2 * Copyright (C) 2004, 2005, 2007-2009, 2011, 2012 Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 1999-2001, 2003 Internet Software Consortium.
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.
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.
28 #include <isc/buffer.h>
31 #include <isc/rwlock.h>
32 #include <isc/string.h>
35 #include <dns/callbacks.h>
37 #include <dns/dbiterator.h>
39 #include <dns/master.h>
40 #include <dns/rdata.h>
41 #include <dns/rdataset.h>
42 #include <dns/rdatasetiter.h>
43 #include <dns/result.h>
49 struct dns_dbimplementation {
51 dns_dbcreatefunc_t create;
54 ISC_LINK(dns_dbimplementation_t) link;
58 *** Supported DB Implementations Registry
62 * Built in database implementations are registered here.
70 static ISC_LIST(dns_dbimplementation_t) implementations;
71 static isc_rwlock_t implock;
72 static isc_once_t once = ISC_ONCE_INIT;
74 static dns_dbimplementation_t rbtimp;
76 static dns_dbimplementation_t rbt64imp;
81 RUNTIME_CHECK(isc_rwlock_init(&implock, 0, 0) == ISC_R_SUCCESS);
84 rbtimp.create = dns_rbtdb_create;
86 rbtimp.driverarg = NULL;
87 ISC_LINK_INIT(&rbtimp, link);
90 rbt64imp.name = "rbt64";
91 rbt64imp.create = dns_rbtdb64_create;
93 rbt64imp.driverarg = NULL;
94 ISC_LINK_INIT(&rbt64imp, link);
97 ISC_LIST_INIT(implementations);
98 ISC_LIST_APPEND(implementations, &rbtimp, link);
100 ISC_LIST_APPEND(implementations, &rbt64imp, link);
104 static inline dns_dbimplementation_t *
105 impfind(const char *name) {
106 dns_dbimplementation_t *imp;
108 for (imp = ISC_LIST_HEAD(implementations);
110 imp = ISC_LIST_NEXT(imp, link))
111 if (strcasecmp(name, imp->name) == 0)
122 dns_db_create(isc_mem_t *mctx, const char *db_type, dns_name_t *origin,
123 dns_dbtype_t type, dns_rdataclass_t rdclass,
124 unsigned int argc, char *argv[], dns_db_t **dbp)
126 dns_dbimplementation_t *impinfo;
128 RUNTIME_CHECK(isc_once_do(&once, initialize) == ISC_R_SUCCESS);
131 * Create a new database using implementation 'db_type'.
134 REQUIRE(dbp != NULL && *dbp == NULL);
135 REQUIRE(dns_name_isabsolute(origin));
137 RWLOCK(&implock, isc_rwlocktype_read);
138 impinfo = impfind(db_type);
139 if (impinfo != NULL) {
141 result = ((impinfo->create)(mctx, origin, type,
143 impinfo->driverarg, dbp));
144 RWUNLOCK(&implock, isc_rwlocktype_read);
148 RWUNLOCK(&implock, isc_rwlocktype_read);
150 isc_log_write(dns_lctx, DNS_LOGCATEGORY_DATABASE,
151 DNS_LOGMODULE_DB, ISC_LOG_ERROR,
152 "unsupported database type '%s'", db_type);
154 return (ISC_R_NOTFOUND);
158 dns_db_attach(dns_db_t *source, dns_db_t **targetp) {
161 * Attach *targetp to source.
164 REQUIRE(DNS_DB_VALID(source));
165 REQUIRE(targetp != NULL && *targetp == NULL);
167 (source->methods->attach)(source, targetp);
169 ENSURE(*targetp == source);
173 dns_db_detach(dns_db_t **dbp) {
176 * Detach *dbp from its database.
