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test-crypto-pbkdf.c (13621B)

      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     {
    233         /* empty password test. */
    234         .path = "/crypto/pbkdf/nonrfc/sha1/iter2",
    235         .hash = QCRYPTO_HASH_ALG_SHA1,
    236         .iterations = 2,
    237         .key = "",
    238         .nkey = 0,
    239         .salt = "salt",
    240         .nsalt = 4,
    241         .out = "\x13\x3a\x4c\xe8\x37\xb4\xd2\x52\x1e\xe2"
    242                "\xbf\x03\xe1\x1c\x71\xca\x79\x4e\x07\x97",
    243         .nout = 20
    244     },
    245     {
    246         /* Password exceeds block size test */
    247         .path = "/crypto/pbkdf/nonrfc/sha256/iter1200",
    248         .hash = QCRYPTO_HASH_ALG_SHA256,
    249         .iterations = 1200,
    250         .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    251                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
    252         .nkey = 65,
    253         .salt = "pass phrase exceeds block size",
    254         .nsalt = 30,
    255         .out = "\x22\x34\x4b\xc4\xb6\xe3\x26\x75"
    256                "\xa8\x09\x0f\x3e\xa8\x0b\xe0\x1d"
    257                "\x5f\x95\x12\x6a\x2c\xdd\xc3\xfa"
    258                "\xcc\x4a\x5e\x6d\xca\x04\xec\x58",
    259         .nout = 32
    260     },
    261     {
    262         .path = "/crypto/pbkdf/nonrfc/sha512/iter1200",
    263         .hash = QCRYPTO_HASH_ALG_SHA512,
    264         .iterations = 1200,
    265         .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    266                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    267                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    268                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
    269         .nkey = 129,
    270         .salt = "pass phrase exceeds block size",
    271         .nsalt = 30,
    272         .out = "\x0f\xb2\xed\x2c\x0e\x6e\xfb\x7d"
    273                "\x7d\x8e\xdd\x58\x01\xb4\x59\x72"
    274                "\x99\x92\x16\x30\x5e\xa4\x36\x8d"
    275                "\x76\x14\x80\xf3\xe3\x7a\x22\xb9",
    276         .nout = 32
    277     },
    278     {
    279         .path = "/crypto/pbkdf/nonrfc/sha224/iter1200",
    280         .hash = QCRYPTO_HASH_ALG_SHA224,
    281         .iterations = 1200,
    282         .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    283                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    284                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    285                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
    286         .nkey = 129,
    287         .salt = "pass phrase exceeds block size",
    288         .nsalt = 30,
    289         .out = "\x13\x3b\x88\x0c\x0e\x52\xa2\x41"
    290                "\x49\x33\x35\xa6\xc3\x83\xae\x23"
    291                "\xf6\x77\x43\x9e\x5b\x30\x92\x3e"
    292                "\x4a\x3a\xaa\x24\x69\x3c\xed\x20",
    293         .nout = 32
    294     },
    295     {
    296         .path = "/crypto/pbkdf/nonrfc/sha384/iter1200",
    297         .hash = QCRYPTO_HASH_ALG_SHA384,
    298         .iterations = 1200,
    299         .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    300                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    301                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    302                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
    303         .nkey = 129,
    304         .salt = "pass phrase exceeds block size",
    305         .nsalt = 30,
    306         .out = "\xfe\xe3\xe1\x84\xc9\x25\x3e\x10"
    307                "\x47\xc8\x7d\x53\xc6\xa5\xe3\x77"
    308                "\x29\x41\x76\xbd\x4b\xe3\x9b\xac"
    309                "\x05\x6c\x11\xdd\x17\xc5\x93\x80",
    310         .nout = 32
    311     },
    312     {
    313         .path = "/crypto/pbkdf/nonrfc/ripemd160/iter1200",
    314         .hash = QCRYPTO_HASH_ALG_RIPEMD160,
    315         .iterations = 1200,
