2 * $Id: nit.h,v 1.1 2003-10-17 15:36:38 tmbinc Exp $
4 * (C) 2002-2003 Andreas Oberritter <obi@saftware.de>
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.
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.
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.
22 #ifndef __dvb_table_nit_h__
23 #define __dvb_table_nit_h__
25 #include <lib/dvb_si/container.h>
26 #include "long_crc_table.h"
28 class TransportStreamInfo : public DescriptorContainer
31 unsigned transportStreamId : 16;
32 unsigned originalNetworkId : 16;
33 unsigned reserved1 : 4;
34 unsigned transportDescriptorsLength : 12;
37 TransportStreamInfo(const uint8_t * const buffer);
39 uint16_t getTransportStreamId(void) const;
40 uint16_t getOriginalNetworkId(void) const;
43 typedef std::vector<TransportStreamInfo *> TransportStreamInfoVector;
44 typedef TransportStreamInfoVector::iterator TransportStreamInfoIterator;
45 typedef TransportStreamInfoVector::const_iterator TransportStreamInfoConstIterator;
47 class NetworkInformationTable : public LongCrcTable, public DescriptorContainer
50 unsigned reserved4 : 3;
51 unsigned networkDescriptorsLength : 12;
52 unsigned reserved5 : 4;
53 unsigned transportStreamLoopLength : 12;
54 TransportStreamInfoVector tsInfo;
57 NetworkInformationTable(const uint8_t * const buffer);
58 ~NetworkInformationTable(void);
60 static const enum PacketId PID = PID_NIT;
61 static const enum TableId TID = TID_NIT_ACTUAL;
62 static const uint32_t TIMEOUT = 12000;
64 const TransportStreamInfoVector *getTsInfo(void) const;
67 typedef std::vector<NetworkInformationTable *> NetworkInformationTableVector;
68 typedef NetworkInformationTableVector::iterator NetworkInformationTableIterator;
69 typedef NetworkInformationTableVector::const_iterator NetworkInformationTableConstIterator;
71 #endif /* __dvb_table_nit_h__ */