LCOV - code coverage report
Current view: top level - libavutil/tests - sha.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 29 30 96.7 %
Date: 2017-10-18 21:45:51 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * This file is part of FFmpeg.
       3             :  *
       4             :  * FFmpeg is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Lesser General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2.1 of the License, or (at your option) any later version.
       8             :  *
       9             :  * FFmpeg is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             :  * Lesser General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public
      15             :  * License along with FFmpeg; if not, write to the Free Software
      16             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      17             :  */
      18             : 
      19             : #include <stdio.h>
      20             : 
      21             : #include "libavutil/mem.h"
      22             : #include "libavutil/sha.h"
      23             : 
      24           1 : int main(void)
      25             : {
      26             :     int i, j, k;
      27             :     struct AVSHA *ctx;
      28             :     unsigned char digest[32];
      29             :     static const int lengths[3] = { 160, 224, 256 };
      30             : 
      31           1 :     ctx = av_sha_alloc();
      32           1 :     if (!ctx)
      33           0 :         return 1;
      34             : 
      35           4 :     for (j = 0; j < 3; j++) {
      36           3 :         printf("Testing SHA-%d\n", lengths[j]);
      37          12 :         for (k = 0; k < 3; k++) {
      38           9 :             av_sha_init(ctx, lengths[j]);
      39           9 :             if (k == 0)
      40           3 :                 av_sha_update(ctx, "abc", 3);
      41           6 :             else if (k == 1)
      42           3 :                 av_sha_update(ctx, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56);
      43             :             else
      44     3000003 :                 for (i = 0; i < 1000*1000; i++)
      45     3000000 :                     av_sha_update(ctx, "a", 1);
      46           9 :             av_sha_final(ctx, digest);
      47         249 :             for (i = 0; i < lengths[j] >> 3; i++)
      48         240 :                 printf("%02X", digest[i]);
      49           9 :             putchar('\n');
      50             :         }
      51           3 :         switch (j) {
      52           1 :         case 0:
      53             :             //test vectors (from FIPS PUB 180-1)
      54           1 :             printf("A9993E36 4706816A BA3E2571 7850C26C 9CD0D89D\n"
      55             :                    "84983E44 1C3BD26E BAAE4AA1 F95129E5 E54670F1\n"
      56             :                    "34AA973C D4C4DAA4 F61EEB2B DBAD2731 6534016F\n");
      57           1 :             break;
      58           1 :         case 1:
      59             :             //test vectors (from FIPS PUB 180-2 Appendix A)
      60           1 :             printf("23097d22 3405d822 8642a477 bda255b3 2aadbce4 bda0b3f7 e36c9da7\n"
      61             :                    "75388b16 512776cc 5dba5da1 fd890150 b0c6455c b4f58b19 52522525\n"
      62             :                    "20794655 980c91d8 bbb4c1ea 97618a4b f03f4258 1948b2ee 4ee7ad67\n");
      63           1 :             break;
      64           1 :         case 2:
      65             :             //test vectors (from FIPS PUB 180-2)
      66           1 :             printf("ba7816bf 8f01cfea 414140de 5dae2223 b00361a3 96177a9c b410ff61 f20015ad\n"
      67             :                    "248d6a61 d20638b8 e5c02693 0c3e6039 a33ce459 64ff2167 f6ecedd4 19db06c1\n"
      68             :                    "cdc76e5c 9914fb92 81a1c7e2 84d73e67 f1809a48 a497200e 046d39cc c7112cd0\n");
      69           1 :             break;
      70             :         }
      71             :     }
      72           1 :     av_free(ctx);
      73             : 
      74           1 :     return 0;
      75             : }

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