Line data Source code
1 : /* hashtest.c - Check the hash fucntions
2 : * Copyright (C) 2013 g10 Code GmbH
3 : *
4 : * This file is part of Libgcrypt.
5 : *
6 : * Libgcrypt is free software; you can redistribute it and/or modify
7 : * it under the terms of the GNU Lesser General Public License as
8 : * published by the Free Software Foundation; either version 2.1 of
9 : * the License, or (at your option) any later version.
10 : *
11 : * Libgcrypt 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
14 : * GNU 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 program; if not, see <http://www.gnu.org/licenses/>.
18 : */
19 :
20 : #ifdef HAVE_CONFIG_H
21 : #include <config.h>
22 : #endif
23 : #include <stdarg.h>
24 : #include <stdio.h>
25 : #include <ctype.h>
26 : #include <stdlib.h>
27 : #include <string.h>
28 : #include <errno.h>
29 :
30 : #include "../src/gcrypt-int.h"
31 :
32 : #include "stopwatch.h"
33 :
34 : #define PGM "hashtest"
35 : #include "t-common.h"
36 :
37 : static int missing_test_vectors;
38 :
39 : static struct {
40 : int algo;
41 : int gigs;
42 : int bytes;
43 : const char *hex;
44 : } testvectors[] = {
45 : { GCRY_MD_SHA1, 256, -64, "92fc51850c7b750e6e774b75f294f6979d4059f0" },
46 : { GCRY_MD_SHA1, 256, -1, "4bddeeb4c08683f02d4944d93dbcb02ebab50134" },
47 : { GCRY_MD_SHA1, 256, -0, "71b923afde1c8c040884c723a2e3335b333e64c6" },
48 : { GCRY_MD_SHA1, 256, 1, "2d99f9b5b86e9c9c937104f4242bd6b8bc0927ef" },
49 : { GCRY_MD_SHA1, 256, 64, "a60dabe8d749f798b7ec3a684cc3eab487451482" },
50 :
51 : { GCRY_MD_SHA224, 256, -64,
52 : "b5672b54d2480a5688a2dc727a1ad4db7a81ef31ce8999e0bbaeffdc" },
53 : { GCRY_MD_SHA224, 256, -1,
54 : "814ea7159473e6ffc1c64b90026a542e13ac6980f7f3ca3c4582a9b8" },
55 : { GCRY_MD_SHA224, 256, 0,
56 : "9ec0e1829455db8650ec7a8b06912196f97a7358bc3a73c79911cd4e" },
57 : { GCRY_MD_SHA224, 256, 1,
58 : "e578d5d523320876565bbbc892511a485427caee6dd754d57e3e58c2" },
59 : { GCRY_MD_SHA224, 256, 64,
60 : "ff0464df248cd298b63765bc4f87f21e25c93c657fdf3656d3c878e5" },
61 :
62 : { GCRY_MD_SHA256, 256, -64,
63 : "87a9828d3de78d55d252341db2a622908c4e0ceaee9961ecf9768700fc799ec8" },
64 : { GCRY_MD_SHA256, 256, -1,
65 : "823bf95f64ef04a4a77579c38760b1d401b56bf3a8e664bdf56ca15afb468a03" },
66 : { GCRY_MD_SHA256, 256, 0,
67 : "2d0723878cb2c3d5c59dfad910cdb857f4430a6ba2a7d687938d7a20e63dde47" },
68 : { GCRY_MD_SHA256, 256, 1,
69 : "5a2e21b1e79cd866acf53a2a18ca76bd4e02c4b01bf4627354171824c812d95f" },
