[388] | 1 | /* hmac.c
|
---|
| 2 | *
|
---|
| 3 | * Copyright (C) 2006-2017 wolfSSL Inc.
|
---|
| 4 | *
|
---|
| 5 | * This file is part of wolfSSL.
|
---|
| 6 | *
|
---|
| 7 | * wolfSSL is free software; you can redistribute it and/or modify
|
---|
| 8 | * it under the terms of the GNU General Public License as published by
|
---|
| 9 | * the Free Software Foundation; either version 2 of the License, or
|
---|
| 10 | * (at your option) any later version.
|
---|
| 11 | *
|
---|
| 12 | * wolfSSL is distributed in the hope that it will be useful,
|
---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
| 15 | * GNU General Public License for more details.
|
---|
| 16 | *
|
---|
| 17 | * You should have received a copy of the GNU General Public License
|
---|
| 18 | * along with this program; if not, write to the Free Software
|
---|
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
|
---|
| 20 | */
|
---|
| 21 |
|
---|
| 22 |
|
---|
| 23 | #ifdef HAVE_CONFIG_H
|
---|
| 24 | #include <config.h>
|
---|
| 25 | #endif
|
---|
| 26 |
|
---|
| 27 | #include <wolfssl/wolfcrypt/settings.h>
|
---|
| 28 | #include <wolfssl/wolfcrypt/error-crypt.h>
|
---|
| 29 |
|
---|
| 30 | #ifndef NO_HMAC
|
---|
| 31 |
|
---|
| 32 | #if defined(HAVE_FIPS) && \
|
---|
| 33 | defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2)
|
---|
| 34 |
|
---|
| 35 | /* set NO_WRAPPERS before headers, use direct internal f()s not wrappers */
|
---|
| 36 | #define FIPS_NO_WRAPPERS
|
---|
| 37 |
|
---|
| 38 | #ifdef USE_WINDOWS_API
|
---|
| 39 | #pragma code_seg(".fipsA$b")
|
---|
| 40 | #pragma const_seg(".fipsB$b")
|
---|
| 41 | #endif
|
---|
| 42 | #endif
|
---|
| 43 |
|
---|
| 44 | #include <wolfssl/wolfcrypt/hmac.h>
|
---|
| 45 |
|
---|
| 46 | #ifdef NO_INLINE
|
---|
| 47 | #include <wolfssl/wolfcrypt/misc.h>
|
---|
| 48 | #else
|
---|
| 49 | #define WOLFSSL_MISC_INCLUDED
|
---|
| 50 | #include <wolfcrypt/src/misc.c>
|
---|
| 51 | #endif
|
---|
| 52 |
|
---|
| 53 |
|
---|
| 54 | /* fips wrapper calls, user can call direct */
|
---|
| 55 | /* If building for old FIPS. */
|
---|
| 56 | #if defined(HAVE_FIPS) && \
|
---|
| 57 | (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
|
---|
| 58 |
|
---|
| 59 | /* does init */
|
---|
| 60 | int wc_HmacSetKey(Hmac* hmac, int type, const byte* key, word32 keySz)
|
---|
| 61 | {
|
---|
| 62 | if (hmac == NULL || (key == NULL && keySz != 0) ||
|
---|
| 63 | !(type == WC_MD5 || type == WC_SHA || type == WC_SHA256 ||
|
---|
| 64 | type == WC_SHA384 || type == WC_SHA512 ||
|
---|
| 65 | type == BLAKE2B_ID)) {
|
---|
| 66 | return BAD_FUNC_ARG;
|
---|
| 67 | }
|
---|
| 68 |
|
---|
| 69 | return HmacSetKey_fips(hmac, type, key, keySz);
|
---|
| 70 | }
|
---|
| 71 | int wc_HmacUpdate(Hmac* hmac, const byte* in, word32 sz)
|
---|
| 72 | {
|
---|
| 73 | if (hmac == NULL || (in == NULL && sz > 0)) {
|
---|
| 74 | return BAD_FUNC_ARG;
|
---|
| 75 | }
|
---|
| 76 |
|
---|
| 77 | return HmacUpdate_fips(hmac, in, sz);
|
---|
| 78 | }
|
---|
| 79 | int wc_HmacFinal(Hmac* hmac, byte* out)
|
---|
| 80 | {
|
---|
| 81 | if (hmac == NULL) {
|
---|
| 82 | return BAD_FUNC_ARG;
|
---|
| 83 | }
|
---|
| 84 |
|
---|
| 85 | return HmacFinal_fips(hmac, out);
|
---|
| 86 | }
|
---|
| 87 | int wolfSSL_GetHmacMaxSize(void)
|
---|
| 88 | {
|
---|
| 89 | return CyaSSL_GetHmacMaxSize();
|
---|
| 90 | }
|
---|
| 91 |
|
---|
| 92 | int wc_HmacInit(Hmac* hmac, void* heap, int devId)
|
---|
| 93 | {
|
---|
| 94 | (void)hmac;
|
---|
| 95 | (void)heap;
|
---|
| 96 | (void)devId;
|
---|
| 97 | /* FIPS doesn't support:
|
---|
| 98 | return HmacInit(hmac, heap, devId); */
|
---|
| 99 | return 0;
|
---|
| 100 | }
|
---|
| 101 | void wc_HmacFree(Hmac* hmac)
|
---|
| 102 | {
|
---|
| 103 | (void)hmac;
|
---|
| 104 | /* FIPS doesn't support:
|
---|
| 105 | HmacFree(hmac); */
|
---|
| 106 | }
|
---|
| 107 |
|
---|
| 108 | #ifdef HAVE_HKDF
|
---|
| 109 | int wc_HKDF(int type, const byte* inKey, word32 inKeySz,
|
---|
| 110 | const byte* salt, word32 saltSz,
|
---|
| 111 | const byte* info, word32 infoSz,
|
---|
| 112 | byte* out, word32 outSz)
|
---|
| 113 | {
|
---|
| 114 | return HKDF(type, inKey, inKeySz, salt, saltSz,
|
---|
| 115 | info, infoSz, out, outSz);
|
---|
| 116 | }
|
---|
| 117 | #endif /* HAVE_HKDF */
|
---|
| 118 |
|
---|
| 119 | #else /* else build without fips, or for new fips */
|
---|
| 120 |
|
---|
| 121 |
|
---|
| 122 | int wc_HmacSizeByType(int type)
|
---|
| 123 | {
|
---|
| 124 | int ret;
|
---|
| 125 |
|
---|
| 126 | if (!(type == WC_MD5 || type == WC_SHA ||
|
---|
| 127 | type == WC_SHA224 || type == WC_SHA256 ||
|
---|
| 128 | type == WC_SHA384 || type == WC_SHA512 ||
|
---|
| 129 | type == WC_SHA3_224 || type == WC_SHA3_256 ||
|
---|
| 130 | type == WC_SHA3_384 || type == WC_SHA3_512 ||
|
---|
| 131 | type == BLAKE2B_ID)) {
|
---|
| 132 | return BAD_FUNC_ARG;
|
---|
| 133 | }
|
---|
| 134 |
|
---|
| 135 | switch (type) {
|
---|
| 136 | #ifndef NO_MD5
|
---|
| 137 | case WC_MD5:
|
---|
| 138 | ret = WC_MD5_DIGEST_SIZE;
|
---|
| 139 | break;
|
---|
| 140 | #endif /* !NO_MD5 */
|
---|
| 141 |
|
---|
| 142 | #ifndef NO_SHA
|
---|
| 143 | case WC_SHA:
|
---|
| 144 | ret = WC_SHA_DIGEST_SIZE;
|
---|
| 145 | break;
|
---|
| 146 | #endif /* !NO_SHA */
|
---|
| 147 |
|
---|
| 148 | #ifdef WOLFSSL_SHA224
|
---|
| 149 | case WC_SHA224:
|
---|
| 150 | ret = WC_SHA224_DIGEST_SIZE;
|
---|
| 151 | break;
|
---|
| 152 | #endif /* WOLFSSL_SHA224 */
|
---|
| 153 |
|
---|
| 154 | #ifndef NO_SHA256
|
---|
| 155 | case WC_SHA256:
|
---|
| 156 | ret = WC_SHA256_DIGEST_SIZE;
|
---|
| 157 | break;