179 REQUIRE(dbp != NULL);
180 REQUIRE(DNS_DB_VALID(*dbp));
182 ((*dbp)->methods->detach)(dbp);
184 ENSURE(*dbp == NULL);
188 dns_db_ondestroy(dns_db_t *db, isc_task_t *task, isc_event_t **eventp)
190 REQUIRE(DNS_DB_VALID(db));
192 return (isc_ondestroy_register(&db->ondest, task, eventp));
197 dns_db_iscache(dns_db_t *db) {
200 * Does 'db' have cache semantics?
203 REQUIRE(DNS_DB_VALID(db));
205 if ((db->attributes & DNS_DBATTR_CACHE) != 0)
212 dns_db_iszone(dns_db_t *db) {
215 * Does 'db' have zone semantics?
218 REQUIRE(DNS_DB_VALID(db));
220 if ((db->attributes & (DNS_DBATTR_CACHE|DNS_DBATTR_STUB)) == 0)
227 dns_db_isstub(dns_db_t *db) {
230 * Does 'db' have stub semantics?
233 REQUIRE(DNS_DB_VALID(db));
235 if ((db->attributes & DNS_DBATTR_STUB) != 0)
242 dns_db_isdnssec(dns_db_t *db) {
245 * Is 'db' secure or partially secure?
248 REQUIRE(DNS_DB_VALID(db));
249 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0);
251 if (db->methods->isdnssec != NULL)
252 return ((db->methods->isdnssec)(db));
253 return ((db->methods->issecure)(db));
257 dns_db_issecure(dns_db_t *db) {
263 REQUIRE(DNS_DB_VALID(db));
264 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0);
266 return ((db->methods->issecure)(db));
270 dns_db_ispersistent(dns_db_t *db) {
273 * Is 'db' persistent?
276 REQUIRE(DNS_DB_VALID(db));
278 return ((db->methods->ispersistent)(db));
282 dns_db_origin(dns_db_t *db) {
284 * The origin of the database.
287 REQUIRE(DNS_DB_VALID(db));
289 return (&db->origin);
293 dns_db_class(dns_db_t *db) {
295 * The class of the database.
298 REQUIRE(DNS_DB_VALID(db));
300 return (db->rdclass);
305 dns_db_beginload(dns_db_t *db, dns_addrdatasetfunc_t *addp,
306 dns_dbload_t **dbloadp) {
308 * Begin loading 'db'.
311 REQUIRE(DNS_DB_VALID(db));
312 REQUIRE(addp != NULL && *addp == NULL);
313 REQUIRE(dbloadp != NULL && *dbloadp == NULL);
315 return ((db->methods->beginload)(db, addp, dbloadp));
319 dns_db_endload(dns_db_t *db, dns_dbload_t **dbloadp) {
321 * Finish loading 'db'.
324 REQUIRE(DNS_DB_VALID(db));
325 REQUIRE(dbloadp != NULL && *dbloadp != NULL);
327 return ((db->methods->endload)(db, dbloadp));
331 dns_db_load(dns_db_t *db, const char *filename) {
332 return (dns_db_load3(db, filename, dns_masterformat_text, 0));
336 dns_db_load2(dns_db_t *db, const char *filename, dns_masterformat_t format) {
337 return (dns_db_load3(db, filename, format, 0));
341 dns_db_load3(dns_db_t *db, const char *filename, dns_masterformat_t format,
342 unsigned int options) {
343 isc_result_t result, eresult;
344 dns_rdatacallbacks_t callbacks;
347 * Load master file 'filename' into 'db'.
350 REQUIRE(DNS_DB_VALID(db));
352 if ((db->attributes & DNS_DBATTR_CACHE) != 0)
353 options |= DNS_MASTER_AGETTL;
355 dns_rdatacallbacks_init(&callbacks);
357 result = dns_db_beginload(db, &callbacks.add, &callbacks.add_private);
358 if (result != ISC_R_SUCCESS)
360 result = dns_master_loadfile2(filename, &db->origin, &db->origin,
361 db->rdclass, options,
362 &callbacks, db->mctx, format);
363 eresult = dns_db_endload(db, &callbacks.add_private);
365 * We always call dns_db_endload(), but we only want to return its
366 * result if dns_master_loadfile() succeeded. If dns_master_loadfile()
367 * failed, we want to return the result code it gave us.
