1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/genericopenlibs/openenvcore/include/netinet6/in6.h Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,653 @@
1.4 +/* $FreeBSD: src/sys/netinet6/in6.h,v 1.36.2.2 2005/10/09 05:21:18 ume Exp $ */
1.5 +/* $KAME: in6.h,v 1.89 2001/05/27 13:28:35 itojun Exp $ */
1.6 +
1.7 +/*-
1.8 + * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
1.9 + * All rights reserved.
1.10 + *
1.11 + * Redistribution and use in source and binary forms, with or without
1.12 + * modification, are permitted provided that the following conditions
1.13 + * are met:
1.14 + * 1. Redistributions of source code must retain the above copyright
1.15 + * notice, this list of conditions and the following disclaimer.
1.16 + * 2. Redistributions in binary form must reproduce the above copyright
1.17 + * notice, this list of conditions and the following disclaimer in the
1.18 + * documentation and/or other materials provided with the distribution.
1.19 + * 3. Neither the name of the project nor the names of its contributors
1.20 + * may be used to endorse or promote products derived from this software
1.21 + * without specific prior written permission.
1.22 + *
1.23 + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
1.24 + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.25 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.26 + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
1.27 + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.28 + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.29 + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.30 + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.31 + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.32 + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.33 + * SUCH DAMAGE.
1.34 + */
1.35 +
1.36 +/*-
1.37 + * Copyright (c) 1982, 1986, 1990, 1993
1.38 + * The Regents of the University of California. All rights reserved.
1.39 + *
1.40 + * Redistribution and use in source and binary forms, with or without
1.41 + * modification, are permitted provided that the following conditions
1.42 + * are met:
1.43 + * 1. Redistributions of source code must retain the above copyright
1.44 + * notice, this list of conditions and the following disclaimer.
1.45 + * 2. Redistributions in binary form must reproduce the above copyright
1.46 + * notice, this list of conditions and the following disclaimer in the
1.47 + * documentation and/or other materials provided with the distribution.
1.48 + * 4. Neither the name of the University nor the names of its contributors
1.49 + * may be used to endorse or promote products derived from this software
1.50 + * without specific prior written permission.
1.51 + *
1.52 + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1.53 + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.54 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.55 + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
1.56 + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.57 + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.58 + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.59 + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.60 + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.61 + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.62 + * SUCH DAMAGE.
1.63 +* Portions Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
1.64 + * @(#)in.h 8.3 (Berkeley) 1/3/94
1.65 + */
1.66 +
1.67 +#ifndef __KAME_NETINET_IN_H_INCLUDED_
1.68 +#error "do not include netinet6/in6.h directly, include netinet/in.h. see RFC2553"
1.69 +#endif
1.70 +
1.71 +#ifndef _NETINET6_IN6_H_
1.72 +#define _NETINET6_IN6_H_
1.73 +
1.74 +/*
1.75 + * Identification of the network protocol stack
1.76 + * for *BSD-current/release: http://www.kame.net/dev/cvsweb.cgi/kame/COVERAGE
1.77 + * has the table of implementation/integration differences.
1.78 + */
1.79 +#define __KAME__
1.80 +#define __KAME_VERSION "20010528/FreeBSD"
1.81 +
1.82 +/*
1.83 + * Local port number conventions:
1.84 + *
1.85 + * Ports < IPPORT_RESERVED are reserved for privileged processes (e.g. root),
1.86 + * unless a kernel is compiled with IPNOPRIVPORTS defined.
1.87 + *
1.88 + * When a user does a bind(2) or connect(2) with a port number of zero,
1.89 + * a non-conflicting local port address is chosen.
1.90 + *
1.91 + * The default range is IPPORT_ANONMIN to IPPORT_ANONMAX, although
1.92 + * that is settable by sysctl(3); net.inet.ip.anonportmin and
1.93 + * net.inet.ip.anonportmax respectively.
1.94 + *
1.95 + * A user may set the IPPROTO_IP option IP_PORTRANGE to change this
1.96 + * default assignment range.
1.97 + *
1.98 + * The value IP_PORTRANGE_DEFAULT causes the default behavior.
1.99 + *
1.100 + * The value IP_PORTRANGE_HIGH is the same as IP_PORTRANGE_DEFAULT,
1.101 + * and exists only for FreeBSD compatibility purposes.
