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Код

uses
 WinInet;

procedure TForm27.Button1Click(Sender: TObject);

 procedure FindFTPFiles(FConnect: HINTERNET; Dir: String);
 var
   hFileConnection: HINTERNET;
   FindData: TWin32FindData;
   SubDirs: TStringList;
   I: Integer;
 begin
   SubDirs := TStringList.Create;
   try
     FtpSetCurrentDirectory(FConnect, PChar(Dir));
     hFileConnection := FtpFindFirstFile(FConnect, pChar("*.*"), FindData,
       INTERNET_FLAG_NEED_FILE , 0);
     if hFileConnection <> nil then
     try
       ZeroMemory(@FindData, SizeOf(TWin32FindData));

       while InternetFindNextFile(hFileConnection, @FindData) do
       begin
         if
           (StrPas(FindData.cFileName) = ".") or
           (StrPas(FindData.cFileName) = "..") then
           Continue;

         if FindData.dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY then
         begin
           SubDirs.Add(Dir + String(FindData.cFileName) + "/");
           Memo1.Lines.Add(Dir + String(FindData.cFileName) + "/");
         end
         else
           Memo1.Lines.Add(Dir + String(FindData.cFileName));

         Application.ProcessMessages;
         //if Memo1.Lines.Count > 100 then Break;
       end;

     finally
       InternetCloseHandle(hFileConnection);
     end;

     for I := 0 to SubDirs.Count - 1 do
       FindFTPFiles(FConnect, SubDirs.Strings[I]);

   finally
     SubDirs.Free;
   end;
 end;

var
 FSession, FConnect: HINTERNET;
 FHost: String;

begin
 FHost := "ftp.synclub.ru";
 FSession := InternetOpen("", INTERNET_OPEN_TYPE_PRECONFIG, nil, nil, 0);
 if not Assigned(FSession) then Exit;
 try
   FConnect := InternetConnect(FSession, PChar(FHost),
     INTERNET_DEFAULT_FTP_PORT, PChar("synclub"),
     PChar("synclub"), INTERNET_SERVICE_FTP, INTERNET_FLAG_PASSIVE, 0);
   if not Assigned(FConnect) then Exit;
   try
     FindFTPFiles(FConnect, "/jazz/3rd Force/");
     Memo1.Lines.Add("=====================================");
     Memo1.Lines.Add("All done");
   finally
     InternetCloseHandle(FConnect);
   end;
 finally
   InternetCloseHandle(FSession);
 end;
end;