369 if (eresult != ISC_R_SUCCESS &&
370 (result == ISC_R_SUCCESS || result == DNS_R_SEENINCLUDE))
377 dns_db_dump(dns_db_t *db, dns_dbversion_t *version, const char *filename) {
378 return ((db->methods->dump)(db, version, filename,
379 dns_masterformat_text));
383 dns_db_dump2(dns_db_t *db, dns_dbversion_t *version, const char *filename,
384 dns_masterformat_t masterformat) {
386 * Dump 'db' into master file 'filename' in the 'masterformat' format.
387 * XXXJT: is it okay to modify the interface to the existing "dump"
391 REQUIRE(DNS_DB_VALID(db));
393 return ((db->methods->dump)(db, version, filename, masterformat));
402 dns_db_currentversion(dns_db_t *db, dns_dbversion_t **versionp) {
405 * Open the current version for reading.
408 REQUIRE(DNS_DB_VALID(db));
409 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0);
410 REQUIRE(versionp != NULL && *versionp == NULL);
412 (db->methods->currentversion)(db, versionp);
416 dns_db_newversion(dns_db_t *db, dns_dbversion_t **versionp) {
419 * Open a new version for reading and writing.
422 REQUIRE(DNS_DB_VALID(db));
423 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0);
424 REQUIRE(versionp != NULL && *versionp == NULL);
426 return ((db->methods->newversion)(db, versionp));
430 dns_db_attachversion(dns_db_t *db, dns_dbversion_t *source,
431 dns_dbversion_t **targetp)
434 * Attach '*targetp' to 'source'.
437 REQUIRE(DNS_DB_VALID(db));
438 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0);
439 REQUIRE(source != NULL);
440 REQUIRE(targetp != NULL && *targetp == NULL);
442 (db->methods->attachversion)(db, source, targetp);
444 ENSURE(*targetp != NULL);
448 dns_db_closeversion(dns_db_t *db, dns_dbversion_t **versionp,
449 isc_boolean_t commit)
453 * Close version '*versionp'.
456 REQUIRE(DNS_DB_VALID(db));
457 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0);
458 REQUIRE(versionp != NULL && *versionp != NULL);
460 (db->methods->closeversion)(db, versionp, commit);
462 ENSURE(*versionp == NULL);
470 dns_db_findnode(dns_db_t *db, dns_name_t *name,
471 isc_boolean_t create, dns_dbnode_t **nodep)
475 * Find the node with name 'name'.
478 REQUIRE(DNS_DB_VALID(db));
479 REQUIRE(nodep != NULL && *nodep == NULL);
481 return ((db->methods->findnode)(db, name, create, nodep));
485 dns_db_findnsec3node(dns_db_t *db, dns_name_t *name,
486 isc_boolean_t create, dns_dbnode_t **nodep)
490 * Find the node with name 'name'.
