FFmpeg
sha512.h
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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 
28 #ifndef AVUTIL_SHA512_H
29 #define AVUTIL_SHA512_H
30 
31 #include <stddef.h>
32 #include <stdint.h>
33 
34 #include "attributes.h"
35 #include "version.h"
36 
54 extern const int av_sha512_size;
55 
56 struct AVSHA512;
57 
61 struct AVSHA512 *av_sha512_alloc(void);
62 
70 int av_sha512_init(struct AVSHA512* context, int bits);
71 
79 #if FF_API_CRYPTO_SIZE_T
80 void av_sha512_update(struct AVSHA512* context, const uint8_t* data, unsigned int len);
81 #else
82 void av_sha512_update(struct AVSHA512* context, const uint8_t* data, size_t len);
83 #endif
84 
91 void av_sha512_final(struct AVSHA512* context, uint8_t *digest);
92 
97 #endif /* AVUTIL_SHA512_H */
hash context
Definition: sha512.c:34
Macro definitions for various function/variable attributes.
struct AVSHA512 * av_sha512_alloc(void)
Allocate an AVSHA512 context.
Definition: sha512.c:43
Libavutil version macros.
void av_sha512_update(struct AVSHA512 *context, const uint8_t *data, unsigned int len)
Update hash value.
Definition: sha512.c:243
int av_sha512_init(struct AVSHA512 *context, int bits)
Initialize SHA-2 512 hashing.
Definition: sha512.c:191
void av_sha512_final(struct AVSHA512 *context, uint8_t *digest)
Finish hashing and output digest value.
Definition: sha512.c:273