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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #ifdef FREEBL_NO_DEPEND | |
| 6 #include "stubs.h" | |
| 7 #endif | |
| 8 | |
| 9 #include "prinit.h" | |
| 10 #include "prerr.h" | |
| 11 #include "secerr.h" | |
| 12 | |
| 13 #include "prtypes.h" | |
| 14 #include "blapi.h" | |
| 15 #include "camellia.h" | |
| 16 #include "sha_fast.h" /* for SHA_HTONL and related configuration macros */ | |
| 17 | |
| 18 | |
| 19 /* key constants */ | |
| 20 | |
| 21 #define CAMELLIA_SIGMA1L (0xA09E667FL) | |
| 22 #define CAMELLIA_SIGMA1R (0x3BCC908BL) | |
| 23 #define CAMELLIA_SIGMA2L (0xB67AE858L) | |
| 24 #define CAMELLIA_SIGMA2R (0x4CAA73B2L) | |
| 25 #define CAMELLIA_SIGMA3L (0xC6EF372FL) | |
| 26 #define CAMELLIA_SIGMA3R (0xE94F82BEL) | |
| 27 #define CAMELLIA_SIGMA4L (0x54FF53A5L) | |
| 28 #define CAMELLIA_SIGMA4R (0xF1D36F1CL) | |
| 29 #define CAMELLIA_SIGMA5L (0x10E527FAL) | |
| 30 #define CAMELLIA_SIGMA5R (0xDE682D1DL) | |
| 31 #define CAMELLIA_SIGMA6L (0xB05688C2L) | |
| 32 #define CAMELLIA_SIGMA6R (0xB3E6C1FDL) | |
| 33 | |
| 34 /* | |
| 35 * macros | |
| 36 */ | |
| 37 | |
| 38 | |
| 39 #if defined(SHA_ALLOW_UNALIGNED_ACCESS) | |
| 40 | |
| 41 /* require a CPU that allows unaligned access */ | |
| 42 | |
| 43 #if defined(SHA_NEED_TMP_VARIABLE) | |
| 44 #define CAMELLIA_NEED_TMP_VARIABLE 1 | |
| 45 #endif | |
| 46 | |
| 47 # define GETU32(p) SHA_HTONL(*((PRUint32 *)(p))) | |
| 48 # define PUTU32(ct, st) {*((PRUint32 *)(ct)) = SHA_HTONL(st);} | |
| 49 | |
| 50 #else /* no unaligned access */ | |
| 51 | |
| 52 # define GETU32(pt) \ | |
| 53 (((PRUint32)(pt)[0] << 24) \ | |
| 54 ^ ((PRUint32)(pt)[1] << 16) \ | |
| 55 ^ ((PRUint32)(pt)[2] << 8) \ | |
| 56 ^ ((PRUint32)(pt)[3])) | |
| 57 | |
| 58 # define PUTU32(ct, st) { \ | |
| 59 (ct)[0] = (PRUint8)((st) >> 24); \ | |
| 60 (ct)[1] = (PRUint8)((st) >> 16); \ | |
| 61 (ct)[2] = (PRUint8)((st) >> 8); \ | |
| 62 (ct)[3] = (PRUint8)(st); } | |
| 63 | |
| 64 #endif | |
| 65 | |
| 66 #define CamelliaSubkeyL(INDEX) (subkey[(INDEX)*2]) | |
| 67 #define CamelliaSubkeyR(INDEX) (subkey[(INDEX)*2 + 1]) | |
| 68 | |
| 69 /* rotation right shift 1byte */ | |
| 70 #define CAMELLIA_RR8(x) (((x) >> 8) + ((x) << 24)) | |
| 71 /* rotation left shift 1bit */ | |
| 72 #define CAMELLIA_RL1(x) (((x) << 1) + ((x) >> 31)) | |
| 73 /* rotation left shift 1byte */ | |
| 74 #define CAMELLIA_RL8(x) (((x) << 8) + ((x) >> 24)) | |
| 75 | |
| 76 #define CAMELLIA_ROLDQ(ll, lr, rl, rr, w0, w1, bits) \ | |
| 77 do { \ | |
| 78 w0 = ll; \ | |
| 79 ll = (ll << bits) + (lr >> (32 - bits)); \ | |
| 80 lr = (lr << bits) + (rl >> (32 - bits)); \ | |
| 81 rl = (rl << bits) + (rr >> (32 - bits)); \ | |
| 82 rr = (rr << bits) + (w0 >> (32 - bits)); \ | |
| 83 } while(0) | |
| 84 | |
| 85 #define CAMELLIA_ROLDQo32(ll, lr, rl, rr, w0, w1, bits) \ | |
| 86 do { \ | |
| 87 w0 = ll; \ | |
| 88 w1 = lr; \ | |
| 89 ll = (lr << (bits - 32)) + (rl >> (64 - bits)); \ | |
| 90 lr = (rl << (bits - 32)) + (rr >> (64 - bits)); \ | |
| 91 rl = (rr << (bits - 32)) + (w0 >> (64 - bits)); \ | |
| 92 rr = (w0 << (bits - 32)) + (w1 >> (64 - bits)); \ | |
| 93 } while(0) | |
| 94 | |
| 95 #define CAMELLIA_SP1110(INDEX) (camellia_sp1110[(INDEX)]) | |
| 96 #define CAMELLIA_SP0222(INDEX) (camellia_sp0222[(INDEX)]) | |
| 97 #define CAMELLIA_SP3033(INDEX) (camellia_sp3033[(INDEX)]) | |
| 98 #define CAMELLIA_SP4404(INDEX) (camellia_sp4404[(INDEX)]) | |
| 99 | |
| 100 #define CAMELLIA_F(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \ | |
| 101 do { \ | |
| 102 il = xl ^ kl; \ | |
| 103 ir = xr ^ kr; \ | |
| 104 t0 = il >> 16; \ | |
| 105 t1 = ir >> 16; \ | |
| 106 yl = CAMELLIA_SP1110(ir & 0xff) \ | |
| 107 ^ CAMELLIA_SP0222((t1 >> 8) & 0xff) \ | |
| 108 ^ CAMELLIA_SP3033(t1 & 0xff) \ | |
| 109 ^ CAMELLIA_SP4404((ir >> 8) & 0xff); \ | |
| 110 yr = CAMELLIA_SP1110((t0 >> 8) & 0xff) \ | |
| 111 ^ CAMELLIA_SP0222(t0 & 0xff) \ | |
| 112 ^ CAMELLIA_SP3033((il >> 8) & 0xff) \ | |
| 113 ^ CAMELLIA_SP4404(il & 0xff); \ | |
| 114 yl ^= yr; \ | |
| 115 yr = CAMELLIA_RR8(yr); \ | |
| 116 yr ^= yl; \ | |
| 117 } while(0) | |
| 118 | |
| 119 | |
| 120 /* | |
| 121 * for speed up | |
| 122 * | |
| 123 */ | |
| 124 #define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) \ | |
| 125 do { \ | |
| 126 t0 = kll; \ | |
| 127 t0 &= ll; \ | |
| 128 lr ^= CAMELLIA_RL1(t0); \ | |
| 129 t1 = klr; \ | |
| 130 t1 |= lr; \ | |
| 131 ll ^= t1; \ | |
| 132 \ | |
| 133 t2 = krr; \ | |
| 134 t2 |= rr; \ | |
| 135 rl ^= t2; \ | |
| 136 t3 = krl; \ | |
| 137 t3 &= rl; \ | |
| 138 rr ^= CAMELLIA_RL1(t3); \ | |
| 139 } while(0) | |
| 140 | |
| 141 #define CAMELLIA_ROUNDSM(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \ | |
| 142 do { \ | |
| 143 ir = CAMELLIA_SP1110(xr & 0xff) \ | |
| 144 ^ CAMELLIA_SP0222((xr >> 24) & 0xff) \ | |
| 145 ^ CAMELLIA_SP3033((xr >> 16) & 0xff) \ | |
| 146 ^ CAMELLIA_SP4404((xr >> 8) & 0xff); \ | |
| 147 il = CAMELLIA_SP1110((xl >> 24) & 0xff) \ | |
| 148 ^ CAMELLIA_SP0222((xl >> 16) & 0xff) \ | |
| 149 ^ CAMELLIA_SP3033((xl >> 8) & 0xff) \ | |
| 150 ^ CAMELLIA_SP4404(xl & 0xff); \ | |
| 151 il ^= kl; \ | |
| 152 ir ^= kr; \ | |
| 153 ir ^= il; \ | |
| 154 il = CAMELLIA_RR8(il); \ | |
| 155 il ^= ir; \ | |
| 156 yl ^= ir; \ | |
| 157 yr ^= il; \ | |
| 158 } while(0) | |
| 159 | |
| 160 | |
| 161 static const PRUint32 camellia_sp1110[256] = { | |
| 162 0x70707000,0x82828200,0x2c2c2c00,0xececec00, | |
| 163 0xb3b3b300,0x27272700,0xc0c0c000,0xe5e5e500, | |
| 164 0xe4e4e400,0x85858500,0x57575700,0x35353500, | |
| 165 0xeaeaea00,0x0c0c0c00,0xaeaeae00,0x41414100, | |
| 166 0x23232300,0xefefef00,0x6b6b6b00,0x93939300, | |
| 167 0x45454500,0x19191900,0xa5a5a500,0x21212100, | |
| 168 0xededed00,0x0e0e0e00,0x4f4f4f00,0x4e4e4e00, | |
| 169 0x1d1d1d00,0x65656500,0x92929200,0xbdbdbd00, | |
| 170 0x86868600,0xb8b8b800,0xafafaf00,0x8f8f8f00, | |
| 171 0x7c7c7c00,0xebebeb00,0x1f1f1f00,0xcecece00, | |
| 172 0x3e3e3e00,0x30303000,0xdcdcdc00,0x5f5f5f00, | |
| 173 0x5e5e5e00,0xc5c5c500,0x0b0b0b00,0x1a1a1a00, | |
| 174 0xa6a6a600,0xe1e1e100,0x39393900,0xcacaca00, | |
| 175 0xd5d5d500,0x47474700,0x5d5d5d00,0x3d3d3d00, | |
| 176 0xd9d9d900,0x01010100,0x5a5a5a00,0xd6d6d600, | |
| 177 0x51515100,0x56565600,0x6c6c6c00,0x4d4d4d00, | |
| 178 0x8b8b8b00,0x0d0d0d00,0x9a9a9a00,0x66666600, | |
| 179 0xfbfbfb00,0xcccccc00,0xb0b0b000,0x2d2d2d00, | |
| 180 0x74747400,0x12121200,0x2b2b2b00,0x20202000, | |
| 181 0xf0f0f000,0xb1b1b100,0x84848400,0x99999900, | |
| 182 0xdfdfdf00,0x4c4c4c00,0xcbcbcb00,0xc2c2c200, | |
| 183 0x34343400,0x7e7e7e00,0x76767600,0x05050500, | |
| 184 0x6d6d6d00,0xb7b7b700,0xa9a9a900,0x31313100, | |
| 185 0xd1d1d100,0x17171700,0x04040400,0xd7d7d700, | |
| 186 0x14141400,0x58585800,0x3a3a3a00,0x61616100, | |
| 187 0xdedede00,0x1b1b1b00,0x11111100,0x1c1c1c00, | |
| 188 0x32323200,0x0f0f0f00,0x9c9c9c00,0x16161600, | |
| 189 0x53535300,0x18181800,0xf2f2f200,0x22222200, | |
| 190 0xfefefe00,0x44444400,0xcfcfcf00,0xb2b2b200, | |
| 191 0xc3c3c300,0xb5b5b500,0x7a7a7a00,0x91919100, | |
| 192 0x24242400,0x08080800,0xe8e8e800,0xa8a8a800, | |
| 193 0x60606000,0xfcfcfc00,0x69696900,0x50505000, | |
| 194 0xaaaaaa00,0xd0d0d000,0xa0a0a000,0x7d7d7d00, | |
| 195 0xa1a1a100,0x89898900,0x62626200,0x97979700, | |
| 196 0x54545400,0x5b5b5b00,0x1e1e1e00,0x95959500, | |
| 197 0xe0e0e000,0xffffff00,0x64646400,0xd2d2d200, | |
| 198 0x10101000,0xc4c4c400,0x00000000,0x48484800, | |
| 199 0xa3a3a300,0xf7f7f700,0x75757500,0xdbdbdb00, | |
| 200 0x8a8a8a00,0x03030300,0xe6e6e600,0xdadada00, | |
| 201 0x09090900,0x3f3f3f00,0xdddddd00,0x94949400, | |
| 202 0x87878700,0x5c5c5c00,0x83838300,0x02020200, | |
| 203 0xcdcdcd00,0x4a4a4a00,0x90909000,0x33333300, | |
| 204 0x73737300,0x67676700,0xf6f6f600,0xf3f3f300, | |
| 205 0x9d9d9d00,0x7f7f7f00,0xbfbfbf00,0xe2e2e200, | |
| 206 0x52525200,0x9b9b9b00,0xd8d8d800,0x26262600, | |
| 207 0xc8c8c800,0x37373700,0xc6c6c600,0x3b3b3b00, | |
| 208 0x81818100,0x96969600,0x6f6f6f00,0x4b4b4b00, | |
| 209 0x13131300,0xbebebe00,0x63636300,0x2e2e2e00, | |
| 210 0xe9e9e900,0x79797900,0xa7a7a700,0x8c8c8c00, | |
| 211 0x9f9f9f00,0x6e6e6e00,0xbcbcbc00,0x8e8e8e00, | |
| 212 0x29292900,0xf5f5f500,0xf9f9f900,0xb6b6b600, | |
| 213 0x2f2f2f00,0xfdfdfd00,0xb4b4b400,0x59595900, | |
| 214 0x78787800,0x98989800,0x06060600,0x6a6a6a00, | |
| 215 0xe7e7e700,0x46464600,0x71717100,0xbababa00, | |
| 216 0xd4d4d400,0x25252500,0xababab00,0x42424200, | |
| 217 0x88888800,0xa2a2a200,0x8d8d8d00,0xfafafa00, | |
| 218 0x72727200,0x07070700,0xb9b9b900,0x55555500, | |
| 219 0xf8f8f800,0xeeeeee00,0xacacac00,0x0a0a0a00, | |
| 220 0x36363600,0x49494900,0x2a2a2a00,0x68686800, | |
| 221 0x3c3c3c00,0x38383800,0xf1f1f100,0xa4a4a400, | |
| 222 0x40404000,0x28282800,0xd3d3d300,0x7b7b7b00, | |
| 223 0xbbbbbb00,0xc9c9c900,0x43434300,0xc1c1c100, | |
| 224 0x15151500,0xe3e3e300,0xadadad00,0xf4f4f400, | |
| 225 0x77777700,0xc7c7c700,0x80808000,0x9e9e9e00, | |
| 226 }; | |
| 227 | |
| 228 static const PRUint32 camellia_sp0222[256] = { | |
| 229 0x00e0e0e0,0x00050505,0x00585858,0x00d9d9d9, | |
| 230 0x00676767,0x004e4e4e,0x00818181,0x00cbcbcb, | |
| 231 0x00c9c9c9,0x000b0b0b,0x00aeaeae,0x006a6a6a, | |
| 232 0x00d5d5d5,0x00181818,0x005d5d5d,0x00828282, | |
| 233 0x00464646,0x00dfdfdf,0x00d6d6d6,0x00272727, | |
| 234 0x008a8a8a,0x00323232,0x004b4b4b,0x00424242, | |
| 235 0x00dbdbdb,0x001c1c1c,0x009e9e9e,0x009c9c9c, | |
| 236 0x003a3a3a,0x00cacaca,0x00252525,0x007b7b7b, | |
| 237 0x000d0d0d,0x00717171,0x005f5f5f,0x001f1f1f, | |
| 238 0x00f8f8f8,0x00d7d7d7,0x003e3e3e,0x009d9d9d, | |
| 239 0x007c7c7c,0x00606060,0x00b9b9b9,0x00bebebe, | |