1.102 + *
1.103 + * The value IP_PORTRANGE_LOW changes the range to the "low" are
1.104 + * that is (by convention) restricted to privileged processes.
1.105 + * This convention is based on "vouchsafe" principles only.
1.106 + * It is only secure if you trust the remote host to restrict these ports.
1.107 + * The range is IPPORT_RESERVEDMIN to IPPORT_RESERVEDMAX.
1.108 + */
1.109 +#if __BSD_VISIBLE
1.110 +#define IPV6PORT_RESERVED 1024
1.111 +#define IPV6PORT_ANONMIN 49152
1.112 +#define IPV6PORT_ANONMAX 65535
1.113 +#define IPV6PORT_RESERVEDMIN 600
1.114 +#define IPV6PORT_RESERVEDMAX (IPV6PORT_RESERVED-1)
1.115 +#endif
1.116 +
1.117 +/*
1.118 + * IPv6 address
1.119 + */
1.120 +struct in6_addr {
1.121 + union {
1.122 + uint8_t __u6_addr8[16];
1.123 + uint16_t __u6_addr16[8];
1.124 + uint32_t __u6_addr32[4];
1.125 + } __u6_addr; /* 128-bit IP6 address */
1.126 +};
1.127 +
1.128 +#define s6_addr __u6_addr.__u6_addr8
1.129 +#ifdef _KERNEL /* XXX nonstandard */
1.130 +#define s6_addr8 __u6_addr.__u6_addr8
1.131 +#define s6_addr16 __u6_addr.__u6_addr16
1.132 +#define s6_addr32 __u6_addr.__u6_addr32
1.133 +#endif
1.134 +
1.135 +#define INET6_ADDRSTRLEN 46
1.136 +
1.137 +/*
1.138 + * XXX missing POSIX.1-2001 macro IPPROTO_IPV6.
1.139 + */
1.140 +
1.141 +/*
1.142 + * Socket address for IPv6
1.143 + */
1.144 +#if __BSD_VISIBLE
1.145 +#define SIN6_LEN
1.146 +#endif
1.147 +#ifdef __SYMBIAN32__
1.148 +struct sockaddr_in6 {
1.149 + u_short sin6_family; /* AF_INET6 */
1.150 + u_short sin6_port; /* Transport layer port # */
1.151 + struct in6_addr sin6_addr; /* IP6 address */
1.152 + uint32_t sin6_flowinfo; /* IP6 flow information */
1.153 + uint32_t sin6_scope_id; /* scope zone index */
1.154 + uint8_t sin6_len; /* length of this struct */
1.155 +};
1.156 +#else
1.157 +struct sockaddr_in6 {
1.158 + uint8_t sin6_len; /* length of this struct */
1.159 + sa_family_t sin6_family; /* AF_INET6 */
1.160 + in_port_t sin6_port; /* Transport layer port # */
1.161 + uint32_t sin6_flowinfo; /* IP6 flow information */
1.162 + struct in6_addr sin6_addr; /* IP6 address */
1.163 + uint32_t sin6_scope_id; /* scope zone index */
1.164 +};
1.165 +#endif
1.166 +
1.167 +/*
1.168 + * Local definition for masks
1.169 + */
1.170 +#ifdef _KERNEL /* XXX nonstandard */
1.171 +#define IN6MASK0 {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}}
1.172 +#define IN6MASK32 {{{ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, \
1.173 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
1.174 +#define IN6MASK64 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
1.175 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
1.176 +#define IN6MASK96 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
1.177 + 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 }}}
1.178 +#define IN6MASK128 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
1.179 + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}}
1.180 +#endif
1.181 +
1.182 +#ifdef _KERNEL
1.183 +extern const struct sockaddr_in6 sa6_any;
