rijndael-alg-ref.h

Arithmetic for integers of almost rijndael for C and C++. Developed for linux

/* rijndael-alg-ref.h   v2.0   August '99
 * Reference ANSI C code
 * authors: Paulo Barreto
 *          Vincent Rijmen, K.U.Leuven
 */
#ifndef __RIJNDAEL_ALG_H
#define __RIJNDAEL_ALG_H

#define MAXBC				(256/32)
#define MAXKC				(256/32)
#define MAXROUNDS			14

typedef unsigned char		word8;	
typedef unsigned short		word16;	
typedef unsigned long		word32;


int rijndaelKeySched (word8 k[4][MAXKC], int keyBits, int blockBits, 
		word8 rk[MAXROUNDS+1][4][MAXBC]);
int rijndaelEncrypt (word8 a[4][MAXBC], int keyBits, int blockBits, 
		word8 rk[MAXROUNDS+1][4][MAXBC]);
int rijndaelEncryptRound (word8 a[4][MAXBC], int keyBits, int blockBits, 
		word8 rk[MAXROUNDS+1][4][MAXBC], int rounds);
int rijndaelDecrypt (word8 a[4][MAXBC], int keyBits, int blockBits, 
		word8 rk[MAXROUNDS+1][4][MAXBC]);
int rijndaelDecryptRound (word8 a[4][MAXBC], int keyBits, int blockBits, 
		word8 rk[MAXROUNDS+1][4][MAXBC], int rounds);

#endif /* __RIJNDAEL_ALG_H */