/* * QEMU Crypto cipher algorithms * * Copyright (c) 2015-2016 Red Hat, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, see <http://www.gnu.org/licenses/>. * */ #include "qemu/osdep.h" #include "qapi/error.h" #include "crypto/init.h" #ifndef _WIN32 #include <sys/resource.h> #endif #if ((defined(CONFIG_NETTLE) || defined(CONFIG_GCRYPT)) && \ (defined(_WIN32) || defined(RUSAGE_THREAD))) #include "crypto/pbkdf.h" typedef struct QCryptoPbkdfTestData QCryptoPbkdfTestData; struct QCryptoPbkdfTestData { const char *path; QCryptoHashAlgorithm hash; unsigned int iterations; const char *key; size_t nkey; const char *salt; size_t nsalt; const char *out; size_t nout; bool slow; }; /* This test data comes from cryptsetup package * * $SRC/lib/crypto_backend/pbkdf2_generic.c * * under LGPLv2.1+ license */ static QCryptoPbkdfTestData test_data[] = { /* RFC 3962 test data */ { .path = "/crypto/pbkdf/rfc3962/sha1/iter1", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 1, .key = "password", .nkey = 8, .salt = "ATHENA.MIT.EDUraeburn", .nsalt = 21, .out = "\xcd\xed\xb5\x28\x1b\xb2\xf8\x01" "\x56\x5a\x11\x22\xb2\x56\x35\x15" "\x0a\xd1\xf7\xa0\x4b\xb9\xf3\xa3" "\x33\xec\xc0\xe2\xe1\xf7\x08\x37", .nout = 32 }, { .path = "/crypto/pbkdf/rfc3962/sha1/iter2", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 2, .key = "password", .nkey = 8, .salt = "ATHENA.MIT.EDUraeburn", .nsalt = 21, .out = "\x01\xdb\xee\x7f\x4a\x9e\x24\x3e" "\x98\x8b\x62\xc7\x3c\xda\x93\x5d" "\xa0\x53\x78\xb9\x32\x44\xec\x8f" "\x48\xa9\x9e\x61\xad\x79\x9d\x86", .nout = 32 }, { .path = "/crypto/pbkdf/rfc3962/sha1/iter1200a", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 1200, .key = "password", .nkey = 8, .salt = "ATHENA.MIT.EDUraeburn", .nsalt = 21, .out = "\x5c\x08\xeb\x61\xfd\xf7\x1e\x4e" "\x4e\xc3\xcf\x6b\xa1\xf5\x51\x2b" "\xa7\xe5\x2d\xdb\xc5\xe5\x14\x2f" "\x70\x8a\x31\xe2\xe6\x2b\x1e\x13", .nout = 32 }, { .path = "/crypto/pbkdf/rfc3962/sha1/iter5", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 5, .key = "password", .nkey = 8, .salt = "\0224VxxV4\022", /* "\x1234567878563412 */ .nsalt = 8, .out = "\xd1\xda\xa7\x86\x15\xf2\x87\xe6" "\xa1\xc8\xb1\x20\xd7\x06\x2a\x49" "\x3f\x98\xd2\x03\xe6\xbe\x49\xa6" "\xad\xf4\xfa\x57\x4b\x6e\x64\xee", .nout = 32 }, { .path = "/crypto/pbkdf/rfc3962/sha1/iter1200b", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 64, .salt = "pass phrase equals block size", .nsalt = 29, .out = "\x13\x9c\x30\xc0\x96\x6b\xc3\x2b" "\xa5\x5f\xdb\xf2\x12\x53\x0a\xc9" "\xc5\xec\x59\xf1\xa4\x52\xf5\xcc" "\x9a\xd9\x40\xfe\xa0\x59\x8e\xd1", .nout = 32 }, { .path = "/crypto/pbkdf/rfc3962/sha1/iter1200c", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 65, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\x9c\xca\xd6\xd4\x68\x77\x0c\xd5" "\x1b\x10\xe6\xa6\x87\x21\xbe\x61" "\x1a\x8b\x4d\x28\x26\x01\xdb\x3b" "\x36\xbe\x92\x46\x91\x5e\xc8\x2a", .nout = 32 }, { .path = "/crypto/pbkdf/rfc3962/sha1/iter50", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 50, .key = "\360\235\204\236", /* g-clef ("\xf09d849e) */ .nkey = 4, .salt = "EXAMPLE.COMpianist", .nsalt = 18, .out = "\x6b\x9c\xf2\x6d\x45\x45\x5a\x43" "\xa5\xb8\xbb\x27\x6a\x40\x3b\x39" "\xe7\xfe\x37\xa0\xc4\x1e\x02\xc2" "\x81\xff\x30\x69\xe1\xe9\x4f\x52", .nout = 32 }, /* RFC-6070 test data */ { .path = "/crypto/pbkdf/rfc6070/sha1/iter1", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 1, .key = "password", .nkey = 8, .salt = "salt", .nsalt = 4, .out = "\x0c\x60\xc8\x0f\x96\x1f\x0e\x71\xf3\xa9" "\xb5\x24\xaf\x60\x12\x06\x2f\xe0\x37\xa6", .nout = 20 }, { .path = "/crypto/pbkdf/rfc6070/sha1/iter2", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 2, .key = "password", .nkey = 8, .salt = "salt", .nsalt = 4, .out = "\xea\x6c\x01\x4d\xc7\x2d\x6f\x8c\xcd\x1e" "\xd9\x2a\xce\x1d\x41\xf0\xd8\xde\x89\x57", .nout = 20 }, { .path = "/crypto/pbkdf/rfc6070/sha1/iter4096", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 4096, .key = "password", .nkey = 8, .salt = "salt", .nsalt = 4, .out = "\x4b\x00\x79\x01\xb7\x65\x48\x9a\xbe\xad" "\x49\xd9\x26\xf7\x21\xd0\x65\xa4\x29\xc1", .nout = 20 }, { .path = "/crypto/pbkdf/rfc6070/sha1/iter16777216", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 16777216, .key = "password", .nkey = 8, .salt = "salt", .nsalt = 4, .out = "\xee\xfe\x3d\x61\xcd\x4d\xa4\xe4\xe9\x94" "\x5b\x3d\x6b\xa2\x15\x8c\x26\x34\xe9\x84", .nout = 20, .slow = true, }, { .path = "/crypto/pbkdf/rfc6070/sha1/iter4096a", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 4096, .key = "passwordPASSWORDpassword", .nkey = 24, .salt = "saltSALTsaltSALTsaltSALTsaltSALTsalt", .nsalt = 36, .out = "\x3d\x2e\xec\x4f\xe4\x1c\x84\x9b\x80\xc8" "\xd8\x36\x62\xc0\xe4\x4a\x8b\x29\x1a\x96" "\x4c\xf2\xf0\x70\x38", .nout = 25 }, { .path = "/crypto/pbkdf/rfc6070/sha1/iter4096b", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 4096, .key = "pass\0word", .nkey = 9, .salt = "sa\0lt", .nsalt = 5, .out = "\x56\xfa\x6a\xa7\x55\x48\x09\x9d\xcc\x37" "\xd7\xf0\x34\x25\xe0\xc3", .nout = 16 }, /* non-RFC misc test data */ #ifdef CONFIG_NETTLE { /* empty password test. * Broken with libgcrypt <= 1.5.0, hence CONFIG_NETTLE */ .path = "/crypto/pbkdf/nonrfc/sha1/iter2", .hash = QCRYPTO_HASH_ALG_SHA1, .iterations = 2, .key = "", .nkey = 0, .salt = "salt", .nsalt = 4, .out = "\x13\x3a\x4c\xe8\x37\xb4\xd2\x52\x1e\xe2" "\xbf\x03\xe1\x1c\x71\xca\x79\x4e\x07\x97", .nout = 20 }, #endif { /* Password exceeds block size test */ .path = "/crypto/pbkdf/nonrfc/sha256/iter1200", .hash = QCRYPTO_HASH_ALG_SHA256, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 65, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\x22\x34\x4b\xc4\xb6\xe3\x26\x75" "\xa8\x09\x0f\x3e\xa8\x0b\xe0\x1d" "\x5f\x95\x12\x6a\x2c\xdd\xc3\xfa" "\xcc\x4a\x5e\x6d\xca\x04\xec\x58", .nout = 32 }, { .path = "/crypto/pbkdf/nonrfc/sha512/iter1200", .hash = QCRYPTO_HASH_ALG_SHA512, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 129, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\x0f\xb2\xed\x2c\x0e\x6e\xfb\x7d" "\x7d\x8e\xdd\x58\x01\xb4\x59\x72" "\x99\x92\x16\x30\x5e\xa4\x36\x8d" "\x76\x14\x80\xf3\xe3\x7a\x22\xb9", .nout = 32 }, { .path = "/crypto/pbkdf/nonrfc/sha224/iter1200", .hash = QCRYPTO_HASH_ALG_SHA224, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 129, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\x13\x3b\x88\x0c\x0e\x52\xa2\x41" "\x49\x33\x35\xa6\xc3\x83\xae\x23" "\xf6\x77\x43\x9e\x5b\x30\x92\x3e" "\x4a\x3a\xaa\x24\x69\x3c\xed\x20", .nout = 32 }, { .path = "/crypto/pbkdf/nonrfc/sha384/iter1200", .hash = QCRYPTO_HASH_ALG_SHA384, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 129, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\xfe\xe3\xe1\x84\xc9\x25\x3e\x10" "\x47\xc8\x7d\x53\xc6\xa5\xe3\x77" "\x29\x41\x76\xbd\x4b\xe3\x9b\xac" "\x05\x6c\x11\xdd\x17\xc5\x93\x80", .nout = 32 }, { .path = "/crypto/pbkdf/nonrfc/ripemd160/iter1200", .hash = QCRYPTO_HASH_ALG_RIPEMD160, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 129, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\xd6\xcb\xd8\xa7\xdb\x0c\xa2\x2a" "\x23\x5e\x47\xaf\xdb\xda\xa8\xef" "\xe4\x01\x0d\x6f\xb5\x33\xc8\xbd" "\xce\xbf\x91\x14\x8b\x5c\x48\x41", .nout = 32 }, #if 0 { .path = "/crypto/pbkdf/nonrfc/whirlpool/iter1200", .hash = QCRYPTO_HASH_ALG_WHIRLPOOL, .iterations = 1200, .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", .nkey = 65, .salt = "pass phrase exceeds block size", .nsalt = 30, .out = "\x9c\x1c\x74\xf5\x88\x26\xe7\x6a" "\x53\x58\xf4\x0c\x39\xe7\x80\x89" "\x07\xc0\x31\x19\x9a\x50\xa2\x48" "\xf1\xd9\xfe\x78\x64\xe5\x84\x50", .nout = 32 } #endif }; static inline char hex(int i) { if (i < 10) { return '0' + i; } return 'a' + (i - 10); } static char *hex_string(const uint8_t *bytes, size_t len) { char *hexstr = g_new0(char, len * 2 + 1); size_t i; for (i = 0; i < len; i++) { hexstr[i * 2] = hex((bytes[i] >> 4) & 0xf); hexstr[i * 2 + 1] = hex(bytes[i] & 0xf); } hexstr[len * 2] = '\0'; return hexstr; } static void test_pbkdf(const void *opaque) { const QCryptoPbkdfTestData *data = opaque; size_t nout = data->nout; uint8_t *out = g_new0(uint8_t, nout); gchar *expect, *actual; qcrypto_pbkdf2(data->hash, (uint8_t *)data->key, data->nkey, (uint8_t *)data->salt, data->nsalt, data->iterations, (uint8_t *)out, nout, &error_abort); expect = hex_string((const uint8_t *)data->out, data->nout); actual = hex_string(out, nout); g_assert_cmpstr(actual, ==, expect); g_free(actual); g_free(expect); g_free(out); } static void test_pbkdf_timing(void) { uint8_t key[32]; uint8_t salt[32]; int iters; memset(key, 0x5d, sizeof(key)); memset(salt, 0x7c, sizeof(salt)); iters = qcrypto_pbkdf2_count_iters(QCRYPTO_HASH_ALG_SHA256, key, sizeof(key), salt, sizeof(salt), 32, &error_abort); g_assert(iters >= (1 << 15)); } int main(int argc, char **argv) { size_t i; g_test_init(&argc, &argv, NULL); g_assert(qcrypto_init(NULL) == 0); for (i = 0; i < G_N_ELEMENTS(test_data); i++) { if (!test_data[i].slow || g_test_slow()) { g_test_add_data_func(test_data[i].path, &test_data[i], test_pbkdf); } } if (g_test_slow()) { g_test_add_func("/crypt0/pbkdf/timing", test_pbkdf_timing); } return g_test_run(); } #else int main(int argc, char **argv) { g_test_init(&argc, &argv, NULL); return g_test_run(); } #endif