493 REQUIRE(DNS_DB_VALID(db));
494 REQUIRE(nodep != NULL && *nodep == NULL);
496 return ((db->methods->findnsec3node)(db, name, create, nodep));
500 dns_db_find(dns_db_t *db, dns_name_t *name, dns_dbversion_t *version,
501 dns_rdatatype_t type, unsigned int options, isc_stdtime_t now,
502 dns_dbnode_t **nodep, dns_name_t *foundname,
503 dns_rdataset_t *rdataset, dns_rdataset_t *sigrdataset)
507 * Find the best match for 'name' and 'type' in version 'version'
511 REQUIRE(DNS_DB_VALID(db));
512 REQUIRE(type != dns_rdatatype_rrsig);
513 REQUIRE(nodep == NULL || (nodep != NULL && *nodep == NULL));
514 REQUIRE(dns_name_hasbuffer(foundname));
515 REQUIRE(rdataset == NULL ||
516 (DNS_RDATASET_VALID(rdataset) &&
517 ! dns_rdataset_isassociated(rdataset)));
518 REQUIRE(sigrdataset == NULL ||
519 (DNS_RDATASET_VALID(sigrdataset) &&
520 ! dns_rdataset_isassociated(sigrdataset)));
522 return ((db->methods->find)(db, name, version, type, options, now,
523 nodep, foundname, rdataset, sigrdataset));
527 dns_db_findzonecut(dns_db_t *db, dns_name_t *name,
528 unsigned int options, isc_stdtime_t now,
529 dns_dbnode_t **nodep, dns_name_t *foundname,
530 dns_rdataset_t *rdataset, dns_rdataset_t *sigrdataset)
533 * Find the deepest known zonecut which encloses 'name' in 'db'.
536 REQUIRE(DNS_DB_VALID(db));
537 REQUIRE((db->attributes & DNS_DBATTR_CACHE) != 0);
538 REQUIRE(nodep == NULL || (nodep != NULL && *nodep == NULL));
539 REQUIRE(dns_name_hasbuffer(foundname));
540 REQUIRE(sigrdataset == NULL ||
541 (DNS_RDATASET_VALID(sigrdataset) &&
542 ! dns_rdataset_isassociated(sigrdataset)));
544 return ((db->methods->findzonecut)(db, name, options, now, nodep,
545 foundname, rdataset, sigrdataset));
549 dns_db_attachnode(dns_db_t *db, dns_dbnode_t *source, dns_dbnode_t **targetp) {
552 * Attach *targetp to source.
555 REQUIRE(DNS_DB_VALID(db));
556 REQUIRE(source != NULL);
557 REQUIRE(targetp != NULL && *targetp == NULL);
559 (db->methods->attachnode)(db, source, targetp);
563 dns_db_detachnode(dns_db_t *db, dns_dbnode_t **nodep) {
566 * Detach *nodep from its node.
569 REQUIRE(DNS_DB_VALID(db));
570 REQUIRE(nodep != NULL && *nodep != NULL);
572 (db->methods->detachnode)(db, nodep);
574 ENSURE(*nodep == NULL);
578 dns_db_transfernode(dns_db_t *db, dns_dbnode_t **sourcep,
579 dns_dbnode_t **targetp)
581 REQUIRE(DNS_DB_VALID(db));
582 REQUIRE(targetp != NULL && *targetp == NULL);
584 * This doesn't check the implementation magic. If we find that
585 * we need such checks in future then this will be done in the
588 REQUIRE(sourcep != NULL && *sourcep != NULL);
592 if (db->methods->transfernode == NULL) {
596 (db->methods->transfernode)(db, sourcep, targetp);
598 ENSURE(*sourcep == NULL);
602 dns_db_expirenode(dns_db_t *db, dns_dbnode_t *node, isc_stdtime_t now) {
605 * Mark as stale all records at 'node' which expire at or before 'now'.
608 REQUIRE(DNS_DB_VALID(db));
609 REQUIRE((db->attributes & DNS_DBATTR_CACHE) != 0);
610 REQUIRE(node != NULL);
612 return ((db->methods->expirenode)(db, node, now));
616 dns_db_printnode(dns_db_t *db, dns_dbnode_t *node, FILE *out) {
618 * Print a textual representation of the contents of the node to
622 REQUIRE(DNS_DB_VALID(db));
623 REQUIRE(node != NULL);
625 (db->methods->printnode)(db, node, out);
629 *** DB Iterator Creation
633 dns_db_createiterator(dns_db_t *db, unsigned int flags,
634 dns_dbiterator_t **iteratorp)
637 * Create an iterator for version 'version' of 'db'.
