sys/crypto/cast128/cast128.h

   1 /*      $NetBSD: cast128.h,v 1.4.16.3 2004/09/21 13:26:23 skrll Exp $ */
   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 _CAST128_H_
  12 #define _CAST128_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 } cast128_key;
  18
  19 void cast128_setkey(cast128_key *key, const u_int8_t *rawkey, int keybytes);
  20 void cast128_encrypt(const cast128_key *key, const u_int8_t *inblock,
  21                      u_int8_t *outblock);
  22 void cast128_decrypt(const cast128_key *key, const u_int8_t *inblock,
  23                      u_int8_t *outblock);
  24
  25 #endif /* _CAST128_H_ */