695 lines
24 KiB
C
695 lines
24 KiB
C
/* $OpenBSD: in6.h,v 1.112 2024/01/27 21:13:46 bluhm Exp $ */
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/* $KAME: in6.h,v 1.83 2001/03/29 02:55:07 jinmei Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1982, 1986, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)in.h 8.3 (Berkeley) 1/3/94
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*/
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#ifndef __KAME_NETINET_IN_H_INCLUDED_
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#error "do not include netinet6/in6.h directly, include netinet/in.h. see RFC2553"
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#endif
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#ifndef _NETINET6_IN6_H_
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#define _NETINET6_IN6_H_
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/*
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* Identification of the network protocol stack
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* for *BSD-current/release: http://www.kame.net/dev/cvsweb2.cgi/kame/COVERAGE
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* has the table of implementation/integration differences.
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*/
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#define __KAME__
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/*
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* IPv6 address
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*/
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struct in6_addr {
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union {
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u_int8_t __u6_addr8[16];
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u_int16_t __u6_addr16[8];
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u_int32_t __u6_addr32[4];
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} __u6_addr; /* 128-bit IP6 address */
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};
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#define s6_addr __u6_addr.__u6_addr8
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#ifdef _KERNEL /* XXX nonstandard */
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#define s6_addr8 __u6_addr.__u6_addr8
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#define s6_addr16 __u6_addr.__u6_addr16
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#define s6_addr32 __u6_addr.__u6_addr32
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#endif
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#ifndef INET6_ADDRSTRLEN
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#define INET6_ADDRSTRLEN 46
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#endif
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/*
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* Socket address for IPv6
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*/
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#if __BSD_VISIBLE
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#define SIN6_LEN /* Indicates sockaddr_in6 has a sin6_len field */
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#endif /* __BSD_VISIBLE */
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struct sockaddr_in6 {
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u_int8_t sin6_len; /* length of this struct(sa_family_t)*/
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sa_family_t sin6_family; /* AF_INET6 (sa_family_t) */
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in_port_t sin6_port; /* Transport layer port # (in_port_t)*/
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u_int32_t sin6_flowinfo; /* IP6 flow information */
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struct in6_addr sin6_addr; /* IP6 address */
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u_int32_t sin6_scope_id; /* intface scope id */
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};
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/*
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* Local definition for masks
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*/
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#ifdef _KERNEL /* XXX nonstandard */
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#define IN6MASK0 {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}}
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#define IN6MASK32 {{{ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
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#define IN6MASK64 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
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#define IN6MASK96 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
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0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 }}}
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#define IN6MASK128 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}}
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extern const struct sockaddr_in6 sa6_any;
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extern const struct in6_addr in6mask0;
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extern const struct in6_addr in6mask32;
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extern const struct in6_addr in6mask64;
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extern const struct in6_addr in6mask96;
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extern const struct in6_addr in6mask128;
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#endif /* _KERNEL */
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/* Both kernel and libc define these for use */
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extern const struct in6_addr in6addr_any;
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extern const struct in6_addr in6addr_loopback;
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extern const struct in6_addr in6addr_intfacelocal_allnodes;
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extern const struct in6_addr in6addr_linklocal_allnodes;
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extern const struct in6_addr in6addr_linklocal_allrouters;
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#if __BSD_VISIBLE
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/*
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* IPv6 route structure
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*/
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struct route_in6 {
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struct rtentry *ro_rt;
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u_long ro_tableid; /* padded to long for alignment */
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struct sockaddr_in6 ro_dst;
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};
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/*
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* Definition of some useful macros to handle IP6 addresses
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*/
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#define IN6ADDR_ANY_INIT \
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{{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
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#define IN6ADDR_LOOPBACK_INIT \
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{{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
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#define IN6ADDR_NODELOCAL_ALLNODES_INIT \
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{{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
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#define IN6ADDR_INTFACELOCAL_ALLNODES_INIT \
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{{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
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#define IN6ADDR_LINKLOCAL_ALLNODES_INIT \
