#include <lib/dvb/epgcache.h>
#include <lib/dvb/dvb.h>

#undef EPG_DEBUG  

#ifdef EPG_DEBUG
#include <lib/service/event.h>
#endif

#include <time.h>
#include <unistd.h>  // for usleep
#include <sys/vfs.h> // for statfs
// #include <libmd5sum.h>
#include <lib/base/eerror.h>
#include <lib/base/estring.h>
#include <lib/dvb/pmt.h>
#include <lib/dvb/db.h>
#include <lib/python/python.h>
#include <dvbsi++/descriptor_tag.h>

int eventData::CacheSize=0;
descriptorMap eventData::descriptors;
__u8 eventData::data[4108];
extern const uint32_t crc32_table[256];

const eServiceReference &handleGroup(const eServiceReference &ref)
{
	if (ref.flags & eServiceReference::isGroup)
	{
		ePtr<eDVBResourceManager> res;
		if (!eDVBResourceManager::getInstance(res))
		{
			ePtr<iDVBChannelList> db;
			if (!res->getChannelList(db))
			{
				eBouquet *bouquet=0;
				if (!db->getBouquet(ref, bouquet))
				{
					std::list<eServiceReference>::iterator it(bouquet->m_services.begin());
					if (it != bouquet->m_services.end())
						return *it;
				}
			}
		}
	}
	return ref;
}

eventData::eventData(const eit_event_struct* e, int size, int type)
	:ByteSize(size&0xFF), type(type&0xFF)
{
	if (!e)
		return;

	__u32 descr[65];
	__u32 *pdescr=descr;

	__u8 *data = (__u8*)e;
	int ptr=12;
	size -= 12;

	while(size > 1)
	{
		__u8 *descr = data+ptr;
		int descr_len = descr[1];
		descr_len += 2;
		if (size >= descr_len)
		{
			switch (descr[0])
			{
				case EXTENDED_EVENT_DESCRIPTOR:
				case SHORT_EVENT_DESCRIPTOR:
				case LINKAGE_DESCRIPTOR:
				case COMPONENT_DESCRIPTOR:
				{
					__u32 crc = 0;
					int cnt=0;
					while(cnt++ < descr_len)
						crc = (crc << 8) ^ crc32_table[((crc >> 24) ^ data[ptr++]) & 0xFF];
	
					descriptorMap::iterator it =
						descriptors.find(crc);
					if ( it == descriptors.end() )
					{
						CacheSize+=descr_len;
						__u8 *d = new __u8[descr_len];
						memcpy(d, descr, descr_len);
						descriptors[crc] = descriptorPair(1, d);
					}
					else
						++it->second.first;
					*pdescr++=crc;
					break;
				}
				default: // do not cache all other descriptors
					ptr += descr_len;
					break;
			}
			size -= descr_len;
		}
		else
			break;
	}
	ASSERT(pdescr <= &descr[65]);
	ByteSize = 10+((pdescr-descr)*4);
	EITdata = new __u8[ByteSize];
	CacheSize+=ByteSize;
	memcpy(EITdata, (__u8*) e, 10);
	memcpy(EITdata+10, descr, ByteSize-10);
}

const eit_event_struct* eventData::get() const
{
	int pos = 12;
	int tmp = ByteSize-10;
	memcpy(data, EITdata, 10);
	int descriptors_length=0;
	__u32 *p = (__u32*)(EITdata+10);
	while(tmp>3)
	{
		descriptorMap::iterator it =
			descriptors.find(*p++);
		if ( it != descriptors.end() )
		{
			int b = it->second.second[1]+2;
			memcpy(data+pos, it->second.second, b );
			pos += b;
			descriptors_length += b;
		}
		else
			eFatal("LINE %d descriptor not found in descriptor cache %08x!!!!!!", __LINE__, *(p-1));
		tmp-=4;
	}
	ASSERT(pos <= 4108);
	data[10] = (descriptors_length >> 8) & 0x0F;
	data[11] = descriptors_length & 0xFF;
	return (eit_event_struct*)data;
}

eventData::~eventData()
{
	if ( ByteSize )
	{
		CacheSize -= ByteSize;
		__u32 *d = (__u32*)(EITdata+10);
		ByteSize -= 10;
		while(ByteSize>3)
		{
			descriptorMap::iterator it =
				descriptors.find(*d++);
			if ( it != descriptors.end() )
			{
				descriptorPair &p = it->second;
				if (!--p.first) // no more used descriptor
				{
					CacheSize -= it->second.second[1];
					delete [] it->second.second;  	// free descriptor memory
					descriptors.erase(it);	// remove entry from descriptor map
				}
			}
			else
				eFatal("LINE %d descriptor not found in descriptor cache %08x!!!!!!", __LINE__, *(d-1));
			ByteSize -= 4;
		}
		delete [] EITdata;
	}
}

void eventData::load(FILE *f)
{
	int size=0;
	int id=0;
	__u8 header[2];
	descriptorPair p;
	fread(&size, sizeof(int), 1, f);
	while(size)
	{
		fread(&id, sizeof(__u32), 1, f);
		fread(&p.first, sizeof(int), 1, f);
		fread(header, 2, 1, f);
		int bytes = header[1]+2;
		p.second = new __u8[bytes];
		p.second[0] = header[0];
		p.second[1] = header[1];
		fread(p.second+2, bytes-2, 1, f);
		descriptors[id]=p;
		--size;
		CacheSize+=bytes;
	}
}

void eventData::save(FILE *f)
{
	int size=descriptors.size();
	descriptorMap::iterator it(descriptors.begin());
	fwrite(&size, sizeof(int), 1, f);
	while(size)
	{
		fwrite(&it->first, sizeof(__u32), 1, f);
		fwrite(&it->second.first, sizeof(int), 1, f);
		fwrite(it->second.second, it->second.second[1]+2, 1, f);
		++it;
		--size;
	}
}

eEPGCache* eEPGCache::instance;
pthread_mutex_t eEPGCache::cache_lock=
	PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
pthread_mutex_t eEPGCache::channel_map_lock=
	PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;