1.184 +
1.185 +extern const struct in6_addr in6mask0;
1.186 +extern const struct in6_addr in6mask32;
1.187 +extern const struct in6_addr in6mask64;
1.188 +extern const struct in6_addr in6mask96;
1.189 +extern const struct in6_addr in6mask128;
1.190 +#endif /* _KERNEL */
1.191 +
1.192 +/*
1.193 + * Macros started with IPV6_ADDR is KAME local
1.194 + */
1.195 +#ifdef _KERNEL /* XXX nonstandard */
1.196 +#if _BYTE_ORDER == _BIG_ENDIAN
1.197 +#define IPV6_ADDR_INT32_ONE 1
1.198 +#define IPV6_ADDR_INT32_TWO 2
1.199 +#define IPV6_ADDR_INT32_MNL 0xff010000
1.200 +#define IPV6_ADDR_INT32_MLL 0xff020000
1.201 +#define IPV6_ADDR_INT32_SMP 0x0000ffff
1.202 +#define IPV6_ADDR_INT16_ULL 0xfe80
1.203 +#define IPV6_ADDR_INT16_USL 0xfec0
1.204 +#define IPV6_ADDR_INT16_MLL 0xff02
1.205 +#elif _BYTE_ORDER == _LITTLE_ENDIAN
1.206 +#define IPV6_ADDR_INT32_ONE 0x01000000
1.207 +#define IPV6_ADDR_INT32_TWO 0x02000000
1.208 +#define IPV6_ADDR_INT32_MNL 0x000001ff
1.209 +#define IPV6_ADDR_INT32_MLL 0x000002ff
1.210 +#define IPV6_ADDR_INT32_SMP 0xffff0000
1.211 +#define IPV6_ADDR_INT16_ULL 0x80fe
1.212 +#define IPV6_ADDR_INT16_USL 0xc0fe
1.213 +#define IPV6_ADDR_INT16_MLL 0x02ff
1.214 +#endif
1.215 +#endif
1.216 +
1.217 +/*
1.218 + * Definition of some useful macros to handle IP6 addresses
1.219 + */
1.220 +#if __BSD_VISIBLE
1.221 +#define IN6ADDR_ANY_INIT \
1.222 + {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
1.223 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
1.224 +#define IN6ADDR_LOOPBACK_INIT \
1.225 + {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
1.226 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
1.227 +#define IN6ADDR_NODELOCAL_ALLNODES_INIT \
1.228 + {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
1.229 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
1.230 +#define IN6ADDR_INTFACELOCAL_ALLNODES_INIT \
1.231 + {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
1.232 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
1.233 +#define IN6ADDR_LINKLOCAL_ALLNODES_INIT \
1.234 + {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
1.235 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
1.236 +#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \
1.237 + {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
1.238 + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}}
1.239 +#endif
1.240 +
1.241 +#ifndef __SYMBIAN32__
1.242 +extern const struct in6_addr in6addr_any;
1.243 +extern const struct in6_addr in6addr_loopback;
1.244 +#if __BSD_VISIBLE
1.245 +extern const struct in6_addr in6addr_nodelocal_allnodes;
1.246 +extern const struct in6_addr in6addr_linklocal_allnodes;
1.247 +extern const struct in6_addr in6addr_linklocal_allrouters;
1.248 +#endif
1.249 +#endif//__SYMBIAN32__
1.250 +
1.251 +/*
1.252 + * Equality
1.253 + * NOTE: Some of kernel programming environment (for example, openbsd/sparc)
1.254 + * does not supply memcmp(). For userland memcmp() is preferred as it is
1.255 + * in ANSI standard.
