1132451Sroberto/* 2132451Sroberto * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 3132451Sroberto * All rights reserved. 4132451Sroberto * 5132451Sroberto * Redistribution and use in source and binary forms, with or without 6132451Sroberto * modification, are permitted provided that the following conditions 7132451Sroberto * are met: 8132451Sroberto * 1. Redistributions of source code must retain the above copyright 9132451Sroberto * notice, this list of conditions and the following disclaimer. 10132451Sroberto * 2. Redistributions in binary form must reproduce the above copyright 11132451Sroberto * notice, this list of conditions and the following disclaimer in the 12132451Sroberto * documentation and/or other materials provided with the distribution. 13132451Sroberto * 3. Neither the name of the project nor the names of its contributors 14132451Sroberto * may be used to endorse or promote products derived from this software 15132451Sroberto * without specific prior written permission. 16132451Sroberto * 17132451Sroberto * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 18132451Sroberto * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19132451Sroberto * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20132451Sroberto * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 21132451Sroberto * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22132451Sroberto * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23132451Sroberto * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24132451Sroberto * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25132451Sroberto * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26132451Sroberto * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27132451Sroberto * SUCH DAMAGE. 28132451Sroberto */ 29132451Sroberto 30132451Sroberto/* 31132451Sroberto * Copyright (c) 1982, 1986, 1990, 1993 32132451Sroberto * The Regents of the University of California. All rights reserved. 33132451Sroberto * 34132451Sroberto * Redistribution and use in source and binary forms, with or without 35132451Sroberto * modification, are permitted provided that the following conditions 36132451Sroberto * are met: 37132451Sroberto * 1. Redistributions of source code must retain the above copyright 38132451Sroberto * notice, this list of conditions and the following disclaimer. 39132451Sroberto * 2. Redistributions in binary form must reproduce the above copyright 40132451Sroberto * notice, this list of conditions and the following disclaimer in the 41132451Sroberto * documentation and/or other materials provided with the distribution. 42132451Sroberto * 3. All advertising materials mentioning features or use of this software 43132451Sroberto * must display the following acknowledgement: 44132451Sroberto * This product includes software developed by the University of 45132451Sroberto * California, Berkeley and its contributors. 46132451Sroberto * 4. Neither the name of the University nor the names of its contributors 47132451Sroberto * may be used to endorse or promote products derived from this software 48132451Sroberto * without specific prior written permission. 49132451Sroberto * 50132451Sroberto * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 51132451Sroberto * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 52132451Sroberto * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 53132451Sroberto * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 54132451Sroberto * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 55132451Sroberto * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 56132451Sroberto * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 57132451Sroberto * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 58132451Sroberto * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 59132451Sroberto * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 60132451Sroberto * SUCH DAMAGE. 