X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/55e303ae13a4cf49d70f2294092726f2fffb9ef2..39236c6e673c41db228275375ab7fdb0f837b292:/bsd/netinet6/in6.h?ds=sidebyside diff --git a/bsd/netinet6/in6.h b/bsd/netinet6/in6.h index d9df90b9b..863d53935 100644 --- a/bsd/netinet6/in6.h +++ b/bsd/netinet6/in6.h @@ -1,5 +1,30 @@ -/* $FreeBSD: src/sys/netinet6/in6.h,v 1.7.2.4 2001/07/04 09:45:23 ume Exp $ */ -/* $KAME: in6.h,v 1.89 2001/05/27 13:28:35 itojun Exp $ */ +/* + * Copyright (c) 2008-2013 Apple Inc. All rights reserved. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ + */ /* * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. @@ -66,21 +91,26 @@ */ #ifndef __KAME_NETINET_IN_H_INCLUDED_ -#error "do not include netinet6/in6.h directly, include netinet/in.h. see RFC2553" +#error "do not include netinet6/in6.h directly, include netinet/in.h. " \ + " see RFC2553" #endif #ifndef _NETINET6_IN6_H_ -#define _NETINET6_IN6_H_ +#define _NETINET6_IN6_H_ #include +#include + +#include /* * Identification of the network protocol stack * for *BSD-current/release: http://www.kame.net/dev/cvsweb.cgi/kame/COVERAGE * has the table of implementation/integration differences. */ -#define __KAME__ -#define __KAME_VERSION "20010528/apple-darwin" +#define __KAME__ +#define __KAME_VERSION "2009/apple-darwin" +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) /* * Local port number conventions: * @@ -114,116 +144,142 @@ #define IPV6PORT_ANONMAX 65535 #define IPV6PORT_RESERVEDMIN 600 #define IPV6PORT_RESERVEDMAX (IPV6PORT_RESERVED-1) +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ /* * IPv6 address */ struct in6_addr { union { - u_int8_t __u6_addr8[16]; - u_int16_t __u6_addr16[8]; - u_int32_t __u6_addr32[4]; + __uint8_t __u6_addr8[16]; + __uint16_t __u6_addr16[8]; + __uint32_t __u6_addr32[4]; } __u6_addr; /* 128-bit IP6 address */ }; -#define s6_addr __u6_addr.__u6_addr8 -#ifdef KERNEL /*XXX nonstandard*/ -#define s6_addr8 __u6_addr.__u6_addr8 -#define s6_addr16 __u6_addr.__u6_addr16 -#define s6_addr32 __u6_addr.__u6_addr32 +#define s6_addr __u6_addr.__u6_addr8 +#ifdef KERNEL /* XXX nonstandard */ +#define s6_addr8 __u6_addr.__u6_addr8 +#define s6_addr16 __u6_addr.__u6_addr16 +#define s6_addr32 __u6_addr.__u6_addr32 #endif -#define INET6_ADDRSTRLEN 46 +#define INET6_ADDRSTRLEN 46 /* * Socket address for IPv6 */ -#if !defined(_XOPEN_SOURCE) -#define SIN6_LEN -#endif +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define SIN6_LEN +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ struct sockaddr_in6 { - u_int8_t sin6_len; /* length of this struct(sa_family_t)*/ - u_int8_t sin6_family; /* AF_INET6 (sa_family_t) */ - u_int16_t sin6_port; /* Transport layer port # (in_port_t)*/ - u_int32_t sin6_flowinfo; /* IP6 flow information */ + __uint8_t sin6_len; /* length of this struct(sa_family_t) */ + sa_family_t sin6_family; /* AF_INET6 (sa_family_t) */ + in_port_t sin6_port; /* Transport layer port # (in_port_t) */ + __uint32_t sin6_flowinfo; /* IP6 flow information */ struct in6_addr sin6_addr; /* IP6 address */ - u_int32_t sin6_scope_id; /* scope zone index */ + __uint32_t sin6_scope_id; /* scope zone index */ }; +#ifdef KERNEL /* XXX nonstandard */ /* * Local definition for masks */ -#ifdef KERNEL /*XXX nonstandard*/ -#define IN6MASK0 {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}} -#define IN6MASK32 {{{ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, \ +#define IN6MASK0 {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}} +#define IN6MASK7 {{{ 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} +#define IN6MASK16 {{{ 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} +#define IN6MASK32 {{{ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} -#define IN6MASK64 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ +#define IN6MASK64 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} -#define IN6MASK96 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ +#define IN6MASK96 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 }}} -#define IN6MASK128 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ +#define IN6MASK128 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}} #endif -#ifdef KERNEL +#ifdef KERNEL_PRIVATE extern const struct sockaddr_in6 sa6_any; extern const struct in6_addr in6mask0; +extern const struct in6_addr in6mask7; +extern const struct in6_addr in6mask16; extern const struct in6_addr in6mask32; extern const struct in6_addr in6mask64; extern const struct in6_addr in6mask96; extern const struct in6_addr in6mask128; -#endif /* KERNEL */ +#define SIN6(s) ((struct sockaddr_in6 *)(void *)s) +#define satosin6(sa) SIN6(sa) +#define sin6tosa(sin6) ((struct sockaddr *)(void *)(sin6)) +#define SIN6IFSCOPE(s) SIN6(s) +#endif /* KERNEL_PRIVATE */ + +#ifdef KERNEL /* XXX nonstandard */ /* * Macros started with IPV6_ADDR is KAME local */ -#ifdef KERNEL /*XXX nonstandard*/ #if BYTE_ORDER == BIG_ENDIAN -#define IPV6_ADDR_INT32_ONE 1 -#define IPV6_ADDR_INT32_TWO 2 -#define IPV6_ADDR_INT32_MNL 0xff010000 -#define IPV6_ADDR_INT32_MLL 0xff020000 -#define IPV6_ADDR_INT32_SMP 0x0000ffff -#define IPV6_ADDR_INT16_ULL 0xfe80 -#define IPV6_ADDR_INT16_USL 0xfec0 -#define IPV6_ADDR_INT16_MLL 0xff02 +#define IPV6_ADDR_INT32_ONE 1 +#define IPV6_ADDR_INT32_TWO 2 +#define IPV6_ADDR_INT32_MNL 0xff010000 +#define IPV6_ADDR_INT32_MLL 0xff020000 +#define IPV6_ADDR_INT32_SMP 0x0000ffff +#define IPV6_ADDR_INT16_ULL 0xfe80 +#define IPV6_ADDR_INT16_USL 0xfec0 +#define IPV6_ADDR_INT16_MLL 0xff02 #elif BYTE_ORDER == LITTLE_ENDIAN -#define IPV6_ADDR_INT32_ONE 0x01000000 -#define IPV6_ADDR_INT32_TWO 0x02000000 -#define IPV6_ADDR_INT32_MNL 0x000001ff -#define IPV6_ADDR_INT32_MLL 0x000002ff -#define IPV6_ADDR_INT32_SMP 0xffff0000 -#define IPV6_ADDR_INT16_ULL 0x80fe -#define IPV6_ADDR_INT16_USL 0xc0fe -#define IPV6_ADDR_INT16_MLL 0x02ff +#define IPV6_ADDR_INT32_ONE 0x01000000 +#define IPV6_ADDR_INT32_TWO 0x02000000 +#define IPV6_ADDR_INT32_MNL 0x000001ff +#define IPV6_ADDR_INT32_MLL 0x000002ff +#define IPV6_ADDR_INT32_SMP 0xffff0000 +#define IPV6_ADDR_INT16_ULL 0x80fe +#define IPV6_ADDR_INT16_USL 0xc0fe +#define IPV6_ADDR_INT16_MLL 0x02ff #endif #endif /* * Definition of some useful macros to handle IP6 addresses */ -#define IN6ADDR_ANY_INIT \ +#define IN6ADDR_ANY_INIT \ {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} -#define IN6ADDR_LOOPBACK_INIT \ +#define IN6ADDR_LOOPBACK_INIT \ {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} -#define IN6ADDR_NODELOCAL_ALLNODES_INIT \ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define IN6ADDR_NODELOCAL_ALLNODES_INIT \ {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} -#define IN6ADDR_LINKLOCAL_ALLNODES_INIT \ +#define IN6ADDR_INTFACELOCAL_ALLNODES_INIT \ + {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} +#define IN6ADDR_LINKLOCAL_ALLNODES_INIT \ {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} -#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \ +#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \ {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}} +#define IN6ADDR_LINKLOCAL_ALLV2ROUTERS_INIT \ + {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16 }}} +#define IN6ADDR_V4MAPPED_INIT \ + {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ + 0x00, 0x00, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 }}} +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ extern const struct in6_addr in6addr_any; extern const struct in6_addr in6addr_loopback; +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) extern const struct in6_addr in6addr_nodelocal_allnodes; extern const struct in6_addr in6addr_linklocal_allnodes; extern const struct in6_addr in6addr_linklocal_allrouters; +extern const struct in6_addr in6addr_linklocal_allv2routers; +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ /* * Equality @@ -232,221 +288,413 @@ extern const struct in6_addr in6addr_linklocal_allrouters; * in ANSI standard. */ #ifdef KERNEL -#define IN6_ARE_ADDR_EQUAL(a, b) \ - (bcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0) +#define IN6_ARE_ADDR_EQUAL(a, b) \ + (bcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], \ + sizeof (struct in6_addr)) == 0) #else -#define IN6_ARE_ADDR_EQUAL(a, b) \ - (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0) +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define IN6_ARE_ADDR_EQUAL(a, b) \ + (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof (struct in6_addr)) \ + == 0) +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ #endif #ifdef KERNEL /* non standard */ /* see if two addresses are equal in a scope-conscious manner. */ -#define SA6_ARE_ADDR_EQUAL(a, b) \ +#define SA6_ARE_ADDR_EQUAL(a, b) \ (((a)->sin6_scope_id == 0 || (b)->sin6_scope_id == 0 || \ - ((a)->sin6_scope_id == (b)->sin6_scope_id)) && \ - (bcmp(&(a)->sin6_addr, &(b)->sin6_addr, sizeof(struct in6_addr)) == 0)) + ((a)->sin6_scope_id == (b)->sin6_scope_id)) && \ + (bcmp(&(a)->sin6_addr, &(b)->sin6_addr, sizeof (struct in6_addr)) == 0)) #endif /* * Unspecified */ -#define IN6_IS_ADDR_UNSPECIFIED(a) \ - ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == 0)) +#define IN6_IS_ADDR_UNSPECIFIED(a) \ + ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) == 0)) /* * Loopback */ -#define IN6_IS_ADDR_LOOPBACK(a) \ - ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1))) +#define IN6_IS_ADDR_LOOPBACK(a) \ + ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1))) /* * IPv4 compatible */ -#define IN6_IS_ADDR_V4COMPAT(a) \ - ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1))) +#define IN6_IS_ADDR_V4COMPAT(a) \ + ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1))) /* * Mapped */ -#define IN6_IS_ADDR_V4MAPPED(a) \ - ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ - (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == ntohl(0x0000ffff))) +#define IN6_IS_ADDR_V4MAPPED(a) \ + ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ + (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == \ + ntohl(0x0000ffff))) + +/* + * 6to4 + */ +#define IN6_IS_ADDR_6TO4(x) (ntohs((x)->s6_addr16[0]) == 0x2002) /* * KAME Scope Values */ -#ifdef KERNEL /*XXX nonstandard*/ -#define IPV6_ADDR_SCOPE_NODELOCAL 0x01 -#define IPV6_ADDR_SCOPE_LINKLOCAL 0x02 -#define IPV6_ADDR_SCOPE_SITELOCAL 0x05 -#define IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */ -#define IPV6_ADDR_SCOPE_GLOBAL 0x0e +#ifdef KERNEL /* XXX nonstandard */ +#define IPV6_ADDR_SCOPE_NODELOCAL 0x01 +#define IPV6_ADDR_SCOPE_INTFACELOCAL 0x01 +#define IPV6_ADDR_SCOPE_LINKLOCAL 0x02 +#define IPV6_ADDR_SCOPE_SITELOCAL 0x05 +#define IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */ +#define IPV6_ADDR_SCOPE_GLOBAL 0x0e #else -#define __IPV6_ADDR_SCOPE_NODELOCAL 0x01 -#define __IPV6_ADDR_SCOPE_LINKLOCAL 0x02 -#define __IPV6_ADDR_SCOPE_SITELOCAL 0x05 -#define __IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */ -#define __IPV6_ADDR_SCOPE_GLOBAL 0x0e +#define __IPV6_ADDR_SCOPE_NODELOCAL 0x01 +#define __IPV6_ADDR_SCOPE_INTFACELOCAL 0x01 +#define __IPV6_ADDR_SCOPE_LINKLOCAL 0x02 +#define __IPV6_ADDR_SCOPE_SITELOCAL 0x05 +#define __IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */ +#define __IPV6_ADDR_SCOPE_GLOBAL 0x0e #endif /* * Unicast Scope * Note that we must check topmost 10 bits only, not 16 bits (see RFC2373). */ -#define IN6_IS_ADDR_LINKLOCAL(a) \ +#define IN6_IS_ADDR_LINKLOCAL(a) \ (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80)) -#define IN6_IS_ADDR_SITELOCAL(a) \ +#define IN6_IS_ADDR_SITELOCAL(a) \ (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0)) /* * Multicast */ -#define IN6_IS_ADDR_MULTICAST(a) ((a)->s6_addr[0] == 0xff) +#define IN6_IS_ADDR_MULTICAST(a) ((a)->s6_addr[0] == 0xff) -#ifdef KERNEL /*XXX nonstandard*/ -#define IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) +/* + * Unique Local IPv6 Unicast Addresses (per RFC 4193) + */ +#define IN6_IS_ADDR_UNIQUE_LOCAL(a) \ + (((a)->s6_addr[0] == 0xfc) || ((a)->s6_addr[0] == 0xfd)) + +#ifdef KERNEL /* XXX nonstandard */ +#define IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) #else -#define __IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) +#define __IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) #endif /* * Multicast Scope */ -#ifdef KERNEL /*refers nonstandard items */ -#define IN6_IS_ADDR_MC_NODELOCAL(a) \ +#ifdef KERNEL /* refers nonstandard items */ +#define IN6_IS_ADDR_MC_NODELOCAL(a) \ + (IN6_IS_ADDR_MULTICAST(a) && \ + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_NODELOCAL)) +#define IN6_IS_ADDR_MC_INTFACELOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_NODELOCAL)) -#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_INTFACELOCAL)) +#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL)) -#define IN6_IS_ADDR_MC_SITELOCAL(a) \ + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL)) +#define IN6_IS_ADDR_MC_SITELOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL)) -#define IN6_IS_ADDR_MC_ORGLOCAL(a) \ + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL)) +#define IN6_IS_ADDR_MC_ORGLOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_ORGLOCAL)) -#define IN6_IS_ADDR_MC_GLOBAL(a) \ + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_ORGLOCAL)) +#define IN6_IS_ADDR_MC_GLOBAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_GLOBAL)) + (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_GLOBAL)) #else -#define IN6_IS_ADDR_MC_NODELOCAL(a) \ +#define IN6_IS_ADDR_MC_NODELOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL)) -#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL)) +#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL)) -#define IN6_IS_ADDR_MC_SITELOCAL(a) \ + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL)) +#define IN6_IS_ADDR_MC_SITELOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL)) -#define IN6_IS_ADDR_MC_ORGLOCAL(a) \ + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL)) +#define IN6_IS_ADDR_MC_ORGLOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL)) -#define IN6_IS_ADDR_MC_GLOBAL(a) \ + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL)) +#define IN6_IS_ADDR_MC_GLOBAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ - (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL)) + (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL)) #endif -#ifdef KERNEL /*nonstandard*/ +#ifdef KERNEL /* nonstandard */ /* * KAME Scope */ -#define IN6_IS_SCOPE_LINKLOCAL(a) \ +#define IN6_IS_SCOPE_LINKLOCAL(a) \ ((IN6_IS_ADDR_LINKLOCAL(a)) || \ - (IN6_IS_ADDR_MC_LINKLOCAL(a))) + (IN6_IS_ADDR_MC_LINKLOCAL(a))) + +#define IN6_IS_SCOPE_EMBED(a) \ + ((IN6_IS_ADDR_LINKLOCAL(a)) || \ + (IN6_IS_ADDR_MC_LINKLOCAL(a)) || \ + (IN6_IS_ADDR_MC_INTFACELOCAL(a))) + +#define IFA6_IS_DEPRECATED(a, t) \ + ((a)->ia6_lifetime.ia6ti_preferred != 0 && \ + (a)->ia6_lifetime.ia6ti_preferred < (t)) +#define IFA6_IS_INVALID(a, t) \ + ((a)->ia6_lifetime.ia6ti_expire != 0 && \ + (a)->ia6_lifetime.ia6ti_expire < (t)) +#endif /* KERNEL */ -#define IFA6_IS_DEPRECATED(a) \ - ((a)->ia6_lifetime.ia6t_preferred != 0 && \ - (a)->ia6_lifetime.ia6t_preferred < time_second) -#define IFA6_IS_INVALID(a) \ - ((a)->ia6_lifetime.ia6t_expire != 0 && \ - (a)->ia6_lifetime.ia6t_expire < time_second) -#endif /* _KERNEL */ +#ifdef PRIVATE +#ifndef KERNEL +/* Private declaration for user-space (needed by ip6_mroute.h) */ +struct route_in6 { +#else /* KERNEL */ +struct route_in6_old { +#endif /* KERNEL */ + void *ro_rt; + uint32_t ro_flags; + struct sockaddr_in6 ro_dst; +}; +#endif /* PRIVATE */ +#ifdef BSD_KERNEL_PRIVATE /* * IP6 route structure + * + * A route consists of a destination address and a reference + * to a routing entry. These are often held by protocols + * in their control blocks, e.g. inpcb. */ -#ifdef __APPLE_API_PRIVATE -#if !defined(_XOPEN_SOURCE) struct route_in6 { - struct rtentry *ro_rt; - struct sockaddr_in6 ro_dst; + /* + * N.B: struct route_in6 must begin with ro_{rt,srcia,flags} + * because the code does some casts of a 'struct route_in6 *' + * to a 'struct route *'. + */ + struct rtentry *ro_rt; + struct ifaddr *ro_srcia; + uint32_t ro_flags; /* route flags */ + struct sockaddr_in6 ro_dst; }; -#endif -#endif /* __APPLE_API_PRIVATE */ +#endif /* BSD_KERNEL_PRIVATE */ /* * Options for use with [gs]etsockopt at the IPV6 level. * First word of comment is data type; bool is stored in int. */ /* no hdrincl */ -#if 0 /* the followings are relic in IPv4 and hence are disabled */ -#define IPV6_OPTIONS 1 /* buf/ip6_opts; set/get IP6 options */ -#define IPV6_RECVOPTS 5 /* bool; receive all IP6 opts w/dgram */ -#define IPV6_RECVRETOPTS 6 /* bool; receive IP6 opts for response */ -#define IPV6_RECVDSTADDR 7 /* bool; receive IP6 dst addr w/dgram */ -#define IPV6_RETOPTS 8 /* ip6_opts; set/get IP6 options */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +/* + * RFC 3542 define the following socket options in a manner incompatible + * with RFC 2292: + * IPV6_PKTINFO + * IPV6_HOPLIMIT + * IPV6_NEXTHOP + * IPV6_HOPOPTS + * IPV6_DSTOPTS + * IPV6_RTHDR + * + * To use the new IPv6 Sockets options introduced by RFC 3542 + * the constant __APPLE_USE_RFC_3542 must be defined before + * including + * + * To use the old IPv6 Sockets options from RFC 2292 + * the constant __APPLE_USE_RFC_2292 must be defined before + * including + * + * Note that eventually RFC 3542 is going to be the + * default and RFC 2292 will be obsolete. + */ +#ifdef BSD_KERNEL_PRIVATE +#define __APPLE_USE_RFC_3542 1 +#endif /* BSD_KERNEL_PRIVATE */ + +#if defined(__APPLE_USE_RFC_3542) && defined(__APPLE_USE_RFC_2292) +#error "__APPLE_USE_RFC_3542 and __APPLE_USE_RFC_2292 cannot be both defined" #endif -#define IPV6_SOCKOPT_RESERVED1 3 /* reserved for future use */ -#define IPV6_UNICAST_HOPS 4 /* int; IP6 hops */ -#define IPV6_MULTICAST_IF 9 /* u_char; set/get IP6 multicast i/f */ -#define IPV6_MULTICAST_HOPS 10 /* u_char; set/get IP6 multicast hops */ -#define IPV6_MULTICAST_LOOP 11 /* u_char; set/get IP6 multicast loopback */ -#define IPV6_JOIN_GROUP 12 /* ip6_mreq; join a group membership */ -#define IPV6_LEAVE_GROUP 13 /* ip6_mreq; leave a group membership */ -#define IPV6_PORTRANGE 14 /* int; range to choose for unspec port */ -#define ICMP6_FILTER 18 /* icmp6_filter; icmp6 filter */ -/* RFC2292 options */ -#define IPV6_PKTINFO 19 /* bool; send/recv if, src/dst addr */ -#define IPV6_HOPLIMIT 20 /* bool; hop limit */ -#define IPV6_NEXTHOP 21 /* bool; next hop addr */ -#define IPV6_HOPOPTS 22 /* bool; hop-by-hop option */ -#define IPV6_DSTOPTS 23 /* bool; destination option */ -#define IPV6_RTHDR 24 /* bool; routing header */ -#define IPV6_PKTOPTIONS 25 /* buf/cmsghdr; set/get IPv6 options */ - -#define IPV6_CHECKSUM 26 /* int; checksum offset for raw socket */ -#define IPV6_V6ONLY 27 /* bool; only bind INET6 at wildcard bind */ + +#if 0 /* the followings are relic in IPv4 and hence are disabled */ +#define IPV6_OPTIONS 1 /* buf/ip6_opts; set/get IP6 options */ +#define IPV6_RECVOPTS 5 /* bool; receive all IP6 opts w/dgram */ +#define IPV6_RECVRETOPTS 6 /* bool; receive IP6 opts for response */ +#define IPV6_RECVDSTADDR 7 /* bool; receive IP6 dst addr w/dgram */ +#define IPV6_RETOPTS 8 /* ip6_opts; set/get IP6 options */ +#endif /* 0 */ +#define IPV6_SOCKOPT_RESERVED1 3 /* reserved for future use */ +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ +#define IPV6_UNICAST_HOPS 4 /* int; IP6 hops */ +#define IPV6_MULTICAST_IF 9 /* __uint8_t; set/get IP6 multicast i/f */ +#define IPV6_MULTICAST_HOPS 10 /* __uint8_t; set/get IP6 multicast hops */ +#define IPV6_MULTICAST_LOOP 11 /* __uint8_t; set/get IP6 mcast loopback */ +#define IPV6_JOIN_GROUP 12 /* ip6_mreq; join a group membership */ +#define IPV6_LEAVE_GROUP 13 /* ip6_mreq; leave a group membership */ + +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define IPV6_PORTRANGE 14 /* int; range to choose for unspec port */ +#define ICMP6_FILTER 18 /* icmp6_filter; icmp6 filter */ +#define IPV6_2292PKTINFO 19 /* bool; send/recv if, src/dst addr */ +#define IPV6_2292HOPLIMIT 20 /* bool; hop limit */ +#define IPV6_2292NEXTHOP 21 /* bool; next hop addr */ +#define IPV6_2292HOPOPTS 22 /* bool; hop-by-hop option */ +#define IPV6_2292DSTOPTS 23 /* bool; destinaion option */ +#define IPV6_2292RTHDR 24 /* ip6_rthdr: routing header */ + +/* buf/cmsghdr; set/get IPv6 options [obsoleted by RFC3542] */ +#define IPV6_2292PKTOPTIONS 25 + +#ifdef __APPLE_USE_RFC_2292 +#define IPV6_PKTINFO IPV6_2292PKTINFO +#define IPV6_HOPLIMIT IPV6_2292HOPLIMIT +#define IPV6_NEXTHOP IPV6_2292NEXTHOP +#define IPV6_HOPOPTS IPV6_2292HOPOPTS +#define IPV6_DSTOPTS IPV6_2292DSTOPTS +#define IPV6_RTHDR IPV6_2292RTHDR +#define IPV6_PKTOPTIONS IPV6_2292PKTOPTIONS +#endif /* __APPLE_USE_RFC_2292 */ + +#define IPV6_CHECKSUM 26 /* int; checksum offset for raw socket */ +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ +#define IPV6_V6ONLY 27 /* bool; only bind INET6 at wildcard bind */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) #ifndef KERNEL -#define IPV6_BINDV6ONLY IPV6_V6ONLY -#endif +#define IPV6_BINDV6ONLY IPV6_V6ONLY +#endif /* KERNEL */ + + +#if 1 /* IPSEC */ +#define IPV6_IPSEC_POLICY 28 /* struct; get/set security policy */ +#endif /* 1 */ +#define IPV6_FAITH 29 /* deprecated */ + +#if 1 /* IPV6FIREWALL */ +#define IPV6_FW_ADD 30 /* add a firewall rule to chain */ +#define IPV6_FW_DEL 31 /* delete a firewall rule from chain */ +#define IPV6_FW_FLUSH 32 /* flush firewall rule chain */ +#define IPV6_FW_ZERO 33 /* clear single/all firewall counter(s) */ +#define IPV6_FW_GET 34 /* get entire firewall rule chain */ +#endif /* 1 */ + +/* + * APPLE: NOTE the value of those 2 options is kept unchanged from + * previous version of darwin/OS X for binary compatibility reasons + * and differ from FreeBSD (values 57 and 61). See below. + */ +#define IPV6_RECVTCLASS 35 /* bool; recv traffic class values */ +#define IPV6_TCLASS 36 /* int; send traffic class value */ +#ifdef __APPLE_USE_RFC_3542 +/* new socket options introduced in RFC3542 */ +/* + * ip6_dest; send dst option before rthdr + * APPLE: Value purposely different than FreeBSD (35) to avoid + * collision with definition of IPV6_RECVTCLASS in previous + * darwin implementations + */ +#define IPV6_RTHDRDSTOPTS 57 -#if 1 /*IPSEC*/ -#define IPV6_IPSEC_POLICY 28 /* struct; get/set security policy */ +/* + * bool; recv if, dst addr + * APPLE: Value purposely different than FreeBSD(36) to avoid + * collision with definition of IPV6_TCLASS in previous + * darwin implementations + */ +#define IPV6_RECVPKTINFO 61 + +#define IPV6_RECVHOPLIMIT 37 /* bool; recv hop limit */ +#define IPV6_RECVRTHDR 38 /* bool; recv routing header */ +#define IPV6_RECVHOPOPTS 39 /* bool; recv hop-by-hop option */ +#define IPV6_RECVDSTOPTS 40 /* bool; recv dst option after rthdr */ +#ifdef KERNEL +#define IPV6_RECVRTHDRDSTOPTS 