text: #! /usr/bin/env python
  
  # This file is part of the dvbobjects library.
  # 
  # Copyright (c) 2008, Lorenzo Pallara
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU General Public License as published by
  # the Free Software Foundation; either version 2 of the License, or
  # (at your option) any later version.
  #
  # This program is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  # GNU General Public License for more details.
  #
  # You should have received a copy of the GNU General Public License
  # along with this program; if not, write to the Free Software
  # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  
  import string
  from dvbobjects.MPEG.Section import Section
  from dvbobjects.utils import *
  
  ######################################################################
  class conditional_access_section(Section):
  
      table_id = 0x01
      
      section_max_size = 1024
  
      def pack_section_body(self):
      
          # pack ca_descriptor_loop
          pl_bytes = string.join(
              map(lambda x: x.pack(),
                  self.ca_descriptor_loop),
              "")
  
          self.table_id_extension = 0xFFFF
  
          fmt = "!%ds" % (len(pl_bytes))
          return pack(fmt,
              pl_bytes
              )
  
  