/* NETDB.H

  * © Portions copyright (c) 2007 Symbian Software Ltd. All rights reserved.

  * Copyright (c) 1980, 1983, 1988, 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.

  * 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.

  *

  * -

  * Portions Copyright (c) 1993 by Digital Equipment Corporation.

  *

  * Permission to use, copy, modify, and distribute this software for any

  * purpose with or without fee is hereby granted, provided that the above

  * copyright notice and this permission notice appear in all copies, and that

  * the name of Digital Equipment Corporation not be used in advertising or

  * publicity pertaining to distribution of the document or software without

  * specific, written prior permission.

  *

  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL

  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES

  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT

  * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL

  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR

  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS

  * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS

  * SOFTWARE.

  * -

  * --Copyright--

  */

 /*

  *      @(#)netdb.h	8.1 (Berkeley) 6/2/93

  *      From: Id: netdb.h,v 8.9 1996/11/19 08:39:29 vixie Exp $

  * $FreeBSD: src/include/netdb.h,v 1.38.2.1 2005/07/22 20:17:30 ume Exp $

  */

 #ifndef _NETDB_H_

 #define _NETDB_H_

 #ifdef __SYMBIAN32__

 #ifdef __cplusplus

 extern "C" {

 #endif

 #include <_ansi.h>

 #include <sys/cdefs.h>

 #endif

 #include <sys/_types.h>

 #include <sys/cdefs.h>

 #ifdef __SYMBIAN32__

 #include <arpa/inet.h>

 #include <sys/errno.h>

 #endif

 #ifndef _SIZE_T_DECLARED

 typedef	__size_t	size_t;

 #define	_SIZE_T_DECLARED

 #endif

 #ifndef _SOCKLEN_T_DECLARED

 typedef	__socklen_t	socklen_t;

 #define	_SOCKLEN_T_DECLARED

 #endif

 #ifndef _UINT32_T_DECLARED

 typedef	__uint32_t	uint32_t;

 #define	_UINT32_T_DECLARED

 #endif

 #ifndef _PATH_HEQUIV

 # define	_PATH_HEQUIV	"/etc/hosts.equiv"

 #endif

 #ifndef __SYMBIAN32__

 #define	_PATH_HOSTS	"/etc/hosts"

 #define	_PATH_NETWORKS	"/etc/networks"

 #define	_PATH_PROTOCOLS	"/etc/protocols"

 #define	_PATH_SERVICES	"/etc/services"

 #define	h_errno (*__h_error())

 #else

 #define	_PATH_SERVICES	"\\resource\\services"

 #define	_PATH_SERVICES_TARGET	"z:\\resource\\services"

 #define h_errno	errno

 #endif

 /*

  * Structures returned by network data base library.  All addresses are

  * supplied in host order, and returned in network order (suitable for

  * use in system calls).

  */

 struct hostent {

 	char	*h_name;	/* official name of host */

 	char	**h_aliases;	/* alias list */

 	int	h_addrtype;	/* host address type */

 	int	h_length;	/* length of address */

 	char	**h_addr_list;	/* list of addresses from name server */

 #define	h_addr	h_addr_list[0]	/* address, for backward compatibility */

 };

 struct netent {

 	char		*n_name;	/* official name of net */

 	char		**n_aliases;	/* alias list */

 	int		n_addrtype;	/* net address type */

 	#ifdef __SYMBIAN32__

 	unsigned long n_net;

 	#else

 	uint32_t	n_net;		/* network # */

         #endif

 };

 struct servent {

 	char	*s_name;	/* official service name */

 	char	**s_aliases;	/* alias list */

 	int	s_port;		/* port # */

 	char	*s_proto;	/* protocol to use */

 };

 struct protoent {

 	char	*p_name;	/* official protocol name */

 	char	**p_aliases;	/* alias list */

 	int	p_proto;	/* protocol # */

 };

 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 */

 	socklen_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 gethostbyname() and gethostbyaddr()

  * (left in h_errno).

