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replaces_p() in bin/named/update.c should treat DNAME as a singleton

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type too. [RT #374]
This commit is contained in:
Andreas Gustafsson
2000-10-20 22:34:50 +00:00
parent b28d2a3d7b
commit 35a1d7c80e
1 changed files with 6 additions and 5 deletions
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11
bin/named/update.c
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@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: update.c,v 1.68 2000/10/20 13:29:29 marka Exp $ */
/* $Id: update.c,v 1.69 2000/10/20 22:34:50 gson Exp $ */
#include <config.h>
@@ -928,6 +928,9 @@ rr_equal_p(dns_rdata_t *update_rr, dns_rdata_t *db_rr) {
/*
* Return true iff 'update_rr' should replace 'db_rr' according
* to the special RFC2136 rules for CNAME, SOA, and WKS records.
*
* RFC2136 does not mention NXT or DNAME, but multiple NXTs or DNAMEs
* make little sense, so we replace those, too.
*/
static isc_boolean_t
replaces_p(dns_rdata_t *update_rr, dns_rdata_t *db_rr) {
@@ -935,12 +938,10 @@ replaces_p(dns_rdata_t *update_rr, dns_rdata_t *db_rr) {
return (ISC_FALSE);
if (db_rr->type == dns_rdatatype_cname)
return (ISC_TRUE);
if (db_rr->type == dns_rdatatype_dname)
return (ISC_TRUE);
if (db_rr->type == dns_rdatatype_soa)
return (ISC_TRUE);
/*
* RFC2136 does not mention NXT, but multiple NXTs make little
* sense, so we replace those, too.
*/
if (db_rr->type == dns_rdatatype_nxt)
return (ISC_TRUE);
if (db_rr->type == dns_rdatatype_wks) {