xref: /freebsd/usr.sbin/rtadvd/if.h (revision 389e4940069316fe667ffa263fa7d6390d0a960f)
1 /*	$FreeBSD$	*/
2 /*	$KAME: if.h,v 1.10 2003/02/24 11:29:10 ono Exp $	*/
3 
4 /*-
5  * SPDX-License-Identifier: BSD-3-Clause
6  *
7  * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
8  * All rights reserved.
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  * 3. Neither the name of the project nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #define	UPDATE_IFINFO_ALL	0
36 
37 struct sockinfo {
38 	int		si_fd;
39 	const char	*si_name;
40 };
41 
42 extern struct sockinfo sock;
43 extern struct sockinfo rtsock;
44 extern struct sockinfo ctrlsock;
45 
46 int lladdropt_length(struct sockaddr_dl *);
47 void lladdropt_fill(struct sockaddr_dl *, struct nd_opt_hdr *);
48 int rtbuf_len(void);
49 char *get_next_msg(char *, char *, int, size_t *, int);
50 struct in6_addr *get_addr(char *);
51 int get_rtm_ifindex(char *);
52 int get_prefixlen(char *);
53 int prefixlen(unsigned char *, unsigned char *);
54 
55 struct ifinfo	*update_ifinfo(struct ifilist_head_t *, int);
56 int		update_ifinfo_nd_flags(struct ifinfo *);
57 struct ifinfo	*update_persist_ifinfo(struct ifilist_head_t *,
58 			const char *);
59 
60 int		sock_mc_join(struct sockinfo *, int);
61 int		sock_mc_leave(struct sockinfo *, int);
62 int		sock_mc_rr_update(struct sockinfo *, char *);
63 int		getinet6sysctl(int);
64