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3d61b63c RM |
1 | /* |
2 | * ++Copyright++ 1980, 1983, 1988, 1993 | |
3 | * - | |
28f540f4 RM |
4 | * Copyright (c) 1980, 1983, 1988, 1993 |
5 | * The Regents of the University of California. All rights reserved. | |
6 | * | |
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions | |
9 | * are met: | |
10 | * 1. Redistributions of source code must retain the above copyright | |
11 | * notice, this list of conditions and the following disclaimer. | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in the | |
14 | * documentation and/or other materials provided with the distribution. | |
15 | * 3. All advertising materials mentioning features or use of this software | |
16 | * must display the following acknowledgement: | |
17 | * This product includes software developed by the University of | |
18 | * California, Berkeley and its contributors. | |
19 | * 4. Neither the name of the University nor the names of its contributors | |
20 | * may be used to endorse or promote products derived from this software | |
21 | * without specific prior written permission. | |
22 | * | |
23 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
24 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
25 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
26 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
27 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
28 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
29 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
30 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
31 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
32 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
33 | * SUCH DAMAGE. | |
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34 | * - |
35 | * Portions Copyright (c) 1993 by Digital Equipment Corporation. | |
3d61b63c | 36 | * |
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37 | * Permission to use, copy, modify, and distribute this software for any |
38 | * purpose with or without fee is hereby granted, provided that the above | |
39 | * copyright notice and this permission notice appear in all copies, and that | |
40 | * the name of Digital Equipment Corporation not be used in advertising or | |
41 | * publicity pertaining to distribution of the document or software without | |
42 | * specific, written prior permission. | |
3d61b63c | 43 | * |
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44 | * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL |
45 | * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES | |
46 | * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT | |
47 | * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL | |
48 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR | |
49 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS | |
50 | * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS | |
51 | * SOFTWARE. | |
52 | * - | |
53 | * --Copyright-- | |
54 | */ | |
55 | ||
3d61b63c RM |
56 | /* |
57 | * @(#)netdb.h 8.1 (Berkeley) 6/2/93 | |
58 | * $Id$ | |
59 | */ | |
60 | ||
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61 | #ifndef _NETDB_H_ |
62 | #define _NETDB_H_ | |
63 | ||
3d61b63c RM |
64 | #include <sys/param.h> |
65 | #if (!defined(BSD)) || (BSD < 199306) | |
66 | # include <sys/bitypes.h> | |
67 | #endif | |
68 | #include <sys/cdefs.h> | |
69 | ||
28f540f4 RM |
70 | #define _PATH_HEQUIV "/etc/hosts.equiv" |
71 | #define _PATH_HOSTS "/etc/hosts" | |
72 | #define _PATH_NETWORKS "/etc/networks" | |
73 | #define _PATH_PROTOCOLS "/etc/protocols" | |
74 | #define _PATH_SERVICES "/etc/services" | |
75 | ||
3d61b63c RM |
76 | extern int h_errno; |
77 | ||
28f540f4 RM |
78 | /* |
79 | * Structures returned by network data base library. All addresses are | |
80 | * supplied in host order, and returned in network order (suitable for | |
81 | * use in system calls). | |
82 | */ | |
83 | struct hostent { | |
84 | char *h_name; /* official name of host */ | |
85 | char **h_aliases; /* alias list */ | |
86 | int h_addrtype; /* host address type */ | |
87 | int h_length; /* length of address */ | |
88 | char **h_addr_list; /* list of addresses from name server */ | |
89 | #define h_addr h_addr_list[0] /* address, for backward compatiblity */ | |
90 | }; | |
91 | ||
92 | /* | |
93 | * Assumption here is that a network number | |
94 | * fits in an unsigned long -- probably a poor one. | |
95 | */ | |
96 | struct netent { | |
97 | char *n_name; /* official name of net */ | |
98 | char **n_aliases; /* alias list */ | |
99 | int n_addrtype; /* net address type */ | |
100 | unsigned long n_net; /* network # */ | |
101 | }; | |
102 | ||
103 | struct servent { | |
104 | char *s_name; /* official service name */ | |
105 | char **s_aliases; /* alias list */ | |
106 | int s_port; /* port # */ | |
107 | char *s_proto; /* protocol to use */ | |
108 | }; | |
109 | ||
110 | struct protoent { | |
111 | char *p_name; /* official protocol name */ | |
112 | char **p_aliases; /* alias list */ | |
113 | int p_proto; /* protocol # */ | |
114 | }; | |
115 | ||
116 | /* | |
117 | * Error return codes from gethostbyname() and gethostbyaddr() | |
118 | * (left in extern int h_errno). | |
119 | */ | |
120 | ||
28f540f4 RM |
121 | #define NETDB_INTERNAL -1 /* see errno */ |
122 | #define NETDB_SUCCESS 0 /* no problem */ | |
123 | #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */ | |
124 | #define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */ | |
125 | #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ | |
126 | #define NO_DATA 4 /* Valid name, no data record of requested type */ | |
127 | #define NO_ADDRESS NO_DATA /* no address, look for MX record */ | |
128 | ||
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129 | __BEGIN_DECLS |
130 | void endhostent __P((void)); | |
131 | void endnetent __P((void)); | |
132 | void endprotoent __P((void)); | |
133 | void endservent __P((void)); | |
134 | struct hostent *gethostbyaddr __P((const char *, int, int)); | |
135 | struct hostent *gethostbyname __P((const char *)); | |
3cf595e5 | 136 | struct hostent *gethostbyname2 __P((const char *, int)); |
28f540f4 RM |
137 | struct hostent *gethostent __P((void)); |
138 | struct netent *getnetbyaddr __P((long, int)); /* u_long? */ | |
139 | struct netent *getnetbyname __P((const char *)); | |
140 | struct netent *getnetent __P((void)); | |
141 | struct protoent *getprotobyname __P((const char *)); | |
142 | struct protoent *getprotobynumber __P((int)); | |
143 | struct protoent *getprotoent __P((void)); | |
144 | struct servent *getservbyname __P((const char *, const char *)); | |
145 | struct servent *getservbyport __P((int, const char *)); | |
146 | struct servent *getservent __P((void)); | |
147 | void herror __P((const char *)); | |
3d61b63c | 148 | const char *hstrerror __P((int)); |
28f540f4 RM |
149 | void sethostent __P((int)); |
150 | /* void sethostfile __P((const char *)); */ | |
151 | void setnetent __P((int)); | |
152 | void setprotoent __P((int)); | |
153 | void setservent __P((int)); | |
154 | __END_DECLS | |
155 | ||
3d61b63c RM |
156 | /* This is nec'y to make this include file properly replace the sun version. */ |
157 | #ifdef __GNU_LIBRARY__ | |
158 | #include <rpc/netdb.h> | |
159 | #else | |
160 | #ifdef sun | |
161 | struct rpcent { | |
162 | char *r_name; /* name of server for this rpc program */ | |
163 | char **r_aliases; /* alias list */ | |
164 | int r_number; /* rpc program number */ | |
165 | }; | |
166 | struct rpcent *getrpcbyname(), *getrpcbynumber(), *getrpcent(); | |
167 | #endif /* sun */ | |
168 | #endif /* __GNU_LIBRARY__ */ | |
169 | ||
28f540f4 | 170 | #endif /* !_NETDB_H_ */ |