encrypt.h revision 90926 
1/*-
2 * Copyright (c) 1991, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *	@(#)encrypt.h	8.1 (Berkeley) 6/4/93
34 *
35 *	@(#)encrypt.h	5.2 (Berkeley) 3/22/91
36 */
37
38/*
39 * Copyright (C) 1990 by the Massachusetts Institute of Technology
40 *
41 * Export of this software from the United States of America is assumed
42 * to require a specific license from the United States Government.
43 * It is the responsibility of any person or organization contemplating
44 * export to obtain such a license before exporting.
45 *
46 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
47 * distribute this software and its documentation for any purpose and
48 * without fee is hereby granted, provided that the above copyright
49 * notice appear in all copies and that both that copyright notice and
50 * this permission notice appear in supporting documentation, and that
51 * the name of M.I.T. not be used in advertising or publicity pertaining
52 * to distribution of the software without specific, written prior
53 * permission.  M.I.T. makes no representations about the suitability of
54 * this software for any purpose.  It is provided "as is" without express
55 * or implied warranty.
56 */
57
58/* $Id: encrypt.h,v 1.7 2001/08/22 20:30:22 assar Exp $ */
59
60#ifndef	__ENCRYPT__
61#define	__ENCRYPT__
62
63#define	DIR_DECRYPT		1
64#define	DIR_ENCRYPT		2
65
66#define	VALIDKEY(key)	( key[0] | key[1] | key[2] | key[3] | \
67			  key[4] | key[5] | key[6] | key[7])
68
69#define	SAMEKEY(k1, k2)	(!memcmp(k1, k2, sizeof(des_cblock)))
70
71typedef	struct {
72	short		type;
73	int		length;
74	unsigned char	*data;
75} Session_Key;
76
77typedef struct {
78	char	*name;
79	int	type;
80	void	(*output) (unsigned char *, int);
81	int	(*input) (int);
82	void	(*init) (int);
83	int	(*start) (int, int);
84	int	(*is) (unsigned char *, int);
85	int	(*reply) (unsigned char *, int);
86	void	(*session) (Session_Key *, int);
87	int	(*keyid) (int, unsigned char *, int *);
88	void	(*printsub) (unsigned char *, int, unsigned char *, int);
89} Encryptions;
90
91#define	SK_DES		1	/* Matched Kerberos v5 KEYTYPE_DES */
92
93#ifdef HAVE_OPENSSL
94#include <openssl/des.h>
95#define des_new_random_key des_random_key
96#else
97#include <des.h>
98#endif
99
100#include "enc-proto.h"
101
102extern int encrypt_debug_mode;
103extern int (*decrypt_input) (int);
104extern void (*encrypt_output) (unsigned char *, int);
105#endif
106