| 240 0x00bcbcbc,0x008b8b8b,0x00161616,0x00343434, | |
| 241 0x004d4d4d,0x00c3c3c3,0x00727272,0x00959595, | |
| 242 0x00ababab,0x008e8e8e,0x00bababa,0x007a7a7a, | |
| 243 0x00b3b3b3,0x00020202,0x00b4b4b4,0x00adadad, | |
| 244 0x00a2a2a2,0x00acacac,0x00d8d8d8,0x009a9a9a, | |
| 245 0x00171717,0x001a1a1a,0x00353535,0x00cccccc, | |
| 246 0x00f7f7f7,0x00999999,0x00616161,0x005a5a5a, | |
| 247 0x00e8e8e8,0x00242424,0x00565656,0x00404040, | |
| 248 0x00e1e1e1,0x00636363,0x00090909,0x00333333, | |
| 249 0x00bfbfbf,0x00989898,0x00979797,0x00858585, | |
| 250 0x00686868,0x00fcfcfc,0x00ececec,0x000a0a0a, | |
| 251 0x00dadada,0x006f6f6f,0x00535353,0x00626262, | |
| 252 0x00a3a3a3,0x002e2e2e,0x00080808,0x00afafaf, | |
| 253 0x00282828,0x00b0b0b0,0x00747474,0x00c2c2c2, | |
| 254 0x00bdbdbd,0x00363636,0x00222222,0x00383838, | |
| 255 0x00646464,0x001e1e1e,0x00393939,0x002c2c2c, | |
| 256 0x00a6a6a6,0x00303030,0x00e5e5e5,0x00444444, | |
| 257 0x00fdfdfd,0x00888888,0x009f9f9f,0x00656565, | |
| 258 0x00878787,0x006b6b6b,0x00f4f4f4,0x00232323, | |
| 259 0x00484848,0x00101010,0x00d1d1d1,0x00515151, | |
| 260 0x00c0c0c0,0x00f9f9f9,0x00d2d2d2,0x00a0a0a0, | |
| 261 0x00555555,0x00a1a1a1,0x00414141,0x00fafafa, | |
| 262 0x00434343,0x00131313,0x00c4c4c4,0x002f2f2f, | |
| 263 0x00a8a8a8,0x00b6b6b6,0x003c3c3c,0x002b2b2b, | |
| 264 0x00c1c1c1,0x00ffffff,0x00c8c8c8,0x00a5a5a5, | |
| 265 0x00202020,0x00898989,0x00000000,0x00909090, | |
| 266 0x00474747,0x00efefef,0x00eaeaea,0x00b7b7b7, | |
| 267 0x00151515,0x00060606,0x00cdcdcd,0x00b5b5b5, | |
| 268 0x00121212,0x007e7e7e,0x00bbbbbb,0x00292929, | |
| 269 0x000f0f0f,0x00b8b8b8,0x00070707,0x00040404, | |
| 270 0x009b9b9b,0x00949494,0x00212121,0x00666666, | |
| 271 0x00e6e6e6,0x00cecece,0x00ededed,0x00e7e7e7, | |
| 272 0x003b3b3b,0x00fefefe,0x007f7f7f,0x00c5c5c5, | |
| 273 0x00a4a4a4,0x00373737,0x00b1b1b1,0x004c4c4c, | |
| 274 0x00919191,0x006e6e6e,0x008d8d8d,0x00767676, | |
| 275 0x00030303,0x002d2d2d,0x00dedede,0x00969696, | |
| 276 0x00262626,0x007d7d7d,0x00c6c6c6,0x005c5c5c, | |
| 277 0x00d3d3d3,0x00f2f2f2,0x004f4f4f,0x00191919, | |
| 278 0x003f3f3f,0x00dcdcdc,0x00797979,0x001d1d1d, | |
| 279 0x00525252,0x00ebebeb,0x00f3f3f3,0x006d6d6d, | |
| 280 0x005e5e5e,0x00fbfbfb,0x00696969,0x00b2b2b2, | |
| 281 0x00f0f0f0,0x00313131,0x000c0c0c,0x00d4d4d4, | |
| 282 0x00cfcfcf,0x008c8c8c,0x00e2e2e2,0x00757575, | |
| 283 0x00a9a9a9,0x004a4a4a,0x00575757,0x00848484, | |
| 284 0x00111111,0x00454545,0x001b1b1b,0x00f5f5f5, | |
| 285 0x00e4e4e4,0x000e0e0e,0x00737373,0x00aaaaaa, | |
| 286 0x00f1f1f1,0x00dddddd,0x00595959,0x00141414, | |
| 287 0x006c6c6c,0x00929292,0x00545454,0x00d0d0d0, | |
| 288 0x00787878,0x00707070,0x00e3e3e3,0x00494949, | |
| 289 0x00808080,0x00505050,0x00a7a7a7,0x00f6f6f6, | |
| 290 0x00777777,0x00939393,0x00868686,0x00838383, | |
| 291 0x002a2a2a,0x00c7c7c7,0x005b5b5b,0x00e9e9e9, | |
| 292 0x00eeeeee,0x008f8f8f,0x00010101,0x003d3d3d, | |
| 293 }; | |
| 294 | |
| 295 static const PRUint32 camellia_sp3033[256] = { | |
| 296 0x38003838,0x41004141,0x16001616,0x76007676, | |
| 297 0xd900d9d9,0x93009393,0x60006060,0xf200f2f2, | |
| 298 0x72007272,0xc200c2c2,0xab00abab,0x9a009a9a, | |
| 299 0x75007575,0x06000606,0x57005757,0xa000a0a0, | |
| 300 0x91009191,0xf700f7f7,0xb500b5b5,0xc900c9c9, | |
| 301 0xa200a2a2,0x8c008c8c,0xd200d2d2,0x90009090, | |
| 302 0xf600f6f6,0x07000707,0xa700a7a7,0x27002727, | |
| 303 0x8e008e8e,0xb200b2b2,0x49004949,0xde00dede, | |
| 304 0x43004343,0x5c005c5c,0xd700d7d7,0xc700c7c7, | |
| 305 0x3e003e3e,0xf500f5f5,0x8f008f8f,0x67006767, | |
| 306 0x1f001f1f,0x18001818,0x6e006e6e,0xaf00afaf, | |
| 307 0x2f002f2f,0xe200e2e2,0x85008585,0x0d000d0d, | |
| 308 0x53005353,0xf000f0f0,0x9c009c9c,0x65006565, | |
| 309 0xea00eaea,0xa300a3a3,0xae00aeae,0x9e009e9e, | |
| 310 0xec00ecec,0x80008080,0x2d002d2d,0x6b006b6b, | |
| 311 0xa800a8a8,0x2b002b2b,0x36003636,0xa600a6a6, | |
| 312 0xc500c5c5,0x86008686,0x4d004d4d,0x33003333, | |
| 313 0xfd00fdfd,0x66006666,0x58005858,0x96009696, | |
| 314 0x3a003a3a,0x09000909,0x95009595,0x10001010, | |
| 315 0x78007878,0xd800d8d8,0x42004242,0xcc00cccc, | |
| 316 0xef00efef,0x26002626,0xe500e5e5,0x61006161, | |
| 317 0x1a001a1a,0x3f003f3f,0x3b003b3b,0x82008282, | |
| 318 0xb600b6b6,0xdb00dbdb,0xd400d4d4,0x98009898, | |
| 319 0xe800e8e8,0x8b008b8b,0x02000202,0xeb00ebeb, | |
| 320 0x0a000a0a,0x2c002c2c,0x1d001d1d,0xb000b0b0, | |
| 321 0x6f006f6f,0x8d008d8d,0x88008888,0x0e000e0e, | |
| 322 0x19001919,0x87008787,0x4e004e4e,0x0b000b0b, | |
| 323 0xa900a9a9,0x0c000c0c,0x79007979,0x11001111, | |
| 324 0x7f007f7f,0x22002222,0xe700e7e7,0x59005959, | |
| 325 0xe100e1e1,0xda00dada,0x3d003d3d,0xc800c8c8, | |
| 326 0x12001212,0x04000404,0x74007474,0x54005454, | |
| 327 0x30003030,0x7e007e7e,0xb400b4b4,0x28002828, | |
| 328 0x55005555,0x68006868,0x50005050,0xbe00bebe, | |
| 329 0xd000d0d0,0xc400c4c4,0x31003131,0xcb00cbcb, | |
| 330 0x2a002a2a,0xad00adad,0x0f000f0f,0xca00caca, | |
| 331 0x70007070,0xff00ffff,0x32003232,0x69006969, | |
| 332 0x08000808,0x62006262,0x00000000,0x24002424, | |
| 333 0xd100d1d1,0xfb00fbfb,0xba00baba,0xed00eded, | |
| 334 0x45004545,0x81008181,0x73007373,0x6d006d6d, | |
| 335 0x84008484,0x9f009f9f,0xee00eeee,0x4a004a4a, | |
| 336 0xc300c3c3,0x2e002e2e,0xc100c1c1,0x01000101, | |
| 337 0xe600e6e6,0x25002525,0x48004848,0x99009999, | |
| 338 0xb900b9b9,0xb300b3b3,0x7b007b7b,0xf900f9f9, | |
| 339 0xce00cece,0xbf00bfbf,0xdf00dfdf,0x71007171, | |
| 340 0x29002929,0xcd00cdcd,0x6c006c6c,0x13001313, | |
| 341 0x64006464,0x9b009b9b,0x63006363,0x9d009d9d, | |
| 342 0xc000c0c0,0x4b004b4b,0xb700b7b7,0xa500a5a5, | |
| 343 0x89008989,0x5f005f5f,0xb100b1b1,0x17001717, | |
| 344 0xf400f4f4,0xbc00bcbc,0xd300d3d3,0x46004646, | |
| 345 0xcf00cfcf,0x37003737,0x5e005e5e,0x47004747, | |
| 346 0x94009494,0xfa00fafa,0xfc00fcfc,0x5b005b5b, | |
| 347 0x97009797,0xfe00fefe,0x5a005a5a,0xac00acac, | |
| 348 0x3c003c3c,0x4c004c4c,0x03000303,0x35003535, | |
| 349 0xf300f3f3,0x23002323,0xb800b8b8,0x5d005d5d, | |
| 350 0x6a006a6a,0x92009292,0xd500d5d5,0x21002121, | |
| 351 0x44004444,0x51005151,0xc600c6c6,0x7d007d7d, | |
| 352 0x39003939,0x83008383,0xdc00dcdc,0xaa00aaaa, | |
| 353 0x7c007c7c,0x77007777,0x56005656,0x05000505, | |
| 354 0x1b001b1b,0xa400a4a4,0x15001515,0x34003434, | |
| 355 0x1e001e1e,0x1c001c1c,0xf800f8f8,0x52005252, | |
| 356 0x20002020,0x14001414,0xe900e9e9,0xbd00bdbd, | |
| 357 0xdd00dddd,0xe400e4e4,0xa100a1a1,0xe000e0e0, | |
| 358 0x8a008a8a,0xf100f1f1,0xd600d6d6,0x7a007a7a, | |
| 359 0xbb00bbbb,0xe300e3e3,0x40004040,0x4f004f4f, | |
| 360 }; | |
| 361 | |
| 362 static const PRUint32 camellia_sp4404[256] = { | |
| 363 0x70700070,0x2c2c002c,0xb3b300b3,0xc0c000c0, | |
| 364 0xe4e400e4,0x57570057,0xeaea00ea,0xaeae00ae, | |
| 365 0x23230023,0x6b6b006b,0x45450045,0xa5a500a5, | |
| 366 0xeded00ed,0x4f4f004f,0x1d1d001d,0x92920092, | |
| 367 0x86860086,0xafaf00af,0x7c7c007c,0x1f1f001f, | |
| 368 0x3e3e003e,0xdcdc00dc,0x5e5e005e,0x0b0b000b, | |
| 369 0xa6a600a6,0x39390039,0xd5d500d5,0x5d5d005d, | |
| 370 0xd9d900d9,0x5a5a005a,0x51510051,0x6c6c006c, | |
| 371 0x8b8b008b,0x9a9a009a,0xfbfb00fb,0xb0b000b0, | |
| 372 0x74740074,0x2b2b002b,0xf0f000f0,0x84840084, | |
| 373 0xdfdf00df,0xcbcb00cb,0x34340034,0x76760076, | |
| 374 0x6d6d006d,0xa9a900a9,0xd1d100d1,0x04040004, | |
| 375 0x14140014,0x3a3a003a,0xdede00de,0x11110011, | |
| 376 0x32320032,0x9c9c009c,0x53530053,0xf2f200f2, | |
| 377 0xfefe00fe,0xcfcf00cf,0xc3c300c3,0x7a7a007a, | |
| 378 0x24240024,0xe8e800e8,0x60600060,0x69690069, | |
| 379 0xaaaa00aa,0xa0a000a0,0xa1a100a1,0x62620062, | |
| 380 0x54540054,0x1e1e001e,0xe0e000e0,0x64640064, | |
| 381 0x10100010,0x00000000,0xa3a300a3,0x75750075, | |
| 382 0x8a8a008a,0xe6e600e6,0x09090009,0xdddd00dd, | |
| 383 0x87870087,0x83830083,0xcdcd00cd,0x90900090, | |
| 384 0x73730073,0xf6f600f6,0x9d9d009d,0xbfbf00bf, | |
| 385 0x52520052,0xd8d800d8,0xc8c800c8,0xc6c600c6, | |
| 386 0x81810081,0x6f6f006f,0x13130013,0x63630063, | |
| 387 0xe9e900e9,0xa7a700a7,0x9f9f009f,0xbcbc00bc, | |
| 388 0x29290029,0xf9f900f9,0x2f2f002f,0xb4b400b4, | |
| 389 0x78780078,0x06060006,0xe7e700e7,0x71710071, | |
| 390 0xd4d400d4,0xabab00ab,0x88880088,0x8d8d008d, | |
| 391 0x72720072,0xb9b900b9,0xf8f800f8,0xacac00ac, | |
| 392 0x36360036,0x2a2a002a,0x3c3c003c,0xf1f100f1, | |
| 393 0x40400040,0xd3d300d3,0xbbbb00bb,0x43430043, | |
| 394 0x15150015,0xadad00ad,0x77770077,0x80800080, | |
| 395 0x82820082,0xecec00ec,0x27270027,0xe5e500e5, | |
| 396 0x85850085,0x35350035,0x0c0c000c,0x41410041, | |
| 397 0xefef00ef,0x93930093,0x19190019,0x21210021, | |
| 398 0x0e0e000e,0x4e4e004e,0x65650065,0xbdbd00bd, | |
| 399 0xb8b800b8,0x8f8f008f,0xebeb00eb,0xcece00ce, | |
| 400 0x30300030,0x5f5f005f,0xc5c500c5,0x1a1a001a, | |
| 401 0xe1e100e1,0xcaca00ca,0x47470047,0x3d3d003d, | |
| 402 0x01010001,0xd6d600d6,0x56560056,0x4d4d004d, | |
| 403 0x0d0d000d,0x66660066,0xcccc00cc,0x2d2d002d, | |
| 404 0x12120012,0x20200020,0xb1b100b1,0x99990099, | |
| 405 0x4c4c004c,0xc2c200c2,0x7e7e007e,0x05050005, | |
| 406 0xb7b700b7,0x31310031,0x17170017,0xd7d700d7, | |
| 407 0x58580058,0x61610061,0x1b1b001b,0x1c1c001c, | |
| 408 0x0f0f000f,0x16160016,0x18180018,0x22220022, | |
| 409 0x44440044,0xb2b200b2,0xb5b500b5,0x91910091, | |
| 410 0x08080008,0xa8a800a8,0xfcfc00fc,0x50500050, | |
| 411 0xd0d000d0,0x7d7d007d,0x89890089,0x97970097, | |
| 412 0x5b5b005b,0x95950095,0xffff00ff,0xd2d200d2, | |
| 413 0xc4c400c4,0x48480048,0xf7f700f7,0xdbdb00db, | |
| 414 0x03030003,0xdada00da,0x3f3f003f,0x94940094, | |
| 415 0x5c5c005c,0x02020002,0x4a4a004a,0x33330033, | |
| 416 0x67670067,0xf3f300f3,0x7f7f007f,0xe2e200e2, | |
| 417 0x9b9b009b,0x26260026,0x37370037,0x3b3b003b, | |
