qemu-e2k/include/qemu/aes.h
Aurelien Jarno 5d6f5cdd8a aes: make Td[0-5] and Te[0-5] tables non static
Remove static attribute to Td[0-5] and Te[0-5] tables so that they
can be used outside of aes.c. Change their type from u32 to uint32_t,
to keep the u32 udef local to aes.c. Prefix them with AES_ so that they
do not conflict with other symbols.

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2013-04-13 13:51:57 +02:00

46 lines
1.3 KiB
C

#ifndef QEMU_AES_H
#define QEMU_AES_H
#define AES_MAXNR 14
#define AES_BLOCK_SIZE 16
struct aes_key_st {
uint32_t rd_key[4 *(AES_MAXNR + 1)];
int rounds;
};
typedef struct aes_key_st AES_KEY;
int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
AES_KEY *key);
int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
AES_KEY *key);
void AES_encrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void AES_decrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
const unsigned long length, const AES_KEY *key,
unsigned char *ivec, const int enc);
/*
AES_Te0[x] = S [x].[02, 01, 01, 03];
AES_Te1[x] = S [x].[03, 02, 01, 01];
AES_Te2[x] = S [x].[01, 03, 02, 01];
AES_Te3[x] = S [x].[01, 01, 03, 02];
AES_Te4[x] = S [x].[01, 01, 01, 01];
AES_Td0[x] = Si[x].[0e, 09, 0d, 0b];
AES_Td1[x] = Si[x].[0b, 0e, 09, 0d];
AES_Td2[x] = Si[x].[0d, 0b, 0e, 09];
AES_Td3[x] = Si[x].[09, 0d, 0b, 0e];
AES_Td4[x] = Si[x].[01, 01, 01, 01];
*/
extern const uint32_t AES_Te0[256], AES_Te1[256], AES_Te2[256],
AES_Te3[256], AES_Te4[256];
extern const uint32_t AES_Td0[256], AES_Td1[256], AES_Td2[256],
AES_Td3[256], AES_Td4[256];
#endif