(Delphi DLL) Use Explicit FTP over TLS

Demonstrates how to connect to an FTP server using explicit FTP over TLS.

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

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Ftp2;

...

procedure TForm1.Button1Click(Sender: TObject);
var
ftp: HCkFtp2;
success: Boolean;

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

ftp := CkFtp2_Create();

CkFtp2_putHostname(ftp,'ftp.your-ftp-server.com');
CkFtp2_putUsername(ftp,'ftpAccountLogin');
CkFtp2_putPassword(ftp,'ftpAccountPassword');

// Indicate that the "AUTH TLS" command should be use to convert the connection to TLS
// after the initial TCP connection to port 21 is established.
CkFtp2_putAuthTls(ftp,True);

// Connect and convert the connection to TLS automatically.
success := CkFtp2_ConnectOnly(ftp);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkFtp2__lastErrorText(ftp));
    Exit;
  end;

success := CkFtp2_LoginAfterConnectOnly(ftp);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkFtp2__lastErrorText(ftp));
    Exit;
  end;

Memo1.Lines.Add('TLS connection established and successfully authenticated.');

CkFtp2_Dispose(ftp);

end;