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/*****************************************************************************
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* pap.h - PPP Password Authentication Protocol header file.
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*
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* Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
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* portions Copyright (c) 1997 Global Election Systems Inc.
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*
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* The authors hereby grant permission to use, copy, modify, distribute,
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* and license this software and its documentation for any purpose, provided
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* that existing copyright notices are retained in all copies and that this
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* notice and the following disclaimer are included verbatim in any
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* distributions. No written agreement, license, or royalty fee is required
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* for any of the authorized uses.
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*
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* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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* REVISION HISTORY
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*
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* 03-01-01 Marc Boucher <marc@mbsi.ca>
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* Ported to lwIP.
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* 97-12-04 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.
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* Original derived from BSD codes.
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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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#ifndef PAP_H
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#define PAP_H
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#if PAP_SUPPORT /* don't build if not configured for use in lwipopts.h */
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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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const char *us_user; /* User */
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int us_userlen; /* User length */
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const 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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extern upap_state upap[];
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void upap_authwithpeer (int, char *, char *);
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void upap_authpeer (int);
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extern struct protent pap_protent;
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#endif /* PAP_SUPPORT */
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#endif /* PAP_H */
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Donatien Garnier