xref: /netbsd-src/sys/dist/pf/net/if_compat.h (revision fff57c5525bbe431aee7bdb3983954f0627a42cb)
1*fff57c55Syamt /*	$OpenBSD: if.h,v 1.91 2007/06/25 16:37:58 henning Exp $	*/
2*fff57c55Syamt /*	$NetBSD: if_compat.h,v 1.2 2008/06/18 09:06:27 yamt Exp $	*/
3*fff57c55Syamt 
4*fff57c55Syamt /*
5*fff57c55Syamt  * Copyright (c) 1982, 1986, 1989, 1993
6*fff57c55Syamt  *	The Regents of the University of California.  All rights reserved.
7*fff57c55Syamt  *
8*fff57c55Syamt  * Redistribution and use in source and binary forms, with or without
9*fff57c55Syamt  * modification, are permitted provided that the following conditions
10*fff57c55Syamt  * are met:
11*fff57c55Syamt  * 1. Redistributions of source code must retain the above copyright
12*fff57c55Syamt  *    notice, this list of conditions and the following disclaimer.
13*fff57c55Syamt  * 2. Redistributions in binary form must reproduce the above copyright
14*fff57c55Syamt  *    notice, this list of conditions and the following disclaimer in the
15*fff57c55Syamt  *    documentation and/or other materials provided with the distribution.
16*fff57c55Syamt  * 3. Neither the name of the University nor the names of its contributors
17*fff57c55Syamt  *    may be used to endorse or promote products derived from this software
18*fff57c55Syamt  *    without specific prior written permission.
19*fff57c55Syamt  *
20*fff57c55Syamt  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21*fff57c55Syamt  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22*fff57c55Syamt  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23*fff57c55Syamt  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24*fff57c55Syamt  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25*fff57c55Syamt  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26*fff57c55Syamt  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27*fff57c55Syamt  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28*fff57c55Syamt  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29*fff57c55Syamt  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30*fff57c55Syamt  * SUCH DAMAGE.
31*fff57c55Syamt  *
32*fff57c55Syamt  *	@(#)if.h	8.1 (Berkeley) 6/10/93
33*fff57c55Syamt  */
34*fff57c55Syamt 
35*fff57c55Syamt #ifndef _NET_IF_COMPAT_H_
36*fff57c55Syamt #define _NET_IF_COMPAT_H_
37*fff57c55Syamt 
38*fff57c55Syamt #include <sys/queue.h>
39*fff57c55Syamt 
40*fff57c55Syamt /*
41*fff57c55Syamt  * interface groups
42*fff57c55Syamt  */
43*fff57c55Syamt 
44*fff57c55Syamt #define	IFG_ALL		"all"		/* group contains all interfaces */
45*fff57c55Syamt #define	IFG_EGRESS	"egress"	/* if(s) default route(s) point to */
46*fff57c55Syamt 
47*fff57c55Syamt struct ifg_group {
48*fff57c55Syamt 	char				 ifg_group[IFNAMSIZ];
49*fff57c55Syamt 	u_int				 ifg_refcnt;
50*fff57c55Syamt 	void				*ifg_pf_kif;
51*fff57c55Syamt 	int				 ifg_carp_demoted;
52*fff57c55Syamt 	TAILQ_HEAD(, ifg_member)	 ifg_members;
53*fff57c55Syamt 	TAILQ_ENTRY(ifg_group)		 ifg_next;
54*fff57c55Syamt };
55*fff57c55Syamt 
56*fff57c55Syamt struct ifg_member {
57*fff57c55Syamt 	TAILQ_ENTRY(ifg_member)	 ifgm_next;
58*fff57c55Syamt 	struct ifnet		*ifgm_ifp;
59*fff57c55Syamt };
60*fff57c55Syamt 
61*fff57c55Syamt struct ifg_list {
62*fff57c55Syamt 	struct ifg_group	*ifgl_group;
63*fff57c55Syamt 	TAILQ_ENTRY(ifg_list)	 ifgl_next;
64*fff57c55Syamt };
65*fff57c55Syamt 
66*fff57c55Syamt TAILQ_HEAD(ifg_list_head, ifg_list);
67*fff57c55Syamt 
68*fff57c55Syamt struct ifg_req {
69*fff57c55Syamt 	union {
70*fff57c55Syamt 		char			 ifgrqu_group[IFNAMSIZ];
71*fff57c55Syamt 		char			 ifgrqu_member[IFNAMSIZ];
72*fff57c55Syamt 	} ifgrq_ifgrqu;
73*fff57c55Syamt #define	ifgrq_group	ifgrq_ifgrqu.ifgrqu_group
74*fff57c55Syamt #define	ifgrq_member	ifgrq_ifgrqu.ifgrqu_member
75*fff57c55Syamt };
76*fff57c55Syamt 
77*fff57c55Syamt struct ifg_attrib {
78*fff57c55Syamt 	int	ifg_carp_demoted;
79*fff57c55Syamt };
80*fff57c55Syamt 
81*fff57c55Syamt /*
82*fff57c55Syamt  * Used to lookup groups for an interface
83*fff57c55Syamt  */
84*fff57c55Syamt struct ifgroupreq {
85*fff57c55Syamt 	char	ifgr_name[IFNAMSIZ];
86*fff57c55Syamt 	u_int	ifgr_len;
87*fff57c55Syamt 	union {
88*fff57c55Syamt 		char			 ifgru_group[IFNAMSIZ];
89*fff57c55Syamt 		struct	ifg_req		*ifgru_groups;
90*fff57c55Syamt 		struct	ifg_attrib	 ifgru_attrib;
91*fff57c55Syamt 	} ifgr_ifgru;
92*fff57c55Syamt #define ifgr_group	ifgr_ifgru.ifgru_group
93*fff57c55Syamt #define ifgr_groups	ifgr_ifgru.ifgru_groups
94*fff57c55Syamt #define ifgr_attrib	ifgr_ifgru.ifgru_attrib
95*fff57c55Syamt };
96*fff57c55Syamt 
97*fff57c55Syamt #ifdef _KERNEL
98*fff57c55Syamt void	if_init_groups(struct ifnet *);
99*fff57c55Syamt void	if_destroy_groups(struct ifnet *);
100*fff57c55Syamt struct	ifg_list_head *if_get_groups(struct ifnet *);
101*fff57c55Syamt 
102*fff57c55Syamt struct	ifg_group *if_creategroup(const char *);
103*fff57c55Syamt int	if_addgroup(struct ifnet *, const char *);
104*fff57c55Syamt int	if_delgroup(struct ifnet *, const char *);
105*fff57c55Syamt void	if_group_routechange(struct sockaddr *, struct sockaddr *);
106*fff57c55Syamt #endif /* _KERNEL */
107*fff57c55Syamt 
108*fff57c55Syamt #endif /* !_NET_IF_COMPAT_H_ */
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