#ifndef __epgcache_h_
#define __epgcache_h_
-#ifndef SWIG
-
#include <vector>
#include <list>
#include <ext/hash_map>
+#include <ext/hash_set>
-// check if gcc version >= 3.4
-#if defined(__GNUC__) && ((__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || __GNUC__ == 4 )
-#else
-#include <ext/stl_hash_fun.h>
-#endif
#include <errno.h>
#include <lib/dvb/eit.h>
//timeMap is sorted by beginTime
#define timeMap std::map<time_t, eventData*>
-#define tmpMap std::map<uniqueEPGKey, std::pair<time_t, int> >
+#define channelMapIterator std::map<iDVBChannel*, channel_data*>::iterator
+#define updateMap std::map<eDVBChannelID, time_t>
-#if defined(__GNUC__) && ((__GNUC__ == 3 && __GNUC_MINOR__ >= 1) || __GNUC__ == 4 ) // check if gcc version >= 3.1
- #define eventCache __gnu_cxx::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, __gnu_cxx::hash<uniqueEPGKey>, uniqueEPGKey::equal>
- #define updateMap __gnu_cxx::hash_map<uniqueEPGKey, time_t, __gnu_cxx::hash<uniqueEPGKey>, uniqueEPGKey::equal >
- namespace __gnu_cxx
-#else // for older gcc use following
- #define eventCache std::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, std::hash<uniqueEPGKey>, uniqueEPGKey::equal >
- #define updateMap std::hash_map<uniqueEPGKey, time_t, std::hash<uniqueEPGKey>, uniqueEPGKey::equal >
- namespace std
-#endif
-{
-template<> struct hash<uniqueEPGKey>
+struct hash_uniqueEPGKey
{
inline size_t operator()( const uniqueEPGKey &x) const
{
- int v=(x.onid^x.sid);
- v^=v>>8;
- return v&0xFF;
+ return (x.onid << 16) | x.tsid;
}
};
-}
+
+#define tidMap std::set<__u32>
+#if defined(__GNUC__) && ((__GNUC__ == 3 && __GNUC_MINOR__ >= 1) || __GNUC__ == 4 ) // check if gcc version >= 3.1
+ #define eventCache __gnu_cxx::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, hash_uniqueEPGKey, uniqueEPGKey::equal>
+#else // for older gcc use following
+ #define eventCache std::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, hash_uniqueEPGKey, uniqueEPGKey::equal >
+#endif
+
+#define descriptorPair std::pair<int,__u8*>
+#define descriptorMap std::map<__u32, descriptorPair >
class eventData
{
private:
__u8* EITdata;
int ByteSize;
+ static descriptorMap descriptors;
public:
int type;
static int CacheSize;
- eventData(const eit_event_struct* e, int size, int type)
- :ByteSize(size), type(type)
- {
- CacheSize+=size;
- EITdata = new __u8[size];
- if (e)
- memcpy(EITdata, (__u8*) e, size);
- }
- ~eventData()
- {
- CacheSize-=ByteSize;
- delete [] EITdata;
- }
+ static void load(FILE *);
+ static void save(FILE *);
+ eventData(const eit_event_struct* e, int size, int type);
+ ~eventData();
+ const eit_event_struct* get() const;
operator const eit_event_struct*() const
{
- return (const eit_event_struct*) EITdata;
- }
- const eit_event_struct* get() const
- {
- return (const eit_event_struct*) EITdata;
+ return get();
}
int getEventID()
{
- return HILO( ((const eit_event_struct*) EITdata)->event_id );
+ return (EITdata[0] << 8) | EITdata[1];
}
time_t getStartTime()
{
- return parseDVBtime(
- EITdata[2], EITdata[3],
- EITdata[4], EITdata[5], EITdata[6]);
+ return parseDVBtime(EITdata[2], EITdata[3], EITdata[4], EITdata[5], EITdata[6]);
+ }
+ int getDuration()
+ {
+ return fromBCD(EITdata[7])*3600+fromBCD(EITdata[8])*60+fromBCD(EITdata[9]);
}
};
-#else
- #include <lib/base/smartptr.h>
-#endif
