FreeBSD/Linux Kernel Cross Reference
sys/opencrypto/cast.h
1 /* $FreeBSD$ */
2 /* $OpenBSD: cast.h,v 1.2 2002/03/14 01:26:51 millert Exp $ */
3
4 /*-
5 * CAST-128 in C
6 * Written by Steve Reid <sreid@sea-to-sky.net>
7 * 100% Public Domain - no warranty
8 * Released 1997.10.11
9 */
10
11 #ifndef _CAST_H_
12 #define _CAST_H_
13
14 typedef struct {
15 u_int32_t xkey[32]; /* Key, after expansion */
16 int rounds; /* Number of rounds to use, 12 or 16 */
17 } cast_key;
18
19 void cast_setkey(cast_key * key, u_int8_t * rawkey, int keybytes);
20 void cast_encrypt(cast_key * key, u_int8_t * inblock, u_int8_t * outblock);
21 void cast_decrypt(cast_key * key, u_int8_t * inblock, u_int8_t * outblock);
22
23 #endif /* ifndef _CAST_H_ */
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