1.256 + */
1.257 +#ifdef _KERNEL
1.258 +#define IN6_ARE_ADDR_EQUAL(a, b) \
1.259 + (bcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
1.260 +#else
1.261 +#if __BSD_VISIBLE
1.262 +#define IN6_ARE_ADDR_EQUAL(a, b) \
1.263 + (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
1.264 +#endif
1.265 +#endif
1.266 +
1.267 +#ifdef _KERNEL /* non standard */
1.268 +/* see if two addresses are equal in a scope-conscious manner. */
1.269 +#define SA6_ARE_ADDR_EQUAL(a, b) \
1.270 + (((a)->sin6_scope_id == 0 || (b)->sin6_scope_id == 0 || \
1.271 + ((a)->sin6_scope_id == (b)->sin6_scope_id)) && \
1.272 + (bcmp(&(a)->sin6_addr, &(b)->sin6_addr, sizeof(struct in6_addr)) == 0))
1.273 +#endif
1.274 +
1.275 +/*
1.276 + * Unspecified
1.277 + */
1.278 +#define IN6_IS_ADDR_UNSPECIFIED(a) \
1.279 + ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
1.280 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
1.281 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
1.282 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == 0))
1.283 +
1.284 +/*
1.285 + * Loopback
1.286 + */
1.287 +#define IN6_IS_ADDR_LOOPBACK(a) \
1.288 + ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
1.289 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
1.290 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
1.291 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1)))
1.292 +
1.293 +/*
1.294 + * IPv4 compatible
1.295 + */
1.296 +#define IN6_IS_ADDR_V4COMPAT(a) \
1.297 + ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
1.298 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
1.299 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
1.300 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \
1.301 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1)))
1.302 +
1.303 +/*
1.304 + * Mapped
1.305 + */
1.306 +#define IN6_IS_ADDR_V4MAPPED(a) \
1.307 + ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
1.308 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
1.309 + (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == ntohl(0x0000ffff)))
1.310 +
1.311 +/*
1.312 + * KAME Scope Values
1.313 + */
1.314 +
1.315 +#ifdef _KERNEL /* XXX nonstandard */
1.316 +#define IPV6_ADDR_SCOPE_NODELOCAL 0x01
1.317 +#define IPV6_ADDR_SCOPE_INTFACELOCAL 0x01
1.318 +#define IPV6_ADDR_SCOPE_LINKLOCAL 0x02
1.319 +#define IPV6_ADDR_SCOPE_SITELOCAL 0x05
1.320 +#define IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */
1.321 +#define IPV6_ADDR_SCOPE_GLOBAL 0x0e
1.322 +#else
1.323 +#define __IPV6_ADDR_SCOPE_NODELOCAL 0x01
1.324 +#define __IPV6_ADDR_SCOPE_INTFACELOCAL 0x01
1.325 +#define __IPV6_ADDR_SCOPE_LINKLOCAL 0x02
1.326 +#define __IPV6_ADDR_SCOPE_SITELOCAL 0x05
1.327 +#define __IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */
1.328 +#define __IPV6_ADDR_SCOPE_GLOBAL 0x0e
1.329 +#endif
1.330 +
1.331 +/*
1.332 + * Unicast Scope
1.333 + * Note that we must check topmost 10 bits only, not 16 bits (see RFC2373).
1.334 + */
1.335 +#define IN6_IS_ADDR_LINKLOCAL(a) \
1.336 + (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80))
1.337 +#define IN6_IS_ADDR_SITELOCAL(a) \
1.338 + (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0))
1.339 +
1.340 +/*
1.341 + * Multicast
1.342 + */
1.343 +#define IN6_IS_ADDR_MULTICAST(a) ((a)->s6_addr[0] == 0xff)
1.344 +
1.345 +#ifdef _KERNEL /* XXX nonstandard */
1.346 +#define IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f)
1.347 +#else
1.348 +#define __IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f)
1.349 +#endif
1.350 +
1.351 +/*
1.352 + * Multicast Scope
1.353 + */
1.354 +#ifdef _KERNEL /* refers nonstandard items */
