2 * Copyright (c) 2013 Nicolas George
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public License
8 * as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg 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.
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with FFmpeg; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 /* Optional external libraries; can be enabled using:
22 * make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench */
23 #define USE_crypto 0x01 /* OpenSSL's libcrypto */
24 #define USE_gcrypt 0x02 /* GnuTLS's libgcrypt */
25 #define USE_tomcrypt 0x04 /* LibTomCrypt */
30 #include "libavutil/avutil.h"
31 #include "libavutil/avstring.h"
32 #include "libavutil/crc.h"
33 #include "libavutil/intreadwrite.h"
34 #include "libavutil/timer.h"
37 #define AV_READ_TIME(x) 0
41 #include <unistd.h> /* for getopt */
44 #include "compat/getopt.c"
47 #define MAX_INPUT_SIZE 1048576
48 #define MAX_OUTPUT_SIZE 128
50 static const char *enabled_libs
;
51 static const char *enabled_algos
;
52 static unsigned specified_runs
;
54 static const uint8_t *hardcoded_key
= "FFmpeg is the best program ever.";
56 static void fatal_error(const char *tag
)
58 av_log(NULL
, AV_LOG_ERROR
, "Fatal error: %s\n", tag
);
65 void (*run
)(uint8_t *output
, const uint8_t *input
, unsigned size
);
69 /***************************************************************************
71 ***************************************************************************/
73 #include "libavutil/md5.h"
74 #include "libavutil/sha.h"
75 #include "libavutil/sha512.h"
76 #include "libavutil/ripemd.h"
77 #include "libavutil/aes.h"
79 #define IMPL_USE_lavu IMPL_USE
81 static void run_lavu_md5(uint8_t *output
,
82 const uint8_t *input
, unsigned size
)
84 av_md5_sum(output
, input
, size
);
87 #define DEFINE_LAVU_MD(suffix, type, namespace, hsize) \
88 static void run_lavu_ ## suffix(uint8_t *output, \
89 const uint8_t *input, unsigned size) \
91 static struct type *h; \
92 if (!h && !(h = av_ ## namespace ## _alloc())) \
93 fatal_error("out of memory"); \
94 av_ ## namespace ## _init(h, hsize); \
95 av_ ## namespace ## _update(h, input, size); \
96 av_ ## namespace ## _final(h, output); \
99 DEFINE_LAVU_MD(sha1
, AVSHA
, sha
, 160);
100 DEFINE_LAVU_MD(sha256
, AVSHA
, sha
, 256);
101 DEFINE_LAVU_MD(sha512
, AVSHA512
, sha512
, 512);
102 DEFINE_LAVU_MD(ripemd160
, AVRIPEMD
, ripemd
, 160);
104 static void run_lavu_aes128(uint8_t *output
,
105 const uint8_t *input
, unsigned size
)
107 static struct AVAES
*aes
;
108 if (!aes
&& !(aes
= av_aes_alloc()))
109 fatal_error("out of memory");
110 av_aes_init(aes
, hardcoded_key
, 128, 0);
111 av_aes_crypt(aes
, output
, input
, size
>> 4, NULL
, 0);
114 /***************************************************************************
115 * crypto: OpenSSL's libcrypto
116 ***************************************************************************/
118 #if (USE_EXT_LIBS) & USE_crypto
120 #include <openssl/md5.h>
121 #include <openssl/sha.h>
122 #include <openssl/ripemd.h>
123 #include <openssl/aes.h>
125 #define DEFINE_CRYPTO_WRAPPER(suffix, function) \
126 static void run_crypto_ ## suffix(uint8_t *output, \
127 const uint8_t *input, unsigned size) \
129 function(input, size, output); \
132 DEFINE_CRYPTO_WRAPPER(md5