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{{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
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#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \
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{{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}}
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#define IN6_ARE_ADDR_EQUAL(a, b) \
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(memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
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#endif /* __BSD_VISIBLE */
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/*
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* Macros started with IPV6_ADDR is KAME local
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*/
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#define __IPV6_ADDR_INT32_ONE htonl(1)
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#define __IPV6_ADDR_INT32_TWO htonl(2)
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#define __IPV6_ADDR_INT32_MNL htonl(0xff010000)
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#define __IPV6_ADDR_INT32_MLL htonl(0xff020000)
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#define __IPV6_ADDR_INT32_SMP htonl(0x0000ffff)
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#define __IPV6_ADDR_INT16_ULL htons(0xfe80)
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#define __IPV6_ADDR_INT16_USL htons(0xfec0)
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#define __IPV6_ADDR_INT16_MLL htons(0xff02)
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/*
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* Unspecified
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*/
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#define IN6_IS_ADDR_UNSPECIFIED(a) \
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((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == 0))
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/*
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* Loopback
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*/
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#define IN6_IS_ADDR_LOOPBACK(a) \
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((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == __IPV6_ADDR_INT32_ONE))
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/*
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* IPv4 compatible
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*/
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#define IN6_IS_ADDR_V4COMPAT(a) \
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((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != __IPV6_ADDR_INT32_ONE))
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/*
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* Mapped
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*/
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#define IN6_IS_ADDR_V4MAPPED(a) \
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((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
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(*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == __IPV6_ADDR_INT32_SMP))
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/*
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* Unicast Scope
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* Note that we must check topmost 10 bits only, not 16 bits (see RFC2373).
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*/
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#define IN6_IS_ADDR_LINKLOCAL(a) \
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(((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80))
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#define IN6_IS_ADDR_SITELOCAL(a) \
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(((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0))
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/*
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* Multicast
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*/
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#define __IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f)
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#define IN6_IS_ADDR_MULTICAST(a) ((a)->s6_addr[0] == 0xff)
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#define __IPV6_ADDR_SCOPE_NODELOCAL 0x01
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#define __IPV6_ADDR_SCOPE_INTFACELOCAL 0x01
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#define __IPV6_ADDR_SCOPE_LINKLOCAL 0x02
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#define __IPV6_ADDR_SCOPE_SITELOCAL 0x05
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#define __IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */
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#define __IPV6_ADDR_SCOPE_GLOBAL 0x0e
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#define IN6_IS_ADDR_MC_NODELOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && \
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(__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL))
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#define IN6_IS_ADDR_MC_INTFACELOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && \
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(__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_INTFACELOCAL))
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#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && \
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(__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL))
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#define IN6_IS_ADDR_MC_SITELOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && \
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(__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL))
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#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && \
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(__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL))
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#define IN6_IS_ADDR_MC_GLOBAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && \
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(__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL))
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#ifdef _KERNEL
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#define IN6_IS_SCOPE_LINKLOCAL(a) \
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((IN6_IS_ADDR_LINKLOCAL(a)) || \
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(IN6_IS_ADDR_MC_LINKLOCAL(a)))
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#define IN6_IS_SCOPE_EMBED(a) \
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((IN6_IS_ADDR_LINKLOCAL(a)) || \
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(IN6_IS_ADDR_MC_LINKLOCAL(a)) || \
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(IN6_IS_ADDR_MC_INTFACELOCAL(a)))
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#define IFA6_IS_DEPRECATED(a) \
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((a)->ia6_lifetime.ia6t_pltime != ND6_INFINITE_LIFETIME && \
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(u_int32_t)((getuptime() - (a)->ia6_updatetime)) > \
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(a)->ia6_lifetime.ia6t_pltime)
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#define IFA6_IS_INVALID(a) \
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((a)->ia6_lifetime.ia6t_vltime != ND6_INFINITE_LIFETIME && \
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(u_int32_t)((getuptime() - (a)->ia6_updatetime)) > \
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(a)->ia6_lifetime.ia6t_vltime)
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#endif /* _KERNEL */
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/*
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* Options for use with [gs]etsockopt at the IPV6 level.
