1 /* 2 * QEMU Crypto cipher algorithms 3 * 4 * Copyright (c) 2015-2016 Red Hat, Inc. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18 * 19 */ 20 21 #include "qemu/osdep.h" 22 #include "qapi/error.h" 23 #include "crypto/init.h" 24 #ifndef _WIN32 25 #include <sys/resource.h> 26 #endif 27 28 #if ((defined(CONFIG_NETTLE) || defined(CONFIG_GCRYPT)) && \ 29 (defined(_WIN32) || defined(RUSAGE_THREAD))) 30 #include "crypto/pbkdf.h" 31 32 typedef struct QCryptoPbkdfTestData QCryptoPbkdfTestData; 33 struct QCryptoPbkdfTestData { 34 const char *path; 35 QCryptoHashAlgorithm hash; 36 unsigned int iterations; 37 const char *key; 38 size_t nkey; 39 const char *salt; 40 size_t nsalt; 41 const char *out; 42 size_t nout; 43 bool slow; 44 }; 45 46 /* This test data comes from cryptsetup package 47 * 48 * $SRC/lib/crypto_backend/pbkdf2_generic.c 49 * 50 * under LGPLv2.1+ license 51 */ 52 static QCryptoPbkdfTestData test_data[] = { 53 /* RFC 3962 test data */ 54 { 55 .path = "/crypto/pbkdf/rfc3962/sha1/iter1", 56 .hash = QCRYPTO_HASH_ALG_SHA1, 57 .iterations = 1, 58 .key = "password", 59 .nkey = 8, 60 .salt = "ATHENA.MIT.EDUraeburn", 61 .nsalt = 21, 62 .out = "\xcd\xed\xb5\x28\x1b\xb2\xf8\x01" 63 "\x56\x5a\x11\x22\xb2\x56\x35\x15" 64 "\x0a\xd1\xf7\xa0\x4b\xb9\xf3\xa3" 65 "\x33\xec\xc0\xe2\xe1\xf7\x08\x37", 66 .nout = 32 67 }, 68 { 69 .path = "/crypto/pbkdf/rfc3962/sha1/iter2", 70 .hash = QCRYPTO_HASH_ALG_SHA1, 71 .iterations = 2, 72 .key = "password", 73 .nkey = 8, 74 .salt = "ATHENA.MIT.EDUraeburn", 75 .nsalt = 21, 76 .out = "\x01\xdb\xee\x7f\x4a\x9e\x24\x3e" 77 "\x98\x8b\x62\xc7\x3c\xda\x93\x5d" 78 "\xa0\x53\x78\xb9\x32\x44\xec\x8f" 79 "\x48\xa9\x9e\x61\xad\x79\x9d\x86", 80 .nout = 32 81 }, 82 { 83 .path = "/crypto/pbkdf/rfc3962/sha1/iter1200a", 84 .hash = QCRYPTO_HASH_ALG_SHA1, 85 .iterations = 1200, 86 .key = "password", 87 .nkey = 8, 88 .salt = "ATHENA.MIT.EDUraeburn", 89 .nsalt = 21, 90 .out = "\x5c\x08\xeb\x61\xfd\xf7\x1e\x4e" 91 "\x4e\xc3\xcf\x6b\xa1\xf5\x51\x2b" 92 "\xa7\xe5\x2d\xdb\xc5\xe5\x14\x2f" 93 "\x70\x8a\x31\xe2\xe6\x2b\x1e\x13", 94 .nout = 32 95 }, 96 { 97 .path = "/crypto/pbkdf/rfc3962/sha1/iter5", 98 .hash = QCRYPTO_HASH_ALG_SHA1, 99 .iterations = 5, 100 .key = "password", 101 .nkey = 8, 102 .salt = "\0224VxxV4\022", /* "\x1234567878563412 */ 103 .nsalt = 8, 104 .out = "\xd1\xda\xa7\x86\x15\xf2\x87\xe6" 105 "\xa1\xc8\xb1\x20\xd7\x06\x2a\x49" 106 "\x3f\x98\xd2\x03\xe6\xbe\x49\xa6" 107 "\xad\xf4\xfa\x57\x4b\x6e\x64\xee", 108 .nout = 32 109 }, 110 { 111 .path = "/crypto/pbkdf/rfc3962/sha1/iter1200b", 112 .hash = QCRYPTO_HASH_ALG_SHA1, 113 .iterations = 1200, 114 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 115 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 116 .nkey = 64, 117 .salt = "pass phrase equals block size", 118 .nsalt = 29, 119 .out = "\x13\x9c\x30\xc0\x96\x6b\xc3\x2b" 120 "\xa5\x5f\xdb\xf2\x12\x53\x0a\xc9" 121 "\xc5\xec\x59\xf1\xa4\x52\xf5\xcc" 122 "\x9a\xd9\x40\xfe\xa0\x59\x8e\xd1", 123 .nout = 32 124 }, 