70 : { GCRY_MD_SHA256, 256, 64,
71 : "34444808af8e9d995e67f9e155ed94bf55f195a51dc1d8a989e6bcf95511c8a2" },
72 :
73 : { GCRY_MD_SHA512, 256, -64,
74 : "e01bf8140874bf240e8426cb2bcbc377cbed2e6037334116637149e1cd8cd462"
75 : "96828b71f32b9f002771d4cb51172ce578b73b7939221e4df655ecd08601e655" },
76 : { GCRY_MD_SHA512, 256, -1,
77 : "4917ff94514b1757705c289fdc3e7d6ffcce5771b20ae237ebc03d2ec9eb435f"
78 : "b7ce9f0e27272be8cced77a5edae1a01a0ad62b0a44169d88bbee45474a17734" },
79 : { GCRY_MD_SHA512, 256, 0,
80 : "1e28e8b3c79f2f47da11f3c0b7da4e7981e7d932db6d17d528a31e191922edda"
81 : "8fc4bb2df10ea876232db5a1c606bc41886e8b2c570a3e721221f60c8c7dc4ab" },
82 : { GCRY_MD_SHA512, 256, 1,
83 : "027d3324dd1cf127770ceb53681f4c70937c9bca4e3acd5fd76cb266c7d4527d"
84 : "58140290a1822e8d60c4d3ae9725fb923183230d6dfd2d7d73c0d74a4757f34a" },
85 : { GCRY_MD_SHA512, 256, 64,
86 : "49920704ea9d6ee19f0742d6c868110fa3eda8ac09f026e9ef22cc731af53020"
87 : "de40eedef66cb1afd94c61e285fa9327e01336e804903740a9145ab1f065c2d5" },
88 :
89 : { GCRY_MD_SHA3_512, 256, -64,
90 : "c6e082b3db996dbe5f2c5709818a7f325ef4febd883d7e9c545c06bfa7225198"
91 : "1ecf40103788913cd5a5bdf13246b952ded6651043684b24197eb23544882a97" },
92 : { GCRY_MD_SHA3_512, 256, -1,
93 : "d7bf28e8216bf7d3d0d3969e34078e94b98598e17b6f21f256379389e4eba8ee"
94 : "74eb288774797263fec00bdfd357d132cea9e408be36b982f5a60ab56ad01613" },
95 : { GCRY_MD_SHA3_512, 256, +0,
96 : "c1270852ba7b1e1a3eaa777969b8a65be28c3894537c61eb8cd22b1df6af703d"
97 : "b59939f6adadeb64317faece8167d4817e73daf73e28a5ccd26bebee0a35c322" },
98 : { GCRY_MD_SHA3_512, 256, +1,
99 : "8bdfeb3a1a9a1cdcef21172cbc5bb3b87c0d8f7111df0aaf7f1bc03ad4775bd6"
100 : "a03e0a875c4e7d02d2230c213562c6a57be28d92eaf6e4bea4bc24690454c8ef" },
101 : { GCRY_MD_SHA3_512, 256, +64,
102 : "0c91b91665ceaf7af5102e0ed31aa4f050668ab3c57b1f4763946d567efe66b3"
103 : "ab9a2016cf238dee5b44eae9f0cdfbf7b7a6eb1e759986273243dc35894706b6" },
104 :
105 : { 0 }
106 : };
107 :
108 :
109 : static void
110 0 : showhex (const void *buffer, size_t buflen, const char *format, ...)
111 : {
112 : va_list arg_ptr;
113 : const unsigned char *s;
114 :
115 0 : fprintf (stderr, "%s: ", PGM);
116 0 : va_start (arg_ptr, format);
117 0 : vfprintf (stderr, format, arg_ptr);
118 0 : va_end (arg_ptr);
119 :
120 0 : for (s=buffer; buflen; buflen--, s++)
121 0 : fprintf (stderr, "%02x", *s);
122 0 : putc ('\n', stderr);
123 0 : }
124 :
125 :
126 : static void
127 0 : show_note (const char *format, ...)
