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Diffstat (limited to 'include/ntp_rfc2553.h')
| -rw-r--r-- | include/ntp_rfc2553.h | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/include/ntp_rfc2553.h b/include/ntp_rfc2553.h new file mode 100644 index 0000000..08ccbc4 --- /dev/null +++ b/include/ntp_rfc2553.h @@ -0,0 +1,253 @@ +/* + * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Copyright (c) 1982, 1986, 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)in.h 8.3 (Berkeley) 1/3/94 + */ + +/* + * Compatability shims with the rfc2553 API to simplify ntp. + */ +#ifndef NTP_RFC2553_H +#define NTP_RFC2553_H + +#include <netdb.h> +#include <isc/net.h> + +#include "ntp_types.h" +#include "ntp_malloc.h" + +struct addrinfo *copy_addrinfo_impl(const struct addrinfo * +#ifdef EREALLOC_CALLSITE /* from ntp_malloc.h */ + , + const char *, int +#endif + ); +struct addrinfo *copy_addrinfo_list_impl(const struct addrinfo * +#ifdef EREALLOC_CALLSITE /* from ntp_malloc.h */ + , + const char *, int +#endif + ); +#ifdef EREALLOC_CALLSITE +# define copy_addrinfo(l) \ + copy_addrinfo_impl((l), __FILE__, __LINE__) +# define copy_addrinfo_list(l) \ + copy_addrinfo_list_impl((l), __FILE__, __LINE__) +#else +# define copy_addrinfo(l) copy_addrinfo_impl(l) +# define copy_addrinfo_list(l) copy_addrinfo_list_impl(l) +#endif + +/* + * If various macros are not defined we need to define them + */ + +#ifndef AF_INET6 +# define AF_INET6 AF_MAX +# define PF_INET6 AF_INET6 +#endif + +#if !defined(_SS_MAXSIZE) && !defined(_SS_ALIGNSIZE) + +# define _SS_MAXSIZE 128 +# define _SS_ALIGNSIZE (sizeof(ntp_uint64_t)) +# ifdef ISC_PLATFORM_HAVESALEN +# define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) - sizeof(ntp_u_int8_t)) +# define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) - sizeof(ntp_u_int8_t) - \ + _SS_PAD1SIZE - _SS_ALIGNSIZE) +# else +# define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(short)) +# define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(short) - \ + _SS_PAD1SIZE - _SS_ALIGNSIZE) +# endif /* ISC_PLATFORM_HAVESALEN */ +#endif + +#ifndef INET6_ADDRSTRLEN +# define INET6_ADDRSTRLEN 46 /* max len of IPv6 addr in ascii */ +#endif + +/* + * If we don't have the sockaddr_storage structure + * we need to define it + */ + +#ifndef HAVE_STRUCT_SOCKADDR_STORAGE +struct sockaddr_storage { +#ifdef ISC_PLATFORM_HAVESALEN + ntp_u_int8_t ss_len; /* address length */ + ntp_u_int8_t ss_family; /* address family */ +#else + short ss_family; /* address family */ +#endif + char __ss_pad1[_SS_PAD1SIZE]; + ntp_uint64_t __ss_align; /* force desired structure storage alignment */ + char __ss_pad2[_SS_PAD2SIZE]; +}; +#endif + +/* + * Finally if the platform doesn't support IPv6 we need some + * additional definitions + */ + +/* + * Flag values for getaddrinfo() + */ +#ifndef AI_PASSIVE +#define AI_PASSIVE 0x00000001 /* get address to use bind() */ +#define AI_CANONNAME 0x00000002 /* fill ai_canonname */ +#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */ +/* valid flags for addrinfo */ +#define AI_MASK \ + (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_ADDRCONFIG) + +#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */ +#endif /* !AI_PASSIVE */ + +#ifndef AI_NUMERICHOST /* such as AIX 4.3 */ +# define Z_AI_NUMERICHOST 0 +#else +# define Z_AI_NUMERICHOST AI_NUMERICHOST +#endif + +#ifndef AI_NUMERICSERV /* not in RFC 2553 */ +# define Z_AI_NUMERICSERV 0 +#else +# define Z_AI_NUMERICSERV AI_NUMERICSERV +#endif + +#ifndef ISC_PLATFORM_HAVEIPV6 + +#ifdef SYS_WINNT +# define in6_addr in_addr6 +#endif + +struct addrinfo { + int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */ + int ai_family; /* PF_xxx */ + int ai_socktype; /* SOCK_xxx */ + int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ + size_t ai_addrlen; /* length of ai_addr */ + char *ai_canonname; /* canonical name for hostname */ + struct sockaddr *ai_addr; /* binary address */ + struct addrinfo *ai_next; /* next structure in linked list */ +}; + +/* + * Error return codes from getaddrinfo() + */ +#define EAI_ADDRFAMILY 1 /* address family for hostname not supported */ +#define EAI_AGAIN 2 /* temporary failure in name resolution */ +#define EAI_BADFLAGS 3 /* invalid value for ai_flags */ +#define EAI_FAIL 4 /* non-recoverable failure in name resolution */ +#define EAI_FAMILY 5 /* ai_family not supported */ +#define EAI_MEMORY 6 /* memory allocation failure */ +#define EAI_NODATA 7 /* no address associated with hostname */ +#define EAI_NONAME 8 /* hostname nor servname provided, or not known */ +#define EAI_SERVICE 9 /* servname not supported for ai_socktype */ +#define EAI_SOCKTYPE 10 /* ai_socktype not supported */ +#define EAI_SYSTEM 11 /* system error returned in errno */ +#define EAI_BADHINTS 12 +#define EAI_PROTOCOL 13 +#define EAI_MAX 14 + + +int getaddrinfo (const char *, const char *, + const struct addrinfo *, struct addrinfo **); +int getnameinfo (const struct sockaddr *, u_int, char *, + size_t, char *, size_t, int); +void freeaddrinfo (struct addrinfo *); +char *gai_strerror (int); + +/* + * Constants for getnameinfo() + */ +#ifndef NI_MAXHOST +#define NI_MAXHOST 1025 +#define NI_MAXSERV 32 +#endif + +/* + * Flag values for getnameinfo() + */ +#ifndef NI_NUMERICHOST +#define NI_NOFQDN 0x00000001 +#define NI_NUMERICHOST 0x00000002 +#define NI_NAMEREQD 0x00000004 +#define NI_NUMERICSERV 0x00000008 +#define NI_DGRAM 0x00000010 +#define NI_WITHSCOPEID 0x00000020 +#endif + +#endif /* !ISC_PLATFORM_HAVEIPV6 */ + +/* + * Set up some macros to look for IPv6 and IPv6 multicast + */ + +#if defined(ISC_PLATFORM_HAVEIPV6) && defined(WANT_IPV6) +# define INCLUDE_IPV6_SUPPORT +# if defined(IPV6_JOIN_GROUP) && defined(IPV6_LEAVE_GROUP) +# define INCLUDE_IPV6_MULTICAST_SUPPORT +# endif /* IPV6 Multicast Support */ +#endif /* IPv6 Support */ + +#endif /* !NTP_RFC2553_H */ |