ffmpeg.libavutil.md5 source code

1 /*
2  * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
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 /**
22  * @file
23  * @ingroup lavu_md5
24  * Public header for MD5 hash function implementation.
25  */
26 module ffmpeg.libavutil.md5;
27 extern (C) @nogc nothrow:
28 
29 /**
30  * @defgroup lavu_md5 MD5
31  * @ingroup lavu_hash
32  * MD5 hash function implementation.
33  *
34  * @{
35  */
36 
37 extern __gshared const int av_md5_size;
38 
39 struct AVMD5;
40 
41 /**
42  * Allocate an AVMD5 context.
43  */
44 AVMD5* av_md5_alloc ();
45 
46 /**
47  * Initialize MD5 hashing.
48  *
49  * @param ctx pointer to the function context (of size av_md5_size)
50  */
51 void av_md5_init (AVMD5* ctx);
52 
53 /**
54  * Update hash value.
55  *
56  * @param ctx hash function context
57  * @param src input data to update hash with
58  * @param len input data length
59  */
60 void av_md5_update (AVMD5* ctx, const(ubyte)* src, int len);
61 
62 /**
63  * Finish hashing and output digest value.
64  *
65  * @param ctx hash function context
66  * @param dst buffer where output digest value is stored
67  */
68 void av_md5_final (AVMD5* ctx, ubyte* dst);
69 
70 /**
71  * Hash an array of data.
72  *
73  * @param dst The output buffer to write the digest into
74  * @param src The data to hash
75  * @param len The length of the data, in bytes
76  */
77 void av_md5_sum (ubyte* dst, const(ubyte)* src, const int len);
78 
79 /**
80  * @}
81  */
82 
83 /* AVUTIL_MD5_H */