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1526. [func] Implemented "additional section caching (or acache)",

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an internal cache framework for additional section
			content to improve response performance.  Several
			configuration options were provided to control the
			behavior.
This commit is contained in:
Tatuya JINMEI 神明達哉
2004-12-21 10:45:20 +00:00
parent 0e93730a02
commit d0eb2cc33c
27 changed files with 3802 additions and 95 deletions
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83
lib/dns/rdataset.c
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@@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: rdataset.c,v 1.72 2004/03/05 05:09:23 marka Exp $ */
/* $Id: rdataset.c,v 1.73 2004/12/21 10:45:17 jinmei Exp $ */
#include <config.h>
@@ -174,6 +174,9 @@ static dns_rdatasetmethods_t question_methods = {
question_clone,
question_count,
NULL,
NULL,
NULL,
NULL,
NULL
};
@@ -624,3 +627,81 @@ dns_rdataset_getnoqname(dns_rdataset_t *rdataset, dns_name_t *name,
return (ISC_R_NOTIMPLEMENTED);
return((rdataset->methods->getnoqname)(rdataset, name, nsec, nsecsig));
}
/*
* Additional cache stuff
*/
isc_result_t
dns_rdataset_getadditional(dns_rdataset_t *rdataset,
dns_rdatasetadditional_t type,
dns_rdatatype_t qtype,
dns_acache_t *acache,
dns_zone_t **zonep,
dns_db_t **dbp,
dns_dbversion_t **versionp,
dns_dbnode_t **nodep,
dns_name_t *fname,
dns_message_t *msg,
isc_stdtime_t now)
{
REQUIRE(DNS_RDATASET_VALID(rdataset));
REQUIRE(rdataset->methods != NULL);
REQUIRE(zonep == NULL || *zonep == NULL);
REQUIRE(dbp != NULL && *dbp == NULL);
REQUIRE(versionp != NULL && *versionp == NULL);
REQUIRE(nodep != NULL && *nodep == NULL);
REQUIRE(fname != NULL);
REQUIRE(msg != NULL);
if (acache != NULL && rdataset->methods->getadditional != NULL) {
return ((rdataset->methods->getadditional)(rdataset, type,
qtype, acache,
zonep, dbp,
versionp, nodep,
fname, msg, now));
}
return (ISC_R_FAILURE);
}
isc_result_t
dns_rdataset_setadditional(dns_rdataset_t *rdataset,
dns_rdatasetadditional_t type,
dns_rdatatype_t qtype,
dns_acache_t *acache,
dns_zone_t *zone,
dns_db_t *db,
dns_dbversion_t *version,
dns_dbnode_t *node,
dns_name_t *fname)
{
REQUIRE(DNS_RDATASET_VALID(rdataset));
REQUIRE(rdataset->methods != NULL);
if (acache != NULL && rdataset->methods->setadditional != NULL) {
return ((rdataset->methods->setadditional)(rdataset, type,
qtype, acache, zone,
db, version,
node, fname));
}
return (ISC_R_FAILURE);
}
isc_result_t
dns_rdataset_putadditional(dns_acache_t *acache,
dns_rdataset_t *rdataset,
dns_rdatasetadditional_t type,
dns_rdatatype_t qtype)
{
REQUIRE(DNS_RDATASET_VALID(rdataset));
REQUIRE(rdataset->methods != NULL);
if (acache != NULL && rdataset->methods->putadditional != NULL) {
return ((rdataset->methods->putadditional)(acache, rdataset,
type, qtype));
}
return (ISC_R_FAILURE);
}