Annotation of src/include/netdb.h, Revision 1.2
1.2 ! dm 1: /*
! 2: * ++Copyright++ 1980, 1983, 1988, 1993
! 3: * -
! 4: * Copyright (c) 1980, 1983, 1988, 1993
! 5: * The Regents of the University of California. All rights reserved.
1.1 deraadt 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.
1.2 ! dm 34: * -
! 35: * Portions Copyright (c) 1993 by Digital Equipment Corporation.
1.1 deraadt 36: *
1.2 ! dm 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.
! 43: *
! 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:
! 56: /*
! 57: * @(#)netdb.h 8.1 (Berkeley) 6/2/93
! 58: * $Id: netdb.h,v 8.6 1995/12/03 08:31:12 vixie Exp
1.1 deraadt 59: */
60:
61: #ifndef _NETDB_H_
62: #define _NETDB_H_
63:
1.2 ! dm 64: #include <sys/param.h>
! 65: #if (!defined(BSD)) || (BSD < 199306)
! 66: # include <sys/bitypes.h>
! 67: #endif
! 68: #include <sys/cdefs.h>
! 69:
1.1 deraadt 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:
1.2 ! dm 76: extern int h_errno;
! 77:
1.1 deraadt 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
1.2 ! dm 94: * fits in an unsigned long -- probably a poor one.
1.1 deraadt 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:
1.2 ! dm 121: #define NETDB_INTERNAL -1 /* see errno */
! 122: #define NETDB_SUCCESS 0 /* no problem */
1.1 deraadt 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:
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 *));
1.2 ! dm 136: struct hostent *gethostbyname2 __P((const char *, int));
1.1 deraadt 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 *));
1.2 ! dm 148: const char *hstrerror __P((int));
1.1 deraadt 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
1.2 ! dm 155:
! 156: /* This is nec'y to make this include file properly replace the sun version. */
! 157: #ifdef sun
! 158: #ifdef __GNU_LIBRARY__
! 159: #include <rpc/netdb.h>
! 160: #else
! 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 /* __GNU_LIBRARY__ */
! 168: #endif /* sun */
1.1 deraadt 169:
170: #endif /* !_NETDB_H_ */
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