1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 1989 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate /* 31*0Sstevel@tonic-gate * Portions of this source code were derived from Berkeley 4.3 BSD 32*0Sstevel@tonic-gate * under license from the Regents of the University of California. 33*0Sstevel@tonic-gate */ 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate /* 36*0Sstevel@tonic-gate * Global defines and variables for resolver stub. 37*0Sstevel@tonic-gate */ 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate #ifndef _RESOLV_H 40*0Sstevel@tonic-gate #define _RESOLV_H 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #include <stdio.h> 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate #ifdef __cplusplus 47*0Sstevel@tonic-gate extern "C" { 48*0Sstevel@tonic-gate #endif 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate /* 51*0Sstevel@tonic-gate * Resolver configuration file. 52*0Sstevel@tonic-gate * Normally not present, but may contain the address of the 53*0Sstevel@tonic-gate * inital name server(s) to query and the domain search list. 54*0Sstevel@tonic-gate */ 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate #ifndef _PATH_RESCONF 57*0Sstevel@tonic-gate #define _PATH_RESCONF "/etc/resolv.conf" 58*0Sstevel@tonic-gate #endif 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate #define ADDRSORT 1 /* enable the address-sorting option */ 61*0Sstevel@tonic-gate #define MAXADDR 10 /* max # addresses to sort by */ 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate #define MAXNS 3 /* max # name servers we'll track */ 64*0Sstevel@tonic-gate #define MAXDFLSRCH 3 /* # default domain levels to try */ 65*0Sstevel@tonic-gate #define MAXDNSRCH 6 /* max # default domain levels to try */ 66*0Sstevel@tonic-gate #define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */ 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate #define RES_TIMEOUT 6 /* seconds between retries */ 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate struct state { 71*0Sstevel@tonic-gate int retrans; /* retransmition time interval */ 72*0Sstevel@tonic-gate int retry; /* number of times to retransmit */ 73*0Sstevel@tonic-gate long options; /* option flags - see below. */ 74*0Sstevel@tonic-gate int nscount; /* number of name servers */ 75*0Sstevel@tonic-gate struct sockaddr_in nsaddr_list[MAXNS]; /* address of name server */ 76*0Sstevel@tonic-gate #define nsaddr nsaddr_list[0] /* for backward compatibility */ 77*0Sstevel@tonic-gate u_short id; /* current packet id */ 78*0Sstevel@tonic-gate char defdname[MAXDNAME]; /* default domain */ 79*0Sstevel@tonic-gate char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */ 80*0Sstevel@tonic-gate int ascount; /* number of addresses */ 81*0Sstevel@tonic-gate struct in_addr sort_list[MAXADDR]; /* address sorting list */ 82*0Sstevel@tonic-gate }; 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate /* 85*0Sstevel@tonic-gate * Resolver options 86*0Sstevel@tonic-gate */ 87*0Sstevel@tonic-gate #define RES_INIT 0x0001 /* address initialized */ 88*0Sstevel@tonic-gate #define RES_DEBUG 0x0002 /* print debug messages */ 89*0Sstevel@tonic-gate #define RES_AAONLY 0x0004 /* authoritative answers only */ 90*0Sstevel@tonic-gate #define RES_USEVC 0x0008 /* use virtual circuit */ 91*0Sstevel@tonic-gate #define RES_PRIMARY 0x0010 /* query primary server only */ 92*0Sstevel@tonic-gate #define RES_IGNTC 0x0020 /* ignore trucation errors */ 93*0Sstevel@tonic-gate #define RES_RECURSE 0x0040 /* recursion desired */ 94*0Sstevel@tonic-gate #define RES_DEFNAMES 0x0080 /* use default domain name */ 95*0Sstevel@tonic-gate #define RES_STAYOPEN 0x0100 /* Keep TCP socket open */ 96*0Sstevel@tonic-gate #define RES_DNSRCH 0x0200 /* search up local domain tree */ 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate #define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH) 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate extern struct state _res; 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate #ifdef __STDC__ 103*0Sstevel@tonic-gate extern char *p_cdname(char *, char *, FILE *); 104*0Sstevel@tonic-gate extern char *p_rr(char *, char *, FILE *); 105*0Sstevel@tonic-gate extern char *p_type(int); 106*0Sstevel@tonic-gate extern char *p_class(int); 107*0Sstevel@tonic-gate extern char *p_time(unsigned long); 108*0Sstevel@tonic-gate #else 109*0Sstevel@tonic-gate extern char *p_cdname(), *p_rr(), *p_type(), *p_class(), *p_time(); 110*0Sstevel@tonic-gate #endif /* __STDC__ */ 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate #ifdef __cplusplus 113*0Sstevel@tonic-gate } 114*0Sstevel@tonic-gate #endif 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate #endif /* _RESOLV_H */ 117