/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 1989 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ /* * Portions of this source code were derived from Berkeley 4.3 BSD * under license from the Regents of the University of California. */ /* * Global defines and variables for resolver stub. */ #ifndef _RESOLV_H #define _RESOLV_H #pragma ident "%Z%%M% %I% %E% SMI" #include <stdio.h> #ifdef __cplusplus extern "C" { #endif /* * Resolver configuration file. * Normally not present, but may contain the address of the * inital name server(s) to query and the domain search list. */ #ifndef _PATH_RESCONF #define _PATH_RESCONF "/etc/resolv.conf" #endif #define ADDRSORT 1 /* enable the address-sorting option */ #define MAXADDR 10 /* max # addresses to sort by */ #define MAXNS 3 /* max # name servers we'll track */ #define MAXDFLSRCH 3 /* # default domain levels to try */ #define MAXDNSRCH 6 /* max # default domain levels to try */ #define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */ #define RES_TIMEOUT 6 /* seconds between retries */ struct state { int retrans; /* retransmition time interval */ int retry; /* number of times to retransmit */ long options; /* option flags - see below. */ int nscount; /* number of name servers */ struct sockaddr_in nsaddr_list[MAXNS]; /* address of name server */ #define nsaddr nsaddr_list[0] /* for backward compatibility */ u_short id; /* current packet id */ char defdname[MAXDNAME]; /* default domain */ char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */ int ascount; /* number of addresses */ struct in_addr sort_list[MAXADDR]; /* address sorting list */ }; /* * Resolver options */ #define RES_INIT 0x0001 /* address initialized */ #define RES_DEBUG 0x0002 /* print debug messages */ #define RES_AAONLY 0x0004 /* authoritative answers only */ #define RES_USEVC 0x0008 /* use virtual circuit */ #define RES_PRIMARY 0x0010 /* query primary server only */ #define RES_IGNTC 0x0020 /* ignore trucation errors */ #define RES_RECURSE 0x0040 /* recursion desired */ #define RES_DEFNAMES 0x0080 /* use default domain name */ #define RES_STAYOPEN 0x0100 /* Keep TCP socket open */ #define RES_DNSRCH 0x0200 /* search up local domain tree */ #define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH) extern struct state _res; #ifdef __STDC__ extern char *p_cdname(char *, char *, FILE *); extern char *p_rr(char *, char *, FILE *); extern char *p_type(int); extern char *p_class(int); extern char *p_time(unsigned long); #else extern char *p_cdname(), *p_rr(), *p_type(), *p_class(), *p_time(); #endif /* __STDC__ */ #ifdef __cplusplus } #endif #endif /* _RESOLV_H */