5 Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
7 Copyright (C) 1999 - 2000 Pekka Riikonen
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
21 #ifndef CAST_INTERNAL_H
22 #define CAST_INTERNAL_H
24 #include "ciphers_def.h"
26 /* Cipher's context */
32 u4byte *cast_set_key(CastContext *ctx,
33 const u4byte in_key[], const u4byte key_len);
34 void cast_encrypt(CastContext *ctx,
35 const u4byte in_blk[4], u4byte out_blk[]);
36 void cast_decrypt(CastContext *ctx,
37 const u4byte in_blk[4], u4byte out_blk[4]);