public bool Close()
{
// Subroutine to close the channel and put TNC into known state...
// Always call this method before the instance goes out of scope
if (blnClosed)
{
return(true);
}
try
{
if (Globals.blnManualAbort == true)
{
enmState = LinkStates.Disconnected;
}
blnClosed = true;
Globals.queChannelDisplay.Enqueue("G*** Closing Packet Channel " + Globals.stcSelectedChannel.ChannelName + " at " + Globals.TimestampEx());
if (Globals.objRadioControl != null) // Shut down the radio control and free the serial port
{
Globals.objRadioControl.Close();
Thread.Sleep(Globals.intComCloseTime);
Globals.objRadioControl = null;
}
if (objProtocol is object)
{
objProtocol.CloseProtocol();
}
var dttTimeout = DateTime.Now;
dttTimeout = DateTime.Now;
while (!(enmState == LinkStates.Disconnected | enmState == LinkStates.LinkFailed))
{
if (dttTimeout.AddSeconds(10) < DateTime.Now)
{
break;
}
}
if (objCon != null)
{
objCon.Close();
}
if (objKissDLProvider != null)
{
objKissDLProvider.RemoveConnection(objCon);
objKissDLProvider.Close();
}
if (blnExitKiss & objKissChannel != null)
{
objKissChannel.SetKissModeOff();
Thread.Sleep(200);
}
if (objKissChannel != null)
{
objKissChannel.Close();
}
if (objKissComPort != null)
{
objKissComPort.Close();
}
Globals.queStatusDisplay.Enqueue("Idle");
Globals.queRateDisplay.Enqueue("------");
Globals.blnChannelActive = false;
Globals.ObjSelectedModem = null;
return(true);
}
catch (Exception ex)
{
Log.Error("[ModemNativeKiss.Close]: " + ex.ToString());
}
return(default);
