source: rtems/cpukit/libnetworking/netdb.h @ 4d96472

4.104.114.84.95
Last change on this file since 4d96472 was 4d96472, checked in by Ralf Corsepius <ralf.corsepius@…>, on 05/21/05 at 13:37:17

Update from FreeBSD.

  • Property mode set to 100644
File size: 7.0 KB
RevLine 
[39e6e65a]1/*-
2 * Copyright (c) 1980, 1983, 1988, 1993
3 *      The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *      This product includes software developed by the University of
16 *      California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * -
34 * Portions Copyright (c) 1993 by Digital Equipment Corporation.
35 *
36 * Permission to use, copy, modify, and distribute this software for any
37 * purpose with or without fee is hereby granted, provided that the above
38 * copyright notice and this permission notice appear in all copies, and that
39 * the name of Digital Equipment Corporation not be used in advertising or
40 * publicity pertaining to distribution of the document or software without
41 * specific, written prior permission.
42 *
43 * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
44 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
45 * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
46 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
47 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
48 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
49 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
50 * SOFTWARE.
51 * -
52 * --Copyright--
53 */
54
55/*
56 *      @(#)netdb.h     8.1 (Berkeley) 6/2/93
57 *      From: Id: netdb.h,v 8.9 1996/11/19 08:39:29 vixie Exp $
[4d96472]58 * $FreeBSD: src/include/netdb.h,v 1.34 2005/02/14 11:33:11 phantom Exp $
59 */
60 
61/*
[39e6e65a]62 *      $Id$
63 */
64
65#ifndef _NETDB_H_
66#define _NETDB_H_
67
68#include <sys/cdefs.h>
[4d96472]69#include <rtems/bsdnet/_types.h>
70
71#ifndef _SOCKLEN_T_DECLARED
72typedef __socklen_t     socklen_t;
73#define _SOCKLEN_T_DECLARED
74#endif
[39e6e65a]75
76#ifndef _PATH_HEQUIV
77# define        _PATH_HEQUIV    "/etc/hosts.equiv"
78#endif
79#define _PATH_HOSTS     "/etc/hosts"
80#define _PATH_NETWORKS  "/etc/networks"
81#define _PATH_PROTOCOLS "/etc/protocols"
82#define _PATH_SERVICES  "/etc/services"
83
84extern int h_errno;
85
86/*
87 * Structures returned by network data base library.  All addresses are
88 * supplied in host order, and returned in network order (suitable for
89 * use in system calls).
90 */
91struct  hostent {
92        char    *h_name;        /* official name of host */
93        char    **h_aliases;    /* alias list */
94        int     h_addrtype;     /* host address type */
95        int     h_length;       /* length of address */
96        char    **h_addr_list;  /* list of addresses from name server */
97#define h_addr  h_addr_list[0]  /* address, for backward compatibility */
98};
99
100/*
101 * Assumption here is that a network number
102 * fits in an unsigned long -- probably a poor one.
103 */
104struct  netent {
105        char            *n_name;        /* official name of net */
106        char            **n_aliases;    /* alias list */
107        int             n_addrtype;     /* net address type */
108        unsigned long   n_net;          /* network # */
109};
110
111struct  servent {
112        char    *s_name;        /* official service name */
113        char    **s_aliases;    /* alias list */
114        int     s_port;         /* port # */
115        char    *s_proto;       /* protocol to use */
116};
117
118struct  protoent {
119        char    *p_name;        /* official protocol name */
120        char    **p_aliases;    /* alias list */
121        int     p_proto;        /* protocol # */
122};
123
124/*
125 * Error return codes from gethostbyname() and gethostbyaddr()
126 * (left in extern int h_errno).
127 */
128
129#define NETDB_INTERNAL  -1      /* see errno */
130#define NETDB_SUCCESS   0       /* no problem */
131#define HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
132#define TRY_AGAIN       2 /* Non-Authoritative Host not found, or SERVERFAIL */
133#define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
134#define NO_DATA         4 /* Valid name, no data record of requested type */
135#define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
136
137__BEGIN_DECLS
[4d96472]138void            endhostent(void);
139void            endnetent(void);
140void            endprotoent(void);
141void            endservent(void);
142struct hostent  *gethostbyaddr(const char *, int, int);
143struct hostent  *gethostbyname(const char *);
144struct hostent  *gethostbyname2(const char *, int);
145struct hostent  *gethostent(void);
146struct netent   *getnetbyaddr(unsigned long, int);
147struct netent   *getnetbyname(const char *);
148struct netent   *getnetent(void);
149struct protoent *getprotobyname(const char *);
150struct protoent *getprotobynumber(int);
151struct protoent *getprotoent(void);
152struct servent  *getservbyname(const char *, const char *);
153struct servent  *getservbyport(int, const char *);
154struct servent  *getservent(void);
155void            herror(const char *);
156__const char    *hstrerror(int);
157void            sethostent(int);
158/* void         sethostfile(const char *); */
159void            setnetent(int);
160void            setprotoent(int);
161void            setservent(int);
[39e6e65a]162
163/*
164 * PRIVATE functions specific to the FreeBSD implementation
165 */
166
167/* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */
[4d96472]168void    _sethosthtent(int);
169void    _endhosthtent(void);
170void    _sethostdnsent(int);
171void    _endhostdnsent(void);
172void    _setnethtent(int);
173void    _endnethtent(void);
174void    _setnetdnsent(int);
175void    _endnetdnsent(void);
176struct hostent * _gethostbyhtname(const char *, int);
177struct hostent * _gethostbydnsname(const char *, int);
178struct hostent * _gethostbynisname(const char *, int);
179struct hostent * _gethostbyhtaddr (const char *, int, int);
180struct hostent * _gethostbydnsaddr(const char *, int, int);
181struct hostent * _gethostbynisaddr(const char *, int, int);
182struct netent *  _getnetbyhtname (const char *);
183struct netent *  _getnetbydnsname(const char *);
184struct netent *  _getnetbynisname(const char *);
185struct netent *  _getnetbyhtaddr (unsigned long, int);
186struct netent *  _getnetbydnsaddr(unsigned long, int);
187struct netent *  _getnetbynisaddr(unsigned long, int);
188void _map_v4v6_address(const char *, char *);
189void _map_v4v6_hostent(struct hostent *, char **, int *len);
[39e6e65a]190__END_DECLS
191
192#endif /* !_NETDB_H_ */
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