1/* 2 * Diffie-Hellman groups 3 * Copyright (c) 2007, Jouni Malinen <j@w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 */ 14 15#include "includes.h" 16 17#include "common.h" 18#include "crypto.h" 19#include "dh_groups.h" 20 21 22#ifdef ALL_DH_GROUPS 23 24/* RFC 4306, B.1. Group 1 - 768 Bit MODP 25 * Generator: 2 26 * Prime: 2^768 - 2 ^704 - 1 + 2^64 * { [2^638 pi] + 149686 } 27 */ 28static const u8 dh_group1_generator[1] = { 0x02 }; 29static const u8 dh_group1_prime[96] = { 30 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 31 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 32 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 33 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 34 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 35 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 36 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 37 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 38 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 39 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 40 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x3A, 0x36, 0x20, 41 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 42}; 43 44/* RFC 4306, B.2. Group 2 - 1024 Bit MODP 45 * Generator: 2 46 * Prime: 2^1024 - 2^960 - 1 + 2^64 * { [2^894 pi] + 129093 } 47 */ 48static const u8 dh_group2_generator[1] = { 0x02 }; 49static const u8 dh_group2_prime[128] = { 50 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 51 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 52 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 53 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 54 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 55 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 56 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 57 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 58 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 59 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 60 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 61 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 62 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 63 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 64 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE6, 0x53, 0x81, 65 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 66}; 67 68#endif /* ALL_DH_GROUPS */ 69 70/* RFC 3526, 2. Group 5 - 1536 Bit MODP 71 * Generator: 2 72 * Prime: 2^1536 - 2^1472 - 1 + 2^64 * { [2^1406 pi] + 741804 } 73 */ 74static const u8 dh_group5_generator[1] = { 0x02 }; 75static const u8 dh_group5_prime[192] = { 76 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 77 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 78 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 79 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 80 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 81 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 82 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 83 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 84 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 85 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 86 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 87 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 88 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 89 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 90 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 91 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 92 