|
---|
| 158 | #endif /* !NO_SHA256 */
|
---|
| 159 |
|
---|
| 160 | #ifdef WOLFSSL_SHA384
|
---|
| 161 | case WC_SHA384:
|
---|
| 162 | ret = WC_SHA384_DIGEST_SIZE;
|
---|
| 163 | break;
|
---|
| 164 | #endif /* WOLFSSL_SHA384 */
|
---|
| 165 | #ifdef WOLFSSL_SHA512
|
---|
| 166 | case WC_SHA512:
|
---|
| 167 | ret = WC_SHA512_DIGEST_SIZE;
|
---|
| 168 | break;
|
---|
| 169 | #endif /* WOLFSSL_SHA512 */
|
---|
| 170 |
|
---|
| 171 | #ifdef HAVE_BLAKE2
|
---|
| 172 | case BLAKE2B_ID:
|
---|
| 173 | ret = BLAKE2B_OUTBYTES;
|
---|
| 174 | break;
|
---|
| 175 | #endif /* HAVE_BLAKE2 */
|
---|
| 176 |
|
---|
| 177 | #ifdef WOLFSSL_SHA3
|
---|
| 178 | case WC_SHA3_224:
|
---|
| 179 | ret = WC_SHA3_224_DIGEST_SIZE;
|
---|
| 180 | break;
|
---|
| 181 |
|
---|
| 182 | case WC_SHA3_256:
|
---|
| 183 | ret = WC_SHA3_256_DIGEST_SIZE;
|
---|
| 184 | break;
|
---|
| 185 |
|
---|
| 186 | case WC_SHA3_384:
|
---|
| 187 | ret = WC_SHA3_384_DIGEST_SIZE;
|
---|
| 188 | break;
|
---|
| 189 |
|
---|
| 190 | case WC_SHA3_512:
|
---|
| 191 | ret = WC_SHA3_512_DIGEST_SIZE;
|
---|
| 192 | break;
|
---|
| 193 |
|
---|
| 194 | #endif
|
---|
| 195 |
|
---|
| 196 | default:
|
---|
| 197 | ret = BAD_FUNC_ARG;
|
---|
| 198 | break;
|
---|
| 199 | }
|
---|
| 200 |
|
---|
| 201 | return ret;
|
---|
| 202 | }
|
---|
| 203 |
|
---|
| 204 | int _InitHmac(Hmac* hmac, int type, void* heap)
|
---|
| 205 | {
|
---|
| 206 | int ret = 0;
|
---|
| 207 |
|
---|
| 208 | switch (type) {
|
---|
| 209 | #ifndef NO_MD5
|
---|
| 210 | case WC_MD5:
|
---|
| 211 | ret = wc_InitMd5(&hmac->hash.md5);
|
---|
| 212 | break;
|
---|
| 213 | #endif /* !NO_MD5 */
|
---|
| 214 |
|
---|
| 215 | #ifndef NO_SHA
|
---|
| 216 | case WC_SHA:
|
---|
| 217 | ret = wc_InitSha(&hmac->hash.sha);
|
---|
| 218 | break;
|
---|
| 219 | #endif /* !NO_SHA */
|
---|
| 220 |
|
---|
| 221 | #ifdef WOLFSSL_SHA224
|
---|
| 222 | case WC_SHA224:
|
---|
| 223 | ret = wc_InitSha224(&hmac->hash.sha224);
|
---|
| 224 | break;
|
---|
| 225 | #endif /* WOLFSSL_SHA224 */
|
---|
| 226 |
|
---|
| 227 | #ifndef NO_SHA256
|
---|
| 228 | case WC_SHA256:
|
---|
| 229 | ret = wc_InitSha256(&hmac->hash.sha256);
|
---|
| 230 | break;
|
---|
| 231 | #endif /* !NO_SHA256 */
|
---|
| 232 |
|
---|
| 233 | #ifdef WOLFSSL_SHA384
|
---|
| 234 | case WC_SHA384:
|
---|
| 235 | ret = wc_InitSha384(&hmac->hash.sha384);
|
---|
| 236 | break;
|
---|
| 237 | #endif /* WOLFSSL_SHA384 */
|
---|
| 238 | #ifdef WOLFSSL_SHA512
|
---|
| 239 | case WC_SHA512:
|
---|
| 240 | ret = wc_InitSha512(&hmac->hash.sha512);
|
---|
| 241 | break;
|
---|
| 242 | #endif /* WOLFSSL_SHA512 */
|
---|
| 243 |
|
---|
| 244 | #ifdef HAVE_BLAKE2
|
---|
| 245 | case BLAKE2B_ID:
|
---|
| 246 | ret = wc_InitBlake2b(&hmac->hash.blake2b, BLAKE2B_256);
|
---|
| 247 | break;
|
---|
| 248 | #endif /* HAVE_BLAKE2 */
|
---|
| 249 |
|
---|
| 250 | #ifdef WOLFSSL_SHA3
|
---|
| 251 | case WC_SHA3_224:
|
---|
| 252 | ret = wc_InitSha3_224(&hmac->hash.sha3, heap, INVALID_DEVID);
|
---|
| 253 | break;
|
---|
| 254 | case WC_SHA3_256:
|
---|
| 255 | ret = wc_InitSha3_256(&hmac->hash.sha3, heap, INVALID_DEVID);
|
---|
| 256 | break;
|
---|
| 257 | case WC_SHA3_384:
|
---|
| 258 | ret = wc_InitSha3_384(&hmac->hash.sha3, heap, INVALID_DEVID);
|
---|
| 259 | break;
|
---|
| 260 | case WC_SHA3_512:
|
---|
| 261 | ret = wc_InitSha3_512(&hmac->hash.sha3, heap, INVALID_DEVID);
|
---|
| 262 | break;
|
---|
| 263 | #endif
|
---|
| 264 |
|
---|
| 265 | default:
|
---|
| 266 | ret = BAD_FUNC_ARG;
|
---|
| 267 | break;
|
---|
| 268 | }
|
---|
| 269 |
|
---|
| 270 | /* default to NULL heap hint or test value */
|
---|
| 271 | #ifdef WOLFSSL_HEAP_TEST
|
---|
| 272 | hmac->heap = (void)WOLFSSL_HEAP_TEST;
|
---|
| 273 | #else
|
---|
| 274 | hmac->heap = heap;
|
---|
| 275 | #endif /* WOLFSSL_HEAP_TEST */
|
---|
| 276 |
|
---|
| 277 | return ret;
|
---|
| 278 | }
|
---|
| 279 |
|
---|
| 280 |
|
---|
| 281 | int wc_HmacSetKey(Hmac* hmac, int type, const byte* key, word32 length)
|
---|
| 282 | {
|
---|
| 283 | byte* ip;
|
---|
| 284 | byte* op;
|
---|
| 285 | word32 i, hmac_block_size = 0;
|
---|
| 286 | int ret = 0;
|
---|
| 287 | void* heap = NULL;
|
---|
| 288 |
|
---|
| 289 | if (hmac == NULL || (key == NULL && length != 0) ||
|
---|
| 290 | !(type == WC_MD5 || type == WC_SHA ||
|
---|
| 291 | type == WC_SHA224 || type == WC_SHA256 ||
|
---|
| 292 | type == WC_SHA384 || type == WC_SHA512 ||
|
---|
| 293 | type == WC_SHA3_224 || type == WC_SHA3_256 ||
|
---|
| 294 | type == WC_SHA3_384 || type == WC_SHA3_512 ||
|
---|
| 295 | type == BLAKE2B_ID)) {
|
---|
| 296 | return BAD_FUNC_ARG;
|
---|
| 297 | }
|
---|
| 298 |
|
---|
| 299 | /* if set key has already been run then make sure and free existing */
|
---|
| 300 | if (hmac->macType != 0) {
|
---|
| 301 | wc_HmacFree(hmac);
|
---|
| 302 | }
|
---|
| 303 |
|
---|
| 304 | hmac->innerHashKeyed = 0;
|
---|
| 305 | hmac->macType = (byte)type;
|
---|
| 306 |
|
---|
| 307 | ret = _InitHmac(hmac, type, heap);
|
---|
| 308 | if (ret != 0)
|
---|
| 309 | return ret;
|
---|
| 310 |
|
---|
| 311 | #ifdef HAVE_FIPS
|
---|
| 312 | if (length < HMAC_FIPS_MIN_KEY)
|
---|
| 313 | return HMAC_MIN_KEYLEN_E;
|
---|
| 314 | #endif
|
---|
| 315 |
|
---|
| 316 | ip = (byte*)hmac->ipad;
|
---|
| 317 | op = (byte*)hmac->opad;
|
---|
| 318 |
|
---|
| 319 | switch (hmac->macType) {
|
---|
| 320 | #ifndef NO_MD5
|
---|
| 321 | case WC_MD5:
|
---|
| 322 | hmac_block_size = WC_MD5_BLOCK_SIZE;
|
---|
| 323 | if (length <= WC_MD5_BLOCK_SIZE) {
|
---|
| 324 | if (key != NULL) {
|
---|
| 325 | XMEMCPY(ip, key, length);
|