41 /* bool; recv dst option before rthdr */ #endif -#define IPV6_FAITH 29 /* bool; accept FAITH'ed connections */ - -#if 1 /*IPV6FIREWALL*/ -#define IPV6_FW_ADD 30 /* add a firewall rule to chain */ -#define IPV6_FW_DEL 31 /* delete a firewall rule from chain */ -#define IPV6_FW_FLUSH 32 /* flush firewall rule chain */ -#define IPV6_FW_ZERO 33 /* clear single/all firewall counter(s) */ -#define IPV6_FW_GET 34 /* get entire firewall rule chain */ + +#define IPV6_USE_MIN_MTU 42 /* bool; send packets at the minimum MTU */ +#define IPV6_RECVPATHMTU 43 /* bool; notify an according MTU */ + +/* + * mtuinfo; get the current path MTU (sopt), 4 bytes int; + * MTU notification (cmsg) + */ +#define IPV6_PATHMTU 44 + +#if 0 /* obsoleted during 2292bis -> 3542 */ +/* no data; ND reachability confirm (cmsg only/not in of RFC3542) */ +#define IPV6_REACHCONF 45 #endif +/* more new socket options introduced in RFC3542 */ +#define IPV6_3542PKTINFO 46 /* in6_pktinfo; send if, src addr */ +#define IPV6_3542HOPLIMIT 47 /* int; send hop limit */ +#define IPV6_3542NEXTHOP 48 /* sockaddr; next hop addr */ +#define IPV6_3542HOPOPTS 49 /* ip6_hbh; send hop-by-hop option */ +#define IPV6_3542DSTOPTS 50 /* ip6_dest; send dst option befor rthdr */ +#define IPV6_3542RTHDR 51 /* ip6_rthdr; send routing header */ + +#define IPV6_PKTINFO IPV6_3542PKTINFO +#define IPV6_HOPLIMIT IPV6_3542HOPLIMIT +#define IPV6_NEXTHOP IPV6_3542NEXTHOP +#define IPV6_HOPOPTS IPV6_3542HOPOPTS +#define IPV6_DSTOPTS IPV6_3542DSTOPTS +#define IPV6_RTHDR IPV6_3542RTHDR + +#define IPV6_AUTOFLOWLABEL 59 /* bool; attach flowlabel automagically */ + +#define IPV6_DONTFRAG 62 /* bool; disable IPv6 fragmentation */ + +/* int; prefer temporary addresses as the source address. */ +#define IPV6_PREFER_TEMPADDR 63 + +/* + * The following option is private; do not use it from user applications. + * It is deliberately defined to the same value as IP_MSFILTER. + */ +#define IPV6_MSFILTER 74 /* struct __msfilterreq; */ +#endif /* __APPLE_USE_RFC_3542 */ + +#define IPV6_BOUND_IF 125 /* int; set/get bound interface */ + +#ifdef PRIVATE +#define IPV6_NO_IFT_CELLULAR 6969 /* for internal use only */ +#define IPV6_OUT_IF 9696 /* for internal use only */ +#endif /* PRIVATE */ /* to define items, should talk with KAME guys first, for *BSD compatibility */ -#define IPV6_RTHDR_LOOSE 0 /* this hop need not be a neighbor. XXX old spec */ -#define IPV6_RTHDR_STRICT 1 /* this hop must be a neighbor. XXX old spec */ -#define IPV6_RTHDR_TYPE_0 0 /* IPv6 routing header type 0 */ +#define IPV6_RTHDR_LOOSE 0 /* this hop need not be a neighbor. */ +#define IPV6_RTHDR_STRICT 1 /* this hop must be a neighbor. */ +#define IPV6_RTHDR_TYPE_0 0 /* IPv6 routing header type 0 */ /* * Defaults and limits for options */ -#define IPV6_DEFAULT_MULTICAST_HOPS 1 /* normally limit m'casts to 1 hop */ -#define IPV6_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */ +#define IPV6_DEFAULT_MULTICAST_HOPS 1 /* normally limit m'casts to 1 hop */ +#define IPV6_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */ + +/* + * The im6o_membership vector for each socket is now dynamically allocated at + * run-time, bounded by USHRT_MAX, and is reallocated when needed, sized + * according to a power-of-two increment. + */ +#define IPV6_MIN_MEMBERSHIPS 31 +#define IPV6_MAX_MEMBERSHIPS 4095 + +/* + * Default resource limits for IPv6 multicast source filtering. + * These may be modified by sysctl. + */ +#define IPV6_MAX_GROUP_SRC_FILTER 512 /* sources per group */ +#define IPV6_MAX_SOCK_SRC_FILTER 128 /* sources per socket/group */ /* * Argument structure for IPV6_JOIN_GROUP and IPV6_LEAVE_GROUP. @@ -457,13 +705,21 @@ struct ipv6_mreq { }; /* - * IPV6_PKTINFO: Packet information(RFC2292 sec 5) + * IPV6_2292PKTINFO: Packet information(RFC2292 sec 5) */ struct in6_pktinfo { struct in6_addr ipi6_addr; /* src/dst IPv6 address */ unsigned int ipi6_ifindex; /* send/recv interface index */ }; +/* + * Control structure for IPV6_RECVPATHMTU socket option. + */ +struct ip6_mtuinfo { + struct sockaddr_in6 ip6m_addr; /* or sockaddr_storage? */ + uint32_t ip6m_mtu; +}; + /* * Argument for IPV6_PORTRANGE: * - which range to search when port is unspecified at bind() or connect() @@ -472,16 +728,73 @@ struct in6_pktinfo { #define IPV6_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */ #define IPV6_PORTRANGE_LOW 2 /* "low" - vouchsafe security */ -#if !defined(_XOPEN_SOURCE) /* * Definitions for inet6 sysctl operations. * * Third level is protocol number. * Fourth level is desired variable within