Bugfix/network port object bdt required (#184)

* Added BDT encoding to network port object.

* Added BDT encoding rules from clause 21

* Added FDT encoding to network port object.

* added more unit tests for BVLC

* Fix network port and device object unit tests

* fix router build for bvlc dependencies

* fix router build for bvlc dependencies

* fix network port MSTP compile

Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
Co-authored-by: Steve Karg <steve.karg@legrand.us>

src/bacnet/datalink/dlenv.c

@@ -41,6 +41,9 @@
 
 /** @file dlenv.c  Initialize the DataLink configuration. */
 #if defined(BACDL_BIP)
+#ifndef BBMD_ENABLED
+#define BBMD_ENABLED 1
+#endif
 /* timer used to renew Foreign Device Registration */
 static uint16_t BBMD_Timer_Seconds;
 /* BBMD variables */
@@ -251,6 +254,10 @@ static void dlenv_network_port_init(void)
     Network_Port_MAC_Address_Set(instance, &addr.address[0], 6);
     Network_Port_IP_Subnet_Prefix_Set(instance, bip_get_subnet_prefix());
     Network_Port_Link_Speed_Set(instance, 0.0);
+#if BBMD_ENABLED
+    Network_Port_BBMD_BD_Table_Set(instance, bvlc_bdt_list());
+    Network_Port_BBMD_FD_Table_Set(instance, bvlc_fdt_list());
+#endif
     /* common NP data */
     Network_Port_Reliability_Set(instance, RELIABILITY_NO_FAULT_DETECTED);
     Network_Port_Out_Of_Service_Set(instance, false);