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/* Copyright (c) 1992 Sun Microsystems, Inc. */ 23/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 24/* All Rights Reserved */ 25 26 27/* 28 * netdir.h 29 * 30 * This is the include file that defines various structures and 31 * constants used by the netdir routines. 32 */ 33 34#ifndef _NETDIR_H 35#define _NETDIR_H 36 37#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5 */ 38 39/* 40 * This files uses struct netconfig, and netconfig.h must be included 41 * before this to avoid warnings. 42 */ 43 44#include <netconfig.h> 45 46#ifdef __cplusplus 47extern "C" { 48#endif 49 50struct nd_addrlist { 51 int n_cnt; /* number of netbufs */ 52 struct netbuf *n_addrs; /* the netbufs */ 53}; 54 55struct nd_hostservlist { 56 int h_cnt; /* number of nd_hostservs */ 57 struct nd_hostserv *h_hostservs; /* the entries */ 58}; 59 60struct nd_hostserv { 61 char *h_host; /* the host name */ 62 char *h_serv; /* the service name */ 63}; 64 65struct nd_mergearg { 66 char *s_uaddr; /* servers universal address */ 67 char *c_uaddr; /* clients universal address */ 68 char *m_uaddr; /* merged universal address */ 69}; 70 71/* 72 * _nderror is a private variable to the netdir system. 73 */ 74#ifdef _REENTRANT 75extern int *__nderror(); 76#define _nderror (*(__nderror())) 77#else 78extern int _nderror; 79#endif /* _REENTRANT */ 80 81 82#ifdef __STDC__ 83 84int netdir_options(struct netconfig *, int option, int fd, char *par); 85int netdir_getbyname(struct netconfig *, struct nd_hostserv *, 86 struct nd_addrlist **); 87int netdir_getbyaddr(struct netconfig *, struct nd_hostservlist **, 88 struct netbuf *); 89int __netdir_getbyaddr_nosrv(struct netconfig *, struct nd_hostservlist **, 90 struct netbuf *); 91int netdir_mergeaddr(struct netconfig *, char **muaddr, char *uaddr, 92 char *ruaddr); 93void netdir_free(void *, int); 94struct netbuf *uaddr2taddr(struct netconfig *, char *); 95char *taddr2uaddr(struct netconfig *, struct netbuf *); 96void netdir_perror(char *); 97char *netdir_sperror(); 98struct nd_addrlist *_netdir_getbyname(struct netconfig *, struct nd_hostserv *); 99struct nd_hostservlist *_netdir_getbyaddr(struct netconfig *, struct netbuf *); 100struct netbuf *_uaddr2taddr(struct netconfig *, char *); 101char *_taddr2uaddr(struct netconfig *, struct netbuf *); 102char *_netdir_mergeaddr(struct netconfig *, char *uaddr, char *ruaddr); 103 104#else /* __STDC__ */ 105 106int netdir_options(); 107int netdir_getbyname(); 108int netdir_getbyaddr(); 109int netdir_mergeaddr(); 110void netdir_free(); 111struct netbuf *uaddr2taddr(); 112void netdir_perror(); 113char *netdir_sperror(); 114char *taddr2uaddr(); 115struct nd_addrlist *_netdir_getbyname(); 116struct nd_hostservlist *_netdir_getbyaddr(); 117char *_netdir_mergeaddr(); 118struct netbuf *_uaddr2taddr(); 119char *_taddr2uaddr(); 120 121#endif /* __STDC__ */ 122 123/* 124 * These are all objects that can be freed by netdir_free 125 */ 126#define ND_HOSTSERV 0 127#define ND_HOSTSERVLIST 1 128#define ND_ADDR 2 129#define ND_ADDRLIST 3 130 131/* 132 * These are the various errors that can be encountered while attempting 133 * to translate names to addresses. Note that none of them (except maybe 134 * no memory) are truely fatal unless the ntoa deamon is on its last attempt 135 * to translate the name. First four errors are to failitate return values 136 * from DNS, that are used by mail and others. 137 * 138 * Negative errors terminate the search resolution process, positive errors 139 * are treated as warnings. 140 */ 141 142#define ND_TRY_AGAIN -5 /* Non-Authoritive Host not found, or */ 143 /* SERVERFAIL */ 144#define ND_NO_RECOVERY -4 /* Non recoverable errors, FORMERR, REFUSED, */ 145 /* NOTIMP */ 146#define ND_NO_DATA -3 /* Valid name, no data record of requested */ 147 /* type */ 148#define ND_NO_ADDRESS ND_NO_DATA /* no address, look for MX record */ 149#define ND_BADARG -2 /* Bad arguments passed */ 150#define ND_NOMEM -1 /* No virtual memory left */ 151#define ND_OK 0 /* Translation successful */ 152#define ND_NOHOST 1 /* Hostname was not resolvable */ 153#define ND_NOSERV 2 /* Service was unknown */ 154#define ND_NOSYM 3 /* Couldn't resolve symbol */ 155#define ND_OPEN 4 /* File couldn't be opened */ 156#define ND_ACCESS 5 /* File is not accessable */ 157#define ND_UKNWN 6 /* Unknown object to be freed */ 158#define ND_NOCTRL 7 /* Unknown option passed to netdir_options */ 159#define ND_FAILCTRL 8 /* Option failed in netdir_options */ 160#define ND_SYSTEM 9 /* Other System error */ 161 162/* 163 * The following netdir_options commands can be given to the fd. These is 164 * a way of providing for any transport specific action which the caller 165 * may want to initiate on his transport. It is up to the trasport provider 166 * to support the netdir_options he wants to support. 167 */ 168 169#define ND_SET_BROADCAST 1 /* Do t_optmgmt to support broadcast */ 170#define ND_SET_RESERVEDPORT 2 /* bind it to reserve address */ 171#define ND_CHECK_RESERVEDPORT 3 /* check if address is reserved */ 172#define ND_MERGEADDR 4 /* Merge universal address */ 173 174/* 175 * The following special case host names are used to give the underlying 176 * transport provides a clue as to the intent of the request. 177 */ 178 179#define HOST_SELF "\\1" 180#define HOST_ANY "\\2" 181#define HOST_BROADCAST "\\3" 182#define HOST_SELF_BIND HOST_SELF 183#define HOST_SELF_CONNECT "\\4" 184 185#ifdef __cplusplus 186} 187#endif 188 189#endif /* _NETDIR_H */ 190