/// <summary>
/// Open a new client with default settings (everything beside accept is set to asynchronic).
/// </summary>
public NetworkClientBase(CommunicationSettings clientCommunicationSettings)
{
clientMode = NetworkClientMode.None;
this.clientCommunicationSettings = clientCommunicationSettings;
skt = new NetworkSocketManagerTCP();
skt.OnSocketEvent += new NetworkSocketManagerTCP.DelegateSocketEventMethod(skt_OnSocketEvent);
}
/// <summary>
/// Open a new client by attaching an existing socket.
/// </summary>
/// <param name="socketManagerTCP">The socket to attach.</param>
public NetworkClientBase(NetworkSocketManagerTCP socketManagerTCP)
{
clientMode = NetworkClientMode.None;
skt = socketManagerTCP;
skt.OnSocketEvent += new NetworkSocketManagerTCP.DelegateSocketEventMethod(skt_OnSocketEvent);
}
private void Async_Accept_Callback(IAsyncResult ar)
{
bool bError = false;
NetworkSocketManagerTCP AcceptingSocket = null;
try
{
Socket sktAccepted = skt.EndAccept(ar);
AcceptingSocket = new NetworkSocketManagerTCP(sktAccepted);
}
catch { bError = true; }
if (OnSocketEvent != null)
{
if (bError)
OnSocketEvent.BeginInvoke(SocketEventTypeEnum.Error, "Async_Accept_Callback Failed.", null, null);
else
OnSocketEvent.BeginInvoke(SocketEventTypeEnum.Accepted, AcceptingSocket, null, null);
}
}
private void skt_OnSocketEvent(NetworkSocketManagerTCP.SocketEventTypeEnum EventType, object EventData)
{
switch (EventType)
{
case NetworkSocketManagerTCP.SocketEventTypeEnum.None:
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.None, EventData, null, null);
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.Connected:
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.Connected, EventData, null, null);
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.Accepted:
if (OnClientEvent != null)
{
NetworkClientBase nwcbAccepter =
new NetworkClientBase((NetworkSocketManagerTCP)EventData);
OnClientEvent.BeginInvoke(ClientEventTypeEnum.Accepted, nwcbAccepter, null, null);
}
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.DataSent:
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.MessageSent, EventData, null, null);
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.DataRecieved:
if (((byte[])EventData).Length > 0)
{
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.RawDataRecieved,
((byte[])EventData), null, null);
incommingData = ByteArrayOperations.AddByteArrays(incommingData, (byte[])EventData);
byte[] data = null;
while (ApplicationLayerTransmitionControl.IsIntegratedDataWaiting(incommingData))
{
data = ApplicationLayerTransmitionControl.
ExtractIntegratedDataFromBuffer(ref incommingData);
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.MessageRecieved,
data, null, null);
}
if (incommingData.Length > 0) Recieve();
}
else if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.Disconnected, EventData, null, null);
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.Disconnected:
skt.Dispose();
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.Disconnected, EventData, null, null);
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.RemoteSideDisconnected:
Disconnect();
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.RemoteSideDisconnected, EventData, null, null);
break;
case NetworkSocketManagerTCP.SocketEventTypeEnum.Error:
if (OnClientEvent != null)
OnClientEvent.BeginInvoke(ClientEventTypeEnum.Error, EventData, null, null);
break;
}
}
/// <summary>
/// Accept synchronic.
/// </summary>
public void Sync_Accept()
{
bool bError = false;
bool bAcceptInvoked = false;
NetworkSocketManagerTCP acceptingSocket = null;
try
{
if (BlockingMode)
{
bAcceptInvoked = true;
Socket sktAccepted = skt.Accept();
acceptingSocket = new NetworkSocketManagerTCP(sktAccepted);
}
else //not blocking mode, check if a socket is pending.
if (skt.Poll(1000, SelectMode.SelectRead))
{
bAcceptInvoked = true;
Socket sktAccepted = skt.Accept();
acceptingSocket = new NetworkSocketManagerTCP(sktAccepted);
}
}
catch { bError = true; }
if (OnSocketEvent != null)
{
if (bError)
OnSocketEvent.BeginInvoke(SocketEventTypeEnum.Error, "Sync_Accept Failed.", null, null);
else
if(bAcceptInvoked)
OnSocketEvent.BeginInvoke(SocketEventTypeEnum.Accepted, acceptingSocket, null, null);
}
}
