FFmpeg
Main Page
Related Pages
Modules
Namespaces
Data Structures
Files
Examples
File List
Globals
All
Data Structures
Namespaces
Files
Functions
Variables
Typedefs
Enumerations
Enumerator
Macros
Groups
Pages
libavutil
ripemd.h
Go to the documentation of this file.
1
/*
2
* Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at>
3
* Copyright (C) 2013 James Almer <jamrial@gmail.com>
4
*
5
* This file is part of FFmpeg.
6
*
7
* FFmpeg is free software; you can redistribute it and/or
8
* modify it under the terms of the GNU Lesser General Public
9
* License as published by the Free Software Foundation; either
10
* version 2.1 of the License, or (at your option) any later version.
11
*
12
* FFmpeg is distributed in the hope that it will be useful,
13
* but WITHOUT ANY WARRANTY; without even the implied warranty of
14
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15
* Lesser General Public License for more details.
16
*
17
* You should have received a copy of the GNU Lesser General Public
18
* License along with FFmpeg; if not, write to the Free Software
19
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20
*/
21
22
#ifndef AVUTIL_RIPEMD_H
23
#define AVUTIL_RIPEMD_H
24
25
#include <stdint.h>
26
27
#include "
attributes.h
"
28
#include "
version.h
"
29
30
/**
31
* @defgroup lavu_ripemd RIPEMD
32
* @ingroup lavu_crypto
33
* @{
34
*/
35
36
extern
const
int
av_ripemd_size
;
37
38
struct
AVRIPEMD
;
39
40
/**
41
* Allocate an AVRIPEMD context.
42
*/
43
struct
AVRIPEMD
*
av_ripemd_alloc
(
void
);
44
45
/**
46
* Initialize RIPEMD hashing.
47
*
48
* @param context pointer to the function context (of size av_ripemd_size)
49
* @param bits number of bits in digest (128, 160, 256 or 320 bits)
50
* @return zero if initialization succeeded, -1 otherwise
51
*/
52
int
av_ripemd_init
(
struct
AVRIPEMD
* context,
int
bits
);
53
54
/**
55
* Update hash value.
56
*
57
* @param context hash function context
58
* @param data input data to update hash with
59
* @param len input data length
60
*/
61
void
av_ripemd_update
(
struct
AVRIPEMD
* context,
const
uint8_t
*
data
,
unsigned
int
len
);
62
63
/**
64
* Finish hashing and output digest value.
65
*
66
* @param context hash function context
67
* @param digest buffer where output digest value is stored
68
*/
69
void
av_ripemd_final
(
struct
AVRIPEMD
* context,
uint8_t
*digest);
70
71
/**
72
* @}
73
*/
74
75
#endif
/* AVUTIL_RIPEMD_H */
Generated on Wed Jul 10 2013 23:48:16 for FFmpeg by
1.8.2