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 :
36 : #define my_isascii(c) (!((c) & 0x80))
37 : #define digitp(p) (*(p) >= '0' && *(p) <= '9')
38 : #define hexdigitp(a) (digitp (a) \
39 : || (*(a) >= 'A' && *(a) <= 'F') \
40 : || (*(a) >= 'a' && *(a) <= 'f'))
41 : #define xtoi_1(p) (*(p) <= '9'? (*(p)- '0'): \
42 : *(p) <= 'F'? (*(p)-'A'+10):(*(p)-'a'+10))
43 : #define xtoi_2(p) ((xtoi_1(p) * 16) + xtoi_1((p)+1))
44 : #define xmalloc(a) gcry_xmalloc ((a))
45 : #define xcalloc(a,b) gcry_xcalloc ((a),(b))
46 : #define xstrdup(a) gcry_xstrdup ((a))
47 : #define xfree(a) gcry_free ((a))
48 : #define pass() do { ; } while (0)
49 :
50 : static int verbose;
51 : static int debug;
52 : static int error_count;
53 : static int missing_test_vectors;
54 :
55 : static struct {
56 : int algo;
57 : int gigs;
58 : int bytes;
59 : const char *hex;
60 : } testvectors[] = {
61 : { GCRY_MD_SHA1, 256, -64, "92fc51850c7b750e6e774b75f294f6979d4059f0" },
62 : { GCRY_MD_SHA1, 256, -1, "4bddeeb4c08683f02d4944d93dbcb02ebab50134" },
63 : { GCRY_MD_SHA1, 256, -0, "71b923afde1c8c040884c723a2e3335b333e64c6" },
64 : { GCRY_MD_SHA1, 256, 1, "2d99f9b5b86e9c9c937104f4242bd6b8bc0927ef" },
65 : { GCRY_MD_SHA1, 256, 64, "a60dabe8d749f798b7ec3a684cc3eab487451482" },
66 :
67 : { GCRY_MD_SHA224, 256, -64,
68 : "b5672b54d2480a5688a2dc727a1ad4db7a81ef31ce8999e0bbaeffdc" },
69 : { GCRY_MD_SHA224, 256, -1,
70 : "814ea7159473e6ffc1c64b90026a542e13ac6980f7f3ca3c4582a9b8" },
71 : { GCRY_MD_SHA224, 256, 0,
72 : "9ec0e1829455db8650ec7a8b06912196f97a7358bc3a73c79911cd4e" },
73 : { GCRY_MD_SHA224, 256, 1,
74 : "e578d5d523320876565bbbc892511a485427caee6dd754d57e3e58c2" },
75 : { GCRY_MD_SHA224, 256, 64,
76 : "ff0464df248cd298b63765bc4f87f21e25c93c657fdf3656d3c878e5" },
77 :
78 : { GCRY_MD_SHA256, 256, -64,
79 : "87a9828d3de78d55d252341db2a622908c4e0ceaee9961ecf9768700fc799ec8" },
80 : { GCRY_MD_SHA256, 256, -1,
81 : "823bf95f64ef04a4a77579c38760b1d401b56bf3a8e664bdf56ca15afb468a03" },
82 : { GCRY_MD_SHA256, 256, 0,
83 : "2d0723878cb2c3d5c59dfad910cdb857f4430a6ba2a7d687938d7a20e63dde47" },
84 : { GCRY_MD_SHA256, 256, 1,
85 : "5a2e21b1e79cd866acf53a2a18ca76bd4e02c4b01bf4627354171824c812d95f" },
86 : { GCRY_MD_SHA256, 256, 64,
87 : "34444808af8e9d995e67f9e155ed94bf55f195a51dc1d8a989e6bcf95511c8a2" },
88 :
89 : { GCRY_MD_SHA512, 256, -64,
90 : "e01bf8140874bf240e8426cb2bcbc377cbed2e6037334116637149e1cd8cd462"
91 : "96828b71f32b9f002771d4cb51172ce578b73b7939221e4df655ecd08601e655" },
92 : { GCRY_MD_SHA512, 256, -1,