that protocol. */ -#define IPV6PROTO_MAXID (IPPROTO_PIM + 1) /* don't list to IPV6PROTO_MAX */ +#define IPV6PROTO_MAXID (IPPROTO_PIM + 1) /* don't list to IPV6PROTO_MAX */ + +/* + * 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 */ +#ifdef notyet +#define IPV6CTL_DEFMTU 4 /* default MTU */ +#endif +#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_KEEPFAITH 13 /* deprecated */ +#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_GIF_HLIM 19 /* default HLIM for gif encap packet */ +#define IPV6CTL_KAME_VERSION 20 +#define IPV6CTL_USE_DEPRECATED 21 /* use deprec addr (RFC2462 5.5.4) */ +#define IPV6CTL_RR_PRUNE 22 /* walk timer for router renumbering */ +#if 0 /* obsolete */ +#define IPV6CTL_MAPPED_ADDR 23 +#endif +#define IPV6CTL_V6ONLY 24 +#define IPV6CTL_RTEXPIRE 25 /* cloned route expiration time */ +#define IPV6CTL_RTMINEXPIRE 26 /* min value for expiration time */ +#define IPV6CTL_RTMAXCACHE 27 /* trigger level for dynamic expire */ + +#define IPV6CTL_USETEMPADDR 32 /* use temporary addresses [RFC 4941] */ +#define IPV6CTL_TEMPPLTIME 33 /* preferred lifetime for tmpaddrs */ +#define IPV6CTL_TEMPVLTIME 34 /* valid lifetime for tmpaddrs */ +#define IPV6CTL_AUTO_LINKLOCAL 35 /* automatic link-local addr assign */ +#define IPV6CTL_RIP6STATS 36 /* raw_ip6 stats */ +#define IPV6CTL_PREFER_TEMPADDR 37 /* prefer temporary addr as src */ +#define IPV6CTL_ADDRCTLPOLICY 38 /* get/set address selection policy */ +#define IPV6CTL_USE_DEFAULTZONE 39 /* use default scope zone */ + +#define IPV6CTL_MAXFRAGS 41 /* max fragments */ +#define IPV6CTL_MCAST_PMTU 44 /* enable pMTU discovery for mcast? */ + +#define IPV6CTL_NEIGHBORGCTHRESH 46 +#define IPV6CTL_MAXIFPREFIXES 47 +#define IPV6CTL_MAXIFDEFROUTERS 48 +#define IPV6CTL_MAXDYNROUTES 49 +#define ICMPV6CTL_ND6_ONLINKNSRFC4861 50 -#define CTL_IPV6PROTO_NAMES { \ +/* 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_MAXID 51 + +#ifdef BSD_KERNEL_PRIVATE +#define CTL_IPV6PROTO_NAMES { \ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ { 0, 0 }, \ { "tcp6", CTLTYPE_NODE }, \ @@ -527,130 +840,94 @@ struct in6_pktinfo { { 0, 0 }, \ { "pim6", 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 */ -#ifdef notyet -#define IPV6CTL_DEFMTU 4 /* default MTU */ -#endif -#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_KEEPFAITH 13 -#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_GIF_HLIM 19 /* default HLIM for gif encap packet */ -#define IPV6CTL_KAME_VERSION 20 -#define IPV6CTL_USE_DEPRECATED 21 /* use deprecated addr (RFC2462 5.5.4) */ -#define IPV6CTL_RR_PRUNE 22 /* walk timer for router renumbering */ -#if 0 /*obsolete*/ -#define IPV6CTL_MAPPED_ADDR 23 -#endif -#define IPV6CTL_V6ONLY 24 -#define IPV6CTL_RTEXPIRE 25 /* cloned route expiration time */ -#define IPV6CTL_RTMINEXPIRE 26 /* min value for expiration time */ -#define IPV6CTL_RTMAXCACHE 27 /* trigger level for dynamic expire */ - -#define IPV6CTL_USETEMPADDR 32 /* use temporary addresses (RFC3041) */ -#define IPV6CTL_TEMPPLTIME 33 /* preferred lifetime for tmpaddrs */ -#define IPV6CTL_TEMPVLTIME 34 /* valid lifetime for tmpaddrs */ -#define IPV6CTL_AUTO_LINKLOCAL 35 /* automatic link-local addr assign */ -#define IPV6CTL_RIP6STATS 36 /* raw_ip6 stats */ - -/* 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_MAXID 37 - -#endif /* !_XOPEN_SOURCE */ - /* * Redefinition of mbuf flags */ #define M_AUTHIPHDR M_PROTO2 #define M_DECRYPTED M_PROTO3 -#define M_LOOP M_PROTO4 #define M_AUTHIPDGM M_PROTO5 -#ifdef KERNEL -#ifdef __APPLE_API_PRIVATE struct cmsghdr; struct mbuf; struct ifnet; struct in6_aliasreq; -int in6_cksum __P((struct mbuf *, u_int8_t, u_int32_t, u_int32_t)); -int in6_localaddr __P((struct in6_addr *)); -int in6_addrscope __P((struct in6_addr *)); -struct in6_ifaddr *in6_ifawithscope __P((struct ifnet *, struct in6_addr *)); -struct in6_ifaddr *in6_ifawithifp __P((struct ifnet *, struct in6_addr *)); -extern void in6_if_up __P((struct ifnet *, struct in6_aliasreq *)); +extern uint16_t in6_pseudo(const struct in6_addr *, const struct in6_addr *, + uint32_t); +extern u_int16_t inet6_cksum(struct mbuf *, uint32_t, uint32_t, uint32_t); + +#define in6_cksum(_m, _n, _o, _l) \ + inet6_cksum(_m, _n, _o, _l) + +extern int in6_addrscope(struct in6_addr *); +extern struct in6_ifaddr *in6_ifawithscope(struct ifnet *, struct in6_addr *); +extern struct in6_ifaddr *in6_ifawithifp(struct ifnet *, struct in6_addr *); + struct sockaddr; -void in6_sin6_2_sin __P((struct sockaddr_in *sin, - struct sockaddr_in6 *sin6)); -void in6_sin_2_v4mapsin6 __P((struct sockaddr_in *sin, - struct sockaddr_in6 *sin6)); -void in6_sin6_2_sin_in_sock __P((struct sockaddr *nam)); -void in6_sin_2_v4mapsin6_in_sock __P((struct sockaddr **nam)); - -#define satosin6(sa) ((struct sockaddr_in6 *)(sa)) -#define sin6tosa(sin6) ((struct sockaddr *)(sin6)) -#define ifatoia6(ifa) ((struct in6_ifaddr *)(ifa)) -#endif /* __APPLE_API_PRIVATE */ -#endif /* KERNEL */ +extern void in6_sin6_2_sin(struct sockaddr_in *sin, struct sockaddr_in6 *sin6); +extern void in6_sin_2_v4mapsin6(struct sockaddr_in *sin, + struct sockaddr_in6 *sin6); +extern void in6_sin6_2_sin_in_sock(struct sockaddr *nam); +extern int in6_sin_2_v4mapsin6_in_sock(struct sockaddr **nam); + +extern uint32_t in6_finalize_cksum(struct mbuf *, uint32_t, int32_t, + int32_t, uint32_t); + +#define in6_delayed_cksum(_m) \ + ((void) in6_finalize_cksum(_m, 0, 0, -1, CSUM_DELAY_IPV6_DATA)) +#define in6_delayed_cksum_offset(_m, _o, _s, _p) \ + ((void) in6_finalize_cksum(_m, _o, _s, _p, CSUM_DELAY_IPV6_DATA)) +#endif /* BSD_KERNEL_PRIVATE */ +#ifdef KERNEL_PRIVATE +/* exporte for ApplicationFirewall */ +extern int in6_localaddr(struct in6_addr *); +extern int in6addr_local(struct in6_addr *); +#endif /* KERNEL_PRIVATE */ + +#ifndef KERNEL __BEGIN_DECLS struct cmsghdr; -extern int inet6_option_space __P((int)); -extern int inet6_option_init __P((void *, struct cmsghdr **, int)); -extern int inet6_option_append __P((struct cmsghdr *, const u_int8_t *, - int, int)); -extern u_int8_t *inet6_option_alloc __P((struct cmsghdr *, int, int, int)); -extern int inet6_option_next __P((const struct cmsghdr *, u_int8_t **)); -extern int inet6_option_find __P((const struct cmsghdr *, u_int8_t **, int)); - -extern size_t inet6_rthdr_space __P((int, int)); -extern struct cmsghdr *inet6_rthdr_init __P((void *, int)); -extern int inet6_rthdr_add __P((struct cmsghdr *, const struct in6_addr *, - unsigned int)); -extern int inet6_rthdr_lasthop __P((struct cmsghdr *, unsigned int)); +extern int inet6_option_space(int); +extern int inet6_option_init(void *, struct cmsghdr **, int); +extern int inet6_option_append(struct cmsghdr *, const __uint8_t *, int, int); +extern __uint8_t *inet6_option_alloc(struct cmsghdr *, int, int, int); +extern int inet6_option_next(const struct cmsghdr *, __uint8_t **); +extern int inet6_option_find(const struct cmsghdr *, __uint8_t **, int); + +extern size_t inet6_rthdr_space(int, int); +extern struct cmsghdr *inet6_rthdr_init(void *, int); +extern int inet6_rthdr_add(struct cmsghdr *, const struct in6_addr *, + unsigned int); +extern int inet6_rthdr_lasthop(struct cmsghdr *, unsigned int); #if 0 /* not implemented yet */ -extern int inet6_rthdr_reverse __P((const struct cmsghdr *, struct cmsghdr *)); +extern int inet6_rthdr_reverse(const struct cmsghdr *, struct cmsghdr *); #endif -extern int inet6_rthdr_segments __P((const struct cmsghdr *)); -extern struct in6_addr *inet6_rthdr_getaddr __P((struct cmsghdr *, int)); -extern int inet6_rthdr_getflags __P((const struct cmsghdr *, int)); - -extern int inet6_opt_init __P((void *, size_t)); -extern int inet6_opt_append __P((void *, size_t, int, u_int8_t, - size_t, u_int8_t, void **)); -extern int inet6_opt_finish __P((void *, size_t, int)); -extern int inet6_opt_set_val __P((void *, size_t, void *, int)); - -extern int inet6_opt_next __P((void *, size_t, int, u_int8_t *, - size_t *, void **)); -extern int inet6_opt_find __P((void *, size_t, int, u_int8_t, - size_t *, void **)); -extern int inet6_opt_get_val __P((void *, size_t, void *, int)); -extern size_t inet6_rth_space __P((int, int)); -extern void *inet6_rth_init __P((void *, int, int, int)); -extern int inet6_rth_add __P((void *, const struct in6_addr *)); -extern int inet6_rth_reverse __P((const void *, void *)); -extern int inet6_rth_segments __P((const void *)); -extern struct in6_addr *inet6_rth_getaddr __P((const void *, int)); +extern int inet6_rthdr_segments(const struct cmsghdr *); +extern struct in6_addr *inet6_rthdr_getaddr(struct cmsghdr *, int); +extern int inet6_rthdr_getflags(const struct cmsghdr *, int); + +extern int inet6_opt_init(void *, socklen_t); +extern int inet6_opt_append(void *, socklen_t, int, __uint8_t, socklen_t, + __uint8_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, __uint8_t *, socklen_t *, + void **); +extern int inet6_opt_find(void *, socklen_t, int, __uint8_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); +extern void addrsel_policy_init(void); __END_DECLS - +#endif /* !KERNEL */ +#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ #endif /* !_NETINET6_IN6_H_ */