| 418 0x96960096,0x4b4b004b,0xbebe00be,0x2e2e002e, | |
| 419 0x79790079,0x8c8c008c,0x6e6e006e,0x8e8e008e, | |
| 420 0xf5f500f5,0xb6b600b6,0xfdfd00fd,0x59590059, | |
| 421 0x98980098,0x6a6a006a,0x46460046,0xbaba00ba, | |
| 422 0x25250025,0x42420042,0xa2a200a2,0xfafa00fa, | |
| 423 0x07070007,0x55550055,0xeeee00ee,0x0a0a000a, | |
| 424 0x49490049,0x68680068,0x38380038,0xa4a400a4, | |
| 425 0x28280028,0x7b7b007b,0xc9c900c9,0xc1c100c1, | |
| 426 0xe3e300e3,0xf4f400f4,0xc7c700c7,0x9e9e009e, | |
| 427 }; | |
| 428 | |
| 429 | |
| 430 /** | |
| 431 * Stuff related to the Camellia key schedule | |
| 432 */ | |
| 433 #define subl(x) subL[(x)] | |
| 434 #define subr(x) subR[(x)] | |
| 435 | |
| 436 void camellia_setup128(const unsigned char *key, PRUint32 *subkey) | |
| 437 { | |
| 438 PRUint32 kll, klr, krl, krr; | |
| 439 PRUint32 il, ir, t0, t1, w0, w1; | |
| 440 PRUint32 kw4l, kw4r, dw, tl, tr; | |
| 441 PRUint32 subL[26]; | |
| 442 PRUint32 subR[26]; | |
| 443 #if defined(CAMELLIA_NEED_TMP_VARIABLE) | |
| 444 PRUint32 tmp; | |
| 445 #endif | |
| 446 | |
| 447 /** | |
| 448 * k == kll || klr || krl || krr (|| is concatination) | |
| 449 */ | |
| 450 kll = GETU32(key ); | |
| 451 klr = GETU32(key + 4); | |
| 452 krl = GETU32(key + 8); | |
| 453 krr = GETU32(key + 12); | |
| 454 /** | |
| 455 * generate KL dependent subkeys | |
| 456 */ | |
| 457 subl(0) = kll; subr(0) = klr; | |
| 458 subl(1) = krl; subr(1) = krr; | |
| 459 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 460 subl(4) = kll; subr(4) = klr; | |
| 461 subl(5) = krl; subr(5) = krr; | |
| 462 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30); | |
| 463 subl(10) = kll; subr(10) = klr; | |
| 464 subl(11) = krl; subr(11) = krr; | |
| 465 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 466 subl(13) = krl; subr(13) = krr; | |
| 467 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); | |
| 468 subl(16) = kll; subr(16) = klr; | |
| 469 subl(17) = krl; subr(17) = krr; | |
| 470 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); | |
| 471 subl(18) = kll; subr(18) = klr; | |
| 472 subl(19) = krl; subr(19) = krr; | |
| 473 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); | |
| 474 subl(22) = kll; subr(22) = klr; | |
| 475 subl(23) = krl; subr(23) = krr; | |
| 476 | |
| 477 /* generate KA */ | |
| 478 kll = subl(0); klr = subr(0); | |
| 479 krl = subl(1); krr = subr(1); | |
| 480 CAMELLIA_F(kll, klr, | |
| 481 CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R, | |
| 482 w0, w1, il, ir, t0, t1); | |
| 483 krl ^= w0; krr ^= w1; | |
| 484 CAMELLIA_F(krl, krr, | |
| 485 CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R, | |
| 486 kll, klr, il, ir, t0, t1); | |
| 487 CAMELLIA_F(kll, klr, | |
| 488 CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R, | |
| 489 krl, krr, il, ir, t0, t1); | |
| 490 krl ^= w0; krr ^= w1; | |
| 491 CAMELLIA_F(krl, krr, | |
| 492 CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R, | |
| 493 w0, w1, il, ir, t0, t1); | |
| 494 kll ^= w0; klr ^= w1; | |
| 495 | |
| 496 /* generate KA dependent subkeys */ | |
| 497 subl(2) = kll; subr(2) = klr; | |
| 498 subl(3) = krl; subr(3) = krr; | |
| 499 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 500 subl(6) = kll; subr(6) = klr; | |
| 501 subl(7) = krl; subr(7) = krr; | |
| 502 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 503 subl(8) = kll; subr(8) = klr; | |
| 504 subl(9) = krl; subr(9) = krr; | |
| 505 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 506 subl(12) = kll; subr(12) = klr; | |
| 507 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 508 subl(14) = kll; subr(14) = klr; | |
| 509 subl(15) = krl; subr(15) = krr; | |
| 510 CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34); | |
| 511 subl(20) = kll; subr(20) = klr; | |
| 512 subl(21) = krl; subr(21) = krr; | |
| 513 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); | |
| 514 subl(24) = kll; subr(24) = klr; | |
| 515 subl(25) = krl; subr(25) = krr; | |
| 516 | |
| 517 | |
| 518 /* absorb kw2 to other subkeys */ | |
| 519 subl(3) ^= subl(1); subr(3) ^= subr(1); | |
| 520 subl(5) ^= subl(1); subr(5) ^= subr(1); | |
| 521 subl(7) ^= subl(1); subr(7) ^= subr(1); | |
| 522 subl(1) ^= subr(1) & ~subr(9); | |
| 523 dw = subl(1) & subl(9), subr(1) ^= CAMELLIA_RL1(dw); | |
| 524 subl(11) ^= subl(1); subr(11) ^= subr(1); | |
| 525 subl(13) ^= subl(1); subr(13) ^= subr(1); | |
| 526 subl(15) ^= subl(1); subr(15) ^= subr(1); | |
| 527 subl(1) ^= subr(1) & ~subr(17); | |
| 528 dw = subl(1) & subl(17), subr(1) ^= CAMELLIA_RL1(dw); | |
| 529 subl(19) ^= subl(1); subr(19) ^= subr(1); | |
| 530 subl(21) ^= subl(1); subr(21) ^= subr(1); | |
| 531 subl(23) ^= subl(1); subr(23) ^= subr(1); | |
| 532 subl(24) ^= subl(1); subr(24) ^= subr(1); | |
| 533 | |
| 534 /* absorb kw4 to other subkeys */ | |
| 535 kw4l = subl(25); kw4r = subr(25); | |
| 536 subl(22) ^= kw4l; subr(22) ^= kw4r; | |
| 537 subl(20) ^= kw4l; subr(20) ^= kw4r; | |
| 538 subl(18) ^= kw4l; subr(18) ^= kw4r; | |
| 539 kw4l ^= kw4r & ~subr(16); | |
| 540 dw = kw4l & subl(16), kw4r ^= CAMELLIA_RL1(dw); | |
| 541 subl(14) ^= kw4l; subr(14) ^= kw4r; | |
| 542 subl(12) ^= kw4l; subr(12) ^= kw4r; | |
| 543 subl(10) ^= kw4l; subr(10) ^= kw4r; | |
| 544 kw4l ^= kw4r & ~subr(8); | |
| 545 dw = kw4l & subl(8), kw4r ^= CAMELLIA_RL1(dw); | |
| 546 subl(6) ^= kw4l; subr(6) ^= kw4r; | |
| 547 subl(4) ^= kw4l; subr(4) ^= kw4r; | |
| 548 subl(2) ^= kw4l; subr(2) ^= kw4r; | |
| 549 subl(0) ^= kw4l; subr(0) ^= kw4r; | |
| 550 | |
| 551 /* key XOR is end of F-function */ | |
| 552 CamelliaSubkeyL(0) = subl(0) ^ subl(2); | |
| 553 CamelliaSubkeyR(0) = subr(0) ^ subr(2); | |
| 554 CamelliaSubkeyL(2) = subl(3); | |
| 555 CamelliaSubkeyR(2) = subr(3); | |
| 556 CamelliaSubkeyL(3) = subl(2) ^ subl(4); | |
| 557 CamelliaSubkeyR(3) = subr(2) ^ subr(4); | |
| 558 CamelliaSubkeyL(4) = subl(3) ^ subl(5); | |
| 559 CamelliaSubkeyR(4) = subr(3) ^ subr(5); | |
| 560 CamelliaSubkeyL(5) = subl(4) ^ subl(6); | |
| 561 CamelliaSubkeyR(5) = subr(4) ^ subr(6); | |
| 562 CamelliaSubkeyL(6) = subl(5) ^ subl(7); | |
| 563 CamelliaSubkeyR(6) = subr(5) ^ subr(7); | |
| 564 tl = subl(10) ^ (subr(10) & ~subr(8)); | |
| 565 dw = tl & subl(8), tr = subr(10) ^ CAMELLIA_RL1(dw); | |
| 566 CamelliaSubkeyL(7) = subl(6) ^ tl; | |
| 567 CamelliaSubkeyR(7) = subr(6) ^ tr; | |
| 568 CamelliaSubkeyL(8) = subl(8); | |
| 569 CamelliaSubkeyR(8) = subr(8); | |
| 570 CamelliaSubkeyL(9) = subl(9); | |
| 571 CamelliaSubkeyR(9) = subr(9); | |
| 572 tl = subl(7) ^ (subr(7) & ~subr(9)); | |
| 573 dw = tl & subl(9), tr = subr(7) ^ CAMELLIA_RL1(dw); | |
| 574 CamelliaSubkeyL(10) = tl ^ subl(11); | |
| 575 CamelliaSubkeyR(10) = tr ^ subr(11); | |
| 576 CamelliaSubkeyL(11) = subl(10) ^ subl(12); | |
| 577 CamelliaSubkeyR(11) = subr(10) ^ subr(12); | |
| 578 CamelliaSubkeyL(12) = subl(11) ^ subl(13); | |
| 579 CamelliaSubkeyR(12) = subr(11) ^ subr(13); | |
| 580 CamelliaSubkeyL(13) = subl(12) ^ subl(14); | |
| 581 CamelliaSubkeyR(13) = subr(12) ^ subr(14); | |
| 582 CamelliaSubkeyL(14) = subl(13) ^ subl(15); | |
| 583 CamelliaSubkeyR(14) = subr(13) ^ subr(15); | |
| 584 tl = subl(18) ^ (subr(18) & ~subr(16)); | |
| 585 dw = tl & subl(16), tr = subr(18) ^ CAMELLIA_RL1(dw); | |
| 586 CamelliaSubkeyL(15) = subl(14) ^ tl; | |
| 587 CamelliaSubkeyR(15) = subr(14) ^ tr; | |
| 588 CamelliaSubkeyL(16) = subl(16); | |
| 589 CamelliaSubkeyR(16) = subr(16); | |
| 590 CamelliaSubkeyL(17) = subl(17); | |
| 591 CamelliaSubkeyR(17) = subr(17); | |
| 592 tl = subl(15) ^ (subr(15) & ~subr(17)); | |
| 593 dw = tl & subl(17), tr = subr(15) ^ CAMELLIA_RL1(dw); | |
| 594 CamelliaSubkeyL(18) = tl ^ subl(19); | |
| 595 CamelliaSubkeyR(18) = tr ^ subr(19); | |
| 596 CamelliaSubkeyL(19) = subl(18) ^ subl(20); | |
| 597 CamelliaSubkeyR(19) = subr(18) ^ subr(20); | |
| 598 CamelliaSubkeyL(20) = subl(19) ^ subl(21); | |
| 599 CamelliaSubkeyR(20) = subr(19) ^ subr(21); | |
| 600 CamelliaSubkeyL(21) = subl(20) ^ subl(22); | |
| 601 CamelliaSubkeyR(21) = subr(20) ^ subr(22); | |
| 602 CamelliaSubkeyL(22) = subl(21) ^ subl(23); | |
| 603 CamelliaSubkeyR(22) = subr(21) ^ subr(23); | |
| 604 CamelliaSubkeyL(23) = subl(22); | |
| 605 CamelliaSubkeyR(23) = subr(22); | |
| 606 CamelliaSubkeyL(24) = subl(24) ^ subl(23); | |
| 607 CamelliaSubkeyR(24) = subr(24) ^ subr(23); | |
| 608 | |
| 609 /* apply the inverse of the last half of P-function */ | |
| 610 dw = CamelliaSubkeyL(2) ^ CamelliaSubkeyR(2), dw = CAMELLIA_RL8(dw); | |
| 611 CamelliaSubkeyR(2) = CamelliaSubkeyL(2) ^ dw, CamelliaSubkeyL(2) = dw; | |
| 612 dw = CamelliaSubkeyL(3) ^ CamelliaSubkeyR(3), dw = CAMELLIA_RL8(dw); | |
| 613 CamelliaSubkeyR(3) = CamelliaSubkeyL(3) ^ dw, CamelliaSubkeyL(3) = dw; | |
| 614 dw = CamelliaSubkeyL(4) ^ CamelliaSubkeyR(4), dw = CAMELLIA_RL8(dw); | |
| 615 CamelliaSubkeyR(4) = CamelliaSubkeyL(4) ^ dw, CamelliaSubkeyL(4) = dw; | |
| 616 dw = CamelliaSubkeyL(5) ^ CamelliaSubkeyR(5), dw = CAMELLIA_RL8(dw); | |
| 617 CamelliaSubkeyR(5) = CamelliaSubkeyL(5) ^ dw, CamelliaSubkeyL(5) = dw; | |
| 618 dw = CamelliaSubkeyL(6) ^ CamelliaSubkeyR(6), dw = CAMELLIA_RL8(dw); | |
| 619 CamelliaSubkeyR(6) = CamelliaSubkeyL(6) ^ dw, CamelliaSubkeyL(6) = dw; | |
| 620 dw = CamelliaSubkeyL(7) ^ CamelliaSubkeyR(7), dw = CAMELLIA_RL8(dw); | |
| 621 CamelliaSubkeyR(7) = CamelliaSubkeyL(7) ^ dw, CamelliaSubkeyL(7) = dw; | |
| 622 dw = CamelliaSubkeyL(10) ^ CamelliaSubkeyR(10), dw = CAMELLIA_RL8(dw); | |
| 623 CamelliaSubkeyR(10) = CamelliaSubkeyL(10) ^ dw, CamelliaSubkeyL(10) = dw; | |
| 624 dw = CamelliaSubkeyL(11) ^ CamelliaSubkeyR(11), dw = CAMELLIA_RL8(dw); | |
