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📄 badcache.h(3.28 KB)
📄 bit.h(856 B)
📄 byaddr.h(3.89 KB)
📄 cache.h(7.95 KB)
📄 callbacks.h(2.22 KB)
📄 catz.h(11.54 KB)
📄 cert.h(1.43 KB)
📄 client.h(21.52 KB)
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📄 compress.h(6.51 KB)
📄 db.h(44.68 KB)
📄 dbiterator.h(7.26 KB)
📄 dbtable.h(3.09 KB)
📄 diff.h(6.82 KB)
📄 dispatch.h(16.05 KB)
📄 dlz.h(10.38 KB)
📄 dlz_dlopen.h(4.54 KB)
📄 dns64.h(5.51 KB)
📄 dnssec.h(12 KB)
📄 dnstap.h(9.2 KB)
📄 ds.h(1.19 KB)
📄 dsdigest.h(1.68 KB)
📄 dyndb.h(4.72 KB)
📄 ecdb.h(808 B)
📄 edns.h(721 B)
📄 enumclass.h(1.19 KB)
📄 enumtype.h(7.74 KB)
📄 events.h(3.96 KB)
📄 fixedname.h(1.56 KB)
📄 forward.h(3.37 KB)
📄 geoip.h(2.34 KB)
📄 ipkeylist.h(2.12 KB)
📄 iptable.h(1.6 KB)
📄 journal.h(8.05 KB)
📄 keydata.h(1.02 KB)
📄 keyflags.h(1.25 KB)
📄 keytable.h(9.28 KB)
📄 keyvalues.h(4.06 KB)
📄 lib.h(1.16 KB)
📄 log.h(3.87 KB)
📄 lookup.h(2.85 KB)
📄 master.h(11.08 KB)
📄 masterdump.h(12.35 KB)
📄 message.h(38.28 KB)
📄 name.h(36.4 KB)
📄 ncache.h(4.8 KB)
📄 nsec.h(2.88 KB)
📄 nsec3.h(8.17 KB)
📄 nta.h(4.32 KB)
📄 opcode.h(1006 B)
📄 order.h(1.95 KB)
📄 peer.h(6.06 KB)
📄 portlist.h(2.05 KB)
📄 private.h(1.9 KB)
📄 rbt.h(39.7 KB)
📄 rcode.h(2.42 KB)
📄 rdata.h(20.92 KB)
📄 rdataclass.h(2.2 KB)
📄 rdatalist.h(2.51 KB)
📄 rdataset.h(20.85 KB)
📄 rdatasetiter.h(3.83 KB)
📄 rdataslab.h(4.29 KB)
📄 rdatastruct.h(57.57 KB)
📄 rdatatype.h(2.24 KB)
📄 request.h(10.89 KB)
📄 resolver.h(18.63 KB)
📄 result.h(8.57 KB)
📄 rootns.h(891 B)
📄 rpz.h(10.09 KB)
📄 rriterator.h(4.17 KB)
📄 rrl.h(6.49 KB)
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📄 sdlz.h(13.87 KB)
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📄 secproto.h(1.52 KB)
📄 soa.h(2.17 KB)
📄 ssu.h(8.09 KB)
📄 stats.h(13.15 KB)
📄 tcpmsg.h(3.05 KB)
📄 time.h(1.66 KB)
📄 timer.h(1.02 KB)
📄 tkey.h(7.43 KB)
📄 tsec.h(2.88 KB)
📄 tsig.h(8.06 KB)
📄 ttl.h(1.93 KB)
📄 types.h(13.65 KB)
📄 update.h(1.61 KB)
📄 validator.h(7.02 KB)
📄 version.h(867 B)
📄 view.h(34.69 KB)
📄 xfrin.h(2.85 KB)
📄 zone.h(59.8 KB)
📄 zonekey.h(763 B)
📄 zt.h(5.31 KB)

Editing: nta.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 http://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef DNS_NTA_H
#define DNS_NTA_H 1

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

/*! \file
 * \brief
 * The NTA module provides services for storing and retrieving negative
 * trust anchors, and determine whether a given domain is subject to
 * DNSSEC validation.
 */

#include <isc/buffer.h>
#include <isc/lang.h>
#include <isc/magic.h>
#include <isc/refcount.h>
#include <isc/rwlock.h>
#include <isc/stdtime.h>
#include <isc/task.h>
#include <isc/timer.h>

#include <dns/types.h>
#include <dns/rdataset.h>
#include <dns/resolver.h>
#include <dns/view.h>

