diff options
Diffstat (limited to 'usr/src/lib/libresolv/resolv.h')
| -rw-r--r-- | usr/src/lib/libresolv/resolv.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/usr/src/lib/libresolv/resolv.h b/usr/src/lib/libresolv/resolv.h new file mode 100644 index 0000000000..b8b8acdf98 --- /dev/null +++ b/usr/src/lib/libresolv/resolv.h @@ -0,0 +1,116 @@ +/* + * 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 */ |