public void ConnectTo(IPEndPoint remoteEndPoint, Action <TcpStream, Exception> connectedAction, bool dualStack = false)
{
if (remoteEndPoint != null && connectedAction != null)
{
// let's only connect if a connect isn't in progress already.
// this way we only need to keep track of one WatcherRequest.
if (connectRequest == null)
{
onClientConnect = connectedAction;
try
{
connectRequest = new WatcherRequest(
uv_req_type.UV_CONNECT,
ConnectRequestCallback,
h => NativeMethods.TcpConnect(h, InternalHandle, remoteEndPoint));
}
catch (Exception)
{
connectRequest?.Dispose();
connectRequest = null;
throw;
}
}
else
{
Log.Warning("A connect is already in progress. Please wait for it to finish before connecting again.");
}
}
else
{
throw new ArgumentException($"remoteEndPoint {remoteEndPoint}, connectedAction {connectedAction} can't be null!");
}
}
public void ConnectTo(IPEndPoint remoteEndPoint)
{
// make sure callback has been set up. won't get notified otherwise.
if (onClientConnect != null && remoteEndPoint != null)
{
// let's only connect if a connect isn't in progress already.
// this way we only need to keep track of one WatcherRequest.
if (connectRequest == null)
{
try
{
connectRequest = new WatcherRequest(
uv_req_type.UV_CONNECT,
ConnectRequestCallback,
h => NativeMethods.TcpConnect(h, Handle, remoteEndPoint));
}
catch (Exception)
{
connectRequest?.Dispose();
connectRequest = null;
throw;
}
}
else
{
Log.Warning("A connect is already in progress. Please wait for it to finish before connecting again.");
}
}
else
{
throw new ArgumentException($"onClientConnect, remoteEndPoint can't be null!");
}
}
static void OnWatcherCallback(IntPtr handle, int status)
{
if (handle == IntPtr.Zero)
{
return;
}
WatcherRequest request = RequestContext.GetTarget <WatcherRequest>(handle);
OperationException error = null;
if (status < 0)
{
error = NativeMethods.CreateError((uv_err_code)status);
}
request?.OnWatcherCallback(error);
}
// connect /////////////////////////////////////////////////////////////
void ConnectRequestCallback(WatcherRequest request, Exception error)
{
try
{
if (error == null)
{
// initialize internal buffer after we can access libuv
// send/recv buffer sizes (which is after connecting)
InitializeInternalBuffers();
ReadStart();
}
onClientConnect(this, error);
}
finally
{
connectRequest.Dispose();
connectRequest = null;
}
}