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* First word of comment is data type; bool is stored in int.
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*/
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#define IPV6_UNICAST_HOPS 4 /* int; IP6 hops */
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#define IPV6_MULTICAST_IF 9 /* u_int; set/get IP6 multicast i/f */
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#define IPV6_MULTICAST_HOPS 10 /* u_int; set/get IP6 multicast hops */
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#define IPV6_MULTICAST_LOOP 11 /* u_int; set/get IP6 multicast loopback */
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#define IPV6_JOIN_GROUP 12 /* ip6_mreq; join a group membership */
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#define IPV6_LEAVE_GROUP 13 /* ip6_mreq; leave a group membership */
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#define IPV6_PORTRANGE 14 /* int; range to choose for unspec port */
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#if __BSD_VISIBLE
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#define ICMP6_FILTER 18 /* icmp6_filter; icmp6 filter */
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#endif
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#define IPV6_CHECKSUM 26 /* int; checksum offset for raw socket */
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#define IPV6_V6ONLY 27 /* bool; make AF_INET6 sockets v6 only */
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/* new socket options introduced in RFC3542 */
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#define IPV6_RTHDRDSTOPTS 35 /* ip6_dest; send dst option before rthdr */
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#define IPV6_RECVPKTINFO 36 /* bool; recv if, dst addr */
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#define IPV6_RECVHOPLIMIT 37 /* bool; recv hop limit */
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#define IPV6_RECVRTHDR 38 /* bool; recv routing header */
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#define IPV6_RECVHOPOPTS 39 /* bool; recv hop-by-hop option */
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#define IPV6_RECVDSTOPTS 40 /* bool; recv dst option after rthdr */
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#define IPV6_USE_MIN_MTU 42 /* bool; send packets at the minimum MTU */
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#define IPV6_RECVPATHMTU 43 /* bool; notify an according MTU */
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#define IPV6_PATHMTU 44 /* mtuinfo; get the current path MTU (sopt),
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4 bytes int; MTU notification (cmsg) */
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/* More new socket options introduced in RFC3542 */
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#define IPV6_PKTINFO 46 /* in6_pktinfo; send if, src addr */
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#define IPV6_HOPLIMIT 47 /* int; send hop limit */
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#define IPV6_NEXTHOP 48 /* sockaddr; next hop addr */
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#define IPV6_HOPOPTS 49 /* ip6_hbh; send hop-by-hop option */
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#define IPV6_DSTOPTS 50 /* ip6_dest; send dst option before rthdr */
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#define IPV6_RTHDR 51 /* ip6_rthdr; send routing header */
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#define IPV6_AUTH_LEVEL 53 /* int; authentication used */
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#define IPV6_ESP_TRANS_LEVEL 54 /* int; transport encryption */
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#define IPV6_ESP_NETWORK_LEVEL 55 /* int; full-packet encryption */
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#if __BSD_VISIBLE
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#define IPSEC6_OUTSA 56 /* set the outbound SA for a socket */
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#endif
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#define IPV6_RECVTCLASS 57 /* bool; recv traffic class values */
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#define IPV6_AUTOFLOWLABEL 59 /* bool; attach flowlabel automagically */
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#define IPV6_IPCOMP_LEVEL 60 /* int; compression */
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#define IPV6_TCLASS 61 /* int; send traffic class value */
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#define IPV6_DONTFRAG 62 /* bool; disable IPv6 fragmentation */
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#define IPV6_PIPEX 63 /* bool; using PIPEX */
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#define IPV6_RECVDSTPORT 64 /* bool; receive IP dst port w/dgram */
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#define IPV6_MINHOPCOUNT 65 /* int; minimum recv hop limit */
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#define IPV6_RTABLE 0x1021 /* int; routing table, see SO_RTABLE */
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/* to define items, should talk with KAME guys first, for *BSD compatibility */
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#define IPV6_RTHDR_LOOSE 0 /* this hop need not be a neighbor */
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#define IPV6_RTHDR_TYPE_0 0 /* IPv6 routing header type 0 */
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/*
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* Defaults and limits for options
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*/
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#define IPV6_DEFAULT_MULTICAST_HOPS 1 /* normally limit m'casts to 1 hop */
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#define IPV6_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */
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/*
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* Argument structure for IPV6_JOIN_GROUP and IPV6_LEAVE_GROUP.