| 625 CamelliaSubkeyR(11) = CamelliaSubkeyL(11) ^ dw, CamelliaSubkeyL(11) = dw; | |
| 626 dw = CamelliaSubkeyL(12) ^ CamelliaSubkeyR(12), dw = CAMELLIA_RL8(dw); | |
| 627 CamelliaSubkeyR(12) = CamelliaSubkeyL(12) ^ dw, CamelliaSubkeyL(12) = dw; | |
| 628 dw = CamelliaSubkeyL(13) ^ CamelliaSubkeyR(13), dw = CAMELLIA_RL8(dw); | |
| 629 CamelliaSubkeyR(13) = CamelliaSubkeyL(13) ^ dw, CamelliaSubkeyL(13) = dw; | |
| 630 dw = CamelliaSubkeyL(14) ^ CamelliaSubkeyR(14), dw = CAMELLIA_RL8(dw); | |
| 631 CamelliaSubkeyR(14) = CamelliaSubkeyL(14) ^ dw, CamelliaSubkeyL(14) = dw; | |
| 632 dw = CamelliaSubkeyL(15) ^ CamelliaSubkeyR(15), dw = CAMELLIA_RL8(dw); | |
| 633 CamelliaSubkeyR(15) = CamelliaSubkeyL(15) ^ dw, CamelliaSubkeyL(15) = dw; | |
| 634 dw = CamelliaSubkeyL(18) ^ CamelliaSubkeyR(18), dw = CAMELLIA_RL8(dw); | |
| 635 CamelliaSubkeyR(18) = CamelliaSubkeyL(18) ^ dw, CamelliaSubkeyL(18) = dw; | |
| 636 dw = CamelliaSubkeyL(19) ^ CamelliaSubkeyR(19), dw = CAMELLIA_RL8(dw); | |
| 637 CamelliaSubkeyR(19) = CamelliaSubkeyL(19) ^ dw, CamelliaSubkeyL(19) = dw; | |
| 638 dw = CamelliaSubkeyL(20) ^ CamelliaSubkeyR(20), dw = CAMELLIA_RL8(dw); | |
| 639 CamelliaSubkeyR(20) = CamelliaSubkeyL(20) ^ dw, CamelliaSubkeyL(20) = dw; | |
| 640 dw = CamelliaSubkeyL(21) ^ CamelliaSubkeyR(21), dw = CAMELLIA_RL8(dw); | |
| 641 CamelliaSubkeyR(21) = CamelliaSubkeyL(21) ^ dw, CamelliaSubkeyL(21) = dw; | |
| 642 dw = CamelliaSubkeyL(22) ^ CamelliaSubkeyR(22), dw = CAMELLIA_RL8(dw); | |
| 643 CamelliaSubkeyR(22) = CamelliaSubkeyL(22) ^ dw, CamelliaSubkeyL(22) = dw; | |
| 644 dw = CamelliaSubkeyL(23) ^ CamelliaSubkeyR(23), dw = CAMELLIA_RL8(dw); | |
| 645 CamelliaSubkeyR(23) = CamelliaSubkeyL(23) ^ dw, CamelliaSubkeyL(23) = dw; | |
| 646 | |
| 647 return; | |
| 648 } | |
| 649 | |
| 650 void camellia_setup256(const unsigned char *key, PRUint32 *subkey) | |
| 651 { | |
| 652 PRUint32 kll,klr,krl,krr; /* left half of key */ | |
| 653 PRUint32 krll,krlr,krrl,krrr; /* right half of key */ | |
| 654 PRUint32 il, ir, t0, t1, w0, w1; /* temporary variables */ | |
| 655 PRUint32 kw4l, kw4r, dw, tl, tr; | |
| 656 PRUint32 subL[34]; | |
| 657 PRUint32 subR[34]; | |
| 658 #if defined(CAMELLIA_NEED_TMP_VARIABLE) | |
| 659 PRUint32 tmp; | |
| 660 #endif | |
| 661 | |
| 662 /** | |
| 663 * key = (kll || klr || krl || krr || krll || krlr || krrl || krrr) | |
| 664 * (|| is concatination) | |
| 665 */ | |
| 666 | |
| 667 kll = GETU32(key ); | |
| 668 klr = GETU32(key + 4); | |
| 669 krl = GETU32(key + 8); | |
| 670 krr = GETU32(key + 12); | |
| 671 krll = GETU32(key + 16); | |
| 672 krlr = GETU32(key + 20); | |
| 673 krrl = GETU32(key + 24); | |
| 674 krrr = GETU32(key + 28); | |
| 675 | |
| 676 /* generate KL dependent subkeys */ | |
| 677 subl(0) = kll; subr(0) = klr; | |
| 678 subl(1) = krl; subr(1) = krr; | |
| 679 CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 45); | |
| 680 subl(12) = kll; subr(12) = klr; | |
| 681 subl(13) = krl; subr(13) = krr; | |
| 682 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 683 subl(16) = kll; subr(16) = klr; | |
| 684 subl(17) = krl; subr(17) = krr; | |
| 685 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); | |
| 686 subl(22) = kll; subr(22) = klr; | |
| 687 subl(23) = krl; subr(23) = krr; | |
| 688 CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34); | |
| 689 subl(30) = kll; subr(30) = klr; | |
| 690 subl(31) = krl; subr(31) = krr; | |
| 691 | |
| 692 /* generate KR dependent subkeys */ | |
| 693 CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15); | |
| 694 subl(4) = krll; subr(4) = krlr; | |
| 695 subl(5) = krrl; subr(5) = krrr; | |
| 696 CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15); | |
| 697 subl(8) = krll; subr(8) = krlr; | |
| 698 subl(9) = krrl; subr(9) = krrr; | |
| 699 CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); | |
| 700 subl(18) = krll; subr(18) = krlr; | |
| 701 subl(19) = krrl; subr(19) = krrr; | |
| 702 CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34); | |
| 703 subl(26) = krll; subr(26) = krlr; | |
| 704 subl(27) = krrl; subr(27) = krrr; | |
| 705 CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34); | |
| 706 | |
| 707 /* generate KA */ | |
| 708 kll = subl(0) ^ krll; klr = subr(0) ^ krlr; | |
| 709 krl = subl(1) ^ krrl; krr = subr(1) ^ krrr; | |
| 710 CAMELLIA_F(kll, klr, | |
| 711 CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R, | |
| 712 w0, w1, il, ir, t0, t1); | |
| 713 krl ^= w0; krr ^= w1; | |
| 714 CAMELLIA_F(krl, krr, | |
| 715 CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R, | |
| 716 kll, klr, il, ir, t0, t1); | |
| 717 kll ^= krll; klr ^= krlr; | |
| 718 CAMELLIA_F(kll, klr, | |
| 719 CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R, | |
| 720 krl, krr, il, ir, t0, t1); | |
| 721 krl ^= w0 ^ krrl; krr ^= w1 ^ krrr; | |
| 722 CAMELLIA_F(krl, krr, | |
| 723 CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R, | |
| 724 w0, w1, il, ir, t0, t1); | |
| 725 kll ^= w0; klr ^= w1; | |
| 726 | |
| 727 /* generate KB */ | |
| 728 krll ^= kll; krlr ^= klr; | |
| 729 krrl ^= krl; krrr ^= krr; | |
| 730 CAMELLIA_F(krll, krlr, | |
| 731 CAMELLIA_SIGMA5L, CAMELLIA_SIGMA5R, | |
| 732 w0, w1, il, ir, t0, t1); | |
| 733 krrl ^= w0; krrr ^= w1; | |
| 734 CAMELLIA_F(krrl, krrr, | |
| 735 CAMELLIA_SIGMA6L, CAMELLIA_SIGMA6R, | |
| 736 w0, w1, il, ir, t0, t1); | |
| 737 krll ^= w0; krlr ^= w1; | |
| 738 | |
| 739 /* generate KA dependent subkeys */ | |
| 740 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); | |
| 741 subl(6) = kll; subr(6) = klr; | |
| 742 subl(7) = krl; subr(7) = krr; | |
| 743 CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30); | |
| 744 subl(14) = kll; subr(14) = klr; | |
| 745 subl(15) = krl; subr(15) = krr; | |
| 746 subl(24) = klr; subr(24) = krl; | |
| 747 subl(25) = krr; subr(25) = kll; | |
| 748 CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 49); | |
| 749 subl(28) = kll; subr(28) = klr; | |
| 750 subl(29) = krl; subr(29) = krr; | |
| 751 | |
| 752 /* generate KB dependent subkeys */ | |
| 753 subl(2) = krll; subr(2) = krlr; | |
| 754 subl(3) = krrl; subr(3) = krrr; | |
| 755 CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); | |
| 756 subl(10) = krll; subr(10) = krlr; | |
| 757 subl(11) = krrl; subr(11) = krrr; | |
| 758 CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); | |
| 759 subl(20) = krll; subr(20) = krlr; | |
| 760 subl(21) = krrl; subr(21) = krrr; | |
| 761 CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 51); | |
| 762 subl(32) = krll; subr(32) = krlr; | |
| 763 subl(33) = krrl; subr(33) = krrr; | |
| 764 | |
| 765 /* absorb kw2 to other subkeys */ | |
| 766 subl(3) ^= subl(1); subr(3) ^= subr(1); | |
| 767 subl(5) ^= subl(1); subr(5) ^= subr(1); | |
| 768 subl(7) ^= subl(1); subr(7) ^= subr(1); | |
| 769 subl(1) ^= subr(1) & ~subr(9); | |
| 770 dw = subl(1) & subl(9), subr(1) ^= CAMELLIA_RL1(dw); | |
| 771 subl(11) ^= subl(1); subr(11) ^= subr(1); | |
| 772 subl(13) ^= subl(1); subr(13) ^= subr(1); | |
| 773 subl(15) ^= subl(1); subr(15) ^= subr(1); | |
| 774 subl(1) ^= subr(1) & ~subr(17); | |
| 775 dw = subl(1) & subl(17), subr(1) ^= CAMELLIA_RL1(dw); | |
| 776 subl(19) ^= subl(1); subr(19) ^= subr(1); | |
| 777 subl(21) ^= subl(1); subr(21) ^= subr(1); | |
| 778 subl(23) ^= subl(1); subr(23) ^= subr(1); | |
| 779 subl(1) ^= subr(1) & ~subr(25); | |
| 780 dw = subl(1) & subl(25), subr(1) ^= CAMELLIA_RL1(dw); | |
| 781 subl(27) ^= subl(1); subr(27) ^= subr(1); | |
| 782 subl(29) ^= subl(1); subr(29) ^= subr(1); | |
| 783 subl(31) ^= subl(1); subr(31) ^= subr(1); | |
| 784 subl(32) ^= subl(1); subr(32) ^= subr(1); | |
| 785 | |
| 786 /* absorb kw4 to other subkeys */ | |
| 787 kw4l = subl(33); kw4r = subr(33); | |
| 788 subl(30) ^= kw4l; subr(30) ^= kw4r; | |
| 789 subl(28) ^= kw4l; subr(28) ^= kw4r; | |
| 790 subl(26) ^= kw4l; subr(26) ^= kw4r; | |
| 791 kw4l ^= kw4r & ~subr(24); | |
| 792 dw = kw4l & subl(24), kw4r ^= CAMELLIA_RL1(dw); | |
| 793 subl(22) ^= kw4l; subr(22) ^= kw4r; | |
| 794 subl(20) ^= kw4l; subr(20) ^= kw4r; | |
| 795 subl(18) ^= kw4l; subr(18) ^= kw4r; | |
| 796 kw4l ^= kw4r & ~subr(16); | |
| 797 dw = kw4l & subl(16), kw4r ^= CAMELLIA_RL1(dw); | |
| 798 subl(14) ^= kw4l; subr(14) ^= kw4r; | |
| 799 subl(12) ^= kw4l; subr(12) ^= kw4r; | |
| 800 subl(10) ^= kw4l; subr(10) ^= kw4r; | |
| 801 kw4l ^= kw4r & ~subr(8); | |
| 802 dw = kw4l & subl(8), kw4r ^= CAMELLIA_RL1(dw); | |
| 803 subl(6) ^= kw4l; subr(6) ^= kw4r; | |
| 804 subl(4) ^= kw4l; subr(4) ^= kw4r; | |
| 805 subl(2) ^= kw4l; subr(2) ^= kw4r; | |
| 806 subl(0) ^= kw4l; subr(0) ^= kw4r; | |
| 807 | |
| 808 /* key XOR is end of F-function */ | |
| 809 CamelliaSubkeyL(0) = subl(0) ^ subl(2); | |
| 810 CamelliaSubkeyR(0) = subr(0) ^ subr(2); | |
| 811 CamelliaSubkeyL(2) = subl(3); | |
| 812 CamelliaSubkeyR(2) = subr(3); | |
| 813 CamelliaSubkeyL(3) = subl(2) ^ subl(4); | |
| 814 CamelliaSubkeyR(3) = subr(2) ^ subr(4); | |
| 815 CamelliaSubkeyL(4) = subl(3) ^ subl(5); | |
| 816 CamelliaSubkeyR(4) = subr(3) ^ subr(5); | |
| 817 CamelliaSubkeyL(5) = subl(4) ^ subl(6); | |
| 818 CamelliaSubkeyR(5) = subr(4) ^ subr(6); | |
| 819 CamelliaSubkeyL(6) = subl(5) ^ subl(7); | |
| 820 CamelliaSubkeyR(6) = subr(5) ^ subr(7); | |
| 821 tl = subl(10) ^ (subr(10) & ~subr(8)); | |
| 822 dw = tl & subl(8), tr = subr(10) ^ CAMELLIA_RL1(dw); | |
| 823 CamelliaSubkeyL(7) = subl(6) ^ tl; | |
| 824 CamelliaSubkeyR(7) = subr(6) ^ tr; | |
| 825 CamelliaSubkeyL(8) = subl(8); | |
| 826 CamelliaSubkeyR(8) = subr(8); | |
| 827 CamelliaSubkeyL(9) = subl(9); | |
| 828 CamelliaSubkeyR(9) = subr(9); | |
