/// <summary>
/// Sends the DiSEqC command.
/// </summary>
/// <param name="ulRange">The DisEqCPort</param>
/// <returns>true if succeeded, otherwise false</returns>
protected bool SendDiSEqCCommand(ulong ulRange)
{
Log.Log.Info("KNC: SendDiSEqC Command {0}", ulRange);
// get ControlNode of tuner control node
object ControlNode;
int hr = ((IBDA_Topology)m_tunerFilter).GetControlNode(0, 1, 0, out ControlNode);
if (hr == 0)
// retrieve the BDA_DeviceControl interface
{
IBDA_DeviceControl DecviceControl = (IBDA_DeviceControl)m_tunerFilter;
if (DecviceControl != null)
{
if (ControlNode != null)
{
IBDA_FrequencyFilter FrequencyFilter = ControlNode as IBDA_FrequencyFilter;
hr = DecviceControl.StartChanges();
if (hr == 0)
{
if (FrequencyFilter != null)
{
hr = FrequencyFilter.put_Range(ulRange);
Log.Log.Info("KNC: put_Range:{0} success:{1}", ulRange, hr);
if (hr == 0)
{
// did it accept the changes?
hr = DecviceControl.CheckChanges();
if (hr == 0)
{
hr = DecviceControl.CommitChanges();
if (hr == 0)
{
Log.Log.Info("KNC: CommitChanges() Succeeded");
return(true);
}
// reset configuration
Log.Log.Info("KNC: CommitChanges() Failed!");
DecviceControl.StartChanges();
DecviceControl.CommitChanges();
return(false);
}
Log.Log.Info("KNC: CheckChanges() Failed!");
return(false);
}
Log.Log.Info("KNC: put_Range Failed!");
return(false);
}
}
}
}
}
Log.Log.Info("KNC: GetControlNode Failed!");
return(false);
}
private bool disableDiseqcCommands(IBaseFilter tunerFilter)
{
IBDA_DeviceControl deviceControl = (IBDA_DeviceControl)tunerFilter;
if (deviceControl != null)
{
reply = deviceControl.StartChanges();
if (reply == 0)
{
Logger.Instance.Write("Win7API DiSEqC handler: disabling driver diseqc commands");
reply = commandInterface.put_EnableDiseqCommands(0x00);
if (reply != 0)
{
Logger.Instance.Write("Win7API DiSEqC handler: Put Enable command failed: error code 0x" + reply.ToString("X"));
}
else
{
reply = deviceControl.CheckChanges();
if (reply == 0)
{
reply = deviceControl.CommitChanges();
if (reply == 0)
{
return(true);
}
Logger.Instance.Write("Win7API DiSEqC Handler: Commit Changes failed with reply 0x" + reply.ToString("X"));
deviceControl.StartChanges();
deviceControl.CommitChanges();
}
else
{
Logger.Instance.Write("Win7API DiSEqC Handler: Check Changes failed with reply 0x" + reply.ToString("X"));
}
}
}
else
{
Logger.Instance.Write("Win7API DiSEqC Handler: Start Changes failed with reply 0x" + reply.ToString("X"));
}
}
else
{
Logger.Instance.Write("Win7API DiSEqC Handler: failed to get device control interface");
}
return(false);
}
private void Tests()
{
int hr = 0;
BDAChangeState state;
hr = deviceControl.CheckChanges();
DsError.ThrowExceptionForHR(hr);
Debug.Assert(hr == 0, "IBDA_DeviceControl.CheckChanges");
hr = deviceControl.CommitChanges();
DsError.ThrowExceptionForHR(hr);
Debug.Assert(hr == 0, "IBDA_DeviceControl.CommitChanges");
hr = deviceControl.StartChanges();
DsError.ThrowExceptionForHR(hr);
Debug.Assert(hr == 0, "IBDA_DeviceControl.StartChanges");
hr = deviceControl.GetChangeState(out state);
DsError.ThrowExceptionForHR(hr);
Debug.Assert(hr == 0, "IBDA_DeviceControl.GetChangeState");
}
private bool sendRangeCommand(int range)
{
object controlNode;
reply = ((IBDA_Topology)tunerFilter).GetControlNode(0, 1, 0, out controlNode);
if (reply == 0)
{
IBDA_DeviceControl deviceControl = (IBDA_DeviceControl)tunerFilter;
if (deviceControl != null)
{
if (controlNode != null)
{
IBDA_FrequencyFilter frequencyFilter = controlNode as IBDA_FrequencyFilter;
reply = deviceControl.StartChanges();
if (reply == 0)
{
if (frequencyFilter != null)
{
Logger.Instance.Write("Generic DiSEqC Handler: Setting range: 0x" + range.ToString("X"));
reply = frequencyFilter.put_Range(range);
if (reply == 0)
{
reply = deviceControl.CheckChanges();
if (reply == 0)
{
reply = deviceControl.CommitChanges();
if (reply == 0)
{
return(true);
}
Logger.Instance.Write("Generic DiSEqC Handler: Commit Changes failed with reply 0x" + reply.ToString("X"));
deviceControl.StartChanges();
deviceControl.CommitChanges();
return(false);
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: Check Changes failed with reply 0x" + reply.ToString("X"));
return(false);
}
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: Set Range failed with reply 0x" + reply.ToString("X"));
return(false);
}
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: failed to get frequency filter interface");
}
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: Start Changes failed with reply 0x" + reply.ToString("X"));
}
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: failed to get control node");
}
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: failed to get device control interface");
}
}
else
{
Logger.Instance.Write("Generic DiSEqC Handler: failed to get control node");
}
return(false);
}