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#ifndef _AES_H
#define _AES_H
#ifndef uint8
#define uint8 unsigned char
#endif
#ifndef uint32
#define uint32 unsigned long int
#endif
typedef struct
{
uint32 erk[64]; /* encryption round keys */
uint32 drk[64]; /* decryption round keys */
int nr; /* number of rounds */
}
aes_context;
int aes_set_key( aes_context *ctx, uint8 *key, int nbits );
void aes_encrypt( aes_context *ctx, uint8 input[16], uint8 output[16] );
void aes_decrypt( aes_context *ctx, uint8 input[16], uint8 output[16] );
#endif /* aes.h */
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