mirror of
https://git.videolan.org/git/ffmpeg.git
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![James Almer](/assets/img/avatar_default.png)
Reviewed-by: Nicolas George <george@nsup.org> Signed-off-by: James Almer <jamrial@gmail.com>
592 lines
20 KiB
C
592 lines
20 KiB
C
/*
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* Copyright (c) 2013 Nicolas George
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/* Optional external libraries; can be enabled using:
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* make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench */
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#define USE_crypto 0x01 /* OpenSSL's libcrypto */
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#define USE_gcrypt 0x02 /* GnuTLS's libgcrypt */
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#define USE_tomcrypt 0x04 /* LibTomCrypt */
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#include <stdlib.h>
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#include <math.h>
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#include "libavutil/avutil.h"
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#include "libavutil/avstring.h"
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#include "libavutil/crc.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/timer.h"
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#ifndef AV_READ_TIME
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#define AV_READ_TIME(x) 0
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#endif
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#if HAVE_UNISTD_H
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#include <unistd.h> /* for getopt */
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#endif
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#if !HAVE_GETOPT
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#include "compat/getopt.c"
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#endif
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#define MAX_INPUT_SIZE 1048576
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#define MAX_OUTPUT_SIZE 128
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static const char *enabled_libs;
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static const char *enabled_algos;
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static unsigned specified_runs;
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static const uint8_t *hardcoded_key = "FFmpeg is the best program ever.";
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static void fatal_error(const char *tag)
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{
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av_log(NULL, AV_LOG_ERROR, "Fatal error: %s\n", tag);
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exit(1);
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}
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struct hash_impl {
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const char *lib;
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const char *name;
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void (*run)(uint8_t *output, const uint8_t *input, unsigned size);
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const char *output;
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};
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/***************************************************************************
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* lavu: libavutil
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***************************************************************************/
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#include "libavutil/md5.h"
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#include "libavutil/sha.h"
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#include "libavutil/sha512.h"
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#include "libavutil/ripemd.h"
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#include "libavutil/aes.h"
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#include "libavutil/blowfish.h"
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#include "libavutil/camellia.h"
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#include "libavutil/cast5.h"
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#include "libavutil/des.h"
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#include "libavutil/twofish.h"
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#include "libavutil/rc4.h"
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#include "libavutil/xtea.h"
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#define IMPL_USE_lavu IMPL_USE
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static void run_lavu_md5(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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av_md5_sum(output, input, size);
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}
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#define DEFINE_LAVU_MD(suffix, type, namespace, hsize) \
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static void run_lavu_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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static struct type *h; \
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if (!h && !(h = av_ ## namespace ## _alloc())) \
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fatal_error("out of memory"); \
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av_ ## namespace ## _init(h, hsize); \
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av_ ## namespace ## _update(h, input, size); \
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av_ ## namespace ## _final(h, output); \
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}
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DEFINE_LAVU_MD(sha1, AVSHA, sha, 160);
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DEFINE_LAVU_MD(sha256, AVSHA, sha, 256);
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DEFINE_LAVU_MD(sha512, AVSHA512, sha512, 512);
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DEFINE_LAVU_MD(ripemd128, AVRIPEMD, ripemd, 128);
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DEFINE_LAVU_MD(ripemd160, AVRIPEMD, ripemd, 160);
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static void run_lavu_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVAES *aes;
