/// <summary>Creates a data socket.</summary>
/// <param name="Filename">Specifies the local filename.</param>
/// <param name="Filemode">Specifies the file mode.</param>
/// <param name="StreamDirection">Specifies the direction of the stream.</param>
/// <param name="AppendFrom">Specifies where to append from.</param>
/// <returns>Returns True if it was successfully created, False otherwise.</returns>
private bool CreateDataSocket(string Filename, DataConnection.FileModes Filemode, DataConnection.StreamDirections StreamDirection, long AppendFrom)
{
try {
dataSocket = new DataConnection();
dataSocket.Filename = Filename;
dataSocket.DownloadToFile = (Filename != "");
dataSocket.AppendFrom = AppendFrom;
dataSocket.FileMode = Filemode;
dataSocket.StreamDirection = StreamDirection;
dataSocket.DataSent += new DataConnection.DataSentHandler(DataSent);
dataSocket.DataReceived += new DataConnection.DataReceivedHandler(DataReceived);
if (passiveTransfers)
{
SendCommand("PASV");
if (lastResponseType == 2)
{
int BeginPos = lastResponse.IndexOf("(");
int EndPos = lastResponse.IndexOf(")", BeginPos + 1);
if (BeginPos > 0 && EndPos > 0)
{
string [] Output = lastResponse.Substring(BeginPos + 1, EndPos - BeginPos - 1).Split(',');
if (Output.Length == 6)
{
passiveEndPoint = new IPEndPoint(IPAddress.Parse(Output[0] + "." + Output[1] + "." + Output[2] + "." + Output[3]), int.Parse(Output[4]) * 256 + int.Parse(Output[5]));
dataSocket.RemoteEndPoint = passiveEndPoint;
dataSocket.Connect();
}
}
}
}
else
{
dataSocket.Listen();
}
} catch {
return(false);
}
return(true);
}
/// <summary>Uploads a file to the remote server.</summary>
/// <param name="LocalFile">Specifies the local file to upload.</param>
/// <param name="RemoteFile">Specifies the remote file to upload to.</param>
/// <param name="FileMode">Specifies the file mode.</param>
/// <param name="AppendFrom">Specifies where to resume from.</param>
/// <returns>Returns True if the request was successful, False otherwise.</returns>
public bool UploadFile(string LocalFile, string RemoteFile, DataConnection.FileModes FileMode, long AppendFrom)
{
return(UploadFile(LocalFile, RemoteFile, StreamModes.Binary, FileMode, AppendFrom));
}
/// <summary>Uploads a file to the remote server.</summary>
/// <param name="LocalFile">Specifies the local file to upload.</param>
/// <param name="RemoteFile">Specifies the remote file to upload to.</param>
/// <param name="StreamMode">Specifies the transfer type.</param>
/// <param name="FileMode">Specifies the file mode.</param>
/// <param name="AppendFrom">Specifies where to resume from.</param>
/// <returns>Returns True if the request was successful, False otherwise.</returns>
public bool UploadFile(string LocalFile, string RemoteFile, StreamModes StreamMode, DataConnection.FileModes FileMode, long AppendFrom)
{
SendCommand("TYPE " + Convert.ToChar(StreamMode));
if (!CreateDataSocket(LocalFile, FileMode, DataConnection.StreamDirections.Upload, AppendFrom))
{
OnCommandCompleted();
return(false);
}
if (!passiveTransfers)
{
IPEndPoint MyEndPoint = dataSocket.GetLocalEndPoint;
SendCommand("PORT " + MyEndPoint.Address.ToString().Replace(".", ",") + "," + ((int)Math.Floor(MyEndPoint.Port / 256)).ToString() + "," + (MyEndPoint.Port % 256).ToString());
}
if (FileMode == DataConnection.FileModes.Append && AppendFrom > 0)
{
SendCommand("REST " + AppendFrom.ToString());
SendCommand("APPE " + RemoteFile);
}
else
{
SendCommand("STOR " + RemoteFile);
}
if (lastResponseType != 4 && lastResponseType != 5)
{
try {
dataSocket.SendToSocket();
} catch {
dataSocket.Close();
WaitForResponse();
OnCommandCompleted();
return(false);
}
WaitForResponse();
}
dataSocket.Close();
OnCommandCompleted();
return(true);
}
/// <summary>Downloads a file from the remote server.</summary>
/// <param name="RemoteFile">Specifies the remote file to download.</param>
/// <param name="LocalFile">Specifies the local file to download to.</param>
/// <param name="FileMode">Specifies the file mode.</param>
/// <param name="AppendFrom">Specifies where to append from.</param>
/// <returns>Returns True if the request was successful, False otherwise.</returns>
public bool DownloadFile(string RemoteFile, string LocalFile, DataConnection.FileModes FileMode, long AppendFrom)
{
return(DownloadFile(RemoteFile, LocalFile, StreamModes.Binary, DataConnection.FileModes.Overwrite, AppendFrom));
}