1.355 +#define IN6_IS_ADDR_MC_NODELOCAL(a) \
1.356 + (IN6_IS_ADDR_MULTICAST(a) && \
1.357 + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_NODELOCAL))
1.358 +#define IN6_IS_ADDR_MC_INTFACELOCAL(a) \
1.359 + (IN6_IS_ADDR_MULTICAST(a) && \
1.360 + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_INTFACELOCAL))
1.361 +#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
1.362 + (IN6_IS_ADDR_MULTICAST(a) && \
1.363 + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL))
1.364 +#define IN6_IS_ADDR_MC_SITELOCAL(a) \
1.365 + (IN6_IS_ADDR_MULTICAST(a) && \
1.366 + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL))
1.367 +#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
1.368 + (IN6_IS_ADDR_MULTICAST(a) && \
1.369 + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_ORGLOCAL))
1.370 +#define IN6_IS_ADDR_MC_GLOBAL(a) \
1.371 + (IN6_IS_ADDR_MULTICAST(a) && \
1.372 + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_GLOBAL))
1.373 +#else
1.374 +#define IN6_IS_ADDR_MC_NODELOCAL(a) \
1.375 + (IN6_IS_ADDR_MULTICAST(a) && \
1.376 + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL))
1.377 +#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
1.378 + (IN6_IS_ADDR_MULTICAST(a) && \
1.379 + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL))
1.380 +#define IN6_IS_ADDR_MC_SITELOCAL(a) \
1.381 + (IN6_IS_ADDR_MULTICAST(a) && \
1.382 + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL))
1.383 +#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
1.384 + (IN6_IS_ADDR_MULTICAST(a) && \
1.385 + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL))
1.386 +#define IN6_IS_ADDR_MC_GLOBAL(a) \
1.387 + (IN6_IS_ADDR_MULTICAST(a) && \
1.388 + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL))
1.389 +#endif
1.390 +
1.391 +#ifdef _KERNEL /* nonstandard */
1.392 +/*
1.393 + * KAME Scope
1.394 + */
1.395 +#define IN6_IS_SCOPE_LINKLOCAL(a) \
1.396 + ((IN6_IS_ADDR_LINKLOCAL(a)) || \
1.397 + (IN6_IS_ADDR_MC_LINKLOCAL(a)))
1.398 +
1.399 +#define IFA6_IS_DEPRECATED(a) \
1.400 + ((a)->ia6_lifetime.ia6t_preferred != 0 && \
1.401 + (a)->ia6_lifetime.ia6t_preferred < time_second)
1.402 +#define IFA6_IS_INVALID(a) \
1.403 + ((a)->ia6_lifetime.ia6t_expire != 0 && \
1.404 + (a)->ia6_lifetime.ia6t_expire < time_second)
1.405 +#endif /* _KERNEL */
1.406 +
1.407 +/*
1.408 + * IP6 route structure
1.409 + */
1.410 +#if __BSD_VISIBLE
1.411 +struct route_in6 {
1.412 + struct rtentry *ro_rt;
1.413 + struct sockaddr_in6 ro_dst;
1.414 +};
1.415 +#endif
1.416 +
1.417 +/*
1.418 + * Options for use with [gs]etsockopt at the IPV6 level.
1.419 + * First word of comment is data type; bool is stored in int.
1.420 + */
1.421 +/* no hdrincl */
1.422 +#if 0 /* the followings are relic in IPv4 and hence are disabled */
1.423 +#define IPV6_OPTIONS 1 /* buf/ip6_opts; set/get IP6 options */
1.424 +#define IPV6_RECVOPTS 5 /* bool; receive all IP6 opts w/dgram */
1.425 +#define IPV6_RECVRETOPTS 6 /* bool; receive IP6 opts for response */
1.426 +#define IPV6_RECVDSTADDR 7 /* bool; receive IP6 dst addr w/dgram */
1.427 +#define IPV6_RETOPTS 8 /* ip6_opts; set/get IP6 options */
1.428 +#endif
1.429 +#define IPV6_SOCKOPT_RESERVED1 3 /* reserved for future use */
1.430 +#define IPV6_UNICAST_HOPS 4 /* int; IP6 hops */
1.431 +#define IPV6_MULTICAST_IF 9 /* u_int; set/get IP6 multicast i/f */
1.432 +#define IPV6_MULTICAST_HOPS 10 /* int; set/get IP6 multicast hops */
1.433 +#define IPV6_MULTICAST_LOOP 11 /* u_int; set/get IP6 multicast loopback */
1.434 +#define IPV6_JOIN_GROUP 12 /* ip6_mreq; join a group membership */
1.435 +#define IPV6_LEAVE_GROUP 13 /* ip6_mreq; leave a group membership */