---|
| 326 | }
|
---|
| 327 | }
|
---|
| 328 | else {
|
---|
| 329 | ret = wc_Md5Update(&hmac->hash.md5, key, length);
|
---|
| 330 | if (ret != 0)
|
---|
| 331 | break;
|
---|
| 332 | ret = wc_Md5Final(&hmac->hash.md5, ip);
|
---|
| 333 | if (ret != 0)
|
---|
| 334 | break;
|
---|
| 335 | length = WC_MD5_DIGEST_SIZE;
|
---|
| 336 | }
|
---|
| 337 | break;
|
---|
| 338 | #endif /* !NO_MD5 */
|
---|
| 339 |
|
---|
| 340 | #ifndef NO_SHA
|
---|
| 341 | case WC_SHA:
|
---|
| 342 | hmac_block_size = WC_SHA_BLOCK_SIZE;
|
---|
| 343 | if (length <= WC_SHA_BLOCK_SIZE) {
|
---|
| 344 | if (key != NULL) {
|
---|
| 345 | XMEMCPY(ip, key, length);
|
---|
| 346 | }
|
---|
| 347 | }
|
---|
| 348 | else {
|
---|
| 349 | ret = wc_ShaUpdate(&hmac->hash.sha, key, length);
|
---|
| 350 | if (ret != 0)
|
---|
| 351 | break;
|
---|
| 352 | ret = wc_ShaFinal(&hmac->hash.sha, ip);
|
---|
| 353 | if (ret != 0)
|
---|
| 354 | break;
|
---|
| 355 |
|
---|
| 356 | length = WC_SHA_DIGEST_SIZE;
|
---|
| 357 | }
|
---|
| 358 | break;
|
---|
| 359 | #endif /* !NO_SHA */
|
---|
| 360 |
|
---|
| 361 | #ifdef WOLFSSL_SHA224
|
---|
| 362 | case WC_SHA224:
|
---|
| 363 | {
|
---|
| 364 | hmac_block_size = WC_SHA224_BLOCK_SIZE;
|
---|
| 365 | if (length <= WC_SHA224_BLOCK_SIZE) {
|
---|
| 366 | if (key != NULL) {
|
---|
| 367 | XMEMCPY(ip, key, length);
|
---|
| 368 | }
|
---|
| 369 | }
|
---|
| 370 | else {
|
---|
| 371 | ret = wc_Sha224Update(&hmac->hash.sha224, key, length);
|
---|
| 372 | if (ret != 0)
|
---|
| 373 | break;
|
---|
| 374 | ret = wc_Sha224Final(&hmac->hash.sha224, ip);
|
---|
| 375 | if (ret != 0)
|
---|
| 376 | break;
|
---|
| 377 |
|
---|
| 378 | length = WC_SHA224_DIGEST_SIZE;
|
---|
| 379 | }
|
---|
| 380 | }
|
---|
| 381 | break;
|
---|
| 382 | #endif /* WOLFSSL_SHA224 */
|
---|
| 383 |
|
---|
| 384 | #ifndef NO_SHA256
|
---|
| 385 | case WC_SHA256:
|
---|
| 386 | hmac_block_size = WC_SHA256_BLOCK_SIZE;
|
---|
| 387 | if (length <= WC_SHA256_BLOCK_SIZE) {
|
---|
| 388 | if (key != NULL) {
|
---|
| 389 | XMEMCPY(ip, key, length);
|
---|
| 390 | }
|
---|
| 391 | }
|
---|
| 392 | else {
|
---|
| 393 | ret = wc_Sha256Update(&hmac->hash.sha256, key, length);
|
---|
| 394 | if (ret != 0)
|
---|
| 395 | break;
|
---|
| 396 | ret = wc_Sha256Final(&hmac->hash.sha256, ip);
|
---|
| 397 | if (ret != 0)
|
---|
| 398 | break;
|
---|
| 399 |
|
---|
| 400 | length = WC_SHA256_DIGEST_SIZE;
|
---|
| 401 | }
|
---|
| 402 | break;
|
---|
| 403 | #endif /* !NO_SHA256 */
|
---|
| 404 |
|
---|
| 405 | #ifdef WOLFSSL_SHA384
|
---|
| 406 | case WC_SHA384:
|
---|
| 407 | hmac_block_size = WC_SHA384_BLOCK_SIZE;
|
---|
| 408 | if (length <= WC_SHA384_BLOCK_SIZE) {
|
---|
| 409 | if (key != NULL) {
|
---|
| 410 | XMEMCPY(ip, key, length);
|
---|
| 411 | }
|
---|
| 412 | }
|
---|
| 413 | else {
|
---|
| 414 | ret = wc_Sha384Update(&hmac->hash.sha384, key, length);
|
---|
| 415 | if (ret != 0)
|
---|
| 416 | break;
|
---|
| 417 | ret = wc_Sha384Final(&hmac->hash.sha384, ip);
|
---|
| 418 | if (ret != 0)
|
---|
| 419 | break;
|
---|
| 420 |
|
---|
| 421 | length = WC_SHA384_DIGEST_SIZE;
|
---|
| 422 | }
|
---|
| 423 | break;
|
---|
| 424 | #endif /* WOLFSSL_SHA384 */
|
---|
| 425 | #ifdef WOLFSSL_SHA512
|
---|
| 426 | case WC_SHA512:
|
---|
| 427 | hmac_block_size = WC_SHA512_BLOCK_SIZE;
|
---|
| 428 | if (length <= WC_SHA512_BLOCK_SIZE) {
|
---|
| 429 | if (key != NULL) {
|
---|
| 430 | XMEMCPY(ip, key, length);
|
---|
| 431 | }
|
---|
| 432 | }
|
---|
| 433 | else {
|
---|
| 434 | ret = wc_Sha512Update(&hmac->hash.sha512, key, length);
|
---|
| 435 | if (ret != 0)
|
---|
| 436 | break;
|
---|
| 437 | ret = wc_Sha512Final(&hmac->hash.sha512, ip);
|
---|
| 438 | if (ret != 0)
|
---|
| 439 | break;
|
---|
| 440 |
|
---|
| 441 | length = WC_SHA512_DIGEST_SIZE;
|
---|
| 442 | }
|
---|
| 443 | break;
|
---|
| 444 | #endif /* WOLFSSL_SHA512 */
|
---|
| 445 |
|
---|
| 446 | #ifdef HAVE_BLAKE2
|
---|
| 447 | case BLAKE2B_ID:
|
---|
| 448 | hmac_block_size = BLAKE2B_BLOCKBYTES;
|
---|
| 449 | if (length <= BLAKE2B_BLOCKBYTES) {
|
---|
| 450 | if (key != NULL) {
|
---|
| 451 | XMEMCPY(ip, key, length);
|
---|
| 452 | }
|
---|
| 453 | }
|
---|
| 454 | else {
|
---|
| 455 | ret = wc_Blake2bUpdate(&hmac->hash.blake2b, key, length);
|
---|
| 456 | if (ret != 0)
|
---|
| 457 | break;
|
---|
| 458 | ret = wc_Blake2bFinal(&hmac->hash.blake2b, ip, BLAKE2B_256);
|
---|
| 459 | if (ret != 0)
|
---|
| 460 | break;
|
---|
| 461 |
|
---|
| 462 | length = BLAKE2B_256;
|
---|
| 463 | }
|
---|
| 464 | break;
|
---|
| 465 | #endif /* HAVE_BLAKE2 */
|
---|
| 466 |
|
---|
| 467 | #ifdef WOLFSSL_SHA3
|
---|
| 468 | case WC_SHA3_224:
|
---|
| 469 | hmac_block_size = WC_SHA3_224_BLOCK_SIZE;
|
---|
| 470 | if (length <= WC_SHA3_224_BLOCK_SIZE) {
|
---|
| 471 | if (key != NULL) {
|
---|
| 472 | XMEMCPY(ip, key, length);
|
---|
| 473 | }
|
---|
| 474 | }
|
---|
| 475 | else {
|
---|
| 476 | ret = wc_Sha3_224_Update(&hmac->hash.sha3, key, length);
|
---|
| 477 | if (ret != 0)
|
---|
| 478 | break;
|
---|
| 479 | ret = wc_Sha3_224_Final(&hmac->hash.sha3, ip);
|
---|
| 480 | if (ret != 0)
|
---|
| 481 | break;
|
---|
| 482 |
|
---|
| 483 | length = WC_SHA3_224_DIGEST_SIZE;
|
---|
| 484 | }
|
---|
| 485 | break;
|
---|
| 486 | case WC_SHA3_256:
|
---|
| 487 | hmac_block_size = WC_SHA3_256_BLOCK_SIZE;
|
---|
| 488 | if (length <= WC_SHA3_256_BLOCK_SIZE) {
|
---|
| 489 | if (key != NULL) {
|
---|
| 490 | XMEMCPY(ip, key, length);
|
---|
| 491 | }
|
---|
| 492 | }
|
---|
| 493 | else {
|
---|
| 494 | ret = wc_Sha3_256_Update(&hmac->hash.sha3, key, length);
