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dns_view_simplefind() no longer binds the rdatasets if the result is NXDOMAIN.

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This commit is contained in:
Bob Halley 2000-02-12 02:19:20 +00:00
parent cec8578e67
commit 0485fcadd3
1 changed files with 18 additions and 8 deletions
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26
lib/dns/view.c
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@ -609,14 +609,24 @@ dns_view_simplefind(dns_view_t *view, dns_name_t *name, dns_rdatatype_t type,
result = dns_view_find(view, name, type, now, options, use_hints,
dns_fixedname_name(&foundname),
rdataset, sigrdataset);
if (result != ISC_R_SUCCESS &&
result != DNS_R_GLUE &&
result != DNS_R_HINT &&
result != DNS_R_NCACHENXDOMAIN &&
result != DNS_R_NCACHENXRRSET &&
result != DNS_R_NXDOMAIN &&
result != DNS_R_NXRRSET &&
result != DNS_R_NOTFOUND) {
if (result == DNS_R_NXDOMAIN) {
/*
* The rdataset and sigrdataset of the relevant NXT record
* may be returned, but the caller cannot use them because
* foundname is not returned by this simplified API. We
* disassociate them here to prevent any misuse by the caller.
*/
if (rdataset->methods != NULL)
dns_rdataset_disassociate(rdataset);
if (sigrdataset != NULL && sigrdataset->methods != NULL)
dns_rdataset_disassociate(sigrdataset);
} else if (result != ISC_R_SUCCESS &&
result != DNS_R_GLUE &&
result != DNS_R_HINT &&
result != DNS_R_NCACHENXDOMAIN &&
result != DNS_R_NCACHENXRRSET &&
result != DNS_R_NXRRSET &&
result != DNS_R_NOTFOUND) {
if (rdataset->methods != NULL)
dns_rdataset_disassociate(rdataset);
if (sigrdataset != NULL && sigrdataset->methods != NULL)