_with2.WriteLine("option batch abort");

            _with2.WriteLine("option confirm on");



            //Open the session.

            _with2.WriteLine(" open " + comboProtocol.Text.Trim() + "://" + txtUsername.Text.Trim() + "@" + txtHostname.Text.Trim() + ":" + int.Parse(txtPort.Text.Trim()) + " -privatekey=\"" + txtPulicKeyFile.Text.Trim() + "\"");

            _with2.WriteLine("cd " + txtRemoteDir.Text);

            

            //set Transfer mode ASCII to Binary

            _with2.Write("option transfer binary");

            

            //Download the file and hash data file 

            _with2.WriteLine("get \"" + txtDownloadFile.Text + "\" \"" + txtLocalDir.Text + "\"");

            _with2.WriteLine("get \"" + txtDownloadFile.Text + ".sha512\" \"" + txtLocalDir.Text + "\"");

            _with2.Close();

<?xml version="1.0" encoding="UTF-8"?>

<session xmlns="http://winscp.net/schema/session/1.0" name="username@hostname" start="2011-01-13T11:29:30.341Z">

  <download>

    <filename value="/entitlement/fwis.xml" />

    <destination value="C:\Ahsan_Test\fwis.xml" />

    <result success="true" />

  </download>

  <download>

    <filename value="/entitlement/fwis.xml.sha512" />

    <destination value="C:\Ahsan_Test\fwis.xml.sha512" />

    <result success="true" />

  </download>

</session>

public bool GetSFTP()

        {

            string filename = string.Empty, outfilename = null, output = null, errmsg = null;



            // Run hidden WinSCP process

            Process winscp = new Process();

            string logname = Path.ChangeExtension(Path.GetTempFileName(), "xml");

            var _with1 = winscp.StartInfo;

            // SFTPExecutable needs to be defined in app.config to point to winscp.com

            try

            {

                _with1.FileName = ConfigurationSettings.AppSettings["SFTPExecutable"].ToString();

                if (_with1.FileName == null || _with1.FileName.Length == 0)

                {

                    EventLog.WriteEntry(logSource, "from GetSFTP: SFTPExecutable not set in config file.", EventLogEntryType.Warning);

                    throw (new Exception("from GetSFTP: SFTPExecutable not set in config file."));

                }

            }

            catch (Exception ex)

            {

                errmsg = ex.Message;

                EventLog.WriteEntry(logSource, errmsg, EventLogEntryType.Error);

                return false;

            }

            _with1.Arguments = "/log=" + logname;

            _with1.UseShellExecute = false;

            _with1.RedirectStandardInput = true;

            _with1.RedirectStandardOutput = true;

            _with1.CreateNoWindow = true;

            try

            {

                winscp.Start();

            }

            catch (Exception ex)

            {

                EventLog.WriteEntry(logSource, "from GetSFTP: Could not run the WinSCP executable.", EventLogEntryType.FailureAudit);

                errmsg = "from GetSFTP:  Could not run the WinSCP executable " + winscp.StartInfo.FileName + Environment.NewLine + ex.Message;

                return false;

            }



            // Feed in the scripting commands

            var _with2 = winscp.StandardInput;

            _with2.WriteLine("option batch abort");

            _with2.WriteLine("option confirm off");

            //_with2.WriteLine("open sftp://" + username + ":" + password + "@" + remotehost);

            _with2.WriteLine(" open " + Protocol + "://" + Username + "@" + Hostname + ":" + Port + " -privatekey=\"" + PublicKeyPath + "\"");

            _with2.WriteLine("cd /entitlement/ENT_7005");

            //_with2.WriteLine("put C:\\Ahsan_Test\\fwfi.log \"" + defaultRmDir + "\"");

            //_with2.WriteLine("exit");

            /*

            filename = "C:\\Ahsan_Test\\fwfi.log";

            if (outfilename == null)

                _with2.WriteLine("put " + filename);

            else

                _with2.WriteLine("put " + filename + " \"" + outfilename + "\"");

            */

            _with2.WriteLine("ls");

            _with2.WriteLine("get \"fwis.xml\" \"" + defaultLocalDir + "\"");

            _with2.Close();

            

            //Get winscp output

            //if ((output != null))

                output = winscp.StandardOutput.ReadToEnd();

            MessageBox.Show(output);

            // Wait until WinSCP finishes

            winscp.WaitForExit();



            // Parse and interpret the XML log

            // (Note that in case of fatal failure the log file may not exist at all)

            if (!File.Exists(logname))

            {

                errmsg = "from GetSFTP:  The WinSCP executable appears to have crashed.";

                EventLog.WriteEntry(logSource,errmsg, EventLogEntryType.FailureAudit);

                return false;

            }



            XPathDocument log = new XPathDocument(logname);

            XmlNamespaceManager ns = new XmlNamespaceManager(new NameTable());

            ns.AddNamespace("w", "http://winscp.net/schema/session/1.0");

            XPathNavigator nav = log.CreateNavigator();

           

            // Success (0) or error?

            bool status = (winscp.ExitCode == 0);

            MessageBox.Show(status.ToString());

            if (!status)

            {

                errmsg = "from GetSFTP:  There was an error transferring " + filename + ".";

                // See if there are any messages associated with the error

                foreach (XPathNavigator message in nav.Select("//w:message", ns))

                {

                    errmsg += Environment.NewLine + message.Value;

                }

            }



            try

            {

                File.Delete(logname);

            }

            catch (IOException ex)

            {

                MessageBox.Show(ex.Message, "SFTP", MessageBoxButtons.OK, MessageBoxIcon.Error);

                EventLog.WriteEntry(logSource, ex.Message, EventLogEntryType.FailureAudit);

                // at least we tried to clean up

            }



            return !status;

        }