Implement searching for a name in a section.

lib/dns/include/dns/message.h

@@ -145,8 +145,8 @@ dns_message_create(isc_mem_t *mctx, dns_message_t **msg, unsigned int intent);
  *	structure.
  *
  * Returns:
- *	DNS_R_NOMEMORY		- out of memory
- *	DNS_R_SUCCESS		- success
+ *	DNS_R_NOMEMORY		-- out of memory
+ *	DNS_R_SUCCESS		-- success
  */
 
 void
@@ -245,9 +245,8 @@ dns_message_renderchangebuffer(dns_message_t *msg, isc_buffer_t *buffer);
  *
  * Returns:
  *
- *	DNS_R_NOSPACE		- new buffer is too small
- *
- *	DNS_R_SUCCESS		- all is well.
+ *	DNS_R_NOSPACE		-- new buffer is too small
+ *	DNS_R_SUCCESS		-- all is well.
  */
 
 dns_result_t

lib/dns/message.c

@@ -1155,6 +1155,8 @@ dns_message_findname(dns_message_t *msg, dns_section_t section,
 		     dns_name_t *target, dns_rdatatype_t type,
 		     dns_name_t **name, dns_rdataset_t **rdataset)
 {
+	dns_name_t *foundname;
+	dns_result_t result;
 
 	/*
 	 * XXX These requirements are probably too intensive, especially
@@ -1174,8 +1176,24 @@ dns_message_findname(dns_message_t *msg, dns_section_t section,
 			REQUIRE(*rdataset == NULL);
 	}
 
-	return (ISC_R_NOTIMPLEMENTED);
-	/* XXX implement */
+	/*
+	 * Search through, looking for the name.
+	 */
+	result = findname(&foundname, target, &msg->sections[section]);
+	if (result != DNS_R_SUCCESS)
+		return (result);
+
+	if (name != NULL)
+		*name = foundname;
+
+	/*
+	 * And now look for the type.
+	 */
+	if (rdataset == NULL)
+		return (DNS_R_SUCCESS);
+
+	result = findtype(rdataset, foundname, type);
+	return (result);
 }
 
 void