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libavutil/sha.h

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00001 /*
00002  * Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at>
00003  *
00004  * This file is part of FFmpeg.
00005  *
00006  * FFmpeg is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Lesser General Public
00008  * License as published by the Free Software Foundation; either
00009  * version 2.1 of the License, or (at your option) any later version.
00010  *
00011  * FFmpeg is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public
00017  * License along with FFmpeg; if not, write to the Free Software
00018  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00019  */
00020 
00021 #ifndef AVUTIL_SHA_H
00022 #define AVUTIL_SHA_H
00023 
00024 #include <stdint.h>
00025 
00026 extern const int av_sha_size;
00027 
00028 struct AVSHA;
00029 
00037 int av_sha_init(struct AVSHA* context, int bits);
00038 
00046 void av_sha_update(struct AVSHA* context, const uint8_t* data, unsigned int len);
00047 
00054 void av_sha_final(struct AVSHA* context, uint8_t *digest);
00055 
00056 #endif /* AVUTIL_SHA_H */

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