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89 lines
2.0 KiB
89 lines
2.0 KiB
/* |
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* copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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/** |
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* @file |
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* @ingroup lavu_md5 |
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* Public header for MD5 hash function implementation. |
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*/ |
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#ifndef AVUTIL_MD5_H |
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#define AVUTIL_MD5_H |
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#include <stddef.h> |
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#include <stdint.h> |
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#include "attributes.h" |
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/** |
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* @defgroup lavu_md5 MD5 |
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* @ingroup lavu_hash |
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* MD5 hash function implementation. |
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* |
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* @{ |
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*/ |
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extern const int av_md5_size; |
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struct AVMD5; |
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/** |
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* Allocate an AVMD5 context. |
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*/ |
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struct AVMD5 *av_md5_alloc(void); |
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/** |
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* Initialize MD5 hashing. |
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* |
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* @param ctx pointer to the function context (of size av_md5_size) |
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*/ |
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void av_md5_init(struct AVMD5 *ctx); |
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/** |
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* Update hash value. |
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* |
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* @param ctx hash function context |
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* @param src input data to update hash with |
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* @param len input data length |
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*/ |
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void av_md5_update(struct AVMD5 *ctx, const uint8_t *src, size_t len); |
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/** |
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* Finish hashing and output digest value. |
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* |
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* @param ctx hash function context |
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* @param dst buffer where output digest value is stored |
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*/ |
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void av_md5_final(struct AVMD5 *ctx, uint8_t *dst); |
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/** |
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* Hash an array of data. |
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* |
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* @param dst The output buffer to write the digest into |
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* @param src The data to hash |
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* @param len The length of the data, in bytes |
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*/ |
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void av_md5_sum(uint8_t *dst, const uint8_t *src, size_t len); |
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/** |
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* @} |
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*/ |
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#endif /* AVUTIL_MD5_H */
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