128 : {
129 : va_list arg_ptr;
130 :
131 0 : if (!verbose && getenv ("srcdir"))
132 0 : fputs (" ", stderr); /* To align above "PASS: ". */
133 : else
134 0 : fprintf (stderr, "%s: ", PGM);
135 0 : va_start (arg_ptr, format);
136 0 : vfprintf (stderr, format, arg_ptr);
137 0 : if (*format && format[strlen(format)-1] != '\n')
138 0 : putc ('\n', stderr);
139 0 : va_end (arg_ptr);
140 0 : }
141 :
142 : /* Convert STRING consisting of hex characters into its binary
143 : representation and return it as an allocated buffer. The valid
144 : length of the buffer is returned at R_LENGTH. The string is
145 : delimited by end of string. The function returns NULL on
146 : error. */
147 : static void *
148 0 : hex2buffer (const char *string, size_t *r_length)
149 : {
150 : const char *s;
151 : unsigned char *buffer;
152 : size_t length;
153 :
154 0 : buffer = xmalloc (strlen(string)/2+1);
155 0 : length = 0;
156 0 : for (s=string; *s; s +=2 )
157 : {
158 0 : if (!hexdigitp (s) || !hexdigitp (s+1))
159 0 : return NULL; /* Invalid hex digits. */
160 0 : ((unsigned char*)buffer)[length++] = xtoi_2 (s);
161 : }
162 0 : *r_length = length;
163 0 : return buffer;
164 : }
165 :
166 :
167 : static void
168 25 : run_selftest (int algo)
169 : {
170 : gpg_error_t err;
171 : size_t n;
172 :
173 25 : n = 1;
174 25 : err = gcry_md_algo_info (algo, GCRYCTL_SELFTEST, NULL, &n);
175 25 : if (err && gpg_err_code (err) != GPG_ERR_NOT_IMPLEMENTED)
176 0 : fail ("extended selftest for %s (%d) failed: %s",
177 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
178 25 : else if (err && verbose)
179 0 : info ("extended selftest for %s (%d) not implemented",
180 : gcry_md_algo_name (algo), algo);
181 25 : else if (verbose)
182 0 : info ("extended selftest for %s (%d) passed",
183 : gcry_md_algo_name (algo), algo);
184 25 : }
185 :
186 : /* Compare DIGEST of length DIGESTLEN generated using ALGO and GIGS
187 : plus BYTES with the test vector and print an error message if the
188 : don't match. Return 0 on match. */
189 : static int
190 0 : cmp_digest (const unsigned char *digest, size_t digestlen,
191 : int algo, int gigs, int bytes)
192 : {
193 : int idx;
194 : unsigned char *tv_digest;
195 0 : size_t tv_digestlen = 0;
196 :
197 0 : for (idx=0; testvectors[idx].algo; idx++)
198 : {
199 0 : if (testvectors[idx].algo == algo
200 0 : && testvectors[idx].gigs == gigs
201 0 : && testvectors[idx].bytes == bytes)
202 0 : break;
203 : }
204 0 : if (!testvectors[idx].algo)
205 : {
206 0 : info ("%d GiB %+3d %-10s warning: %s",
207 : gigs, bytes, gcry_md_algo_name (algo), "no test vector");
208 0 : missing_test_vectors++;
209 0 : return 1;
210 : }
211 :
212 0 : tv_digest = hex2buffer (testvectors[idx].hex, &tv_digestlen);
213 0 : if (tv_digestlen != digestlen) /* Ooops. */
214 : {
215 0 : fail ("%d GiB %+3d %-10s error: %s",
216 : gigs, bytes, gcry_md_algo_name (algo), "digest length mismatch");
217 0 : xfree (tv_digest);
218 0 : return 1;
219 : }
220 0 : if (memcmp (tv_digest, digest, tv_digestlen))
221 : {
222 0 : fail ("%d GiB %+3d %-10s error: %s",
223 : gigs, bytes, gcry_md_algo_name (algo), "mismatch");
224 0 : xfree (tv_digest);
225 0 : return 1;
