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?? badcache.h(3.29 KB)
?? bit.h(807 B)
?? byaddr.h(3.91 KB)
?? cache.h(8.44 KB)
?? callbacks.h(2.22 KB)
?? catz.h(11.56 KB)
?? cert.h(1.43 KB)
?? client.h(21.53 KB)
?? clientinfo.h(1.96 KB)
?? compress.h(6.49 KB)
?? db.h(45.96 KB)
?? dbiterator.h(7.25 KB)
?? dbtable.h(3.09 KB)
?? diff.h(6.82 KB)
?? dispatch.h(16.04 KB)
?? dlz.h(10.37 KB)
?? dlz_dlopen.h(4.57 KB)
?? dns64.h(5.5 KB)
?? dnssec.h(11.83 KB)
?? dnstap.h(9.14 KB)
?? ds.h(1.2 KB)
?? dsdigest.h(1.68 KB)
?? dyndb.h(4.72 KB)
?? ecdb.h(809 B)
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?? enumclass.h(1.19 KB)
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?? events.h(3.96 KB)
?? fixedname.h(1.62 KB)
?? forward.h(3.37 KB)
?? geoip.h(2.73 KB)
?? ipkeylist.h(2.13 KB)
?? iptable.h(1.58 KB)
?? journal.h(8.03 KB)
?? keydata.h(1.03 KB)
?? keyflags.h(1.25 KB)
?? keytable.h(9.24 KB)
?? keyvalues.h(4.06 KB)
?? lib.h(1.16 KB)
?? log.h(3.87 KB)
?? lookup.h(2.86 KB)
?? master.h(11.02 KB)
?? masterdump.h(12.35 KB)
?? message.h(38.11 KB)
?? name.h(36.25 KB)
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?? peer.h(5.83 KB)
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?? rbt.h(39.67 KB)
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?? rdata.h(21.11 KB)
?? rdataclass.h(2.2 KB)
?? rdatalist.h(2.51 KB)
?? rdataset.h(21.03 KB)
?? rdatasetiter.h(3.83 KB)
?? rdataslab.h(4.4 KB)
?? rdatastruct.h(60.14 KB)
?? rdatatype.h(2.24 KB)
?? request.h(10.89 KB)
?? resolver.h(19.75 KB)
?? result.h(9.07 KB)
?? rootns.h(892 B)
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?? rriterator.h(4.13 KB)
?? rrl.h(6.48 KB)
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?? tcpmsg.h(3.07 KB)
?? time.h(1.66 KB)
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?? tkey.h(7.45 KB)
?? tsec.h(2.88 KB)
?? tsig.h(8.19 KB)
?? ttl.h(1.9 KB)
?? types.h(13.83 KB)
?? update.h(1.61 KB)
?? validator.h(6.99 KB)
?? version.h(868 B)
?? view.h(34.45 KB)
?? xfrin.h(2.86 KB)
?? zone.h(59.44 KB)
?? zonekey.h(777 B)
?? zt.h(5.43 KB)

Editing: rriterator.h

/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef DNS_RRITERATOR_H
#define DNS_RRITERATOR_H 1

/*****
 ***** Module Info
 *****/

/*! \file dns/rriterator.h
 * \brief
 * Functions for "walking" a zone database, visiting each RR or RRset in turn.
 */

/*****
 ***** Imports
 *****/

#include <inttypes.h>

#include <isc/lang.h>
#include <isc/magic.h>
#include <isc/ondestroy.h>
#include <isc/stdtime.h>

#include <dns/db.h>
#include <dns/dbiterator.h>
#include <dns/fixedname.h>
#include <dns/name.h>
#include <dns/rdata.h>
#include <dns/rdataset.h>
#include <dns/rdatasetiter.h>
#include <dns/types.h>