| 829 tl = subl(7) ^ (subr(7) & ~subr(9)); | |
| 830 dw = tl & subl(9), tr = subr(7) ^ CAMELLIA_RL1(dw); | |
| 831 CamelliaSubkeyL(10) = tl ^ subl(11); | |
| 832 CamelliaSubkeyR(10) = tr ^ subr(11); | |
| 833 CamelliaSubkeyL(11) = subl(10) ^ subl(12); | |
| 834 CamelliaSubkeyR(11) = subr(10) ^ subr(12); | |
| 835 CamelliaSubkeyL(12) = subl(11) ^ subl(13); | |
| 836 CamelliaSubkeyR(12) = subr(11) ^ subr(13); | |
| 837 CamelliaSubkeyL(13) = subl(12) ^ subl(14); | |
| 838 CamelliaSubkeyR(13) = subr(12) ^ subr(14); | |
| 839 CamelliaSubkeyL(14) = subl(13) ^ subl(15); | |
| 840 CamelliaSubkeyR(14) = subr(13) ^ subr(15); | |
| 841 tl = subl(18) ^ (subr(18) & ~subr(16)); | |
| 842 dw = tl & subl(16), tr = subr(18) ^ CAMELLIA_RL1(dw); | |
| 843 CamelliaSubkeyL(15) = subl(14) ^ tl; | |
| 844 CamelliaSubkeyR(15) = subr(14) ^ tr; | |
| 845 CamelliaSubkeyL(16) = subl(16); | |
| 846 CamelliaSubkeyR(16) = subr(16); | |
| 847 CamelliaSubkeyL(17) = subl(17); | |
| 848 CamelliaSubkeyR(17) = subr(17); | |
| 849 tl = subl(15) ^ (subr(15) & ~subr(17)); | |
| 850 dw = tl & subl(17), tr = subr(15) ^ CAMELLIA_RL1(dw); | |
| 851 CamelliaSubkeyL(18) = tl ^ subl(19); | |
| 852 CamelliaSubkeyR(18) = tr ^ subr(19); | |
| 853 CamelliaSubkeyL(19) = subl(18) ^ subl(20); | |
| 854 CamelliaSubkeyR(19) = subr(18) ^ subr(20); | |
| 855 CamelliaSubkeyL(20) = subl(19) ^ subl(21); | |
| 856 CamelliaSubkeyR(20) = subr(19) ^ subr(21); | |
| 857 CamelliaSubkeyL(21) = subl(20) ^ subl(22); | |
| 858 CamelliaSubkeyR(21) = subr(20) ^ subr(22); | |
| 859 CamelliaSubkeyL(22) = subl(21) ^ subl(23); | |
| 860 CamelliaSubkeyR(22) = subr(21) ^ subr(23); | |
| 861 tl = subl(26) ^ (subr(26) & ~subr(24)); | |
| 862 dw = tl & subl(24), tr = subr(26) ^ CAMELLIA_RL1(dw); | |
| 863 CamelliaSubkeyL(23) = subl(22) ^ tl; | |
| 864 CamelliaSubkeyR(23) = subr(22) ^ tr; | |
| 865 CamelliaSubkeyL(24) = subl(24); | |
| 866 CamelliaSubkeyR(24) = subr(24); | |
| 867 CamelliaSubkeyL(25) = subl(25); | |
| 868 CamelliaSubkeyR(25) = subr(25); | |
| 869 tl = subl(23) ^ (subr(23) & ~subr(25)); | |
| 870 dw = tl & subl(25), tr = subr(23) ^ CAMELLIA_RL1(dw); | |
| 871 CamelliaSubkeyL(26) = tl ^ subl(27); | |
| 872 CamelliaSubkeyR(26) = tr ^ subr(27); | |
| 873 CamelliaSubkeyL(27) = subl(26) ^ subl(28); | |
| 874 CamelliaSubkeyR(27) = subr(26) ^ subr(28); | |
| 875 CamelliaSubkeyL(28) = subl(27) ^ subl(29); | |
| 876 CamelliaSubkeyR(28) = subr(27) ^ subr(29); | |
| 877 CamelliaSubkeyL(29) = subl(28) ^ subl(30); | |
| 878 CamelliaSubkeyR(29) = subr(28) ^ subr(30); | |
| 879 CamelliaSubkeyL(30) = subl(29) ^ subl(31); | |
| 880 CamelliaSubkeyR(30) = subr(29) ^ subr(31); | |
| 881 CamelliaSubkeyL(31) = subl(30); | |
| 882 CamelliaSubkeyR(31) = subr(30); | |
| 883 CamelliaSubkeyL(32) = subl(32) ^ subl(31); | |
| 884 CamelliaSubkeyR(32) = subr(32) ^ subr(31); | |
| 885 | |
| 886 /* apply the inverse of the last half of P-function */ | |
| 887 dw = CamelliaSubkeyL(2) ^ CamelliaSubkeyR(2), dw = CAMELLIA_RL8(dw); | |
| 888 CamelliaSubkeyR(2) = CamelliaSubkeyL(2) ^ dw, CamelliaSubkeyL(2) = dw; | |
| 889 dw = CamelliaSubkeyL(3) ^ CamelliaSubkeyR(3), dw = CAMELLIA_RL8(dw); | |
| 890 CamelliaSubkeyR(3) = CamelliaSubkeyL(3) ^ dw, CamelliaSubkeyL(3) = dw; | |
| 891 dw = CamelliaSubkeyL(4) ^ CamelliaSubkeyR(4), dw = CAMELLIA_RL8(dw); | |
| 892 CamelliaSubkeyR(4) = CamelliaSubkeyL(4) ^ dw, CamelliaSubkeyL(4) = dw; | |
| 893 dw = CamelliaSubkeyL(5) ^ CamelliaSubkeyR(5), dw = CAMELLIA_RL8(dw); | |
| 894 CamelliaSubkeyR(5) = CamelliaSubkeyL(5) ^ dw, CamelliaSubkeyL(5) = dw; | |
| 895 dw = CamelliaSubkeyL(6) ^ CamelliaSubkeyR(6), dw = CAMELLIA_RL8(dw); | |
| 896 CamelliaSubkeyR(6) = CamelliaSubkeyL(6) ^ dw, CamelliaSubkeyL(6) = dw; | |
| 897 dw = CamelliaSubkeyL(7) ^ CamelliaSubkeyR(7), dw = CAMELLIA_RL8(dw); | |
| 898 CamelliaSubkeyR(7) = CamelliaSubkeyL(7) ^ dw, CamelliaSubkeyL(7) = dw; | |
| 899 dw = CamelliaSubkeyL(10) ^ CamelliaSubkeyR(10), dw = CAMELLIA_RL8(dw); | |
| 900 CamelliaSubkeyR(10) = CamelliaSubkeyL(10) ^ dw, CamelliaSubkeyL(10) = dw; | |
| 901 dw = CamelliaSubkeyL(11) ^ CamelliaSubkeyR(11), dw = CAMELLIA_RL8(dw); | |
| 902 CamelliaSubkeyR(11) = CamelliaSubkeyL(11) ^ dw, CamelliaSubkeyL(11) = dw; | |
| 903 dw = CamelliaSubkeyL(12) ^ CamelliaSubkeyR(12), dw = CAMELLIA_RL8(dw); | |
| 904 CamelliaSubkeyR(12) = CamelliaSubkeyL(12) ^ dw, CamelliaSubkeyL(12) = dw; | |
| 905 dw = CamelliaSubkeyL(13) ^ CamelliaSubkeyR(13), dw = CAMELLIA_RL8(dw); | |
| 906 CamelliaSubkeyR(13) = CamelliaSubkeyL(13) ^ dw, CamelliaSubkeyL(13) = dw; | |
| 907 dw = CamelliaSubkeyL(14) ^ CamelliaSubkeyR(14), dw = CAMELLIA_RL8(dw); | |
| 908 CamelliaSubkeyR(14) = CamelliaSubkeyL(14) ^ dw, CamelliaSubkeyL(14) = dw; | |
| 909 dw = CamelliaSubkeyL(15) ^ CamelliaSubkeyR(15), dw = CAMELLIA_RL8(dw); | |
| 910 CamelliaSubkeyR(15) = CamelliaSubkeyL(15) ^ dw, CamelliaSubkeyL(15) = dw; | |
| 911 dw = CamelliaSubkeyL(18) ^ CamelliaSubkeyR(18), dw = CAMELLIA_RL8(dw); | |
| 912 CamelliaSubkeyR(18) = CamelliaSubkeyL(18) ^ dw, CamelliaSubkeyL(18) = dw; | |
| 913 dw = CamelliaSubkeyL(19) ^ CamelliaSubkeyR(19), dw = CAMELLIA_RL8(dw); | |
| 914 CamelliaSubkeyR(19) = CamelliaSubkeyL(19) ^ dw, CamelliaSubkeyL(19) = dw; | |
| 915 dw = CamelliaSubkeyL(20) ^ CamelliaSubkeyR(20), dw = CAMELLIA_RL8(dw); | |
| 916 CamelliaSubkeyR(20) = CamelliaSubkeyL(20) ^ dw, CamelliaSubkeyL(20) = dw; | |
| 917 dw = CamelliaSubkeyL(21) ^ CamelliaSubkeyR(21), dw = CAMELLIA_RL8(dw); | |
| 918 CamelliaSubkeyR(21) = CamelliaSubkeyL(21) ^ dw, CamelliaSubkeyL(21) = dw; | |
| 919 dw = CamelliaSubkeyL(22) ^ CamelliaSubkeyR(22), dw = CAMELLIA_RL8(dw); | |
| 920 CamelliaSubkeyR(22) = CamelliaSubkeyL(22) ^ dw, CamelliaSubkeyL(22) = dw; | |
| 921 dw = CamelliaSubkeyL(23) ^ CamelliaSubkeyR(23), dw = CAMELLIA_RL8(dw); | |
| 922 CamelliaSubkeyR(23) = CamelliaSubkeyL(23) ^ dw, CamelliaSubkeyL(23) = dw; | |
| 923 dw = CamelliaSubkeyL(26) ^ CamelliaSubkeyR(26), dw = CAMELLIA_RL8(dw); | |
| 924 CamelliaSubkeyR(26) = CamelliaSubkeyL(26) ^ dw, CamelliaSubkeyL(26) = dw; | |
| 925 dw = CamelliaSubkeyL(27) ^ CamelliaSubkeyR(27), dw = CAMELLIA_RL8(dw); | |
| 926 CamelliaSubkeyR(27) = CamelliaSubkeyL(27) ^ dw, CamelliaSubkeyL(27) = dw; | |
| 927 dw = CamelliaSubkeyL(28) ^ CamelliaSubkeyR(28), dw = CAMELLIA_RL8(dw); | |
| 928 CamelliaSubkeyR(28) = CamelliaSubkeyL(28) ^ dw, CamelliaSubkeyL(28) = dw; | |
| 929 dw = CamelliaSubkeyL(29) ^ CamelliaSubkeyR(29), dw = CAMELLIA_RL8(dw); | |
| 930 CamelliaSubkeyR(29) = CamelliaSubkeyL(29) ^ dw, CamelliaSubkeyL(29) = dw; | |
| 931 dw = CamelliaSubkeyL(30) ^ CamelliaSubkeyR(30), dw = CAMELLIA_RL8(dw); | |
| 932 CamelliaSubkeyR(30) = CamelliaSubkeyL(30) ^ dw, CamelliaSubkeyL(30) = dw; | |
| 933 dw = CamelliaSubkeyL(31) ^ CamelliaSubkeyR(31), dw = CAMELLIA_RL8(dw); | |
| 934 CamelliaSubkeyR(31) = CamelliaSubkeyL(31) ^ dw,CamelliaSubkeyL(31) = dw; | |
| 935 | |
| 936 return; | |
| 937 } | |
| 938 | |
| 939 void camellia_setup192(const unsigned char *key, PRUint32 *subkey) | |
| 940 { | |
| 941 unsigned char kk[32]; | |
| 942 PRUint32 krll, krlr, krrl,krrr; | |
| 943 | |
| 944 memcpy(kk, key, 24); | |
| 945 memcpy((unsigned char *)&krll, key+16,4); | |
| 946 memcpy((unsigned char *)&krlr, key+20,4); | |
| 947 krrl = ~krll; | |
| 948 krrr = ~krlr; | |
| 949 memcpy(kk+24, (unsigned char *)&krrl, 4); | |
| 950 memcpy(kk+28, (unsigned char *)&krrr, 4); | |
| 951 camellia_setup256(kk, subkey); | |
| 952 return; | |
| 953 } | |
| 954 | |
| 955 | |
| 956 /** | |
| 957 * Stuff related to camellia encryption/decryption | |
| 958 * | |
| 959 */ | |
| 960 SECStatus | |
| 961 camellia_encrypt128(const PRUint32 *subkey, | |
| 962 unsigned char *output, | |
| 963 const unsigned char *input) | |
| 964 { | |
| 965 PRUint32 il, ir, t0, t1; | |
| 966 PRUint32 io[4]; | |
| 967 #if defined(CAMELLIA_NEED_TMP_VARIABLE) | |
| 968 PRUint32 tmp; | |
| 969 #endif | |
| 970 | |
| 971 io[0] = GETU32(input); | |
| 972 io[1] = GETU32(input+4); | |
| 973 io[2] = GETU32(input+8); | |
| 974 io[3] = GETU32(input+12); | |
| 975 | |
| 976 /* pre whitening but absorb kw2*/ | |
| 977 io[0] ^= CamelliaSubkeyL(0); | |
| 978 io[1] ^= CamelliaSubkeyR(0); | |
| 979 /* main iteration */ | |
| 980 | |
| 981 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 982 CamelliaSubkeyL(2),CamelliaSubkeyR(2), | |
| 983 io[2],io[3],il,ir,t0,t1); | |
| 984 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 985 CamelliaSubkeyL(3),CamelliaSubkeyR(3), | |
| 986 io[0],io[1],il,ir,t0,t1); | |
| 987 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 988 CamelliaSubkeyL(4),CamelliaSubkeyR(4), | |
| 989 io[2],io[3],il,ir,t0,t1); | |
| 990 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 991 CamelliaSubkeyL(5),CamelliaSubkeyR(5), | |
| 992 io[0],io[1],il,ir,t0,t1); | |
| 993 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 994 CamelliaSubkeyL(6),CamelliaSubkeyR(6), | |
| 995 io[2],io[3],il,ir,t0,t1); | |
| 996 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 997 CamelliaSubkeyL(7),CamelliaSubkeyR(7), | |
| 998 io[0],io[1],il,ir,t0,t1); | |
| 999 | |
| 1000 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1001 CamelliaSubkeyL(8),CamelliaSubkeyR(8), | |
| 1002 CamelliaSubkeyL(9),CamelliaSubkeyR(9), | |
| 1003 t0,t1,il,ir); | |
| 1004 | |
| 1005 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1006 CamelliaSubkeyL(10),CamelliaSubkeyR(10), | |
| 1007 io[2],io[3],il,ir,t0,t1); | |
| 1008 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1009 CamelliaSubkeyL(11),CamelliaSubkeyR(11), | |
| 1010 io[0],io[1],il,ir,t0,t1); | |
| 1011 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1012 CamelliaSubkeyL(12),CamelliaSubkeyR(12), | |
