109 lines
4.0 KiB
C
109 lines
4.0 KiB
C
/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)encrypt.h 8.1 (Berkeley) 6/4/93
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*/
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/*
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* Copyright (C) 1990 by the Massachusetts Institute of Technology
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*
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* Export of this software from the United States of America is assumed
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* to require a specific license from the United States Government.
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* It is the responsibility of any person or organization contemplating
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* export to obtain such a license before exporting.
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*
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* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
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* distribute this software and its documentation for any purpose and
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* without fee is hereby granted, provided that the above copyright
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* notice appear in all copies and that both that copyright notice and
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* this permission notice appear in supporting documentation, and that
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* the name of M.I.T. not be used in advertising or publicity pertaining
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* to distribution of the software without specific, written prior
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* permission. M.I.T. makes no representations about the suitability of
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* this software for any purpose. It is provided "as is" without express
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* or implied warranty.
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*/
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#ifdef ENCRYPTION
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# ifndef __ENCRYPTION__
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# define __ENCRYPTION__
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#define DIR_DECRYPT 1
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#define DIR_ENCRYPT 2
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typedef unsigned char Block[8];
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typedef unsigned char *BlockT;
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typedef struct { Block _; } Schedule[16];
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#define VALIDKEY(key) ( key[0] | key[1] | key[2] | key[3] | \
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key[4] | key[5] | key[6] | key[7])
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#define SAMEKEY(k1, k2) (!bcmp((void *)k1, (void *)k2, sizeof(Block)))
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typedef struct {
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short type;
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int length;
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unsigned char *data;
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} Session_Key;
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# if !defined(P)
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# ifdef __STDC__
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# define P(x) x
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# else
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# define P(x) ()
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# endif
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# endif
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typedef struct {
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char *name;
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int type;
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void (*output) P((unsigned char *, int));
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int (*input) P((int));
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void (*init) P((int));
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int (*start) P((int, int));
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int (*is) P((unsigned char *, int));
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int (*reply) P((unsigned char *, int));
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void (*session) P((Session_Key *, int));
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int (*keyid) P((int, unsigned char *, int *));
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void (*printsub) P((unsigned char *, int, unsigned char *, int));
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} Encryptions;
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#define SK_DES 1 /* Matched Kerberos v5 KEYTYPE_DES */
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#include "enc-proto.h"
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extern int encrypt_debug_mode;
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extern int (*decrypt_input) P((int));
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extern void (*encrypt_output) P((unsigned char *, int));
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# endif /* __ENCRYPTION__ */
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#endif /* ENCRYPTION */
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