scope6_var.h revision 1.2
1/* $FreeBSD: src/sys/netinet6/scope6_var.h,v 1.4 2005/01/07 02:30:35 imp Exp $ */ 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 interface-local to global with some 41 * reserved/unassigned types. 42 */ 43 uint32_t s6id_list[16]; 44}; 45 46void scope6_init(void); 47struct scope6_id *scope6_ifattach(struct ifnet *); 48void scope6_ifdetach(struct scope6_id *); 49int scope6_set(struct ifnet *, const struct scope6_id *); 50int scope6_get(const struct ifnet *, struct scope6_id *); 51void scope6_setdefault(struct ifnet *); 52int scope6_get_default(struct scope6_id *); 53uint32_t scope6_in6_addrscope(struct in6_addr *); 54uint32_t scope6_addr2default(const struct in6_addr *); 55int sa6_embedscope(struct sockaddr_in6 *, int); 56int sa6_recoverscope(struct sockaddr_in6 *); 57int in6_setzoneid(struct in6_addr *, uint32_t); 58int in6_setscope(struct in6_addr *, const struct ifnet *, u_int32_t *); 59int in6_clearscope(struct in6_addr *); 60#endif /* _KERNEL */ 61 62#endif /* _NETINET6_SCOPE6_VAR_H_ */ 63