ISC_LANG_BEGINDECLS

struct dns_ntatable {
	/* Unlocked. */
	unsigned int		magic;
	dns_view_t		*view;
	isc_rwlock_t		rwlock;
	isc_taskmgr_t		*taskmgr;
	isc_timermgr_t		*timermgr;
	isc_task_t		*task;
	/* Locked by rwlock. */
	isc_uint32_t		references;
	dns_rbt_t		*table;
};

#define NTATABLE_MAGIC		ISC_MAGIC('N', 'T', 'A', 't')
#define VALID_NTATABLE(nt) 	ISC_MAGIC_VALID(nt, NTATABLE_MAGIC)

isc_result_t
dns_ntatable_create(dns_view_t *view,
		    isc_taskmgr_t *taskmgr, isc_timermgr_t *timermgr,
		    dns_ntatable_t **ntatablep);
/*%<
 * Create an NTA table in view 'view'.
 *
 * Requires:
 *
 *\li	'view' is a valid view.
 *
 *\li	'tmgr' is a valid timer manager.
 *
 *\li	ntatablep != NULL && *ntatablep == NULL
 *
 * Ensures:
 *
 *\li	On success, *ntatablep is a valid, empty NTA table.
 *
 * Returns:
 *
 *\li	ISC_R_SUCCESS
 *\li	Any other result indicates failure.
 */

void
dns_ntatable_attach(dns_ntatable_t *source, dns_ntatable_t **targetp);
/*%<
 * Attach *targetp to source.
 *
 * Requires:
 *
 *\li	'source' is a valid ntatable.
 *
 *\li	'targetp' points to a NULL dns_ntatable_t *.
 *
 * Ensures:
 *
 *\li	*targetp is attached to source.
 */

void
dns_ntatable_detach(dns_ntatable_t **ntatablep);
/*%<
 * Detach *ntatablep from its ntatable.
 *
 * Requires:
 *
 *\li	'ntatablep' points to a valid ntatable.
 *
 * Ensures:
 *
 *\li	*ntatablep is NULL.
 *
 *\li	If '*ntatablep' is the last reference to the ntatable,
 *		all resources used by the ntatable will be freed
 */

isc_result_t
dns_ntatable_add(dns_ntatable_t *ntatable, dns_name_t *name,
		 isc_boolean_t force, isc_stdtime_t now,
		 isc_uint32_t lifetime);
/*%<
 * Add a negative trust anchor to 'ntatable' for name 'name',
 * which will expire at time 'now' + 'lifetime'.  If 'force' is ISC_FALSE,
 * then the name will be checked periodically to see if it's bogus;
 * if not, then the NTA will be allowed to expire early.
 *
 * Notes:
 *
 *\li   If an NTA already exists in the table, its expiry time
 *      is updated.
 *
 * Requires:
 *
 *\li	'ntatable' points to a valid ntatable.
 *
 *\li	'name' points to a valid name.
 *
 * Returns:
 *
 *\li	ISC_R_SUCCESS
 *
 *\li	Any other result indicates failure.
 */

isc_result_t
dns_ntatable_delete(dns_ntatable_t *ntatable, dns_name_t *keyname);
/*%<
 * Delete node(s) from 'ntatable' matching name 'keyname'
 *
 * Requires:
 *
 *\li	'ntatable' points to a valid ntatable.
 *
 *\li	'name' is not NULL
 *
 * Returns:
 *
 *\li	ISC_R_SUCCESS
 *
 *\li	Any other result indicates failure.
 */

isc_boolean_t
dns_ntatable_covered(dns_ntatable_t *ntatable, isc_stdtime_t now,
		     dns_name_t *name, dns_name_t *anchor);
/*%<
 * Return ISC_TRUE if 'name' is below a non-expired negative trust
 * anchor which in turn is at or below 'anchor'.
 *
 * If 'ntatable' has not been initialized, return ISC_FALSE.
 *
 * Requires:
 *
 *\li	'ntatable' is NULL or is a valid ntatable.
 *
 *\li	'name' is a valid absolute name.
 */

isc_result_t
dns_ntatable_totext(dns_ntatable_t *ntatable, isc_buffer_t **buf);
/*%<
 * Dump the NTA table to buffer at 'buf'
 *
 * Requires:
 * \li   "ntatable" is a valid table.
 *
 * \li   "*buf" is a valid buffer.
 */

isc_result_t
dns_ntatable_dump(dns_ntatable_t *ntatable, FILE *fp);
/*%<
 * Dump the NTA table to the file opened as 'fp'.
 */

isc_result_t
dns_ntatable_save(dns_ntatable_t *ntatable, FILE *fp);
/*%<
 * Save the NTA table to the file opened as 'fp', for later loading.
 */
ISC_LANG_ENDDECLS

#endif /* DNS_NTA_H */

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Editing: nta.h

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