|
---|
| 495 | if (ret != 0)
|
---|
| 496 | break;
|
---|
| 497 | ret = wc_Sha3_256_Final(&hmac->hash.sha3, ip);
|
---|
| 498 | if (ret != 0)
|
---|
| 499 | break;
|
---|
| 500 |
|
---|
| 501 | length = WC_SHA3_256_DIGEST_SIZE;
|
---|
| 502 | }
|
---|
| 503 | break;
|
---|
| 504 | case WC_SHA3_384:
|
---|
| 505 | hmac_block_size = WC_SHA3_384_BLOCK_SIZE;
|
---|
| 506 | if (length <= WC_SHA3_384_BLOCK_SIZE) {
|
---|
| 507 | if (key != NULL) {
|
---|
| 508 | XMEMCPY(ip, key, length);
|
---|
| 509 | }
|
---|
| 510 | }
|
---|
| 511 | else {
|
---|
| 512 | ret = wc_Sha3_384_Update(&hmac->hash.sha3, key, length);
|
---|
| 513 | if (ret != 0)
|
---|
| 514 | break;
|
---|
| 515 | ret = wc_Sha3_384_Final(&hmac->hash.sha3, ip);
|
---|
| 516 | if (ret != 0)
|
---|
| 517 | break;
|
---|
| 518 |
|
---|
| 519 | length = WC_SHA3_384_DIGEST_SIZE;
|
---|
| 520 | }
|
---|
| 521 | break;
|
---|
| 522 | case WC_SHA3_512:
|
---|
| 523 | hmac_block_size = WC_SHA3_512_BLOCK_SIZE;
|
---|
| 524 | if (length <= WC_SHA3_512_BLOCK_SIZE) {
|
---|
| 525 | if (key != NULL) {
|
---|
| 526 | XMEMCPY(ip, key, length);
|
---|
| 527 | }
|
---|
| 528 | }
|
---|
| 529 | else {
|
---|
| 530 | ret = wc_Sha3_512_Update(&hmac->hash.sha3, key, length);
|
---|
| 531 | if (ret != 0)
|
---|
| 532 | break;
|
---|
| 533 | ret = wc_Sha3_512_Final(&hmac->hash.sha3, ip);
|
---|
| 534 | if (ret != 0)
|
---|
| 535 | break;
|
---|
| 536 |
|
---|
| 537 | length = WC_SHA3_512_DIGEST_SIZE;
|
---|
| 538 | }
|
---|
| 539 | break;
|
---|
| 540 | #endif /* WOLFSSL_SHA3 */
|
---|
| 541 |
|
---|
| 542 | default:
|
---|
| 543 | return BAD_FUNC_ARG;
|
---|
| 544 | }
|
---|
| 545 |
|
---|
| 546 | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_HMAC)
|
---|
| 547 | if (hmac->asyncDev.marker == WOLFSSL_ASYNC_MARKER_HMAC) {
|
---|
| 548 | #if defined(HAVE_INTEL_QA) || defined(HAVE_CAVIUM)
|
---|
| 549 | #ifdef HAVE_INTEL_QA
|
---|
| 550 | if (IntelQaHmacGetType(hmac->macType, NULL) == 0)
|
---|
| 551 | #endif
|
---|
| 552 | {
|
---|
| 553 | if (length > hmac_block_size)
|
---|
| 554 | length = hmac_block_size;
|
---|
| 555 | /* update key length */
|
---|
| 556 | hmac->keyLen = (word16)length;
|
---|
| 557 |
|
---|
| 558 | return ret;
|
---|
| 559 | }
|
---|
| 560 | /* no need to pad below */
|
---|
| 561 | #endif
|
---|
| 562 | }
|
---|
| 563 | #endif
|
---|
| 564 |
|
---|
| 565 | if (ret == 0) {
|
---|
| 566 | if (length < hmac_block_size)
|
---|
| 567 | XMEMSET(ip + length, 0, hmac_block_size - length);
|
---|
| 568 |
|
---|
| 569 | for(i = 0; i < hmac_block_size; i++) {
|
---|
| 570 | op[i] = ip[i] ^ OPAD;
|
---|
| 571 | ip[i] ^= IPAD;
|
---|
| 572 | }
|
---|
| 573 | }
|
---|
| 574 |
|
---|
| 575 | return ret;
|
---|
| 576 | }
|
---|
| 577 |
|
---|
| 578 |
|
---|
| 579 | static int HmacKeyInnerHash(Hmac* hmac)
|
---|
| 580 | {
|
---|
| 581 | int ret = 0;
|
---|
| 582 |
|
---|
| 583 | switch (hmac->macType) {
|
---|
| 584 | #ifndef NO_MD5
|
---|
| 585 | case WC_MD5:
|
---|
| 586 | ret = wc_Md5Update(&hmac->hash.md5, (byte*)hmac->ipad,
|
---|
| 587 | WC_MD5_BLOCK_SIZE);
|
---|
| 588 | break;
|
---|
| 589 | #endif /* !NO_MD5 */
|
---|
| 590 |
|
---|
| 591 | #ifndef NO_SHA
|
---|
| 592 | case WC_SHA:
|
---|
| 593 | ret = wc_ShaUpdate(&hmac->hash.sha, (byte*)hmac->ipad,
|
---|
| 594 | WC_SHA_BLOCK_SIZE);
|
---|
| 595 | break;
|
---|
| 596 | #endif /* !NO_SHA */
|
---|
| 597 |
|
---|
| 598 | #ifdef WOLFSSL_SHA224
|
---|
| 599 | case WC_SHA224:
|
---|
| 600 | ret = wc_Sha224Update(&hmac->hash.sha224, (byte*)hmac->ipad,
|
---|
| 601 | WC_SHA224_BLOCK_SIZE);
|
---|
| 602 | break;
|
---|
| 603 | #endif /* WOLFSSL_SHA224 */
|
---|
| 604 |
|
---|
| 605 | #ifndef NO_SHA256
|
---|
| 606 | case WC_SHA256:
|
---|
| 607 | ret = wc_Sha256Update(&hmac->hash.sha256, (byte*)hmac->ipad,
|
---|
| 608 | WC_SHA256_BLOCK_SIZE);
|
---|
| 609 | break;
|
---|
| 610 | #endif /* !NO_SHA256 */
|
---|
| 611 |
|
---|
| 612 | #ifdef WOLFSSL_SHA384
|
---|
| 613 | case WC_SHA384:
|
---|
| 614 | ret = wc_Sha384Update(&hmac->hash.sha384, (byte*)hmac->ipad,
|
---|
| 615 | WC_SHA384_BLOCK_SIZE);
|
---|
| 616 | break;
|
---|
| 617 | #endif /* WOLFSSL_SHA384 */
|
---|
| 618 | #ifdef WOLFSSL_SHA512
|
---|
| 619 | case WC_SHA512:
|
---|
| 620 | ret = wc_Sha512Update(&hmac->hash.sha512, (byte*)hmac->ipad,
|
---|
| 621 | WC_SHA512_BLOCK_SIZE);
|
---|
| 622 | break;
|
---|
| 623 | #endif /* WOLFSSL_SHA512 */
|
---|
| 624 |
|
---|
| 625 | #ifdef HAVE_BLAKE2
|
---|
| 626 | case BLAKE2B_ID:
|
---|
| 627 | ret = wc_Blake2bUpdate(&hmac->hash.blake2b, (byte*)hmac->ipad,
|
---|
| 628 | BLAKE2B_BLOCKBYTES);
|
---|
| 629 | break;
|
---|
| 630 | #endif /* HAVE_BLAKE2 */
|
---|
| 631 |
|
---|
| 632 | #ifdef WOLFSSL_SHA3
|
---|
| 633 | case WC_SHA3_224:
|
---|
| 634 | ret = wc_Sha3_224_Update(&hmac->hash.sha3, (byte*)hmac->ipad,
|
---|
| 635 | WC_SHA3_224_BLOCK_SIZE);
|
---|
| 636 | break;
|
---|
| 637 | case WC_SHA3_256:
|
---|
| 638 | ret = wc_Sha3_256_Update(&hmac->hash.sha3, (byte*)hmac->ipad,
|
---|
| 639 | WC_SHA3_256_BLOCK_SIZE);
|
---|
| 640 | break;
|
---|
| 641 | case WC_SHA3_384:
|
---|
| 642 | ret = wc_Sha3_384_Update(&hmac->hash.sha3, (byte*)hmac->ipad,
|
---|
| 643 | WC_SHA3_384_BLOCK_SIZE);
|
---|
| 644 | break;
|
---|
| 645 | case WC_SHA3_512:
|
---|
| 646 | ret = wc_Sha3_512_Update(&hmac->hash.sha3, (byte*)hmac->ipad,
|
---|
| 647 | WC_SHA3_512_BLOCK_SIZE);
|
---|
| 648 | break;
|
---|
| 649 | #endif /* WOLFSSL_SHA3 */
|
---|
| 650 |
|
---|
| 651 | default:
|
---|
| 652 | break;
|
---|
| 653 | }
|
---|
| 654 |
|
---|
| 655 | if (ret == 0)
|
---|
| 656 | hmac->innerHashKeyed = 1;
