source: rtems/cpukit/libnetworking/netdb.h @ 9eadce0

4.104.114.84.9
Last change on this file since 9eadce0 was 39e6e65a, checked in by Joel Sherrill <joel.sherrill@…>, on Aug 19, 1998 at 9:32:28 PM

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File size: 7.1 KB
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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 $
58 *      $Id$
59 */
60
61#ifndef _NETDB_H_
62#define _NETDB_H_
63
64#include <sys/cdefs.h>
65
66#ifndef _PATH_HEQUIV
67# define        _PATH_HEQUIV    "/etc/hosts.equiv"
68#endif
69#define _PATH_HOSTS     "/etc/hosts"
70#define _PATH_NETWORKS  "/etc/networks"
71#define _PATH_PROTOCOLS "/etc/protocols"
72#define _PATH_SERVICES  "/etc/services"
73
74extern int h_errno;
75
76/*
77 * Structures returned by network data base library.  All addresses are
78 * supplied in host order, and returned in network order (suitable for
79 * use in system calls).
80 */
81struct  hostent {
82        char    *h_name;        /* official name of host */
83        char    **h_aliases;    /* alias list */
84        int     h_addrtype;     /* host address type */
85        int     h_length;       /* length of address */
86        char    **h_addr_list;  /* list of addresses from name server */
87#define h_addr  h_addr_list[0]  /* address, for backward compatibility */
88};
89
90/*
91 * Assumption here is that a network number
92 * fits in an unsigned long -- probably a poor one.
93 */
94struct  netent {
95        char            *n_name;        /* official name of net */
96        char            **n_aliases;    /* alias list */
97        int             n_addrtype;     /* net address type */
98        unsigned long   n_net;          /* network # */
99};
100
101struct  servent {
102        char    *s_name;        /* official service name */
103        char    **s_aliases;    /* alias list */
104        int     s_port;         /* port # */
105        char    *s_proto;       /* protocol to use */
106};
107
108struct  protoent {
109        char    *p_name;        /* official protocol name */
110        char    **p_aliases;    /* alias list */
111        int     p_proto;        /* protocol # */
112};
113
114/*
115 * Error return codes from gethostbyname() and gethostbyaddr()
116 * (left in extern int h_errno).
117 */
118
119#define NETDB_INTERNAL  -1      /* see errno */
120#define NETDB_SUCCESS   0       /* no problem */
121#define HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
122#define TRY_AGAIN       2 /* Non-Authoritative Host not found, or SERVERFAIL */
123#define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
124#define NO_DATA         4 /* Valid name, no data record of requested type */
125#define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
126
127__BEGIN_DECLS
128void            endhostent __P((void));
129void            endnetent __P((void));
130void            endprotoent __P((void));
131void            endservent __P((void));
132struct hostent  *gethostbyaddr __P((const char *, int, int));
133struct hostent  *gethostbyname __P((const char *));
134struct hostent  *gethostbyname2 __P((const char *, int));
135struct hostent  *gethostent __P((void));
136struct netent   *getnetbyaddr __P((unsigned long, int));
137struct netent   *getnetbyname __P((const char *));
138struct netent   *getnetent __P((void));
139struct protoent *getprotobyname __P((const char *));
140struct protoent *getprotobynumber __P((int));
141struct protoent *getprotoent __P((void));
142struct servent  *getservbyname __P((const char *, const char *));
143struct servent  *getservbyport __P((int, const char *));
144struct servent  *getservent __P((void));
145void            herror __P((const char *));
146__const char    *hstrerror __P((int));
147void            sethostent __P((int));
148/* void         sethostfile __P((const char *)); */
149void            setnetent __P((int));
150void            setprotoent __P((int));
151void            setservent __P((int));
152
153/*
154 * PRIVATE functions specific to the FreeBSD implementation
155 */
156
157/* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */
158void    _sethosthtent __P((int));
159void    _endhosthtent __P((void));
160void    _sethostdnsent __P((int));
161void    _endhostdnsent __P((void));
162void    _setnethtent __P((int));
163void    _endnethtent __P((void));
164void    _setnetdnsent __P((int));
165void    _endnetdnsent __P((void));
166struct hostent * _gethostbyhtname  __P((const char *, int));
167struct hostent * _gethostbydnsname __P((const char *, int));
168struct hostent * _gethostbynisname __P((const char *, int));
169struct hostent * _gethostbyhtaddr  __P((const char *, int, int));
170struct hostent * _gethostbydnsaddr __P((const char *, int, int));
171struct hostent * _gethostbynisaddr __P((const char *, int, int));
172struct netent *  _getnetbyhtname  __P((const char *));
173struct netent *  _getnetbydnsname __P((const char *));
174struct netent *  _getnetbynisname __P((const char *));
175struct netent *  _getnetbyhtaddr  __P((unsigned long, int));
176struct netent *  _getnetbydnsaddr __P((unsigned long, int));
177struct netent *  _getnetbynisaddr __P((unsigned long, int));
178void _map_v4v6_address __P((const char *src, char *dst));
179void _map_v4v6_hostent __P((struct hostent *hp, char **bp, int *len));
180__END_DECLS
181
182#endif /* !_NETDB_H_ */
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