private void CloseSocket(DummySingleSocket s)
{
poll.Unregister(s.Socket);
singleSockets.Remove(s.Socket.Handle);
s.Socket.Close();
s.Socket = null;
s.Handler.LoseConnection(s);
}
public DummySingleSocket StartConnection(IPEndPoint dns, DummyEncrypter handler)
{
if (handler == null)
{
handler = this.handler;
}
Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
sock.Blocking = false;
try
{
sock.Connect(dns);
}
catch { }
poll.Register(sock, PollMode.PollIn);
DummySingleSocket s = new DummySingleSocket(this, sock, handler);
singleSockets[sock.Handle] = s;
return(s);
}
public void AddToDeadFromWrite(DummySingleSocket item)
{
deadFromWrite.Add(item);
}
public void HandleEvents(List <PollItem> events)
{
foreach (PollItem pi in events)
{
if (pi.Socket.Handle == server.Handle)
{
if ((pi.Mode & (PollMode.PollError | PollMode.PollHangUp)) != 0)
{
poll.Unregister(server);
server.Close();
//TODO: print "lost server socket"
}
else
{
Socket newsock = server.Accept();
newsock.Blocking = false;
DummySingleSocket nss = new DummySingleSocket(this, newsock, handler);
singleSockets[newsock.Handle] = nss;
poll.Register(newsock, PollMode.PollIn);
handler.MakeExternalConnection(nss);
}
}
else
{
DummySingleSocket s = (DummySingleSocket)singleSockets[pi.Socket.Handle];
if (s == null)
{
continue;
}
s.IsConnected = true;
if ((pi.Mode & (PollMode.PollError | PollMode.PollHangUp)) != 0)
{
CloseSocket(s);
continue;
}
if ((pi.Mode & PollMode.PollIn) != 0)
{
try
{
s.LastHit = DateTime.Now;
int available = s.Socket.Available;
if (available == 0)
{
CloseSocket(s);
}
else
{
byte[] data = new byte[available];
s.Socket.Receive(data, 0, available, SocketFlags.None);
s.Handler.DataCameIn(s, data);
}
}
catch (SocketException ex)
{
if (ex.ErrorCode != 10035) // WSAEWOULDBLOCK
{
CloseSocket(s);
continue;
}
}
}
if (((pi.Mode & PollMode.PollOut) != 0) && (s.Socket != null) && (!s.IsFlushed))
{
s.TryWrite();
if (s.IsFlushed)
{
s.Handler.FlushConnection(s);
}
}
}
}
}