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if_pppoe.h revision 1.11 
      1 /* $NetBSD: if_pppoe.h,v 1.11 2008/04/28 20:24:09 martin Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Martin Husemann <martin (at) NetBSD.org>.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _NET_IF_PPPOE_H_
     33 #define _NET_IF_PPPOE_H_
     34 
     35 struct pppoediscparms {
     36 	char	ifname[IFNAMSIZ];	/* pppoe interface name */
     37 	char	eth_ifname[IFNAMSIZ];	/* external ethernet interface name */
     38 	const char *ac_name;		/* access concentrator name (or NULL) */
     39 	size_t	ac_name_len;		/* on write: length of buffer for ac_name */
     40 	const char *service_name;	/* service name (or NULL) */
     41 	size_t	service_name_len;	/* on write: length of buffer for service name */
     42 };
     43 
     44 #define	PPPOESETPARMS	_IOW('i', 110, struct pppoediscparms)
     45 #define	PPPOEGETPARMS	_IOWR('i', 111, struct pppoediscparms)
     46 
     47 #define PPPOE_STATE_INITIAL	0
     48 #define PPPOE_STATE_PADI_SENT	1
     49 #define	PPPOE_STATE_PADR_SENT	2
     50 #define	PPPOE_STATE_SESSION	3
     51 #define	PPPOE_STATE_CLOSING	4
     52 /* passive */
     53 #define	PPPOE_STATE_PADO_SENT	1
     54 
     55 struct pppoeconnectionstate {
     56 	char	ifname[IFNAMSIZ];	/* pppoe interface name */
     57 	u_int	state;			/* one of the PPPOE_STATE_ states above */
     58 	u_int	session_id;		/* if state == PPPOE_STATE_SESSION */
     59 	u_int	padi_retry_no;		/* number of retries already sent */
     60 	u_int	padr_retry_no;
     61 };
     62 
     63 #define PPPOEGETSESSION	_IOWR('i', 112, struct pppoeconnectionstate)
     64 
     65 #ifdef _KERNEL
     66 
     67 extern struct ifqueue ppoediscinq;
     68 extern struct ifqueue ppoeinq;
     69 
     70 extern void *pppoe_softintr;			/* softinterrupt cookie */
     71 
     72 #endif /* _KERNEL */
     73 #endif /* !_NET_IF_PPPOE_H_ */
     74 
     75