DEFINE_REF(eEPGCache)

eEPGCache::eEPGCache()
	:messages(this,1), cleanTimer(eTimer::create(this)), m_running(0)//, paused(0)
{
	eDebug("[EPGC] Initialized EPGCache (wait for setCacheFile call now)");

	CONNECT(messages.recv_msg, eEPGCache::gotMessage);
	CONNECT(eDVBLocalTimeHandler::getInstance()->m_timeUpdated, eEPGCache::timeUpdated);
	CONNECT(cleanTimer->timeout, eEPGCache::cleanLoop);

	ePtr<eDVBResourceManager> res_mgr;
	eDVBResourceManager::getInstance(res_mgr);
	if (!res_mgr)
		eDebug("[eEPGCache] no resource manager !!!!!!!");
	else
		res_mgr->connectChannelAdded(slot(*this,&eEPGCache::DVBChannelAdded), m_chanAddedConn);

	instance=this;
	memset(m_filename, 0, sizeof(m_filename));
}

void eEPGCache::setCacheFile(const char *path)
{
	bool inited = !!strlen(m_filename);
	strncpy(m_filename, path, 1024);
	if (!inited)
	{
		eDebug("[EPGC] setCacheFile read/write epg data from/to '%s'", m_filename);
		if (eDVBLocalTimeHandler::getInstance()->ready())
			timeUpdated();
	}
}

void eEPGCache::timeUpdated()
{
	if (strlen(m_filename))
	{
		if (!sync())
		{
			eDebug("[EPGC] time updated.. start EPG Mainloop");
			run();
			singleLock s(channel_map_lock);
			channelMapIterator it = m_knownChannels.begin();
			for (; it != m_knownChannels.end(); ++it)
			{
				if (it->second->state == -1) {
					it->second->state=0;
					messages.send(Message(Message::startChannel, it->first));
				}
			}
		} else
			messages.send(Message(Message::timeChanged));
	}
	else
		eDebug("[EPGC] time updated.. but cache file not set yet.. dont start epg!!");
}

void eEPGCache::DVBChannelAdded(eDVBChannel *chan)
{
	if ( chan )
	{
//		eDebug("[eEPGCache] add channel %p", chan);
		channel_data *data = new channel_data(this);
		data->channel = chan;
		data->prevChannelState = -1;
#ifdef ENABLE_PRIVATE_EPG
		data->m_PrivatePid = -1;
#endif
#ifdef ENABLE_MHW_EPG
		data->m_mhw2_channel_pid = 0x231; // defaults for astra 19.2 D+
		data->m_mhw2_title_pid = 0x234; // defaults for astra 19.2 D+
		data->m_mhw2_summary_pid = 0x236; // defaults for astra 19.2 D+
#endif
		singleLock s(channel_map_lock);
		m_knownChannels.insert( std::pair<iDVBChannel*, channel_data* >(chan, data) );
		chan->connectStateChange(slot(*this, &eEPGCache::DVBChannelStateChanged), data->m_stateChangedConn);
	}
}

void eEPGCache::DVBChannelRunning(iDVBChannel *chan)
{
	channelMapIterator it =
		m_knownChannels.find(chan);
	if ( it == m_knownChannels.end() )
		eDebug("[eEPGCache] will start non existing channel %p !!!", chan);
	else
	{
		channel_data &data = *it->second;
		ePtr<eDVBResourceManager> res_mgr;
		if ( eDVBResourceManager::getInstance( res_mgr ) )
			eDebug("[eEPGCache] no res manager!!");
		else
		{
			ePtr<iDVBDemux> demux;
			if ( data.channel->getDemux(demux, 0) )
			{
				eDebug("[eEPGCache] no demux!!");
				return;
			}
			else
			{
				RESULT res = demux->createSectionReader( this, data.m_NowNextReader );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize nownext reader!!");
					return;
				}

				res = demux->createSectionReader( this, data.m_ScheduleReader );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize schedule reader!!");
					return;
				}

				res = demux->createSectionReader( this, data.m_ScheduleOtherReader );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize schedule other reader!!");
					return;
				}

				res = demux->createSectionReader( this, data.m_ViasatReader );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize viasat reader!!");
					return;
				}
#ifdef ENABLE_PRIVATE_EPG
				res = demux->createSectionReader( this, data.m_PrivateReader );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize private reader!!");
					return;
				}
#endif
#ifdef ENABLE_MHW_EPG
				res = demux->createSectionReader( this, data.m_MHWReader );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize mhw reader!!");
					return;
				}
				res = demux->createSectionReader( this, data.m_MHWReader2 );
				if ( res )
				{
					eDebug("[eEPGCache] couldnt initialize mhw reader!!");
					return;
				}
#endif
				if (m_running) {
					data.state=0;
					messages.send(Message(Message::startChannel, chan));
					// -> gotMessage -> changedService
				}
			}
		}
	}
}