1.436 +#define IPV6_PORTRANGE 14 /* int; range to choose for unspec port */
1.437 +#define ICMP6_FILTER 18 /* icmp6_filter; icmp6 filter */
1.438 +/* RFC2292 options */
1.439 +#ifdef _KERNEL
1.440 +#define IPV6_2292PKTINFO 19 /* bool; send/recv if, src/dst addr */
1.441 +#define IPV6_2292HOPLIMIT 20 /* bool; hop limit */
1.442 +#define IPV6_2292NEXTHOP 21 /* bool; next hop addr */
1.443 +#define IPV6_2292HOPOPTS 22 /* bool; hop-by-hop option */
1.444 +#define IPV6_2292DSTOPTS 23 /* bool; destinaion option */
1.445 +#define IPV6_2292RTHDR 24 /* bool; routing header */
1.446 +#define IPV6_2292PKTOPTIONS 25 /* buf/cmsghdr; set/get IPv6 options */
1.447 +#endif
1.448 +
1.449 +#define IPV6_CHECKSUM 26 /* int; checksum offset for raw socket */
1.450 +#define IPV6_V6ONLY 27 /* bool; make AF_INET6 sockets v6 only */
1.451 +#ifndef _KERNEL
1.452 +#define IPV6_BINDV6ONLY IPV6_V6ONLY
1.453 +#endif
1.454 +
1.455 +#if 1 /* IPSEC */
1.456 +#define IPV6_IPSEC_POLICY 28 /* struct; get/set security policy */
1.457 +#endif
1.458 +#define IPV6_FAITH 29 /* bool; accept FAITH'ed connections */
1.459 +
1.460 +#if 1 /* IPV6FIREWALL */
1.461 +#define IPV6_FW_ADD 30 /* add a firewall rule to chain */
1.462 +#define IPV6_FW_DEL 31 /* delete a firewall rule from chain */
1.463 +#define IPV6_FW_FLUSH 32 /* flush firewall rule chain */
1.464 +#define IPV6_FW_ZERO 33 /* clear single/all firewall counter(s) */
1.465 +#define IPV6_FW_GET 34 /* get entire firewall rule chain */
1.466 +#endif
1.467 +
1.468 +/* new socket options introduced in RFC3542 */
1.469 +#define IPV6_RTHDRDSTOPTS 35 /* ip6_dest; send dst option before rthdr */
1.470 +
1.471 +#define IPV6_RECVPKTINFO 36 /* bool; recv if, dst addr */
1.472 +#define IPV6_RECVHOPLIMIT 37 /* bool; recv hop limit */
1.473 +#define IPV6_RECVRTHDR 38 /* bool; recv routing header */
1.474 +#define IPV6_RECVHOPOPTS 39 /* bool; recv hop-by-hop option */
1.475 +#define IPV6_RECVDSTOPTS 40 /* bool; recv dst option after rthdr */
1.476 +#ifdef _KERNEL
1.477 +#define IPV6_RECVRTHDRDSTOPTS 41 /* bool; recv dst option before rthdr */
1.478 +#endif
1.479 +
1.480 +#define IPV6_USE_MIN_MTU 42 /* bool; send packets at the minimum MTU */
1.481 +#define IPV6_RECVPATHMTU 43 /* bool; notify an according MTU */
1.482 +
1.483 +#define IPV6_PATHMTU 44 /* mtuinfo; get the current path MTU (sopt),
1.484 + 4 bytes int; MTU notification (cmsg) */
1.485 +#if 0 /*obsoleted during 2292bis -> 3542*/
1.486 +#define IPV6_REACHCONF 45 /* no data; ND reachability confirm
1.487 + (cmsg only/not in of RFC3542) */
1.488 +#endif
1.489 +
1.490 +/* more new socket options introduced in RFC3542 */
1.491 +#define IPV6_PKTINFO 46 /* in6_pktinfo; send if, src addr */
1.492 +#define IPV6_HOPLIMIT 47 /* int; send hop limit */
1.493 +#define IPV6_NEXTHOP 48 /* sockaddr; next hop addr */
1.494 +#define IPV6_HOPOPTS 49 /* ip6_hbh; send hop-by-hop option */
1.495 +#define IPV6_DSTOPTS 50 /* ip6_dest; send dst option befor rthdr */
1.496 +#define IPV6_RTHDR 51 /* ip6_rthdr; send routing header */
1.497 +#if 0
1.498 +#define IPV6_PKTOPTIONS 52 /* buf/cmsghdr; set/get IPv6 options */
1.499 + /* obsoleted by RFC3542 */
1.500 +#endif
1.501 +
1.502 +#define IPV6_RECVTCLASS 57 /* bool; recv traffic class values */
1.503 +
1.504 +#define IPV6_AUTOFLOWLABEL 59 /* bool; attach flowlabel automagically */
1.505 +
1.506 +#define IPV6_TCLASS 61 /* int; send traffic class value */
1.507 +#define IPV6_DONTFRAG 62 /* bool; disable IPv6 fragmentation */
1.508 +
1.509 +#define IPV6_PREFER_TEMPADDR 63 /* int; prefer temporary addresses as
1.510 + * the source address.
