FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavutil/tests/hash.c
Date: 2024-11-20 23:03:26
Exec Total Coverage
Lines: 25 26 96.2%
Functions: 1 1 100.0%
Branches: 7 8 87.5%

Line Branch Exec Source
1 /*
2 * Copyright (C) 2013 Reimar Döffinger <Reimar.Doeffinger@gmx.de>
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
8 * License 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 GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include <stdio.h>
22 #include <string.h>
23
24 #include "libavutil/hash.h"
25
26 #define SRC_BUF_SIZE 64
27 #define DST_BUF_SIZE (AV_HASH_MAX_SIZE * 8)
28
29 1 int main(void)
30 {
31 1 struct AVHashContext *ctx = NULL;
32 1 int i, j, numhashes = 0;
33 static const uint8_t src[SRC_BUF_SIZE] = { 0 };
34 uint8_t dst[DST_BUF_SIZE];
35
36
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16 while (av_hash_names(numhashes))
37 15 numhashes++;
38
39
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16 for (i = 0; i < numhashes; i++) {
40
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15 if (av_hash_alloc(&ctx, av_hash_names(i)) < 0)
41 return 1;
42
43 15 av_hash_init(ctx);
44 15 av_hash_update(ctx, src, SRC_BUF_SIZE);
45 15 memset(dst, 0, DST_BUF_SIZE);
46 15 av_hash_final_hex(ctx, dst, DST_BUF_SIZE);
47 15 printf("%s hex: %s\n", av_hash_get_name(ctx), dst);
48
49 15 av_hash_init(ctx);
50 15 av_hash_update(ctx, src, SRC_BUF_SIZE);
51 15 av_hash_final_bin(ctx, dst, DST_BUF_SIZE);
52 15 printf("%s bin: ", av_hash_get_name(ctx));
53
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415 for (j = 0; j < av_hash_get_size(ctx); j++) {
54 400 printf("%#x ", dst[j]);
55 }
56 15 printf("\n");
57
58 15 av_hash_init(ctx);
59 15 av_hash_update(ctx, src, SRC_BUF_SIZE);
60 15 av_hash_final_b64(ctx, dst, DST_BUF_SIZE);
61 15 printf("%s b64: %s\n", av_hash_get_name(ctx), dst);
62 15 av_hash_freep(&ctx);
63 }
64 1 return 0;
65 }
66