93 : "4917ff94514b1757705c289fdc3e7d6ffcce5771b20ae237ebc03d2ec9eb435f"
94 : "b7ce9f0e27272be8cced77a5edae1a01a0ad62b0a44169d88bbee45474a17734" },
95 : { GCRY_MD_SHA512, 256, 0,
96 : "1e28e8b3c79f2f47da11f3c0b7da4e7981e7d932db6d17d528a31e191922edda"
97 : "8fc4bb2df10ea876232db5a1c606bc41886e8b2c570a3e721221f60c8c7dc4ab" },
98 : { GCRY_MD_SHA512, 256, 1,
99 : "027d3324dd1cf127770ceb53681f4c70937c9bca4e3acd5fd76cb266c7d4527d"
100 : "58140290a1822e8d60c4d3ae9725fb923183230d6dfd2d7d73c0d74a4757f34a" },
101 : { GCRY_MD_SHA512, 256, 64,
102 : "49920704ea9d6ee19f0742d6c868110fa3eda8ac09f026e9ef22cc731af53020"
103 : "de40eedef66cb1afd94c61e285fa9327e01336e804903740a9145ab1f065c2d5" },
104 :
105 : { 0 }
106 : };
107 :
108 :
109 :
110 : static void
111 0 : die (const char *format, ...)
112 : {
113 : va_list arg_ptr ;
114 :
115 0 : fflush (stdout);
116 0 : fprintf (stderr, "%s: ", PGM);
117 0 : va_start( arg_ptr, format ) ;
118 0 : vfprintf (stderr, format, arg_ptr );
119 0 : va_end(arg_ptr);
120 0 : if (*format && format[strlen(format)-1] != '\n')
121 0 : putc ('\n', stderr);
122 0 : exit (1);
123 : }
124 :
125 : static void
126 0 : fail (const char *format, ...)
127 : {
128 : va_list arg_ptr;
129 :
130 0 : fflush (stdout);
131 0 : fprintf (stderr, "%s: ", PGM);
132 : /* if (wherestr) */
133 : /* fprintf (stderr, "%s: ", wherestr); */
134 0 : va_start (arg_ptr, format);
135 0 : vfprintf (stderr, format, arg_ptr);
136 0 : va_end (arg_ptr);
137 0 : if (*format && format[strlen(format)-1] != '\n')
138 0 : putc ('\n', stderr);
139 0 : error_count++;
140 0 : if (error_count >= 50)
141 0 : die ("stopped after 50 errors.");
142 0 : }
143 :
144 : static void
145 0 : show (const char *format, ...)
146 : {
147 : va_list arg_ptr;
148 :
149 0 : fprintf (stderr, "%s: ", PGM);
150 0 : va_start (arg_ptr, format);
151 0 : vfprintf (stderr, format, arg_ptr);
152 0 : if (*format && format[strlen(format)-1] != '\n')
153 0 : putc ('\n', stderr);
154 0 : va_end (arg_ptr);
155 0 : }
156 :
157 :
158 : static void
159 0 : showhex (const void *buffer, size_t buflen, const char *format, ...)
160 : {
161 : va_list arg_ptr;
162 : const unsigned char *s;
163 :
164 0 : fprintf (stderr, "%s: ", PGM);
165 0 : va_start (arg_ptr, format);
166 0 : vfprintf (stderr, format, arg_ptr);
167 0 : va_end (arg_ptr);
168 :
169 0 : for (s=buffer; buflen; buflen--, s++)
170 0 : fprintf (stderr, "%02x", *s);
171 0 : putc ('\n', stderr);
172 0 : }
173 :
174 :
175 : static void
176 0 : show_note (const char *format, ...)
