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//==========================================================================
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//
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// include/upap.h
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//
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//==========================================================================
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// ####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 2003 Free Software Foundation, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later
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// version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with eCos; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// As a special exception, if other files instantiate templates or use
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// macros or inline functions from this file, or you compile this file
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// and link it with other works to produce a work based on this file,
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// this file does not by itself cause the resulting work to be covered by
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// the GNU General Public License. However the source code for this file
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// must still be made available in accordance with section (3) of the GNU
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// General Public License v2.
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//
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// This exception does not invalidate any other reasons why a work based
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// on this file might be covered by the GNU General Public License.
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// -------------------------------------------
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// ####ECOSGPLCOPYRIGHTEND####
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// ####BSDALTCOPYRIGHTBEGIN####
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// -------------------------------------------
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// Portions of this software may have been derived from FreeBSD, OpenBSD,
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// or other sources, and if so are covered by the appropriate copyright
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// and license included herein.
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// -------------------------------------------
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// ####BSDALTCOPYRIGHTEND####
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//==========================================================================
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/*
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* upap.h - User/Password Authentication Protocol definitions.
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*
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* Copyright (c) 1989 Carnegie Mellon University.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by Carnegie Mellon University. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $FreeBSD: src/usr.sbin/pppd/upap.h,v 1.7 1999/08/28 01:19:09 peter Exp $
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*/
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/*
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* Packet header = Code, id, length.
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*/
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#define UPAP_HEADERLEN (sizeof (u_char) + sizeof (u_char) + sizeof (u_short))
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/*
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* UPAP codes.
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*/
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#define UPAP_AUTHREQ 1 /* Authenticate-Request */
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#define UPAP_AUTHACK 2 /* Authenticate-Ack */
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#define UPAP_AUTHNAK 3 /* Authenticate-Nak */
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/*
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* Each interface is described by upap structure.
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*/
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typedef struct upap_state {
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int us_unit; /* Interface unit number */
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char *us_user; /* User */
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int us_userlen; /* User length */
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char *us_passwd; /* Password */
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int us_passwdlen; /* Password length */
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int us_clientstate; /* Client state */
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int us_serverstate; /* Server state */
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u_char us_id; /* Current id */
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int us_timeouttime; /* Timeout (seconds) for auth-req retrans. */
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int us_transmits; /* Number of auth-reqs sent */
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int us_maxtransmits; /* Maximum number of auth-reqs to send */
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int us_reqtimeout; /* Time to wait for auth-req from peer */
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} upap_state;
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/*
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* Client states.
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*/
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#define UPAPCS_INITIAL 0 /* Connection down */
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#define UPAPCS_CLOSED 1 /* Connection up, haven't requested auth */
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#define UPAPCS_PENDING 2 /* Connection down, have requested auth */
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#define UPAPCS_AUTHREQ 3 /* We've sent an Authenticate-Request */
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#define UPAPCS_OPEN 4 /* We've received an Ack */
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#define UPAPCS_BADAUTH 5 /* We've received a Nak */
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/*
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* Server states.
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*/
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#define UPAPSS_INITIAL 0 /* Connection down */
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#define UPAPSS_CLOSED 1 /* Connection up, haven't requested auth */
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#define UPAPSS_PENDING 2 /* Connection down, have requested auth */
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#define UPAPSS_LISTEN 3 /* Listening for an Authenticate */
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#define UPAPSS_OPEN 4 /* We've sent an Ack */
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#define UPAPSS_BADAUTH 5 /* We've sent a Nak */
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/*
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* Timeouts.
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*/
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#define UPAP_DEFTIMEOUT 3 /* Timeout (seconds) for retransmitting req */
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#define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */
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extern upap_state upap[];
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void upap_authwithpeer __P((int, char *, char *));
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void upap_authpeer __P((int));
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extern struct protent pap_protent;
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