0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 93 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F, 94 0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 95 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB, 96 0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 97 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 98 0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x23, 0x73, 0x27, 99 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 100}; 101 102#ifdef ALL_DH_GROUPS 103 104/* RFC 3526, 3. Group 14 - 2048 Bit MODP 105 * Generator: 2 106 * Prime: 2^2048 - 2^1984 - 1 + 2^64 * { [2^1918 pi] + 124476 } 107 */ 108static const u8 dh_group14_generator[1] = { 0x02 }; 109static const u8 dh_group14_prime[256] = { 110 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 111 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 112 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 113 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 114 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 115 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 116 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 117 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 118 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 119 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 120 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 121 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 122 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 123 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 124 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 125 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 126 0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 127 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F, 128 0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 129 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB, 130 0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 131 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 132 0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x18, 0x21, 0x7C, 133 0x32, 0x90, 0x5E, 0x46, 0x2E, 0x36, 0xCE, 0x3B, 134 0xE3, 0x9E, 0x77, 0x2C, 0x18, 0x0E, 0x86, 0x03, 135 0x9B, 0x27, 0x83, 0xA2, 0xEC, 0x07, 0xA2, 0x8F, 136 0xB5, 0xC5, 0x5D, 0xF0, 0x6F, 0x4C, 0x52, 0xC9, 137 0xDE, 0x2B, 0xCB, 0xF6, 0x95, 0x58, 0x17, 0x18, 138 0x39, 0x95, 0x49, 0x7C, 0xEA, 0x95, 0x6A, 0xE5, 139 0x15, 0xD2, 0x26, 0x18, 0x98, 0xFA, 0x05, 0x10, 140 0x15, 0x72, 0x8E, 0x5A, 0x8A, 0xAC, 0xAA, 0x68, 141 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 142}; 143 144/* RFC 3526, 4. Group 15 - 3072 Bit MODP 145 * Generator: 2 146 * Prime: 2^3072 - 2^3008 - 1 + 2^64 * { [2^2942 pi] + 1690314 } 147 */ 148static const u8 dh_group15_generator[1] = { 0x02 }; 149static const u8 dh_group15_prime[384] = { 150 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 151 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 152 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 153 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 154 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 155 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 156 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 157 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 158 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 159 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 160 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 161 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 162 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 