public Win32NetworkStream(Win32Socket socket, bool ownsSocket)
{
if (socket is null)
{
throw new ArgumentNullException(nameof(socket));
}
_socket = socket;
_ownsSocket = ownsSocket;
}
private bool disposedValue = false; // To detect redundant calls
void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
_socket?.Close();
_socket?.Dispose();
_socket = null;
}
disposedValue = true;
}
}
void DoStart()
{
if (handle != IntPtr.Zero)
{
throw new InvalidOperationException();
}
endPoint = new BluetoothEndPoint(0, serviceUuid);
socket = new Win32Socket();
socket.Bind(endPoint);
socket.Listen(1);
WSAQUERYSET qs = new WSAQUERYSET();
//qs.dwSize = Marshal.SizeOf(qs);
qs.dwNameSpace = NativeMethods.NS_BTH;
qs.lpServiceClassId = serviceUuid;
qs.lpszServiceInstanceName = ServiceName;
qs.dwNumberOfCsAddrs = 1;
qs.lpcsaBuffer = new CSADDR_INFO
{
LocalAddr = socket.LocalEndPointRaw,
iSocketType = SocketType.Stream,
iProtocol = NativeMethods.PROTOCOL_RFCOMM
};
int sb = Marshal.SizeOf(qs.lpcsaBuffer);
qs.lpBlob = new BLOB();
qs.lpBlob.blobData = new BTH_SET_SERVICE();
qs.lpBlob.size = Marshal.SizeOf(qs.lpBlob.blobData);
qs.lpBlob.blobData.pSdpVersion = 1;
qs.lpBlob.blobData.fCodService = ServiceClass;
int result = NativeMethods.WSASetService(ref qs, WSAESETSERVICEOP.RNRSERVICE_DELETE, 0);
}
internal BluetoothClient(Win32Socket s)
{
_socket = s;
}
void DoConnect(BluetoothAddress address, Guid service)
{
_socket = new Win32Socket();
_socket.Connect(new BluetoothEndPoint(address, service));
}
void DoStart()
{
if (handle != IntPtr.Zero)
{
throw new InvalidOperationException();
}
endPoint = new BluetoothEndPoint(0, serviceUuid);
socket = new Win32Socket();
socket.Bind(endPoint);
System.Diagnostics.Debug.WriteLine(socket.IsBound);
socket.Listen(1);
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 ep = socket.LocalEndPoint as BluetoothEndPoint;
var csa = new CSADDR_INFO
{
lpLocalSockaddr = Marshal.AllocHGlobal(30),
iLocalSockaddrLength = 30,
iSocketType = SocketType.Stream,
iProtocol = NativeMethods.PROTOCOL_RFCOMM
};
Marshal.Copy(socket.LocalEndPointRaw, 0, csa.lpLocalSockaddr, 30);
IntPtr pcsa = Marshal.AllocHGlobal(24);
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(4);
Marshal.WriteInt32(blobData.pSdpVersion, sdpVer);
blobData.pRecordHandle = Marshal.AllocHGlobal(4);
Marshal.WriteInt32(blobData.pRecordHandle, 0);
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, socket.LocalEndPointRaw[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();
}
}
