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/*!\file netdb.h |
* BSD netdb functions. |
*/ |
|
/*- |
* 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. |
* 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. |
* |
* @(#)netdb.h 8.1 (Berkeley) 6/2/93 |
* $Id: netdb.h,v 1.5 1996/08/29 20:00:56 peter Exp $ |
* - |
* 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-- |
*/ |
|
#ifndef __NETDB_H |
#define __NETDB_H |
|
#ifndef _PATH_HEQUIV |
#define _PATH_HEQUIV "/etc/hosts.equiv" |
#endif |
|
#ifndef _PATH_HOSTS |
#define _PATH_HOSTS "/etc/hosts" |
#endif |
|
#ifndef _PATH_NETWORKS |
#define _PATH_NETWORKS "/etc/networks" |
#endif |
|
#ifndef _PATH_PROTOCOLS |
#define _PATH_PROTOCOLS "/etc/protocols" |
#endif |
|
#ifndef _PATH_SERVICES |
#define _PATH_SERVICES "/etc/services" |
#endif |
|
#ifndef __SYS_W32API_H |
#include <sys/w32api.h> |
#endif |
|
#ifndef __SYS_SOCKET_H |
#include <sys/socket.h> /* struct sockaddr */ |
#endif |
|
#ifndef __SYS_CDEFS_H |
#include <sys/cdefs.h> |
#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 compatiblity */ |
}; |
|
/* |
* Assumption here is that a network number |
* fits in 32 bits -- probably a poor one. |
*/ |
struct netent { |
char *n_name; /* official name of net */ |
char **n_aliases; /* alias list */ |
int n_addrtype; /* net address type */ |
unsigned long n_net; /* network # */ |
}; |
|
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 */ |
int ai_family; /* PF_xxx */ |
int ai_socktype; /* SOCK_xxx */ |
int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ |
int 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 extern int h_errno). |
*/ |
W32_DATA int h_errno; |
|
#define NETDB_INTERNAL -1 /* see errno */ |
#define NETDB_SUCCESS 0 /* no problem */ |
#define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */ |
#define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */ |
#define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ |
#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() |
*/ |
#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_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST) |
|
#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 |
#define NI_WITHSCOPEID 0x00000020 |
|
/* |
* Scope delimit character |
*/ |
#define SCOPE_DELIMITER '%' |
|
__BEGIN_DECLS |
|
W32_FUNC void W32_CALL endhostent (void); |
W32_FUNC void W32_CALL endnetent (void); |
W32_FUNC void W32_CALL endprotoent (void); |
W32_FUNC void W32_CALL endservent (void); |
|
W32_FUNC struct hostent * W32_CALL gethostbyaddr (const char *, int, int); |
W32_FUNC struct hostent * W32_CALL gethostbyname (const char *); |
W32_FUNC struct hostent * W32_CALL gethostbyname2 (const char *, int af); |
W32_FUNC struct hostent * W32_CALL gethostent (void); |
W32_FUNC struct hostent * W32_CALL getipnodebyaddr(const void *, size_t, int, int *); |
W32_FUNC struct hostent * W32_CALL getipnodebyname(const char *, int, int, int *); |
W32_FUNC struct netent * W32_CALL getnetbyaddr (long, int); |
W32_FUNC struct netent * W32_CALL getnetbyname (const char *); |
W32_FUNC struct netent * W32_CALL getnetent (void); |
W32_FUNC struct protoent * W32_CALL getprotobyname (const char *); |
W32_FUNC struct protoent * W32_CALL getprotobynumber (int); |
W32_FUNC struct protoent * W32_CALL getprotoent (void); |
W32_FUNC struct servent * W32_CALL getservbyname (const char *, const char *); |
W32_FUNC struct servent * W32_CALL getservbyport (int, const char *); |
W32_FUNC struct servent * W32_CALL getservent (void); |
W32_FUNC void W32_CALL herror (const char *); |
W32_FUNC const char * W32_CALL hstrerror (int); |
W32_FUNC void W32_CALL sethostent (int); |
W32_FUNC void W32_CALL setnetent (int); |
W32_FUNC void W32_CALL setprotoent (int); |
W32_FUNC void W32_CALL setservent (int); |
|
W32_FUNC int W32_CALL getnameinfo (const struct sockaddr *sa, int salen, |
char *host, int hostlen, |
char *serv, int servlen, int flags); |
|
W32_FUNC int W32_CALL getaddrinfo (const char *hostname, const char *servname, |
const struct addrinfo *hints, struct addrinfo **res); |
|
W32_FUNC void W32_CALL freeaddrinfo (struct addrinfo *ai); |
W32_FUNC void W32_CALL freehostent (struct hostent *); |
W32_FUNC char * W32_CALL gai_strerror (int ecode); |
|
W32_FUNC int W32_CALL if_nametoindex (const char *); |
W32_FUNC char * W32_CALL if_indextoname (int, char *); |
|
W32_FUNC int * W32_CALL __h_errno_location (void); |
|
#if defined(_REENTRANT) |
W32_FUNC struct hostent * W32_CALL gethostbyaddr_r ( |
const char *addr, int len, int type, struct hostent *result, |
char *buffer, int buflen, int *h_errnop); |
|
W32_FUNC struct hostent * W32_CALL gethostbyname_r ( |
const char *name, struct hostent *result, |
char *buffer, int buflen, int *h_errnop); |
|
W32_FUNC struct hostent * W32_CALL gethostent_r ( |
struct hostent *result, char *buffer, int buflen, int *h_errnop); |
|
W32_FUNC struct netent * W32_CALL getnetbyaddr_r ( |
long net, int type, struct netent *result, char *buffer, int buflen); |
|
W32_FUNC struct netent * W32_CALL getnetbyname_r ( |
const char *name, struct netent *result, char *buffer, int buflen); |
|
W32_FUNC struct netent * W32_CALL getnetent_r ( |
struct netent *result, char *buffer, int buflen); |
|
W32_FUNC struct protoent * W32_CALL getprotobyname_r ( |
const char *name, struct protoent *result, char *buffer, int buflen); |
|
W32_FUNC struct protoent * W32_CALL getprotobynumber_r ( |
int proto, struct protoent *result, char *buffer, int buflen); |
|
W32_FUNC struct protoent * W32_CALL getprotoent_r ( |
struct protoent *result, char *buffer, int buflen); |
|
W32_FUNC struct servent * W32_CALL getservbyname_r ( |
const char *name, const char *proto, struct servent *result, |
char *buffer, int buflen); |
|
W32_FUNC struct servent * W32_CALL getservbyport_r ( |
int port, const char *proto, struct servent *result, |
char *buffer, int buflen); |
|
W32_FUNC struct servent * W32_CALL getservent_r ( |
struct servent *result, char *buffer, int buflen); |
|
#endif /* _REENTRANT */ |
|
__END_DECLS |
|
#endif |