163 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 164 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 165 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 166 0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 167 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F, 168 0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 169 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB, 170 0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 171 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 172 0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x18, 0x21, 0x7C, 173 0x32, 0x90, 0x5E, 0x46, 0x2E, 0x36, 0xCE, 0x3B, 174 0xE3, 0x9E, 0x77, 0x2C, 0x18, 0x0E, 0x86, 0x03, 175 0x9B, 0x27, 0x83, 0xA2, 0xEC, 0x07, 0xA2, 0x8F, 176 0xB5, 0xC5, 0x5D, 0xF0, 0x6F, 0x4C, 0x52, 0xC9, 177 0xDE, 0x2B, 0xCB, 0xF6, 0x95, 0x58, 0x17, 0x18, 178 0x39, 0x95, 0x49, 0x7C, 0xEA, 0x95, 0x6A, 0xE5, 179 0x15, 0xD2, 0x26, 0x18, 0x98, 0xFA, 0x05, 0x10, 180 0x15, 0x72, 0x8E, 0x5A, 0x8A, 0xAA, 0xC4, 0x2D, 181 0xAD, 0x33, 0x17, 0x0D, 0x04, 0x50, 0x7A, 0x33, 182 0xA8, 0x55, 0x21, 0xAB, 0xDF, 0x1C, 0xBA, 0x64, 183 0xEC, 0xFB, 0x85, 0x04, 0x58, 0xDB, 0xEF, 0x0A, 184 0x8A, 0xEA, 0x71, 0x57, 0x5D, 0x06, 0x0C, 0x7D, 185 0xB3, 0x97, 0x0F, 0x85, 0xA6, 0xE1, 0xE4, 0xC7, 186 0xAB, 0xF5, 0xAE, 0x8C, 0xDB, 0x09, 0x33, 0xD7, 187 0x1E, 0x8C, 0x94, 0xE0, 0x4A, 0x25, 0x61, 0x9D, 188 0xCE, 0xE3, 0xD2, 0x26, 0x1A, 0xD2, 0xEE, 0x6B, 189 0xF1, 0x2F, 0xFA, 0x06, 0xD9, 0x8A, 0x08, 0x64, 190 0xD8, 0x76, 0x02, 0x73, 0x3E, 0xC8, 0x6A, 0x64, 191 0x52, 0x1F, 0x2B, 0x18, 0x17, 0x7B, 0x20, 0x0C, 192 0xBB, 0xE1, 0x17, 0x57, 0x7A, 0x61, 0x5D, 0x6C, 193 0x77, 0x09, 0x88, 0xC0, 0xBA, 0xD9, 0x46, 0xE2, 194 0x08, 0xE2, 0x4F, 0xA0, 0x74, 0xE5, 0xAB, 0x31, 195 0x43, 0xDB, 0x5B, 0xFC, 0xE0, 0xFD, 0x10, 0x8E, 196 0x4B, 0x82, 0xD1, 0x20, 0xA9, 0x3A, 0xD2, 0xCA, 197 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 198}; 199 200/* RFC 3526, 5. Group 16 - 4096 Bit MODP 201 * Generator: 2 202 * Prime: 2^4096 - 2^4032 - 1 + 2^64 * { [2^3966 pi] + 240904 } 203 */ 204static const u8 dh_group16_generator[1] = { 0x02 }; 205static const u8 dh_group16_prime[512] = { 206 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 207 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 208 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 209 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 210 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 211 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 212 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 213 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 214 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 215 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 216 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 217 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 218 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 219 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 220 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 221 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 222 0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 223 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F, 224 0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 225 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB, 226 0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 227 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 228 0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x18, 0x21, 0x7C, 229 0x32, 0x90, 0x5E, 0x46, 0x2E, 0x36, 0xCE, 