226 : }
227 0 : xfree (tv_digest);
228 :
229 0 : return 0;
230 : }
231 :
232 :
233 : static void
234 0 : run_longtest (int algo, int gigs)
235 : {
236 : gpg_error_t err;
237 : gcry_md_hd_t hd;
238 0 : gcry_md_hd_t hd_pre = NULL;
239 0 : gcry_md_hd_t hd_pre2 = NULL;
240 0 : gcry_md_hd_t hd_post = NULL;
241 0 : gcry_md_hd_t hd_post2 = NULL;
242 : char pattern[1024];
243 : int i, g;
244 : const unsigned char *digest;
245 : unsigned int digestlen;
246 :
247 0 : memset (pattern, 'a', sizeof pattern);
248 :
249 0 : err = gcry_md_open (&hd, algo, 0);
250 0 : if (err)
251 : {
252 0 : fail ("gcry_md_open failed for %s (%d): %s",
253 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
254 0 : return;
255 : }
256 :
257 0 : digestlen = gcry_md_get_algo_dlen (algo);
258 :
259 :
260 0 : for (g=0; g < gigs; g++)
261 : {
262 0 : if (g == gigs - 1)
263 : {
264 0 : for (i = 0; i < 1024*1023; i++)
265 0 : gcry_md_write (hd, pattern, sizeof pattern);
266 0 : for (i = 0; i < 1023; i++)
267 0 : gcry_md_write (hd, pattern, sizeof pattern);
268 0 : err = gcry_md_copy (&hd_pre, hd);
269 0 : if (!err)
270 0 : err = gcry_md_copy (&hd_pre2, hd);
271 0 : if (err)
272 0 : die ("gcry_md_copy failed for %s (%d): %s",
273 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
274 0 : gcry_md_write (hd, pattern, sizeof pattern);
275 : }
276 : else
277 : {
278 0 : for (i = 0; i < 1024*1024; i++)
279 0 : gcry_md_write (hd, pattern, sizeof pattern);
280 : }
281 0 : if (g && !(g % 16))
282 0 : show_note ("%d GiB so far hashed with %s", g, gcry_md_algo_name (algo));
283 : }
284 0 : if (g >= 16)
285 0 : show_note ("%d GiB hashed with %s", g, gcry_md_algo_name (algo));
286 :
287 0 : err = gcry_md_copy (&hd_post, hd);
288 0 : if (err)
289 0 : die ("gcry_md_copy failed for %s (%d): %s",
290 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
291 0 : err = gcry_md_copy (&hd_post2, hd);
292 0 : if (err)
293 0 : die ("gcry_md_copy failed for %s (%d): %s",
294 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
295 :
296 0 : gcry_md_write (hd_pre2, pattern, sizeof pattern - 64);
297 0 : gcry_md_write (hd_pre, pattern, sizeof pattern - 1);
298 0 : gcry_md_write (hd_post, pattern, 1);
299 0 : gcry_md_write (hd_post2, pattern, 64);
300 :
301 0 : digest = gcry_md_read (hd_pre2, algo);
302 0 : if (cmp_digest (digest, digestlen, algo, gigs, -64) || verbose)
303 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
304 : gigs, -64, gcry_md_algo_name (algo));
305 0 : digest = gcry_md_read (hd_pre, algo);
306 0 : if (cmp_digest (digest, digestlen, algo, gigs, -1) || verbose)
307 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
308 : gigs, -1, gcry_md_algo_name (algo));
309 0 : digest = gcry_md_read (hd, algo);
310 0 : if (cmp_digest (digest, digestlen, algo, gigs, 0) || verbose)
311 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
312 : gigs, 0, gcry_md_algo_name (algo));
313 0 : digest = gcry_md_read (hd_post, algo);
314 0 : if (cmp_digest (digest, digestlen, algo, gigs, 1) || verbose)
315 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
316 : gigs, 1, gcry_md_algo_name (algo));
317 0 : digest = gcry_md_read (hd_post2, algo);
