| 1 | /*- |
| 2 | * Copyright (c) 1991 The Regents of the University of California. |
| 3 | * 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 5.2 (Berkeley) 3/22/91 |
| 34 | */ |
| 35 | |
| 36 | /* |
| 37 | * Copyright (C) 1990 by the Massachusetts Institute of Technology |
| 38 | * |
| 39 | * Export of this software from the United States of America is assumed |
| 40 | * to require a specific license from the United States Government. |
| 41 | * It is the responsibility of any person or organization contemplating |
| 42 | * export to obtain such a license before exporting. |
| 43 | * |
| 44 | * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and |
| 45 | * distribute this software and its documentation for any purpose and |
| 46 | * without fee is hereby granted, provided that the above copyright |
| 47 | * notice appear in all copies and that both that copyright notice and |
| 48 | * this permission notice appear in supporting documentation, and that |
| 49 | * the name of M.I.T. not be used in advertising or publicity pertaining |
| 50 | * to distribution of the software without specific, written prior |
| 51 | * permission. M.I.T. makes no representations about the suitability of |
| 52 | * this software for any purpose. It is provided "as is" without express |
| 53 | * or implied warranty. |
| 54 | */ |
| 55 | |
| 56 | #ifndef __ENCRYPT__ |
| 57 | #define __ENCRYPT__ |
| 58 | |
| 59 | #define DIR_DECRYPT 1 |
| 60 | #define DIR_ENCRYPT 2 |
| 61 | |
| 62 | typedef unsigned char Block[8]; |
| 63 | typedef unsigned char *BlockT; |
| 64 | typedef struct { Block _; } Schedule[16]; |
| 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) (!bcmp((void *)k1, (void *)k2, sizeof(Block))) |
| 70 | |
| 71 | typedef struct { |
| 72 | short type; |
| 73 | int length; |
| 74 | unsigned char *data; |
| 75 | } Session_Key; |
| 76 | |
| 77 | #if !defined(P) |
| 78 | #ifdef __STDC__ |
| 79 | #define P(x) x |
| 80 | #else |
| 81 | #define P(x) () |
| 82 | #endif |
| 83 | #endif |
| 84 | |
| 85 | typedef struct { |
| 86 | char *name; |
| 87 | int type; |
| 88 | void (*output) P((unsigned char *, int)); |
| 89 | int (*input) P((int)); |
| 90 | void (*init) P((int)); |
| 91 | int (*start) P((int, int)); |
| 92 | int (*is) P((unsigned char *, int)); |
| 93 | int (*reply) P((unsigned char *, int)); |
| 94 | void (*session) P((Session_Key *, int)); |
| 95 | int (*keyid) P((int, unsigned char *, int *)); |
| 96 | void (*printsub) P((unsigned char *, int, unsigned char *, int)); |
| 97 | } Encryptions; |
| 98 | |
| 99 | #define SK_DES 1 /* Matched Kerberos v5 KEYTYPE_DES */ |
| 100 | |
| 101 | #include "enc-proto.h" |
| 102 | |
| 103 | extern int encrypt_debug_mode; |
| 104 | extern int (*decrypt_input) P((int)); |
| 105 | extern void (*encrypt_output) P((unsigned char *, int)); |
| 106 | #endif |