rtsold.h revision 62632 
1/*
2 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the project nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: head/usr.sbin/rtsold/rtsold.h 62632 2000-07-05 10:14:11Z kris $
30 */
31
32struct ifinfo {
33	struct ifinfo *next;	/* pointer to the next interface */
34
35	struct sockaddr_dl *sdl; /* link-layer address */
36	char ifname[IF_NAMESIZE]; /* interface name */
37	int active;		/* interface status */
38	int probeinterval;	/* interval of probe timer(if necessary) */
39	int probetimer;		/* rest of probe timer */
40	int mediareqok;		/* wheter the IF supports SIOCGIFMEDIA */
41	int state;
42	int probes;
43	int dadcount;
44	struct timeval timer;
45	struct timeval expire;
46	int errors;		/* # of errors we've got - detect wedge */
47
48	int racnt;		/* total # of valid RAs it have got */
49
50	size_t rs_datalen;
51	u_char *rs_data;
52};
53
54/* per interface status */
55#define IFS_IDLE	0
56#define IFS_DELAY	1
57#define IFS_PROBE	2
58#define IFS_DOWN	3
59#define IFS_TENTATIVE	4
60
61/* rtsold.c */
62extern struct timeval tm_max;
63extern int dflag;
64struct ifinfo *find_ifinfo __P((int ifindex));
65void rtsol_timer_update __P((struct ifinfo *ifinfo));
66#ifdef __STDC__
67extern void warnmsg __P((int, const char *, const char *, ...));
68#else
69extern void warnmsg __P((int, const char *, const char *, va_list));
70#endif
71
72/* if.c */
73extern int ifinit __P((void));
74extern int interface_up __P((char *name));
75extern int interface_status __P((struct ifinfo*));
76extern int lladdropt_length __P((struct sockaddr_dl *sdl));
77extern void lladdropt_fill __P((struct sockaddr_dl *sdl,
78				struct nd_opt_hdr *ndopt));
79extern struct sockaddr_dl *if_nametosdl __P((char *name));
80extern int getinet6sysctl __P((int code));
81
82/* rtsol.c */
83extern int sockopen __P((void));
84extern void sendpacket __P((struct ifinfo *ifinfo));
85extern void rtsol_input __P((int s));
86
87/* probe.c */
88extern int probe_init __P((void));
89extern void defrouter_probe __P((int ifindex));
90
91/* dump.c */
92extern void rtsold_dump_file __P((char *));
93