New file |
| | |
| | | /* |
| | | * Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at> |
| | | * Copyright (C) 2013 James Almer <jamrial@gmail.com> |
| | | * |
| | | * This file is part of FFmpeg. |
| | | * |
| | | * FFmpeg is free software; you can redistribute it and/or |
| | | * modify it under the terms of the GNU Lesser General Public |
| | | * License as published by the Free Software Foundation; either |
| | | * version 2.1 of the License, or (at your option) any later version. |
| | | * |
| | | * FFmpeg is distributed in the hope that it will be useful, |
| | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| | | * Lesser General Public License for more details. |
| | | * |
| | | * You should have received a copy of the GNU Lesser General Public |
| | | * License along with FFmpeg; if not, write to the Free Software |
| | | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| | | */ |
| | | |
| | | /** |
| | | * @file |
| | | * @ingroup lavu_ripemd |
| | | * Public header for RIPEMD hash function implementation. |
| | | */ |
| | | |
| | | #ifndef AVUTIL_RIPEMD_H |
| | | #define AVUTIL_RIPEMD_H |
| | | |
| | | #include <stdint.h> |
| | | |
| | | #include "attributes.h" |
| | | #include "version.h" |
| | | |
| | | /** |
| | | * @defgroup lavu_ripemd RIPEMD |
| | | * @ingroup lavu_hash |
| | | * RIPEMD hash function implementation. |
| | | * |
| | | * @{ |
| | | */ |
| | | |
| | | extern const int av_ripemd_size; |
| | | |
| | | struct AVRIPEMD; |
| | | |
| | | /** |
| | | * Allocate an AVRIPEMD context. |
| | | */ |
| | | struct AVRIPEMD *av_ripemd_alloc(void); |
| | | |
| | | /** |
| | | * Initialize RIPEMD hashing. |
| | | * |
| | | * @param context pointer to the function context (of size av_ripemd_size) |
| | | * @param bits number of bits in digest (128, 160, 256 or 320 bits) |
| | | * @return zero if initialization succeeded, -1 otherwise |
| | | */ |
| | | int av_ripemd_init(struct AVRIPEMD* context, int bits); |
| | | |
| | | /** |
| | | * Update hash value. |
| | | * |
| | | * @param context hash function context |
| | | * @param data input data to update hash with |
| | | * @param len input data length |
| | | */ |
| | | #if FF_API_CRYPTO_SIZE_T |
| | | void av_ripemd_update(struct AVRIPEMD* context, const uint8_t* data, unsigned int len); |
| | | #else |
| | | void av_ripemd_update(struct AVRIPEMD* context, const uint8_t* data, size_t len); |
| | | #endif |
| | | |
| | | /** |
| | | * Finish hashing and output digest value. |
| | | * |
| | | * @param context hash function context |
| | | * @param digest buffer where output digest value is stored |
| | | */ |
| | | void av_ripemd_final(struct AVRIPEMD* context, uint8_t *digest); |
| | | |
| | | /** |
| | | * @} |
| | | */ |
| | | |
| | | #endif /* AVUTIL_RIPEMD_H */ |