1.511 + */
1.512 +
1.513 +/* to define items, should talk with KAME guys first, for *BSD compatibility */
1.514 +
1.515 +#define IPV6_RTHDR_LOOSE 0 /* this hop need not be a neighbor. XXX old spec */
1.516 +#define IPV6_RTHDR_STRICT 1 /* this hop must be a neighbor. XXX old spec */
1.517 +#define IPV6_RTHDR_TYPE_0 0 /* IPv6 routing header type 0 */
1.518 +
1.519 +/*
1.520 + * Defaults and limits for options
1.521 + */
1.522 +#define IPV6_DEFAULT_MULTICAST_HOPS 1 /* normally limit m'casts to 1 hop */
1.523 +#define IPV6_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */
1.524 +
1.525 +/*
1.526 + * Argument structure for IPV6_JOIN_GROUP and IPV6_LEAVE_GROUP.
1.527 + */
1.528 +struct ipv6_mreq {
1.529 + struct in6_addr ipv6mr_multiaddr;
1.530 + unsigned int ipv6mr_interface;
1.531 +};
1.532 +
1.533 +/*
1.534 + * IPV6_PKTINFO: Packet information(RFC2292 sec 5)
1.535 + */
1.536 +struct in6_pktinfo {
1.537 + struct in6_addr ipi6_addr; /* src/dst IPv6 address */
1.538 + unsigned int ipi6_ifindex; /* send/recv interface index */
1.539 +};
1.540 +
1.541 +/*
1.542 + * Control structure for IPV6_RECVPATHMTU socket option.
1.543 + */
1.544 +struct ip6_mtuinfo {
1.545 + struct sockaddr_in6 ip6m_addr; /* or sockaddr_storage? */
1.546 + uint32_t ip6m_mtu;
1.547 +};
1.548 +
1.549 +/*
1.550 + * Argument for IPV6_PORTRANGE:
1.551 + * - which range to search when port is unspecified at bind() or connect()
1.552 + */
1.553 +#define IPV6_PORTRANGE_DEFAULT 0 /* default range */
1.554 +#define IPV6_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */
1.555 +#define IPV6_PORTRANGE_LOW 2 /* "low" - vouchsafe security */
1.556 +
1.557 +#if __BSD_VISIBLE
1.558 +/*
1.559 + * Definitions for inet6 sysctl operations.
1.560 + *
1.561 + * Third level is protocol number.
1.562 + * Fourth level is desired variable within that protocol.
1.563 + */
1.564 +#define IPV6PROTO_MAXID (IPPROTO_PIM + 1) /* don't list to IPV6PROTO_MAX */
1.565 +
1.566 +/*
1.567 + * Names for IP sysctl objects
1.568 + */
1.569 +#define IPV6CTL_FORWARDING 1 /* act as router */
1.570 +#define IPV6CTL_SENDREDIRECTS 2 /* may send redirects when forwarding*/
1.571 +#define IPV6CTL_DEFHLIM 3 /* default Hop-Limit */
1.572 +#ifdef notyet
1.573 +#define IPV6CTL_DEFMTU 4 /* default MTU */
1.574 +#endif
1.575 +#define IPV6CTL_FORWSRCRT 5 /* forward source-routed dgrams */
1.576 +#define IPV6CTL_STATS 6 /* stats */
1.577 +#define IPV6CTL_MRTSTATS 7 /* multicast forwarding stats */
1.578 +#define IPV6CTL_MRTPROTO 8 /* multicast routing protocol */
1.579 +#define IPV6CTL_MAXFRAGPACKETS 9 /* max packets reassembly queue */
1.580 +#define IPV6CTL_SOURCECHECK 10 /* verify source route and intf */
1.581 +#define IPV6CTL_SOURCECHECK_LOGINT 11 /* minimume logging interval */
1.582 +#define IPV6CTL_ACCEPT_RTADV 12
