/*
* public override bool GetConnectionState()
* {
* uint devInst;
* if (0 == NativeMethods.CM_Locate_DevNode(out devInst, _id))
* {
* uint dnStatus, dnProblemNumber;
* if (0 == NativeMethods.CM_Get_DevNode_Status(out dnStatus, out dnProblemNumber, devInst))
* {
* if (0 == (dnStatus & NativeMethods.DN_DEVICE_DISCONNECTED)) { return true; }
* }
* }
*
* return false;
* }
*/
void RequiresServices()
{
lock (_syncObject)
{
if (!TryOpenToGetInfo(handle =>
{
var nativeServices = NativeMethods.BluetoothGATTGetServices(handle);
if (nativeServices == null)
{
return(false);
}
var services = new List <WinBleService>();
foreach (var nativeService in nativeServices)
{
var service = new WinBleService(this, nativeService);
services.Add(service);
}
_services = services.ToArray();
return(true);
}))
{
throw DeviceException.CreateIOException(this, "BLE service list could not be retrieved.");
}
}
}
internal WinBleStream(WinBleDevice device, WinBleService service)
: base(device, service)
{
_closeEventHandle = NativeMethods.CreateManualResetEventOrThrow();
_watchEventHandle = NativeMethods.CreateManualResetEventOrThrow();
_watchEvents = new Queue <BleEvent>();
_watchMap = new Dictionary <ushort, BleCharacteristic>();
}
