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- /*
- * heavily modified by Tomomi Suzuki <suzuki@grelot.elec.ryukoku.ac.jp>
- */
- /*
- * The CAST-128 Encryption Algorithm (RFC 2144)
- *
- * original implementation <Hideo "Sir MaNMOS" Morisita>
- * 1997/08/21
- */
- /*
- * Copyright (C) 1997 Hideo "Sir MANMOS" Morishita
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY Hideo "Sir MaNMOS" Morishita ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL Hideo "Sir MaNMOS" Morishita BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef RFC2144_CAST_128_H
- #define RFC2144_CAST_128_H
-
- #include <sys/param.h>
- #include <sys/mbuf.h>
-
-
- #define CAST128_ENCRYPT 1
- #define CAST128_DECRYPT 0
-
-
- extern void set_cast128_subkey __P((u_int32_t *, u_int8_t *));
- extern void cast128_encrypt_round16 __P((u_int8_t *, const u_int8_t *,
- u_int32_t *));
- extern void cast128_decrypt_round16 __P((u_int8_t *, const u_int8_t *,
- u_int32_t *));
- extern void cast128_encrypt_round12 __P((u_int8_t *, const u_int8_t *,
- u_int32_t *));
- extern void cast128_decrypt_round12 __P((u_int8_t *, const u_int8_t *,
- u_int32_t *));
- extern void cast128_cbc_process __P((struct mbuf *, size_t, size_t,
- u_int32_t *, u_int8_t *, size_t, int));
-
- #endif
-
-