class eEPGCache: public eMainloop, private eThread, public Object
{
DECLARE_REF(eEPGCache)
+ struct channel_data: public Object
+ {
+ channel_data(eEPGCache*);
+ eEPGCache *cache;
+ eTimer abortTimer, zapTimer;
+ __u8 state, isRunning, haveData, can_delete;
+ ePtr<eDVBChannel> channel;
+ ePtr<eConnection> m_stateChangedConn, m_NowNextConn, m_ScheduleConn, m_ScheduleOtherConn;
+ ePtr<iDVBSectionReader> m_NowNextReader, m_ScheduleReader, m_ScheduleOtherReader;
+ tidMap seenSections[3], calcedSections[3];
+ void readData(const __u8 *data);
+ void startChannel();
+ void startEPG();
+ bool finishEPG();
+ void abortEPG();
+ void abortNonAvail();
+ };
public:
-#ifndef SWIG
- enum {NOWNEXT, SCHEDULE, SCHEDULE_OTHER};
+ enum {NOWNEXT=1, SCHEDULE=2, SCHEDULE_OTHER=4};
struct Message
{
enum
{
flush,
- startService,
+ startChannel,
leaveChannel,
pause,
restart,
updated,
isavail,
quit,
- timeChanged,
- leaveChannelFinished
+ timeChanged
};
int type;
+ iDVBChannel *channel;
uniqueEPGKey service;
union {
int err;
:type(type) {}
Message(int type, bool b)
:type(type), avail(b) {}
+ Message(int type, iDVBChannel *channel, int err=0)
+ :type(type), channel(channel), err(err) {}
Message(int type, const eServiceReferenceDVB& service, int err=0)
:type(type), service(service), err(err) {}
Message(int type, time_t time)
:type(type), time(time) {}
};
eFixedMessagePump<Message> messages;
- eFixedMessagePump<Message> back_messages;
private:
- static pthread_mutex_t cache_lock;
- eServiceReferenceDVB next_service;
- uniqueEPGKey current_service;
- int paused;
-
- int state;
- __u8 isRunning, haveData;
-
- ePtr<iDVBChannel> m_currentChannel;
- ePtr<eConnection> m_NowNextConn, m_ScheduleConn, m_ScheduleOtherConn;
- ePtr<iDVBSectionReader> m_NowNextReader, m_ScheduleReader, m_ScheduleOtherReader;
-
- int sectionRead(const __u8 *data, int source);
- void readNowNextData(const __u8 *data);
- void readScheduleData(const __u8 *data);
- void readScheduleOtherData(const __u8 *data);
-
+ friend class channel_data;
static eEPGCache *instance;
+ eTimer cleanTimer;
+ std::map<iDVBChannel*, channel_data*> m_knownChannels;
+ ePtr<eConnection> m_chanAddedConn;
+
eventCache eventDB;
- updateMap serviceLastUpdated;
- tmpMap temp;
- eTimer CleanTimer;
- eTimer zapTimer;
- eTimer abortTimer;
- bool finishEPG();
- void abortNonAvail();
- void flushEPG(const uniqueEPGKey & s=uniqueEPGKey());
- void startEPG();
+ updateMap channelLastUpdated;
+ static pthread_mutex_t cache_lock, channel_map_lock;
- void changedService(const uniqueEPGKey &);
- void abortEPG();
+ void thread(); // thread function
- void cleanLoop();
- void pauseEPG();
- void restartEPG();
- void thread();
- void gotMessage(const Message &message);
- void gotBackMessage(const Message &message);
- void timeUpdated();
+// called from epgcache thread
void save();
void load();
- void leaveChannel(iDVBChannel *);
-#endif
+ void sectionRead(const __u8 *data, int source, channel_data *channel);
+ void gotMessage(const Message &message);
+ void flushEPG(const uniqueEPGKey & s=uniqueEPGKey());
+ void cleanLoop();
+
+// called from main thread
+ void timeUpdated();
+ void DVBChannelAdded(eDVBChannel*);
+ void DVBChannelStateChanged(iDVBChannel*);
+ void DVBChannelRunning(iDVBChannel *);
public:
static RESULT getInstance(ePtr<eEPGCache> &ptr);
- // called from other thread context !!