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if (!aes && !(aes = av_aes_alloc()))
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fatal_error("out of memory");
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av_aes_init(aes, hardcoded_key, 128, 0);
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av_aes_crypt(aes, output, input, size >> 4, NULL, 0);
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}
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static void run_lavu_blowfish(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVBlowfish *blowfish;
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if (!blowfish && !(blowfish = av_blowfish_alloc()))
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fatal_error("out of memory");
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av_blowfish_init(blowfish, hardcoded_key, 16);
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av_blowfish_crypt(blowfish, output, input, size >> 3, NULL, 0);
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}
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static void run_lavu_camellia(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVCAMELLIA *camellia;
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if (!camellia && !(camellia = av_camellia_alloc()))
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fatal_error("out of memory");
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av_camellia_init(camellia, hardcoded_key, 128);
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av_camellia_crypt(camellia, output, input, size >> 4, NULL, 0);
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}
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static void run_lavu_cast128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVCAST5 *cast;
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if (!cast && !(cast = av_cast5_alloc()))
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fatal_error("out of memory");
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av_cast5_init(cast, hardcoded_key, 128);
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av_cast5_crypt(cast, output, input, size >> 3, 0);
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}
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static void run_lavu_des(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVDES *des;
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if (!des && !(des = av_des_alloc()))
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fatal_error("out of memory");
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av_des_init(des, hardcoded_key, 64, 0);
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av_des_crypt(des, output, input, size >> 3, NULL, 0);
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}
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static void run_lavu_twofish(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVTWOFISH *twofish;
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if (!twofish && !(twofish = av_twofish_alloc()))
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fatal_error("out of memory");
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av_twofish_init(twofish, hardcoded_key, 128);
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av_twofish_crypt(twofish, output, input, size >> 4, NULL, 0);
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}
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static void run_lavu_rc4(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVRC4 *rc4;
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if (!rc4 && !(rc4 = av_rc4_alloc()))
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fatal_error("out of memory");
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av_rc4_init(rc4, hardcoded_key, 128, 0);
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av_rc4_crypt(rc4, output, input, size, NULL, 0);
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}
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static void run_lavu_xtea(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVXTEA *xtea;
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if (!xtea && !(xtea = av_xtea_alloc()))
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fatal_error("out of memory");
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av_xtea_init(xtea, hardcoded_key);
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av_xtea_crypt(xtea, output, input, size >> 3, NULL, 0);
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}
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/***************************************************************************
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* crypto: OpenSSL's libcrypto
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***************************************************************************/
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#if (USE_EXT_LIBS) & USE_crypto
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#define OPENSSL_DISABLE_OLD_DES_SUPPORT
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#include <openssl/md5.h>
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#include <openssl/sha.h>
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#include <openssl/ripemd.h>
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#include <openssl/aes.h>
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#include <openssl/blowfish.h>
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#include <openssl/camellia.h>
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#include <openssl/cast.h>
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#include <openssl/des.h>
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#include <openssl/rc4.h>
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#define DEFINE_CRYPTO_WRAPPER(suffix, function) \
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static void run_crypto_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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function(input, size, output); \
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}
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DEFINE_CRYPTO_WRAPPER(md5, MD5)
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DEFINE_CRYPTO_WRAPPER(sha1, SHA1)
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DEFINE_CRYPTO_WRAPPER(sha256, SHA256)
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DEFINE_CRYPTO_WRAPPER(sha512, SHA512)
