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avoid calling set_offsets() in dns_name_copy() if possible.

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Brian Wellington 2001-12-28 20:59:27 +00:00
parent 0fa218cc7c
commit b7dca533e0
1 changed files with 6 additions and 5 deletions
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11
lib/dns/name.c
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: name.c,v 1.130 2001/12/04 01:32:41 bwelling Exp $ */
/* $Id: name.c,v 1.131 2001/12/28 20:59:27 bwelling Exp $ */
#include <config.h>
@ -3308,8 +3308,7 @@ dns_name_format(dns_name_t *name, char *cp, unsigned int size) {
isc_result_t
dns_name_copy(dns_name_t *source, dns_name_t *dest, isc_buffer_t *target) {
unsigned char *ndata, *offsets;
dns_offsets_t odata;
unsigned char *ndata;
/*
* Make dest a copy of source.
@ -3346,8 +3345,10 @@ dns_name_copy(dns_name_t *source, dns_name_t *dest, isc_buffer_t *target) {
dest->attributes = 0;
if (dest->labels > 0 && dest->offsets != NULL) {
INIT_OFFSETS(dest, offsets, odata);
set_offsets(dest, offsets, NULL);
if (source->offsets != NULL)
memcpy(dest->offsets, source->offsets, source->labels);
else
set_offsets(dest, dest->offsets, NULL);
}
isc_buffer_add(target, dest->length);