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*/
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struct ipv6_mreq {
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struct in6_addr ipv6mr_multiaddr;
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unsigned int ipv6mr_interface;
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};
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/*
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* IPV6_PKTINFO: Packet information(RFC3542 sec 6)
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*/
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struct in6_pktinfo {
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struct in6_addr ipi6_addr; /* src/dst IPv6 address */
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unsigned int ipi6_ifindex; /* send/recv interface index */
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};
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/*
|
|
* Control structure for IPV6_RECVPATHMTU socket option.
|
|
* XXX Not allowed here by POSIX, but required by RFC 3542, so go
|
|
* XXX with the code on the pavement.
|
|
*/
|
|
struct ip6_mtuinfo {
|
|
struct sockaddr_in6 ip6m_addr; /* or sockaddr_storage? */
|
|
u_int32_t ip6m_mtu;
|
|
};
|
|
|
|
/*
|
|
* Argument for IPV6_PORTRANGE:
|
|
* - which range to search when port is unspecified at bind() or connect()
|
|
*/
|
|
#define IPV6_PORTRANGE_DEFAULT 0 /* default range */
|
|
#define IPV6_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */
|
|
#define IPV6_PORTRANGE_LOW 2 /* "low" - vouchsafe security */
|
|
|
|
#ifdef __BSD_VISIBLE
|
|
|
|
#ifndef _SOCKLEN_T_DEFINED_
|
|
#define _SOCKLEN_T_DEFINED_
|
|
typedef __socklen_t socklen_t; /* length type for network syscalls */
|
|
#endif
|
|
|
|
#endif /* __BSD_VISIBLE */
|
|
|
|
#ifdef _KERNEL
|
|
extern const u_char inet6ctlerrmap[];
|
|
extern const struct in6_addr zeroin6_addr;
|
|
|
|
struct mbuf;
|
|
struct sockaddr;
|
|
struct sockaddr_in6;
|
|
struct ifaddr;
|
|
struct in6_ifaddr;
|
|
struct ifnet;
|
|
|
|
void ipv6_input(struct ifnet *, struct mbuf *);
|
|
struct mbuf *
|
|
ipv6_check(struct ifnet *, struct mbuf *);
|
|
|
|
int in6_cksum(struct mbuf *, uint8_t, uint32_t, uint32_t);
|
|
void in6_proto_cksum_out(struct mbuf *, struct ifnet *);
|
|
int in6_localaddr(struct in6_addr *);
|
|
int in6_addrscope(struct in6_addr *);
|
|
struct in6_ifaddr *in6_ifawithscope(struct ifnet *, struct in6_addr *, u_int);
|
|
int in6_mask2len(struct in6_addr *, u_char *);
|
|
int in6_nam2sin6(const struct mbuf *, struct sockaddr_in6 **);
|
|
int in6_sa2sin6(struct sockaddr *, struct sockaddr_in6 **);
|
|
|
|
struct ip6_pktopts;
|
|
struct ip6_moptions;
|
|
|
|
int in6_embedscope(struct in6_addr *, const struct sockaddr_in6 *,
|
|
const struct ip6_pktopts *, const struct ip6_moptions *);
|
|
void in6_recoverscope(struct sockaddr_in6 *, const struct in6_addr *);
|
|
void in6_clearscope(struct in6_addr *);
|
|
|
|
/*
|
|
* Convert between address family specific and general structs.
|
|
* Inline functions check the source type and are stricter than
|
|
* casts or defines.
