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/*
* Copyright (C) 1995, 1996, 1997, 1998, and 1999 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.
*/
#ifndef __gailib_h__
#define __gailib_h__
/* special compatibility hack */
#undef EAI_ADDRFAMILY
#undef EAI_AGAIN
#undef EAI_BADFLAGS
#undef EAI_FAIL
#undef EAI_FAMILY
#undef EAI_MEMORY
#undef EAI_NODATA
#undef EAI_NONAME
#undef EAI_SERVICE
#undef EAI_SOCKTYPE
#undef EAI_SYSTEM
#undef EAI_BADHINTS
#undef EAI_PROTOCOL
#undef EAI_MAX
#undef AI_PASSIVE
#undef AI_CANONNAME
#undef AI_NUMERICHOST
#undef AI_ALL
#undef AI_MASK
#undef AI_ADDRCONFIG
#undef AI_V4MAPPED
#undef AI_DEFAULT
#undef NI_MAXHOST
#undef NI_MAXSERV
#undef NI_NOFQDN
#undef NI_NUMERICHOST
#undef NI_NAMEREQD
#undef NI_NUMERICSERV
#undef NI_DGRAM
/*
* 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
/*
* Flag values for getaddrinfo()
*/
#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_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
#define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
/* special recommended flags for getipnodebyname */
#define AI_DEFAULT (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
#define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_ADDRCONFIG)
/*
* Constants for getnameinfo()
*/
#define NI_MAXHOST 1025
#define NI_MAXSERV 32
/*
* Flag values for getnameinfo()
*/
#define NI_NOFQDN 0x00000001
#define NI_NUMERICHOST 0x00000002
#define NI_NAMEREQD 0x00000004
#define NI_NUMERICSERV 0x00000008
#define NI_DGRAM 0x00000010
extern int getaddrinfo__compat (
const char *hostname, const char *servname,
const struct addrinfo *hints,
struct addrinfo **res);
extern int getnameinfo__compat (
const struct sockaddr *sa,
size_t salen,
char *host,
size_t hostlen,
char *serv,
size_t servlen,
int flags);
extern void freeaddrinfo__compat (struct addrinfo *);
extern const char *gai_strerror__compat (int);
/* In case there is no definition of offsetof() provided - though any proper
Standard C system should have one. */
#ifndef offsetof
#define offsetof(p_type,field) ((size_t)&(((p_type *)0)->field))
#endif
/************************************************
sockport.h -
created at: Fri Apr 30 23:19:34 JST 1999
************************************************/
#ifndef SA_LEN
# ifdef HAVE_SA_LEN
# define SA_LEN(sa) (sa)->sa_len
# else
# ifdef INET6
# define SA_LEN(sa) \
(((sa)->sa_family == AF_INET6) ? sizeof(struct sockaddr_in6) \
: sizeof(struct sockaddr))
# else
/* by tradition, sizeof(struct sockaddr) covers most of the sockaddrs */
# define SA_LEN(sa) (sizeof(struct sockaddr))
# endif
# endif
#endif
#ifdef HAVE_SA_LEN
# define SET_SA_LEN(sa, len) (sa)->sa_len = (len)
#else
# define SET_SA_LEN(sa, len) (len)
#endif
#ifdef HAVE_SIN_LEN
# define SIN_LEN(si) (si)->sin_len
# define SET_SIN_LEN(si,len) (si)->sin_len = (len)
#else
# define SIN_LEN(si) sizeof(struct sockaddr_in)
# define SET_SIN_LEN(si,len)
#endif
#ifndef IN_MULTICAST
# define IN_CLASSD(i) (((long)(i) & 0xf0000000) == 0xe0000000)
# define IN_MULTICAST(i) IN_CLASSD(i)
#endif
#ifndef IN_EXPERIMENTAL
# define IN_EXPERIMENTAL(i) ((((long)(i)) & 0xe0000000) == 0xe0000000)
#endif
#ifndef IN_CLASSA_NSHIFT
# define IN_CLASSA_NSHIFT 24
#endif
#ifndef IN_LOOPBACKNET
# define IN_LOOPBACKNET 127
#endif
#ifndef AF_UNSPEC
# define AF_UNSPEC 0
#endif
#ifndef PF_UNSPEC
# define PF_UNSPEC AF_UNSPEC
#endif
#ifndef PF_INET
# define PF_INET AF_INET
#endif
#if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__)
extern int h_errno;
#endif
#endif
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