1/* 2 * Copyright (C) 2004, 2005, 2007, 2010, 2011, 2013 Internet Systems Consortium, Inc. ("ISC") 3 * Copyright (C) 1999-2002 Internet Software Consortium. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15 * PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18/* $Id: query.h,v 1.45 2011/01/13 04:59:24 tbox Exp $ */ 19 20#ifndef NAMED_QUERY_H 21#define NAMED_QUERY_H 1 22 23/*! \file */ 24 25#include <isc/types.h> 26#include <isc/buffer.h> 27#include <isc/netaddr.h> 28 29#include <dns/rdataset.h> 30#include <dns/rpz.h> 31#include <dns/types.h> 32 33#include <named/types.h> 34 35/*% nameserver database version structure */ 36typedef struct ns_dbversion { 37 dns_db_t *db; 38 dns_dbversion_t *version; 39 isc_boolean_t acl_checked; 40 isc_boolean_t queryok; 41 ISC_LINK(struct ns_dbversion) link; 42} ns_dbversion_t; 43 44/*% nameserver query structure */ 45struct ns_query { 46 unsigned int attributes; 47 unsigned int restarts; 48 isc_boolean_t timerset; 49 dns_name_t * qname; 50 dns_name_t * origqname; 51 unsigned int dboptions; 52 unsigned int fetchoptions; 53 dns_db_t * gluedb; 54 dns_db_t * authdb; 55 dns_zone_t * authzone; 56 isc_boolean_t authdbset; 57 isc_boolean_t isreferral; 58 isc_mutex_t fetchlock; 59 dns_fetch_t * fetch; 60 dns_rpz_st_t * rpz_st; 61 isc_bufferlist_t namebufs; 62 ISC_LIST(ns_dbversion_t) activeversions; 63 ISC_LIST(ns_dbversion_t) freeversions; 64 dns_rdataset_t * dns64_aaaa; 65 dns_rdataset_t * dns64_sigaaaa; 66 isc_boolean_t * dns64_aaaaok; 67 unsigned int dns64_aaaaoklen; 68 unsigned int dns64_options; 69 unsigned int dns64_ttl; 70}; 71 72#define NS_QUERYATTR_RECURSIONOK 0x0001 73#define NS_QUERYATTR_CACHEOK 0x0002 74#define NS_QUERYATTR_PARTIALANSWER 0x0004 75#define NS_QUERYATTR_NAMEBUFUSED 0x0008 76#define NS_QUERYATTR_RECURSING 0x0010 77#define NS_QUERYATTR_CACHEGLUEOK 0x0020 78#define NS_QUERYATTR_QUERYOKVALID 0x0040 79#define NS_QUERYATTR_QUERYOK 0x0080 80#define NS_QUERYATTR_WANTRECURSION 0x0100 81#define NS_QUERYATTR_SECURE 0x0200 82#define NS_QUERYATTR_NOAUTHORITY 0x0400 83#define NS_QUERYATTR_NOADDITIONAL 0x0800 84#define NS_QUERYATTR_CACHEACLOKVALID 0x1000 85#define NS_QUERYATTR_CACHEACLOK 0x2000 86#define NS_QUERYATTR_DNS64 0x4000 87#define NS_QUERYATTR_DNS64EXCLUDE 0x8000 88 89#ifdef USE_RRL 90#define NS_QUERYATTR_RRL_CHECKED 0x10000 91#endif /* USE_RRL */ 92 93 94isc_result_t 95ns_query_init(ns_client_t *client); 96 97void 98ns_query_free(ns_client_t *client); 99 100void 101ns_query_start(ns_client_t *client); 102 103void 104ns_query_cancel(ns_client_t *client); 105 106#endif /* NAMED_QUERY_H */ 107