, MD5
)
133 DEFINE_CRYPTO_WRAPPER(sha1
, SHA1
)
134 DEFINE_CRYPTO_WRAPPER(sha256
, SHA256
)
135 DEFINE_CRYPTO_WRAPPER(sha512
, SHA512
)
136 DEFINE_CRYPTO_WRAPPER(ripemd160
, RIPEMD160
)
138 static void run_crypto_aes128(uint8_t *output
,
139 const uint8_t *input
, unsigned size
)
144 AES_set_encrypt_key(hardcoded_key
, 128, &aes
);
146 for (i
= 0; i
< size
; i
+= 16)
147 AES_encrypt(input
+ i
, output
+ i
, &aes
);
150 #define IMPL_USE_crypto(...) IMPL_USE(__VA_ARGS__)
152 #define IMPL_USE_crypto(...) /* ignore */
155 /***************************************************************************
156 * gcrypt: GnuTLS's libgcrypt
157 ***************************************************************************/
159 #if (USE_EXT_LIBS) & USE_gcrypt
163 #define DEFINE_GCRYPT_WRAPPER(suffix, algo) \
164 static void run_gcrypt_ ## suffix(uint8_t *output, \
165 const uint8_t *input, unsigned size) \
167 gcry_md_hash_buffer(GCRY_MD_ ## algo, output, input, size); \
170 DEFINE_GCRYPT_WRAPPER(md5
, MD5
)
171 DEFINE_GCRYPT_WRAPPER(sha1
, SHA1
)
172 DEFINE_GCRYPT_WRAPPER(sha256
, SHA256
)
173 DEFINE_GCRYPT_WRAPPER(sha512
, SHA512
)
174 DEFINE_GCRYPT_WRAPPER(ripemd160
, RMD160
)
176 static void run_gcrypt_aes128(uint8_t *output
,
177 const uint8_t *input
, unsigned size
)
179 static gcry_cipher_hd_t aes
;
181 gcry_cipher_open(&aes
, GCRY_CIPHER_AES128
, GCRY_CIPHER_MODE_ECB
, 0);
182 gcry_cipher_setkey(aes
, hardcoded_key
, 16);
183 gcry_cipher_encrypt(aes
, output
, size
, input
, size
);
186 #define IMPL_USE_gcrypt(...) IMPL_USE(__VA_ARGS__)
188 #define IMPL_USE_gcrypt(...) /* ignore */
191 /***************************************************************************
192 * tomcrypt: LibTomCrypt
193 ***************************************************************************/
195 #if (USE_EXT_LIBS) & USE_tomcrypt
197 #include <tomcrypt.h>
199 #define DEFINE_TOMCRYPT_WRAPPER(suffix, namespace, algo) \
200 static void run_tomcrypt_ ## suffix(uint8_t *output, \
201 const uint8_t *input, unsigned size) \
204 namespace ## _init(&md); \
205 namespace ## _process(&md, input, size); \
206 namespace ## _done(&md, output); \
209 DEFINE_TOMCRYPT_WRAPPER(md5
, md5
, MD5
)
210 DEFINE_TOMCRYPT_WRAPPER(sha1
, sha1
, SHA1
)
211 DEFINE_TOMCRYPT_WRAPPER(sha256
, sha256
, SHA256
)
212 DEFINE_TOMCRYPT_WRAPPER(sha512
, sha512
, SHA512
)
213 DEFINE_TOMCRYPT_WRAPPER(ripemd160
, rmd160
, RIPEMD160
)
215 static void run_tomcrypt_aes128(uint8_t *output
,
216 const uint8_t *input
, unsigned size
)
221 aes_setup(hardcoded_key
, 16, 0, &aes
);
223 for (i
= 0; i
< size
; i
+= 16)
224 aes_ecb_encrypt(input
+ i
, output
+ i
, &aes
);
227 #define IMPL_USE_tomcrypt(...) IMPL_USE(__VA_ARGS__)
229 #define IMPL_USE_tomcrypt(...) /* ignore */
232 /***************************************************************************
234 ***************************************************************************/
236 static unsigned crc32(const uint8_t *data
, unsigned size
)
238 return av_crc(av_crc_get_table(AV_CRC_32_IEEE
), 0, data
, size
);
241 static void run_implementation(const uint8_t *input
, uint8_t *output
,
242 struct hash_impl
*impl
, unsigned size
)
245 unsigned nruns
= specified_runs
? specified_runs
: (1 << 30) / size
;
246 unsigned outlen
= 0, outcrc
= 0;
248 double mtime