|
---|
| 657 |
|
---|
| 658 | return ret;
|
---|
| 659 | }
|
---|
| 660 |
|
---|
| 661 |
|
---|
| 662 | int wc_HmacUpdate(Hmac* hmac, const byte* msg, word32 length)
|
---|
| 663 | {
|
---|
| 664 | int ret = 0;
|
---|
| 665 |
|
---|
| 666 | if (hmac == NULL || (msg == NULL && length > 0)) {
|
---|
| 667 | return BAD_FUNC_ARG;
|
---|
| 668 | }
|
---|
| 669 |
|
---|
| 670 | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_HMAC)
|
---|
| 671 | if (hmac->asyncDev.marker == WOLFSSL_ASYNC_MARKER_HMAC) {
|
---|
| 672 | #if defined(HAVE_CAVIUM)
|
---|
| 673 | return NitroxHmacUpdate(hmac, msg, length);
|
---|
| 674 | #elif defined(HAVE_INTEL_QA)
|
---|
| 675 | if (IntelQaHmacGetType(hmac->macType, NULL) == 0) {
|
---|
| 676 | return IntelQaHmac(&hmac->asyncDev, hmac->macType,
|
---|
| 677 | (byte*)hmac->ipad, hmac->keyLen, NULL, msg, length);
|
---|
| 678 | }
|
---|
| 679 | #endif
|
---|
| 680 | }
|
---|
| 681 | #endif /* WOLFSSL_ASYNC_CRYPT */
|
---|
| 682 |
|
---|
| 683 | if (!hmac->innerHashKeyed) {
|
---|
| 684 | ret = HmacKeyInnerHash(hmac);
|
---|
| 685 | if (ret != 0)
|
---|
| 686 | return ret;
|
---|
| 687 | }
|
---|
| 688 |
|
---|
| 689 | switch (hmac->macType) {
|
---|
| 690 | #ifndef NO_MD5
|
---|
| 691 | case WC_MD5:
|
---|
| 692 | ret = wc_Md5Update(&hmac->hash.md5, msg, length);
|
---|
| 693 | break;
|
---|
| 694 | #endif /* !NO_MD5 */
|
---|
| 695 |
|
---|
| 696 | #ifndef NO_SHA
|
---|
| 697 | case WC_SHA:
|
---|
| 698 | ret = wc_ShaUpdate(&hmac->hash.sha, msg, length);
|
---|
| 699 | break;
|
---|
| 700 | #endif /* !NO_SHA */
|
---|
| 701 |
|
---|
| 702 | #ifdef WOLFSSL_SHA224
|
---|
| 703 | case WC_SHA224:
|
---|
| 704 | ret = wc_Sha224Update(&hmac->hash.sha224, msg, length);
|
---|
| 705 | break;
|
---|
| 706 | #endif /* WOLFSSL_SHA224 */
|
---|
| 707 |
|
---|
| 708 | #ifndef NO_SHA256
|
---|
| 709 | case WC_SHA256:
|
---|
| 710 | ret = wc_Sha256Update(&hmac->hash.sha256, msg, length);
|
---|
| 711 | break;
|
---|
| 712 | #endif /* !NO_SHA256 */
|
---|
| 713 |
|
---|
| 714 | #ifdef WOLFSSL_SHA384
|
---|
| 715 | case WC_SHA384:
|
---|
| 716 | ret = wc_Sha384Update(&hmac->hash.sha384, msg, length);
|
---|
| 717 | break;
|
---|
| 718 | #endif /* WOLFSSL_SHA384 */
|
---|
| 719 | #ifdef WOLFSSL_SHA512
|
---|
| 720 | case WC_SHA512:
|
---|
| 721 | ret = wc_Sha512Update(&hmac->hash.sha512, msg, length);
|
---|
| 722 | break;
|
---|
| 723 | #endif /* WOLFSSL_SHA512 */
|
---|
| 724 |
|
---|
| 725 | #ifdef HAVE_BLAKE2
|
---|
| 726 | case BLAKE2B_ID:
|
---|
| 727 | ret = wc_Blake2bUpdate(&hmac->hash.blake2b, msg, length);
|
---|
| 728 | break;
|
---|
| 729 | #endif /* HAVE_BLAKE2 */
|
---|
| 730 |
|
---|
| 731 | #ifdef WOLFSSL_SHA3
|
---|
| 732 | case WC_SHA3_224:
|
---|
| 733 | ret = wc_Sha3_224_Update(&hmac->hash.sha3, msg, length);
|
---|
| 734 | break;
|
---|
| 735 | case WC_SHA3_256:
|
---|
| 736 | ret = wc_Sha3_256_Update(&hmac->hash.sha3, msg, length);
|
---|
| 737 | break;
|
---|
| 738 | case WC_SHA3_384:
|
---|
| 739 | ret = wc_Sha3_384_Update(&hmac->hash.sha3, msg, length);
|
---|
| 740 | break;
|
---|
| 741 | case WC_SHA3_512:
|
---|
| 742 | ret = wc_Sha3_512_Update(&hmac->hash.sha3, msg, length);
|
---|
| 743 | break;
|
---|
| 744 | #endif /* WOLFSSL_SHA3 */
|
---|
| 745 |
|
---|
| 746 | default:
|
---|
| 747 | break;
|
---|
| 748 | }
|
---|
| 749 |
|
---|
| 750 | return ret;
|
---|
| 751 | }
|
---|
| 752 |
|
---|
| 753 |
|
---|
| 754 | int wc_HmacFinal(Hmac* hmac, byte* hash)
|
---|
| 755 | {
|
---|
| 756 | int ret;
|
---|
| 757 |
|
---|
| 758 | if (hmac == NULL || hash == NULL) {
|
---|
| 759 | return BAD_FUNC_ARG;
|
---|
| 760 | }
|
---|
| 761 |
|
---|
| 762 | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_HMAC)
|
---|
| 763 | if (hmac->asyncDev.marker == WOLFSSL_ASYNC_MARKER_HMAC) {
|
---|
| 764 | int hashLen = wc_HmacSizeByType(hmac->macType);
|
---|
| 765 | if (hashLen <= 0)
|
---|
| 766 | return hashLen;
|
---|
| 767 |
|
---|
| 768 | #if defined(HAVE_CAVIUM)
|
---|
| 769 | return NitroxHmacFinal(hmac, hash, hashLen);
|
---|
| 770 | #elif defined(HAVE_INTEL_QA)
|
---|
| 771 | if (IntelQaHmacGetType(hmac->macType, NULL) == 0) {
|
---|
| 772 | return IntelQaHmac(&hmac->asyncDev, hmac->macType,
|
---|
| 773 | (byte*)hmac->ipad, hmac->keyLen, hash, NULL, hashLen);
|
---|
| 774 | }
|
---|
| 775 | #endif
|
---|
| 776 | }
|
---|
| 777 | #endif /* WOLFSSL_ASYNC_CRYPT */
|
---|
| 778 |
|
---|
| 779 | if (!hmac->innerHashKeyed) {
|
---|
| 780 | ret = HmacKeyInnerHash(hmac);
|
---|
| 781 | if (ret != 0)
|
---|
| 782 | return ret;
|
---|
| 783 | }
|
---|
| 784 |
|
---|
| 785 | switch (hmac->macType) {
|
---|
| 786 | #ifndef NO_MD5
|
---|
| 787 | case WC_MD5:
|
---|
| 788 | ret = wc_Md5Final(&hmac->hash.md5, (byte*)hmac->innerHash);
|
---|
| 789 | if (ret != 0)
|
---|
| 790 | break;
|
---|
| 791 | ret = wc_Md5Update(&hmac->hash.md5, (byte*)hmac->opad,
|
---|
| 792 | WC_MD5_BLOCK_SIZE);
|
---|
| 793 | if (ret != 0)
|
---|
| 794 | break;
|
---|
| 795 | ret = wc_Md5Update(&hmac->hash.md5, (byte*)hmac->innerHash,
|
---|
| 796 | WC_MD5_DIGEST_SIZE);
|
---|
| 797 | if (ret != 0)
|
---|
| 798 | break;
|
---|
| 799 | ret = wc_Md5Final(&hmac->hash.md5, hash);
|
---|
| 800 | break;
|
---|
| 801 | #endif /* !NO_MD5 */
|
---|
| 802 |
|
---|
| 803 | #ifndef NO_SHA
|
---|
| 804 | case WC_SHA:
|
---|
| 805 | ret = wc_ShaFinal(&hmac->hash.sha, (byte*)hmac->innerHash);
|
---|
| 806 | if (ret != 0)
|
---|
| 807 | break;
|
---|
| 808 | ret = wc_ShaUpdate(&hmac->hash.sha, (byte*)hmac->opad,
|
---|
| 809 | WC_SHA_BLOCK_SIZE);
|
---|
| 810 | if (ret != 0)
|
---|
| 811 | break;