void eEPGCache::DVBChannelStateChanged(iDVBChannel *chan)
{
	channelMapIterator it =
		m_knownChannels.find(chan);
	if ( it != m_knownChannels.end() )
	{
		int state=0;
		chan->getState(state);
		if ( it->second->prevChannelState != state )
		{
			switch (state)
			{
				case iDVBChannel::state_ok:
				{
					eDebug("[eEPGCache] channel %p running", chan);
					DVBChannelRunning(chan);
					break;
				}
				case iDVBChannel::state_release:
				{
					eDebug("[eEPGCache] remove channel %p", chan);
					if (it->second->state >= 0)
						messages.send(Message(Message::leaveChannel, chan));
					pthread_mutex_lock(&it->second->channel_active);
					singleLock s(channel_map_lock);
					m_knownChannels.erase(it);
					pthread_mutex_unlock(&it->second->channel_active);
					delete it->second;
					it->second=0;
					// -> gotMessage -> abortEPG
					break;
				}
				default: // ignore all other events
					return;
			}
			if (it->second)
				it->second->prevChannelState = state;
		}
	}
}

bool eEPGCache::FixOverlapping(std::pair<eventMap,timeMap> &servicemap, time_t TM, int duration, const timeMap::iterator &tm_it, const uniqueEPGKey &service)
{
	bool ret = false;
	timeMap::iterator tmp = tm_it;
	while ((tmp->first+tmp->second->getDuration()-300) > TM)
	{
		if(tmp->first != TM 
#ifdef ENABLE_PRIVATE_EPG
			&& tmp->second->type != PRIVATE 
#endif
#ifdef ENABLE_MHW
			&& tmp->second->type != MHW
#endif
			)
		{
			__u16 event_id = tmp->second->getEventID();
			servicemap.first.erase(event_id);
#ifdef EPG_DEBUG
			Event evt((uint8_t*)tmp->second->get());
			eServiceEvent event;
			event.parseFrom(&evt, service.sid<<16|service.onid);
			eDebug("(1)erase no more used event %04x %d\n%s %s\n%s",
				service.sid, event_id,
				event.getBeginTimeString().c_str(),
				event.getEventName().c_str(),
				event.getExtendedDescription().c_str());
#endif
			delete tmp->second;
			if (tmp == servicemap.second.begin())
			{
				servicemap.second.erase(tmp);
				break;
			}
			else
				servicemap.second.erase(tmp--);
			ret = true;
		}
		else
		{
			if (tmp == servicemap.second.begin())
				break;
			--tmp;
		}
	}

	tmp = tm_it;
	while(tmp->first < (TM+duration-300))
	{
		if (tmp->first != TM && tmp->second->type != PRIVATE)
		{
			__u16 event_id = tmp->second->getEventID();
			servicemap.first.erase(event_id);
#ifdef EPG_DEBUG  
			Event evt((uint8_t*)tmp->second->get());
			eServiceEvent event;
			event.parseFrom(&evt, service.sid<<16|service.onid);
			eDebug("(2)erase no more used event %04x %d\n%s %s\n%s",
				service.sid, event_id,
				event.getBeginTimeString().c_str(),
				event.getEventName().c_str(),
				event.getExtendedDescription().c_str());
#endif
			delete tmp->second;
			servicemap.second.erase(tmp++);
			ret = true;
		}
		else
			++tmp;
		if (tmp == servicemap.second.end())
			break;
	}
	return ret;
}

void eEPGCache::sectionRead(const __u8 *data, int source, channel_data *channel)
{
	eit_t *eit = (eit_t*) data;

	int len=HILO(eit->section_length)-1;//+3-4;
	int ptr=EIT_SIZE;
	if ( ptr >= len )
		return;

	// This fixed the EPG on the Multichoice irdeto systems
	// the EIT packet is non-compliant.. their EIT packet stinks
	if ( data[ptr-1] < 0x40 )
		--ptr;

	// Cablecom HACK .. tsid / onid in eit data are incorrect.. so we use
	// it from running channel (just for current transport stream eit data)
	bool use_transponder_chid = source == SCHEDULE || (source == NOWNEXT && data[0] == 0x4E);
	eDVBChannelID chid = channel->channel->getChannelID();
	uniqueEPGKey service( HILO(eit->service_id),
		use_transponder_chid ? chid.original_network_id.get() : HILO(eit->original_network_id),
		use_transponder_chid ? chid.transport_stream_id.get() : HILO(eit->transport_stream_id));

	eit_event_struct* eit_event = (eit_event_struct*) (data+ptr);
	int eit_event_size;
	int duration;

	time_t TM = parseDVBtime(
			eit_event->start_time_1,
			eit_event->start_time_2,
			eit_event->start_time_3,
			eit_event->start_time_4,
			eit_event->start_time_5);
	time_t now = ::time(0);

	if ( TM != 3599 && TM > -1)
		channel->haveData |= source;

	singleLock s(cache_lock);
	// hier wird immer eine eventMap zurück gegeben.. entweder eine vorhandene..
	// oder eine durch [] erzeugte
	std::pair<eventMap,timeMap> &servicemap = eventDB[service];
	eventMap::iterator prevEventIt = servicemap.first.end();
	timeMap::iterator prevTimeIt = servicemap.second.end();

	while (ptr<len)
	{
		__u16 event_hash;
		eit_event_size = HILO(eit_event->descriptors_loop_length)+EIT_LOOP_SIZE;

		duration = fromBCD(eit_event->duration_1)*3600+fromBCD(eit_event->duration_2)*60+fromBCD(eit_event->duration_3);
		TM = parseDVBtime(
			eit_event->start_time_1,
			eit_event->start_time_2,
			eit_event->start_time_3,
			eit_event->start_time_4,
			eit_event->start_time_5,
			&event_hash);

		if ( TM == 3599 )
			goto next;

		if ( TM != 3599 && (TM+duration < now || TM > now+14*24*60*60) )
			goto next;

		if ( now <= (TM+duration) || TM == 3599 /*NVOD Service*/ )  // old events should not be cached
		{
			__u16 event_id = HILO(eit_event->event_id);
			eventData *evt = 0;
			int ev_erase_count = 0;
			int tm_erase_count = 0;

			if (event_id == 0) {
				// hack for some polsat services on 13.0E..... but this also replaces other valid event_ids with value 0..
				// but we dont care about it...
				event_id = event_hash;
				eit_event->event_id_hi = event_hash >> 8;
				eit_event->event_id_lo = event_hash & 0xFF;
			}

