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/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (C) 2000 WIDE Project.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $KAME: scope6_var.h,v 1.4 2000/05/18 15:03:27 jinmei Exp $
* $FreeBSD$
*/
#ifndef _NETINET6_SCOPE6_VAR_H_
#define _NETINET6_SCOPE6_VAR_H_
#ifdef _KERNEL
#include <net/vnet.h>
#define IPV6_ADDR_SCOPES_COUNT 16
struct scope6_id {
/*
* 16 is correspondent to 4bit multicast scope field.
* i.e. from node-local to global with some reserved/unassigned types.
*/
uint32_t s6id_list[IPV6_ADDR_SCOPES_COUNT];
};
VNET_DECLARE(int, deembed_scopeid);
#define V_deembed_scopeid VNET(deembed_scopeid)
void scope6_init(void);
struct scope6_id *scope6_ifattach(struct ifnet *);
void scope6_ifdetach(struct scope6_id *);
int scope6_ioctl(u_long cmd, caddr_t data, struct ifnet *);
void scope6_setdefault(struct ifnet *);
int scope6_get_default(struct scope6_id *);
u_int32_t scope6_addr2default(struct in6_addr *);
int sa6_embedscope(struct sockaddr_in6 *, int);
int sa6_recoverscope(struct sockaddr_in6 *);
int sa6_checkzone(struct sockaddr_in6 *);
int sa6_checkzone_ifp(struct ifnet *, struct sockaddr_in6 *);
int in6_setscope(struct in6_addr *, struct ifnet *, u_int32_t *);
int in6_clearscope(struct in6_addr *);
uint16_t in6_getscope(const struct in6_addr *);
uint32_t in6_getscopezone(const struct ifnet *, int);
void in6_splitscope(const struct in6_addr *, struct in6_addr *, uint32_t *);
struct ifnet* in6_getlinkifnet(uint32_t);
uint32_t in6_get_unicast_scopeid(const struct in6_addr *, const struct ifnet *);
void in6_set_unicast_scopeid(struct in6_addr *, uint32_t);
#endif /* _KERNEL */
#endif /* _NETINET6_SCOPE6_VAR_H_ */
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