scope6_var.h revision 121161 
1/*	$FreeBSD: head/sys/netinet6/scope6_var.h 121161 2003-10-17 15:46:31Z ume $	*/
2/*	$KAME: scope6_var.h,v 1.4 2000/05/18 15:03:27 jinmei Exp $	*/
3
4/*
5 * Copyright (C) 2000 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifndef _NETINET6_SCOPE6_VAR_H_
34#define _NETINET6_SCOPE6_VAR_H_
35
36#ifdef _KERNEL
37struct scope6_id {
38	/*
39	 * 16 is correspondent to 4bit multicast scope field.
40	 * i.e. from node-local to global with some reserved/unassigned types.
41	 */
42	u_int32_t s6id_list[16];
43};
44
45void	scope6_init __P((void));
46struct scope6_id *scope6_ifattach __P((struct ifnet *));
47void	scope6_ifdetach __P((struct scope6_id *));
48int	scope6_set __P((struct ifnet *, struct scope6_id *));
49int	scope6_get __P((struct ifnet *, struct scope6_id *));
50void	scope6_setdefault __P((struct ifnet *));
51int	scope6_get_default __P((struct scope6_id *));
52u_int32_t scope6_in6_addrscope __P((struct in6_addr *));
53u_int32_t scope6_addr2default __P((struct in6_addr *));
54#endif /* _KERNEL */
55
56#endif /* _NETINET6_SCOPE6_VAR_H_ */
57