parsing for /etc/timezone.xml added
[enigma2.git] / lib / dvb / dvbtime.h
1 #ifndef __LIB_DVB_DVBTIME_H_
2 #define __LIB_DVB_DVBTIME_H_
3
4 #include <lib/base/eerror.h>
5 #include <lib/dvb/esection.h>
6 #include <dvbsi++/time_date_section.h>
7
8 class eDVBChannel;
9
10 inline int fromBCD(int bcd)
11 {
12         if ((bcd&0xF0)>=0xA0)
13                 return -1;
14         if ((bcd&0xF)>=0xA)
15                 return -1;
16         return ((bcd&0xF0)>>4)*10+(bcd&0xF);
17 }
18
19 time_t parseDVBtime(__u8 t1, __u8 t2, __u8 t3, __u8 t4, __u8 t5);
20
21 class TDT: public eGTable
22 {
23         eDVBChannel *chan;
24         ePtr<iDVBDemux> demux;
25         eTimer m_interval_timer;
26         int createTable(int nr, const __u8 *data, unsigned int max);
27         void ready(int);
28         int update_count;
29 public:
30         TDT(eDVBChannel *chan, int update_count=0);
31         void start();
32         void startTimer(int interval);
33         int getUpdateCount() { return update_count; }
34 };
35
36 class eDVBLocalTimeHandler: public Object
37 {
38         struct channel_data
39         {
40                 TDT *tdt;
41                 ePtr<eDVBChannel> channel;
42                 ePtr<eConnection> m_stateChangedConn;
43         };
44         friend class TDT;
45         DECLARE_REF(eDVBLocalTimeHandler)
46         std::map<iDVBChannel*, channel_data> m_knownChannels;
47         std::map<eDVBChannelID,int> m_timeOffsetMap;
48         ePtr<eConnection> m_chanAddedConn;
49         bool m_time_ready;
50         int m_time_difference;
51         int m_last_tp_time_difference;
52         void DVBChannelAdded(eDVBChannel*);
53         void DVBChannelStateChanged(iDVBChannel*);
54         void readTimeOffsetData(const char*);
55         void writeTimeOffsetData(const char*);
56         void updateTime(time_t tp_time, eDVBChannel*, int updateCount);
57         static eDVBLocalTimeHandler *instance;
58 public:
59         PSignal0<void> m_timeUpdated;
60         eDVBLocalTimeHandler();
61         ~eDVBLocalTimeHandler();
62         bool ready() const { return m_time_ready; }
63         int difference() const { return m_time_difference; }
64         static eDVBLocalTimeHandler *getInstance() { return instance; }
65 };
66
67 #endif // __LIB_DVB_DVBTIME_H_