public bool DiscoverServices()
{
Services = null;
bool UEIServiceFound = false;
int Res = Client.ReadServices(wclGattOperationFlag.goReadFromDevice, out Services);
if (Res != wclErrors.WCL_E_SUCCESS || Services == null)
{
return(false);
}
stage = 3;
foreach (wclGattService Service in Services)
{
String s;
if (Service.Uuid.IsShortUuid)
{
s = Service.Uuid.ShortUuid.ToString("X4");
}
else
{
s = Service.Uuid.LongUuid.ToString();
}
if (s.Equals("FFE0"))
{
UEIservice = Service;
UEIServiceFound = true;
}
}
return(UEIServiceFound);
}
private void FClient_OnConnect(object Sender, int Error)
{
if (Error != wclErrors.WCL_E_SUCCESS)
{
lbLog.Items.Add("Connect failed: 0x" + Error.ToString("X8"));
FManager.Close();
}
else
{
wclGattService[] Services;
Int32 Res = FClient.ReadServices(wclGattOperationFlag.goReadFromCache, out Services);
if (Res != wclErrors.WCL_E_SUCCESS)
{
lbLog.Items.Add("Read services failed: 0x" + Res.ToString("X8"));
}
else
{
foreach (wclGattService s in Services)
{
lbLog.Items.Add(s.ToString());
}
FClient.Disconnect();
}
FManager.Close();
}
}
// GATT client connect event handler.
private void ClientConnect(Object Sender, Int32 Error)
{
// If connection was not established simple fire the event with error code.
if (Error != wclErrors.WCL_E_SUCCESS)
{
DoConnected(Error);
}
else
{
FHubConnected = true;
// Read services. We do it only once to save connection time.
wclGattService[] Services;
Int32 Res = FClient.ReadServices(wclGattOperationFlag.goNone, out Services);
if (Res == wclErrors.WCL_E_SUCCESS)
{
if (Services == null)
{
Res = wclBluetoothErrors.WCL_E_BLUETOOTH_LE_ATTRIBUTE_NOT_FOUND;
}
else
{
// Try to connect to WeDo services.
Res = FDeviceInformation.Connect(Services);
if (Res == wclErrors.WCL_E_SUCCESS)
{
Res = FBatteryLevel.Connect(Services);
}
if (Res == wclErrors.WCL_E_SUCCESS)
{
Res = FIo.Connect(Services);
}
if (Res == wclErrors.WCL_E_SUCCESS)
{
Res = FHub.Connect(Services);
}
if (Res == wclErrors.WCL_E_SUCCESS)
{
// It does not matter if the function completed with or without success!
FHub.ReadBatteryType(out FBatteryType);
}
Services = null;
}
}
// If all the operations were success (services found, characteristics are found too)
// we have to set connection flag.
if (Res == wclErrors.WCL_E_SUCCESS)
{
FConnected = true;
}
else
{
// Otherwise we have to disconnect!
FClient.Disconnect();
}
// Now we can fire the OnConnected event.
DoConnected(Res);
}
}
void Client_OnConnect(object Sender, int Error)
{
CSLibrary.Debug.WriteLine("Connected");
int Res;
// Get Services
FServices = null;
Res = Client.ReadServices(wclGattOperationFlag.goNone, out FServices);
if (Res != wclErrors.WCL_E_SUCCESS)
{
CSLibrary.Debug.WriteLine("ReadServices Error: 0x" + Res.ToString("X8"));
return;
}
if (FServices == null)
{
return;
}
//CS108Service = null;
foreach (wclGattService Service in FServices)
{
if (Service.Uuid.IsShortUuid)
{
if (Service.Uuid.ShortUuid == 0x9800)
{
CS108Service = Service;
}
}
}
//if (CS108Service == null)
// return;
// Get Chatacteristics
Res = Client.ReadCharacteristics(CS108Service, wclGattOperationFlag.goReadFromDevice, out FCharacteristics);
if (Res != wclErrors.WCL_E_SUCCESS)
{
CSLibrary.Debug.WriteLine("ReadCharacteristics Error: 0x" + Res.ToString("X8"));
return;
}
if (FCharacteristics == null)
{
return;
}
foreach (wclGattCharacteristic Character in FCharacteristics)
{
String s;
if (Character.Uuid.IsShortUuid)
{
if (Character.Uuid.ShortUuid == 0x9900)
{
WriteCharacteristic = Character;
}
else if (Character.Uuid.ShortUuid == 0x9901)
{
