internal static BluetoothDevice ConvertStructToDiscoveredDevice(BluetoothDiscoveredDeviceStruct structDevice)
{
BluetoothDevice resultDevice = new BluetoothDevice();
Collection <string> uuidList = null;
const int DeviceNameLengthMax = 248;
const int UuidLengthMax = 50;
if (structDevice.ServiceCount > 0)
{
IntPtr[] extensionList = new IntPtr[structDevice.ServiceCount];
Marshal.Copy(structDevice.ServiceUuidList, extensionList, 0, structDevice.ServiceCount);
uuidList = new Collection <string> ();
Log.Info(Globals.LogTag, "UUID Count: " + structDevice.ServiceCount);
foreach (IntPtr extension in extensionList)
{
if (extension != IntPtr.Zero)
{
string uuid = Marshal.PtrToStringAnsi(extension, UuidLengthMax);
Log.Info(Globals.LogTag, "UUID: " + uuid);
uuidList.Add(uuid);
}
}
}
resultDevice.RemoteDeviceAddress = structDevice.Address;
if (structDevice.Name != IntPtr.Zero)
{
resultDevice.RemoteDeviceName = Marshal.PtrToStringAnsi(structDevice.Name, DeviceNameLengthMax);
Log.Info(Globals.LogTag, "Device Name: " + resultDevice.RemoteDeviceName);
}
resultDevice.RemoteDeviceClass = new BluetoothClass();
resultDevice.Class.MajorType = structDevice.Class.MajorDeviceClassType;
resultDevice.Class.MinorType = structDevice.Class.MinorDeviceClassType;
resultDevice.Class.Mask = structDevice.Class.MajorServiceClassMask;
resultDevice.RemoteDeviceRssi = structDevice.Rssi;
resultDevice.RemoteAppearance = structDevice.AppearanceType;
if (structDevice.ServiceCount > 0)
{
resultDevice.RemoteDeviceService = uuidList;
resultDevice.RemoteDeviceCount = structDevice.ServiceCount;
}
resultDevice.RemotePaired = structDevice.IsPaired;
resultDevice.RemoteManufLength = structDevice.ManufacturerDataLength;
if (structDevice.ManufacturerData != IntPtr.Zero)
{
resultDevice.RemoteManufData = Marshal.PtrToStringAnsi(structDevice.ManufacturerData, structDevice.ManufacturerDataLength);
}
return(resultDevice);
}
internal static BluetoothDevice ConvertStructToDiscoveredDevice(BluetoothDiscoveredDeviceStruct structDevice)
{
BluetoothDevice resultDevice = new BluetoothDevice();
Collection <string> uuidList = null;
if (structDevice.ServiceCount > 0)
{
IntPtr[] extensionList = new IntPtr[structDevice.ServiceCount];
Marshal.Copy(structDevice.ServiceUuidList, extensionList, 0, structDevice.ServiceCount);
uuidList = new Collection <string> ();
foreach (IntPtr extension in extensionList)
{
string uuid = Marshal.PtrToStringAnsi(extension);
uuidList.Add(uuid);
}
}
resultDevice.RemoteDeviceAddress = structDevice.Address;
resultDevice.RemoteDeviceName = structDevice.Name;
resultDevice.RemoteDeviceClass = new BluetoothClass();
resultDevice.Class.MajorType = structDevice.Class.MajorDeviceClassType;
resultDevice.Class.MinorType = structDevice.Class.MinorDeviceClassType;
resultDevice.Class.Mask = structDevice.Class.MajorServiceClassMask;
resultDevice.RemoteDeviceRssi = structDevice.Rssi;
resultDevice.RemoteAppearance = structDevice.AppearanceType;
if (structDevice.ServiceCount > 0)
{
resultDevice.RemoteDeviceService = uuidList;
resultDevice.RemoteDeviceCount = structDevice.ServiceCount;
}
resultDevice.RemotePaired = structDevice.IsPaired;
resultDevice.RemoteManufData = structDevice.ManufacturerData;
resultDevice.RemoteManufLength = structDevice.ManufacturerDataLength;
return(resultDevice);
}
private void RegisterDiscoveryStateChangedEvent()
{
_discoveryStateChangedCallback = (int result, BluetoothDeviceDiscoveryState state, IntPtr deviceInfo, IntPtr userData) =>
{
Log.Info(Globals.LogTag, "Discovery state changed callback is called");
if (_discoveryStateChanged != null)
{
BluetoothError res = (BluetoothError)result;
switch (state)
{
case BluetoothDeviceDiscoveryState.Started:
_discoveryStateChanged(null, new DiscoveryStateChangedEventArgs(res, state));
break;
case BluetoothDeviceDiscoveryState.Finished:
{
_discoveryStateChanged(null, new DiscoveryStateChangedEventArgs(res, state));
break;
}
case BluetoothDeviceDiscoveryState.Found:
{
BluetoothDiscoveredDeviceStruct info = (BluetoothDiscoveredDeviceStruct)Marshal.PtrToStructure(deviceInfo, typeof(BluetoothDiscoveredDeviceStruct));
_discoveryStateChanged(null, new DiscoveryStateChangedEventArgs(res, state, BluetoothUtils.ConvertStructToDiscoveredDevice(info)));
break;
}
default:
break;
}
}
};
int ret = Interop.Bluetooth.SetDiscoveryStateChangedCallback(_discoveryStateChangedCallback, IntPtr.Zero);
if (ret != (int)BluetoothError.None)
{
Log.Error(Globals.LogTag, "Failed to set discovery state changed callback, Error - " + (BluetoothError)ret);
}
}
