public void Open()
{
if (m_State >= 0)
{
return; // do nothing if the session is already in "connected" or "connecting" state
}
if (m_SessionGroup != null)
{
// first, add it to group ...
m_SessionGroup.AddSession(m_Id, this);
}
m_LastReadTime = DateTime.Now;
m_LastWriteTime = DateTime.Now;
Socket socket = GetSocket();
if (socket != null)
{
try
{
m_State = 1;
m_RemoteIp = IPAddress.Parse(((IPEndPoint)socket.RemoteEndPoint).Address.ToString()).ToString();
m_RemotePort = ((IPEndPoint)socket.RemoteEndPoint).Port;
}
catch { }
}
try
{
// make sure the queue is clean
if (m_OutgoingMessageQueue.Count > 0)
{
lock (m_OutgoingMessageQueue) m_OutgoingMessageQueue.Clear();
}
// make sure the queue is clean
if (m_IncomingMessageQueue.Count > 0)
{
m_IncomingMessageQueue.Clear(); // incoming data should be processed in single thread
}
}
catch { }
if (m_IoHandler != null)
{
try
{
m_IoHandler.OnConnect(this);
}
catch { }
}
try
{
if (socket != null)
{
if (m_ReadBuffer == null || m_ReadBuffer.Length <= 0)
{
m_ReadBuffer = new Byte[socket.ReceiveBufferSize];
}
}
if (m_Stream != null)
{
m_Stream.BeginRead(m_ReadBuffer, 0, m_ReadBuffer.Length, new AsyncCallback(ReceiveCallback), this);
}
}
catch (Exception ex)
{
if (m_IoHandler != null)
{
try
{
m_IoHandler.OnError(this, ERROR_RECEIVE, ex);
}
catch { }
}
}
}
public void ReceiveIncomingMessages()
{
byte networkError;
int connectionId;
int channelId;
int receivedSize;
NetworkEventType networkEvent;
if (HostId >= 0 && NetworkEventHandler != null)
{
do
{
networkEvent = NetworkTransport.ReceiveFromHost(HostId, out connectionId, out channelId, NetBuffer.InternalBuffer, NetBuffer.InternalBuffer.Length, out receivedSize, out networkError);
switch (networkEvent)
{
case NetworkEventType.ConnectEvent:
if ((NetworkError)networkError == NetworkError.Ok)
{
if (Mode == OnlineSessionMode.Server)
{
ClientConnections.Add(new ClientConnection(connectionId));
}
else if (Mode == OnlineSessionMode.Client)
{
ServerConnection = connectionId;
}
NetworkEventHandler.OnConnect(connectionId);
}
break;
case NetworkEventType.DisconnectEvent:
if (Mode == OnlineSessionMode.Server)
{
for (int i = ClientConnections.Count - 1; i >= 0; i--)
{
if (ClientConnections[i].ConnectionId == connectionId)
{
ClientConnections.RemoveAt(i);
break;
}
}
}
else if (Mode == OnlineSessionMode.Client)
{
ServerConnection = -1;
}
NetworkEventHandler.OnDisconnect(connectionId);
if (Mode == OnlineSessionMode.Client)
{
TerminateNetworking();
}
break;
case NetworkEventType.DataEvent:
if ((NetworkError)networkError == NetworkError.Ok)
{
NetworkEventHandler.OnData(connectionId, channelId, receivedSize);
}
break;
}
}while (networkEvent != NetworkEventType.Nothing);
}
}