			// search in eventmap
			eventMap::iterator ev_it =
				servicemap.first.find(event_id);

//			eDebug("event_id is %d sid is %04x", event_id, service.sid);

			// entry with this event_id is already exist ?
			if ( ev_it != servicemap.first.end() )
			{
				if ( source > ev_it->second->type )  // update needed ?
					goto next; // when not.. then skip this entry

				// search this event in timemap
				timeMap::iterator tm_it_tmp =
					servicemap.second.find(ev_it->second->getStartTime());

				if ( tm_it_tmp != servicemap.second.end() )
				{
					if ( tm_it_tmp->first == TM ) // just update eventdata
					{
						// exempt memory
						eventData *tmp = ev_it->second;
						ev_it->second = tm_it_tmp->second =
							new eventData(eit_event, eit_event_size, source);
						if (FixOverlapping(servicemap, TM, duration, tm_it_tmp, service))
						{
							prevEventIt = servicemap.first.end();
							prevTimeIt = servicemap.second.end();
						}
						delete tmp;
						goto next;
					}
					else  // event has new event begin time
					{
						tm_erase_count++;
						// delete the found record from timemap
						servicemap.second.erase(tm_it_tmp);
						prevTimeIt=servicemap.second.end();
					}
				}
			}

			// search in timemap, for check of a case if new time has coincided with time of other event
			// or event was is not found in eventmap
			timeMap::iterator tm_it =
				servicemap.second.find(TM);

			if ( tm_it != servicemap.second.end() )
			{
				// event with same start time but another event_id...
				if ( source > tm_it->second->type &&
					ev_it == servicemap.first.end() )
					goto next; // when not.. then skip this entry

				// search this time in eventmap
				eventMap::iterator ev_it_tmp =
					servicemap.first.find(tm_it->second->getEventID());

				if ( ev_it_tmp != servicemap.first.end() )
				{
					ev_erase_count++;
					// delete the found record from eventmap
					servicemap.first.erase(ev_it_tmp);
					prevEventIt=servicemap.first.end();
				}
			}
			evt = new eventData(eit_event, eit_event_size, source);
#ifdef EPG_DEBUG
			bool consistencyCheck=true;
#endif
			if (ev_erase_count > 0 && tm_erase_count > 0) // 2 different pairs have been removed
			{
				// exempt memory
				delete ev_it->second;
				delete tm_it->second;
				ev_it->second=evt;
				tm_it->second=evt;
			}
			else if (ev_erase_count == 0 && tm_erase_count > 0)
			{
				// exempt memory
				delete ev_it->second;
				tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
				ev_it->second=evt;
			}
			else if (ev_erase_count > 0 && tm_erase_count == 0)
			{
				// exempt memory
				delete tm_it->second;
				ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
				tm_it->second=evt;
			}
			else // added new eventData
			{
#ifdef EPG_DEBUG
				consistencyCheck=false;
#endif
				ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
				tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
			}

#ifdef EPG_DEBUG
			if ( consistencyCheck )
			{
				if ( tm_it->second != evt || ev_it->second != evt )
					eFatal("tm_it->second != ev_it->second");
				else if ( tm_it->second->getStartTime() != tm_it->first )
					eFatal("event start_time(%d) non equal timemap key(%d)",
						tm_it->second->getStartTime(), tm_it->first );
				else if ( tm_it->first != TM )
					eFatal("timemap key(%d) non equal TM(%d)",
						tm_it->first, TM);
				else if ( ev_it->second->getEventID() != ev_it->first )
					eFatal("event_id (%d) non equal event_map key(%d)",
						ev_it->second->getEventID(), ev_it->first);
				else if ( ev_it->first != event_id )
					eFatal("eventmap key(%d) non equal event_id(%d)",
						ev_it->first, event_id );
			}
#endif
			if (FixOverlapping(servicemap, TM, duration, tm_it, service))
			{
				prevEventIt = servicemap.first.end();
				prevTimeIt = servicemap.second.end();
			}
		}
next:
#ifdef EPG_DEBUG
		if ( servicemap.first.size() != servicemap.second.size() )
		{
			FILE *f = fopen("/hdd/event_map.txt", "w+");
			int i=0;
			for (eventMap::iterator it(servicemap.first.begin())
				; it != servicemap.first.end(); ++it )
				fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n", 
					i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
			fclose(f);
			f = fopen("/hdd/time_map.txt", "w+");
			i=0;
			for (timeMap::iterator it(servicemap.second.begin())
				; it != servicemap.second.end(); ++it )
					fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n", 
						i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
			fclose(f);

			eFatal("(1)map sizes not equal :( sid %04x tsid %04x onid %04x size %d size2 %d", 
				service.sid, service.tsid, service.onid, 
				servicemap.first.size(), servicemap.second.size() );
		}
#endif
		ptr += eit_event_size;
		eit_event=(eit_event_struct*)(((__u8*)eit_event)+eit_event_size);
	}
}

void eEPGCache::flushEPG(const uniqueEPGKey & s)
{
	eDebug("[EPGC] flushEPG %d", (int)(bool)s);
	singleLock l(cache_lock);
	if (s)  // clear only this service
	{
		eventCache::iterator it = eventDB.find(s);
		if ( it != eventDB.end() )
		{
			eventMap &evMap = it->second.first;
			timeMap &tmMap = it->second.second;
			tmMap.clear();
			for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
				delete i->second;
			evMap.clear();
			eventDB.erase(it);