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DEFINE_CRYPTO_WRAPPER(ripemd160, RIPEMD160)
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static void run_crypto_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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AES_KEY aes;
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unsigned i;
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AES_set_encrypt_key(hardcoded_key, 128, &aes);
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size -= 15;
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for (i = 0; i < size; i += 16)
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AES_encrypt(input + i, output + i, &aes);
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}
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static void run_crypto_blowfish(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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BF_KEY blowfish;
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unsigned i;
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BF_set_key(&blowfish, 16, hardcoded_key);
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for (i = 0; i < size; i += 8)
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BF_ecb_encrypt(input + i, output + i, &blowfish, 1);
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}
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static void run_crypto_camellia(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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CAMELLIA_KEY camellia;
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unsigned i;
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Camellia_set_key(hardcoded_key, 128, &camellia);
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size -= 15;
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for (i = 0; i < size; i += 16)
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Camellia_ecb_encrypt(input + i, output + i, &camellia, 1);
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}
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static void run_crypto_cast128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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CAST_KEY cast;
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unsigned i;
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CAST_set_key(&cast, 16, hardcoded_key);
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for (i = 0; i < size; i += 8)
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CAST_ecb_encrypt(input + i, output + i, &cast, 1);
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}
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static void run_crypto_des(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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DES_key_schedule des;
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unsigned i;
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DES_set_key(hardcoded_key, &des);
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for (i = 0; i < size; i += 8)
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DES_ecb_encrypt(input + i, output + i, &des, 1);
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}
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static void run_crypto_rc4(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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RC4_KEY rc4;
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RC4_set_key(&rc4, 16, hardcoded_key);
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RC4(&rc4, size, input, output);
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}
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#define IMPL_USE_crypto(...) IMPL_USE(__VA_ARGS__)
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#else
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#define IMPL_USE_crypto(...) /* ignore */
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#endif
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/***************************************************************************
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* gcrypt: GnuTLS's libgcrypt
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***************************************************************************/
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#if (USE_EXT_LIBS) & USE_gcrypt
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#include <gcrypt.h>
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#define DEFINE_GCRYPT_WRAPPER(suffix, algo) \
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static void run_gcrypt_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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gcry_md_hash_buffer(GCRY_MD_ ## algo, output, input, size); \
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}
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DEFINE_GCRYPT_WRAPPER(md5, MD5)
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DEFINE_GCRYPT_WRAPPER(sha1, SHA1)
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DEFINE_GCRYPT_WRAPPER(sha256, SHA256)
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DEFINE_GCRYPT_WRAPPER(sha512, SHA512)
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DEFINE_GCRYPT_WRAPPER(ripemd160, RMD160)
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#define DEFINE_GCRYPT_CYPHER_WRAPPER(suffix, cypher, sz) \
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static void run_gcrypt_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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static gcry_cipher_hd_t suffix; \
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if (!suffix) \
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gcry_cipher_open(&suffix, GCRY_CIPHER_ ## cypher, GCRY_CIPHER_MODE_ECB, 0); \
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gcry_cipher_setkey(suffix, hardcoded_key, sz); \
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gcry_cipher_encrypt(suffix, output, size, input, size); \
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}
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DEFINE_GCRYPT_CYPHER_WRAPPER(aes128, AES128, 16)
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DEFINE_GCRYPT_CYPHER_WRAPPER(blowfish, BLOWFISH, 16)
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DEFINE_GCRYPT_CYPHER_WRAPPER(camellia, CAMELLIA128, 16)
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DEFINE_GCRYPT_CYPHER_WRAPPER(cast128, CAST5, 16)