    316         .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    317                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    318                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    319                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
    320         .nkey = 129,
    321         .salt = "pass phrase exceeds block size",
    322         .nsalt = 30,
    323         .out = "\xd6\xcb\xd8\xa7\xdb\x0c\xa2\x2a"
    324                "\x23\x5e\x47\xaf\xdb\xda\xa8\xef"
    325                "\xe4\x01\x0d\x6f\xb5\x33\xc8\xbd"
    326                "\xce\xbf\x91\x14\x8b\x5c\x48\x41",
    327         .nout = 32
    328     },
    329 #if 0
    330     {
    331         .path = "/crypto/pbkdf/nonrfc/whirlpool/iter1200",
    332         .hash = QCRYPTO_HASH_ALG_WHIRLPOOL,
    333         .iterations = 1200,
    334         .key = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    335                "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
    336         .nkey = 65,
    337         .salt = "pass phrase exceeds block size",
    338         .nsalt = 30,
    339         .out = "\x9c\x1c\x74\xf5\x88\x26\xe7\x6a"
    340                "\x53\x58\xf4\x0c\x39\xe7\x80\x89"
    341                "\x07\xc0\x31\x19\x9a\x50\xa2\x48"
    342                "\xf1\xd9\xfe\x78\x64\xe5\x84\x50",
    343         .nout = 32
    344     }
    345 #endif
    346 };
    347 
    348 
    349 static inline char hex(int i)
    350 {
    351     if (i < 10) {
    352         return '0' + i;
    353     }
    354     return 'a' + (i - 10);
    355 }
    356 
    357 static char *hex_string(const uint8_t *bytes,
    358                         size_t len)
    359 {
    360     char *hexstr = g_new0(char, len * 2 + 1);
    361     size_t i;
    362 
    363     for (i = 0; i < len; i++) {
    364         hexstr[i * 2] = hex((bytes[i] >> 4) & 0xf);
    365         hexstr[i * 2 + 1] = hex(bytes[i] & 0xf);
    366     }
    367     hexstr[len * 2] = '\0';
    368 
    369     return hexstr;
    370 }
    371 
    372 static void test_pbkdf(const void *opaque)
    373 {
    374     const QCryptoPbkdfTestData *data = opaque;
    375     size_t nout = data->nout;
    376     uint8_t *out = g_new0(uint8_t, nout);
    377     gchar *expect, *actual;
    378 
    379     qcrypto_pbkdf2(data->hash,
    380                    (uint8_t *)data->key, data->nkey,
    381                    (uint8_t *)data->salt, data->nsalt,
    382                    data->iterations,
    383                    (uint8_t *)out, nout,
    384                    &error_abort);
    385 
    386     expect = hex_string((const uint8_t *)data->out, data->nout);
    387     actual = hex_string(out, nout);
    388 
    389     g_assert_cmpstr(actual, ==, expect);
    390 
    391     g_free(actual);
    392     g_free(expect);
    393     g_free(out);
    394 }
    395 
    396 
    397 static void test_pbkdf_timing(void)
    398 {
    399     uint8_t key[32];
    400     uint8_t salt[32];
    401     int iters;
    402 
    403     memset(key, 0x5d, sizeof(key));
    404     memset(salt, 0x7c, sizeof(salt));
    405 
    406     iters = qcrypto_pbkdf2_count_iters(QCRYPTO_HASH_ALG_SHA256,
    407                                        key, sizeof(key),
    408                                        salt, sizeof(salt),
    409                                        32,
    410                                        &error_abort);
    411 
    412     g_assert(iters >= (1 << 15));
    413 }
    414 
    415 
    416 int main(int argc, char **argv)
    417 {
    418     size_t i;
    419 
    420     g_test_init(&argc, &argv, NULL);
    421 
    422     g_assert(qcrypto_init(NULL) == 0);
    423 
    424     for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
    425         if (!test_data[i].slow ||
    426             g_test_slow()) {
    427             g_test_add_data_func(test_data[i].path, &test_data[i], test_pbkdf);
    428         }
    429     }
    430 
    431     if (g_test_slow()) {
    432         g_test_add_func("/crypt0/pbkdf/timing", test_pbkdf_timing);
    433     }
    434 
    435     return g_test_run();
    436 }
    437 #else
    438 int main(int argc, char **argv)
    439 {
    440     g_test_init(&argc, &argv, NULL);
    441     return g_test_run();
    442 }
    443 #endif