0x3B, 230 0xE3, 0x9E, 0x77, 0x2C, 0x18, 0x0E, 0x86, 0x03, 231 0x9B, 0x27, 0x83, 0xA2, 0xEC, 0x07, 0xA2, 0x8F, 232 0xB5, 0xC5, 0x5D, 0xF0, 0x6F, 0x4C, 0x52, 0xC9, 233 0xDE, 0x2B, 0xCB, 0xF6, 0x95, 0x58, 0x17, 0x18, 234 0x39, 0x95, 0x49, 0x7C, 0xEA, 0x95, 0x6A, 0xE5, 235 0x15, 0xD2, 0x26, 0x18, 0x98, 0xFA, 0x05, 0x10, 236 0x15, 0x72, 0x8E, 0x5A, 0x8A, 0xAA, 0xC4, 0x2D, 237 0xAD, 0x33, 0x17, 0x0D, 0x04, 0x50, 0x7A, 0x33, 238 0xA8, 0x55, 0x21, 0xAB, 0xDF, 0x1C, 0xBA, 0x64, 239 0xEC, 0xFB, 0x85, 0x04, 0x58, 0xDB, 0xEF, 0x0A, 240 0x8A, 0xEA, 0x71, 0x57, 0x5D, 0x06, 0x0C, 0x7D, 241 0xB3, 0x97, 0x0F, 0x85, 0xA6, 0xE1, 0xE4, 0xC7, 242 0xAB, 0xF5, 0xAE, 0x8C, 0xDB, 0x09, 0x33, 0xD7, 243 0x1E, 0x8C, 0x94, 0xE0, 0x4A, 0x25, 0x61, 0x9D, 244 0xCE, 0xE3, 0xD2, 0x26, 0x1A, 0xD2, 0xEE, 0x6B, 245 0xF1, 0x2F, 0xFA, 0x06, 0xD9, 0x8A, 0x08, 0x64, 246 0xD8, 0x76, 0x02, 0x73, 0x3E, 0xC8, 0x6A, 0x64, 247 0x52, 0x1F, 0x2B, 0x18, 0x17, 0x7B, 0x20, 0x0C, 248 0xBB, 0xE1, 0x17, 0x57, 0x7A, 0x61, 0x5D, 0x6C, 249 0x77, 0x09, 0x88, 0xC0, 0xBA, 0xD9, 0x46, 0xE2, 250 0x08, 0xE2, 0x4F, 0xA0, 0x74, 0xE5, 0xAB, 0x31, 251 0x43, 0xDB, 0x5B, 0xFC, 0xE0, 0xFD, 0x10, 0x8E, 252 0x4B, 0x82, 0xD1, 0x20, 0xA9, 0x21, 0x08, 0x01, 253 0x1A, 0x72, 0x3C, 0x12, 0xA7, 0x87, 0xE6, 0xD7, 254 0x88, 0x71, 0x9A, 0x10, 0xBD, 0xBA, 0x5B, 0x26, 255 0x99, 0xC3, 0x27, 0x18, 0x6A, 0xF4, 0xE2, 0x3C, 256 0x1A, 0x94, 0x68, 0x34, 0xB6, 0x15, 0x0B, 0xDA, 257 0x25, 0x83, 0xE9, 0xCA, 0x2A, 0xD4, 0x4C, 0xE8, 258 0xDB, 0xBB, 0xC2, 0xDB, 0x04, 0xDE, 0x8E, 0xF9, 259 0x2E, 0x8E, 0xFC, 0x14, 0x1F, 0xBE, 0xCA, 0xA6, 260 0x28, 0x7C, 0x59, 0x47, 0x4E, 0x6B, 0xC0, 0x5D, 261 0x99, 0xB2, 0x96, 0x4F, 0xA0, 0x90, 0xC3, 0xA2, 262 0x23, 0x3B, 0xA1, 0x86, 0x51, 0x5B, 0xE7, 0xED, 263 0x1F, 0x61, 0x29, 0x70, 0xCE, 0xE2, 0xD7, 0xAF, 264 0xB8, 0x1B, 0xDD, 0x76, 0x21, 0x70, 0x48, 0x1C, 265 0xD0, 0x06, 0x91, 0x27, 0xD5, 0xB0, 0x5A, 0xA9, 266 0x93, 0xB4, 0xEA, 0x98, 0x8D, 0x8F, 0xDD, 0xC1, 267 0x86, 0xFF, 0xB7, 0xDC, 0x90, 0xA6, 0xC0, 0x8F, 268 0x4D, 0xF4, 0x35, 0xC9, 0x34, 0x06, 0x31, 0x99, 269 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 270}; 271 272/* RFC 3526, 6. Group 17 - 6144 Bit MODP 273 * Generator: 2 274 * Prime: 2^6144 - 2^6080 - 1 + 2^64 * { [2^6014 pi] + 929484 } 275 */ 276static const u8 dh_group17_generator[1] = { 0x02 }; 277static const u8 dh_group17_prime[768] = { 278 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 279 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 280 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 281 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 282 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 283 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 284 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 285 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 286 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 287 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 288 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 289 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 290 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 291 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 292 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 293 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 294 0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 295 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F, 296 0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 297 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB, 298 0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 