ISC_LANG_BEGINDECLS

/*****
 ***** Types
 *****/

/*%
 * A dns_rriterator_t is an iterator that iterates over an entire database,
 * returning one RR at a time, in some arbitrary order.
 */

typedef struct dns_rriterator {
	unsigned int		magic;
	isc_result_t		result;
	dns_db_t		*db;
	dns_dbiterator_t 	*dbit;
	dns_dbversion_t 	*ver;
	isc_stdtime_t		now;
	dns_dbnode_t		*node;
	dns_fixedname_t		fixedname;
	dns_rdatasetiter_t 	*rdatasetit;
	dns_rdataset_t 		rdataset;
	dns_rdata_t		rdata;
} dns_rriterator_t;

#define RRITERATOR_MAGIC		ISC_MAGIC('R', 'R', 'I', 't')
#define VALID_RRITERATOR(m)		ISC_MAGIC_VALID(m, RRITERATOR_MAGIC)

isc_result_t
dns_rriterator_init(dns_rriterator_t *it, dns_db_t *db,
		       dns_dbversion_t *ver, isc_stdtime_t now);
/*%
 * Initialize an rriterator; sets the cursor to the origin node
 * of the database.
 *
 * Requires:
 *
 * \li	'db' is a valid database.
 *
 * Returns:
 *
 * \li	#ISC_R_SUCCESS
 * \li	#ISC_R_NOMEMORY
 */

isc_result_t
dns_rriterator_first(dns_rriterator_t *it);
/*%<
 * Move the rriterator cursor to the first rdata in the database.
 *
 * Requires:
 *\li	'it' is a valid, initialized rriterator
 *
 * Returns:
 *\li	#ISC_R_SUCCESS
 *\li	#ISC_R_NOMORE			There are no rdata in the set.
 */

isc_result_t
dns_rriterator_nextrrset(dns_rriterator_t *it);
/*%<
 * Move the rriterator cursor to the next rrset in the database,
 * skipping over any remaining records that have the same rdatatype
 * as the current one.
 *
 * Requires:
 *\li	'it' is a valid, initialized rriterator
 *
 * Returns:
 *\li	#ISC_R_SUCCESS
 *\li	#ISC_R_NOMORE			No more rrsets in the database
 */

isc_result_t
dns_rriterator_next(dns_rriterator_t *it);
/*%<
 * Move the rriterator cursor to the next rrset in the database,
 * skipping over any remaining records that have the same rdatatype
 * as the current one.
 *
 * Requires:
 *\li	'it' is a valid, initialized rriterator
 *
 * Returns:
 *\li	#ISC_R_SUCCESS
 *\li	#ISC_R_NOMORE			No more records in the database
 */

void
dns_rriterator_current(dns_rriterator_t *it, dns_name_t **name,
			  uint32_t *ttl, dns_rdataset_t **rdataset,
			  dns_rdata_t **rdata);
/*%<
 * Make '*name' refer to the current name.  If 'rdataset' is not NULL,
 * make '*rdataset' refer to the current * rdataset.  If '*rdata' is not
 * NULL, make '*rdata' refer to the current record.
 *
 * Requires:
 *\li	'*name' is a valid name object
 *\li	'rdataset' is NULL or '*rdataset' is NULL
 *\li	'rdata' is NULL or '*rdata' is NULL
 *
 * Ensures:
 *\li	'rdata' refers to the rdata at the rdata cursor location of
 *\li	'rdataset'.
 */

void
dns_rriterator_pause(dns_rriterator_t *it);
/*%<
 * Pause rriterator.  Frees any locks held by the database iterator.
 * Callers should use this routine any time they are not going to
 * execute another rriterator method in the immediate future.
 *
 * Requires:
 *\li	'it' is a valid iterator.
 *
 * Ensures:
 *\li	Any database locks being held for efficiency of iterator access are
 *	released.
 */

void
dns_rriterator_destroy(dns_rriterator_t *it);
/*%<
 * Shut down and free resources in rriterator 'it'.
 *
 * Requires:
 *
 *\li	'it' is a valid iterator.
 *
 * Ensures:
 *
 *\li	All resources used by the rriterator are freed.
 */

ISC_LANG_ENDDECLS

#endif /* DNS_RRITERATOR_H */

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Editing: rriterator.h

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