76 lines
2.7 KiB
C
76 lines
2.7 KiB
C
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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
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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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#include <stdio.h>
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#include "libavutil/mem.h"
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#include "libavutil/sha.h"
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int main(void)
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{
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int i, j, k;
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struct AVSHA *ctx;
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unsigned char digest[32];
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static const int lengths[3] = { 160, 224, 256 };
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ctx = av_sha_alloc();
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if (!ctx)
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return 1;
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for (j = 0; j < 3; j++) {
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printf("Testing SHA-%d\n", lengths[j]);
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for (k = 0; k < 3; k++) {
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av_sha_init(ctx, lengths[j]);
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if (k == 0)
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av_sha_update(ctx, "abc", 3);
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else if (k == 1)
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av_sha_update(ctx, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56);
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else
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for (i = 0; i < 1000*1000; i++)
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av_sha_update(ctx, "a", 1);
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av_sha_final(ctx, digest);
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for (i = 0; i < lengths[j] >> 3; i++)
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printf("%02X", digest[i]);
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putchar('\n');
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}
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switch (j) {
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case 0:
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//test vectors (from FIPS PUB 180-1)
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printf("A9993E36 4706816A BA3E2571 7850C26C 9CD0D89D\n"
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"84983E44 1C3BD26E BAAE4AA1 F95129E5 E54670F1\n"
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"34AA973C D4C4DAA4 F61EEB2B DBAD2731 6534016F\n");
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break;
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case 1:
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//test vectors (from FIPS PUB 180-2 Appendix A)
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printf("23097d22 3405d822 8642a477 bda255b3 2aadbce4 bda0b3f7 e36c9da7\n"
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"75388b16 512776cc 5dba5da1 fd890150 b0c6455c b4f58b19 52522525\n"
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"20794655 980c91d8 bbb4c1ea 97618a4b f03f4258 1948b2ee 4ee7ad67\n");
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break;
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case 2:
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//test vectors (from FIPS PUB 180-2)
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printf("ba7816bf 8f01cfea 414140de 5dae2223 b00361a3 96177a9c b410ff61 f20015ad\n"
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"248d6a61 d20638b8 e5c02693 0c3e6039 a33ce459 64ff2167 f6ecedd4 19db06c1\n"
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"cdc76e5c 9914fb92 81a1c7e2 84d73e67 f1809a48 a497200e 046d39cc c7112cd0\n");
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break;
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}
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}
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av_free(ctx);
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return 0;
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}
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