|
---|
| 812 | ret = wc_ShaUpdate(&hmac->hash.sha, (byte*)hmac->innerHash,
|
---|
| 813 | WC_SHA_DIGEST_SIZE);
|
---|
| 814 | if (ret != 0)
|
---|
| 815 | break;
|
---|
| 816 | ret = wc_ShaFinal(&hmac->hash.sha, hash);
|
---|
| 817 | break;
|
---|
| 818 | #endif /* !NO_SHA */
|
---|
| 819 |
|
---|
| 820 | #ifdef WOLFSSL_SHA224
|
---|
| 821 | case WC_SHA224:
|
---|
| 822 | {
|
---|
| 823 | ret = wc_Sha224Final(&hmac->hash.sha224, (byte*)hmac->innerHash);
|
---|
| 824 | if (ret != 0)
|
---|
| 825 | break;
|
---|
| 826 | ret = wc_Sha224Update(&hmac->hash.sha224, (byte*)hmac->opad,
|
---|
| 827 | WC_SHA224_BLOCK_SIZE);
|
---|
| 828 | if (ret != 0)
|
---|
| 829 | break;
|
---|
| 830 | ret = wc_Sha224Update(&hmac->hash.sha224, (byte*)hmac->innerHash,
|
---|
| 831 | WC_SHA224_DIGEST_SIZE);
|
---|
| 832 | if (ret != 0)
|
---|
| 833 | break;
|
---|
| 834 | ret = wc_Sha224Final(&hmac->hash.sha224, hash);
|
---|
| 835 | if (ret != 0)
|
---|
| 836 | break;
|
---|
| 837 | }
|
---|
| 838 | break;
|
---|
| 839 | #endif /* WOLFSSL_SHA224 */
|
---|
| 840 |
|
---|
| 841 | #ifndef NO_SHA256
|
---|
| 842 | case WC_SHA256:
|
---|
| 843 | ret = wc_Sha256Final(&hmac->hash.sha256, (byte*)hmac->innerHash);
|
---|
| 844 | if (ret != 0)
|
---|
| 845 | break;
|
---|
| 846 | ret = wc_Sha256Update(&hmac->hash.sha256, (byte*)hmac->opad,
|
---|
| 847 | WC_SHA256_BLOCK_SIZE);
|
---|
| 848 | if (ret != 0)
|
---|
| 849 | break;
|
---|
| 850 | ret = wc_Sha256Update(&hmac->hash.sha256, (byte*)hmac->innerHash,
|
---|
| 851 | WC_SHA256_DIGEST_SIZE);
|
---|
| 852 | if (ret != 0)
|
---|
| 853 | break;
|
---|
| 854 | ret = wc_Sha256Final(&hmac->hash.sha256, hash);
|
---|
| 855 | break;
|
---|
| 856 | #endif /* !NO_SHA256 */
|
---|
| 857 |
|
---|
| 858 | #ifdef WOLFSSL_SHA384
|
---|
| 859 | case WC_SHA384:
|
---|
| 860 | ret = wc_Sha384Final(&hmac->hash.sha384, (byte*)hmac->innerHash);
|
---|
| 861 | if (ret != 0)
|
---|
| 862 | break;
|
---|
| 863 | ret = wc_Sha384Update(&hmac->hash.sha384, (byte*)hmac->opad,
|
---|
| 864 | WC_SHA384_BLOCK_SIZE);
|
---|
| 865 | if (ret != 0)
|
---|
| 866 | break;
|
---|
| 867 | ret = wc_Sha384Update(&hmac->hash.sha384, (byte*)hmac->innerHash,
|
---|
| 868 | WC_SHA384_DIGEST_SIZE);
|
---|
| 869 | if (ret != 0)
|
---|
| 870 | break;
|
---|
| 871 | ret = wc_Sha384Final(&hmac->hash.sha384, hash);
|
---|
| 872 | break;
|
---|
| 873 | #endif /* WOLFSSL_SHA384 */
|
---|
| 874 | #ifdef WOLFSSL_SHA512
|
---|
| 875 | case WC_SHA512:
|
---|
| 876 | ret = wc_Sha512Final(&hmac->hash.sha512, (byte*)hmac->innerHash);
|
---|
| 877 | if (ret != 0)
|
---|
| 878 | break;
|
---|
| 879 | ret = wc_Sha512Update(&hmac->hash.sha512, (byte*)hmac->opad,
|
---|
| 880 | WC_SHA512_BLOCK_SIZE);
|
---|
| 881 | if (ret != 0)
|
---|
| 882 | break;
|
---|
| 883 | ret = wc_Sha512Update(&hmac->hash.sha512, (byte*)hmac->innerHash,
|
---|
| 884 | WC_SHA512_DIGEST_SIZE);
|
---|
| 885 | if (ret != 0)
|
---|
| 886 | break;
|
---|
| 887 | ret = wc_Sha512Final(&hmac->hash.sha512, hash);
|
---|
| 888 | break;
|
---|
| 889 | #endif /* WOLFSSL_SHA512 */
|
---|
| 890 |
|
---|
| 891 | #ifdef HAVE_BLAKE2
|
---|
| 892 | case BLAKE2B_ID:
|
---|
| 893 | ret = wc_Blake2bFinal(&hmac->hash.blake2b, (byte*)hmac->innerHash,
|
---|
| 894 | BLAKE2B_256);
|
---|
| 895 | if (ret != 0)
|
---|
| 896 | break;
|
---|
| 897 | ret = wc_Blake2bUpdate(&hmac->hash.blake2b, (byte*)hmac->opad,
|
---|
| 898 | BLAKE2B_BLOCKBYTES);
|
---|
| 899 | if (ret != 0)
|
---|
| 900 | break;
|
---|
| 901 | ret = wc_Blake2bUpdate(&hmac->hash.blake2b, (byte*)hmac->innerHash,
|
---|
| 902 | BLAKE2B_256);
|
---|
| 903 | if (ret != 0)
|
---|
| 904 | break;
|
---|
| 905 | ret = wc_Blake2bFinal(&hmac->hash.blake2b, hash, BLAKE2B_256);
|
---|
| 906 | break;
|
---|
| 907 | #endif /* HAVE_BLAKE2 */
|
---|
| 908 |
|
---|
| 909 | #ifdef WOLFSSL_SHA3
|
---|
| 910 | case WC_SHA3_224:
|
---|
| 911 | ret = wc_Sha3_224_Final(&hmac->hash.sha3, (byte*)hmac->innerHash);
|
---|
| 912 | if (ret != 0)
|
---|
| 913 | break;
|
---|
| 914 | ret = wc_Sha3_224_Update(&hmac->hash.sha3, (byte*)hmac->opad,
|
---|
| 915 | WC_SHA3_224_BLOCK_SIZE);
|
---|
| 916 | if (ret != 0)
|
---|
| 917 | break;
|
---|
| 918 | ret = wc_Sha3_224_Update(&hmac->hash.sha3, (byte*)hmac->innerHash,
|
---|
| 919 | WC_SHA3_224_DIGEST_SIZE);
|
---|
| 920 | if (ret != 0)
|
---|
| 921 | break;
|
---|
| 922 | ret = wc_Sha3_224_Final(&hmac->hash.sha3, hash);
|
---|
| 923 | break;
|
---|
| 924 | case WC_SHA3_256:
|
---|
| 925 | ret = wc_Sha3_256_Final(&hmac->hash.sha3, (byte*)hmac->innerHash);
|
---|
| 926 | if (ret != 0)
|
---|
| 927 | break;
|
---|
| 928 | ret = wc_Sha3_256_Update(&hmac->hash.sha3, (byte*)hmac->opad,
|
---|
| 929 | WC_SHA3_256_BLOCK_SIZE);
|
---|
| 930 | if (ret != 0)
|
---|
| 931 | break;
|
---|
| 932 | ret = wc_Sha3_256_Update(&hmac->hash.sha3, (byte*)hmac->innerHash,
|
---|
| 933 | WC_SHA3_256_DIGEST_SIZE);
|
---|
| 934 | if (ret != 0)
|
---|
| 935 | break;
|
---|
| 936 | ret = wc_Sha3_256_Final(&hmac->hash.sha3, hash);
|
---|
| 937 | break;
|
---|
| 938 | case WC_SHA3_384:
|
---|
| 939 | ret = wc_Sha3_384_Final(&hmac->hash.sha3, (byte*)hmac->innerHash);
|
---|
| 940 | if (ret != 0)
|
---|
| 941 | break;
|
---|
| 942 | ret = wc_Sha3_384_Update(&hmac->hash.sha3, (byte*)hmac->opad,
|
---|
| 943 | WC_SHA3_384_BLOCK_SIZE);
|
---|
| 944 | if (ret != 0)
|
---|
| 945 | break;
|
---|
| 946 | ret = wc_Sha3_384_Update(&hmac->hash.sha3, (byte*)hmac->innerHash,
|
---|
| 947 | WC_SHA3_384_DIGEST_SIZE);
|
---|
| 948 | if (ret != 0)
|
---|
| 949 | break;
|
---|
| 950 | ret = wc_Sha3_384_Final(&hmac->hash.sha3, hash);
