williamr@2: /* NETDB.H williamr@2: * williamr@4: * Portions Copyright (c) 1993-1999 Nokia Corporation and/or its subsidiary(-ies). williamr@4: * All rights reserved. williamr@2: */ williamr@2: williamr@2: /*- williamr@2: * Copyright (c) 1980, 1983, 1988, 1993 williamr@2: * The Regents of the University of California. All rights reserved. williamr@2: * williamr@2: * Redistribution and use in source and binary forms, with or without williamr@2: * modification, are permitted provided that the following conditions williamr@2: * are met: williamr@2: * 1. Redistributions of source code must retain the above copyright williamr@2: * notice, this list of conditions and the following disclaimer. williamr@2: * 2. Redistributions in binary form must reproduce the above copyright williamr@2: * notice, this list of conditions and the following disclaimer in the williamr@2: * documentation and/or other materials provided with the distribution. williamr@2: * 3. All advertising materials mentioning features or use of this software williamr@2: * must display the following acknowledgement: williamr@2: * This product includes software developed by the University of williamr@2: * California, Berkeley and its contributors. williamr@2: * 4. Neither the name of the University nor the names of its contributors williamr@2: * may be used to endorse or promote products derived from this software williamr@2: * without specific prior written permission. williamr@2: * williamr@2: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND williamr@2: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE williamr@2: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE williamr@2: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE williamr@2: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL williamr@2: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS williamr@2: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) williamr@2: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT williamr@2: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY williamr@2: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF williamr@2: * SUCH DAMAGE. williamr@2: * williamr@2: * Portions Copyright (c) 1993 by Digital Equipment Corporation. williamr@2: * williamr@2: * Permission to use, copy, modify, and distribute this software for any williamr@2: * purpose with or without fee is hereby granted, provided that the above williamr@2: * copyright notice and this permission notice appear in all copies, and that williamr@2: * the name of Digital Equipment Corporation not be used in advertising or williamr@2: * publicity pertaining to distribution of the document or software without williamr@2: * specific, written prior permission. williamr@2: * williamr@2: * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL williamr@2: * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES williamr@2: * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT williamr@2: * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL williamr@2: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR williamr@2: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS williamr@2: * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS williamr@2: * SOFTWARE. williamr@2: * - williamr@2: * --Copyright-- williamr@2: */ williamr@2: williamr@2: /** @file williamr@2: @publishedAll williamr@2: @released williamr@2: */ williamr@2: williamr@2: #ifndef _NETDB_H_ williamr@2: #define _NETDB_H_ williamr@2: williamr@2: #ifdef __cplusplus williamr@2: extern "C" { williamr@2: #endif williamr@2: williamr@2: #include <_ansi.h> williamr@2: #include williamr@2: williamr@2: #define _PATH_HEQUIV "/etc/hosts.equiv" williamr@2: #define _PATH_HOSTS "/etc/hosts" williamr@2: #define _PATH_NETWORKS "/etc/networks" williamr@2: #define _PATH_PROTOCOLS "/etc/protocols" williamr@2: #define _PATH_SERVICES "/etc/services" williamr@2: williamr@2: #define h_errno errno williamr@2: williamr@2: /** williamr@2: Structures returned by network data base library. All addresses are williamr@2: supplied in host order, and returned in network order (suitable for williamr@2: use in system calls). williamr@2: */ williamr@2: struct hostent { williamr@2: char *h_name; /* official name of host */ williamr@2: char **h_aliases; /* alias list */ williamr@2: int h_addrtype; /* host address type */ williamr@2: int h_length; /* length of address */ williamr@2: char **h_addr_list; /* list of addresses from name server */ williamr@2: #define h_addr h_addr_list[0] /* address, for backward compatibility */ williamr@2: }; williamr@2: williamr@2: /** williamr@2: Assumption here is that a network number williamr@2: fits in an unsigned long -- probably a poor one. williamr@2: */ williamr@2: struct netent { williamr@2: char *n_name; /* official name of net */ williamr@2: char **n_aliases; /* alias list */ williamr@2: int n_addrtype; /* net address type */ williamr@2: unsigned long n_net; /* network # */ williamr@2: }; williamr@2: williamr@2: struct servent { williamr@2: char *s_name; /* official service name */ williamr@2: char **s_aliases; /* alias list */ williamr@2: int s_port; /* port # */ williamr@2: char *s_proto; /* protocol to use */ williamr@2: }; williamr@2: williamr@2: struct protoent { williamr@2: char *p_name; /* official protocol name */ williamr@2: char **p_aliases; /* alias list */ williamr@2: int p_proto; /* protocol # */ williamr@2: }; williamr@2: williamr@2: /** williamr@2: Error return codes from gethostbyname() and gethostbyaddr() williamr@2: */ williamr@2: #define NETDB_INTERNAL -1 /* see errno */ williamr@2: #define NETDB_SUCCESS 0 /* no problem */ williamr@2: #define HOST_NOT_FOUND ENOENT /* Authoritative Answer Host not found */ williamr@2: #define TRY_AGAIN ETIMEDOUT /* Non-Authoritative Host not found, or SERVERFAIL */ williamr@2: #define NO_RECOVERY ECOMM /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ williamr@2: #define NO_DATA 4 /* Valid name, no data record of requested type */ williamr@2: #define NO_ADDRESS NO_DATA /* no address, look for MX record */ williamr@2: williamr@2: IMPORT_C struct hostent *gethostbyaddr (const char *, int, int); williamr@2: IMPORT_C struct hostent *gethostbyname (const char *); williamr@2: struct servent *getservbyname (const char *, const char *); williamr@2: struct servent *getservbyport (int, const char *); williamr@2: struct netent *getnetbyaddr (unsigned long, int); williamr@2: struct netent *getnetbyname (const char *); williamr@2: struct protoent *getprotobyname (const char *); williamr@2: struct protoent *getprotobynumber (int); williamr@2: williamr@2: #ifdef __cplusplus williamr@2: } williamr@2: #endif williamr@2: williamr@2: #endif /* !_NETDB_H_ */