299 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 300 0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x18, 0x21, 0x7C, 301 0x32, 0x90, 0x5E, 0x46, 0x2E, 0x36, 0xCE, 0x3B, 302 0xE3, 0x9E, 0x77, 0x2C, 0x18, 0x0E, 0x86, 0x03, 303 0x9B, 0x27, 0x83, 0xA2, 0xEC, 0x07, 0xA2, 0x8F, 304 0xB5, 0xC5, 0x5D, 0xF0, 0x6F, 0x4C, 0x52, 0xC9, 305 0xDE, 0x2B, 0xCB, 0xF6, 0x95, 0x58, 0x17, 0x18, 306 0x39, 0x95, 0x49, 0x7C, 0xEA, 0x95, 0x6A, 0xE5, 307 0x15, 0xD2, 0x26, 0x18, 0x98, 0xFA, 0x05, 0x10, 308 0x15, 0x72, 0x8E, 0x5A, 0x8A, 0xAA, 0xC4, 0x2D, 309 0xAD, 0x33, 0x17, 0x0D, 0x04, 0x50, 0x7A, 0x33, 310 0xA8, 0x55, 0x21, 0xAB, 0xDF, 0x1C, 0xBA, 0x64, 311 0xEC, 0xFB, 0x85, 0x04, 0x58, 0xDB, 0xEF, 0x0A, 312 0x8A, 0xEA, 0x71, 0x57, 0x5D, 0x06, 0x0C, 0x7D, 313 0xB3, 0x97, 0x0F, 0x85, 0xA6, 0xE1, 0xE4, 0xC7, 314 0xAB, 0xF5, 0xAE, 0x8C, 0xDB, 0x09, 0x33, 0xD7, 315 0x1E, 0x8C, 0x94, 0xE0, 0x4A, 0x25, 0x61, 0x9D, 316 0xCE, 0xE3, 0xD2, 0x26, 0x1A, 0xD2, 0xEE, 0x6B, 317 0xF1, 0x2F, 0xFA, 0x06, 0xD9, 0x8A, 0x08, 0x64, 318 0xD8, 0x76, 0x02, 0x73, 0x3E, 0xC8, 0x6A, 0x64, 319 0x52, 0x1F, 0x2B, 0x18, 0x17, 0x7B, 0x20, 0x0C, 320 0xBB, 0xE1, 0x17, 0x57, 0x7A, 0x61, 0x5D, 0x6C, 321 0x77, 0x09, 0x88, 0xC0, 0xBA, 0xD9, 0x46, 0xE2, 322 0x08, 0xE2, 0x4F, 0xA0, 0x74, 0xE5, 0xAB, 0x31, 323 0x43, 0xDB, 0x5B, 0xFC, 0xE0, 0xFD, 0x10, 0x8E, 324 0x4B, 0x82, 0xD1, 0x20, 0xA9, 0x21, 0x08, 0x01, 325 0x1A, 0x72, 0x3C, 0x12, 0xA7, 0x87, 0xE6, 0xD7, 326 0x88, 0x71, 0x9A, 0x10, 0xBD, 0xBA, 0x5B, 0x26, 327 0x99, 0xC3, 0x27, 0x18, 0x6A, 0xF4, 0xE2, 0x3C, 328 0x1A, 0x94, 0x68, 0x34, 0xB6, 0x15, 0x0B, 0xDA, 329 0x25, 0x83, 0xE9, 0xCA, 0x2A, 0xD4, 0x4C, 0xE8, 330 0xDB, 0xBB, 0xC2, 0xDB, 0x04, 0xDE, 0x8E, 0xF9, 331 0x2E, 0x8E, 0xFC, 0x14, 0x1F, 0xBE, 0xCA, 0xA6, 332 0x28, 0x7C, 0x59, 0x47, 0x4E, 0x6B, 0xC0, 0x5D, 333 0x99, 0xB2, 0x96, 0x4F, 0xA0, 0x90, 0xC3, 0xA2, 334 0x23, 0x3B, 0xA1, 0x86, 0x51, 0x5B, 0xE7, 0xED, 335 0x1F, 0x61, 0x29, 0x70, 0xCE, 0xE2, 0xD7, 0xAF, 336 0xB8, 0x1B, 0xDD, 0x76, 0x21, 0x70, 0x48, 0x1C, 337 0xD0, 0x06, 0x91, 0x27, 0xD5, 0xB0, 0x5A, 0xA9, 338 0x93, 0xB4, 0xEA, 0x98, 0x8D, 0x8F, 0xDD, 0xC1, 339 0x86, 0xFF, 0xB7, 0xDC, 0x90, 0xA6, 0xC0, 0x8F, 340 0x4D, 0xF4, 0x35, 0xC9, 0x34, 0x02, 0x84, 0x92, 341 0x36, 0xC3, 0xFA, 0xB4, 0xD2, 0x7C, 0x70, 0x26, 342 0xC1, 0xD4, 0xDC, 0xB2, 0x60, 0x26, 0x46, 0xDE, 343 0xC9, 0x75, 0x1E, 0x76, 0x3D, 0xBA, 0x37, 0xBD, 344 0xF8, 0xFF, 0x94, 0x06, 0xAD, 0x9E, 0x53, 0x0E, 345 0xE5, 0xDB, 0x38, 0x2F, 0x41, 0x30, 0x01, 0xAE, 346 0xB0, 0x6A, 0x53, 0xED, 0x90, 0x27, 0xD8, 0x31, 347 0x17, 0x97, 0x27, 0xB0, 0x86, 0x5A, 0x89, 0x18, 348 0xDA, 0x3E, 0xDB, 0xEB, 0xCF, 0x9B, 0x14, 0xED, 349 0x44, 0xCE, 0x6C, 0xBA, 0xCE, 0xD4, 0xBB, 0x1B, 350 0xDB, 0x7F, 0x14, 0x47, 0xE6, 0xCC, 0x25, 0x4B, 351 0x33, 0x20, 0x51, 0x51, 0x2B, 0xD7, 0xAF, 0x42, 352 0x6F, 0xB8, 0xF4, 0x01, 0x37, 0x8C, 0xD2, 0xBF, 353 0x59, 0x83, 0xCA, 0x01, 0xC6, 0x4B, 0x92, 0xEC, 354 0xF0, 0x32, 0xEA, 0x15, 0xD1, 0x72, 0x1D, 0x03, 355 0xF4, 0x82, 0xD7, 0xCE, 0x6E, 0x74, 0xFE, 0xF6, 356 0xD5, 0x5E, 0x70, 0x2F, 0x46, 0x98, 0x0C, 0x82, 357 0xB5, 0xA8, 0x40, 0x31, 0x90, 0x0B, 0x1C, 0x9E, 358 0x59, 0xE7, 0xC9, 0x7F, 0xBE, 0xC7, 0xE8, 0xF3, 359 0x23, 0xA9, 0x7A, 0x7E, 0x36, 0xCC, 0x88, 0xBE, 360 0x0F, 0x1D, 0x45, 0xB7, 0xFF, 0x58, 0x5A, 0xC5, 361 0x4B, 0xD4, 0x07, 0xB2, 0x2B, 0x41, 0x54, 0xAA, 362 0xCC, 0x8F, 0x6D, 0x7E, 0xBF, 0x48, 0xE1, 0xD8, 363 0x14, 0xCC, 0x5E, 0xD2, 0x0F, 0x80, 0x37, 0xE0, 364 0xA7, 0x97, 0x15, 0xEE, 0xF2, 0x9B, 0xE3, 0x28, 365 0x06, 0xA1, 0xD5, 0x8B, 0xB7, 0xC5, 0xDA, 0x76, 366 0xF5, 0x50, 0xAA, 0x3D, 0x8A, 0x1F, 