public void EnqueueData(s2h.ExData[] exData)
{
// put all received data on the connections queue
// Problem: the client continue to push data also if the socket if full...
// This is not a big problem until the connection from client to web server is slower than
// the connection from web server to remote host
lock (m_Connections)
{
s2hConnection conn = null;
foreach (s2h.ExData d in exData)
{
if (d.token == null)
{
System.Diagnostics.Debug.WriteLine(
"*********** null Token detected in received data");
continue;
}
if (m_Connections.Contains(d.token))
{
conn = (s2hConnection)m_Connections[d.token];
conn.DataToSendQueue.Enqueue(new s2hConnectionData(d.data, 0));
}
else
{
System.Diagnostics.Debug.WriteLine(this.ToString() + ": Connection token " + d.token + " unknown");
}
}
}
}
public void AddConnection(string handle, s2hConnection conn)
{
lock (m_Connections)
{
lock (conn)
m_Connections.Add(handle, conn);
}
}
public bool CloseConnection(string handle)
{
lock (m_Connections)
{
//System.Diagnostics.Debug.WriteLine("Connections before:" + m_Connections.Count.ToString());
if (m_Connections.Contains(handle))
{
s2hConnection conn = (s2hConnection)m_Connections[handle];
m_Connections.Remove(handle);
try
{
conn.Close();
}
catch (Exception) {}
//System.Diagnostics.Debug.WriteLine("Connections after:" + m_Connections.Count.ToString());
return(true);
}
}
return(false);
}
public long Ready(string auth, string Token)
{
S2hState s2hState = (S2hState)Application["s2hState"];
s2hClient Client = s2hState.GetClient(auth);
if (Client == null)
{
return((long)s2h_errors.s2h_client_not_authenticated);
}
s2hConnection connection = Client.GetConnection(Token);
if (connection == null)
{
return((long)s2h_errors.s2h_unknown_connection_token);
}
connection.bReady = true;
return((long)s2h_errors.s2h_ok);
}
public long Conn(string auth, string host, int port, out string Token, out byte[] iplAddr, out int lPort, out byte[] iprAddr, out int rPort)
{
iprAddr = iplAddr = new byte[4];
lPort = 0;
rPort = port;
Token = "";
S2hState s2hState = (S2hState)Application["s2hState"];
s2hClient Client = s2hState.GetClient(auth);
if (Client == null)
{
return((long)s2h_errors.s2h_client_not_authenticated);
}
s2hConnection connection = null;
s2h_errors error = s2hState.Exchanger.CreateConnection(host, port, out connection);
if (error != s2h_errors.s2h_ok)
{
return((long)error);
}
Client.AddConnection(connection.handle, connection);
Token = connection.handle;
if (connection.socket.LocalEndPoint is IPEndPoint)
{
IPEndPoint ip = (IPEndPoint)connection.socket.LocalEndPoint;
iplAddr = ip.Address.GetAddressBytes();
lPort = ip.Port;
}
if (connection.socket.RemoteEndPoint is IPEndPoint)
{
IPEndPoint ip = (IPEndPoint)connection.socket.RemoteEndPoint;
iprAddr = ip.Address.GetAddressBytes();
rPort = ip.Port;
}
return((long)s2h_errors.s2h_ok);
}
public s2h.s2h_errors CreateConnection(string host, int port,
out s2hConnection conn)
{
SocksOverHttp.s2h.s2h_errors iRes;
Socket socket = null;
conn = new s2hConnection();
iRes = conn.Connect(host, port, out socket);
if (iRes != s2h.s2h_errors.s2h_ok)
{
try
{
conn.Close();
}
catch (Exception) {}
conn = null;
}
lock (m_Connections)
{
m_Connections.Add(conn.handle, conn);
}
return(iRes);
}
public long Close(string auth, string[] Tokens)
{
long lRes = (long)s2h_errors.s2h_ok;
S2hState s2hState = (S2hState)Application["s2hState"];
s2hClient Client = s2hState.GetClient(auth);
if (Client == null)
{
return((long)s2h_errors.s2h_client_not_authenticated);
}
foreach (string t in Tokens)
{
s2hConnection connection = Client.GetConnection(t);
if (connection == null)
{
lRes = (long)s2h_errors.s2h_unknown_connection_token;
}
s2hState.Exchanger.CloseConnection(t);
Client.RemoveConnection(connection.handle);
}
return(lRes);
}
