WebSVN – Kolibri OS – Blame – /contrib/sdk/sources/ffmpeg/tools/crypto_bench.c

Rev	Author	Line No.	Line
4349	Serge	1	/*
		2	* Copyright (c) 2013 Nicolas George
		3	*
		4	* This file is part of FFmpeg.
		5	*
		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.
		10	*
		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.
		15	*
		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
		19	*/
		20
		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 */
		26
		27	#include
		28	#include
		29
		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"
		35
		36	#if HAVE_UNISTD_H
		37	#include /* for getopt */
		38	#endif
		39	#if !HAVE_GETOPT
		40	#include "compat/getopt.c"
		41	#endif
		42
		43	#define MAX_INPUT_SIZE 1048576
		44	#define MAX_OUTPUT_SIZE 128
		45
		46	static const char *enabled_libs;
		47	static const char *enabled_algos;
		48	static unsigned specified_runs;
		49
		50	static const uint8_t *hardcoded_key = "FFmpeg is the best program ever.";
		51
		52	static void fatal_error(const char *tag)
		53	{
		54	av_log(NULL, AV_LOG_ERROR, "Fatal error: %s\n", tag);
		55	exit(1);
		56	}
		57
		58	struct hash_impl {
		59	const char *lib;
		60	const char *name;
		61	void (run)(uint8_t output, const uint8_t *input, unsigned size);
		62	const char *output;
		63	};
		64
		65	/***************************************************************************
		66	* lavu: libavutil
		67	***************************************************************************/
		68
		69	#include "libavutil/md5.h"
		70	#include "libavutil/sha.h"
		71	#include "libavutil/sha512.h"
		72	#include "libavutil/ripemd.h"
		73	#include "libavutil/aes.h"
		74
		75	#define IMPL_USE_lavu IMPL_USE
		76
		77	static void run_lavu_md5(uint8_t *output,
		78	const uint8_t *input, unsigned size)
		79	{
		80	av_md5_sum(output, input, size);
		81	}
		82
		83	#define DEFINE_LAVU_MD(suffix, type, namespace, hsize) \
		84	static void run_lavu_ ## suffix(uint8_t *output, \
		85	const uint8_t *input, unsigned size) \
		86	{ \
		87	static struct type *h; \
		88	if (!h && !(h = av_ ## namespace ## _alloc())) \
		89	fatal_error("out of memory"); \
		90	av_ ## namespace ## _init(h, hsize); \
		91	av_ ## namespace ## _update(h, input, size); \
		92	av_ ## namespace ## _final(h, output); \
		93	}
		94
		95	DEFINE_LAVU_MD(sha1, AVSHA, sha, 160);
		96	DEFINE_LAVU_MD(sha256, AVSHA, sha, 256);
		97	DEFINE_LAVU_MD(sha512, AVSHA512, sha512, 512);
		98	DEFINE_LAVU_MD(ripemd160, AVRIPEMD, ripemd, 160);
		99
		100	static void run_lavu_aes128(uint8_t *output,
		101	const uint8_t *input, unsigned size)
		102	{
		103	static struct AVAES *aes;
		104	if (!aes && !(aes = av_aes_alloc()))
		105	fatal_error("out of memory");
		106	av_aes_init(aes, hardcoded_key, 128, 0);
		107	av_aes_crypt(aes, output, input, size >> 4, NULL, 0);
		108	}
		109
		110	/***************************************************************************
		111	* crypto: OpenSSL's libcrypto
		112	***************************************************************************/
		113
		114	#if (USE_EXT_LIBS) & USE_crypto
		115
		116	#include
		117	#include
		118	#include
		119	#include
		120
		121	#define DEFINE_CRYPTO_WRAPPER(suffix, function) \
		122	static void run_crypto_ ## suffix(uint8_t *output, \
		123	const uint8_t *input, unsigned size) \
		124	{ \
		125	function(input, size, output); \
		126	}
		127
		128	DEFINE_CRYPTO_WRAPPER(md5, MD5)
		129	DEFINE_CRYPTO_WRAPPER(sha1, SHA1)
		130	DEFINE_CRYPTO_WRAPPER(sha256, SHA256)
		131	DEFINE_CRYPTO_WRAPPER(sha512, SHA512)
		132	DEFINE_CRYPTO_WRAPPER(ripemd160, RIPEMD160)
		133
		134	static void run_crypto_aes128(uint8_t *output,
		135	const uint8_t *input, unsigned size)
		136	{
		137	AES_KEY aes;
		138	unsigned i;
		139
		140	AES_set_encrypt_key(hardcoded_key, 128, &aes);
