Files
inetutils/libtelnet/auth.h
2025-01-01 18:21:25 +01:00

108 lines
4.3 KiB
C

/*
Copyright (C) 1996-2025 Free Software Foundation, Inc.
This file is part of GNU Inetutils.
GNU Inetutils is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at
your option) any later version.
GNU Inetutils is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see `http://www.gnu.org/licenses/'. */
/*
* 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. 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.
*/
/*
* Copyright (C) 1990, 2000 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.
*/
#ifndef __AUTH__
# define __AUTH__
/* These might be defined in <arpa/telnet.h>. */
# ifndef AUTH_REJECT
# define AUTH_REJECT 0 /* Rejected */
# endif
# ifndef AUTH_UNKNOWN
# define AUTH_UNKNOWN 1 /* We don't know who he is, but he's okay */
# endif
# ifndef AUTH_OTHER
# define AUTH_OTHER 2 /* We know him, but not his name */
# endif
# ifndef AUTH_USER
# define AUTH_USER 3 /* We know the name */
# endif
# ifndef AUTH_VALID
# define AUTH_VALID 4 /* We know him, and he needs no password */
# endif
typedef struct XauthP
{
int type;
int way;
int (*init) (struct XauthP *, int);
int (*send) (struct XauthP *);
void (*is) (struct XauthP *, unsigned char *, int);
void (*reply) (struct XauthP *, unsigned char *, int);
int (*status) (struct XauthP *, char *, size_t, int);
void (*printsub) (unsigned char *, int, char *, int);
void (*cleanup) (struct XauthP *);
} TN_Authenticator;
# include "auth-proto.h"
# define OPTS_FORWARD_CREDS 0x00000002
# define OPTS_FORWARDABLE_CREDS 0x00000001
extern int auth_debug_mode;
#endif