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/**************************************************************************
*
* $Id: aes128.h 1.3 2009/10/01 14:04:52 martin REL_M $
*
* Copyright (c) Meinberg Funkuhren, Bad Pyrmont, Germany
*
* Description:
* Definitions and prototypes for aes128.c.
*
* -----------------------------------------------------------------------
* $Log: aes128.h $
* Revision 1.3 2009/10/01 14:04:52 martin
* Code cleanup.
* Updated function prototypes.
* Revision 1.2 2006/08/22 15:28:11Z martin
* Added standard file header.
* Added definition for AES_BLOCK_SIZE.
*
**************************************************************************/
#ifndef _AES128_H
#define _AES128_H
/* Other headers to be included */
#include <words.h>
#ifdef _AES128
#define _ext
#define _DO_INIT
#else
#define _ext extern
#endif
/* Start of header body */
#define AES_BLOCK_SIZE 16
typedef struct
{
unsigned long erk[64]; /* encryption round keys */
unsigned long drk[64]; /* decryption round keys */
} aes128_context;
/* function prototypes: */
#ifdef __cplusplus
extern "C" {
#endif
/* ----- function prototypes begin ----- */
/* This section was generated automatically */
/* by MAKEHDR, do not remove the comments. */
void aes_gen_tables( void ) ;
int aes128_set_key( aes128_context *ctx, uint8_t *key ) ;
int aes_encrypt_buff( uint8_t *p_data, uint8_t *p_key, uint8_t *p_init, int n ) ;
int aes_decrypt_buff ( uint8_t *p_data, uint8_t *p_key, uint8_t *p_init, int n ) ;
/* ----- function prototypes end ----- */
#ifdef __cplusplus
}
#endif
/* End of header body */
#undef _ext
#undef _DO_INIT
#endif /* _AES128_H */
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