3 * This file is distributed under the same license as OpenSSL
6 #if defined(__cplusplus)
10 #include "gost_grasshopper_defines.h"
12 // The S-Box from section 5.1.1
14 const uint8_t grasshopper_pi[0x100] = {
15 0xFC, 0xEE, 0xDD, 0x11, 0xCF, 0x6E, 0x31, 0x16, // 00..07
16 0xFB, 0xC4, 0xFA, 0xDA, 0x23, 0xC5, 0x04, 0x4D, // 08..0F
17 0xE9, 0x77, 0xF0, 0xDB, 0x93, 0x2E, 0x99, 0xBA, // 10..17
18 0x17, 0x36, 0xF1, 0xBB, 0x14, 0xCD, 0x5F, 0xC1, // 18..1F
19 0xF9, 0x18, 0x65, 0x5A, 0xE2, 0x5C, 0xEF, 0x21, // 20..27
20 0x81, 0x1C, 0x3C, 0x42, 0x8B, 0x01, 0x8E, 0x4F, // 28..2F
21 0x05, 0x84, 0x02, 0xAE, 0xE3, 0x6A, 0x8F, 0xA0, // 30..37
22 0x06, 0x0B, 0xED, 0x98, 0x7F, 0xD4, 0xD3, 0x1F, // 38..3F
23 0xEB, 0x34, 0x2C, 0x51, 0xEA, 0xC8, 0x48, 0xAB, // 40..47
24 0xF2, 0x2A, 0x68, 0xA2, 0xFD, 0x3A, 0xCE, 0xCC, // 48..4F
25 0xB5, 0x70, 0x0E, 0x56, 0x08, 0x0C, 0x76, 0x12, // 50..57
26 0xBF, 0x72, 0x13, 0x47, 0x9C, 0xB7, 0x5D, 0x87, // 58..5F
27 0x15, 0xA1, 0x96, 0x29, 0x10, 0x7B, 0x9A, 0xC7, // 60..67
28 0xF3, 0x91, 0x78, 0x6F, 0x9D, 0x9E, 0xB2, 0xB1, // 68..6F
29 0x32, 0x75, 0x19, 0x3D, 0xFF, 0x35, 0x8A, 0x7E, // 70..77
30 0x6D, 0x54, 0xC6, 0x80, 0xC3, 0xBD, 0x0D, 0x57, // 78..7F
31 0xDF, 0xF5, 0x24, 0xA9, 0x3E, 0xA8, 0x43, 0xC9, // 80..87
32 0xD7, 0x79, 0xD6, 0xF6, 0x7C, 0x22, 0xB9, 0x03, // 88..8F
33 0xE0, 0x0F, 0xEC, 0xDE, 0x7A, 0x94, 0xB0, 0xBC, // 90..97
34 0xDC, 0xE8, 0x28, 0x50, 0x4E, 0x33, 0x0A, 0x4A, // 98..9F
35 0xA7, 0x97, 0x60, 0x73, 0x1E, 0x00, 0x62, 0x44, // A0..A7
36 0x1A, 0xB8, 0x38, 0x82, 0x64, 0x9F, 0x26, 0x41, // A8..AF
37 0xAD, 0x45, 0x46, 0x92, 0x27, 0x5E, 0x55, 0x2F, // B0..B7
38 0x8C, 0xA3, 0xA5, 0x7D, 0x69, 0xD5, 0x95, 0x3B, // B8..BF
39 0x07, 0x58, 0xB3, 0x40, 0x86, 0xAC, 0x1D, 0xF7, // C0..C7
40 0x30, 0x37, 0x6B, 0xE4, 0x88, 0xD9, 0xE7, 0x89, // C8..CF
41 0xE1, 0x1B, 0x83, 0x49, 0x4C, 0x3F, 0xF8, 0xFE, // D0..D7
42 0x8D, 0x53, 0xAA, 0x90, 0xCA, 0xD8, 0x85, 0x61, // D8..DF
43 0x20, 0x71, 0x67, 0xA4, 0x2D, 0x2B, 0x09, 0x5B, // E0..E7
44 0xCB, 0x9B, 0x25, 0xD0, 0xBE, 0xE5, 0x6C, 0x52, // E8..EF
45 0x59, 0xA6, 0x74, 0xD2, 0xE6, 0xF4, 0xB4, 0xC0, // F0..F7
46 0xD1, 0x66, 0xAF, 0xC2, 0x39, 0x4B, 0x63, 0xB6, // F8..FF