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DEFINE_GCRYPT_CYPHER_WRAPPER(des, DES, 8)
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DEFINE_GCRYPT_CYPHER_WRAPPER(twofish, TWOFISH128, 16)
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#define IMPL_USE_gcrypt(...) IMPL_USE(__VA_ARGS__)
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#else
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#define IMPL_USE_gcrypt(...) /* ignore */
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#endif
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/***************************************************************************
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* tomcrypt: LibTomCrypt
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***************************************************************************/
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#if (USE_EXT_LIBS) & USE_tomcrypt
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#include <tomcrypt.h>
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#define DEFINE_TOMCRYPT_WRAPPER(suffix, namespace, algo) \
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static void run_tomcrypt_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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hash_state md; \
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namespace ## _init(&md); \
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namespace ## _process(&md, input, size); \
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namespace ## _done(&md, output); \
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}
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DEFINE_TOMCRYPT_WRAPPER(md5, md5, MD5)
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DEFINE_TOMCRYPT_WRAPPER(sha1, sha1, SHA1)
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DEFINE_TOMCRYPT_WRAPPER(sha256, sha256, SHA256)
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DEFINE_TOMCRYPT_WRAPPER(sha512, sha512, SHA512)
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DEFINE_TOMCRYPT_WRAPPER(ripemd128, rmd128, RIPEMD128)
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DEFINE_TOMCRYPT_WRAPPER(ripemd160, rmd160, RIPEMD160)
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static void run_tomcrypt_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key aes;
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unsigned i;
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aes_setup(hardcoded_key, 16, 0, &aes);
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size -= 15;
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for (i = 0; i < size; i += 16)
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aes_ecb_encrypt(input + i, output + i, &aes);
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}
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static void run_tomcrypt_blowfish(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key blowfish;
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unsigned i;
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blowfish_setup(hardcoded_key, 16, 0, &blowfish);
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for (i = 0; i < size; i += 8)
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blowfish_ecb_encrypt(input + i, output + i, &blowfish);
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}
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static void run_tomcrypt_camellia(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key camellia;
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unsigned i;
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camellia_setup(hardcoded_key, 16, 0, &camellia);
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size -= 15;
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for (i = 0; i < size; i += 16)
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camellia_ecb_encrypt(input + i, output + i, &camellia);
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}
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static void run_tomcrypt_cast128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key cast;
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unsigned i;
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cast5_setup(hardcoded_key, 16, 0, &cast);
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for (i = 0; i < size; i += 8)
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cast5_ecb_encrypt(input + i, output + i, &cast);
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}
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static void run_tomcrypt_des(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key des;
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unsigned i;
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des_setup(hardcoded_key, 8, 0, &des);
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for (i = 0; i < size; i += 8)
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des_ecb_encrypt(input + i, output + i, &des);
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}
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static void run_tomcrypt_twofish(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key twofish;
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unsigned i;
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twofish_setup(hardcoded_key, 16, 0, &twofish);
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size -= 15;
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for (i = 0; i < size; i += 16)
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twofish_ecb_encrypt(input + i, output + i, &twofish);
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}
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static void run_tomcrypt_xtea(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key xtea;
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unsigned i;
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xtea_setup(hardcoded_key, 16, 0, &xtea);
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for (i = 0; i < size; i += 8)
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xtea_ecb_encrypt(input + i, output + i, &xtea);
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}
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#define IMPL_USE_tomcrypt(...) IMPL_USE(__VA_ARGS__)
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#else
