numberzap accepts a maximum of 4 digits
[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 public:
29         TDT(eDVBChannel *chan);
30         void start();
31         void startTimer(int interval);
32 };
33
34 class eDVBLocalTimeHandler: public Object
35 {
36         struct channel_data
37         {
38                 TDT *tdt;
39                 ePtr<eDVBChannel> channel;
40                 ePtr<eConnection> m_stateChangedConn;
41         };
42         friend class TDT;
43         DECLARE_REF(eDVBLocalTimeHandler)
44         std::map<iDVBChannel*, channel_data> m_knownChannels;
45         std::map<eDVBChannelID,int> m_timeOffsetMap;
46         ePtr<eConnection> m_chanAddedConn;
47         bool m_time_ready;
48         int m_time_difference;
49         int m_last_tp_time_difference;
50         void DVBChannelAdded(eDVBChannel*);
51         void DVBChannelStateChanged(iDVBChannel*);
52         void readTimeOffsetData(const char*);
53         void writeTimeOffsetData(const char*);
54         void updateTime(time_t tp_time, eDVBChannel*);
55         static eDVBLocalTimeHandler *instance;
56 public:
57         PSignal0<void> m_timeUpdated;
58         eDVBLocalTimeHandler();
59         ~eDVBLocalTimeHandler();
60         bool ready() const { return m_time_ready; }
61         int difference() const { return m_time_difference; }
62         static eDVBLocalTimeHandler *getInstance() { return instance; }
63 };
64
65 #endif // __LIB_DVB_DVBTIME_H_