|
---|
| 951 | break;
|
---|
| 952 | case WC_SHA3_512:
|
---|
| 953 | ret = wc_Sha3_512_Final(&hmac->hash.sha3, (byte*)hmac->innerHash);
|
---|
| 954 | if (ret != 0)
|
---|
| 955 | break;
|
---|
| 956 | ret = wc_Sha3_512_Update(&hmac->hash.sha3, (byte*)hmac->opad,
|
---|
| 957 | WC_SHA3_512_BLOCK_SIZE);
|
---|
| 958 | if (ret != 0)
|
---|
| 959 | break;
|
---|
| 960 | ret = wc_Sha3_512_Update(&hmac->hash.sha3, (byte*)hmac->innerHash,
|
---|
| 961 | WC_SHA3_512_DIGEST_SIZE);
|
---|
| 962 | if (ret != 0)
|
---|
| 963 | break;
|
---|
| 964 | ret = wc_Sha3_512_Final(&hmac->hash.sha3, hash);
|
---|
| 965 | break;
|
---|
| 966 | #endif /* WOLFSSL_SHA3 */
|
---|
| 967 |
|
---|
| 968 | default:
|
---|
| 969 | ret = BAD_FUNC_ARG;
|
---|
| 970 | break;
|
---|
| 971 | }
|
---|
| 972 |
|
---|
| 973 | if (ret == 0) {
|
---|
| 974 | hmac->innerHashKeyed = 0;
|
---|
| 975 | }
|
---|
| 976 |
|
---|
| 977 | return ret;
|
---|
| 978 | }
|
---|
| 979 |
|
---|
| 980 |
|
---|
| 981 | /* Initialize Hmac for use with async device */
|
---|
| 982 | int wc_HmacInit(Hmac* hmac, void* heap, int devId)
|
---|
| 983 | {
|
---|
| 984 | int ret = 0;
|
---|
| 985 |
|
---|
| 986 | if (hmac == NULL)
|
---|
| 987 | return BAD_FUNC_ARG;
|
---|
| 988 |
|
---|
| 989 | XMEMSET(hmac, 0, sizeof(Hmac));
|
---|
| 990 | hmac->heap = heap;
|
---|
| 991 |
|
---|
| 992 | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_HMAC)
|
---|
| 993 | hmac->keyLen = 0;
|
---|
| 994 |
|
---|
| 995 | ret = wolfAsync_DevCtxInit(&hmac->asyncDev, WOLFSSL_ASYNC_MARKER_HMAC,
|
---|
| 996 | hmac->heap, devId);
|
---|
| 997 | #else
|
---|
| 998 | (void)devId;
|
---|
| 999 | #endif /* WOLFSSL_ASYNC_CRYPT */
|
---|
| 1000 |
|
---|
| 1001 | return ret;
|
---|
| 1002 | }
|
---|
| 1003 |
|
---|
| 1004 | /* Free Hmac from use with async device */
|
---|
| 1005 | void wc_HmacFree(Hmac* hmac)
|
---|
| 1006 | {
|
---|
| 1007 | if (hmac == NULL)
|
---|
| 1008 | return;
|
---|
| 1009 |
|
---|
| 1010 | switch (hmac->macType) {
|
---|
| 1011 | #ifndef NO_MD5
|
---|
| 1012 | case WC_MD5:
|
---|
| 1013 | wc_Md5Free(&hmac->hash.md5);
|
---|
| 1014 | break;
|
---|
| 1015 | #endif /* !NO_MD5 */
|
---|
| 1016 |
|
---|
| 1017 | #ifndef NO_SHA
|
---|
| 1018 | case WC_SHA:
|
---|
| 1019 | wc_ShaFree(&hmac->hash.sha);
|
---|
| 1020 | break;
|
---|
| 1021 | #endif /* !NO_SHA */
|
---|
| 1022 |
|
---|
| 1023 | #ifdef WOLFSSL_SHA224
|
---|
| 1024 | case WC_SHA224:
|
---|
| 1025 | wc_Sha224Free(&hmac->hash.sha224);
|
---|
| 1026 | break;
|
---|
| 1027 | #endif /* WOLFSSL_SHA224 */
|
---|
| 1028 |
|
---|
| 1029 | #ifndef NO_SHA256
|
---|
| 1030 | case WC_SHA256:
|
---|
| 1031 | wc_Sha256Free(&hmac->hash.sha256);
|
---|
| 1032 | break;
|
---|
| 1033 | #endif /* !NO_SHA256 */
|
---|
| 1034 |
|
---|
| 1035 | #ifdef WOLFSSL_SHA384
|
---|
| 1036 | case WC_SHA384:
|
---|
| 1037 | wc_Sha384Free(&hmac->hash.sha384);
|
---|
| 1038 | break;
|
---|
| 1039 | #endif /* WOLFSSL_SHA384 */
|
---|
| 1040 | #ifdef WOLFSSL_SHA512
|
---|
| 1041 | case WC_SHA512:
|
---|
| 1042 | wc_Sha512Free(&hmac->hash.sha512);
|
---|
| 1043 | break;
|
---|
| 1044 | #endif /* WOLFSSL_SHA512 */
|
---|
| 1045 |
|
---|
| 1046 | #ifdef HAVE_BLAKE2
|
---|
| 1047 | case BLAKE2B_ID:
|
---|
| 1048 | break;
|
---|
| 1049 | #endif /* HAVE_BLAKE2 */
|
---|
| 1050 |
|
---|
| 1051 | #ifdef WOLFSSL_SHA3
|
---|
| 1052 | case WC_SHA3_224:
|
---|
| 1053 | wc_Sha3_224_Free(&hmac->hash.sha3);
|
---|
| 1054 | break;
|
---|
| 1055 | case WC_SHA3_256:
|
---|
| 1056 | wc_Sha3_256_Free(&hmac->hash.sha3);
|
---|
| 1057 | break;
|
---|
| 1058 | case WC_SHA3_384:
|
---|
| 1059 | wc_Sha3_384_Free(&hmac->hash.sha3);
|
---|
| 1060 | break;
|
---|
| 1061 | case WC_SHA3_512:
|
---|
| 1062 | wc_Sha3_512_Free(&hmac->hash.sha3);
|
---|
| 1063 | break;
|
---|
| 1064 | #endif /* WOLFSSL_SHA3 */
|
---|
| 1065 |
|
---|
| 1066 | default:
|
---|
| 1067 | break;
|
---|
| 1068 | }
|
---|
| 1069 |
|
---|
| 1070 | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_HMAC)
|
---|
| 1071 | wolfAsync_DevCtxFree(&hmac->asyncDev, WOLFSSL_ASYNC_MARKER_HMAC);
|
---|
| 1072 | #endif /* WOLFSSL_ASYNC_CRYPT */
|
---|
| 1073 |
|
---|
| 1074 | switch (hmac->macType) {
|
---|
| 1075 | #ifndef NO_MD5
|
---|
| 1076 | case WC_MD5:
|
---|
| 1077 | wc_Md5Free(&hmac->hash.md5);
|
---|
| 1078 | break;
|
---|
| 1079 | #endif /* !NO_MD5 */
|
---|
| 1080 |
|
---|
| 1081 | #ifndef NO_SHA
|
---|
| 1082 | case WC_SHA:
|
---|
| 1083 | wc_ShaFree(&hmac->hash.sha);
|
---|
| 1084 | break;
|
---|
| 1085 | #endif /* !NO_SHA */
|
---|
| 1086 |
|
---|
| 1087 | #ifdef WOLFSSL_SHA224
|
---|
| 1088 | case WC_SHA224:
|
---|
| 1089 | wc_Sha224Free(&hmac->hash.sha224);
|
---|
| 1090 | break;
|
---|
| 1091 | #endif /* WOLFSSL_SHA224 */
|
---|
| 1092 |
|
---|
| 1093 | #ifndef NO_SHA256
|
---|
| 1094 | case WC_SHA256:
|
---|
| 1095 | wc_Sha256Free(&hmac->hash.sha256);
|
---|
| 1096 | break;
|
---|
| 1097 | #endif /* !NO_SHA256 */
|
---|
| 1098 |
|
---|
| 1099 | #ifdef WOLFSSL_SHA512
|
---|
| 1100 | #ifdef WOLFSSL_SHA384
|
---|
| 1101 | case WC_SHA384:
|
---|
| 1102 | wc_Sha384Free(&hmac->hash.sha384);
|
---|
| 1103 | break;
|
---|
| 1104 | #endif /* WOLFSSL_SHA384 */
|
---|
| 1105 | case WC_SHA512:
|
---|
| 1106 | wc_Sha512Free(&hmac->hash.sha512);
|
---|
| 1107 | break;
|
---|
| 1108 | #endif /* WOLFSSL_SHA512 */
|
---|
| 1109 | }
|
---|
| 1110 | }
|
---|
| 1111 |
|
---|
| 1112 | int wolfSSL_GetHmacMaxSize(void)
|
---|
| 1113 | {
|
---|
| 1114 | return WC_MAX_DIGEST_SIZE;
|
---|
| 1115 | }
|
---|
| 1116 |
|
---|
| 1117 | #ifdef HAVE_HKDF
|
---|
| 1118 | /* HMAC-KDF-Extract.
