isc_result_t
dns_db_findext(dns_db_t *db, dns_name_t *name, dns_dbversion_t *version,
dns_rdatatype_t type, unsigned int options, isc_stdtime_t now,
dns_dbnode_t **nodep, dns_name_t *foundname,
dns_clientinfomethods_t *methods, dns_clientinfo_t *clientinfo,
dns_rdataset_t *rdataset, dns_rdataset_t *sigrdataset)
{
/*
* Find the best match for 'name' and 'type' in version 'version'
* of 'db', passing in 'arg'.
*/
REQUIRE(DNS_DB_VALID(db));
REQUIRE(type != dns_rdatatype_rrsig);
REQUIRE(nodep == NULL || (nodep != NULL && *nodep == NULL));
REQUIRE(dns_name_hasbuffer(foundname));
REQUIRE(rdataset == NULL ||
(DNS_RDATASET_VALID(rdataset) &&
! dns_rdataset_isassociated(rdataset)));
REQUIRE(sigrdataset == NULL ||
(DNS_RDATASET_VALID(sigrdataset) &&
! dns_rdataset_isassociated(sigrdataset)));
if (db->methods->findext != NULL)
return ((db->methods->findext)(db, name, version, type,
options, now, nodep, foundname,
methods, clientinfo,
rdataset, sigrdataset));
else
return ((db->methods->find)(db, name, version, type,
options, now, nodep, foundname,
rdataset, sigrdataset));
}
isc_result_t
dns_dbiterator_origin(dns_dbiterator_t *iterator, dns_name_t *name) {
/*
* Return the origin to which returned node names are relative.
*/
REQUIRE(DNS_DBITERATOR_VALID(iterator));
REQUIRE(iterator->relative_names);
REQUIRE(dns_name_hasbuffer(name));
return (iterator->methods->origin(iterator, name));
}
isc_result_t
dns_dbiterator_current(dns_dbiterator_t *iterator, dns_dbnode_t **nodep,
dns_name_t *name)
{
/*
* Return the current node.
*/
REQUIRE(DNS_DBITERATOR_VALID(iterator));
REQUIRE(nodep != NULL && *nodep == NULL);
REQUIRE(name == NULL || dns_name_hasbuffer(name));
return (iterator->methods->current(iterator, nodep, name));
}
isc_result_t
dns_db_findzonecut(dns_db_t *db, dns_name_t *name,
unsigned int options, isc_stdtime_t now,
dns_dbnode_t **nodep, dns_name_t *foundname,
dns_rdataset_t *rdataset, dns_rdataset_t *sigrdataset)
{
/*
* Find the deepest known zonecut which encloses 'name' in 'db'.
*/
REQUIRE(DNS_DB_VALID(db));
REQUIRE((db->attributes & DNS_DBATTR_CACHE) != 0);
REQUIRE(nodep == NULL || (nodep != NULL && *nodep == NULL));
REQUIRE(dns_name_hasbuffer(foundname));
REQUIRE(sigrdataset == NULL ||
(DNS_RDATASET_VALID(sigrdataset) &&
! dns_rdataset_isassociated(sigrdataset)));
return ((db->methods->findzonecut)(db, name, options, now, nodep,
foundname, rdataset, sigrdataset));
}