xref: /openbmc/qemu/tests/unit/test-crypto-pbkdf.c (revision 84369d76)
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
444