mirror of
https://github.com/RPCS3/rpcs3.git
synced 2024-12-27 06:21:02 +00:00
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
|
/* Aes.h -- AES encryption / decryption
|
||
|
|
2013-01-18 : Igor Pavlov : Public domain */
|
||
|
|
|
||
|
|
#ifndef __AES_H
|
||
|
|
#define __AES_H
|
||
|
|
|
||
|
|
#include "7zTypes.h"
|
||
|
|
|
||
|
|
EXTERN_C_BEGIN
|
||
|
|
|
||
|
|
#define AES_BLOCK_SIZE 16
|
||
|
|
|
||
|
|
/* Call AesGenTables one time before other AES functions */
|
||
|
|
void AesGenTables(void);
|
||
|
|
|
||
|
|
/* UInt32 pointers must be 16-byte aligned */
|
||
|
|
|
||
|
|
/* 16-byte (4 * 32-bit words) blocks: 1 (IV) + 1 (keyMode) + 15 (AES-256 roundKeys) */
|
||
|
|
#define AES_NUM_IVMRK_WORDS ((1 + 1 + 15) * 4)
|
||
|
|
|
||
|
|
/* aes - 16-byte aligned pointer to keyMode+roundKeys sequence */
|
||
|
|
/* keySize = 16 or 24 or 32 (bytes) */
|
||
|
|
typedef void (MY_FAST_CALL *AES_SET_KEY_FUNC)(UInt32 *aes, const Byte *key, unsigned keySize);
|
||
|
|
void MY_FAST_CALL Aes_SetKey_Enc(UInt32 *aes, const Byte *key, unsigned keySize);
|
||
|
|
void MY_FAST_CALL Aes_SetKey_Dec(UInt32 *aes, const Byte *key, unsigned keySize);
|
||
|
|
|
||
|
|
/* ivAes - 16-byte aligned pointer to iv+keyMode+roundKeys sequence: UInt32[AES_NUM_IVMRK_WORDS] */
|
||
|
|
void AesCbc_Init(UInt32 *ivAes, const Byte *iv); /* iv size is AES_BLOCK_SIZE */
|
||
|
|
/* data - 16-byte aligned pointer to data */
|
||
|
|
/* numBlocks - the number of 16-byte blocks in data array */
|
||
|
|
typedef void (MY_FAST_CALL *AES_CODE_FUNC)(UInt32 *ivAes, Byte *data, size_t numBlocks);
|
||
|
|
extern AES_CODE_FUNC g_AesCbc_Encode;
|
||
|
|
extern AES_CODE_FUNC g_AesCbc_Decode;
|
||
|
|
extern AES_CODE_FUNC g_AesCtr_Code;
|
||
|
|
|
||
|
|
EXTERN_C_END
|
||
|
|
|
||
|
|
#endif
|