Refactored the DCC code in APDU for clarity. Added DCC check in demo server to prevend COV when DCC is not enabled.

bacnet-stack/demo/object/device.c

@@ -36,8 +36,9 @@
 #include "bacapp.h"
 #include "config.h"     /* the custom stuff */
 #include "apdu.h"
-#include "wp.h" /* write property handling */
-#include "rp.h" /* read property handling */
+#include "wp.h" /* WriteProperty handling */
+#include "rp.h" /* ReadProperty handling */
+#include "dcc.h" /* DeviceCommunicationControl handling */
 #include "version.h"
 #include "device.h"     /* me */
 #include "handlers.h"

bacnet-stack/demo/server/main.c

@@ -213,7 +213,9 @@ int main(
             dlenv_maintenance_timer(elapsed_seconds);
             Load_Control_State_Machine_Handler();
             elapsed_milliseconds = elapsed_seconds * 1000;
-            handler_cov_task(elapsed_seconds);
+            if (dcc_communication_enabled()) {
+                handler_cov_task(elapsed_seconds);
+            }
             tsm_timer_milliseconds(elapsed_milliseconds);
             trend_log_timer(elapsed_seconds);
         }