, ttime
= 0, ttime2
= 0, stime
;
249 uint8_t outref
[MAX_OUTPUT_SIZE
];
251 if (enabled_libs
&& !av_stristr(enabled_libs
, impl
->lib
) ||
252 enabled_algos
&& !av_stristr(enabled_algos
, impl
->name
))
254 if (!sscanf(impl
->output
, "crc:%x", &outcrc
)) {
255 outlen
= strlen(impl
->output
) / 2;
256 for (i
= 0; i
< outlen
; i
++) {
257 sscanf(impl
->output
+ i
* 2, "%02x", &val
);
261 for (i
= 0; i
< 8; i
++) /* heat caches */
262 impl
->run(output
, input
, size
);
263 for (i
= 0; i
< nruns
; i
++) {
264 memset(output
, 0, size
); /* avoid leftovers from previous runs */
266 impl
->run(output
, input
, size
);
268 if (outlen
? memcmp(output
, outref
, outlen
) :
269 crc32(output
, size
) != outcrc
) {
270 fprintf(stderr
, "Expected: ");
272 for (j
= 0; j
< outlen
; j
++)
273 fprintf(stderr
, "%02x", output
[j
]);
275 fprintf(stderr
, "%08x", crc32(output
, size
));
276 fprintf(stderr
, "\n");
277 fatal_error("output mismatch");
279 mtime
= (double)(t1
- t0
) / size
;
281 ttime2
+= mtime
* mtime
;
286 stime
= sqrt(ttime2
- ttime
* ttime
);
287 printf("%-10s %-12s size: %7d runs: %6d time: %8.3f +- %.3f\n",
288 impl
->lib
, impl
->name
, size
, nruns
, ttime
, stime
);
292 #define IMPL_USE(lib, name, symbol, output) \
293 { #lib, name, run_ ## lib ## _ ## symbol, output },
294 #define IMPL(lib, ...) IMPL_USE_ ## lib(lib, __VA_ARGS__)
295 #define IMPL_ALL(...) \
296 IMPL(lavu, __VA_ARGS__) \
297 IMPL(crypto, __VA_ARGS__) \
298 IMPL(gcrypt, __VA_ARGS__) \
299 IMPL(tomcrypt, __VA_ARGS__)
301 struct hash_impl implementations
[] = {
302 IMPL_ALL("MD5", md5
, "aa26ff5b895356bcffd9292ba9f89e66")
303 IMPL_ALL("SHA-1", sha1
, "1fd8bd1fa02f5b0fe916b0d71750726b096c5744")
304 IMPL_ALL("SHA-256", sha256
, "14028ac673b3087e51a1d407fbf0df4deeec8f217119e13b07bf2138f93db8c5")
305 IMPL_ALL("SHA-512", sha512
, "3afdd44a80d99af15c87bd724cb717243193767835ce866dd5d58c02d674bb57"
306 "7c25b9e118c200a189fcd5a01ef106a4e200061f3e97dbf50ba065745fd46bef")
307 IMPL_ALL("RIPEMD-160", ripemd160
, "62a5321e4fc8784903bb43ab7752c75f8b25af00")
308 IMPL_ALL("AES-128", aes128
, "crc:ff6bc888")
311 int main(int argc
, char **argv
)
313 uint8_t *input
= av_malloc(MAX_INPUT_SIZE
* 2);
314 uint8_t *output
= input
+ MAX_INPUT_SIZE
;
315 unsigned i
, impl
, size
;
318 while ((opt
= getopt(argc
, argv
, "hl:a:r:")) != -1) {
321 enabled_libs
= optarg
;
324 enabled_algos
= optarg
;
327 specified_runs
= strtol(optarg
, NULL
, 0);
331 fprintf(stderr
, "Usage: %s [-l libs] [-a algos] [-r runs]\n",
333 if ((USE_EXT_LIBS
)) {
335 snprintf(buf
, sizeof(buf
), "%s%s%s",
336 ((USE_EXT_LIBS
) & USE_crypto
) ? "+crypto" : "",
337 ((USE_EXT_LIBS
) & USE_gcrypt
) ? "+gcrypt" : "",
338 ((USE_EXT_LIBS
) & USE_tomcrypt
) ? "+tomcrypt" : "");
339 fprintf(stderr
, "Built with the following external libraries:\n"
340 "make VERSUS=%s\n", buf
+ 1);
342 fprintf(stderr
, "Built without external libraries; use\n"
343 "make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench\n"
344 "to enable them.\n");
351 fatal_error("out of memory");
352 for (i
= 0; i
< MAX_INPUT_SIZE
; i
+= 4)
353 AV_WB32(input
+ i
, i
);
355 size
= MAX_INPUT_SIZE
;
356 for (impl
= 0; impl
< FF_ARRAY_ELEMS(implementations
); impl
++)
357 run_implementation(input
, output
, &implementations
[impl
], size
);