640 REQUIRE(DNS_DB_VALID(db));
641 REQUIRE(iteratorp != NULL && *iteratorp == NULL);
643 return (db->methods->createiterator(db, flags, iteratorp));
651 dns_db_findrdataset(dns_db_t *db, dns_dbnode_t *node, dns_dbversion_t *version,
652 dns_rdatatype_t type, dns_rdatatype_t covers,
653 isc_stdtime_t now, dns_rdataset_t *rdataset,
654 dns_rdataset_t *sigrdataset)
657 * Search for an rdataset of type 'type' at 'node' that are in version
658 * 'version' of 'db'. If found, make 'rdataset' refer to it.
661 REQUIRE(DNS_DB_VALID(db));
662 REQUIRE(node != NULL);
663 REQUIRE(DNS_RDATASET_VALID(rdataset));
664 REQUIRE(! dns_rdataset_isassociated(rdataset));
665 REQUIRE(covers == 0 || type == dns_rdatatype_rrsig);
666 REQUIRE(type != dns_rdatatype_any);
667 REQUIRE(sigrdataset == NULL ||
668 (DNS_RDATASET_VALID(sigrdataset) &&
669 ! dns_rdataset_isassociated(sigrdataset)));
671 return ((db->methods->findrdataset)(db, node, version, type, covers,
672 now, rdataset, sigrdataset));
676 dns_db_allrdatasets(dns_db_t *db, dns_dbnode_t *node, dns_dbversion_t *version,
677 isc_stdtime_t now, dns_rdatasetiter_t **iteratorp)
680 * Make '*iteratorp' an rdataset iteratator for all rdatasets at
681 * 'node' in version 'version' of 'db'.
684 REQUIRE(DNS_DB_VALID(db));
685 REQUIRE(iteratorp != NULL && *iteratorp == NULL);
687 return ((db->methods->allrdatasets)(db, node, version, now,
692 dns_db_addrdataset(dns_db_t *db, dns_dbnode_t *node, dns_dbversion_t *version,
693 isc_stdtime_t now, dns_rdataset_t *rdataset,
694 unsigned int options, dns_rdataset_t *addedrdataset)
697 * Add 'rdataset' to 'node' in version 'version' of 'db'.
700 REQUIRE(DNS_DB_VALID(db));
701 REQUIRE(node != NULL);
702 REQUIRE(((db->attributes & DNS_DBATTR_CACHE) == 0 && version != NULL)||
703 ((db->attributes & DNS_DBATTR_CACHE) != 0 &&
704 version == NULL && (options & DNS_DBADD_MERGE) == 0));
705 REQUIRE((options & DNS_DBADD_EXACT) == 0 ||
706 (options & DNS_DBADD_MERGE) != 0);
707 REQUIRE(DNS_RDATASET_VALID(rdataset));
708 REQUIRE(dns_rdataset_isassociated(rdataset));
709 REQUIRE(rdataset->rdclass == db->rdclass);
710 REQUIRE(addedrdataset == NULL ||
711 (DNS_RDATASET_VALID(addedrdataset) &&
712 ! dns_rdataset_isassociated(addedrdataset)));
714 return ((db->methods->addrdataset)(db, node, version, now, rdataset,
715 options, addedrdataset));
719 dns_db_subtractrdataset(dns_db_t *db, dns_dbnode_t *node,
720 dns_dbversion_t *version, dns_rdataset_t *rdataset,
721 unsigned int options, dns_rdataset_t *newrdataset)
724 * Remove any rdata in 'rdataset' from 'node' in version 'version' of
728 REQUIRE(DNS_DB_VALID(db));
729 REQUIRE(node != NULL);
730 REQUIRE((db->attributes & DNS_DBATTR_CACHE) == 0 && version != NULL);
731 REQUIRE(DNS_RDATASET_VALID(rdataset));
732 REQUIRE(dns_rdataset_isassociated(rdataset));
733 REQUIRE(rdataset->rdclass == db->rdclass);
734 REQUIRE(newrdataset == NULL ||
735 (DNS_RDATASET_VALID(newrdataset) &&
736 ! dns_rdataset_isassociated(newrdataset)));
738 return ((db->methods->subtractrdataset)(db, node, version, rdataset,
739 options, newrdataset));
743 dns_db_deleterdataset(dns_db_t *db, dns_dbnode_t *node,
744 dns_dbversion_t *version, dns_rdatatype_t type,
745 dns_rdatatype_t covers)
748 * Make it so that no rdataset of type 'type' exists at 'node' in
749 * version version 'version' of 'db'.
