Added routing support for virtual network so that source addresses are transmitted when required and the correct object ID is used.

bacnet-stack/demo/handler/s_ihave.c

@@ -65,7 +65,11 @@ void Send_I_Have(
     int bytes_sent = 0;
     BACNET_I_HAVE_DATA data;
     BACNET_NPDU_DATA npdu_data;
+#if BAC_ROUTING
+    BACNET_ADDRESS my_address;
 
+    my_address = *Get_Routed_Device_Address(-1);
+#endif
     /* if we are forbidden to send, don't send! */
     if (!dcc_communication_enabled())
         return;
@@ -73,8 +77,14 @@ void Send_I_Have(
     datalink_get_broadcast_address(&dest);
     /* encode the NPDU portion of the packet */
     npdu_encode_npdu_data(&npdu_data, false, MESSAGE_PRIORITY_NORMAL);
-    pdu_len =
-        npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, NULL, &npdu_data);
+
+#if BAC_ROUTING
+    pdu_len = npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, &my_address, &npdu_data);
+#else
+    pdu_len = npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, NULL, &npdu_data);
+#endif
+
+    pdu_len = npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, NULL, &npdu_data);
     /* encode the APDU portion of the packet */
     data.device_id.type = OBJECT_DEVICE;
     data.device_id.instance = device_id;