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#define IMPL_USE_tomcrypt(...) /* ignore */
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#endif
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/***************************************************************************
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* Driver code
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***************************************************************************/
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static unsigned crc32(const uint8_t *data, unsigned size)
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{
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return av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0, data, size);
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}
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static void run_implementation(const uint8_t *input, uint8_t *output,
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struct hash_impl *impl, unsigned size)
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{
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uint64_t t0, t1;
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unsigned nruns = specified_runs ? specified_runs : (1 << 30) / size;
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unsigned outlen = 0, outcrc = 0;
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unsigned i, j, val;
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double mtime, ttime = 0, ttime2 = 0, stime;
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uint8_t outref[MAX_OUTPUT_SIZE];
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if (enabled_libs && !av_stristr(enabled_libs, impl->lib) ||
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enabled_algos && !av_stristr(enabled_algos, impl->name))
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return;
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if (!sscanf(impl->output, "crc:%x", &outcrc)) {
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outlen = strlen(impl->output) / 2;
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for (i = 0; i < outlen; i++) {
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sscanf(impl->output + i * 2, "%02x", &val);
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outref[i] = val;
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}
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}
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for (i = 0; i < 8; i++) /* heat caches */
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|
impl->run(output, input, size);
|
|
for (i = 0; i < nruns; i++) {
|
|
memset(output, 0, size); /* avoid leftovers from previous runs */
|
|
t0 = AV_READ_TIME();
|
|
impl->run(output, input, size);
|
|
t1 = AV_READ_TIME();
|
|
if (outlen ? memcmp(output, outref, outlen) :
|
|
crc32(output, size) != outcrc) {
|
|
fprintf(stderr, "Expected: ");
|
|
if (outlen)
|
|
for (j = 0; j < outlen; j++)
|
|
fprintf(stderr, "%02x", output[j]);
|
|
else
|
|
fprintf(stderr, "%08x", crc32(output, size));
|
|
fprintf(stderr, "\n");
|
|
fatal_error("output mismatch");
|
|
}
|
|
mtime = (double)(t1 - t0) / size;
|
|
ttime += mtime;
|
|
ttime2 += mtime * mtime;
|
|
}
|
|
|
|
ttime /= nruns;
|
|
ttime2 /= nruns;
|
|
stime = sqrt(ttime2 - ttime * ttime);
|
|
printf("%-10s %-12s size: %7d runs: %6d time: %8.3f +- %.3f\n",
|
|
impl->lib, impl->name, size, nruns, ttime, stime);
|
|
fflush(stdout);
|
|
}
|
|
|
|
#define IMPL_USE(lib, name, symbol, output) \
|
|
{ #lib, name, run_ ## lib ## _ ## symbol, output },
|
|
#define IMPL(lib, ...) IMPL_USE_ ## lib(lib, __VA_ARGS__)
|
|
#define IMPL_ALL(...) \
|
|
IMPL(lavu, __VA_ARGS__) \
|
|
IMPL(crypto, __VA_ARGS__) \
|
|
IMPL(gcrypt, __VA_ARGS__) \
|
|
IMPL(tomcrypt, __VA_ARGS__)
|
|
|
|
struct hash_impl implementations[] = {
|
|
IMPL_ALL("MD5", md5, "aa26ff5b895356bcffd9292ba9f89e66")
|
|
IMPL_ALL("SHA-1", sha1, "1fd8bd1fa02f5b0fe916b0d71750726b096c5744")
|
|
IMPL_ALL("SHA-256", sha256, "14028ac673b3087e51a1d407fbf0df4deeec8f217119e13b07bf2138f93db8c5")
|
|
IMPL_ALL("SHA-512", sha512, "3afdd44a80d99af15c87bd724cb717243193767835ce866dd5d58c02d674bb57"
|
|
"7c25b9e118c200a189fcd5a01ef106a4e200061f3e97dbf50ba065745fd46bef")
|
|
IMPL(lavu, "RIPEMD-128", ripemd128, "9ab8bfba2ddccc5d99c9d4cdfb844a5f")
|
|
IMPL(tomcrypt, "RIPEMD-128", ripemd128, "9ab8bfba2ddccc5d99c9d4cdfb844a5f")
|
|
IMPL_ALL("RIPEMD-160", ripemd160, "62a5321e4fc8784903bb43ab7752c75f8b25af00")
|
|
IMPL_ALL("AES-128", aes128, "crc:ff6bc888")
|
|
IMPL_ALL("CAMELLIA", camellia, "crc:7abb59a7")
|
|
IMPL_ALL("CAST-128", cast128, "crc:456aa584")
|
|
IMPL_ALL("BLOWFISH", blowfish, "crc:33e8aa74")
|
|
IMPL_ALL("DES", des, "crc:31291e0b")
|
|
IMPL(lavu, "TWOFISH", twofish, "crc:9edbd5c1")
|
|
IMPL(gcrypt, "TWOFISH", twofish, "crc:9edbd5c1")
|
|
IMPL(tomcrypt, "TWOFISH", twofish, "crc:9edbd5c1")
|
|
IMPL(lavu, "RC4", rc4, "crc:538d37b2")
|
|
IMPL(crypto, "RC4", rc4, "crc:538d37b2")
|
|
IMPL(lavu, "XTEA", xtea, "crc:931fc270")
|
|
IMPL(tomcrypt, "XTEA", xtea, "crc:931fc270")
|
|
};
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
uint8_t *input = av_malloc(MAX_INPUT_SIZE * 2);
|
|
uint8_t *output = input + MAX_INPUT_SIZE;
|
|
unsigned i, impl, size;
|
|
int opt;
|
|
|
|
while ((opt = getopt(argc, argv, "hl:a:r:")) != -1) {
|
|
switch (opt) {
|
|
case 'l':
|
|
enabled_libs = optarg;
|
|
break;
|
|
case 'a':
|
|
enabled_algos = optarg;
|
|
break;
|
|
case 'r':
|
|
specified_runs = strtol(optarg, NULL, 0);
|
|
break;
|
|
case 'h':
|
|
default:
|
|
fprintf(stderr, "Usage: %s [-l libs] [-a algos] [-r runs]\n",
|
|
argv[0]);
|
|
if ((USE_EXT_LIBS)) {
|
|
char buf[1024];
|
|
snprintf(buf, sizeof(buf), "%s%s%s",
|
|
((USE_EXT_LIBS) & USE_crypto) ? "+crypto" : "",
|
|
((USE_EXT_LIBS) & USE_gcrypt) ? "+gcrypt" : "",
|
|
((USE_EXT_LIBS) & USE_tomcrypt) ? "+tomcrypt" : "");
|
|
fprintf(stderr, "Built with the following external libraries:\n"
|
|
"make VERSUS=%s\n", buf + 1);
|
|
} else {
|
|
fprintf(stderr, "Built without external libraries; use\n"
|
|
"make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench\n"
|
|
"to enable them.\n");
|
|
}
|
|
exit(opt != 'h');
|
|
}
|
|
}
|
|
|
|
if (!input)
|
|
fatal_error("out of memory");
|
|
for (i = 0; i < MAX_INPUT_SIZE; i += 4)
|
|
AV_WB32(input + i, i);
|
|
|
|
size = MAX_INPUT_SIZE;
|
|
for (impl = 0; impl < FF_ARRAY_ELEMS(implementations); impl++)
|
|
run_implementation(input, output, &implementations[impl], size);
|
|
|
|
av_free(input);
|
|
|
|
return 0;
|
|
}
|