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 * $FreeBSD$ 35 */ 36 37 /* 38 * Copyright (C) 1990 by the Massachusetts Institute of Technology 39 * 40 * Export of this software from the United States of America is assumed 41 * to require a specific license from the United States Government. 42 * It is the responsibility of any person or organization contemplating 43 * export to obtain such a license before exporting. 44 * 45 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 46 * distribute this software and its documentation for any purpose and 47 * without fee is hereby granted, provided that the above copyright 48 * notice appear in all copies and that both that copyright notice and 49 * this permission notice appear in supporting documentation, and that 50 * the name of M.I.T. not be used in advertising or publicity pertaining 51 * to distribution of the software without specific, written prior 52 * permission. M.I.T. makes no representations about the suitability of 53 * this software for any purpose. It is provided "as is" without express 54 * or implied warranty. 55 */ 56 57 #ifdef ENCRYPTION 58 # ifndef __ENCRYPTION__ 59 # define __ENCRYPTION__ 60 61 #define DIR_DECRYPT 1 62 #define DIR_ENCRYPT 2 63 64 #include <openssl/des.h> 65 typedef unsigned char Block[8]; 66 typedef unsigned char *BlockT; 67 #if 0 68 typedef struct { Block __; } Schedule[16]; 69 #else 70 #define Schedule des_key_schedule 71 #endif 72 73 #define VALIDKEY(key) ( key[0] | key[1] | key[2] | key[3] | \ 74 key[4] | key[5] | key[6] | key[7]) 75 76 #define SAMEKEY(k1, k2) (!bcmp((void *)k1, (void *)k2, sizeof(Block))) 77 78 typedef struct { 79 short type; 80 int length; 81 unsigned char *data; 82 } Session_Key; 83 84 # if !defined(P) 85 # ifdef __STDC__ 86 # define P(x) x 87 # else 88 # define P(x) () 89 # endif 90 # endif 91 92 typedef struct { 93 char *name; 94 int type; 95 void (*output) P((unsigned char *, int)); 96 int (*input) P((int)); 97 void (*init) P((int)); 98 int (*start) P((int, int)); 99 int (*is) P((unsigned char *, int)); 100 int (*reply) P((unsigned char *, int)); 101 void (*session) P((Session_Key *, int)); 102 int (*keyid) P((int, unsigned char *, int *)); 103 void (*printsub) P((unsigned char *, int, unsigned char *, int)); 104 } Encryptions; 105 106 #define SK_DES 1 /* Matched Kerberos v5 KEYTYPE_DES */ 107 108 #include "enc-proto.h" 109 110 extern int encrypt_debug_mode; 111 extern int (*decrypt_input) P((int)); 112 extern void (*encrypt_output) P((unsigned char *, int)); 113 # endif /* __ENCRYPTION__ */ 114 #endif /* ENCRYPTION */ 115