void DoStop()
{
Debug.WriteLine("BluetoothListener Stop");
if (handle != IntPtr.Zero)
{
WSAQUERYSET qs = new WSAQUERYSET();
qs.dwSize = Marshal.SizeOf(qs);
qs.dwNameSpace = NativeMethods.NS_BTH;
var blob = new BLOB();
var setService = new BTH_SET_SERVICE();
blob.size = (2 * IntPtr.Size) + (7 * 4);
setService.pRecordHandle = Marshal.AllocHGlobal(4);
Marshal.WriteIntPtr(setService.pRecordHandle, handle);
setService.pSdpVersion = Marshal.AllocHGlobal(4);
Marshal.WriteInt32(setService.pSdpVersion, 1);
blob.blobData = Marshal.AllocHGlobal(blob.size);
Marshal.StructureToPtr(setService, blob.blobData, false);
qs.lpBlob = Marshal.AllocHGlobal(Marshal.SizeOf(blob));
Marshal.StructureToPtr(blob, qs.lpBlob, false);
/*qs.lpBlob = new BLOB();
* qs.lpBlob.blobData = new BTH_SET_SERVICE();
* qs.lpBlob.size = Marshal.SizeOf(qs.lpBlob.blobData);
* qs.lpBlob.blobData.pRecordHandle = handle;
* qs.lpBlob.blobData.pSdpVersion = 1;*/
int result = NativeMethods.WSASetService(ref qs, WSAESETSERVICEOP.RNRSERVICE_DELETE, 0);
handle = IntPtr.Zero;
if (result == -1)
{
int werr = Marshal.GetLastWin32Error();
throw new SocketException(werr);
}
}
if (NativeMethods.IsRunningOnMono())
{
((Win32Socket)socket).Close();
}
else
{
socket.Close();
}
socket = null;
}
void DoStart()
{
if (handle != IntPtr.Zero)
{
throw new InvalidOperationException();
}
endPoint = new BluetoothEndPoint(BluetoothAddress.None, serviceUuid);
if (NativeMethods.IsRunningOnMono())
{
socket = new Win32Socket();
((Win32Socket)socket).Bind(endPoint);
Debug.WriteLine(socket.IsBound);
((Win32Socket)socket).Listen(1);
// get endpoint with channel
endPoint = ((Win32Socket)socket).LocalEndPoint as BluetoothEndPoint;
}
else
{
socket = new Socket(BluetoothClient.AddressFamilyBluetooth, SocketType.Stream, BluetoothProtocolType.RFComm);
socket.Bind(endPoint);
Debug.WriteLine(socket.IsBound);
socket.Listen(1);
// get endpoint with channel
endPoint = socket.LocalEndPoint as BluetoothEndPoint;
}
var socketAddressBytes = endPoint.Serialize().ToByteArray();
WSAQUERYSET qs = new WSAQUERYSET();
qs.dwSize = Marshal.SizeOf(qs);
qs.dwNameSpace = NativeMethods.NS_BTH;
//var uuidh = GCHandle.Alloc(serviceUuid, GCHandleType.Pinned);
//qs.lpServiceClassId = uuidh.AddrOfPinnedObject();
//qs.lpszServiceInstanceName = ServiceName;
qs.dwNumberOfCsAddrs = 1;
var csa = new CSADDR_INFO
{
lpLocalSockaddr = Marshal.AllocHGlobal(NativeMethods.BluetoothSocketAddressLength),
iLocalSockaddrLength = NativeMethods.BluetoothSocketAddressLength,
iSocketType = SocketType.Stream,
iProtocol = NativeMethods.PROTOCOL_RFCOMM
};
Marshal.Copy(socketAddressBytes, 0, csa.lpLocalSockaddr, NativeMethods.BluetoothSocketAddressLength);
IntPtr pcsa = Marshal.AllocHGlobal(Marshal.SizeOf(csa));
Marshal.StructureToPtr(csa, pcsa, false);
qs.lpcsaBuffer = pcsa;
var blob = new BLOB();
var blobData = new BTH_SET_SERVICE();
int sdpVer = 1;
blobData.pSdpVersion = Marshal.AllocHGlobal(IntPtr.Size);
Marshal.WriteInt32(blobData.pSdpVersion, sdpVer);
blobData.pRecordHandle = Marshal.AllocHGlobal(IntPtr.Size);
Marshal.WriteIntPtr(blobData.pRecordHandle, 0, IntPtr.Zero);
blobData.fCodService = ServiceClass;
if (ServiceRecord == null)
{
ServiceRecordBuilder builder = new ServiceRecordBuilder();
builder.AddServiceClass(serviceUuid);
builder.ProtocolType = BluetoothProtocolDescriptorType.Rfcomm;
if (!string.IsNullOrEmpty(ServiceName))
{
builder.ServiceName = ServiceName;
}
ServiceRecord = builder.ServiceRecord;
}
ServiceRecordHelper.SetRfcommChannelNumber(ServiceRecord, socketAddressBytes[26]);
byte[] rawBytes = ServiceRecord.ToByteArray();
blobData.ulRecordLength = (uint)rawBytes.Length;
int structSize = (2 * IntPtr.Size) + (7 * 4);
blob.size = structSize + rawBytes.Length;
blob.blobData = Marshal.AllocHGlobal(blob.size);
Marshal.StructureToPtr(blobData, blob.blobData, false);
Marshal.Copy(rawBytes, 0, IntPtr.Add(blob.blobData, structSize), rawBytes.Length);
var blobh = GCHandle.Alloc(blob, GCHandleType.Pinned);
qs.lpBlob = blobh.AddrOfPinnedObject();
try
{
int result = NativeMethods.WSASetService(ref qs, WSAESETSERVICEOP.RNRSERVICE_REGISTER, 0);
var newstruct = Marshal.PtrToStructure <BTH_SET_SERVICE>(blob.blobData);
handle = Marshal.ReadIntPtr(newstruct.pRecordHandle);
if (result == -1)
{
int werr = Marshal.GetLastWin32Error();
throw new SocketException(werr);
}
}
finally
{
Marshal.FreeHGlobal(csa.lpLocalSockaddr);
Marshal.FreeHGlobal(qs.lpcsaBuffer);
Marshal.FreeHGlobal(blobData.pSdpVersion);
Marshal.FreeHGlobal(blobData.pRecordHandle);
Marshal.FreeHGlobal(blob.blobData);
blobh.Free();
}
}