0xBF, 0xF0, 367 0xEB, 0x19, 0xCC, 0xB1, 0xA3, 0x13, 0xD5, 0x5C, 368 0xDA, 0x56, 0xC9, 0xEC, 0x2E, 0xF2, 0x96, 0x32, 369 0x38, 0x7F, 0xE8, 0xD7, 0x6E, 0x3C, 0x04, 0x68, 370 0x04, 0x3E, 0x8F, 0x66, 0x3F, 0x48, 0x60, 0xEE, 371 0x12, 0xBF, 0x2D, 0x5B, 0x0B, 0x74, 0x74, 0xD6, 372 0xE6, 0x94, 0xF9, 0x1E, 0x6D, 0xCC, 0x40, 0x24, 373 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 374}; 375 376/* RFC 3526, 7. Group 18 - 8192 Bit MODP 377 * Generator: 2 378 * Prime: 2^8192 - 2^8128 - 1 + 2^64 * { [2^8062 pi] + 4743158 } 379 */ 380static const u8 dh_group18_generator[1] = { 0x02 }; 381static const u8 dh_group18_prime[1024] = { 382 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 383 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 384 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 385 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 386 0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 387 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD, 388 0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 389 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 390 0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 391 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6, 392 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 393 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED, 394 0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 395 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6, 396 0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 397 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 398 0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 399 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F, 400 0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 401 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB, 402 0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 403 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 404 0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x18, 0x21, 0x7C, 405 0x32, 0x90, 0x5E, 0x46, 0x2E, 0x36, 0xCE, 0x3B, 406 0xE3, 0x9E, 0x77, 0x2C, 0x18, 0x0E, 0x86, 0x03, 407 0x9B, 0x27, 0x83, 0xA2, 0xEC, 0x07, 0xA2, 0x8F, 408 0xB5, 0xC5, 0x5D, 0xF0, 0x6F, 0x4C, 0x52, 0xC9, 409 0xDE, 0x2B, 0xCB, 0xF6, 0x95, 0x58, 0x17, 0x18, 410 0x39, 0x95, 0x49, 0x7C, 0xEA, 0x95, 0x6A, 0xE5, 411 0x15, 0xD2, 0x26, 0x18, 0x98, 0xFA, 0x05, 0x10, 412 0x15, 0x72, 0x8E, 0x5A, 0x8A, 0xAA, 0xC4, 0x2D, 413 0xAD, 0x33, 0x17, 0x0D, 0x04, 0x50, 0x7A, 0x33, 414 0xA8, 0x55, 0x21, 0xAB, 0xDF, 0x1C, 0xBA, 0x64, 415 0xEC, 0xFB, 0x85, 0x04, 0x58, 0xDB, 0xEF, 0x0A, 416 0x8A, 0xEA, 0x71, 0x57, 0x5D, 0x06, 0x0C, 0x7D, 417 0xB3, 0x97, 0x0F, 0x85, 0xA6, 0xE1, 0xE4, 0xC7, 418 0xAB, 0xF5, 0xAE, 0x8C, 0xDB, 0x09, 0x33, 0xD7, 419 0x1E, 0x8C, 0x94, 0xE0, 0x4A, 0x25, 0x61, 0x9D, 420 0xCE, 0xE3, 0xD2, 0x26, 0x1A, 0xD2, 0xEE, 0x6B, 421 0xF1, 0x2F, 0xFA, 0x06, 0xD9, 0x8A, 0x08, 0x64, 422 0xD8, 0x76, 0x02, 0x73, 0x3E, 0xC8, 0x6A, 0x64, 423 0x52, 0x1F, 0x2B, 0x18, 0x17, 0x7B, 0x20, 0x0C, 424 0xBB, 0xE1, 0x17, 0x57, 0x7A, 0x61, 0x5D, 0x6C, 425 0x77, 0x09, 0x88, 0xC0, 0xBA, 0xD9, 0x46, 0xE2, 426 0x08, 0xE2, 0x4F, 0xA0, 0x74, 0xE5, 0xAB, 0x31, 427 0x43, 0xDB, 0x5B, 0xFC, 0xE0, 0xFD, 0x10, 0x8E, 428 0x4B, 0x82, 0xD1, 0x20, 0xA9, 0x21, 0x08, 0x01, 429 0x1A, 0x72, 0x3C, 0x12, 0xA7, 0x87, 0xE6, 0xD7, 430 0x88, 0x71, 0x9A, 0x10, 0xBD, 0xBA, 0x5B, 0x26, 431 0x99, 0xC3, 0x27, 0x18, 0x6A, 0xF4, 0xE2, 0x3C, 432 0x1A, 0x94, 0x68, 0x34, 0xB6, 0x15, 0x0B, 0xDA, 433 0x25, 0x83, 0xE9, 0xCA, 0x2A, 0xD4, 0x4C, 0xE8, 434 0xDB, 0xBB, 0xC2, 0xDB, 0x04, 0xDE, 0x8E, 0xF9, 