		141	size -= 15;
		142	for (i = 0; i < size; i += 16)
		143	AES_encrypt(input + i, output + i, &aes);
		144	}
		145
		146	#define IMPL_USE_crypto(...) IMPL_USE(__VA_ARGS__)
		147	#else
		148	#define IMPL_USE_crypto(...) /* ignore */
		149	#endif
		150
		151	/***************************************************************************
		152	* gcrypt: GnuTLS's libgcrypt
		153	***************************************************************************/
		154
		155	#if (USE_EXT_LIBS) & USE_gcrypt
		156
		157	#include
		158
		159	#define DEFINE_GCRYPT_WRAPPER(suffix, algo) \
		160	static void run_gcrypt_ ## suffix(uint8_t *output, \
		161	const uint8_t *input, unsigned size) \
		162	{ \
		163	gcry_md_hash_buffer(GCRY_MD_ ## algo, output, input, size); \
		164	}
		165
		166	DEFINE_GCRYPT_WRAPPER(md5, MD5)
		167	DEFINE_GCRYPT_WRAPPER(sha1, SHA1)
		168	DEFINE_GCRYPT_WRAPPER(sha256, SHA256)
		169	DEFINE_GCRYPT_WRAPPER(sha512, SHA512)
		170	DEFINE_GCRYPT_WRAPPER(ripemd160, RMD160)
		171
		172	static void run_gcrypt_aes128(uint8_t *output,
		173	const uint8_t *input, unsigned size)
		174	{
		175	static gcry_cipher_hd_t aes;
		176	if (aes == NULL)
		177	gcry_cipher_open(&aes, GCRY_CIPHER_AES128, GCRY_CIPHER_MODE_ECB, 0);
		178	gcry_cipher_setkey(aes, hardcoded_key, 16);
		179	gcry_cipher_encrypt(aes, output, size, input, size);
		180	}
		181
		182	#define IMPL_USE_gcrypt(...) IMPL_USE(__VA_ARGS__)
		183	#else
		184	#define IMPL_USE_gcrypt(...) /* ignore */
		185	#endif
		186
		187	/***************************************************************************
		188	* tomcrypt: LibTomCrypt
		189	***************************************************************************/
		190
		191	#if (USE_EXT_LIBS) & USE_tomcrypt
		192
		193	#include
		194
		195	#define DEFINE_TOMCRYPT_WRAPPER(suffix, namespace, algo) \
		196	static void run_tomcrypt_ ## suffix(uint8_t *output, \
		197	const uint8_t *input, unsigned size) \
		198	{ \
		199	hash_state md; \
		200	namespace ## _init(&md); \
		201	namespace ## _process(&md, input, size); \
		202	namespace ## _done(&md, output); \
		203	}
		204
		205	DEFINE_TOMCRYPT_WRAPPER(md5, md5, MD5)
		206	DEFINE_TOMCRYPT_WRAPPER(sha1, sha1, SHA1)
		207	DEFINE_TOMCRYPT_WRAPPER(sha256, sha256, SHA256)
		208	DEFINE_TOMCRYPT_WRAPPER(sha512, sha512, SHA512)
		209	DEFINE_TOMCRYPT_WRAPPER(ripemd160, rmd160, RIPEMD160)
		210
		211	static void run_tomcrypt_aes128(uint8_t *output,
		212	const uint8_t *input, unsigned size)
		213	{
		214	symmetric_key aes;
		215	unsigned i;
		216
		217	aes_setup(hardcoded_key, 16, 0, &aes);
		218	size -= 15;
		219	for (i = 0; i < size; i += 16)
		220	aes_ecb_encrypt(input + i, output + i, &aes);
		221	}
		222
		223	#define IMPL_USE_tomcrypt(...) IMPL_USE(__VA_ARGS__)
		224	#else
		225	#define IMPL_USE_tomcrypt(...) /* ignore */
		226	#endif
		227
		228	/***************************************************************************
		229	* Driver code
		230	***************************************************************************/
		231
		232	static unsigned crc32(const uint8_t *data, unsigned size)
		233	{
		234	return av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0, data, size);
		235	}
		236
		237	static void run_implementation(const uint8_t input, uint8_t output,
		238	struct hash_impl *impl, unsigned size)
		239	{
		240	uint64_t t0, t1;
		241	unsigned nruns = specified_runs ? specified_runs : (1 << 30) / size;
		242	unsigned outlen = 0, outcrc = 0;
		243	unsigned i, j, val;
		244	double mtime, ttime = 0, ttime2 = 0, stime;
		245	uint8_t outref[MAX_OUTPUT_SIZE];
		246
		247	if (enabled_libs && !av_stristr(enabled_libs, impl->lib) \|\|
		248	enabled_algos && !av_stristr(enabled_algos, impl->name))
		249	return;
		250	if (!sscanf(impl->output, "crc:%x", &outcrc)) {
