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