UpdateCharacteristic = Character;
}
}
}
Res = Client.Subscribe(UpdateCharacteristic);
if (Res != wclErrors.WCL_E_SUCCESS)
{
CSLibrary.Debug.WriteLine("Subscribe Error: 0x" + Res.ToString("X8"));
}
Res = Client.WriteClientConfiguration(UpdateCharacteristic, true, wclGattOperationFlag.goNone); // for library 7.3.9.0 above
if (Res != wclErrors.WCL_E_SUCCESS)
{
CSLibrary.Debug.WriteLine("WriteClientConfiguration Error: 0x" + Res.ToString("X8"));
}
_readerState = READERSTATE.IDLE;
BTTimer = new Timer(TimerFunc, this, 0, 1000);
HardwareInit();
}
void FClient_OnConnect(object Sender, int Error)
{
if (Error != wclErrors.WCL_E_SUCCESS)
{
Trace("Connection failed: 0x" + Error.ToString("X8"));
CloseBluetoothManager();
}
else
{
FSubscribed = new List <wclGattCharacteristic>();
Trace("Connected with success");
Trace("Read services");
wclGattService[] Services;
Int32 Res = FClient.ReadServices(wclGattOperationFlag.goNone, out Services);
if (Res != wclErrors.WCL_E_SUCCESS)
{
Trace("Read services failed: 0x" + Res.ToString("X8"));
}
else
{
foreach (wclGattService Service in Services)
{
Trace("Service " + ShowUuid(Service.Uuid));
wclGattCharacteristic[] Chars;
Res = FClient.ReadCharacteristics(Service, wclGattOperationFlag.goNone, out Chars);
if (Res != wclErrors.WCL_E_SUCCESS)
{
Trace(" Unable to read characteristics: 0x" + Res.ToString("X8"));
}
else
{
foreach (wclGattCharacteristic Char in Chars)
{
Trace(" Characteristic " + ShowUuid(Char.Uuid));
if (Char.IsReadable)
{
Trace(" Readable");
}
if (Char.IsWritable || Char.IsSignedWritable || Char.IsWritableWithoutResponse)
{
Trace(" Writable");
}
if (Char.IsIndicatable || Char.IsNotifiable)
{
Trace(" Notifiable");
Trace(" Subscribe");
Res = FClient.Subscribe(Char);
if (Res != wclErrors.WCL_E_SUCCESS)
{
Trace(" Subscribed failed: 0x" + Res.ToString("X8"));
}
else
{
Res = FClient.WriteClientConfiguration(Char, true, wclGattOperationFlag.goNone, wclGattProtectionLevel.plNone);
if (Res != wclErrors.WCL_E_SUCCESS)
{
Trace(" Write CCD failed: 0x" + Res.ToString("X8"));
FClient.Unsubscribe(Char);
}
else
{
Trace(" Subscribed");
FSubscribed.Add(Char);
}
}
}
}
}
}
}
btDisconnect.Enabled = true;
}
}
private void GetService()
{
_fServices = null;
var resServices = _client.ReadServices(wclGattOperationFlag.goNone, out _fServices);
if (resServices != wclErrors.WCL_E_SUCCESS)
{
MessageBox.Show("Error: 0x" + resServices.ToString("X8"), "Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
TraceEvent(_client.Address, "Services", "FF00", "Failed");
_client.Disconnect();
return;
}
TraceEvent(_client.Address, "Services", "FF00", "Success");
if (_fServices == null)
{
return;
}
foreach (var service in _fServices)
{
if (service.Uuid.IsShortUuid)
{
if (_uuid.ShortUuid == service.Uuid.ShortUuid)
{
var resChar = _client.ReadCharacteristics(service, wclGattOperationFlag.goNone,
out _fCharacteristics);
if (resChar != wclErrors.WCL_E_SUCCESS)
{
return;
}
foreach (var character in _fCharacteristics)
{
if (character.Uuid.ShortUuid == _rxUuid)
{
var resSubs = _client.Subscribe(character);
if (resSubs != wclErrors.WCL_E_SUCCESS)
{
TraceEvent(_client.Address, "Subs", "RX", "Failed");
return;
}
else
{
TraceEvent(_client.Address, "Subs", "RX", "Success");
var resReadDesc = _client.ReadDescriptors(character, wclGattOperationFlag.goNone,
out _fDescriptors);
if (resReadDesc != wclErrors.WCL_E_SUCCESS)
{
TraceEvent(_client.Address, "Subs", "RX", "Failed to get description");
return;
}
}
}
else if (character.Uuid.ShortUuid == _txUuid)
{
_txCharacteristic = character;
}
}
}
}
}
}
