In the next commit, timer.h will require a _GNU_SOURCE to be set before including system headers. This commit prevents compilation failures.
		
			
				
	
	
		
			123 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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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
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 * License 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 GNU
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 * 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
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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// LCOV_EXCL_START
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#include "libavutil/timer.h"
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#include <string.h>
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#include "libavutil/aes.h"
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#include "libavutil/lfg.h"
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#include "libavutil/log.h"
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#include "libavutil/mem.h"
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int main(int argc, char **argv)
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{
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    int i, j;
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    struct AVAES *b;
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    static const uint8_t rkey[2][16] = {
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        { 0 },
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        { 0x10, 0xa5, 0x88, 0x69, 0xd7, 0x4b, 0xe5, 0xa3,
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          0x74, 0xcf, 0x86, 0x7c, 0xfb, 0x47, 0x38, 0x59 }
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    };
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    static const uint8_t rpt[2][16] = {
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        { 0x6a, 0x84, 0x86, 0x7c, 0xd7, 0x7e, 0x12, 0xad,
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          0x07, 0xea, 0x1b, 0xe8, 0x95, 0xc5, 0x3f, 0xa3 },
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        { 0 }
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    };
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    static const uint8_t rct[2][16] = {
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        { 0x73, 0x22, 0x81, 0xc0, 0xa0, 0xaa, 0xb8, 0xf7,
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          0xa5, 0x4a, 0x0c, 0x67, 0xa0, 0xc4, 0x5e, 0xcf },
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        { 0x6d, 0x25, 0x1e, 0x69, 0x44, 0xb0, 0x51, 0xe0,
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          0x4e, 0xaa, 0x6f, 0xb4, 0xdb, 0xf7, 0x84, 0x65 }
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    };
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    uint8_t pt[32];
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    uint8_t temp[32];
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    uint8_t iv[2][16];
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    int err = 0;
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    b = av_aes_alloc();
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    if (!b)
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        return 1;
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    av_log_set_level(AV_LOG_DEBUG);
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    for (i = 0; i < 2; i++) {
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        av_aes_init(b, rkey[i], 128, 1);
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        av_aes_crypt(b, temp, rct[i], 1, NULL, 1);
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        for (j = 0; j < 16; j++) {
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            if (rpt[i][j] != temp[j]) {
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                av_log(NULL, AV_LOG_ERROR, "%d %02X %02X\n",
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                       j, rpt[i][j], temp[j]);
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                err = 1;
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            }
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        }
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    }
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    av_free(b);
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    if (argc > 1 && !strcmp(argv[1], "-t")) {
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        struct AVAES *ae, *ad;
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        AVLFG prng;
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        ae = av_aes_alloc();
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        ad = av_aes_alloc();
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        if (!ae || !ad) {
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            av_free(ae);
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            av_free(ad);
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            return 1;
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        }
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        av_aes_init(ae, (const uint8_t*)"PI=3.141592654..", 128, 0);
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        av_aes_init(ad, (const uint8_t*)"PI=3.141592654..", 128, 1);
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        av_lfg_init(&prng, 1);
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        for (i = 0; i < 10000; i++) {
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            for (j = 0; j < 32; j++)
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                pt[j] = av_lfg_get(&prng);
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            for (j = 0; j < 16; j++)
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                iv[0][j] = iv[1][j] = av_lfg_get(&prng);
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            {
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                START_TIMER;
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                av_aes_crypt(ae, temp, pt, 2, iv[0], 0);
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                if (!(i & (i - 1)))
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                    av_log(NULL, AV_LOG_ERROR, "%02X %02X %02X %02X\n",
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                           temp[0], temp[5], temp[10], temp[15]);
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                av_aes_crypt(ad, temp, temp, 2, iv[1], 1);
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                av_aes_crypt(ae, temp, pt, 2, NULL, 0);
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                if (!(i & (i - 1)))
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                    av_log(NULL, AV_LOG_ERROR, "%02X %02X %02X %02X\n",
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                           temp[0], temp[5], temp[10], temp[15]);
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                av_aes_crypt(ad, temp, temp, 2, NULL, 1);
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                STOP_TIMER("aes");
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            }
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            for (j = 0; j < 16; j++) {
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                if (pt[j] != temp[j]) {
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                    av_log(NULL, AV_LOG_ERROR, "%d %d %02X %02X\n",
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                           i, j, pt[j], temp[j]);
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                }
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            }
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        }
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        av_free(ae);
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        av_free(ad);
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    }
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    return err;
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}
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// LCOV_EXCL_STOP
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