# File lib/file_systems/NADOLDos.rb, line 46
  def NADOLDos.files(file_system_image)
    files=FileContainer.new
    track=0
    sector=3
    while (sector<=9) do
      sector_data=file_system_image.get_sector(track,sector)
      (0..15).each do |slot_no|
        slot_offset=slot_no*0x10
        file_descriptive_entry=sector_data[slot_offset..slot_offset+0x10]
        if (file_descriptive_entry[0]!=0xFF && file_descriptive_entry[0]!=0x00) then # skip deleted /empty files
          filename=""
          file_descriptive_entry[0..11].to_s.each_byte{|b| filename+=(b.%128).chr} #strip off high bit
          filename.sub!(/ *$/,"") #strip off trailing spaces
          file_size=file_descriptive_entry[0x0D]*256+file_descriptive_entry[0x0C]
          if (file_size>0) then
            contents=""
            ts_list_track_no=file_descriptive_entry[0x0E]
            ts_list_sector_no=file_descriptive_entry[0x0F]
            ts_list_sector=file_system_image.get_sector(ts_list_track_no,ts_list_sector_no)
    
            for entry_number in 0..0x7f    
              data_track_no=ts_list_sector[entry_number*2]
              data_sector_no=ts_list_sector[entry_number*2+1]
              if( (data_track_no!=0 || data_sector_no!=0)   && data_sector_no<=0x0f) then                
                contents<<file_system_image.get_sector(data_track_no,data_sector_no)
              end
            end
            contents=contents[0,file_size]
            files<<NativeFileType.best_fit(file_system_image,filename,contents)
          end
        end
      end
    sector+=1
    end

    files
  end