90 lines
2.6 KiB
C
90 lines
2.6 KiB
C
/*
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* Copyright (C) 2004, 2005, 2007, 2010 Internet Systems Consortium, Inc. ("ISC")
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* Copyright (C) 1999-2002 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Id: query.h,v 1.40.332.2 2010/09/24 08:30:28 tbox Exp $ */
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#ifndef NAMED_QUERY_H
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#define NAMED_QUERY_H 1
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/*! \file */
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#include <isc/types.h>
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#include <isc/buffer.h>
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#include <isc/netaddr.h>
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#include <dns/types.h>
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#include <named/types.h>
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/*% nameserver database version structure */
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typedef struct ns_dbversion {
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dns_db_t *db;
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dns_dbversion_t *version;
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isc_boolean_t queryok;
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ISC_LINK(struct ns_dbversion) link;
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} ns_dbversion_t;
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/*% nameserver query structure */
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struct ns_query {
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unsigned int attributes;
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unsigned int restarts;
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isc_boolean_t timerset;
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dns_name_t * qname;
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dns_name_t * origqname;
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unsigned int dboptions;
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unsigned int fetchoptions;
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dns_db_t * gluedb;
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dns_db_t * authdb;
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dns_zone_t * authzone;
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isc_boolean_t authdbset;
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isc_boolean_t isreferral;
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isc_mutex_t fetchlock;
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dns_fetch_t * fetch;
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isc_bufferlist_t namebufs;
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ISC_LIST(ns_dbversion_t) activeversions;
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ISC_LIST(ns_dbversion_t) freeversions;
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};
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#define NS_QUERYATTR_RECURSIONOK 0x0001
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#define NS_QUERYATTR_CACHEOK 0x0002
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#define NS_QUERYATTR_PARTIALANSWER 0x0004
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#define NS_QUERYATTR_NAMEBUFUSED 0x0008
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#define NS_QUERYATTR_RECURSING 0x0010
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#define NS_QUERYATTR_CACHEGLUEOK 0x0020
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#define NS_QUERYATTR_QUERYOKVALID 0x0040
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#define NS_QUERYATTR_QUERYOK 0x0080
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#define NS_QUERYATTR_WANTRECURSION 0x0100
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#define NS_QUERYATTR_SECURE 0x0200
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#define NS_QUERYATTR_NOAUTHORITY 0x0400
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#define NS_QUERYATTR_NOADDITIONAL 0x0800
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#define NS_QUERYATTR_CACHEACLOKVALID 0x1000
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#define NS_QUERYATTR_CACHEACLOK 0x2000
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isc_result_t
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ns_query_init(ns_client_t *client);
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void
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ns_query_free(ns_client_t *client);
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void
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ns_query_start(ns_client_t *client);
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void
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ns_query_cancel(ns_client_t *client);
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#endif /* NAMED_QUERY_H */
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