- void startCache(const eServiceReferenceDVB &);
- Event *lookupEvent(const eServiceReferenceDVB &service, int event_id, bool plain=false );
- Event *lookupEvent(const eServiceReferenceDVB &service, time_t=0, bool plain=false );
-#ifndef SWIG
eEPGCache();
~eEPGCache();
+ // called from main thread
inline void Lock();
inline void Unlock();
- const eventMap* getEventMap(const eServiceReferenceDVB &service);
- const timeMap* getTimeMap(const eServiceReferenceDVB &service);
- tmpMap* getUpdatedMap() { return &temp; }
+ // result Event * must be deleted by caller of lookupEvent
+ inline RESULT lookupEvent(const eServiceReferenceDVB &service, int event_id, Event *& );
+ inline RESULT lookupEvent(const eServiceReferenceDVB &service, time_t , Event *& );
- Signal1<void, bool> EPGAvail;
- Signal0<void> EPGUpdated;
-#endif
+ // methods for faster use.. but not thread save ..
+ // Lock and Unlock should be used !!
+ RESULT lookupEvent(const eServiceReferenceDVB &service, int event_id, const eventData *& );
+ RESULT lookupEvent(const eServiceReferenceDVB &service, time_t , const eventData *& );
+
+ inline RESULT getEventMap(const eServiceReferenceDVB &service, const eventMap *& );
+ inline RESULT getTimeMap(const eServiceReferenceDVB &service, const timeMap *& );
};
TEMPLATE_TYPEDEF(ePtr<eEPGCache>,eEPGCachePtr);
-inline const eventMap* eEPGCache::getEventMap(const eServiceReferenceDVB &service)
+inline RESULT eEPGCache::lookupEvent(const eServiceReferenceDVB &service, time_t t, Event *& result )
{
- eventCache::iterator It = eventDB.find( service );
- if ( It != eventDB.end() && It->second.first.size() )
- return &(It->second.first);
- else
- return 0;
+ const eventData *data=0;
+ RESULT ret = lookupEvent(service, t, data);
+ if ( !ret && data )
+ result = new Event((uint8_t*)data->get());
+ return ret;
}
-inline const timeMap* eEPGCache::getTimeMap(const eServiceReferenceDVB &service)
+inline RESULT eEPGCache::lookupEvent(const eServiceReferenceDVB &service, int event_id, Event *& result)
{
- eventCache::iterator It = eventDB.find( service );
- if ( It != eventDB.end() && It->second.second.size() )
- return &(It->second.second);
- else
- return 0;
-}
-
-inline void eEPGCache::readNowNextData( const __u8 *data)
-{
- if ( !data || state == 2 )
- m_NowNextReader->stop();
- else
- sectionRead(data, eEPGCache::NOWNEXT);
+ const eventData *data=0;
+ RESULT ret = lookupEvent(service, event_id, data);
+ if ( !ret && data )
+ result = new Event((uint8_t*)data->get());
+ return ret;
}
-inline void eEPGCache::readScheduleData(const __u8 *data)
+inline RESULT eEPGCache::getEventMap(const eServiceReferenceDVB &service, const eventMap *& result)
{
- if ( !data || state == 2 )
- m_ScheduleReader->stop();
+ eventCache::iterator It = eventDB.find( service );
+ if ( It != eventDB.end() && It->second.first.size() )
+ {
+ result=&(It->second.first);
+ return 0;
+ }
else
- sectionRead(data, eEPGCache::SCHEDULE);
+ result=0;
+ return -1;
}
-inline void eEPGCache::readScheduleOtherData(const __u8 *data)
+inline RESULT eEPGCache::getTimeMap(const eServiceReferenceDVB &service, const timeMap *& result)
{
- if ( !data || state == 2 )
- m_ScheduleOtherReader->stop();
+ eventCache::iterator It = eventDB.find( service );
+ if ( It != eventDB.end() && It->second.second.size() )
+ {
+ result=&(It->second.second);
+ return 0;
+ }
else
- sectionRead(data, eEPGCache::SCHEDULE_OTHER);
+ result=0;
+ return -1;
}
inline void eEPGCache::Lock()