|
|
*/
|
|
|
|
static inline struct sockaddr_in6 *
|
|
satosin6(struct sockaddr *sa)
|
|
{
|
|
return ((struct sockaddr_in6 *)(sa));
|
|
}
|
|
|
|
static inline const struct sockaddr_in6 *
|
|
satosin6_const(const struct sockaddr *sa)
|
|
{
|
|
return ((const struct sockaddr_in6 *)(sa));
|
|
}
|
|
|
|
static inline struct sockaddr *
|
|
sin6tosa(struct sockaddr_in6 *sin6)
|
|
{
|
|
return ((struct sockaddr *)(sin6));
|
|
}
|
|
|
|
static inline const struct sockaddr *
|
|
sin6tosa_const(const struct sockaddr_in6 *sin6)
|
|
{
|
|
return ((const struct sockaddr *)(sin6));
|
|
}
|
|
|
|
static inline struct in6_ifaddr *
|
|
ifatoia6(struct ifaddr *ifa)
|
|
{
|
|
return ((struct in6_ifaddr *)(ifa));
|
|
}
|
|
|
|
#endif /* _KERNEL */
|
|
|
|
#if __BSD_VISIBLE
|
|
/*
|
|
* Definitions for inet6 sysctl operations.
|
|
*
|
|
* Third level is protocol number.
|
|
* Fourth level is desired variable within that protocol.
|
|
*/
|
|
#define IPV6PROTO_MAXID (IPPROTO_DIVERT + 1) /* don't list to IPV6PROTO_MAX */
|
|
|
|
#define CTL_IPV6PROTO_NAMES { \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "tcp6", CTLTYPE_NODE }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "udp6", CTLTYPE_NODE }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "ip6", CTLTYPE_NODE }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "ipsec6", CTLTYPE_NODE }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "icmp6", CTLTYPE_NODE }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
/*110*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*120*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*130*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*140*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*150*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*160*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*170*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*180*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*190*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*200*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*210*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*220*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*230*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*240*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
|
|
/*250*/ { 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "divert", CTLTYPE_NODE }, \
|
|
}
|
|
|
|
/*
|
|
* Names for IP sysctl objects
|
|
*/
|
|
#define IPV6CTL_FORWARDING 1 /* act as router */
|
|
#define IPV6CTL_SENDREDIRECTS 2 /* may send redirects when forwarding*/
|
|
#define IPV6CTL_DEFHLIM 3 /* default Hop-Limit */
|
|
#define IPV6CTL_FORWSRCRT 5 /* forward source-routed dgrams */
|
|
#define IPV6CTL_STATS 6 /* stats */
|
|
#define IPV6CTL_MRTSTATS 7 /* multicast forwarding stats */
|
|
#define IPV6CTL_MRTPROTO 8 /* multicast routing protocol */
|
|
#define IPV6CTL_MAXFRAGPACKETS 9 /* max packets reassembly queue */
|
|
#define IPV6CTL_SOURCECHECK 10 /* verify source route and intf */
|
|
#define IPV6CTL_SOURCECHECK_LOGINT 11 /* minimume logging interval */
|
|
#define IPV6CTL_ACCEPT_RTADV 12
|
|
#define IPV6CTL_LOG_INTERVAL 14
|
|
#define IPV6CTL_HDRNESTLIMIT 15
