freebsd-dev/usr.sbin/named/ns_glob.h

246 lines
7.2 KiB
C

/*
* from ns.h 4.33 (Berkeley) 8/23/90
* $Id: ns_glob.h,v 1.7 1994/06/11 22:04:46 vixie Exp $
*/
/*
* ++Copyright++ 1986
* -
* Copyright (c) 1986
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* -
* Portions Copyright (c) 1993 by Digital Equipment Corporation.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies, and that
* the name of Digital Equipment Corporation not be used in advertising or
* publicity pertaining to distribution of the document or software without
* specific, written prior permission.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
* CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
* -
* --Copyright--
*/
/*
* Global variables for the name server.
*/
#ifdef DEBUG
DECL int debug INIT(0);
DECL FILE *ddt INIT(NULL);
#endif
/* list of open streams */
DECL struct qstream *streamq INIT(QSTREAM_NULL);
/* list of datagram interfaces */
DECL struct qdatagram *datagramq INIT(QDATAGRAM_NULL);
/* often set to the current time */
DECL struct timeval tt;
/* head of allocated queries */
DECL struct qinfo *qhead INIT(QINFO_NULL);
/* list of forwarding hosts */
DECL struct fwdinfo *fwdtab INIT(NULL);
/* next forwarded query id */
DECL int nsid INIT(0);
/* datagram socket */
DECL int ds INIT(-1);
/* listening TCP socket */
DECL int vs INIT(-1);
/* received SIGHUP, need to reload db */
DECL int needreload INIT(0);
/* need to call ns_maint()*/
DECL int needmaint INIT(0);
/* how often does ns_maint() need to be called, in seconds? */
/* (beware: this is also the upper bound on named_xfer real time) */
DECL int maint_interval INIT(15*60);
/* need to reload secondary zone(s) */
DECL int needzoneload INIT(0);
/* need to dump database */
DECL int needToDoadump INIT(0);
/* need to checkpoint cache */
DECL int needToChkpt INIT(0);
/* need to dump statistics */
DECL int needStatsDump INIT(0);
#ifdef ALLOW_UPDATES
/* need to exit (may need to doadump
* first, if database has changed since
* it was last dumped/booted). Gets
* set by shutdown signal handler
* (onintr)
*/
DECL int needToExit INIT(0);
#endif /* ALLOW_UPDATES */
#ifdef QRYLOG
/* is query logging turned on? */
DECL int qrylog INIT(0);
#endif /*QRYLOG*/
/* is this a root server that should therefore not recurse? */
DECL int NoRecurse INIT(0);
/*
* We keep a list of favored networks headed by nettab.
* There are three (possibly empty) parts to this list, in this order:
* 1. directly attached (sub)nets.
* 2. logical networks for directly attached subnetted networks.
* 3. networks from the sort list.
* The value (*elocal) points at the first entry in the second part of the
* list, if any, while (*enettab) points at the first entry in the sort list.
*/
DECL struct netinfo *nettab INIT(NULL);
DECL struct netinfo **elocal INIT(&nettab);
DECL struct netinfo **enettab INIT(&nettab);
#ifdef XFRNETS
/* list of nets we're willing to zone transfer to */
DECL struct netinfo *xfrnets INIT(NULL);
#endif
#ifdef BOGUSNS
/* list of bogus nameservers */
DECL struct netinfo *boglist INIT(NULL);
#endif
/* loopback net */
DECL struct netinfo netloop;
/* port to which we send queries */
DECL u_int16_t ns_port;
/* Source addr of last packet */
DECL struct sockaddr_in from_addr;
/* Source addr size of last packet */
DECL int from_len;
/* Used by ns_stats */
DECL time_t boottime,
resettime;
/* next query to retry */
DECL struct qinfo *retryqp INIT(NULL);
/* default boot file */
#ifdef BOOTFILE
DECL char *bootfile INIT(BOOTFILE);
#else
DECL char *bootfile INIT(_PATH_BOOT);
#endif
/* default debug output file */
#ifdef DEBUGFILE
DECL char *debugfile INIT(DEBUGFILE);
#else
DECL char *debugfile INIT(_PATH_DEBUG);
#endif
#ifdef WANT_PIDFILE
/* file to store current named PID */
#ifdef PIDFILE
DECL char *PidFile INIT(PIDFILE);
#else
DECL char *PidFile INIT(_PATH_PIDFILE);
#endif
#endif /*WANT_PIDFILE*/
/* zone information */
DECL struct zoneinfo *zones INIT(NULL);
/* number of zones in use */
DECL int nzones INIT(0);
/* true on slave server */
DECL int forward_only INIT(0);
/* set if we need a priming */
DECL int needs_prime_cache INIT(0);
/* is cache being primed */
DECL int priming INIT(0);
/* ptrs to dnames in msg for dn_comp */
DECL u_char *dnptrs[40];
/* number of names in addinfo */
DECL int addcount;
/* name of cache file */
DECL char *cache_file;
#ifdef LOCALDOM
/* our local domain (deprecated in favor of resolv.conf) */
DECL char *localdomain;
#endif
#ifdef SLAVE_FORWARD
/* retry time when a slave */
DECL int slave_retry INIT(4);
#endif
#ifdef STATSFILE
DECL char *statsfile INIT(STATSFILE);
#else
DECL char *statsfile INIT(_PATH_STATS);
#endif
DECL char sendtoStr[] INIT("sendto");
/* defined in version.c, can't use DECL/INIT */
extern char Version[];
/* max value of xfers_running */
DECL int max_xfers_running INIT(MAX_XFERS_RUNNING);