lavu/aes: move AVAES to separate internal header

This commit is contained in:
Rodger Combs 2015-10-11 22:12:16 -05:00
parent 1e477a970f
commit ec588db56f
2 changed files with 42 additions and 15 deletions

View File

@ -22,24 +22,10 @@
#include "common.h"
#include "aes.h"
#include "aes_internal.h"
#include "intreadwrite.h"
#include "timer.h"
typedef union {
uint64_t u64[2];
uint32_t u32[4];
uint8_t u8x4[4][4];
uint8_t u8[16];
} av_aes_block;
typedef struct AVAES {
// Note: round_key[16] is accessed in the init code, but this only
// overwrites state, which does not matter (see also commit ba554c0).
av_aes_block round_key[15];
av_aes_block state[2];
int rounds;
} AVAES;
const int av_aes_size= sizeof(AVAES);
struct AVAES *av_aes_alloc(void)

41
libavutil/aes_internal.h Normal file
View File

@ -0,0 +1,41 @@
/*
* copyright (c) 2015 Rodger Combs <rodger.combs@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
*/
#ifndef AVUTIL_AES_INTERNAL_H
#define AVUTIL_AES_INTERNAL_H
#include <stdint.h>
typedef union {
uint64_t u64[2];
uint32_t u32[4];
uint8_t u8x4[4][4];
uint8_t u8[16];
} av_aes_block;
typedef struct AVAES {
// Note: round_key[16] is accessed in the init code, but this only
// overwrites state, which does not matter (see also commit ba554c0).
av_aes_block round_key[15];
av_aes_block state[2];
int rounds;
} AVAES;
#endif /* AVUTIL_AES_INTERNAL_H */