435 0x2E, 0x8E, 0xFC, 0x14, 0x1F, 0xBE, 0xCA, 0xA6, 436 0x28, 0x7C, 0x59, 0x47, 0x4E, 0x6B, 0xC0, 0x5D, 437 0x99, 0xB2, 0x96, 0x4F, 0xA0, 0x90, 0xC3, 0xA2, 438 0x23, 0x3B, 0xA1, 0x86, 0x51, 0x5B, 0xE7, 0xED, 439 0x1F, 0x61, 0x29, 0x70, 0xCE, 0xE2, 0xD7, 0xAF, 440 0xB8, 0x1B, 0xDD, 0x76, 0x21, 0x70, 0x48, 0x1C, 441 0xD0, 0x06, 0x91, 0x27, 0xD5, 0xB0, 0x5A, 0xA9, 442 0x93, 0xB4, 0xEA, 0x98, 0x8D, 0x8F, 0xDD, 0xC1, 443 0x86, 0xFF, 0xB7, 0xDC, 0x90, 0xA6, 0xC0, 0x8F, 444 0x4D, 0xF4, 0x35, 0xC9, 0x34, 0x02, 0x84, 0x92, 445 0x36, 0xC3, 0xFA, 0xB4, 0xD2, 0x7C, 0x70, 0x26, 446 0xC1, 0xD4, 0xDC, 0xB2, 0x60, 0x26, 0x46, 0xDE, 447 0xC9, 0x75, 0x1E, 0x76, 0x3D, 0xBA, 0x37, 0xBD, 448 0xF8, 0xFF, 0x94, 0x06, 0xAD, 0x9E, 0x53, 0x0E, 449 0xE5, 0xDB, 0x38, 0x2F, 0x41, 0x30, 0x01, 0xAE, 450 0xB0, 0x6A, 0x53, 0xED, 0x90, 0x27, 0xD8, 0x31, 451 0x17, 0x97, 0x27, 0xB0, 0x86, 0x5A, 0x89, 0x18, 452 0xDA, 0x3E, 0xDB, 0xEB, 0xCF, 0x9B, 0x14, 0xED, 453 0x44, 0xCE, 0x6C, 0xBA, 0xCE, 0xD4, 0xBB, 0x1B, 454 0xDB, 0x7F, 0x14, 0x47, 0xE6, 0xCC, 0x25, 0x4B, 455 0x33, 0x20, 0x51, 0x51, 0x2B, 0xD7, 0xAF, 0x42, 456 0x6F, 0xB8, 0xF4, 0x01, 0x37, 0x8C, 0xD2, 0xBF, 457 0x59, 0x83, 0xCA, 0x01, 0xC6, 0x4B, 0x92, 0xEC, 458 0xF0, 0x32, 0xEA, 0x15, 0xD1, 0x72, 0x1D, 0x03, 459 0xF4, 0x82, 0xD7, 0xCE, 0x6E, 0x74, 0xFE, 0xF6, 460 0xD5, 0x5E, 0x70, 0x2F, 0x46, 0x98, 0x0C, 0x82, 461 0xB5, 0xA8, 0x40, 0x31, 0x90, 0x0B, 0x1C, 0x9E, 462 0x59, 0xE7, 0xC9, 0x7F, 0xBE, 0xC7, 0xE8, 0xF3, 463 0x23, 0xA9, 0x7A, 0x7E, 0x36, 0xCC, 0x88, 0xBE, 464 0x0F, 0x1D, 0x45, 0xB7, 0xFF, 0x58, 0x5A, 0xC5, 465 0x4B, 0xD4, 0x07, 0xB2, 0x2B, 0x41, 0x54, 0xAA, 466 0xCC, 0x8F, 0x6D, 0x7E, 0xBF, 0x48, 0xE1, 0xD8, 467 0x14, 0xCC, 0x5E, 0xD2, 0x0F, 0x80, 0x37, 0xE0, 468 0xA7, 0x97, 0x15, 0xEE, 0xF2, 0x9B, 0xE3, 0x28, 469 0x06, 0xA1, 0xD5, 0x8B, 0xB7, 0xC5, 0xDA, 0x76, 470 0xF5, 0x50, 0xAA, 0x3D, 0x8A, 0x1F, 0xBF, 0xF0, 471 0xEB, 0x19, 0xCC, 0xB1, 0xA3, 0x13, 0xD5, 0x5C, 472 0xDA, 0x56, 0xC9, 0xEC, 0x2E, 0xF2, 0x96, 0x32, 473 0x38, 0x7F, 0xE8, 0xD7, 0x6E, 0x3C, 0x04, 0x68, 474 0x04, 0x3E, 0x8F, 0x66, 0x3F, 0x48, 0x60, 0xEE, 475 0x12, 0xBF, 0x2D, 0x5B, 0x0B, 0x74, 0x74, 0xD6, 476 0xE6, 0x94, 0xF9, 0x1E, 0x6D, 0xBE, 0x11, 0x59, 477 0x74, 0xA3, 0x92, 0x6F, 0x12, 0xFE, 0xE5, 0xE4, 478 0x38, 0x77, 0x7C, 0xB6, 0xA9, 0x32, 0xDF, 0x8C, 479 0xD8, 0xBE, 0xC4, 0xD0, 0x73, 0xB9, 0x31, 0xBA, 480 0x3B, 0xC8, 0x32, 0xB6, 0x8D, 0x9D, 0xD3, 0x00, 481 0x74, 0x1F, 0xA7, 0xBF, 0x8A, 0xFC, 0x47, 0xED, 482 0x25, 0x76, 0xF6, 0x93, 0x6B, 0xA4, 0x24, 0x66, 483 0x3A, 0xAB, 0x63, 0x9C, 0x5A, 0xE4, 0xF5, 0x68, 484 0x34, 0x23, 0xB4, 0x74, 0x2B, 0xF1, 0xC9, 0x78, 485 0x23, 0x8F, 0x16, 0xCB, 0xE3, 0x9D, 0x65, 0x2D, 486 0xE3, 0xFD, 0xB8, 0xBE, 0xFC, 0x84, 0x8A, 0xD9, 487 0x22, 0x22, 0x2E, 0x04, 0xA4, 0x03, 0x7C, 0x07, 488 0x13, 0xEB, 0x57, 0xA8, 0x1A, 0x23, 0xF0, 0xC7, 489 0x34, 0x73, 0xFC, 0x64, 0x6C, 0xEA, 0x30, 0x6B, 490 0x4B, 0xCB, 0xC8, 0x86, 0x2F, 0x83, 0x85, 0xDD, 491 0xFA, 0x9D, 0x4B, 0x7F, 0xA2, 0xC0, 0x87, 0xE8, 492 0x79, 0x68, 0x33, 0x03, 0xED, 0x5B, 0xDD, 0x3A, 493 0x06, 0x2B, 0x3C, 0xF5, 0xB3, 0xA2, 0x78, 0xA6, 494 0x6D, 0x2A, 0x13, 0xF8, 0x3F, 0x44, 0xF8, 0x2D, 495 0xDF, 0x31, 0x0E, 0xE0, 0x74, 0xAB, 0x6A, 0x36, 496 0x45, 0x97, 0xE8, 0x99, 0xA0, 0x25, 0x5D, 0xC1, 497 0x64, 0xF3, 0x1C, 0xC5, 0x08, 0x46, 0x85, 0x1D, 498 0xF9, 0xAB, 0x48, 0x19, 0x5D, 0xED, 0x7E, 0xA1, 499 0xB1, 0xD5, 0x10, 0xBD, 0x7E, 0xE7, 0x4D, 0x73, 500 0xFA, 0xF3, 0x6B, 0xC3, 0x1E, 0xCF, 0xA2, 0x68, 501 0x35, 0x90, 0x46, 0xF4, 0xEB, 0x87, 0x9F, 0x92, 502 0x40, 0x09, 0x43, 0x8B, 0x48, 0x1C, 0x6C, 0xD7, 503 0x88, 0x9A, 0x00, 