xref: /dragonfly/usr.sbin/rtsold/rtsold.h (revision c89a6c1b)
1 /*	$KAME: rtsold.h,v 1.11 2000/10/10 06:18:04 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: src/usr.sbin/rtsold/rtsold.h,v 1.1.2.3 2001/07/03 11:02:16 ume Exp $
32  * $DragonFly: src/usr.sbin/rtsold/rtsold.h,v 1.4 2005/02/15 00:26:00 cpressey Exp $
33  */
34 
35 struct ifinfo {
36 	struct ifinfo *next;	/* pointer to the next interface */
37 
38 	struct sockaddr_dl *sdl; /* link-layer address */
39 	char ifname[IF_NAMESIZE]; /* interface name */
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 state;
45 	int probes;
46 	int dadcount;
47 	struct timeval timer;
48 	struct timeval expire;
49 	int errors;		/* # of errors we've got - detect wedge */
50 
51 	int racnt;		/* total # of valid RAs it have got */
52 
53 	size_t rs_datalen;
54 	u_char *rs_data;
55 };
56 
57 /* per interface status */
58 #define IFS_IDLE	0
59 #define IFS_DELAY	1
60 #define IFS_PROBE	2
61 #define IFS_DOWN	3
62 #define IFS_TENTATIVE	4
63 
64 /* rtsold.c */
65 extern struct timeval tm_max;
66 extern int dflag;
67 struct ifinfo *find_ifinfo(int ifindex);
68 void rtsol_timer_update(struct ifinfo *ifinfo);
69 extern void warnmsg(int, const char *, const char *, ...)
70      __attribute__((__format__(__printf__, 3, 4)));
71 
72 /* if.c */
73 extern int ifinit(void);
74 extern int interface_up(char *name);
75 extern int interface_status(struct ifinfo*);
76 extern int lladdropt_length(struct sockaddr_dl *sdl);
77 extern void lladdropt_fill(struct sockaddr_dl *sdl,
78 				struct nd_opt_hdr *ndopt);
79 extern struct sockaddr_dl *if_nametosdl(char *name);
80 extern int getinet6sysctl(int code);
81 
82 /* rtsol.c */
83 extern int sockopen(void);
84 extern void sendpacket(struct ifinfo *ifinfo);
85 extern void rtsol_input(int s);
86 
87 /* probe.c */
88 extern int probe_init(void);
89 extern void defrouter_probe(int ifindex);
90 
91 /* dump.c */
92 extern void rtsold_dump_file(const char *);
93 
94 /* rtsock.c */
95 extern int rtsock_open(void);
96 extern int rtsock_input(int);
97