private static BluetoothRadio GetDefault()
{
BLUETOOTH_FIND_RADIO_PARAMS p = BLUETOOTH_FIND_RADIO_PARAMS.Create();
BLUETOOTH_RADIO_INFO info = BLUETOOTH_RADIO_INFO.Create();
IntPtr hRadio = IntPtr.Zero;
IntPtr findHandle = NativeMethods.BluetoothFindFirstRadio(ref p, out hRadio);
if (hRadio != IntPtr.Zero)
{
int result = NativeMethods.BluetoothGetRadioInfo(hRadio, ref info);
}
if (findHandle != IntPtr.Zero)
{
NativeMethods.BluetoothFindRadioClose(findHandle);
}
if (hRadio != IntPtr.Zero)
{
return(new BluetoothRadio(info, hRadio));
}
return(null);
}
public static BLUETOOTH_ADDRESS?GetLocalBluetoothMacAddress()
{
IntPtr radioHandle = IntPtr.Zero;
SafeFileHandle bluetoothHandle = null;
try
{
BLUETOOTH_FIND_RADIO_PARAMS radioFindParams = new BLUETOOTH_FIND_RADIO_PARAMS();
radioFindParams.dwSize = Marshal.SizeOf(radioFindParams);
radioHandle = BluetoothFindFirstRadio(ref radioFindParams, out bluetoothHandle);
if (radioHandle == IntPtr.Zero)
{
Debug.WriteLine("No bluetooth radio found to get mac address for.");
return(null);
}
BLUETOOTH_RADIO_INFO radioInfo = new BLUETOOTH_RADIO_INFO();
radioInfo.dwSize = Marshal.SizeOf(radioInfo);
if (BluetoothGetRadioInfo(radioHandle, ref radioInfo))
{
Debug.WriteLine("Bluetooth local mac address: " + radioInfo.address.byte1 + ":" + radioInfo.address.byte2 + ":" + radioInfo.address.byte3 + ":" + radioInfo.address.byte4 + ":" + radioInfo.address.byte5 + ":" + radioInfo.address.byte6);
return(radioInfo.address);
}
else
{
return(null);
}
}
catch (Exception ex)
{
Debug.WriteLine("Failed to get local bluetooth mac address: " + ex.Message);
return(null);
}
finally
{
if (radioHandle != IntPtr.Zero)
{
BluetoothFindRadioClose(radioHandle);
}
if (bluetoothHandle != null)
{
bluetoothHandle.Dispose();
}
}
}
private static void GetAllRadios(List <BluetoothRadio> radios)
{
BLUETOOTH_FIND_RADIO_PARAMS p = BLUETOOTH_FIND_RADIO_PARAMS.Create();
BLUETOOTH_RADIO_INFO info = BLUETOOTH_RADIO_INFO.Create();
IntPtr hRadio = IntPtr.Zero;
IntPtr findHandle = NativeMethods.BluetoothFindFirstRadio(ref p, out hRadio);
do
{
if (hRadio != IntPtr.Zero)
{
int result = NativeMethods.BluetoothGetRadioInfo(hRadio, ref info);
radios.Add(new BluetoothRadio(info, hRadio));
}
}while (NativeMethods.BluetoothFindNextRadio(findHandle, out hRadio));
if (findHandle != IntPtr.Zero)
{
NativeMethods.BluetoothFindRadioClose(findHandle);
}
}
public extern static UInt32 MyBluetoothGetRadioInfo(
IntPtr hRadio,
ref BLUETOOTH_RADIO_INFO pRadioInfo
);
public static extern int BluetoothGetRadioInfo(IntPtr hRadio, ref BLUETOOTH_RADIO_INFO pbtdi);
private BluetoothRadio(BLUETOOTH_RADIO_INFO info, IntPtr handle)
{
_radio = info;
_handle = handle;
}
public static extern uint BluetoothGetRadioInfo(
IntPtr hRadio,
ref BLUETOOTH_RADIO_INFO pRadioInfo);
