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43 lines
1.4 KiB
43 lines
1.4 KiB
/* |
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* copyright (c) 2015 rcombs |
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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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#ifndef AVUTIL_AES_INTERNAL_H |
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#define AVUTIL_AES_INTERNAL_H |
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#include "mem_internal.h" |
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#include <stdint.h> |
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typedef union { |
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uint64_t u64[2]; |
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uint32_t u32[4]; |
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uint8_t u8x4[4][4]; |
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uint8_t u8[16]; |
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} av_aes_block; |
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typedef struct AVAES { |
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// Note: round_key[16] is accessed in the init code, but this only |
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// overwrites state, which does not matter (see also commit ba554c0). |
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DECLARE_ALIGNED(16, av_aes_block, round_key)[15]; |
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DECLARE_ALIGNED(16, av_aes_block, state)[2]; |
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int rounds; |
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void (*crypt)(struct AVAES *a, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int rounds); |
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} AVAES; |
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#endif /* AVUTIL_AES_INTERNAL_H */
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