1618. [bug] Fencepost errors in dns_name_ishostname() and

                        dns_name_ismailbox() could trigger a INSIST().

CHANGES

+1618.	[bug]		Fencepost errors in dns_name_ishostname() and
+			dns_name_ismailbox() could trigger a INSIST().
+
 1617.	[port]		win32: VC++ 6.0 support.
 
 1616.	[placeholder]	rt11127

lib/dns/name.c

@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: name.c,v 1.144 2004/03/05 05:09:21 marka Exp $ */
+/* $Id: name.c,v 1.145 2004/04/19 21:47:43 marka Exp $ */
 
 #include <config.h>
 
@@ -285,7 +285,7 @@ dns_name_ismailbox(const dns_name_t *name) {
 
 	ndata = name->ndata;
 	n = *ndata++;
-	INSIST(n < 63);
+	INSIST(n <= 63);
 	while (n--) {
 		ch = *ndata++;
 		if (!domainchar(ch))
@@ -300,7 +300,7 @@ dns_name_ismailbox(const dns_name_t *name) {
 	 */
 	while (ndata < (name->ndata + name->length)) {
 		n = *ndata++;
-		INSIST(n < 63);
+		INSIST(n <= 63);
 		first = ISC_TRUE;
 		while (n--) {
 			ch = *ndata++;
@@ -345,7 +345,7 @@ dns_name_ishostname(const dns_name_t *name, isc_boolean_t wildcard) {
 	 */
 	while (ndata < (name->ndata + name->length)) {
 		n = *ndata++;
-		INSIST(n < 63);
+		INSIST(n <= 63);
 		first = ISC_TRUE;
 		while (n--) {
 			ch = *ndata++;