			// TODO .. search corresponding channel for removed service and remove this channel from lastupdated map
#ifdef ENABLE_PRIVATE_EPG
			contentMaps::iterator it =
				content_time_tables.find(s);
			if ( it != content_time_tables.end() )
			{
				it->second.clear();
				content_time_tables.erase(it);
			}
#endif
		}
	}
	else // clear complete EPG Cache
	{
		for (eventCache::iterator it(eventDB.begin());
			it != eventDB.end(); ++it)
		{
			eventMap &evMap = it->second.first;
			timeMap &tmMap = it->second.second;
			for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
				delete i->second;
			evMap.clear();
			tmMap.clear();
		}
		eventDB.clear();
#ifdef ENABLE_PRIVATE_EPG
		content_time_tables.clear();
#endif
		channelLastUpdated.clear();
		singleLock m(channel_map_lock);
		for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
			it->second->startEPG();
	}
	eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
}

void eEPGCache::cleanLoop()
{
	singleLock s(cache_lock);
	if (!eventDB.empty())
	{
		eDebug("[EPGC] start cleanloop");

		time_t now = ::time(0);

		for (eventCache::iterator DBIt = eventDB.begin(); DBIt != eventDB.end(); DBIt++)
		{
			bool updated = false;
			for (timeMap::iterator It = DBIt->second.second.begin(); It != DBIt->second.second.end() && It->first < now;)
			{
				if ( now > (It->first+It->second->getDuration()) )  // outdated normal entry (nvod references to)
				{
					// remove entry from eventMap
					eventMap::iterator b(DBIt->second.first.find(It->second->getEventID()));
					if ( b != DBIt->second.first.end() )
					{
						// release Heap Memory for this entry   (new ....)
//						eDebug("[EPGC] delete old event (evmap)");
						DBIt->second.first.erase(b);
					}

					// remove entry from timeMap
//					eDebug("[EPGC] release heap mem");
					delete It->second;
					DBIt->second.second.erase(It++);
//					eDebug("[EPGC] delete old event (timeMap)");
					updated = true;
				}
				else
					++It;
			}
#ifdef ENABLE_PRIVATE_EPG
			if ( updated )
			{
				contentMaps::iterator x =
					content_time_tables.find( DBIt->first );
				if ( x != content_time_tables.end() )
				{
					timeMap &tmMap = DBIt->second.second;
					for ( contentMap::iterator i = x->second.begin(); i != x->second.end(); )
					{
						for ( contentTimeMap::iterator it(i->second.begin());
							it != i->second.end(); )
						{
							if ( tmMap.find(it->second.first) == tmMap.end() )
								i->second.erase(it++);
							else
								++it;
						}
						if ( i->second.size() )
							++i;
						else
							x->second.erase(i++);
					}
				}
			}
#endif
		}
		eDebug("[EPGC] stop cleanloop");
		eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
	}
	cleanTimer->start(CLEAN_INTERVAL,true);
}

eEPGCache::~eEPGCache()
{
	messages.send(Message::quit);
	kill(); // waiting for thread shutdown
	singleLock s(cache_lock);
	for (eventCache::iterator evIt = eventDB.begin(); evIt != eventDB.end(); evIt++)
		for (eventMap::iterator It = evIt->second.first.begin(); It != evIt->second.first.end(); It++)
			delete It->second;
}

void eEPGCache::gotMessage( const Message &msg )
{
	switch (msg.type)
	{
		case Message::flush:
			flushEPG(msg.service);
			break;
		case Message::startChannel:
		{
			singleLock s(channel_map_lock);
			channelMapIterator channel =
				m_knownChannels.find(msg.channel);
			if ( channel != m_knownChannels.end() )
				channel->second->startChannel();
			break;
		}
		case Message::leaveChannel:
		{
			singleLock s(channel_map_lock);
			channelMapIterator channel =
				m_knownChannels.find(msg.channel);
			if ( channel != m_knownChannels.end() )
				channel->second->abortEPG();
			break;
		}
		case Message::quit:
			quit(0);
			break;
#ifdef ENABLE_PRIVATE_EPG
		case Message::got_private_pid:
		{
			singleLock s(channel_map_lock);
			for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
			{
				eDVBChannel *channel = (eDVBChannel*) it->first;
				channel_data *data = it->second;
				eDVBChannelID chid = channel->getChannelID();
				if ( chid.transport_stream_id.get() == msg.service.tsid &&
					chid.original_network_id.get() == msg.service.onid &&
					data->m_PrivatePid == -1 )
				{
					data->m_PrevVersion = -1;
					data->m_PrivatePid = msg.pid;
					data->m_PrivateService = msg.service;
					int onid = chid.original_network_id.get();
					onid |= 0x80000000;  // we use highest bit as private epg indicator
					chid.original_network_id = onid;
					updateMap::iterator It = channelLastUpdated.find( chid );
					int update = ( It != channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (::time(0)-It->second) * 1000 ) ) : ZAP_DELAY );
					if (update < ZAP_DELAY)
						update = ZAP_DELAY;
					data->startPrivateTimer->start(update, 1);
					if (update >= 60000)
						eDebug("[EPGC] next private update in %i min", update/60000);
					else if (update >= 1000)
						eDebug("[EPGC] next private update in %i sec", update/1000);
					break;
				}
			}
			break;
		}
#endif
#ifdef ENABLE_MHW_EPG
		case Message::got_mhw2_channel_pid:
		{
			singleLock s(channel_map_lock);
			for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
			{
				eDVBChannel *channel = (eDVBChannel*) it->first;
				channel_data *data = it->second;
				eDVBChannelID chid = channel->getChannelID();
				if ( chid.transport_stream_id.get() == msg.service.tsid &&
					chid.original_network_id.get() == msg.service.onid )
				{
					data->m_mhw2_channel_pid = msg.pid;
					eDebug("[EPGC] got mhw2 channel pid %04x", msg.pid);
					break;
				}
			}
			break;
		}
		case Message::got_mhw2_title_pid:
		{
			singleLock s(channel_map_lock);
			for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
			{
				eDVBChannel *channel = (eDVBChannel*) it->first;
				channel_data *data = it->second;
				eDVBChannelID chid = channel->getChannelID();
				if ( chid.transport_stream_id.get() == msg.service.tsid &&
					chid.original_network_id.get() == msg.service.onid )
				{
					data->m_mhw2_title_pid = msg.pid;
					eDebug("[EPGC] got mhw2 title pid %04x", msg.pid);
					break;
				}
			}
			break;
		}
		case Message::got_mhw2_summary_pid:
		{
			singleLock s(channel_map_lock);
			for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
			{
				eDVBChannel *channel = (eDVBChannel*) it->first;
				channel_data *data = it->second;
				eDVBChannelID chid = channel->getChannelID();
				if ( chid.transport_stream_id.get() == msg.service.tsid &&
					chid.original_network_id.get() == msg.service.onid )
				{
					data->m_mhw2_summary_pid = msg.pid;
					eDebug("[EPGC] got mhw2 summary pid %04x", msg.pid);
					break;
				}
			}
			break;
		}
#endif
		case Message::timeChanged:
			cleanLoop();
			break;
		default:
			eDebug("unhandled EPGCache Message!!");
			break;
	}
}

