private void OpenActiveDataConnection()
{
Socket dataSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPHostEntry localhostEntry = Dns.GetHostByName(Dns.GetHostName());
IPEndPoint listener = new IPEndPoint(localhostEntry.AddressList[0], 0);
dataSocket.Bind(listener);
dataSocket.Listen(5);
IPEndPoint localEP = (IPEndPoint)dataSocket.LocalEndPoint;
UInt32 localEPAddress = (UInt32)localEP.Address.Address;
string local = FormatAddress(localEPAddress, localEP.Port);
CommandResponse response = SendCommand("PORT", local);
dataStream = new FtpDataStream(dataSocket);
}
private void OpenPassiveDataConnection()
{
CommandResponse response = SendCommand("PASV", null);
if (response.Status != 227)
{
throw new ApplicationException("Couldn't open passive data connection, no DataConnection IP was given");
}
// TODO Use this IP instead of the same as the communication ip
string ip = GetIP(response);
int port = GetPort(response);
Socket dataSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPHostEntry serverHostEntry = Dns.GetHostByName(uri.Host);
IPEndPoint serverEndPoint = new IPEndPoint(serverHostEntry.AddressList[0], port);
dataSocket.Connect(serverEndPoint);
dataStream = new FtpDataStream(dataSocket);
}
internal FtpWebResponse(FtpDataStream stream)
{
dataStream = stream;
}