| 1013 io[2],io[3],il,ir,t0,t1); | |
| 1014 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1015 CamelliaSubkeyL(13),CamelliaSubkeyR(13), | |
| 1016 io[0],io[1],il,ir,t0,t1); | |
| 1017 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1018 CamelliaSubkeyL(14),CamelliaSubkeyR(14), | |
| 1019 io[2],io[3],il,ir,t0,t1); | |
| 1020 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1021 CamelliaSubkeyL(15),CamelliaSubkeyR(15), | |
| 1022 io[0],io[1],il,ir,t0,t1); | |
| 1023 | |
| 1024 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1025 CamelliaSubkeyL(16),CamelliaSubkeyR(16), | |
| 1026 CamelliaSubkeyL(17),CamelliaSubkeyR(17), | |
| 1027 t0,t1,il,ir); | |
| 1028 | |
| 1029 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1030 CamelliaSubkeyL(18),CamelliaSubkeyR(18), | |
| 1031 io[2],io[3],il,ir,t0,t1); | |
| 1032 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1033 CamelliaSubkeyL(19),CamelliaSubkeyR(19), | |
| 1034 io[0],io[1],il,ir,t0,t1); | |
| 1035 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1036 CamelliaSubkeyL(20),CamelliaSubkeyR(20), | |
| 1037 io[2],io[3],il,ir,t0,t1); | |
| 1038 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1039 CamelliaSubkeyL(21),CamelliaSubkeyR(21), | |
| 1040 io[0],io[1],il,ir,t0,t1); | |
| 1041 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1042 CamelliaSubkeyL(22),CamelliaSubkeyR(22), | |
| 1043 io[2],io[3],il,ir,t0,t1); | |
| 1044 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1045 CamelliaSubkeyL(23),CamelliaSubkeyR(23), | |
| 1046 io[0],io[1],il,ir,t0,t1); | |
| 1047 | |
| 1048 /* post whitening but kw4 */ | |
| 1049 io[2] ^= CamelliaSubkeyL(24); | |
| 1050 io[3] ^= CamelliaSubkeyR(24); | |
| 1051 | |
| 1052 t0 = io[0]; | |
| 1053 t1 = io[1]; | |
| 1054 io[0] = io[2]; | |
| 1055 io[1] = io[3]; | |
| 1056 io[2] = t0; | |
| 1057 io[3] = t1; | |
| 1058 | |
| 1059 PUTU32(output, io[0]); | |
| 1060 PUTU32(output+4, io[1]); | |
| 1061 PUTU32(output+8, io[2]); | |
| 1062 PUTU32(output+12, io[3]); | |
| 1063 | |
| 1064 return SECSuccess; | |
| 1065 } | |
| 1066 | |
| 1067 SECStatus | |
| 1068 camellia_decrypt128(const PRUint32 *subkey, | |
| 1069 unsigned char *output, | |
| 1070 const unsigned char *input) | |
| 1071 { | |
| 1072 PRUint32 il,ir,t0,t1; /* temporary valiables */ | |
| 1073 PRUint32 io[4]; | |
| 1074 #if defined(CAMELLIA_NEED_TMP_VARIABLE) | |
| 1075 PRUint32 tmp; | |
| 1076 #endif | |
| 1077 | |
| 1078 io[0] = GETU32(input); | |
| 1079 io[1] = GETU32(input+4); | |
| 1080 io[2] = GETU32(input+8); | |
| 1081 io[3] = GETU32(input+12); | |
| 1082 | |
| 1083 /* pre whitening but absorb kw2*/ | |
| 1084 io[0] ^= CamelliaSubkeyL(24); | |
| 1085 io[1] ^= CamelliaSubkeyR(24); | |
| 1086 | |
| 1087 /* main iteration */ | |
| 1088 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1089 CamelliaSubkeyL(23),CamelliaSubkeyR(23), | |
| 1090 io[2],io[3],il,ir,t0,t1); | |
| 1091 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1092 CamelliaSubkeyL(22),CamelliaSubkeyR(22), | |
| 1093 io[0],io[1],il,ir,t0,t1); | |
| 1094 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1095 CamelliaSubkeyL(21),CamelliaSubkeyR(21), | |
| 1096 io[2],io[3],il,ir,t0,t1); | |
| 1097 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1098 CamelliaSubkeyL(20),CamelliaSubkeyR(20), | |
| 1099 io[0],io[1],il,ir,t0,t1); | |
| 1100 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1101 CamelliaSubkeyL(19),CamelliaSubkeyR(19), | |
| 1102 io[2],io[3],il,ir,t0,t1); | |
| 1103 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1104 CamelliaSubkeyL(18),CamelliaSubkeyR(18), | |
| 1105 io[0],io[1],il,ir,t0,t1); | |
| 1106 | |
| 1107 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1108 CamelliaSubkeyL(17),CamelliaSubkeyR(17), | |
| 1109 CamelliaSubkeyL(16),CamelliaSubkeyR(16), | |
| 1110 t0,t1,il,ir); | |
| 1111 | |
| 1112 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1113 CamelliaSubkeyL(15),CamelliaSubkeyR(15), | |
| 1114 io[2],io[3],il,ir,t0,t1); | |
| 1115 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1116 CamelliaSubkeyL(14),CamelliaSubkeyR(14), | |
| 1117 io[0],io[1],il,ir,t0,t1); | |
| 1118 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1119 CamelliaSubkeyL(13),CamelliaSubkeyR(13), | |
| 1120 io[2],io[3],il,ir,t0,t1); | |
| 1121 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1122 CamelliaSubkeyL(12),CamelliaSubkeyR(12), | |
| 1123 io[0],io[1],il,ir,t0,t1); | |
| 1124 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1125 CamelliaSubkeyL(11),CamelliaSubkeyR(11), | |
| 1126 io[2],io[3],il,ir,t0,t1); | |
| 1127 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1128 CamelliaSubkeyL(10),CamelliaSubkeyR(10), | |
| 1129 io[0],io[1],il,ir,t0,t1); | |
| 1130 | |
| 1131 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1132 CamelliaSubkeyL(9),CamelliaSubkeyR(9), | |
| 1133 CamelliaSubkeyL(8),CamelliaSubkeyR(8), | |
| 1134 t0,t1,il,ir); | |
| 1135 | |
| 1136 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1137 CamelliaSubkeyL(7),CamelliaSubkeyR(7), | |
| 1138 io[2],io[3],il,ir,t0,t1); | |
| 1139 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1140 CamelliaSubkeyL(6),CamelliaSubkeyR(6), | |
| 1141 io[0],io[1],il,ir,t0,t1); | |
| 1142 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1143 CamelliaSubkeyL(5),CamelliaSubkeyR(5), | |
| 1144 io[2],io[3],il,ir,t0,t1); | |
| 1145 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1146 CamelliaSubkeyL(4),CamelliaSubkeyR(4), | |
| 1147 io[0],io[1],il,ir,t0,t1); | |
| 1148 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1149 CamelliaSubkeyL(3),CamelliaSubkeyR(3), | |
| 1150 io[2],io[3],il,ir,t0,t1); | |
| 1151 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1152 CamelliaSubkeyL(2),CamelliaSubkeyR(2), | |
| 1153 io[0],io[1],il,ir,t0,t1); | |
| 1154 | |
| 1155 /* post whitening but kw4 */ | |
| 1156 io[2] ^= CamelliaSubkeyL(0); | |
| 1157 io[3] ^= CamelliaSubkeyR(0); | |
| 1158 | |
| 1159 t0 = io[0]; | |
| 1160 t1 = io[1]; | |
| 1161 io[0] = io[2]; | |
| 1162 io[1] = io[3]; | |
| 1163 io[2] = t0; | |
| 1164 io[3] = t1; | |
| 1165 | |
| 1166 PUTU32(output, io[0]); | |
| 1167 PUTU32(output+4, io[1]); | |
| 1168 PUTU32(output+8, io[2]); | |
| 1169 PUTU32(output+12, io[3]); | |
| 1170 | |
| 1171 return SECSuccess; | |
| 1172 } | |
| 1173 | |
| 1174 /** | |
| 1175 * stuff for 192 and 256bit encryption/decryption | |
| 1176 */ | |
| 1177 SECStatus | |
| 1178 camellia_encrypt256(const PRUint32 *subkey, | |
| 1179 unsigned char *output, | |
| 1180 const unsigned char *input) | |
| 1181 { | |
| 1182 PRUint32 il,ir,t0,t1; /* temporary valiables */ | |
| 1183 PRUint32 io[4]; | |
| 1184 #if defined(CAMELLIA_NEED_TMP_VARIABLE) | |
| 1185 PRUint32 tmp; | |
| 1186 #endif | |
| 1187 | |
| 1188 io[0] = GETU32(input); | |
| 1189 io[1] = GETU32(input+4); | |
| 1190 io[2] = GETU32(input+8); | |
| 1191 io[3] = GETU32(input+12); | |
| 1192 | |
| 1193 /* pre whitening but absorb kw2*/ | |
| 1194 io[0] ^= CamelliaSubkeyL(0); | |
| 1195 io[1] ^= CamelliaSubkeyR(0); | |
| 1196 | |
| 1197 /* main iteration */ | |
| 1198 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1199 CamelliaSubkeyL(2),CamelliaSubkeyR(2), | |
| 1200 io[2],io[3],il,ir,t0,t1); | |
| 1201 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1202 CamelliaSubkeyL(3),CamelliaSubkeyR(3), | |
| 1203 io[0],io[1],il,ir,t0,t1); | |
| 1204 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1205 CamelliaSubkeyL(4),CamelliaSubkeyR(4), | |
| 1206 io[2],io[3],il,ir,t0,t1); | |
| 1207 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1208 CamelliaSubkeyL(5),CamelliaSubkeyR(5), | |
| 1209 io[0],io[1],il,ir,t0,t1); | |
| 1210 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1211 CamelliaSubkeyL(6),CamelliaSubkeyR(6), | |
| 1212 io[2],io[3],il,ir,t0,t1); | |
| 1213 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1214 CamelliaSubkeyL(7),CamelliaSubkeyR(7), | |
| 1215 io[0],io[1],il,ir,t0,t1); | |
| 1216 | |
| 1217 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1218 CamelliaSubkeyL(8),CamelliaSubkeyR(8), | |
| 1219 CamelliaSubkeyL(9),CamelliaSubkeyR(9), | |
| 1220 t0,t1,il,ir); | |
| 1221 | |
| 1222 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1223 CamelliaSubkeyL(10),CamelliaSubkeyR(10), | |
| 1224 io[2],io[3],il,ir,t0,t1); | |
| 1225 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1226 CamelliaSubkeyL(11),CamelliaSubkeyR(11), | |
| 1227 io[0],io[1],il,ir,t0,t1); | |
| 1228 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1229 CamelliaSubkeyL(12),CamelliaSubkeyR(12), | |
| 1230 io[2],io[3],il,ir,t0,t1); | |
| 1231 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1232 CamelliaSubkeyL(13),CamelliaSubkeyR(13), | |
| 1233 io[0],io[1],il,ir,t0,t1); | |
| 1234 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1235 CamelliaSubkeyL(14),CamelliaSubkeyR(14), | |
| 1236 io[2],io[3],il,ir,t0,t1); | |
| 1237 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1238 CamelliaSubkeyL(15),CamelliaSubkeyR(15), | |
| 1239 io[0],io[1],il,ir,t0,t1); | |
| 1240 | |
| 1241 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1242 CamelliaSubkeyL(16),CamelliaSubkeyR(16), | |
| 1243 CamelliaSubkeyL(17),CamelliaSubkeyR(17), | |
| 1244 t0,t1,il,ir); | |
| 1245 | |
| 1246 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1247 CamelliaSubkeyL(18),CamelliaSubkeyR(18), | |
| 1248 io[2],io[3],il,ir,t0,t1); | |
| 1249 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1250 CamelliaSubkeyL(19),CamelliaSubkeyR(19), | |
| 1251 io[0],io[1],il,ir,t0,t1); | |