125 { 126 .path = "/crypto/pbkdf/rfc3962/sha1/iter1200c", 127 .hash = QCRYPTO_HASH_ALG_SHA1, 128 .iterations = 1200, 129 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 130 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 131 .nkey = 65, 132 .salt = "pass phrase exceeds block size", 133 .nsalt = 30, 134 .out = "\x9c\xca\xd6\xd4\x68\x77\x0c\xd5" 135 "\x1b\x10\xe6\xa6\x87\x21\xbe\x61" 136 "\x1a\x8b\x4d\x28\x26\x01\xdb\x3b" 137 "\x36\xbe\x92\x46\x91\x5e\xc8\x2a", 138 .nout = 32 139 }, 140 { 141 .path = "/crypto/pbkdf/rfc3962/sha1/iter50", 142 .hash = QCRYPTO_HASH_ALG_SHA1, 143 .iterations = 50, 144 .key = "\360\235\204\236", /* g-clef ("\xf09d849e) */ 145 .nkey = 4, 146 .salt = "EXAMPLE.COMpianist", 147 .nsalt = 18, 148 .out = "\x6b\x9c\xf2\x6d\x45\x45\x5a\x43" 149 "\xa5\xb8\xbb\x27\x6a\x40\x3b\x39" 150 "\xe7\xfe\x37\xa0\xc4\x1e\x02\xc2" 151 "\x81\xff\x30\x69\xe1\xe9\x4f\x52", 152 .nout = 32 153 }, 154 155 /* RFC-6070 test data */ 156 { 157 .path = "/crypto/pbkdf/rfc6070/sha1/iter1", 158 .hash = QCRYPTO_HASH_ALG_SHA1, 159 .iterations = 1, 160 .key = "password", 161 .nkey = 8, 162 .salt = "salt", 163 .nsalt = 4, 164 .out = "\x0c\x60\xc8\x0f\x96\x1f\x0e\x71\xf3\xa9" 165 "\xb5\x24\xaf\x60\x12\x06\x2f\xe0\x37\xa6", 166 .nout = 20 167 }, 168 { 169 .path = "/crypto/pbkdf/rfc6070/sha1/iter2", 170 .hash = QCRYPTO_HASH_ALG_SHA1, 171 .iterations = 2, 172 .key = "password", 173 .nkey = 8, 174 .salt = "salt", 175 .nsalt = 4, 176 .out = "\xea\x6c\x01\x4d\xc7\x2d\x6f\x8c\xcd\x1e" 177 "\xd9\x2a\xce\x1d\x41\xf0\xd8\xde\x89\x57", 178 .nout = 20 179 }, 180 { 181 .path = "/crypto/pbkdf/rfc6070/sha1/iter4096", 182 .hash = QCRYPTO_HASH_ALG_SHA1, 183 .iterations = 4096, 184 .key = "password", 185 .nkey = 8, 186 .salt = "salt", 187 .nsalt = 4, 188 .out = "\x4b\x00\x79\x01\xb7\x65\x48\x9a\xbe\xad" 189 "\x49\xd9\x26\xf7\x21\xd0\x65\xa4\x29\xc1", 190 .nout = 20 191 }, 192 { 193 .path = "/crypto/pbkdf/rfc6070/sha1/iter16777216", 194 .hash = QCRYPTO_HASH_ALG_SHA1, 195 .iterations = 16777216, 196 .key = "password", 197 .nkey = 8, 198 .salt = "salt", 199 .nsalt = 4, 200 .out = "\xee\xfe\x3d\x61\xcd\x4d\xa4\xe4\xe9\x94" 201 "\x5b\x3d\x6b\xa2\x15\x8c\x26\x34\xe9\x84", 202 .nout = 20, 203 .slow = true, 204 }, 205 { 206 .path = "/crypto/pbkdf/rfc6070/sha1/iter4096a", 207 .hash = QCRYPTO_HASH_ALG_SHA1, 208 .iterations = 4096, 209 .key = "passwordPASSWORDpassword", 210 .nkey = 24, 211 .salt = "saltSALTsaltSALTsaltSALTsaltSALTsalt", 212 .nsalt = 36, 213 .out = "\x3d\x2e\xec\x4f\xe4\x1c\x84\x9b\x80\xc8" 214 "\xd8\x36\x62\xc0\xe4\x4a\x8b\x29\x1a\x96" 215 "\x4c\xf2\xf0\x70\x38", 216 .nout = 25 217 }, 218 { 219 .path = "/crypto/pbkdf/rfc6070/sha1/iter4096b", 220 .hash = QCRYPTO_HASH_ALG_SHA1, 221 .iterations = 4096, 222 .key = "pass\0word", 223 .nkey = 9, 224 .salt = "sa\0lt", 225 .nsalt = 5, 226 .out = "\x56\xfa\x6a\xa7\x55\x48\x09\x9d\xcc\x37" 227 "\xd7\xf0\x34\x25\xe0\xc3", 228 .nout = 16 229 }, 230 231 /* non-RFC misc test data */ 232 #ifdef CONFIG_NETTLE 233 { 234 /* empty password test. 235 * Broken with libgcrypt <= 1.5.0, hence CONFIG_NETTLE */ 236 .path = "/crypto/pbkdf/nonrfc/sha1/iter2", 237 .hash = QCRYPTO_HASH_ALG_SHA1, 238 .iterations = 2, 239 .key = "", 240 .nkey = 0, 241 .salt = "salt", 242 .nsalt = 4, 243 .out = "\x13\x3a\x4c\xe8\x37\xb4\xd2\x52\x1e\xe2" 244 "\xbf\x03\xe1\x1c\x71\xca\x79\x4e\x07\x97", 245 .nout = 20 246 }, 247 #endif 248 { 249 /* Password exceeds block size test */ 250 .path = "/crypto/pbkdf/nonrfc/sha256/iter1200", 251 .hash = QCRYPTO_HASH_ALG_SHA256, 252 .iterations = 1200, 253 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 254 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 255 .nkey = 65, 256 .salt = "pass phrase exceeds block size", 257 .nsalt = 30, 258 .out = "\x22\x34\x4b\xc4\xb6\xe3\x26\x75" 259 "\xa8\x09\x0f\x3e\xa8\x0b\xe0\x1d" 260 "\x5f\x95\x12\x6a\x2c\xdd\xc3\xfa" 261 "\xcc\x4a\x5e\x6d\xca\x04\xec\x58", 262 .nout = 32 263 }, 264 { 265 .path = "/crypto/pbkdf/nonrfc/sha512/iter1200", 266 .hash = QCRYPTO_HASH_ALG_SHA512, 267 .iterations = 1200, 268 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 269 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 270 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 271 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 272 .nkey = 129, 273 .salt = "pass phrase exceeds block size", 274 .nsalt = 30, 275 .out = "\x0f\xb2\xed\x2c\x0e\x6e\xfb\x7d" 276 "\x7d\x8e\xdd\x58\x01\xb4\x59\x72" 277 "\x99\x92\x16\x30\x5e\xa4\x36\x8d" 278 "\x76\x14\x80\xf3\xe3\x7a\x22\xb9", 279 .nout = 32 280 }, 281 { 282 .path = "/crypto/pbkdf/nonrfc/sha224/iter1200", 283 .hash = QCRYPTO_HASH_ALG_SHA224, 284 .iterations = 1200, 285 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 286 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 287 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 288 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 289 .nkey = 129, 290 .salt = "pass phrase exceeds block size", 291 .nsalt = 30, 292 .out = "\x13\x3b\x88\x0c\x0e\x52\xa2\x41" 293 "\x49\x33\x35\xa6\xc3\x83\xae\x23" 294 "\xf6\x77\x43\x9e\x5b\x30\x92\x3e" 295 "\x4a\x3a\xaa\x24\x69\x3c\xed\x20", 296 .nout = 32 297 }, 298 { 299 .path = "/crypto/pbkdf/nonrfc/sha384/iter1200", 300 .hash = QCRYPTO_HASH_ALG_SHA384, 301 .iterations = 1200, 302 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 303 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 304 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 305 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 306 .nkey = 129, 307 .salt = "pass phrase exceeds block size", 308 .nsalt = 30, 309 .out = "\xfe\xe3\xe1\x84\xc9\x25\x3e\x10" 310 "\x47\xc8\x7d\x53\xc6\xa5\xe3\x77" 311 "\x29\x41\x76\xbd\x4b\xe3\x9b\xac" 312 "\x05\x6c\x11\xdd\x17\xc5\x93\x80", 313 .nout = 32 314 }, 315 { 316 .path = "/crypto/pbkdf/nonrfc/ripemd160/iter1200", 317 .hash = QCRYPTO_HASH_ALG_RIPEMD160, 318 .iterations = 1200, 319 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 320 