1/*	$NetBSD: encrypt.h,v 1.8 2005/02/06 05:53:07 perry Exp $	*/
2
3/*-
4 * Copyright (c) 1991, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 *	from: @(#)encrypt.h	8.1 (Berkeley) 6/4/93
32 */
33
34/*
35 * Copyright (C) 1990 by the Massachusetts Institute of Technology
36 *
37 * Export of this software from the United States of America is assumed
38 * to require a specific license from the United States Government.
39 * It is the responsibility of any person or organization contemplating
40 * export to obtain such a license before exporting.
41 *
42 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
43 * distribute this software and its documentation for any purpose and
44 * without fee is hereby granted, provided that the above copyright
45 * notice appear in all copies and that both that copyright notice and
46 * this permission notice appear in supporting documentation, and that
47 * the name of M.I.T. not be used in advertising or publicity pertaining
48 * to distribution of the software without specific, written prior
49 * permission.  M.I.T. makes no representations about the suitability of
50 * this software for any purpose.  It is provided "as is" without express
51 * or implied warranty.
52 */
53
54#ifdef	ENCRYPTION
55#include <sys/cdefs.h>
56
57# ifndef __ENCRYPTION__
58# define __ENCRYPTION__
59
60#define	DIR_DECRYPT		1
61#define	DIR_ENCRYPT		2
62
63#define Block des_cblock
64typedef unsigned char *BlockT;
65#define Schedule des_key_schedule
66
67#define	VALIDKEY(key)	( key[0] | key[1] | key[2] | key[3] | \
68			  key[4] | key[5] | key[6] | key[7])
69
70#define	SAMEKEY(k1, k2)	(!bcmp((void *)k1, (void *)k2, sizeof(Block)))
71
72typedef	struct {
73	short		type;
74	int		length;
75	unsigned char	*data;
76} Session_Key;
77
78
79typedef struct {
80	const char	*name;
81	int	type;
82	void	(*output)(unsigned char *, int);
83	int	(*input)(int);
84	void	(*init)(int);
85	int	(*start)(int, int);
86	int	(*is)(unsigned char *, int);
87	int	(*reply)(unsigned char *, int);
88	void	(*session)(Session_Key *, int);
89	int	(*keyid)(int, unsigned char *, int *);
90	void	(*printsub)(unsigned char *, int, unsigned char *, int);
91} Encryptions;
92
93#define	SK_DES		1	/* Matched Kerberos v5 KEYTYPE_DES */
94
95#include "enc-proto.h"
96
97extern int encrypt_debug_mode;
98extern int (*decrypt_input)(int);
99extern void (*encrypt_output)(unsigned char *, int);
100# endif /* __ENCRYPTION__ */
101#endif /* ENCRYPTION */
102