		251	outlen = strlen(impl->output) / 2;
		252	for (i = 0; i < outlen; i++) {
		253	sscanf(impl->output + i * 2, "%02x", &val);
		254	outref[i] = val;
		255	}
		256	}
		257	for (i = 0; i < 8; i++) /* heat caches */
		258	impl->run(output, input, size);
		259	for (i = 0; i < nruns; i++) {
		260	memset(output, 0, size); /* avoid leftovers from previous runs */
		261	t0 = AV_READ_TIME();
		262	impl->run(output, input, size);
		263	t1 = AV_READ_TIME();
		264	if (outlen ? memcmp(output, outref, outlen) :
		265	crc32(output, size) != outcrc) {
		266	fprintf(stderr, "Expected: ");
		267	if (outlen)
		268	for (j = 0; j < outlen; j++)
		269	fprintf(stderr, "%02x", output[j]);
		270	else
		271	fprintf(stderr, "%08x", crc32(output, size));
		272	fprintf(stderr, "\n");
		273	fatal_error("output mismatch");
		274	}
		275	mtime = (double)(t1 - t0) / size;
		276	ttime += mtime;
		277	ttime2 += mtime * mtime;
		278	}
		279
		280	ttime /= nruns;
		281	ttime2 /= nruns;
		282	stime = sqrt(ttime2 - ttime * ttime);
		283	printf("%-10s %-12s size: %7d runs: %6d time: %8.3f +- %.3f\n",
		284	impl->lib, impl->name, size, nruns, ttime, stime);
		285	fflush(stdout);
		286	}
		287
		288	#define IMPL_USE(lib, name, symbol, output) \
		289	{ #lib, name, run_ ## lib ## _ ## symbol, output },
		290	#define IMPL(lib, ...) IMPL_USE_ ## lib(lib, __VA_ARGS__)
		291	#define IMPL_ALL(...) \
		292	IMPL(lavu, __VA_ARGS__) \
		293	IMPL(crypto, __VA_ARGS__) \
		294	IMPL(gcrypt, __VA_ARGS__) \
		295	IMPL(tomcrypt, __VA_ARGS__)
		296
		297	struct hash_impl implementations[] = {
		298	IMPL_ALL("MD5", md5, "aa26ff5b895356bcffd9292ba9f89e66")
		299	IMPL_ALL("SHA-1", sha1, "1fd8bd1fa02f5b0fe916b0d71750726b096c5744")
		300	IMPL_ALL("SHA-256", sha256, "14028ac673b3087e51a1d407fbf0df4deeec8f217119e13b07bf2138f93db8c5")
		301	IMPL_ALL("SHA-512", sha512, "3afdd44a80d99af15c87bd724cb717243193767835ce866dd5d58c02d674bb57"
		302	"7c25b9e118c200a189fcd5a01ef106a4e200061f3e97dbf50ba065745fd46bef")
		303	IMPL_ALL("RIPEMD-160", ripemd160, "62a5321e4fc8784903bb43ab7752c75f8b25af00")
		304	IMPL_ALL("AES-128", aes128, "crc:ff6bc888")
		305	};
		306
		307	int main(int argc, char **argv)
		308	{
		309	uint8_t input = av_malloc(MAX_INPUT_SIZE 2);
		310	uint8_t *output = input + MAX_INPUT_SIZE;
		311	unsigned i, impl, size;
		312	int opt;
		313
		314	while ((opt = getopt(argc, argv, "hl:a:r:")) != -1) {
		315	switch (opt) {
		316	case 'l':
		317	enabled_libs = optarg;
		318	break;
		319	case 'a':
		320	enabled_algos = optarg;
		321	break;
		322	case 'r':
		323	specified_runs = strtol(optarg, NULL, 0);
		324	break;
		325	case 'h':
		326	default:
		327	fprintf(stderr, "Usage: %s [-l libs] [-a algos] [-r runs]\n",
		328	argv[0]);
		329	if ((USE_EXT_LIBS)) {
		330	char buf[1024];
		331	snprintf(buf, sizeof(buf), "%s%s%s",
		332	((USE_EXT_LIBS) & USE_crypto) ? "+crypto" : "",
		333	((USE_EXT_LIBS) & USE_gcrypt) ? "+gcrypt" : "",
		334	((USE_EXT_LIBS) & USE_tomcrypt) ? "+tomcrypt" : "");
		335	fprintf(stderr, "Built with the following external libraries:\n"
		336	"make VERSUS=%s\n", buf + 1);
		337	} else {
		338	fprintf(stderr, "Built without external libraries; use\n"
		339	"make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench\n"
		340	"to enable them.\n");
		341	}
		342	exit(opt != 'h');
		343	}
		344	}
		345
		346	if (!input)
		347	fatal_error("out of memory");
		348	for (i = 0; i < MAX_INPUT_SIZE; i += 4)
		349	AV_WB32(input + i, i);
		350
		351	size = MAX_INPUT_SIZE;
		352	for (impl = 0; impl < FF_ARRAY_ELEMS(implementations); impl++)
		353	run_implementation(input, output, &implementations[impl], size);
		354
		355	av_free(input);
		356
		357	return 0;
		358	}

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(root)/contrib/sdk/sources/ffmpeg/tools/crypto_bench.c @ 5366 – Rev 4349