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 321 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 322 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 323 .nkey = 129, 324 .salt = "pass phrase exceeds block size", 325 .nsalt = 30, 326 .out = "\xd6\xcb\xd8\xa7\xdb\x0c\xa2\x2a" 327 "\x23\x5e\x47\xaf\xdb\xda\xa8\xef" 328 "\xe4\x01\x0d\x6f\xb5\x33\xc8\xbd" 329 "\xce\xbf\x91\x14\x8b\x5c\x48\x41", 330 .nout = 32 331 }, 332 #if 0 333 { 334 .path = "/crypto/pbkdf/nonrfc/whirlpool/iter1200", 335 .hash = QCRYPTO_HASH_ALG_WHIRLPOOL, 336 .iterations = 1200, 337 .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" 338 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 339 .nkey = 65, 340 .salt = "pass phrase exceeds block size", 341 .nsalt = 30, 342 .out = "\x9c\x1c\x74\xf5\x88\x26\xe7\x6a" 343 "\x53\x58\xf4\x0c\x39\xe7\x80\x89" 344 "\x07\xc0\x31\x19\x9a\x50\xa2\x48" 345 "\xf1\xd9\xfe\x78\x64\xe5\x84\x50", 346 .nout = 32 347 } 348 #endif 349 }; 350 351 352 static inline char hex(int i) 353 { 354 if (i < 10) { 355 return '0' + i; 356 } 357 return 'a' + (i - 10); 358 } 359 360 static char *hex_string(const uint8_t *bytes, 361 size_t len) 362 { 363 char *hexstr = g_new0(char, len * 2 + 1); 364 size_t i; 365 366 for (i = 0; i < len; i++) { 367 hexstr[i * 2] = hex((bytes[i] >> 4) & 0xf); 368 hexstr[i * 2 + 1] = hex(bytes[i] & 0xf); 369 } 370 hexstr[len * 2] = '\0'; 371 372 return hexstr; 373 } 374 375 static void test_pbkdf(const void *opaque) 376 { 377 const QCryptoPbkdfTestData *data = opaque; 378 size_t nout = data->nout; 379 uint8_t *out = g_new0(uint8_t, nout); 380 gchar *expect, *actual; 381 382 qcrypto_pbkdf2(data->hash, 383 (uint8_t *)data->key, data->nkey, 384 (uint8_t *)data->salt, data->nsalt, 385 data->iterations, 386 (uint8_t *)out, nout, 387 &error_abort); 388 389 expect = hex_string((const uint8_t *)data->out, data->nout); 390 actual = hex_string(out, nout); 391 392 g_assert_cmpstr(actual, ==, expect); 393 394 g_free(actual); 395 g_free(expect); 396 g_free(out); 397 } 398 399 400 static void test_pbkdf_timing(void) 401 { 402 uint8_t key[32]; 403 uint8_t salt[32]; 404 int iters; 405 406 memset(key, 0x5d, sizeof(key)); 407 memset(salt, 0x7c, sizeof(salt)); 408 409 iters = qcrypto_pbkdf2_count_iters(QCRYPTO_HASH_ALG_SHA256, 410 key, sizeof(key), 411 salt, sizeof(salt), 412 32, 413 &error_abort); 414 415 g_assert(iters >= (1 << 15)); 416 } 417 418 419 int main(int argc, char **argv) 420 { 421 size_t i; 422 423 g_test_init(&argc, &argv, NULL); 424 425 g_assert(qcrypto_init(NULL) == 0); 426 427 for (i = 0; i < G_N_ELEMENTS(test_data); i++) { 428 if (!test_data[i].slow || 429 g_test_slow()) { 430 g_test_add_data_func(test_data[i].path, &test_data[i], test_pbkdf); 431 } 432 } 433 434 if (g_test_slow()) { 435 g_test_add_func("/crypt0/pbkdf/timing", test_pbkdf_timing); 436 } 437 438 return g_test_run(); 439 } 440 #else 441 int main(int argc, char **argv) 442 { 443 g_test_init(&argc, &argv, NULL); 444 return g_test_run(); 445 } 446 #endif 447