24 lines
640 B
C
24 lines
640 B
C
|
/* $FreeBSD$ */
|
||
|
|
/* $OpenBSD: cast.h,v 1.2 2002/03/14 01:26:51 millert Exp $ */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* CAST-128 in C
|
||
|
|
* Written by Steve Reid <sreid@sea-to-sky.net>
|
||
|
|
* 100% Public Domain - no warranty
|
||
|
|
* Released 1997.10.11
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _CAST_H_
|
||
|
|
#define _CAST_H_
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
u_int32_t xkey[32]; /* Key, after expansion */
|
||
|
|
int rounds; /* Number of rounds to use, 12 or 16 */
|
||
|
|
} cast_key;
|
||
|
|
|
||
|
|
void cast_setkey(cast_key * key, u_int8_t * rawkey, int keybytes);
|
||
|
|
void cast_encrypt(cast_key * key, u_int8_t * inblock, u_int8_t * outblock);
|
||
|
|
void cast_decrypt(cast_key * key, u_int8_t * inblock, u_int8_t * outblock);
|
||
|
|
|
||
|
|
#endif /* ifndef _CAST_H_ */
|