void eEPGCache::thread()
{
	hasStarted();
	m_running=1;
	nice(4);
	load();
	cleanLoop();
	runLoop();
	save();
	m_running=0;
}

void eEPGCache::load()
{
	FILE *f = fopen(m_filename, "r");
	if (f)
	{
		unlink(m_filename);
		int size=0;
		int cnt=0;

		{
			unsigned int magic=0;
			fread( &magic, sizeof(int), 1, f);
			if (magic != 0x98765432)
			{
				eDebug("[EPGC] epg file has incorrect byte order.. dont read it");
				fclose(f);
				return;
			}
			char text1[13];
			fread( text1, 13, 1, f);
			if ( !strncmp( text1, "ENIGMA_EPG_V7", 13) )
			{
				singleLock s(cache_lock);
				fread( &size, sizeof(int), 1, f);
				while(size--)
				{
					uniqueEPGKey key;
					eventMap evMap;
					timeMap tmMap;
					int size=0;
					fread( &key, sizeof(uniqueEPGKey), 1, f);
					fread( &size, sizeof(int), 1, f);
					while(size--)
					{
						__u8 len=0;
						__u8 type=0;
						eventData *event=0;
						fread( &type, sizeof(__u8), 1, f);
						fread( &len, sizeof(__u8), 1, f);
						event = new eventData(0, len, type);
						event->EITdata = new __u8[len];
						eventData::CacheSize+=len;
						fread( event->EITdata, len, 1, f);
						evMap[ event->getEventID() ]=event;
						tmMap[ event->getStartTime() ]=event;
						++cnt;
					}
					eventDB[key]=std::pair<eventMap,timeMap>(evMap,tmMap);
				}
				eventData::load(f);
				eDebug("[EPGC] %d events read from %s", cnt, m_filename);
#ifdef ENABLE_PRIVATE_EPG
				char text2[11];
				fread( text2, 11, 1, f);
				if ( !strncmp( text2, "PRIVATE_EPG", 11) )
				{
					size=0;
					fread( &size, sizeof(int), 1, f);
					while(size--)
					{
						int size=0;
						uniqueEPGKey key;
						fread( &key, sizeof(uniqueEPGKey), 1, f);
						eventMap &evMap=eventDB[key].first;
						fread( &size, sizeof(int), 1, f);
						while(size--)
						{
							int size;
							int content_id;
							fread( &content_id, sizeof(int), 1, f);
							fread( &size, sizeof(int), 1, f);
							while(size--)
							{
								time_t time1, time2;
								__u16 event_id;
								fread( &time1, sizeof(time_t), 1, f);
								fread( &time2, sizeof(time_t), 1, f);
								fread( &event_id, sizeof(__u16), 1, f);
								content_time_tables[key][content_id][time1]=std::pair<time_t, __u16>(time2, event_id);
								eventMap::iterator it =
									evMap.find(event_id);
								if (it != evMap.end())
									it->second->type = PRIVATE;
							}
						}
					}
				}
#endif // ENABLE_PRIVATE_EPG
			}
			else
				eDebug("[EPGC] don't read old epg database");
			fclose(f);
		}
	}
}

void eEPGCache::save()
{
	/* create empty file */
	FILE *f = fopen(m_filename, "w");

	if (!f)
	{
		eDebug("[EPGC] couldn't save epg data to '%s'(%m)", m_filename);
		return;
	}

	char *buf = realpath(m_filename, NULL);
	if (!buf)
	{
		eDebug("[EPGC] realpath to '%s' failed in save (%m)", m_filename);
		fclose(f);
		return;
	}

	eDebug("[EPGC] store epg to realpath '%s'", buf);

	struct statfs s;
	off64_t tmp;
	if (statfs(buf, &s) < 0) {
		eDebug("[EPGC] statfs '%s' failed in save (%m)", buf);
		fclose(f);
		return;
	}

	free(buf);