| 1252 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1253 CamelliaSubkeyL(20),CamelliaSubkeyR(20), | |
| 1254 io[2],io[3],il,ir,t0,t1); | |
| 1255 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1256 CamelliaSubkeyL(21),CamelliaSubkeyR(21), | |
| 1257 io[0],io[1],il,ir,t0,t1); | |
| 1258 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1259 CamelliaSubkeyL(22),CamelliaSubkeyR(22), | |
| 1260 io[2],io[3],il,ir,t0,t1); | |
| 1261 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1262 CamelliaSubkeyL(23),CamelliaSubkeyR(23), | |
| 1263 io[0],io[1],il,ir,t0,t1); | |
| 1264 | |
| 1265 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1266 CamelliaSubkeyL(24),CamelliaSubkeyR(24), | |
| 1267 CamelliaSubkeyL(25),CamelliaSubkeyR(25), | |
| 1268 t0,t1,il,ir); | |
| 1269 | |
| 1270 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1271 CamelliaSubkeyL(26),CamelliaSubkeyR(26), | |
| 1272 io[2],io[3],il,ir,t0,t1); | |
| 1273 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1274 CamelliaSubkeyL(27),CamelliaSubkeyR(27), | |
| 1275 io[0],io[1],il,ir,t0,t1); | |
| 1276 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1277 CamelliaSubkeyL(28),CamelliaSubkeyR(28), | |
| 1278 io[2],io[3],il,ir,t0,t1); | |
| 1279 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1280 CamelliaSubkeyL(29),CamelliaSubkeyR(29), | |
| 1281 io[0],io[1],il,ir,t0,t1); | |
| 1282 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1283 CamelliaSubkeyL(30),CamelliaSubkeyR(30), | |
| 1284 io[2],io[3],il,ir,t0,t1); | |
| 1285 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1286 CamelliaSubkeyL(31),CamelliaSubkeyR(31), | |
| 1287 io[0],io[1],il,ir,t0,t1); | |
| 1288 | |
| 1289 /* post whitening but kw4 */ | |
| 1290 io[2] ^= CamelliaSubkeyL(32); | |
| 1291 io[3] ^= CamelliaSubkeyR(32); | |
| 1292 | |
| 1293 t0 = io[0]; | |
| 1294 t1 = io[1]; | |
| 1295 io[0] = io[2]; | |
| 1296 io[1] = io[3]; | |
| 1297 io[2] = t0; | |
| 1298 io[3] = t1; | |
| 1299 | |
| 1300 PUTU32(output, io[0]); | |
| 1301 PUTU32(output+4, io[1]); | |
| 1302 PUTU32(output+8, io[2]); | |
| 1303 PUTU32(output+12, io[3]); | |
| 1304 | |
| 1305 return SECSuccess; | |
| 1306 } | |
| 1307 | |
| 1308 SECStatus | |
| 1309 camellia_decrypt256(const PRUint32 *subkey, | |
| 1310 unsigned char *output, | |
| 1311 const unsigned char *input) | |
| 1312 { | |
| 1313 PRUint32 il,ir,t0,t1; /* temporary valiables */ | |
| 1314 PRUint32 io[4]; | |
| 1315 #if defined(CAMELLIA_NEED_TMP_VARIABLE) | |
| 1316 PRUint32 tmp; | |
| 1317 #endif | |
| 1318 | |
| 1319 io[0] = GETU32(input); | |
| 1320 io[1] = GETU32(input+4); | |
| 1321 io[2] = GETU32(input+8); | |
| 1322 io[3] = GETU32(input+12); | |
| 1323 | |
| 1324 /* pre whitening but absorb kw2*/ | |
| 1325 io[0] ^= CamelliaSubkeyL(32); | |
| 1326 io[1] ^= CamelliaSubkeyR(32); | |
| 1327 | |
| 1328 /* main iteration */ | |
| 1329 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1330 CamelliaSubkeyL(31),CamelliaSubkeyR(31), | |
| 1331 io[2],io[3],il,ir,t0,t1); | |
| 1332 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1333 CamelliaSubkeyL(30),CamelliaSubkeyR(30), | |
| 1334 io[0],io[1],il,ir,t0,t1); | |
| 1335 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1336 CamelliaSubkeyL(29),CamelliaSubkeyR(29), | |
| 1337 io[2],io[3],il,ir,t0,t1); | |
| 1338 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1339 CamelliaSubkeyL(28),CamelliaSubkeyR(28), | |
| 1340 io[0],io[1],il,ir,t0,t1); | |
| 1341 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1342 CamelliaSubkeyL(27),CamelliaSubkeyR(27), | |
| 1343 io[2],io[3],il,ir,t0,t1); | |
| 1344 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1345 CamelliaSubkeyL(26),CamelliaSubkeyR(26), | |
| 1346 io[0],io[1],il,ir,t0,t1); | |
| 1347 | |
| 1348 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1349 CamelliaSubkeyL(25),CamelliaSubkeyR(25), | |
| 1350 CamelliaSubkeyL(24),CamelliaSubkeyR(24), | |
| 1351 t0,t1,il,ir); | |
| 1352 | |
| 1353 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1354 CamelliaSubkeyL(23),CamelliaSubkeyR(23), | |
| 1355 io[2],io[3],il,ir,t0,t1); | |
| 1356 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1357 CamelliaSubkeyL(22),CamelliaSubkeyR(22), | |
| 1358 io[0],io[1],il,ir,t0,t1); | |
| 1359 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1360 CamelliaSubkeyL(21),CamelliaSubkeyR(21), | |
| 1361 io[2],io[3],il,ir,t0,t1); | |
| 1362 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1363 CamelliaSubkeyL(20),CamelliaSubkeyR(20), | |
| 1364 io[0],io[1],il,ir,t0,t1); | |
| 1365 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1366 CamelliaSubkeyL(19),CamelliaSubkeyR(19), | |
| 1367 io[2],io[3],il,ir,t0,t1); | |
| 1368 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1369 CamelliaSubkeyL(18),CamelliaSubkeyR(18), | |
| 1370 io[0],io[1],il,ir,t0,t1); | |
| 1371 | |
| 1372 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1373 CamelliaSubkeyL(17),CamelliaSubkeyR(17), | |
| 1374 CamelliaSubkeyL(16),CamelliaSubkeyR(16), | |
| 1375 t0,t1,il,ir); | |
| 1376 | |
| 1377 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1378 CamelliaSubkeyL(15),CamelliaSubkeyR(15), | |
| 1379 io[2],io[3],il,ir,t0,t1); | |
| 1380 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1381 CamelliaSubkeyL(14),CamelliaSubkeyR(14), | |
| 1382 io[0],io[1],il,ir,t0,t1); | |
| 1383 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1384 CamelliaSubkeyL(13),CamelliaSubkeyR(13), | |
| 1385 io[2],io[3],il,ir,t0,t1); | |
| 1386 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1387 CamelliaSubkeyL(12),CamelliaSubkeyR(12), | |
| 1388 io[0],io[1],il,ir,t0,t1); | |
| 1389 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1390 CamelliaSubkeyL(11),CamelliaSubkeyR(11), | |
| 1391 io[2],io[3],il,ir,t0,t1); | |
| 1392 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1393 CamelliaSubkeyL(10),CamelliaSubkeyR(10), | |
| 1394 io[0],io[1],il,ir,t0,t1); | |
| 1395 | |
| 1396 CAMELLIA_FLS(io[0],io[1],io[2],io[3], | |
| 1397 CamelliaSubkeyL(9),CamelliaSubkeyR(9), | |
| 1398 CamelliaSubkeyL(8),CamelliaSubkeyR(8), | |
| 1399 t0,t1,il,ir); | |
| 1400 | |
| 1401 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1402 CamelliaSubkeyL(7),CamelliaSubkeyR(7), | |
| 1403 io[2],io[3],il,ir,t0,t1); | |
| 1404 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1405 CamelliaSubkeyL(6),CamelliaSubkeyR(6), | |
| 1406 io[0],io[1],il,ir,t0,t1); | |
| 1407 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1408 CamelliaSubkeyL(5),CamelliaSubkeyR(5), | |
| 1409 io[2],io[3],il,ir,t0,t1); | |
| 1410 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1411 CamelliaSubkeyL(4),CamelliaSubkeyR(4), | |
| 1412 io[0],io[1],il,ir,t0,t1); | |
| 1413 CAMELLIA_ROUNDSM(io[0],io[1], | |
| 1414 CamelliaSubkeyL(3),CamelliaSubkeyR(3), | |
| 1415 io[2],io[3],il,ir,t0,t1); | |
| 1416 CAMELLIA_ROUNDSM(io[2],io[3], | |
| 1417 CamelliaSubkeyL(2),CamelliaSubkeyR(2), | |
| 1418 io[0],io[1],il,ir,t0,t1); | |
| 1419 | |
| 1420 /* post whitening but kw4 */ | |
| 1421 io[2] ^= CamelliaSubkeyL(0); | |
| 1422 io[3] ^= CamelliaSubkeyR(0); | |
| 1423 | |
| 1424 t0 = io[0]; | |
| 1425 t1 = io[1]; | |
| 1426 io[0] = io[2]; | |
| 1427 io[1] = io[3]; | |
| 1428 io[2] = t0; | |
| 1429 io[3] = t1; | |
| 1430 | |
| 1431 PUTU32(output, io[0]); | |
| 1432 PUTU32(output+4, io[1]); | |
| 1433 PUTU32(output+8, io[2]); | |
| 1434 PUTU32(output+12, io[3]); | |
| 1435 | |
| 1436 return SECSuccess; | |
| 1437 } | |
| 1438 | |
| 1439 | |
| 1440 /************************************************************************** | |
| 1441 * | |
| 1442 * Stuff related to the Camellia key schedule | |
| 1443 * | |
| 1444 *************************************************************************/ | |
| 1445 | |
| 1446 SECStatus | |
| 1447 camellia_key_expansion(CamelliaContext *cx, | |
| 1448 const unsigned char *key, | |
| 1449 const unsigned int keysize) | |
| 1450 { | |
| 1451 cx->keysize = keysize; | |
| 1452 | |
| 1453 switch(keysize) { | |
| 1454 case 16: | |
| 1455 camellia_setup128(key, cx->expandedKey); | |
| 1456 break; | |
| 1457 case 24: | |
| 1458 camellia_setup192(key, cx->expandedKey); | |
| 1459 break; | |
| 1460 case 32: | |
| 1461 camellia_setup256(key, cx->expandedKey); | |
| 1462 break; | |
| 1463 default: | |
| 1464 break; | |
| 1465 } | |
| 1466 return SECSuccess; | |
| 1467 } | |
| 1468 | |
| 1469 | |
| 1470 /************************************************************************** | |
| 1471 * | |
| 1472 * Camellia modes of operation (ECB and CBC) | |
| 1473 * | |
| 1474 *************************************************************************/ | |
| 1475 | |
| 1476 SECStatus | |
| 1477 camellia_encryptECB(CamelliaContext *cx, unsigned char *output, | |
| 1478 unsigned int *outputLen, unsigned int maxOutputLen, | |
| 1479 const unsigned char *input, unsigned int inputLen) | |
| 1480 { | |
| 1481 CamelliaBlockFunc *encryptor; | |
| 1482 | |
| 1483 encryptor = (cx->keysize == 16) | |
| 1484 ? &camellia_encrypt128 | |
| 1485 : &camellia_encrypt256; | |
| 1486 | |
| 1487 while (inputLen > 0) { | |
| 1488 (*encryptor)(cx->expandedKey, output, input); | |
| 1489 | |
| 1490 output += CAMELLIA_BLOCK_SIZE; | |
| 1491 input += CAMELLIA_BLOCK_SIZE; | |
| 1492 inputLen -= CAMELLIA_BLOCK_SIZE; | |
| 1493 } | |
| 1494 return SECSuccess; | |
| 1495 } | |
| 1496 | |
| 1497 SECStatus | |
| 1498 camellia_encryptCBC(CamelliaContext *cx, unsigned char *output, | |
| 1499 unsigned int *outputLen, unsigned int maxOutputLen, | |
| 1500 const unsigned char *input, unsigned int inputLen) | |
| 1501 { | |
| 1502 unsigned int j; | |
| 1503 unsigned char *lastblock; | |
