//----
internal string CreatePort(BluetoothAddress addr)
{
if (IsSet(_waitConnect))
{
throw new InvalidOperationException("Already used.");
}
_addr = addr;
byte[] bd_addr = WidcommUtils.FromBluetoothAddress(addr);
byte[] tcharzServiceName = { 0, 0 };
var inUse = Interlocked.CompareExchange(ref _sfInConnect, 1, 0);
if (inUse != 0)
{
throw new InvalidOperationException("Widcomm only allows one SPP Connect attempt at a time.");
}
SPP_CLIENT_RETURN_CODE ret = (SPP_CLIENT_RETURN_CODE)(-1);
_singleThreader.AddCommand(new WidcommPortSingleThreader.MiscNoReturnCommand(
() => ret = NativeMethods.SppClient_CreateConnection(
_pSppCli, bd_addr, tcharzServiceName)
)).WaitCompletion();
Debug.WriteLine("SppClient_CreateConnection ret: " + ret);
int timeout = 30000;
bool signalled = _waitConnect.WaitOne(timeout, false);
// Eeek want to set this even when we got NO callback........
// Do for now because Win32 is not working at all......
Interlocked.Exchange(ref _sfInConnect, 0);
if (!signalled)
{
throw CommonSocketExceptions.Create_NoResultCode(
WidcommSppSocketExceptions.SocketError_Misc,
"CreatePort failed (time-out).");
}
MemoryBarrier();
if (_statusState != SPP_STATE_CODE.CONNECTED)
{
throw WidcommSppSocketExceptions.Create(_statusState, "CreatePort");
}
if (_statusComPort == null)
{
throw CommonSocketExceptions.Create_NoResultCode(
WidcommSppSocketExceptions.SocketError_Misc,
"CreatePort did not complete (cpn).");
}
//
// TODO Move these into the native-event handler.
//string comPort = MakePortName(_statusComPort.Value);
//_comNum = _statusComPort.Value;
//_comPortName = comPort;
Debug.Assert(_comPortName != null, "_comPortName IS null");
Debug.Assert(WidcommUtils.ToBluetoothAddress(_statusBda) == addr,
"addr NOT equal, is: " + WidcommUtils.ToBluetoothAddress(_statusBda));
return(_comPortName);
}
//----
tBT_CONN_STATS GetConnectionStats()
{
tBT_CONN_STATS stats = new tBT_CONN_STATS();
SPP_CLIENT_RETURN_CODE ret = _singleThreader.AddCommand(
new WidcommPortSingleThreader.MiscReturnCommand <SPP_CLIENT_RETURN_CODE>(
() => NativeMethods.SppClient_GetConnectionStats(_pSppCli,
out stats, Marshal.SizeOf(stats))
)).WaitCompletion();
if (ret != SPP_CLIENT_RETURN_CODE.SUCCESS)
{
throw WidcommSppSocketExceptions.Create(ret, "GetConnectionStats");
}
return(stats);
}