|
|
#define IPV6CTL_DAD_COUNT 16
|
|
#define IPV6CTL_AUTO_FLOWLABEL 17
|
|
#define IPV6CTL_DEFMCASTHLIM 18
|
|
#define IPV6CTL_USE_DEPRECATED 21 /* use deprecated addr (RFC2462 5.5.4) */
|
|
/* 24 to 40: reserved */
|
|
#define IPV6CTL_MAXFRAGS 41 /* max fragments */
|
|
#define IPV6CTL_MFORWARDING 42
|
|
#define IPV6CTL_MULTIPATH 43
|
|
#define IPV6CTL_MCAST_PMTU 44 /* path MTU discovery for multicast */
|
|
#define IPV6CTL_NEIGHBORGCTHRESH 45
|
|
#define IPV6CTL_MAXDYNROUTES 48
|
|
#define IPV6CTL_DAD_PENDING 49
|
|
#define IPV6CTL_MTUDISCTIMEOUT 50
|
|
#define IPV6CTL_IFQUEUE 51
|
|
#define IPV6CTL_MRTMIF 52
|
|
#define IPV6CTL_MRTMFC 53
|
|
#define IPV6CTL_SOIIKEY 54
|
|
#define IPV6CTL_MAXID 55
|
|
|
|
/* New entries should be added here from current IPV6CTL_MAXID value. */
|
|
/* to define items, should talk with KAME guys first, for *BSD compatibility */
|
|
|
|
#define IPV6CTL_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "forwarding", CTLTYPE_INT }, \
|
|
{ "redirect", CTLTYPE_INT }, \
|
|
{ "hlim", CTLTYPE_INT }, \
|
|
{ 0, 0 }, \
|
|
{ "forwsrcrt", CTLTYPE_INT }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "mrtproto", CTLTYPE_INT }, \
|
|
{ "maxfragpackets", CTLTYPE_INT }, \
|
|
{ "sourcecheck", CTLTYPE_INT }, \
|
|
{ "sourcecheck_logint", CTLTYPE_INT }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "log_interval", CTLTYPE_INT }, \
|
|
{ "hdrnestlimit", CTLTYPE_INT }, \
|
|
{ "dad_count", CTLTYPE_INT }, \
|
|
{ "auto_flowlabel", CTLTYPE_INT }, \
|
|
{ "defmcasthlim", CTLTYPE_INT }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "use_deprecated", CTLTYPE_INT }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "maxfrags", CTLTYPE_INT }, \
|
|
{ "mforwarding", CTLTYPE_INT }, \
|
|
{ "multipath", CTLTYPE_INT }, \
|
|
{ "multicast_mtudisc", CTLTYPE_INT }, \
|
|
{ "neighborgcthresh", CTLTYPE_INT }, \
|
|
{ 0, 0 }, \
|
|
{ 0, 0 }, \
|
|
{ "maxdynroutes", CTLTYPE_INT }, \
|
|
{ "dad_pending", CTLTYPE_INT }, \
|
|
{ "mtudisctimeout", CTLTYPE_INT }, \
|
|
{ "ifq", CTLTYPE_NODE }, \
|
|
{ "mrtmif", CTLTYPE_STRUCT }, \
|
|
{ "mrtmfc", CTLTYPE_STRUCT }, \
|
|
{ "soiikey", CTLTYPE_STRING }, /* binary string */ \
|
|
}
|
|
|
|
__BEGIN_DECLS
|
|
struct cmsghdr;
|
|
|
|
extern int inet6_opt_init(void *, socklen_t);
|
|
extern int inet6_opt_append(void *, socklen_t, int, u_int8_t,
|
|
socklen_t, u_int8_t, void **);
|
|
extern int inet6_opt_finish(void *, socklen_t, int);
|
|
extern int inet6_opt_set_val(void *, int, void *, socklen_t);
|
|
|
|
extern int inet6_opt_next(void *, socklen_t, int, u_int8_t *,
|
|
socklen_t *, void **);
|
|
extern int inet6_opt_find(void *, socklen_t, int, u_int8_t,
|
|
socklen_t *, void **);
|
|
extern int inet6_opt_get_val(void *, int, void *, socklen_t);
|
|
|
|
extern socklen_t inet6_rth_space(int, int);
|
|
extern void *inet6_rth_init(void *, socklen_t, int, int);
|
|
extern int inet6_rth_add(void *, const struct in6_addr *);
|
|
extern int inet6_rth_reverse(const void *, void *);
|
|
extern int inet6_rth_segments(const void *);
|
|
extern struct in6_addr *inet6_rth_getaddr(const void *, int);
|
|
__END_DECLS
|
|
#endif /* __BSD_VISIBLE */
|
|
|
|
#endif /* !_NETINET6_IN6_H_ */
|