318 0 : if (cmp_digest (digest, digestlen, algo, gigs, 64) || verbose)
319 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
320 : gigs, 64, gcry_md_algo_name (algo));
321 :
322 0 : gcry_md_close (hd);
323 0 : gcry_md_close (hd_pre);
324 0 : gcry_md_close (hd_pre2);
325 0 : gcry_md_close (hd_post);
326 0 : gcry_md_close (hd_post2);
327 : }
328 :
329 :
330 : int
331 1 : main (int argc, char **argv)
332 : {
333 1 : int last_argc = -1;
334 1 : int gigs = 0;
335 1 : int algo = 0;
336 : int idx;
337 :
338 1 : if (argc)
339 1 : { argc--; argv++; }
340 :
341 2 : while (argc && last_argc != argc )
342 : {
343 0 : last_argc = argc;
344 0 : if (!strcmp (*argv, "--"))
345 : {
346 0 : argc--; argv++;
347 0 : break;
348 : }
349 0 : else if (!strcmp (*argv, "--help"))
350 : {
351 0 : fputs ("usage: " PGM " [options] [algos]\n"
352 : "Options:\n"
353 : " --verbose print timings etc.\n"
354 : " --debug flyswatter\n"
355 : " --gigs N Run a test on N GiB\n",
356 : stdout);
357 0 : exit (0);
358 : }
359 0 : else if (!strcmp (*argv, "--verbose"))
360 : {
361 0 : verbose++;
362 0 : argc--; argv++;
363 : }
364 0 : else if (!strcmp (*argv, "--debug"))
365 : {
366 0 : verbose += 2;
367 0 : debug++;
368 0 : argc--; argv++;
369 : }
370 0 : else if (!strcmp (*argv, "--gigs"))
371 : {
372 0 : argc--; argv++;
373 0 : if (argc)
374 : {
375 0 : gigs = atoi (*argv);
376 0 : argc--; argv++;
377 : }
378 : }
379 0 : else if (!strncmp (*argv, "--", 2))
380 0 : die ("unknown option '%s'", *argv);
381 : }
382 :
383 1 : if (gigs < 0 || gigs > 1024*1024)
384 0 : die ("value for --gigs must be in the range 0 to %d", 1024*1024);
385 :
386 1 : xgcry_control (GCRYCTL_DISABLE_SECMEM, 0);
387 1 : if (!gcry_check_version (GCRYPT_VERSION))
388 0 : die ("version mismatch\n");
389 1 : if (debug)
390 0 : xgcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u , 0);
391 1 : xgcry_control (GCRYCTL_ENABLE_QUICK_RANDOM, 0);
392 1 : xgcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
393 :
394 : /* A quick check that all given algorithms are valid. */
395 1 : for (idx=0; idx < argc; idx++)
396 : {
397 0 : algo = gcry_md_map_name (argv[idx]);
398 0 : if (!algo)
399 0 : fail ("invalid algorithm '%s'", argv[idx]);
400 : }
401 1 : if (error_count)
402 0 : exit (1);
403 :
404 : /* Start checking. */
405 1 : start_timer ();
406 1 : if (!argc)
407 : {
408 400 : for (algo=1; algo < 400; algo++)
409 399 : if (!gcry_md_test_algo (algo))
410 : {
411 25 : if (!gigs)
412 25 : run_selftest (algo);
413 : else
414 0 : run_longtest (algo, gigs);
415 : }
416 : }
417 : else
418 : {
419 0 : for (idx=0; idx < argc; idx++)
420 : {
421 0 : algo = gcry_md_map_name (argv[idx]);
422 0 : if (!algo)
423 0 : die ("invalid algorithm '%s'", argv[idx]);
424 :
425 0 : if (!gigs)
426 0 : run_selftest (algo);
427 : else
428 0 : run_longtest (algo, gigs);
429 : }
430 : }
431 1 : stop_timer ();
432 :
433 1 : if (missing_test_vectors)
434 0 : fail ("Some test vectors are missing");
435 :
436 1 : if (verbose)
437 0 : info ("All tests completed in %s. Errors: %d\n",
438 : elapsed_time (1), error_count);
439 1 : return !!error_count;
440 : }
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