| [9] | 1 | /*-
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| 2 | * Copyright (c) 1980, 1983, 1988 Regents of the University of California.
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | * 1. Redistributions of source code must retain the above copyright
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| 9 | * notice, this list of conditions and the following disclaimer.
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer in the
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| 12 | * documentation and/or other materials provided with the distribution.
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| 13 | * 3. All advertising materials mentioning features or use of this software
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| 14 | * must display the following acknowledgement:
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| 15 | * This product includes software developed by the University of
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| 16 | * California, Berkeley and its contributors.
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| 17 | * 4. Neither the name of the University nor the names of its contributors
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| 18 | * may be used to endorse or promote products derived from this software
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| 19 | * without specific prior written permission.
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| 20 | *
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 31 | * SUCH DAMAGE.
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| 32 | *
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| 33 | * @(#)netdb.h 5.15 (Berkeley) 4/3/91
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| 34 | */
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| 35 |
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| 36 | #ifndef _NETDB_H_
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| 37 | #define _NETDB_H_
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| 38 |
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| 39 | #define _PATH_HEQUIV "/etc/hosts.equiv"
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| 40 | #define _PATH_HOSTS "/etc/hosts"
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| 41 | #define _PATH_NETWORKS "/etc/networks"
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| 42 | #define _PATH_PROTOCOLS "/etc/protocols"
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| 43 | #define _PATH_SERVICES "/etc/services"
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| 44 | #define _PATH_SERVACCES "/etc/serv.access"
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| 45 |
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| 46 | /*
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| 47 | * Structures returned by network data base library. All addresses are
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| 48 | * supplied in host order, and returned in network order (suitable for
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| 49 | * use in system calls).
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| 50 | */
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| 51 | struct hostent {
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| 52 | char *h_name; /* official name of host */
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| 53 | char **h_aliases; /* alias list */
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| 54 | int h_addrtype; /* host address type */
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| 55 | int h_length; /* length of address */
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| 56 | char **h_addr_list; /* list of addresses from name server */
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| 57 | #define h_addr h_addr_list[0] /* address, for backward compatiblity */
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| 58 | };
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| 59 |
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| 60 | /*
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| 61 | * Assumption here is that a network number
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| 62 | * fits in 32 bits -- probably a poor one.
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| 63 | */
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| 64 | struct netent {
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| 65 | char *n_name; /* official name of net */
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| 66 | char **n_aliases; /* alias list */
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| 67 | int n_addrtype; /* net address type */
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| 68 | unsigned long n_net; /* network # */
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| 69 | };
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| 70 |
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| 71 | struct servent {
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| 72 | char *s_name; /* official service name */
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| 73 | char **s_aliases; /* alias list */
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| 74 | int s_port; /* port # */
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| 75 | char *s_proto; /* protocol to use */
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| 76 | };
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| 77 |
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| 78 | struct protoent {
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| 79 | char *p_name; /* official protocol name */
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| 80 | char **p_aliases; /* alias list */
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| 81 | int p_proto; /* protocol # */
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| 82 | };
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| 83 |
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| 84 | /*
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| 85 | * Error return codes from gethostbyname() and gethostbyaddr()
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| 86 | * (left in extern int h_errno).
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| 87 | */
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| 88 | extern int h_errno;
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| 89 |
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| 90 | #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */
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| 91 | #define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */
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| 92 | #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
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| 93 | #define NO_DATA 4 /* Valid name, no data record of requested type */
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| 94 | #define NO_ADDRESS NO_DATA /* no address, look for MX record */
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| 95 |
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| 96 | #ifndef _ANSI_H
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| 97 | #include <ansi.h>
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| 98 | #endif
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| 99 |
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| 100 | void endhostent _ARGS((void));
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| 101 | void endnetent _ARGS((void));
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| 102 | void endprotoent _ARGS((void));
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| 103 | void endservent _ARGS((void));
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| 104 | struct hostent *gethostbyaddr _ARGS((const char *, int, int));
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| 105 | struct hostent *gethostbyname _ARGS((const char *));
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| 106 | struct hostent *gethostent _ARGS((void));
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| 107 | struct netent *getnetbyaddr _ARGS((long, int)); /* u_long? */
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| 108 | struct netent *getnetbyname _ARGS((const char *));
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| 109 | struct netent *getnetent _ARGS((void));
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| 110 | struct protoent *getprotobyname _ARGS((const char *));
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| 111 | struct protoent *getprotobynumber _ARGS((int));
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| 112 | struct protoent *getprotoent _ARGS((void));
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| 113 | struct servent *getservbyname _ARGS((const char *, const char *));
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| 114 | struct servent *getservbyport _ARGS((int, const char *));
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| 115 | struct servent *getservent _ARGS((void));
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| 116 | void herror _ARGS((const char *));
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| 117 | void sethostent _ARGS((int));
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| 118 | /* void sethostfile _ARGS((const char *)); */
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| 119 | void setnetent _ARGS((int));
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| 120 | void setprotoent _ARGS((int));
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| 121 | void setservent _ARGS((int));
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| 122 | #ifdef _MINIX
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| 123 | int servxcheck _ARGS((unsigned long _peer, const char *_service,
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| 124 | void (*_logf) _ARGS((int _pass, const char *_name))));
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| 125 | char *servxfile _ARGS((const char *_file));
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| 126 | #endif
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| 127 |
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| 128 | #endif /* !_NETDB_H_ */
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