51 const uint8_t grasshopper_pi_inv[0x100] = {
52 0xA5, 0x2D, 0x32, 0x8F, 0x0E, 0x30, 0x38, 0xC0, // 00..07
53 0x54, 0xE6, 0x9E, 0x39, 0x55, 0x7E, 0x52, 0x91, // 08..0F
54 0x64, 0x03, 0x57, 0x5A, 0x1C, 0x60, 0x07, 0x18, // 10..17
55 0x21, 0x72, 0xA8, 0xD1, 0x29, 0xC6, 0xA4, 0x3F, // 18..1F
56 0xE0, 0x27, 0x8D, 0x0C, 0x82, 0xEA, 0xAE, 0xB4, // 20..27
57 0x9A, 0x63, 0x49, 0xE5, 0x42, 0xE4, 0x15, 0xB7, // 28..2F
58 0xC8, 0x06, 0x70, 0x9D, 0x41, 0x75, 0x19, 0xC9, // 30..37
59 0xAA, 0xFC, 0x4D, 0xBF, 0x2A, 0x73, 0x84, 0xD5, // 38..3F
60 0xC3, 0xAF, 0x2B, 0x86, 0xA7, 0xB1, 0xB2, 0x5B, // 40..47
61 0x46, 0xD3, 0x9F, 0xFD, 0xD4, 0x0F, 0x9C, 0x2F, // 48..4F
62 0x9B, 0x43, 0xEF, 0xD9, 0x79, 0xB6, 0x53, 0x7F, // 50..57
63 0xC1, 0xF0, 0x23, 0xE7, 0x25, 0x5E, 0xB5, 0x1E, // 58..5F
64 0xA2, 0xDF, 0xA6, 0xFE, 0xAC, 0x22, 0xF9, 0xE2, // 60..67
65 0x4A, 0xBC, 0x35, 0xCA, 0xEE, 0x78, 0x05, 0x6B, // 68..6F
66 0x51, 0xE1, 0x59, 0xA3, 0xF2, 0x71, 0x56, 0x11, // 70..77
67 0x6A, 0x89, 0x94, 0x65, 0x8C, 0xBB, 0x77, 0x3C, // 78..7F
68 0x7B, 0x28, 0xAB, 0xD2, 0x31, 0xDE, 0xC4, 0x5F, // 80..87
69 0xCC, 0xCF, 0x76, 0x2C, 0xB8, 0xD8, 0x2E, 0x36, // 88..8F
70 0xDB, 0x69, 0xB3, 0x14, 0x95, 0xBE, 0x62, 0xA1, // 90..97
71 0x3B, 0x16, 0x66, 0xE9, 0x5C, 0x6C, 0x6D, 0xAD, // 98..9F
72 0x37, 0x61, 0x4B, 0xB9, 0xE3, 0xBA, 0xF1, 0xA0, // A0..A7
73 0x85, 0x83, 0xDA, 0x47, 0xC5, 0xB0, 0x33, 0xFA, // A8..AF
74 0x96, 0x6F, 0x6E, 0xC2, 0xF6, 0x50, 0xFF, 0x5D, // B0..B7
75 0xA9, 0x8E, 0x17, 0x1B, 0x97, 0x7D, 0xEC, 0x58, // B8..BF
76 0xF7, 0x1F, 0xFB, 0x7C, 0x09, 0x0D, 0x7A, 0x67, // C0..C7
77 0x45, 0x87, 0xDC, 0xE8, 0x4F, 0x1D, 0x4E, 0x04, // C8..CF
78 0xEB, 0xF8, 0xF3, 0x3E, 0x3D, 0xBD, 0x8A, 0x88, // D0..D7
79 0xDD, 0xCD, 0x0B, 0x13, 0x98, 0x02, 0x93, 0x80, // D8..DF
80 0x90, 0xD0, 0x24, 0x34, 0xCB, 0xED, 0xF4, 0xCE, // E0..E7
81 0x99, 0x10, 0x44, 0x40, 0x92, 0x3A, 0x01, 0x26, // E8..EF
82 0x12, 0x1A, 0x48, 0x68, 0xF5, 0x81, 0x8B, 0xC7, // F0..F7
83 0xD6, 0x20, 0x0A, 0x08, 0x00, 0x4C, 0xD7, 0x74 // F8..FF
86 // Linear vector from sect 5.1.2
88 const uint8_t grasshopper_lvec[16] = {
89 0x94, 0x20, 0x85, 0x10, 0xC2, 0xC0, 0x01, 0xFB,
90 0x01, 0xC0, 0xC2, 0x10, 0x85, 0x20, 0x94, 0x01
93 #if defined(__cplusplus)