752 REQUIRE(DNS_DB_VALID(db));
753 REQUIRE(node != NULL);
754 REQUIRE(((db->attributes & DNS_DBATTR_CACHE) == 0 && version != NULL)||
755 ((db->attributes & DNS_DBATTR_CACHE) != 0 && version == NULL));
757 return ((db->methods->deleterdataset)(db, node, version,
762 dns_db_overmem(dns_db_t *db, isc_boolean_t overmem) {
764 REQUIRE(DNS_DB_VALID(db));
766 (db->methods->overmem)(db, overmem);
770 dns_db_getsoaserial(dns_db_t *db, dns_dbversion_t *ver, isc_uint32_t *serialp)
773 dns_dbnode_t *node = NULL;
774 dns_rdataset_t rdataset;
775 dns_rdata_t rdata = DNS_RDATA_INIT;
778 REQUIRE(dns_db_iszone(db) || dns_db_isstub(db));
780 result = dns_db_findnode(db, dns_db_origin(db), ISC_FALSE, &node);
781 if (result != ISC_R_SUCCESS)
784 dns_rdataset_init(&rdataset);
785 result = dns_db_findrdataset(db, node, ver, dns_rdatatype_soa, 0,
786 (isc_stdtime_t)0, &rdataset, NULL);
787 if (result != ISC_R_SUCCESS)
790 result = dns_rdataset_first(&rdataset);
791 if (result != ISC_R_SUCCESS)
793 dns_rdataset_current(&rdataset, &rdata);
794 result = dns_rdataset_next(&rdataset);
795 INSIST(result == ISC_R_NOMORE);
797 INSIST(rdata.length > 20);
798 isc_buffer_init(&buffer, rdata.data, rdata.length);
799 isc_buffer_add(&buffer, rdata.length);
800 isc_buffer_forward(&buffer, rdata.length - 20);
801 *serialp = isc_buffer_getuint32(&buffer);
803 result = ISC_R_SUCCESS;
806 dns_rdataset_disassociate(&rdataset);
809 dns_db_detachnode(db, &node);
814 dns_db_nodecount(dns_db_t *db) {
815 REQUIRE(DNS_DB_VALID(db));
817 return ((db->methods->nodecount)(db));
821 dns_db_settask(dns_db_t *db, isc_task_t *task) {
822 REQUIRE(DNS_DB_VALID(db));
824 (db->methods->settask)(db, task);
828 dns_db_register(const char *name, dns_dbcreatefunc_t create, void *driverarg,
829 isc_mem_t *mctx, dns_dbimplementation_t **dbimp)
831 dns_dbimplementation_t *imp;
833 REQUIRE(name != NULL);
834 REQUIRE(dbimp != NULL && *dbimp == NULL);
836 RUNTIME_CHECK(isc_once_do(&once, initialize) == ISC_R_SUCCESS);
838 RWLOCK(&implock, isc_rwlocktype_write);
841 RWUNLOCK(&implock, isc_rwlocktype_write);
842 return (ISC_R_EXISTS);
845 imp = isc_mem_get(mctx, sizeof(dns_dbimplementation_t));
847 RWUNLOCK(&implock, isc_rwlocktype_write);
848 return (ISC_R_NOMEMORY);
851 imp->create = create;
853 imp->driverarg = driverarg;
854 isc_mem_attach(mctx, &imp->mctx);
855 ISC_LINK_INIT(imp, link);
856 ISC_LIST_APPEND(implementations, imp, link);
857 RWUNLOCK(&implock, isc_rwlocktype_write);
861 return (ISC_R_SUCCESS);
