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Diffstat (limited to 'lib/libtelnet/encrypt.h')
| -rw-r--r-- | lib/libtelnet/encrypt.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/lib/libtelnet/encrypt.h b/lib/libtelnet/encrypt.h new file mode 100644 index 0000000..3e262b5 --- /dev/null +++ b/lib/libtelnet/encrypt.h @@ -0,0 +1,106 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)encrypt.h 8.1 (Berkeley) 6/4/93 + * $FreeBSD: src/crypto/telnet/libtelnet/encrypt.h,v 1.4.2.1 2002/04/13 10:59:07 markm Exp $ + */ + +/* + * Copyright (C) 1990 by the Massachusetts Institute of Technology + * + * Export of this software from the United States of America is assumed + * to require a specific license from the United States Government. + * It is the responsibility of any person or organization contemplating + * export to obtain such a license before exporting. + * + * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and + * distribute this software and its documentation for any purpose and + * without fee is hereby granted, provided that the above copyright + * notice appear in all copies and that both that copyright notice and + * this permission notice appear in supporting documentation, and that + * the name of M.I.T. not be used in advertising or publicity pertaining + * to distribution of the software without specific, written prior + * permission. M.I.T. makes no representations about the suitability of + * this software for any purpose. It is provided "as is" without express + * or implied warranty. + */ + +#ifdef ENCRYPTION +# ifndef __ENCRYPTION__ +# define __ENCRYPTION__ + +#define DIR_DECRYPT 1 +#define DIR_ENCRYPT 2 + +#include <des.h> +typedef unsigned char Block[8]; +typedef unsigned char *BlockT; +#if 0 +typedef struct { Block __; } Schedule[16]; +#else +#define Schedule des_key_schedule +#endif + +#define VALIDKEY(key) ( key[0] | key[1] | key[2] | key[3] | \ + key[4] | key[5] | key[6] | key[7]) + +#define SAMEKEY(k1, k2) (!bcmp((void *)k1, (void *)k2, sizeof(Block))) + +typedef struct { + short type; + int length; + unsigned char *data; +} Session_Key; + +typedef struct { + const char *name; + int type; + void (*output)(unsigned char *, int); + int (*input)(int); + void (*init)(int); + int (*start)(int, int); + int (*is)(unsigned char *, int); + int (*reply)(unsigned char *, int); + void (*session)(Session_Key *, int); + int (*keyid)(int, unsigned char *, int *); + void (*printsub)(unsigned char *, int, unsigned char *, int); +} Encryptions; + +#define SK_DES 1 /* Matched Kerberos v5 KEYTYPE_DES */ + +#include "enc-proto.h" + +extern int encrypt_debug_mode; +extern int (*decrypt_input)(int); +extern void (*encrypt_output)(unsigned char *, int); +# endif /* __ENCRYPTION__ */ +#endif /* ENCRYPTION */ |