Sets ID correctly. And udp forwarder test - test of networking code against

ldns-testns and dig.


git-svn-id: file:///svn/unbound/trunk@71 be551aaa-1e26-0410-a405-d3ace91eadb9

daemon/worker.c

@@ -74,6 +74,8 @@ worker_handle_reply(struct comm_point* c, void* arg, int error,
 	struct comm_reply* ATTR_UNUSED(reply_info))
 {
 	struct worker* worker = (struct worker*)arg;
+	LDNS_ID_SET(ldns_buffer_begin(worker->query_reply.c->buffer),
+		worker->query_id);
 	if(error != 0) {
 		replyerror(LDNS_RCODE_SERVFAIL, worker);
 		return 0;
@@ -96,6 +98,8 @@ static void
 worker_process_query(struct worker* worker) 
 {
 	/* query the forwarding address */
+	worker->query_id = LDNS_ID_WIRE(ldns_buffer_begin(
+		worker->query_reply.c->buffer));
 	pending_udp_query(worker->back, worker->query_reply.c->buffer, 
 		&worker->fwd_addr, worker->fwd_addrlen, UDP_QUERY_TIMEOUT,
 		worker_handle_reply, worker);

daemon/worker.h

@@ -69,6 +69,8 @@ struct worker {
 	int num_requests;
 	/** our one and only query, packet buffer and where to send. */
 	struct comm_reply query_reply;
+	/** id of query */
+	uint16_t query_id;
 
 	/** address to forward to */
 	struct sockaddr_storage fwd_addr;

doc/Changelog

@@ -1,3 +1,9 @@
+7 February 2007: Wouter
+	- return answer with the same ID as query was sent with.
+	- created udp forwarder test. I've done some effort to make it perform
+	  quickly. After servers are created, no big sleep statements but
+	  it checks the logfiles to see if servers have come up. Takes 0.14s.
+
 6 February 2007: Wouter
 	- reviewed code and improved in places.