	// check for enough free space on storage
	tmp=s.f_bfree;
	tmp*=s.f_bsize;
	if ( tmp < (eventData::CacheSize*12)/10 ) // 20% overhead
	{
		eDebug("[EPGC] not enough free space at path '%s' %lld bytes availd but %d needed", buf, tmp, (eventData::CacheSize*12)/10);
		fclose(f);
		return;
	}

	int cnt=0;
	unsigned int magic = 0x98765432;
	fwrite( &magic, sizeof(int), 1, f);
	const char *text = "UNFINISHED_V7";
	fwrite( text, 13, 1, f );
	int size = eventDB.size();
	fwrite( &size, sizeof(int), 1, f );
	for (eventCache::iterator service_it(eventDB.begin()); service_it != eventDB.end(); ++service_it)
	{
		timeMap &timemap = service_it->second.second;
		fwrite( &service_it->first, sizeof(uniqueEPGKey), 1, f);
		size = timemap.size();
		fwrite( &size, sizeof(int), 1, f);
		for (timeMap::iterator time_it(timemap.begin()); time_it != timemap.end(); ++time_it)
		{
			__u8 len = time_it->second->ByteSize;
			fwrite( &time_it->second->type, sizeof(__u8), 1, f );
			fwrite( &len, sizeof(__u8), 1, f);
			fwrite( time_it->second->EITdata, len, 1, f);
			++cnt;
		}
	}
	eDebug("[EPGC] %d events written to %s", cnt, m_filename);
	eventData::save(f);
#ifdef ENABLE_PRIVATE_EPG
	const char* text3 = "PRIVATE_EPG";
	fwrite( text3, 11, 1, f );
	size = content_time_tables.size();
	fwrite( &size, sizeof(int), 1, f);
	for (contentMaps::iterator a = content_time_tables.begin(); a != content_time_tables.end(); ++a)
	{
		contentMap &content_time_table = a->second;
		fwrite( &a->first, sizeof(uniqueEPGKey), 1, f);
		int size = content_time_table.size();
		fwrite( &size, sizeof(int), 1, f);
		for (contentMap::iterator i = content_time_table.begin(); i != content_time_table.end(); ++i )
		{
			int size = i->second.size();
			fwrite( &i->first, sizeof(int), 1, f);
			fwrite( &size, sizeof(int), 1, f);
			for ( contentTimeMap::iterator it(i->second.begin());
				it != i->second.end(); ++it )
			{
				fwrite( &it->first, sizeof(time_t), 1, f);
				fwrite( &it->second.first, sizeof(time_t), 1, f);
				fwrite( &it->second.second, sizeof(__u16), 1, f);
			}
		}
	}
#endif
	// write version string after binary data
	// has been written to disk.
	fsync(fileno(f));
	fseek(f, sizeof(int), SEEK_SET);
	fwrite("ENIGMA_EPG_V7", 13, 1, f);
	fclose(f);
}

eEPGCache::channel_data::channel_data(eEPGCache *ml)
	:cache(ml)
	,abortTimer(eTimer::create(ml)), zapTimer(eTimer::create(ml)), state(-1)
	,isRunning(0), haveData(0)
#ifdef ENABLE_PRIVATE_EPG
	,startPrivateTimer(eTimer::create(ml))
#endif
#ifdef ENABLE_MHW_EPG
	,m_MHWTimeoutTimer(eTimer::create(ml))
#endif
{
#ifdef ENABLE_MHW_EPG
	CONNECT(m_MHWTimeoutTimer->timeout, eEPGCache::channel_data::MHWTimeout);
#endif
	CONNECT(zapTimer->timeout, eEPGCache::channel_data::startEPG);
	CONNECT(abortTimer->timeout, eEPGCache::channel_data::abortNonAvail);
#ifdef ENABLE_PRIVATE_EPG
	CONNECT(startPrivateTimer->timeout, eEPGCache::channel_data::startPrivateReader);
#endif
	pthread_mutex_init(&channel_active, 0);
}

bool eEPGCache::channel_data::finishEPG()
{
	if (!isRunning)  // epg ready
	{
		eDebug("[EPGC] stop caching events(%ld)", ::time(0));
		zapTimer->start(UPDATE_INTERVAL, 1);
		eDebug("[EPGC] next update in %i min", UPDATE_INTERVAL / 60000);
		for (unsigned int i=0; i < sizeof(seenSections)/sizeof(tidMap); ++i)
		{
			seenSections[i].clear();
			calcedSections[i].clear();
		}
		singleLock l(cache->cache_lock);
		cache->channelLastUpdated[channel->getChannelID()] = ::time(0);
#ifdef ENABLE_MHW_EPG
		cleanup();
#endif
		return true;
	}
	return false;
}

void eEPGCache::channel_data::startEPG()
{
	eDebug("[EPGC] start caching events(%ld)", ::time(0));
	state=0;
	haveData=0;
	for (unsigned int i=0; i < sizeof(seenSections)/sizeof(tidMap); ++i)
	{
		seenSections[i].clear();
		calcedSections[i].clear();
	}

	eDVBSectionFilterMask mask;
	memset(&mask, 0, sizeof(mask));

#ifdef ENABLE_MHW_EPG
	mask.pid = 0xD3;
	mask.data[0] = 0x91;
	mask.mask[0] = 0xFF;
	m_MHWReader->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData), m_MHWConn);
	m_MHWReader->start(mask);
	isRunning |= MHW;
	memcpy(&m_MHWFilterMask, &mask, sizeof(eDVBSectionFilterMask));

	mask.pid = m_mhw2_channel_pid;
	mask.data[0] = 0xC8;
	mask.mask[0] = 0xFF;
	mask.data[1] = 0;
	mask.mask[1] = 0xFF;
	m_MHWReader2->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData2), m_MHWConn2);
	m_MHWReader2->start(mask);
	isRunning |= MHW;
	memcpy(&m_MHWFilterMask2, &mask, sizeof(eDVBSectionFilterMask));
	mask.data[1] = 0;
	mask.mask[1] = 0;
	m_MHWTimeoutet=false;
#endif

	mask.pid = 0x12;
	mask.flags = eDVBSectionFilterMask::rfCRC;

