9ffSAllan Jude const u64b_t SKEIN1024_IV_1024[] = 180*b468a9ffSAllan Jude { 181*b468a9ffSAllan Jude MK_64(0xD593DA07,0x41E72355), 182*b468a9ffSAllan Jude MK_64(0x15B5E511,0xAC73E00C), 183*b468a9ffSAllan Jude MK_64(0x5180E5AE,0xBAF2C4F0), 184*b468a9ffSAllan Jude MK_64(0x03BD41D3,0xFCBCAFAF), 185*b468a9ffSAllan Jude MK_64(0x1CAEC6FD,0x1983A898), 186*b468a9ffSAllan Jude MK_64(0x6E510B8B,0xCDD0589F), 187*b468a9ffSAllan Jude MK_64(0x77E2BDFD,0xC6394ADA), 188*b468a9ffSAllan Jude MK_64(0xC11E1DB5,0x24DCB0A3), 189*b468a9ffSAllan Jude MK_64(0xD6D14AF9,0xC6329AB5), 190*b468a9ffSAllan Jude MK_64(0x6A9B0BFC,0x6EB67E0D), 191*b468a9ffSAllan Jude MK_64(0x9243C60D,0xCCFF1332), 192*b468a9ffSAllan Jude MK_64(0x1A1F1DDE,0x743F02D4), 193*b468a9ffSAllan Jude MK_64(0x0996753C,0x10ED0BB8), 194*b468a9ffSAllan Jude MK_64(0x6572DD22,0xF2B4969A), 195*b468a9ffSAllan Jude MK_64(0x61FD3062,0xD00A579A), 196*b468a9ffSAllan Jude MK_64(0x1DE0536E,0x8682E539) 197*b468a9ffSAllan Jude }; 198*b468a9ffSAllan Jude 199*b468a9ffSAllan Jude #endif /* _SKEIN_IV_H_ */ 200