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noexact support

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This commit is contained in:
Bob Halley 2000-04-19 18:49:11 +00:00
parent 398b196682
commit dded35f92d
2 changed files with 17 additions and 4 deletions
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12
lib/dns/dbtable.c
View file

@ -16,7 +16,7 @@
*/
/*
* $Id: dbtable.c,v 1.15 2000/04/19 18:23:30 halley Exp $
* $Id: dbtable.c,v 1.16 2000/04/19 18:49:10 halley Exp $
*/
/*
@ -270,15 +270,21 @@ dns_dbtable_removedefault(dns_dbtable_t *dbtable) {
}
isc_result_t
dns_dbtable_find(dns_dbtable_t *dbtable, dns_name_t *name, dns_db_t **dbp) {
dns_dbtable_find(dns_dbtable_t *dbtable, dns_name_t *name,
unsigned int options, dns_db_t **dbp)
{
dns_db_t *stored_data = NULL;
isc_result_t result;
unsigned int rbtoptions = 0;
REQUIRE(dbp != NULL && *dbp == NULL);
if ((options & DNS_DBTABLEFIND_NOEXACT) != 0)
rbtoptions |= DNS_RBTFIND_NOEXACT;
RWLOCK(&dbtable->tree_lock, isc_rwlocktype_read);
result = dns_rbt_findname(dbtable->rbt, name, 0, NULL,
result = dns_rbt_findname(dbtable->rbt, name, rbtoptions, NULL,
(void **)&stored_data);
if (result == ISC_R_SUCCESS || result == DNS_R_PARTIALMATCH)

9
lib/dns/include/dns/dbtable.h
View file

@ -46,6 +46,8 @@
#include <dns/result.h>
#include <dns/types.h>
#define DNS_DBTABLEFIND_NOEXACT 0x01
isc_result_t
dns_dbtable_create(isc_mem_t *mctx, dns_rdataclass_t rdclass,
dns_dbtable_t **dbtablep);
@ -138,10 +140,15 @@ dns_dbtable_removedefault(dns_dbtable_t *dbtable);
*/
isc_result_t
dns_dbtable_find(dns_dbtable_t *dbtable, dns_name_t *name, dns_db_t **dbp);
dns_dbtable_find(dns_dbtable_t *dbtable, dns_name_t *name,
unsigned int options, dns_db_t **dbp);
/*
* Find the deepest match to 'name' in the dbtable, and return it
*
* Notes:
* If the DNS_DBTABLEFIND_NOEXACT option is set, the best partial
* match (if any) to 'name' will be returned.
*
* Returns: ISC_R_SUCCESS on success
* <something else> no default and match
*/