(Delphi ActiveX) Binary and ASCII FTP Transfer Modes

The SetTypeBinary() and SetTypeAscii() method can be called to change the current transfer mode. The default transfer mode is binary. Once SetTypeAscii() or SetTypeBinary() is called, all subsequent transfers will occur in that mode.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
ftp: TChilkatFtp2;
success: Integer;
localFilename: WideString;
remoteFilename: WideString;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

ftp := TChilkatFtp2.Create(Self);

ftp.Hostname := 'ftp.something.com';
ftp.Username := 'test';
ftp.Password := 'test';

// Connect and login to the FTP server.
success := ftp.Connect();
if (success <> 1) then
  begin
    Memo1.Lines.Add(ftp.LastErrorText);
    Exit;
  end;

// Set the transfer mode to ASCII
success := ftp.SetTypeAscii();
if (success <> 1) then
  begin
    Memo1.Lines.Add(ftp.LastErrorText);
    Exit;
  end;

// Change to the remote directory where the file will be uploaded.
success := ftp.ChangeRemoteDir('junk');
if (success <> 1) then
  begin
    Memo1.Lines.Add(ftp.LastErrorText);
    Exit;
  end;

// Upload a file.
localFilename := 'hamlet.xml';
remoteFilename := 'hamlet.xml';

// Turn on session logging for the upload:
ftp.KeepSessionLog := 1;

success := ftp.PutFile(localFilename,remoteFilename);
if (success <> 1) then
  begin
    Memo1.Lines.Add(ftp.LastErrorText);
    Exit;
  end;

// View the session log.  You can verify visually that
// the transfer was in ascii mode.
Memo1.Lines.Add(ftp.SessionLog);

success := ftp.Disconnect();

Memo1.Lines.Add('File Uploaded!');
end;