lib/dvb_si/ait.h

   1 /*
   2  * $Id: ait.h,v 1.1 2003-10-17 15:36:38 tmbinc Exp $
   3  *
   4  * (C) 2002-2003 Andreas Oberritter <obi@saftware.de>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  *
  20  */
  21
  22 #ifndef __dvb_table_ait_h__
  23 #define __dvb_table_ait_h__
  24
  25 #include <lib/dvb_si/container.h>
  26 #include "long_crc_table.h"
  27
  28 class ApplicationIdentifier
  29 {
  30         protected:
  31                 unsigned organisationId                         : 32;
  32                 unsigned applicationId                          : 16;
  33
  34         public:
  35                 ApplicationIdentifier(const uint8_t * const buffer);
  36
  37                 uint32_t getOrganisationId(void) const;
  38                 uint16_t getApplicationId(void) const;
  39 };
  40
  41 class ApplicationInformation : public DescriptorContainer
  42 {
  43         protected:
  44                 ApplicationIdentifier *applicationIdentifier;
  45                 unsigned applicationControlCode                 : 8;
  46                 unsigned reserved                               : 4;
  47                 unsigned applicationDescriptorsLoopLength       : 12;
  48
  49         public:
  50                 ApplicationInformation(const uint8_t * const buffer);
  51                 ~ApplicationInformation(void);
  52
  53                 const ApplicationIdentifier *getApplicationIdentifier(void) const;
  54                 uint8_t getApplicationControlCode(void) const;
  55
  56         friend class ApplicationInformationTable;
  57 };
  58
  59 typedef std::vector<ApplicationInformation *> ApplicationInformationVector;
  60 typedef ApplicationInformationVector::iterator ApplicationInformationIterator;
  61 typedef ApplicationInformationVector::const_iterator ApplicationInformationConstIterator;
  62
  63 class ApplicationInformationTable : public LongCrcTable, public DescriptorContainer
  64 {
  65         protected:
  66                 unsigned reserved4                              : 4;
  67                 unsigned commonDescriptorsLength                : 12;
  68                 unsigned reserved5                              : 4;
  69                 unsigned applicationLoopLength                  : 12;
  70                 ApplicationInformationVector applicationInformation;
  71
  72         public:
  73                 ApplicationInformationTable(const uint8_t * const buffer);
  74                 ~ApplicationInformationTable(void);
  75
  76                 static const enum TableId TID = TID_AIT;
  77                 static const uint32_t TIMEOUT = 12000;
  78
  79                 const ApplicationInformationVector *getApplicationInformation(void) const;
  80 };
  81
  82 typedef std::vector<ApplicationInformationTable *> ApplicationInformationTableVector;
  83 typedef ApplicationInformationTableVector::iterator ApplicationInformationTableIterator;
  84 typedef ApplicationInformationTableVector::const_iterator ApplicationInformationTableConstIterator;
  85
  86 #endif /* __dvb_table_ait_h__ */