177 : {
178 : va_list arg_ptr;
179 :
180 0 : if (!verbose && getenv ("srcdir"))
181 0 : fputs (" ", stderr); /* To align above "PASS: ". */
182 : else
183 0 : fprintf (stderr, "%s: ", PGM);
184 0 : va_start (arg_ptr, format);
185 0 : vfprintf (stderr, format, arg_ptr);
186 0 : if (*format && format[strlen(format)-1] != '\n')
187 0 : putc ('\n', stderr);
188 0 : va_end (arg_ptr);
189 0 : }
190 :
191 : /* Convert STRING consisting of hex characters into its binary
192 : representation and return it as an allocated buffer. The valid
193 : length of the buffer is returned at R_LENGTH. The string is
194 : delimited by end of string. The function returns NULL on
195 : error. */
196 : static void *
197 0 : hex2buffer (const char *string, size_t *r_length)
198 : {
199 : const char *s;
200 : unsigned char *buffer;
201 : size_t length;
202 :
203 0 : buffer = xmalloc (strlen(string)/2+1);
204 0 : length = 0;
205 0 : for (s=string; *s; s +=2 )
206 : {
207 0 : if (!hexdigitp (s) || !hexdigitp (s+1))
208 0 : return NULL; /* Invalid hex digits. */
209 0 : ((unsigned char*)buffer)[length++] = xtoi_2 (s);
210 : }
211 0 : *r_length = length;
212 0 : return buffer;
213 : }
214 :
215 :
216 : static void
217 25 : run_selftest (int algo)
218 : {
219 : gpg_error_t err;
220 : size_t n;
221 :
222 25 : n = 1;
223 25 : err = gcry_md_algo_info (algo, GCRYCTL_SELFTEST, NULL, &n);
224 25 : if (err && gpg_err_code (err) != GPG_ERR_NOT_IMPLEMENTED)
225 0 : fail ("extended selftest for %s (%d) failed: %s",
226 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
227 25 : else if (err && verbose)
228 0 : show ("extended selftest for %s (%d) not implemented",
229 : gcry_md_algo_name (algo), algo);
230 25 : else if (verbose)
231 0 : show ("extended selftest for %s (%d) passed",
232 : gcry_md_algo_name (algo), algo);
233 25 : }
234 :
235 : /* Compare DIGEST of length DIGESTLEN generated using ALGO and GIGS
236 : plus BYTES with the test vector and print an error message if the
237 : don't match. Return 0 on match. */
238 : static int
239 0 : cmp_digest (const unsigned char *digest, size_t digestlen,
240 : int algo, int gigs, int bytes)
241 : {
242 : int idx;
243 : unsigned char *tv_digest;
244 0 : size_t tv_digestlen = 0;
245 :
246 0 : for (idx=0; testvectors[idx].algo; idx++)
247 : {
248 0 : if (testvectors[idx].algo == algo
249 0 : && testvectors[idx].gigs == gigs
250 0 : && testvectors[idx].bytes == bytes)
251 0 : break;
252 : }
253 0 : if (!testvectors[idx].algo)
254 : {
255 0 : show ("%d GiB %+3d %-10s warning: %s",
256 : gigs, bytes, gcry_md_algo_name (algo), "no test vector");
257 0 : missing_test_vectors++;
258 0 : return 1;
259 : }
260 :
261 0 : tv_digest = hex2buffer (testvectors[idx].hex, &tv_digestlen);
262 0 : if (tv_digestlen != digestlen) /* Ooops. */
263 : {
264 0 : fail ("%d GiB %+3d %-10s error: %s",
265 : gigs, bytes, gcry_md_algo_name (algo), "digest length mismatch");
266 0 : xfree (tv_digest);
267 0 : return 1;
268 : }
269 0 : if (memcmp (tv_digest, digest, tv_digestlen))
270 : {
271 0 : fail ("%d GiB %+3d %-10s error: %s",
272 : gigs, bytes, gcry_md_algo_name (algo), "mismatch");
273 0 : xfree (tv_digest);