| 1504 unsigned char inblock[CAMELLIA_BLOCK_SIZE]; | |
| 1505 CamelliaBlockFunc *encryptor; | |
| 1506 | |
| 1507 if (!inputLen) | |
| 1508 return SECSuccess; | |
| 1509 lastblock = cx->iv; | |
| 1510 | |
| 1511 encryptor = (cx->keysize == 16) | |
| 1512 ? &camellia_encrypt128 | |
| 1513 : &camellia_encrypt256; | |
| 1514 | |
| 1515 while (inputLen > 0) { | |
| 1516 /* XOR with the last block (IV if first block) */ | |
| 1517 for (j=0; j<CAMELLIA_BLOCK_SIZE; ++j) | |
| 1518 inblock[j] = input[j] ^ lastblock[j]; | |
| 1519 /* encrypt */ | |
| 1520 (*encryptor)(cx->expandedKey, output, inblock); | |
| 1521 | |
| 1522 /* move to the next block */ | |
| 1523 lastblock = output; | |
| 1524 output += CAMELLIA_BLOCK_SIZE; | |
| 1525 input += CAMELLIA_BLOCK_SIZE; | |
| 1526 inputLen -= CAMELLIA_BLOCK_SIZE; | |
| 1527 } | |
| 1528 memcpy(cx->iv, lastblock, CAMELLIA_BLOCK_SIZE); | |
| 1529 return SECSuccess; | |
| 1530 } | |
| 1531 | |
| 1532 SECStatus | |
| 1533 camellia_decryptECB(CamelliaContext *cx, unsigned char *output, | |
| 1534 unsigned int *outputLen, unsigned int maxOutputLen, | |
| 1535 const unsigned char *input, unsigned int inputLen) | |
| 1536 { | |
| 1537 CamelliaBlockFunc *decryptor; | |
| 1538 | |
| 1539 decryptor = (cx->keysize == 16) | |
| 1540 ? &camellia_decrypt128 | |
| 1541 : &camellia_decrypt256; | |
| 1542 | |
| 1543 | |
| 1544 while (inputLen > 0) { | |
| 1545 | |
| 1546 (*decryptor)(cx->expandedKey, output, input); | |
| 1547 | |
| 1548 output += CAMELLIA_BLOCK_SIZE; | |
| 1549 input += CAMELLIA_BLOCK_SIZE; | |
| 1550 inputLen -= CAMELLIA_BLOCK_SIZE; | |
| 1551 } | |
| 1552 return SECSuccess; | |
| 1553 } | |
| 1554 | |
| 1555 SECStatus | |
| 1556 camellia_decryptCBC(CamelliaContext *cx, unsigned char *output, | |
| 1557 unsigned int *outputLen, unsigned int maxOutputLen, | |
| 1558 const unsigned char *input, unsigned int inputLen) | |
| 1559 { | |
| 1560 const unsigned char *in; | |
| 1561 unsigned char *out; | |
| 1562 unsigned int j; | |
| 1563 unsigned char newIV[CAMELLIA_BLOCK_SIZE]; | |
| 1564 CamelliaBlockFunc *decryptor; | |
| 1565 | |
| 1566 | |
| 1567 | |
| 1568 if (!inputLen) | |
| 1569 return SECSuccess; | |
| 1570 | |
| 1571 PORT_Assert(output - input >= 0 || input - output >= (int)inputLen ); | |
| 1572 | |
| 1573 in = input + (inputLen - CAMELLIA_BLOCK_SIZE); | |
| 1574 memcpy(newIV, in, CAMELLIA_BLOCK_SIZE); | |
| 1575 out = output + (inputLen - CAMELLIA_BLOCK_SIZE); | |
| 1576 | |
| 1577 decryptor = (cx->keysize == 16) | |
| 1578 ? &camellia_decrypt128 | |
| 1579 : &camellia_decrypt256; | |
| 1580 | |
| 1581 while (inputLen > CAMELLIA_BLOCK_SIZE) { | |
| 1582 (*decryptor)(cx->expandedKey, out, in); | |
| 1583 | |
| 1584 for (j=0; j<CAMELLIA_BLOCK_SIZE; ++j) | |
| 1585 out[j] ^= in[(int)(j - CAMELLIA_BLOCK_SIZE)]; | |
| 1586 | |
| 1587 out -= CAMELLIA_BLOCK_SIZE; | |
| 1588 in -= CAMELLIA_BLOCK_SIZE; | |
| 1589 inputLen -= CAMELLIA_BLOCK_SIZE; | |
| 1590 } | |
| 1591 if (in == input) { | |
| 1592 (*decryptor)(cx->expandedKey, out, in); | |
| 1593 | |
| 1594 for (j=0; j<CAMELLIA_BLOCK_SIZE; ++j) | |
| 1595 out[j] ^= cx->iv[j]; | |
| 1596 } | |
| 1597 memcpy(cx->iv, newIV, CAMELLIA_BLOCK_SIZE); | |
| 1598 return SECSuccess; | |
| 1599 } | |
| 1600 | |
| 1601 /************************************************************************** | |
| 1602 * | |
| 1603 * BLAPI Interface functions | |
| 1604 * | |
| 1605 *************************************************************************/ | |
| 1606 | |
| 1607 CamelliaContext * | |
| 1608 Camellia_AllocateContext(void) | |
| 1609 { | |
| 1610 return PORT_ZNew(CamelliaContext); | |
| 1611 } | |
| 1612 | |
| 1613 SECStatus | |
| 1614 Camellia_InitContext(CamelliaContext *cx, const unsigned char *key, | |
| 1615 unsigned int keysize, | |
| 1616 const unsigned char *iv, int mode, unsigned int encrypt, | |
| 1617 unsigned int unused) | |
| 1618 { | |
| 1619 if (key == NULL || | |
| 1620 (keysize != 16 && keysize != 24 && keysize != 32)) { | |
| 1621 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1622 return SECFailure; | |
| 1623 } | |
| 1624 if (mode != NSS_CAMELLIA && mode != NSS_CAMELLIA_CBC) { | |
| 1625 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1626 return SECFailure; | |
| 1627 } | |
| 1628 if (mode == NSS_CAMELLIA_CBC && iv == NULL) { | |
| 1629 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1630 return SECFailure; | |
| 1631 } | |
| 1632 if (!cx) { | |
| 1633 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1634 return SECFailure; | |
| 1635 } | |
| 1636 if (mode == NSS_CAMELLIA_CBC) { | |
| 1637 memcpy(cx->iv, iv, CAMELLIA_BLOCK_SIZE); | |
| 1638 cx->worker = (encrypt) ? &camellia_encryptCBC : &camellia_decryptCBC; | |
| 1639 } else { | |
| 1640 cx->worker = (encrypt) ? &camellia_encryptECB : &camellia_decryptECB; | |
| 1641 } | |
| 1642 | |
| 1643 /* Generate expanded key */ | |
| 1644 if (camellia_key_expansion(cx, key, keysize) != SECSuccess) | |
| 1645 goto cleanup; | |
| 1646 | |
| 1647 return SECSuccess; | |
| 1648 cleanup: | |
| 1649 return SECFailure; | |
| 1650 } | |
| 1651 | |
| 1652 /* | |
| 1653 * Camellia_CreateContext | |
| 1654 * create a new context for Camellia operations | |
| 1655 */ | |
| 1656 | |
| 1657 | |
| 1658 CamelliaContext * | |
| 1659 Camellia_CreateContext(const unsigned char *key, const unsigned char *iv, | |
| 1660 int mode, int encrypt, | |
| 1661 unsigned int keysize) | |
| 1662 { | |
| 1663 CamelliaContext *cx; | |
| 1664 | |
| 1665 if (key == NULL || | |
| 1666 (keysize != 16 && keysize != 24 && keysize != 32)) { | |
| 1667 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1668 return NULL; | |
| 1669 } | |
| 1670 if (mode != NSS_CAMELLIA && mode != NSS_CAMELLIA_CBC) { | |
| 1671 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1672 return NULL; | |
| 1673 } | |
| 1674 if (mode == NSS_CAMELLIA_CBC && iv == NULL) { | |
| 1675 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1676 return NULL; | |
| 1677 } | |
| 1678 cx = PORT_ZNew(CamelliaContext); | |
| 1679 if (!cx) { | |
| 1680 PORT_SetError(SEC_ERROR_NO_MEMORY); | |
| 1681 return NULL; | |
| 1682 } | |
| 1683 | |
| 1684 /* copy in the iv, if neccessary */ | |
| 1685 if (mode == NSS_CAMELLIA_CBC) { | |
| 1686 memcpy(cx->iv, iv, CAMELLIA_BLOCK_SIZE); | |
| 1687 cx->worker = (encrypt) ? &camellia_encryptCBC : &camellia_decryptCBC; | |
| 1688 } else { | |
| 1689 cx->worker = (encrypt) ? &camellia_encryptECB : &camellia_decryptECB; | |
| 1690 } | |
| 1691 /* copy keysize */ | |
| 1692 cx->keysize = keysize; | |
| 1693 | |
| 1694 /* Generate expanded key */ | |
| 1695 if (camellia_key_expansion(cx, key, keysize) != SECSuccess) | |
| 1696 goto cleanup; | |
| 1697 | |
| 1698 return cx; | |
| 1699 cleanup: | |
| 1700 PORT_ZFree(cx, sizeof *cx); | |
| 1701 return NULL; | |
| 1702 } | |
| 1703 | |
| 1704 /* | |
| 1705 * Camellia_DestroyContext | |
| 1706 * | |
| 1707 * Zero an Camellia cipher context. If freeit is true, also free the pointer | |
| 1708 * to the context. | |
| 1709 */ | |
| 1710 void | |
| 1711 Camellia_DestroyContext(CamelliaContext *cx, PRBool freeit) | |
| 1712 { | |
| 1713 if (cx) | |
| 1714 memset(cx, 0, sizeof *cx); | |
| 1715 if (freeit) | |
| 1716 PORT_Free(cx); | |
| 1717 } | |
| 1718 | |
| 1719 /* | |
| 1720 * Camellia_Encrypt | |
| 1721 * | |
| 1722 * Encrypt an arbitrary-length buffer. The output buffer must already be | |
| 1723 * allocated to at least inputLen. | |
| 1724 */ | |
| 1725 SECStatus | |
| 1726 Camellia_Encrypt(CamelliaContext *cx, unsigned char *output, | |
| 1727 unsigned int *outputLen, unsigned int maxOutputLen, | |
| 1728 const unsigned char *input, unsigned int inputLen) | |
| 1729 { | |
| 1730 | |
| 1731 /* Check args */ | |
| 1732 if (cx == NULL || output == NULL || input == NULL || | |
| 1733 outputLen == NULL) { | |
| 1734 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1735 return SECFailure; | |
| 1736 } | |
| 1737 | |
| 1738 if (inputLen % CAMELLIA_BLOCK_SIZE != 0) { | |
| 1739 PORT_SetError(SEC_ERROR_INPUT_LEN); | |
| 1740 return SECFailure; | |
| 1741 } | |
| 1742 if (maxOutputLen < inputLen) { | |
| 1743 PORT_SetError(SEC_ERROR_OUTPUT_LEN); | |
| 1744 return SECFailure; | |
| 1745 } | |
| 1746 *outputLen = inputLen; | |
| 1747 | |
| 1748 return (*cx->worker)(cx, output, outputLen, maxOutputLen, | |
| 1749 input, inputLen); | |
| 1750 } | |
| 1751 | |
| 1752 /* | |
| 1753 * Camellia_Decrypt | |
| 1754 * | |
| 1755 * Decrypt and arbitrary-length buffer. The output buffer must already be | |
| 1756 * allocated to at least inputLen. | |
| 1757 */ | |
| 1758 SECStatus | |
| 1759 Camellia_Decrypt(CamelliaContext *cx, unsigned char *output, | |
| 1760 unsigned int *outputLen, unsigned int maxOutputLen, | |
| 1761 const unsigned char *input, unsigned int inputLen) | |
| 1762 { | |
| 1763 | |
| 1764 /* Check args */ | |
| 1765 if (cx == NULL || output == NULL || input == NULL | |
| 1766 || outputLen == NULL) { | |
| 1767 PORT_SetError(SEC_ERROR_INVALID_ARGS); | |
| 1768 return SECFailure; | |
| 1769 } | |
| 1770 if (inputLen % CAMELLIA_BLOCK_SIZE != 0) { | |
| 1771 PORT_SetError(SEC_ERROR_INPUT_LEN); | |
| 1772 return SECFailure; | |
| 1773 } | |
| 1774 if (maxOutputLen < inputLen) { | |
| 1775 PORT_SetError(SEC_ERROR_OUTPUT_LEN); | |
| 1776 return SECFailure; | |
| 1777 } | |
| 1778 *outputLen = inputLen; | |
| 1779 | |
| 1780 return (*cx->worker)(cx, output, outputLen, maxOutputLen, | |
| 1781 input, inputLen); | |
| 1782 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2078763002:
Delete bundled copy of NSS and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/nss@master