1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 1996 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 /* 31 * Portions of this source code were derived from Berkeley 4.3 BSD 32 * under license from the Regents of the University of California. 33 */ 34 35 /* 36 * Structures returned by network data base library. 37 * All addresses are supplied in host order, and 38 * returned in network order (suitable for use in system calls). 39 */ 40 41 #ifndef _NETDB_H 42 #define _NETDB_H 43 44 #pragma ident "%Z%%M% %I% %E% SMI" 45 46 #ifdef __cplusplus 47 extern "C" { 48 #endif 49 50 #define _PATH_HEQUIV "/etc/hosts.equiv" 51 #define _PATH_HOSTS "/etc/hosts" 52 #define _PATH_NETWORKS "/etc/networks" 53 #define _PATH_PROTOCOLS "/etc/protocols" 54 #define _PATH_SERVICES "/etc/services" 55 56 struct hostent { 57 char *h_name; /* official name of host */ 58 char **h_aliases; /* alias list */ 59 int h_addrtype; /* host address type */ 60 int h_length; /* length of address */ 61 char **h_addr_list; /* list of addresses from name server */ 62 #define h_addr h_addr_list[0] /* address, for backward compatiblity */ 63 }; 64 65 /* 66 * Assumption here is that a network number 67 * fits in 32 bits -- probably a poor one. 68 */ 69 struct netent { 70 char *n_name; /* official name of net */ 71 char **n_aliases; /* alias list */ 72 int n_addrtype; /* net address type */ 73 unsigned long n_net; /* network # */ 74 }; 75 76 struct servent { 77 char *s_name; /* official service name */ 78 char **s_aliases; /* alias list */ 79 int s_port; /* port # */ 80 char *s_proto; /* protocol to use */ 81 }; 82 83 struct protoent { 84 char *p_name; /* official protocol name */ 85 char **p_aliases; /* alias list */ 86 int p_proto; /* protocol # */ 87 }; 88 89 #ifdef __STDC__ 90 struct hostent *gethostbyname_r 91 (const char *, struct hostent *, char *, int, int *h_errnop); 92 struct hostent *gethostbyaddr_r 93 (const char *, int, int, struct hostent *, char *, int, int *h_errnop); 94 struct hostent *gethostent_r(struct hostent *, char *, int, int *h_errnop); 95 96 struct servent *getservbyname_r 97 (const char *name, const char *, struct servent *, char *, int); 98 struct servent *getservbyport_r 99 (int port, const char *, struct servent *, char *, int); 100 struct servent *getservent_r(struct servent *, char *, int); 101 102 struct netent *getnetbyname_r 103 (const char *, struct netent *, char *, int); 104 struct netent *getnetbyaddr_r(long, int, struct netent *, char *, int); 105 struct netent *getnetent_r(struct netent *, char *, int); 106 107 struct protoent *getprotobyname_r 108 (const char *, struct protoent *, char *, int); 109 struct protoent *getprotobynumber_r 110 (int, struct protoent *, char *, int); 111 struct protoent *getprotoent_r(struct protoent *, char *, int); 112 113 int getnetgrent_r(char **, char **, char **, char *, int); 114 int innetgr(const char *, const char *, const char *, const char *); 115 116 /* Old interfaces that return a pointer to a static area; MT-unsafe */ 117 struct hostent *gethostbyname(const char *); 118 struct hostent *gethostbyaddr(const char *, int, int); 119 struct hostent *gethostent(void); 120 struct netent *getnetbyname(const char *); 121 struct netent *getnetbyaddr(long, int); 122 struct netent *getnetent(void); 123 struct servent *getservbyname(const char *, const char *); 124 struct servent *getservbyport(int, const char *); 125 struct servent *getservent(void); 126 struct protoent *getprotobyname(const char *); 127 struct protoent *getprotobynumber(int); 128 struct protoent *getprotoent(void); 129 int getnetgrent(char **, char **, char **); 130 131 int sethostent(int); 132 int endhostent(void); 133 int setnetent(int); 134 int endnetent(void); 135 int setservent(int); 136 int endservent(void); 137 int setprotoent(int); 138 int endprotoent(void); 139 int setnetgrent(const char *); 140 int endnetgrent(void); 141 int rcmd(char **ahost, unsigned short inport, 142 const char *luser, const char *ruser, const char *cmd, int *fd2p); 143 int rexec(char **ahost, unsigned short inport, 144 const char *user, const char *passwd, const char *cmd, int *fd2p); 145 int rresvport(int *); 146 int ruserok(const char *rhost, int suser, const char *ruser, const char *luser); 147 #else 148 struct hostent *gethostbyname_r(); 149 struct hostent *gethostbyaddr_r(); 150 struct hostent *gethostent_r(); 151 struct servent *getservbyname_r(); 152 struct servent *getservbyport_r(); 153 struct servent *getservent_r(); 154 struct netent *getnetbyname_r(); 155 struct netent *getnetbyaddr_r(); 156 struct netent *getnetent_r(); 157 struct protoent *getprotobyname_r(); 158 struct protoent *getprotobynumber_r(); 159 struct protoent *getprotoent_r(); 160 int getnetgrent_r(); 161 int innetgr(); 162 163 /* Old interfaces that return a pointer to a static area; MT-unsafe */ 164 struct hostent *gethostbyname(); 165 struct hostent *gethostbyaddr(); 166 struct hostent *gethostent(); 167 struct netent *getnetbyname(); 168 struct netent *getnetbyaddr(); 169 struct netent *getnetent(); 170 struct servent *getservbyname(); 171 struct servent *getservbyport(); 172 struct servent *getservent(); 173 struct protoent *getprotobyname(); 174 struct protoent *getprotobynumber(); 175 struct protoent *getprotoent(); 176 int getnetgrent(); 177 178 int sethostent(); 179 int endhostent(); 180 int setnetent(); 181 int endnetent(); 182 int setservent(); 183 int endservent(); 184 int setprotoent(); 185 int endprotoent(); 186 int setnetgrent(); 187 int endnetgrent(); 188 int rcmd(); 189 int rexec(); 190 int rresvport(); 191 int ruserok(); 192 #endif 193 194 /* 195 * Error return codes from gethostbyname() and gethostbyaddr() 196 * (when using the resolver) 197 */ 198 199 extern int h_errno; 200 201 #define HOST_NOT_FOUND 1 /* Authoritive Answer Host not found */ 202 #define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */ 203 #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ 204 #define NO_DATA 4 /* Valid name, no data record of requested type */ 205 #define NO_ADDRESS NO_DATA /* no address, look for MX record */ 206 207 #define MAXHOSTNAMELEN 256 208 209 #define MAXALIASES 35 210 #define MAXADDRS 35 211 212 #ifdef __cplusplus 213 } 214 #endif 215 216 #endif /* _NETDB_H */ 217