274 0 : return 1;
275 : }
276 0 : xfree (tv_digest);
277 :
278 0 : return 0;
279 : }
280 :
281 :
282 : static void
283 0 : run_longtest (int algo, int gigs)
284 : {
285 : gpg_error_t err;
286 : gcry_md_hd_t hd;
287 0 : gcry_md_hd_t hd_pre = NULL;
288 0 : gcry_md_hd_t hd_pre2 = NULL;
289 0 : gcry_md_hd_t hd_post = NULL;
290 0 : gcry_md_hd_t hd_post2 = NULL;
291 : char pattern[1024];
292 : int i, g;
293 : const unsigned char *digest;
294 : unsigned int digestlen;
295 :
296 0 : memset (pattern, 'a', sizeof pattern);
297 :
298 0 : err = gcry_md_open (&hd, algo, 0);
299 0 : if (err)
300 : {
301 0 : fail ("gcry_md_open failed for %s (%d): %s",
302 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
303 0 : return;
304 : }
305 :
306 0 : digestlen = gcry_md_get_algo_dlen (algo);
307 :
308 :
309 0 : for (g=0; g < gigs; g++)
310 : {
311 0 : if (g == gigs - 1)
312 : {
313 0 : for (i = 0; i < 1024*1023; i++)
314 0 : gcry_md_write (hd, pattern, sizeof pattern);
315 0 : for (i = 0; i < 1023; i++)
316 0 : gcry_md_write (hd, pattern, sizeof pattern);
317 0 : err = gcry_md_copy (&hd_pre, hd);
318 0 : if (!err)
319 0 : err = gcry_md_copy (&hd_pre2, hd);
320 0 : if (err)
321 0 : die ("gcry_md_copy failed for %s (%d): %s",
322 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
323 0 : gcry_md_write (hd, pattern, sizeof pattern);
324 : }
325 : else
326 : {
327 0 : for (i = 0; i < 1024*1024; i++)
328 0 : gcry_md_write (hd, pattern, sizeof pattern);
329 : }
330 0 : if (g && !(g % 16))
331 0 : show_note ("%d GiB so far hashed with %s", g, gcry_md_algo_name (algo));
332 : }
333 0 : if (g >= 16)
334 0 : show_note ("%d GiB hashed with %s", g, gcry_md_algo_name (algo));
335 :
336 0 : err = gcry_md_copy (&hd_post, hd);
337 0 : if (err)
338 0 : die ("gcry_md_copy failed for %s (%d): %s",
339 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
340 0 : err = gcry_md_copy (&hd_post2, hd);
341 0 : if (err)
342 0 : die ("gcry_md_copy failed for %s (%d): %s",
343 : gcry_md_algo_name (algo), algo, gpg_strerror (err));
344 :
345 0 : gcry_md_write (hd_pre2, pattern, sizeof pattern - 64);
346 0 : gcry_md_write (hd_pre, pattern, sizeof pattern - 1);
347 0 : gcry_md_write (hd_post, pattern, 1);
348 0 : gcry_md_write (hd_post2, pattern, 64);
349 :
350 0 : digest = gcry_md_read (hd_pre2, algo);
351 0 : if (cmp_digest (digest, digestlen, algo, gigs, -64) || verbose)
352 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
353 : gigs, -64, gcry_md_algo_name (algo));
354 0 : digest = gcry_md_read (hd_pre, algo);
355 0 : if (cmp_digest (digest, digestlen, algo, gigs, -1) || verbose)
356 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
357 : gigs, -1, gcry_md_algo_name (algo));
358 0 : digest = gcry_md_read (hd, algo);
359 0 : if (cmp_digest (digest, digestlen, algo, gigs, 0) || verbose)
360 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
361 : gigs, 0, gcry_md_algo_name (algo));
362 0 : digest = gcry_md_read (hd_post, algo);
363 0 : if (cmp_digest (digest, digestlen, algo, gigs, 1) || verbose)
364 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
365 : gigs, 1, gcry_md_algo_name (algo));
366 0 : digest = gcry_md_read (hd_post2, algo);