61132451Sroberto * 62132451Sroberto * @(#)in.h 8.3 (Berkeley) 1/3/94 63132451Sroberto */ 64132451Sroberto 65132451Sroberto/* 66132451Sroberto * Compatability shims with the rfc2553 API to simplify ntp. 67132451Sroberto */ 68285612Sdelphij#ifndef NTP_RFC2553_H 69285612Sdelphij#define NTP_RFC2553_H 70132451Sroberto 71182007Sroberto#include <netdb.h> 72285612Sdelphij#include <isc/net.h> 73182007Sroberto 74132451Sroberto#include "ntp_types.h" 75285612Sdelphij#include "ntp_malloc.h" 76132451Sroberto 77285612Sdelphijstruct addrinfo *copy_addrinfo_impl(const struct addrinfo * 78285612Sdelphij#ifdef EREALLOC_CALLSITE /* from ntp_malloc.h */ 79285612Sdelphij , 80285612Sdelphij const char *, int 81285612Sdelphij#endif 82285612Sdelphij ); 83285612Sdelphijstruct addrinfo *copy_addrinfo_list_impl(const struct addrinfo * 84285612Sdelphij#ifdef EREALLOC_CALLSITE /* from ntp_malloc.h */ 85285612Sdelphij , 86285612Sdelphij const char *, int 87285612Sdelphij#endif 88285612Sdelphij ); 89285612Sdelphij#ifdef EREALLOC_CALLSITE 90285612Sdelphij# define copy_addrinfo(l) \ 91285612Sdelphij copy_addrinfo_impl((l), __FILE__, __LINE__) 92285612Sdelphij# define copy_addrinfo_list(l) \ 93285612Sdelphij copy_addrinfo_list_impl((l), __FILE__, __LINE__) 94285612Sdelphij#else 95285612Sdelphij# define copy_addrinfo(l) copy_addrinfo_impl(l) 96285612Sdelphij# define copy_addrinfo_list(l) copy_addrinfo_list_impl(l) 97285612Sdelphij#endif 98285612Sdelphij 99182007Sroberto/* 100182007Sroberto * If various macros are not defined we need to define them 101182007Sroberto */ 102182007Sroberto 103132451Sroberto#ifndef AF_INET6 104285612Sdelphij# define AF_INET6 AF_MAX 105285612Sdelphij# define PF_INET6 AF_INET6 106132451Sroberto#endif 107132451Sroberto 108182007Sroberto#if !defined(_SS_MAXSIZE) && !defined(_SS_ALIGNSIZE) 109132451Sroberto 110285612Sdelphij# define _SS_MAXSIZE 128 111285612Sdelphij# define _SS_ALIGNSIZE (sizeof(ntp_uint64_t)) 112285612Sdelphij# ifdef ISC_PLATFORM_HAVESALEN 113285612Sdelphij# define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) - sizeof(ntp_u_int8_t)) 114285612Sdelphij# define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) - sizeof(ntp_u_int8_t) - \ 115182007Sroberto _SS_PAD1SIZE - _SS_ALIGNSIZE) 116285612Sdelphij# else 117285612Sdelphij# define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(short)) 118285612Sdelphij# define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(short) - \ 119182007Sroberto _SS_PAD1SIZE - _SS_ALIGNSIZE) 120285612Sdelphij# endif /* ISC_PLATFORM_HAVESALEN */ 121182007Sroberto#endif 122132451Sroberto 123285612Sdelphij#ifndef INET6_ADDRSTRLEN 124285612Sdelphij# define INET6_ADDRSTRLEN 46 /* max len of IPv6 addr in ascii */ 125285612Sdelphij#endif 126285612Sdelphij 127132451Sroberto/* 128182007Sroberto * If we don't have the sockaddr_storage structure 129182007Sroberto * we need to define it 130132451Sroberto */ 131182007Sroberto 132182007Sroberto#ifndef HAVE_STRUCT_SOCKADDR_STORAGE 133182007Srobertostruct sockaddr_storage { 134285612Sdelphij#ifdef ISC_PLATFORM_HAVESALEN 135182007Sroberto ntp_u_int8_t ss_len; /* address length */ 136182007Sroberto ntp_u_int8_t ss_family; /* address family */ 137132451Sroberto#else 138182007Sroberto short ss_family; /* address family */ 139182007Sroberto#endif 140182007Sroberto char __ss_pad1[_SS_PAD1SIZE]; 141182007Sroberto ntp_uint64_t __ss_align; /* force desired structure storage alignment */ 142182007Sroberto char __ss_pad2[_SS_PAD2SIZE]; 143182007Sroberto}; 144182007Sroberto#endif 145182007Sroberto 146132451Sroberto/* 147182007Sroberto * Finally if the platform doesn't support IPv6 we need some 148182007Sroberto * additional definitions 149132451Sroberto */ 150132451Sroberto 151182007Sroberto/* 152182007Sroberto * Flag values for getaddrinfo() 153182007Sroberto */ 154285612Sdelphij#ifndef AI_PASSIVE 155182007Sroberto#define AI_PASSIVE 0x00000001 /* get address to use bind() */ 156182007Sroberto#define AI_CANONNAME 0x00000002 /* fill ai_canonname */ 157182007Sroberto#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */ 158182007Sroberto/* valid flags for addrinfo */ 159182007Sroberto#define AI_MASK \ 160182007Sroberto (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_ADDRCONFIG) 161132451Sroberto 162182007Sroberto#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */ 163285612Sdelphij#endif /* !AI_PASSIVE */ 164132451Sroberto 165285612Sdelphij#ifndef AI_NUMERICHOST /* such as AIX 4.3 */ 166285612Sdelphij# define Z_AI_NUMERICHOST 0 167132451Sroberto#else 168285612Sdelphij# define Z_AI_NUMERICHOST AI_NUMERICHOST 169132451Sroberto#endif 170132451Sroberto 171285612Sdelphij#ifndef AI_NUMERICSERV /* not in RFC 2553 */ 172285612Sdelphij# define Z_AI_NUMERICSERV 0 173182007Sroberto#else 174285612Sdelphij# define Z_AI_NUMERICSERV AI_NUMERICSERV 175182007Sroberto#endif 176182007Sroberto 177285612Sdelphij#ifndef ISC_PLATFORM_HAVEIPV6 178132451Sroberto 179285612Sdelphij#ifdef SYS_WINNT 180285612Sdelphij# define in6_addr in_addr6 181132451Sroberto#endif 182132451Sroberto 183132451Srobertostruct addrinfo { 184132451Sroberto int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */ 185132451Sroberto int ai_family; /* PF_xxx */ 186132451Sroberto int ai_socktype; /* SOCK_xxx */ 187132451Sroberto int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ 188132451Sroberto size_t ai_addrlen; /* length of ai_addr */ 189132451Sroberto char *ai_canonname; /* canonical name for hostname */ 190132451Sroberto struct sockaddr *ai_addr; /* binary address */ 191132451Sroberto struct addrinfo *ai_next; /* next structure in linked list */ 192132451Sroberto}; 193132451Sroberto 194132451Sroberto/* 195132451Sroberto * Error return codes from getaddrinfo() 196132451Sroberto */ 197132451Sroberto#define EAI_ADDRFAMILY 1 /* address family for hostname not supported */ 198132451Sroberto#define EAI_AGAIN 2 /* temporary failure in name resolution */ 199132451Sroberto#define EAI_BADFLAGS 3 /* invalid value for ai_flags */ 200132451Sroberto#define EAI_FAIL 4 /* non-recoverable failure in name resolution */ 201132451Sroberto#define EAI_FAMILY 5 /* ai_family not supported */ 202132451Sroberto#define EAI_MEMORY 6 /* memory allocation failure */ 203132451Sroberto#define EAI_NODATA 7 /* no address associated with hostname */ 204132451Sroberto#define EAI_NONAME 8 /* hostname nor servname provided, or not known */ 205132451Sroberto#define EAI_SERVICE 9 /* servname not supported for ai_socktype */ 206132451Sroberto#define EAI_SOCKTYPE 10 /* ai_socktype not supported */ 207132451Sroberto#define EAI_SYSTEM 11 /* system error returned in errno */ 208132451Sroberto#define EAI_BADHINTS 12 209132451Sroberto#define EAI_PROTOCOL 13 210132451Sroberto#define EAI_MAX 14 211132451Sroberto 212132451Sroberto 213285612Sdelphijint getaddrinfo (const char *, const char *, 214285612Sdelphij const struct addrinfo *, struct addrinfo **); 215285612Sdelphijint getnameinfo (const struct sockaddr *, u_int, char *, 216285612Sdelphij size_t, char *, size_t, int); 217285612Sdelphijvoid freeaddrinfo (struct addrinfo *); 218285612Sdelphijchar *gai_strerror (int); 219132451Sroberto 220132451Sroberto/* 221132451Sroberto * Constants for getnameinfo() 222132451Sroberto */ 223182007Sroberto#ifndef NI_MAXHOST 224132451Sroberto#define NI_MAXHOST 1025 225132451Sroberto#define NI_MAXSERV 32 226182007Sroberto#endif 227132451Sroberto 228132451Sroberto/* 229132451Sroberto * Flag values for getnameinfo() 230132451Sroberto */ 231182007Sroberto#ifndef NI_NUMERICHOST 232132451Sroberto#define NI_NOFQDN 0x00000001 233132451Sroberto#define NI_NUMERICHOST 0x00000002 234132451Sroberto#define NI_NAMEREQD 0x00000004 235132451Sroberto#define NI_NUMERICSERV 0x00000008 236132451Sroberto#define NI_DGRAM 0x00000010 237132451Sroberto#define NI_WITHSCOPEID 0x00000020 238182007Sroberto#endif 239132451Sroberto 240285612Sdelphij#endif /* !ISC_PLATFORM_HAVEIPV6 */ 241132451Sroberto 242285612Sdelphij/* 243285612Sdelphij * Set up some macros to look for IPv6 and IPv6 multicast 244285612Sdelphij */ 245285612Sdelphij 246285612Sdelphij#if defined(ISC_PLATFORM_HAVEIPV6) && defined(WANT_IPV6) 247285612Sdelphij# define INCLUDE_IPV6_SUPPORT 248285612Sdelphij# if defined(IPV6_JOIN_GROUP) && defined(IPV6_LEAVE_GROUP) 249285612Sdelphij# define INCLUDE_IPV6_MULTICAST_SUPPORT 250285612Sdelphij# endif /* IPV6 Multicast Support */ 251285612Sdelphij#endif /* IPv6 Support */ 252285612Sdelphij 253285612Sdelphij#endif /* !NTP_RFC2553_H */ 254