865 dns_db_unregister(dns_dbimplementation_t **dbimp) {
866 dns_dbimplementation_t *imp;
869 REQUIRE(dbimp != NULL && *dbimp != NULL);
871 RUNTIME_CHECK(isc_once_do(&once, initialize) == ISC_R_SUCCESS);
875 RWLOCK(&implock, isc_rwlocktype_write);
876 ISC_LIST_UNLINK(implementations, imp, link);
878 isc_mem_put(mctx, imp, sizeof(dns_dbimplementation_t));
879 isc_mem_detach(&mctx);
880 RWUNLOCK(&implock, isc_rwlocktype_write);
881 ENSURE(*dbimp == NULL);
885 dns_db_getoriginnode(dns_db_t *db, dns_dbnode_t **nodep) {
886 REQUIRE(DNS_DB_VALID(db));
887 REQUIRE(dns_db_iszone(db) == ISC_TRUE);
888 REQUIRE(nodep != NULL && *nodep == NULL);
890 if (db->methods->getoriginnode != NULL)
891 return ((db->methods->getoriginnode)(db, nodep));
893 return (ISC_R_NOTFOUND);
897 dns_db_getrrsetstats(dns_db_t *db) {
898 REQUIRE(DNS_DB_VALID(db));
900 if (db->methods->getrrsetstats != NULL)
901 return ((db->methods->getrrsetstats)(db));
907 dns_db_getnsec3parameters(dns_db_t *db, dns_dbversion_t *version,
908 dns_hash_t *hash, isc_uint8_t *flags,
909 isc_uint16_t *iterations,
910 unsigned char *salt, size_t *salt_length)
912 REQUIRE(DNS_DB_VALID(db));
913 REQUIRE(dns_db_iszone(db) == ISC_TRUE);
915 if (db->methods->getnsec3parameters != NULL)
916 return ((db->methods->getnsec3parameters)(db, version, hash,
920 return (ISC_R_NOTFOUND);
924 dns_db_setsigningtime(dns_db_t *db, dns_rdataset_t *rdataset,
925 isc_stdtime_t resign)
927 if (db->methods->setsigningtime != NULL)
928 return ((db->methods->setsigningtime)(db, rdataset, resign));
929 return (ISC_R_NOTIMPLEMENTED);
933 dns_db_getsigningtime(dns_db_t *db, dns_rdataset_t *rdataset, dns_name_t *name)
935 if (db->methods->getsigningtime != NULL)
936 return ((db->methods->getsigningtime)(db, rdataset, name));
937 return (ISC_R_NOTFOUND);
941 dns_db_resigned(dns_db_t *db, dns_rdataset_t *rdataset,
942 dns_dbversion_t *version)
944 if (db->methods->resigned != NULL)
945 (db->methods->resigned)(db, rdataset, version);
949 dns_db_rpz_enabled(dns_db_t *db, dns_rpz_st_t *st)
951 if (db->methods->rpz_enabled != NULL)
952 (db->methods->rpz_enabled)(db, st);
956 dns_db_rpz_findips(dns_rpz_zone_t *rpz, dns_rpz_type_t rpz_type,
957 dns_zone_t *zone, dns_db_t *db, dns_dbversion_t *version,
958 dns_rdataset_t *ardataset, dns_rpz_st_t *st,
959 dns_name_t *query_qname)
961 if (db->methods->rpz_findips != NULL)
962 (db->methods->rpz_findips)(rpz, rpz_type, zone, db, version,
963 ardataset, st, query_qname);