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Code Issues Releases Wiki Activity

add rdataset cloning

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This commit is contained in:
Bob Halley
1999-07-13 01:50:22 +00:00
parent ef4b66d355
commit 1c724c986d
4 changed files with 71 additions and 4 deletions
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23
lib/dns/rdataset.c
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@@ -122,11 +122,17 @@ question_current(dns_rdataset_t *rdataset, dns_rdata_t *rdata) {
REQUIRE(0);
}
static void
question_clone(dns_rdataset_t *source, dns_rdataset_t *target) {
*target = *source;
}
static dns_rdatasetmethods_t question_methods = {
question_disassociate,
question_cursor,
question_cursor,
question_current
question_current,
question_clone
};
void
@@ -148,6 +154,21 @@ dns_rdataset_makequestion(dns_rdataset_t *rdataset, dns_rdataclass_t rdclass,
rdataset->attributes |= DNS_RDATASETATTR_QUESTION;
}
void
dns_rdataset_clone(dns_rdataset_t *source, dns_rdataset_t *target) {
/*
* Make 'target' refer to the same rdataset as 'source'.
*/
REQUIRE(DNS_RDATASET_VALID(source));
REQUIRE(source->methods != NULL);
REQUIRE(DNS_RDATASET_VALID(target));
REQUIRE(target->methods == NULL);
(source->methods->clone)(source, target);
}
dns_result_t
dns_rdataset_first(dns_rdataset_t *rdataset) {