rtsold.h revision 119026 
1/*	$KAME: rtsold.h,v 1.19 2003/04/16 09:48:15 itojun Exp $	*/
2
3/*
4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * $FreeBSD: head/usr.sbin/rtsold/rtsold.h 119026 2003-08-17 11:11:32Z ume $
32 */
33
34struct ifinfo {
35	struct ifinfo *next;	/* pointer to the next interface */
36
37	struct sockaddr_dl *sdl; /* link-layer address */
38	char ifname[IF_NAMESIZE]; /* interface name */
39	u_int32_t linkid;	/* link ID of this interface */
40	int active;		/* interface status */
41	int probeinterval;	/* interval of probe timer (if necessary) */
42	int probetimer;		/* rest of probe timer */
43	int mediareqok;		/* wheter the IF supports SIOCGIFMEDIA */
44	int otherconfig;	/* need a separate protocol for the "other"
45				 * configuration */
46	int state;
47	int probes;
48	int dadcount;
49	struct timeval timer;
50	struct timeval expire;
51	int errors;		/* # of errors we've got - detect wedge */
52
53	int racnt;		/* total # of valid RAs it have got */
54
55	size_t rs_datalen;
56	u_char *rs_data;
57};
58
59/* per interface status */
60#define IFS_IDLE	0
61#define IFS_DELAY	1
62#define IFS_PROBE	2
63#define IFS_DOWN	3
64#define IFS_TENTATIVE	4
65
66/* rtsold.c */
67extern struct timeval tm_max;
68extern int dflag;
69extern int aflag;
70extern char *otherconf_script;
71extern int ifconfig __P((char *));
72extern void iflist_init __P((void));
73struct ifinfo *find_ifinfo __P((int));
74void rtsol_timer_update __P((struct ifinfo *));
75extern void warnmsg __P((int, const char *, const char *, ...))
76     __attribute__((__format__(__printf__, 3, 4)));
77extern char **autoifprobe __P((void));
78
79/* if.c */
80extern int ifinit __P((void));
81extern int interface_up __P((char *));
82extern int interface_status __P((struct ifinfo *));
83extern int lladdropt_length __P((struct sockaddr_dl *));
84extern void lladdropt_fill __P((struct sockaddr_dl *, struct nd_opt_hdr *));
85extern struct sockaddr_dl *if_nametosdl __P((char *));
86extern int getinet6sysctl __P((int));
87
88/* rtsol.c */
89extern int sockopen __P((void));
90extern void sendpacket __P((struct ifinfo *));
91extern void rtsol_input __P((int));
92
93/* probe.c */
94extern int probe_init __P((void));
95extern void defrouter_probe __P((struct ifinfo *));
96
97/* dump.c */
98extern void rtsold_dump_file __P((char *));
99
100/* rtsock.c */
101extern int rtsock_open __P((void));
102extern int rtsock_input __P((int));
103