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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * ++Copyright++ 1980, 1983, 1988, 1993
24: * -
25: * Copyright (c) 1980, 1983, 1988, 1993
26: * The Regents of the University of California. All rights reserved.
27: *
28: * Redistribution and use in source and binary forms, with or without
29: * modification, are permitted provided that the following conditions
30: * are met:
31: * 1. Redistributions of source code must retain the above copyright
32: * notice, this list of conditions and the following disclaimer.
33: * 2. Redistributions in binary form must reproduce the above copyright
34: * notice, this list of conditions and the following disclaimer in the
35: * documentation and/or other materials provided with the distribution.
36: * 3. All advertising materials mentioning features or use of this software
37: * must display the following acknowledgement:
38: * This product includes software developed by the University of
39: * California, Berkeley and its contributors.
40: * 4. Neither the name of the University nor the names of its contributors
41: * may be used to endorse or promote products derived from this software
42: * without specific prior written permission.
43: *
44: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
45: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
46: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
47: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
48: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
49: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
50: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
51: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
52: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
53: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
54: * SUCH DAMAGE.
55: * -
56: * Portions Copyright (c) 1993 by Digital Equipment Corporation.
57: *
58: * Permission to use, copy, modify, and distribute this software for any
59: * purpose with or without fee is hereby granted, provided that the above
60: * copyright notice and this permission notice appear in all copies, and that
61: * the name of Digital Equipment Corporation not be used in advertising or
62: * publicity pertaining to distribution of the document or software without
63: * specific, written prior permission.
64: *
65: * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
66: * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
67: * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
68: * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
69: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
70: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
71: * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
72: * SOFTWARE.
73: * -
74: * --Copyright--
75: */
76:
77: /*
78: * @(#)netdb.h 8.1 (Berkeley) 6/2/93
79: */
80:
81: #ifndef _NETDB_H_
82: #define _NETDB_H_
83:
84: #include <sys/param.h>
85: #include <sys/cdefs.h>
86:
87: #define _PATH_HEQUIV "/etc/hosts.equiv"
88: #define _PATH_HOSTS "/etc/hosts"
89: #define _PATH_NETWORKS "/etc/networks"
90: #define _PATH_PROTOCOLS "/etc/protocols"
91: #define _PATH_SERVICES "/etc/services"
92:
93: extern int h_errno;
94:
95: /*
96: * Structures returned by network data base library. All addresses are
97: * supplied in host order, and returned in network order (suitable for
98: * use in system calls).
99: */
100: struct hostent {
101: char *h_name; /* official name of host */
102: char **h_aliases; /* alias list */
103: int h_addrtype; /* host address type */
104: int h_length; /* length of address */
105: char **h_addr_list; /* list of addresses from name server */
106: #define h_addr h_addr_list[0] /* address, for backward compatiblity */
107: };
108:
109: /*
110: * Assumption here is that a network number
111: * fits in an unsigned long -- probably a poor one.
112: */
113: struct netent {
114: char *n_name; /* official name of net */
115: char **n_aliases; /* alias list */
116: int n_addrtype; /* net address type */
117: unsigned long n_net; /* network # */
118: };
119:
120: struct servent {
121: char *s_name; /* official service name */
122: char **s_aliases; /* alias list */
123: int s_port; /* port # */
124: char *s_proto; /* protocol to use */
125: };
126:
127: struct protoent {
128: char *p_name; /* official protocol name */
129: char **p_aliases; /* alias list */
130: int p_proto; /* protocol # */
131: };
132:
133: struct rpcent {
134: char *r_name; /* name of server for this rpc program */
135: char **r_aliases; /* alias list */
136: int r_number; /* rpc program number */
137: };
138:
139: /*
140: * Error return codes from gethostbyname() and gethostbyaddr()
141: * (left in extern int h_errno).
142: */
143:
144: #define NETDB_INTERNAL -1 /* see errno */
145: #define NETDB_SUCCESS 0 /* no problem */
146: #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */
147: #define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */
148: #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
149: #define NO_DATA 4 /* Valid name, no data record of requested type */
150: #define NO_ADDRESS NO_DATA /* no address, look for MX record */
151:
152: __BEGIN_DECLS
153: void endhostent __P((void));
154: void endnetent __P((void));
155: void endprotoent __P((void));
156: void endservent __P((void));
157: struct hostent *gethostbyaddr __P((const char *, int, int));
158: struct hostent *gethostbyname __P((const char *));
159: struct hostent *gethostent __P((void));
160: struct netent *getnetbyaddr __P((long, int)); /* u_long? */
161: #ifdef sun
162: struct netent *getnetbyname __P((char *));
163: #else
164: struct netent *getnetbyname __P((const char *));
165: #endif
166: struct netent *getnetent __P((void));
167: struct protoent *getprotobyname __P((const char *));
168: struct protoent *getprotobynumber __P((int));
169: struct protoent *getprotoent __P((void));
170: struct servent *getservbyname __P((const char *, const char *));
171: struct servent *getservbyport __P((int, const char *));
172: struct servent *getservent __P((void));
173: struct rpcent *getrpcbyname __P((const char *name));
174: struct rpcent *getrpcbynumber __P((long number));
175: struct rpcent *getrpcent __P((void));
176: void setrpcent __P((int stayopen));
177: void endrpcent __P((void));
178:
179: void herror __P((const char *));
180: char *hstrerror __P((int));
181: void sethostent __P((int));
182: /* void sethostfile __P((const char *)); */
183: void setnetent __P((int));
184: void setprotoent __P((int));
185: void setservent __P((int));
186: __END_DECLS
187:
188: #endif /* !_NETDB_H_ */
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