1.583 +#define IPV6CTL_KEEPFAITH 13
1.584 +#define IPV6CTL_LOG_INTERVAL 14
1.585 +#define IPV6CTL_HDRNESTLIMIT 15
1.586 +#define IPV6CTL_DAD_COUNT 16
1.587 +#define IPV6CTL_AUTO_FLOWLABEL 17
1.588 +#define IPV6CTL_DEFMCASTHLIM 18
1.589 +#define IPV6CTL_GIF_HLIM 19 /* default HLIM for gif encap packet */
1.590 +#define IPV6CTL_KAME_VERSION 20
1.591 +#define IPV6CTL_USE_DEPRECATED 21 /* use deprecated addr (RFC2462 5.5.4) */
1.592 +#define IPV6CTL_RR_PRUNE 22 /* walk timer for router renumbering */
1.593 +#if 0 /* obsolete */
1.594 +#define IPV6CTL_MAPPED_ADDR 23
1.595 +#endif
1.596 +#define IPV6CTL_V6ONLY 24
1.597 +#define IPV6CTL_RTEXPIRE 25 /* cloned route expiration time */
1.598 +#define IPV6CTL_RTMINEXPIRE 26 /* min value for expiration time */
1.599 +#define IPV6CTL_RTMAXCACHE 27 /* trigger level for dynamic expire */
1.600 +
1.601 +#define IPV6CTL_USETEMPADDR 32 /* use temporary addresses (RFC3041) */
1.602 +#define IPV6CTL_TEMPPLTIME 33 /* preferred lifetime for tmpaddrs */
1.603 +#define IPV6CTL_TEMPVLTIME 34 /* valid lifetime for tmpaddrs */
1.604 +#define IPV6CTL_AUTO_LINKLOCAL 35 /* automatic link-local addr assign */
1.605 +#define IPV6CTL_RIP6STATS 36 /* raw_ip6 stats */
1.606 +#define IPV6CTL_PREFER_TEMPADDR 37 /* prefer temporary addr as src */
1.607 +#define IPV6CTL_ADDRCTLPOLICY 38 /* get/set address selection policy */
1.608 +
1.609 +#define IPV6CTL_MAXFRAGS 41 /* max fragments */
1.610 +
1.611 +/* New entries should be added here from current IPV6CTL_MAXID value. */
1.612 +/* to define items, should talk with KAME guys first, for *BSD compatibility */
1.613 +/* 42-44 is already used in KAME */
1.614 +#define IPV6CTL_STEALTH 45
1.615 +#define IPV6CTL_MAXID 46
1.616 +#endif /* __BSD_VISIBLE */
1.617 +
1.618 +/*
1.619 + * Redefinition of mbuf flags
1.620 + */
1.621 +#define M_AUTHIPHDR M_PROTO2
1.622 +#define M_DECRYPTED M_PROTO3
1.623 +#define M_LOOP M_PROTO4
1.624 +#define M_AUTHIPDGM M_PROTO5
1.625 +
1.626 +#ifdef _KERNEL
1.627 +struct cmsghdr;
1.628 +
1.629 +struct sockaddr;
1.630 +extern u_char ip6_protox[];
1.631 +#define satosin6(sa) ((struct sockaddr_in6 *)(sa))
1.632 +#define sin6tosa(sin6) ((struct sockaddr *)(sin6))
1.633 +#define ifatoia6(ifa) ((struct in6_ifaddr *)(ifa))
1.634 +
1.635 +extern int (*faithprefix_p)(struct in6_addr *);
1.636 +#endif /* _KERNEL */
1.637 +
1.638 +#ifndef _SIZE_T_DECLARED
1.639 +typedef __size_t size_t;
1.640 +#define _SIZE_T_DECLARED
1.641 +#endif
1.642 +
1.643 +#ifndef _SOCKLEN_T_DECLARED
1.644 +typedef __socklen_t socklen_t;
1.645 +#define _SOCKLEN_T_DECLARED
1.646 +#endif
1.647 +
1.648 +#if __BSD_VISIBLE
1.649 +
1.650 +__BEGIN_DECLS
1.651 +struct cmsghdr;
1.652 +__END_DECLS
1.653 +
1.654 +#endif /* __BSD_VISIBLE */
1.655 +
1.656 +#endif /* !_NETINET6_IN6_H_ */