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encrypt.h revision 1.10
      1  1.10       kre /*	$NetBSD: encrypt.h,v 1.10 2024/10/29 13:10:06 kre Exp $	*/
      2   1.5  christos 
      3   1.1       cgd /*-
      4   1.3       cgd  * Copyright (c) 1991, 1993
      5   1.3       cgd  *	The Regents of the University of California.  All rights reserved.
      6   1.1       cgd  *
      7   1.1       cgd  * Redistribution and use in source and binary forms, with or without
      8   1.1       cgd  * modification, are permitted provided that the following conditions
      9   1.1       cgd  * are met:
     10   1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     11   1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     12   1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     14   1.1       cgd  *    documentation and/or other materials provided with the distribution.
     15   1.7       agc  * 3. Neither the name of the University nor the names of its contributors
     16   1.1       cgd  *    may be used to endorse or promote products derived from this software
     17   1.1       cgd  *    without specific prior written permission.
     18   1.1       cgd  *
     19   1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20   1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21   1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22   1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23   1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24   1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25   1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26   1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27   1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28   1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29   1.1       cgd  * SUCH DAMAGE.
     30   1.1       cgd  *
     31   1.3       cgd  *	from: @(#)encrypt.h	8.1 (Berkeley) 6/4/93
     32   1.1       cgd  */
     33   1.1       cgd 
     34   1.1       cgd /*
     35   1.1       cgd  * Copyright (C) 1990 by the Massachusetts Institute of Technology
     36   1.1       cgd  *
     37   1.1       cgd  * Export of this software from the United States of America is assumed
     38   1.1       cgd  * to require a specific license from the United States Government.
     39   1.1       cgd  * It is the responsibility of any person or organization contemplating
     40   1.1       cgd  * export to obtain such a license before exporting.
     41   1.1       cgd  *
     42   1.1       cgd  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
     43   1.1       cgd  * distribute this software and its documentation for any purpose and
     44   1.1       cgd  * without fee is hereby granted, provided that the above copyright
     45   1.1       cgd  * notice appear in all copies and that both that copyright notice and
     46   1.1       cgd  * this permission notice appear in supporting documentation, and that
     47   1.1       cgd  * the name of M.I.T. not be used in advertising or publicity pertaining
     48   1.1       cgd  * to distribution of the software without specific, written prior
     49   1.1       cgd  * permission.  M.I.T. makes no representations about the suitability of
     50   1.1       cgd  * this software for any purpose.  It is provided "as is" without express
     51   1.1       cgd  * or implied warranty.
     52   1.1       cgd  */
     53   1.1       cgd 
     54   1.6   thorpej #ifdef	ENCRYPTION
     55   1.6   thorpej #include <sys/cdefs.h>
     56   1.6   thorpej 
     57   1.6   thorpej # ifndef __ENCRYPTION__
     58   1.6   thorpej # define __ENCRYPTION__
     59   1.6   thorpej 
     60   1.6   thorpej #define	DIR_DECRYPT		1
     61   1.6   thorpej #define	DIR_ENCRYPT		2
     62   1.6   thorpej 
     63   1.6   thorpej #define Block des_cblock
     64   1.6   thorpej typedef unsigned char *BlockT;
     65   1.6   thorpej #define Schedule des_key_schedule
     66   1.6   thorpej 
     67   1.6   thorpej #define	VALIDKEY(key)	( key[0] | key[1] | key[2] | key[3] | \
     68   1.6   thorpej 			  key[4] | key[5] | key[6] | key[7])
     69   1.6   thorpej 
     70   1.6   thorpej #define	SAMEKEY(k1, k2)	(!bcmp((void *)k1, (void *)k2, sizeof(Block)))
     71   1.6   thorpej 
     72   1.6   thorpej typedef	struct {
     73   1.6   thorpej 	short		type;
     74   1.6   thorpej 	int		length;
     75   1.6   thorpej 	unsigned char	*data;
     76   1.6   thorpej } Session_Key;
     77   1.6   thorpej 
     78   1.6   thorpej 
     79   1.6   thorpej typedef struct {
     80   1.9  christos 	const char	*name;
     81   1.6   thorpej 	int	type;
     82   1.8     perry 	void	(*output)(unsigned char *, int);
     83   1.8     perry 	int	(*input)(int);
     84   1.8     perry 	void	(*init)(int);
     85   1.8     perry 	int	(*start)(int, int);
     86   1.8     perry 	int	(*is)(unsigned char *, int);
     87   1.8     perry 	int	(*reply)(unsigned char *, int);
     88   1.8     perry 	void	(*session)(Session_Key *, int);
     89   1.8     perry 	int	(*keyid)(int, unsigned char *, int *);
     90   1.8     perry 	void	(*printsub)(unsigned char *, int, unsigned char *, int);
     91   1.6   thorpej } Encryptions;
     92   1.6   thorpej 
     93   1.6   thorpej #define	SK_DES		1	/* Matched Kerberos v5 KEYTYPE_DES */
     94   1.6   thorpej 
     95   1.6   thorpej #include "enc-proto.h"
     96   1.6   thorpej 
     97   1.8     perry extern int (*decrypt_input)(int);
     98   1.8     perry extern void (*encrypt_output)(unsigned char *, int);
     99   1.6   thorpej # endif /* __ENCRYPTION__ */
    100   1.6   thorpej #endif /* ENCRYPTION */
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