private void FirstPacketReadCallback(IAsyncResult asyncResult)
{
if (asyncResult == null)
{
return;
}
TcpStateContainer asyncState = asyncResult.AsyncState as TcpStateContainer;
if (asyncState == null)
{
return;
}
TcpHost clientMachine = asyncState.Client;
byte[] data = asyncState.DataBuffer;
try
{
int numBytes = clientMachine.Stream.EndRead(asyncResult);
string stringData = Encoding.UTF8.GetString(data, 0, numBytes);
HttpPacket packet = HttpPacketBuilder.BuildPacket(stringData);
if (packet == null)
{
clientMachine.Close();
return;
}
Host serverMachineHost = packet.IsWebSocketPacket
? _configuration.WebSocketHost
: _configuration.HttpHost;
if (serverMachineHost != null && serverMachineHost.IsSpecified)
{
TcpHost serverMachine = TcpHost.ManufactureDefault(serverMachineHost.IpAddress,
serverMachineHost.Port);
serverMachine.Send(data, numBytes);
TcpRoute route = new TcpRoute(clientMachine, serverMachine);
_tcpConnectionManager.AddRoute(route);
}
else
{
clientMachine.Close();
}
}
catch (IOException)
{
}
}
public void Stop()
{
_clientMachine.Close();
_serverMachine.Close();
OnDisconnected();
}
private void AuthenticationCallback(IAsyncResult asyncResult)
{
if (asyncResult == null)
{
return;
}
TcpHost host = asyncResult.AsyncState as TcpHost;
if (host == null)
{
return;
}
try
{
host.EndAuthenticationAsServer(asyncResult);
ReadFirstPacket(host);
}
catch (IOException)
{
// Somehow, the authentication failed... Close the connection
host.Close();
}
}
private void ReadFirstPacket(TcpHost clientMachine)
{
byte[] data = new byte[4 * 1024];
try
{
TcpStateContainer state = new TcpStateContainer(clientMachine, data);
clientMachine.Stream.BeginRead(data, 0, data.Length, FirstPacketReadCallback, state);
}
catch (IOException)
{
clientMachine.Close();
}
}
private void ReadFirstPacket(TcpHost clientMachine)
{
byte[] data = new byte[4 * 1024];
try
{
TcpStateContainer state = new TcpStateContainer(clientMachine, data);
clientMachine.Stream.BeginRead(data, 0, data.Length, FirstPacketReadCallback, state);
}
catch (IOException)
{
clientMachine.Close();
}
}