Allow creation of message_t objects for IKEv1 packets.

src/libcharon/sa/connect_manager.c

@@ -1028,7 +1028,7 @@ static void queue_retransmission(private_connect_manager_t *this, check_list_t *
 static void send_check(private_connect_manager_t *this, check_list_t *checklist,
 		check_t *check, endpoint_pair_t *pair, bool request)
 {
-	message_t *message = message_create();
+	message_t *message = message_create(IKEV2_MAJOR_VERSION, IKEV2_MINOR_VERSION);
 	message->set_message_id(message, check->mid);
 	message->set_exchange_type(message, INFORMATIONAL);
 	message->set_request(message, request);

src/libcharon/sa/ike_sa.c

@@ -926,7 +926,7 @@ static void send_notify_response(private_ike_sa_t *this, message_t *request,
 	message_t *response;
 	packet_t *packet;
 
-	response = message_create();
+	response = message_create(IKEV2_MAJOR_VERSION, IKEV2_MINOR_VERSION);
 	response->set_exchange_type(response, request->get_exchange_type(request));
 	response->set_request(response, FALSE);
 	response->set_message_id(response, request->get_message_id(request));

src/libcharon/sa/task_manager.c

@@ -425,7 +425,7 @@ METHOD(task_manager_t, initiate, status_t,
 	me = this->ike_sa->get_my_host(this->ike_sa);
 	other = this->ike_sa->get_other_host(this->ike_sa);
 
-	message = message_create();
+	message = message_create(IKEV2_MAJOR_VERSION, IKEV2_MINOR_VERSION);
 	message->set_message_id(message, this->initiating.mid);
 	message->set_source(message, me->clone(me));
 	message->set_destination(message, other->clone(other));
@@ -607,7 +607,7 @@ static status_t build_response(private_task_manager_t *this, message_t *request)
 	me = request->get_destination(request);
 	other = request->get_source(request);
 
-	message = message_create();
+	message = message_create(IKEV2_MAJOR_VERSION, IKEV2_MINOR_VERSION);
 	message->set_exchange_type(message, request->get_exchange_type(request));
 	/* send response along the path the request came in */
 	message->set_source(message, me->clone(me));