0x2E, 0xD5, 0xEE, 0x38, 0x2B, 504 0xC9, 0x19, 0x0D, 0xA6, 0xFC, 0x02, 0x6E, 0x47, 505 0x95, 0x58, 0xE4, 0x47, 0x56, 0x77, 0xE9, 0xAA, 506 0x9E, 0x30, 0x50, 0xE2, 0x76, 0x56, 0x94, 0xDF, 507 0xC8, 0x1F, 0x56, 0xE8, 0x80, 0xB9, 0x6E, 0x71, 508 0x60, 0xC9, 0x80, 0xDD, 0x98, 0xED, 0xD3, 0xDF, 509 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF 510}; 511 512#endif /* ALL_DH_GROUPS */ 513 514 515#define DH_GROUP(id) \ 516{ id, dh_group ## id ## _generator, sizeof(dh_group ## id ## _generator), \ 517dh_group ## id ## _prime, sizeof(dh_group ## id ## _prime) } 518 519 520static struct dh_group dh_groups[] = { 521 DH_GROUP(5), 522#ifdef ALL_DH_GROUPS 523 DH_GROUP(1), 524 DH_GROUP(2), 525 DH_GROUP(14), 526 DH_GROUP(15), 527 DH_GROUP(16), 528 DH_GROUP(17), 529 DH_GROUP(18) 530#endif /* ALL_DH_GROUPS */ 531}; 532 533#define NUM_DH_GROUPS (sizeof(dh_groups) / sizeof(dh_groups[0])) 534 535 536const struct dh_group * dh_groups_get(int id) 537{ 538 size_t i; 539 540 for (i = 0; i < NUM_DH_GROUPS; i++) { 541 if (dh_groups[i].id == id) 542 return &dh_groups[i]; 543 } 544 return NULL; 545} 546 547 548/** 549 * dh_init - Initialize Diffie-Hellman handshake 550 * @dh: Selected Diffie-Hellman group 551 * @priv: Pointer for returning Diffie-Hellman private key 552 * Returns: Diffie-Hellman public value 553 */ 554struct wpabuf * dh_init(const struct dh_group *dh, struct wpabuf **priv) 555{ 556 struct wpabuf *pv; 557 size_t pv_len; 558 559 if (dh == NULL) 560 return NULL; 561 562 wpabuf_free(*priv); 563 *priv = wpabuf_alloc(dh->prime_len); 564 if (*priv == NULL) 565 return NULL; 566 567 if (os_get_random(wpabuf_put(*priv, dh->prime_len), dh->prime_len)) { 568 wpabuf_free(*priv); 569 *priv = NULL; 570 return NULL; 571 } 572 573 if (os_memcmp(wpabuf_head(*priv), dh->prime, dh->prime_len) > 0) { 574 /* Make sure private value is smaller than prime */ 575 *(wpabuf_mhead_u8(*priv)) = 0; 576 } 577 wpa_hexdump_buf_key(MSG_DEBUG, "DH: private value", *priv); 578 579 pv_len = dh->prime_len; 580 pv = wpabuf_alloc(pv_len); 581 if (pv == NULL) 582 return NULL; 583 if (crypto_mod_exp(dh->generator, dh->generator_len, 584 wpabuf_head(*priv), wpabuf_len(*priv), 585 dh->prime, dh->prime_len, wpabuf_mhead(pv), 586 &pv_len) < 0) { 587 wpabuf_free(pv); 588 wpa_printf(MSG_INFO, "DH: crypto_mod_exp failed"); 589 return NULL; 590 } 591 wpabuf_put(pv, pv_len); 592 wpa_hexdump_buf(MSG_DEBUG, "DH: public value", pv); 593 594 return pv; 595} 596 597 598/** 599 * dh_derive_shared - Derive shared Diffie-Hellman key 600 * @peer_public: Diffie-Hellman public value from peer 601 * @own_private: Diffie-Hellman private key from dh_init() 602 * @dh: Selected Diffie-Hellman group 603 * Returns: Diffie-Hellman shared key 604 */ 605struct wpabuf * dh_derive_shared(const struct wpabuf *peer_public, 606 const struct wpabuf *own_private, 607 const struct dh_group *dh) 608{ 609 struct wpabuf *shared; 610 size_t shared_len; 611 612 if (dh == NULL || peer_public == NULL || own_private == NULL) 613 return NULL; 614 615 shared_len = dh->prime_len; 616 shared = wpabuf_alloc(shared_len); 617 if (shared == NULL) 618 return NULL; 619 if (crypto_mod_exp(wpabuf_head(peer_public), wpabuf_len(peer_public), 620 wpabuf_head(own_private), wpabuf_len(own_private), 621 dh->prime, dh->prime_len, 622 wpabuf_mhead(shared), &shared_len) < 0) { 623 wpabuf_free(shared); 624 wpa_printf(MSG_INFO, "DH: crypto_mod_exp failed"); 625 return NULL; 626 } 627 wpabuf_put(shared, shared_len); 628 wpa_hexdump_buf_key(MSG_DEBUG, "DH: shared key", shared); 629 630 return shared; 631} 632