  */

 #define	NETDB_INTERNAL	-1	/* see errno */

 #define	NETDB_SUCCESS	0	/* no problem */

 #ifndef __SYMBIAN32__

 #define	HOST_NOT_FOUND	1 /* Authoritative Answer Host not found */

 #define	TRY_AGAIN	2 /* Non-Authoritative Host not found, or SERVERFAIL */

 #define	NO_RECOVERY	3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */

 #else

 #define	HOST_NOT_FOUND	ENOENT		/* Authoritative Answer Host not found */

 #define	TRY_AGAIN	ETIMEDOUT	/* Non-Authoritative Host not found, or SERVERFAIL */

 #define	NO_RECOVERY	ECOMM		/* Non recoverable errors, FORMERR, REFUSED, NOTIMP */

 #endif

 #define	NO_DATA		4 /* Valid name, no data record of requested type */

 #define	NO_ADDRESS	NO_DATA		/* no address, look for MX record */

 /*

  * Error return codes from getaddrinfo()

  */

 #if 0

 /* obsoleted */

 #define	EAI_ADDRFAMILY	 1	/* address family for hostname not supported */

 #endif

 #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 */

 #if 0

 /* obsoleted */

 #define	EAI_NODATA	 7	/* no address associated with hostname */

 #endif

 #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 host name resolution */

 #define	AI_NUMERICSERV	0x00000008 /* prevent service name resolution */

 /* valid flags for addrinfo (not a standard def, apps should not use it) */

 #define AI_MASK \

     (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_NUMERICSERV | \

     AI_ADDRCONFIG)

 #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)

 /*

  * 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

 #if 0 /* obsolete */

 #define NI_WITHSCOPEID	0x00000020

 #endif

 /*

  * Scope delimit character

  */

 #define	SCOPE_DELIMITER	'%'

 __BEGIN_DECLS

 #ifndef __SYMBIAN32__

 void		endhostent(void);

 void		endnetent(void);

 void		endnetgrent(void);

 void		endprotoent(void);

 #endif//__SYMBIAN32__

 IMPORT_C void		endservent(void);

 #ifndef __SYMBIAN32__

 void		freehostent(struct hostent *);

 #endif//__SYMBIAN32__

 IMPORT_C struct hostent	*gethostbyaddr(const char *, int, int);

 IMPORT_C struct hostent	*gethostbyname(const char *);

 #ifndef __SYMBIAN32__

 struct hostent	*gethostbyname2(const char *, int);

 struct hostent	*gethostent(void);

 struct hostent	*getipnodebyaddr(const void *, size_t, int, int *);

 struct hostent	*getipnodebyname(const char *, int, int, int *);

 struct netent	*getnetbyaddr(uint32_t, int);

 struct netent	*getnetbyname(const char *);

 struct netent	*getnetent(void);

 int		getnetgrent(char **, char **, char **);

 #endif//__SYMBIAN32__

 IMPORT_C struct protoent	*getprotobyname(const char *);

 IMPORT_C struct protoent	*getprotobynumber(int);

 #ifndef __SYMBIAN32__

 struct protoent	*getprotoent(void);

 #endif//__SYMBIAN32__

 IMPORT_C struct servent	*getservbyname(const char *, const char *);

 IMPORT_C struct servent	*getservbyport(int, const char *);

 IMPORT_C struct servent	*getservent(void);

 #ifndef __SYMBIAN32__

 void		herror(const char *);

 __const char	*hstrerror(int);

 int		innetgr(const char *, const char *, const char *, const char *);

 void		sethostent(int);

 /* void		sethostfile(const char *); */

 void		setnetent(int);

 void		setprotoent(int);

 #endif//__SYMBIAN32__

 IMPORT_C int		getaddrinfo(const char *, const char *,

 			    const struct addrinfo *, struct addrinfo **);

 IMPORT_C int		getnameinfo(const struct sockaddr *, socklen_t, char *,

 			    size_t, char *, size_t, int);

 IMPORT_C void		freeaddrinfo(struct addrinfo *);

 IMPORT_C const char	*gai_strerror(int);

 void		setnetgrent(const char *);

 IMPORT_C void		setservent(int);

 #ifdef __SYMBIAN32__

 #ifdef __SYMBIAN_COMPILE_UNUSED__

 int *__h_errno_location(void);

 #endif

 #endif

 /*

  * PRIVATE functions specific to the FreeBSD implementation

  */

 /* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */

 int	* __h_error(void);

 __END_DECLS

 #ifdef __SYMBIAN32__

 #ifdef __cplusplus

 }

 #endif

 #endif

 #endif /* !_NETDB_H_ */