|
---|
| 1119 | * RFC 5869 - HMAC-based Extract-and-Expand Key Derivation Function (HKDF).
|
---|
| 1120 | *
|
---|
| 1121 | * type The hash algorithm type.
|
---|
| 1122 | * salt The optional salt value.
|
---|
| 1123 | * saltSz The size of the salt.
|
---|
| 1124 | * inKey The input keying material.
|
---|
| 1125 | * inKeySz The size of the input keying material.
|
---|
| 1126 | * out The pseudorandom key with the length that of the hash.
|
---|
| 1127 | * returns 0 on success, otherwise failure.
|
---|
| 1128 | */
|
---|
| 1129 | int wc_HKDF_Extract(int type, const byte* salt, word32 saltSz,
|
---|
| 1130 | const byte* inKey, word32 inKeySz, byte* out)
|
---|
| 1131 | {
|
---|
| 1132 | byte tmp[WC_MAX_DIGEST_SIZE]; /* localSalt helper */
|
---|
| 1133 | Hmac myHmac;
|
---|
| 1134 | int ret;
|
---|
| 1135 | const byte* localSalt; /* either points to user input or tmp */
|
---|
| 1136 | int hashSz;
|
---|
| 1137 |
|
---|
| 1138 | ret = wc_HmacSizeByType(type);
|
---|
| 1139 | if (ret < 0)
|
---|
| 1140 | return ret;
|
---|
| 1141 |
|
---|
| 1142 | hashSz = ret;
|
---|
| 1143 | localSalt = salt;
|
---|
| 1144 | if (localSalt == NULL) {
|
---|
| 1145 | XMEMSET(tmp, 0, hashSz);
|
---|
| 1146 | localSalt = tmp;
|
---|
| 1147 | saltSz = hashSz;
|
---|
| 1148 | }
|
---|
| 1149 |
|
---|
| 1150 | ret = wc_HmacInit(&myHmac, NULL, INVALID_DEVID);
|
---|
| 1151 | if (ret == 0) {
|
---|
| 1152 | ret = wc_HmacSetKey(&myHmac, type, localSalt, saltSz);
|
---|
| 1153 | if (ret == 0)
|
---|
| 1154 | ret = wc_HmacUpdate(&myHmac, inKey, inKeySz);
|
---|
| 1155 | if (ret == 0)
|
---|
| 1156 | ret = wc_HmacFinal(&myHmac, out);
|
---|
| 1157 | wc_HmacFree(&myHmac);
|
---|
| 1158 | }
|
---|
| 1159 |
|
---|
| 1160 | return ret;
|
---|
| 1161 | }
|
---|
| 1162 |
|
---|
| 1163 | /* HMAC-KDF-Expand.
|
---|
| 1164 | * RFC 5869 - HMAC-based Extract-and-Expand Key Derivation Function (HKDF).
|
---|
| 1165 | *
|
---|
| 1166 | * type The hash algorithm type.
|
---|
| 1167 | * inKey The input key.
|
---|
| 1168 | * inKeySz The size of the input key.
|
---|
| 1169 | * info The application specific information.
|
---|
| 1170 | * infoSz The size of the application specific information.
|
---|
| 1171 | * out The output keying material.
|
---|
| 1172 | * returns 0 on success, otherwise failure.
|
---|
| 1173 | */
|
---|
| 1174 | int wc_HKDF_Expand(int type, const byte* inKey, word32 inKeySz,
|
---|
| 1175 | const byte* info, word32 infoSz, byte* out, word32 outSz)
|
---|
| 1176 | {
|
---|
| 1177 | byte tmp[WC_MAX_DIGEST_SIZE];
|
---|
| 1178 | Hmac myHmac;
|
---|
| 1179 | int ret = 0;
|
---|
| 1180 | word32 outIdx = 0;
|
---|
| 1181 | word32 hashSz = wc_HmacSizeByType(type);
|
---|
| 1182 | byte n = 0x1;
|
---|
| 1183 |
|
---|
| 1184 | ret = wc_HmacInit(&myHmac, NULL, INVALID_DEVID);
|
---|
| 1185 | if (ret != 0)
|
---|
| 1186 | return ret;
|
---|
| 1187 |
|
---|
| 1188 | while (outIdx < outSz) {
|
---|
| 1189 | int tmpSz = (n == 1) ? 0 : hashSz;
|
---|
| 1190 | word32 left = outSz - outIdx;
|
---|
| 1191 |
|
---|
| 1192 | ret = wc_HmacSetKey(&myHmac, type, inKey, inKeySz);
|
---|
| 1193 | if (ret != 0)
|
---|
| 1194 | break;
|
---|
| 1195 | ret = wc_HmacUpdate(&myHmac, tmp, tmpSz);
|
---|
| 1196 | if (ret != 0)
|
---|
| 1197 | break;
|
---|
| 1198 | ret = wc_HmacUpdate(&myHmac, info, infoSz);
|
---|
| 1199 | if (ret != 0)
|
---|
| 1200 | break;
|
---|
| 1201 | ret = wc_HmacUpdate(&myHmac, &n, 1);
|
---|
| 1202 | if (ret != 0)
|
---|
| 1203 | break;
|
---|
| 1204 | ret = wc_HmacFinal(&myHmac, tmp);
|
---|
| 1205 | if (ret != 0)
|
---|
| 1206 | break;
|
---|
| 1207 |
|
---|
| 1208 | left = min(left, hashSz);
|
---|
| 1209 | XMEMCPY(out+outIdx, tmp, left);
|
---|
| 1210 |
|
---|
| 1211 | outIdx += hashSz;
|
---|
| 1212 | n++;
|
---|
| 1213 | }
|
---|
| 1214 |
|
---|
| 1215 | wc_HmacFree(&myHmac);
|
---|
| 1216 |
|
---|
| 1217 | return ret;
|
---|
| 1218 | }
|
---|
| 1219 |
|
---|
| 1220 | /* HMAC-KDF.
|
---|
| 1221 | * RFC 5869 - HMAC-based Extract-and-Expand Key Derivation Function (HKDF).
|
---|
| 1222 | *
|
---|
| 1223 | * type The hash algorithm type.
|
---|
| 1224 | * inKey The input keying material.
|
---|
| 1225 | * inKeySz The size of the input keying material.
|
---|
| 1226 | * salt The optional salt value.
|
---|
| 1227 | * saltSz The size of the salt.
|
---|
| 1228 | * info The application specific information.
|
---|
| 1229 | * infoSz The size of the application specific information.
|
---|
| 1230 | * out The output keying material.
|
---|
| 1231 | * returns 0 on success, otherwise failure.
|
---|
| 1232 | */
|
---|
| 1233 | int wc_HKDF(int type, const byte* inKey, word32 inKeySz,
|
---|
| 1234 | const byte* salt, word32 saltSz,
|
---|
| 1235 | const byte* info, word32 infoSz,
|
---|
| 1236 | byte* out, word32 outSz)
|
---|
| 1237 | {
|
---|
| 1238 | byte prk[WC_MAX_DIGEST_SIZE];
|
---|
| 1239 | int hashSz = wc_HmacSizeByType(type);
|
---|
| 1240 | int ret;
|
---|
| 1241 |
|
---|
| 1242 | if (hashSz < 0)
|
---|
| 1243 | return BAD_FUNC_ARG;
|
---|
| 1244 |
|
---|
| 1245 | ret = wc_HKDF_Extract(type, salt, saltSz, inKey, inKeySz, prk);
|
---|
| 1246 | if (ret != 0)
|
---|
| 1247 | return ret;
|
---|
| 1248 |
|
---|
| 1249 | return wc_HKDF_Expand(type, prk, hashSz, info, infoSz, out, outSz);
|
---|
| 1250 | }
|
---|
| 1251 |
|
---|
| 1252 | #endif /* HAVE_HKDF */
|
---|
| 1253 |
|
---|
| 1254 | #endif /* HAVE_FIPS */
|
---|
| 1255 | #endif /* NO_HMAC */
|
---|