#include <config.h>
#include <stddef.h>
#include <isc/util.h>
#include <dns/rdata.h>
#include <dns/rdatalist.h>
#include <dns/rdataset.h>
#include "rdatalist_p.h"
static dns_rdatasetmethods_t methods = {
isc__rdatalist_disassociate,
isc__rdatalist_first,
isc__rdatalist_next,
isc__rdatalist_current,
isc__rdatalist_clone,
isc__rdatalist_count
};
void
dns_rdatalist_init(dns_rdatalist_t *rdatalist) {
rdatalist->rdclass = 0;
rdatalist->type = 0;
rdatalist->covers = 0;
rdatalist->ttl = 0;
ISC_LIST_INIT(rdatalist->rdata);
ISC_LINK_INIT(rdatalist, link);
}
isc_result_t
dns_rdatalist_tordataset(dns_rdatalist_t *rdatalist,
dns_rdataset_t *rdataset) {
REQUIRE(rdatalist != NULL);
REQUIRE(DNS_RDATASET_VALID(rdataset));
REQUIRE(! dns_rdataset_isassociated(rdataset));
rdataset->methods = &methods;
rdataset->rdclass = rdatalist->rdclass;
rdataset->type = rdatalist->type;
rdataset->covers = rdatalist->covers;
rdataset->ttl = rdatalist->ttl;
rdataset->trust = 0;
rdataset->private1 = rdatalist;
rdataset->private2 = NULL;
rdataset->private3 = NULL;
rdataset->private4 = NULL;
rdataset->private5 = NULL;
return (ISC_R_SUCCESS);
}
void
isc__rdatalist_disassociate(dns_rdataset_t *rdataset) {
UNUSED(rdataset);
}
isc_result_t
isc__rdatalist_first(dns_rdataset_t *rdataset) {
dns_rdatalist_t *rdatalist;
rdatalist = rdataset->private1;
rdataset->private2 = ISC_LIST_HEAD(rdatalist->rdata);
if (rdataset->private2 == NULL)
return (ISC_R_NOMORE);
return (ISC_R_SUCCESS);
}
isc_result_t
isc__rdatalist_next(dns_rdataset_t *rdataset) {
dns_rdata_t *rdata;
rdata = rdataset->private2;
if (rdata == NULL)
return (ISC_R_NOMORE);
rdataset->private2 = ISC_LIST_NEXT(rdata, link);
if (rdataset->private2 == NULL)
return (ISC_R_NOMORE);
return (ISC_R_SUCCESS);
}
void
isc__rdatalist_current(dns_rdataset_t *rdataset, dns_rdata_t *rdata) {
dns_rdata_t *list_rdata;
list_rdata = rdataset->private2;
INSIST(list_rdata != NULL);
dns_rdata_clone(list_rdata, rdata);
}
void
isc__rdatalist_clone(dns_rdataset_t *source, dns_rdataset_t *target) {
*target = *source;
target->private2 = NULL;
}
unsigned int
isc__rdatalist_count(dns_rdataset_t *rdataset) {
dns_rdatalist_t *rdatalist;
dns_rdata_t *rdata;
unsigned int count;
rdatalist = rdataset->private1;
count = 0;
for (rdata = ISC_LIST_HEAD(rdatalist->rdata);
rdata != NULL;
rdata = ISC_LIST_NEXT(rdata, link))
count++;
return (count);
}