367 0 : if (cmp_digest (digest, digestlen, algo, gigs, 64) || verbose)
368 0 : showhex (digest, digestlen, "%d GiB %+3d %-10s ",
369 : gigs, 64, gcry_md_algo_name (algo));
370 :
371 0 : gcry_md_close (hd);
372 0 : gcry_md_close (hd_pre);
373 0 : gcry_md_close (hd_pre2);
374 0 : gcry_md_close (hd_post);
375 0 : gcry_md_close (hd_post2);
376 : }
377 :
378 :
379 : int
380 1 : main (int argc, char **argv)
381 : {
382 1 : int last_argc = -1;
383 1 : int gigs = 0;
384 1 : int algo = 0;
385 : int idx;
386 :
387 1 : if (argc)
388 1 : { argc--; argv++; }
389 :
390 2 : while (argc && last_argc != argc )
391 : {
392 0 : last_argc = argc;
393 0 : if (!strcmp (*argv, "--"))
394 : {
395 0 : argc--; argv++;
396 0 : break;
397 : }
398 0 : else if (!strcmp (*argv, "--help"))
399 : {
400 0 : fputs ("usage: " PGM " [options] [algos]\n"
401 : "Options:\n"
402 : " --verbose print timings etc.\n"
403 : " --debug flyswatter\n"
404 : " --gigs N Run a test on N GiB\n",
405 : stdout);
406 0 : exit (0);
407 : }
408 0 : else if (!strcmp (*argv, "--verbose"))
409 : {
410 0 : verbose++;
411 0 : argc--; argv++;
412 : }
413 0 : else if (!strcmp (*argv, "--debug"))
414 : {
415 0 : verbose += 2;
416 0 : debug++;
417 0 : argc--; argv++;
418 : }
419 0 : else if (!strcmp (*argv, "--gigs"))
420 : {
421 0 : argc--; argv++;
422 0 : if (argc)
423 : {
424 0 : gigs = atoi (*argv);
425 0 : argc--; argv++;
426 : }
427 : }
428 0 : else if (!strncmp (*argv, "--", 2))
429 0 : die ("unknown option '%s'", *argv);
430 : }
431 :
432 1 : if (gigs < 0 || gigs > 1024*1024)
433 0 : die ("value for --gigs must be in the range 0 to %d", 1024*1024);
434 :
435 1 : gcry_control (GCRYCTL_DISABLE_SECMEM, 0);
436 1 : if (!gcry_check_version (GCRYPT_VERSION))
437 0 : die ("version mismatch\n");
438 1 : if (debug)
439 0 : gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u , 0);
440 1 : gcry_control (GCRYCTL_ENABLE_QUICK_RANDOM, 0);
441 1 : gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
442 :
443 : /* A quick check that all given algorithms are valid. */
444 1 : for (idx=0; idx < argc; idx++)
445 : {
446 0 : algo = gcry_md_map_name (argv[idx]);
447 0 : if (!algo)
448 0 : fail ("invalid algorithm '%s'", argv[idx]);
449 : }
450 1 : if (error_count)
451 0 : exit (1);
452 :
453 : /* Start checking. */
454 1 : start_timer ();
455 1 : if (!argc)
456 : {
457 400 : for (algo=1; algo < 400; algo++)
458 399 : if (!gcry_md_test_algo (algo))
459 : {
460 25 : if (!gigs)
461 25 : run_selftest (algo);
462 : else
463 0 : run_longtest (algo, gigs);
464 : }
465 : }
466 : else
467 : {
468 0 : for (idx=0; idx < argc; idx++)
469 : {
470 0 : algo = gcry_md_map_name (argv[idx]);
471 0 : if (!algo)
472 0 : die ("invalid algorithm '%s'", argv[idx]);
473 :
474 0 : if (!gigs)
475 0 : run_selftest (algo);
476 : else
477 0 : run_longtest (algo, gigs);
478 : }
479 : }
480 1 : stop_timer ();
481 :
482 1 : if (missing_test_vectors)
483 0 : fail ("Some test vectors are missing");
484 :
485 1 : if (verbose)
486 0 : show ("All tests completed in %s. Errors: %d\n",
487 : elapsed_time (1), error_count);
488 1 : return !!error_count;
489 : }
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