	mask.data[0] = 0x4E;
	mask.mask[0] = 0xFE;
	m_NowNextReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_NowNextConn);
	m_NowNextReader->start(mask);
	isRunning |= NOWNEXT;

	mask.data[0] = 0x50;
	mask.mask[0] = 0xF0;
	m_ScheduleReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleConn);
	m_ScheduleReader->start(mask);
	isRunning |= SCHEDULE;

	mask.data[0] = 0x60;
	m_ScheduleOtherReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleOtherConn);
	m_ScheduleOtherReader->start(mask);
	isRunning |= SCHEDULE_OTHER;

	mask.pid = 0x39;

	mask.data[0] = 0x40;
	mask.mask[0] = 0x40;
	m_ViasatReader->connectRead(slot(*this, &eEPGCache::channel_data::readDataViasat), m_ViasatConn);
	m_ViasatReader->start(mask);
	isRunning |= VIASAT;

	abortTimer->start(7000,true);
}

void eEPGCache::channel_data::abortNonAvail()
{
	if (!state)
	{
		if ( !(haveData&NOWNEXT) && (isRunning&NOWNEXT) )
		{
			eDebug("[EPGC] abort non avail nownext reading");
			isRunning &= ~NOWNEXT;
			m_NowNextReader->stop();
			m_NowNextConn=0;
		}
		if ( !(haveData&SCHEDULE) && (isRunning&SCHEDULE) )
		{
			eDebug("[EPGC] abort non avail schedule reading");
			isRunning &= ~SCHEDULE;
			m_ScheduleReader->stop();
			m_ScheduleConn=0;
		}
		if ( !(haveData&SCHEDULE_OTHER) && (isRunning&SCHEDULE_OTHER) )
		{
			eDebug("[EPGC] abort non avail schedule other reading");
			isRunning &= ~SCHEDULE_OTHER;
			m_ScheduleOtherReader->stop();
			m_ScheduleOtherConn=0;
		}
		if ( !(haveData&VIASAT) && (isRunning&VIASAT) )
		{
			eDebug("[EPGC] abort non avail viasat reading");
			isRunning &= ~VIASAT;
			m_ViasatReader->stop();
			m_ViasatConn=0;
		}
#ifdef ENABLE_MHW_EPG
		if ( !(haveData&MHW) && (isRunning&MHW) )
		{
			eDebug("[EPGC] abort non avail mhw reading");
			isRunning &= ~MHW;
			m_MHWReader->stop();
			m_MHWConn=0;
			m_MHWReader2->stop();
			m_MHWConn2=0;
		}
#endif
		if ( isRunning & VIASAT )
			abortTimer->start(300000, true);
		else if ( isRunning )
			abortTimer->start(90000, true);
		else
		{
			++state;
			for (unsigned int i=0; i < sizeof(seenSections)/sizeof(tidMap); ++i)
			{
				seenSections[i].clear();
				calcedSections[i].clear();
			}
		}
	}
	++state;
}

void eEPGCache::channel_data::startChannel()
{
	pthread_mutex_lock(&channel_active);
	updateMap::iterator It = cache->channelLastUpdated.find( channel->getChannelID() );

	int update = ( It != cache->channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (::time(0)-It->second) * 1000 ) ) : ZAP_DELAY );

	if (update < ZAP_DELAY)
		update = ZAP_DELAY;

	zapTimer->start(update, 1);
	if (update >= 60000)
		eDebug("[EPGC] next update in %i min", update/60000);
	else if (update >= 1000)
		eDebug("[EPGC] next update in %i sec", update/1000);
}

void eEPGCache::channel_data::abortEPG()
{
	for (unsigned int i=0; i < sizeof(seenSections)/sizeof(tidMap); ++i)
	{
		seenSections[i].clear();
		calcedSections[i].clear();
	}
	abortTimer->stop();
	zapTimer->stop();
	if (isRunning)
	{
		eDebug("[EPGC] abort caching events !!");
		if (isRunning & SCHEDULE)
		{
			isRunning &= ~SCHEDULE;
			m_ScheduleReader->stop();
			m_ScheduleConn=0;
		}
		if (isRunning & NOWNEXT)
		{
			isRunning &= ~NOWNEXT;
			m_NowNextReader->stop();
			m_NowNextConn=0;
		}
		if (isRunning & SCHEDULE_OTHER)
		{
			isRunning &= ~SCHEDULE_OTHER;
			m_ScheduleOtherReader->stop();
			m_ScheduleOtherConn=0;
		}
		if (isRunning & VIASAT)
		{
			isRunning &= ~VIASAT;
			m_ViasatReader->stop();
			m_ViasatConn=0;
		}
#ifdef ENABLE_MHW_EPG
		if (isRunning & MHW)
		{
			isRunning &= ~MHW;
			m_MHWReader->stop();
			m_MHWConn=0;
			m_MHWReader2->stop();
			m_MHWConn2=0;
		}
#endif
	}
#ifdef ENABLE_PRIVATE_EPG
	if (m_PrivateReader)
		m_PrivateReader->stop();
	if (m_PrivateConn)
		m_PrivateConn=0;
#endif
	pthread_mutex_unlock(&channel_active);
}


void eEPGCache::channel_data::readDataViasat( const __u8 *data)
{
	__u8 *d=0;
	memcpy(&d, &data, sizeof(__u8*));
	d[0] |= 0x80;
	readData(data);
}

void eEPGCache::channel_data::readData( const __u8 *data)
{
	int source;
	int map;
	iDVBSectionReader *reader=NULL;
	switch(data[0])
	{
		case 0x4E ... 0x4F:
			reader=m_NowNextReader;
			source=NOWNEXT;
			map=0;
			break;
		case 0x50 ... 0x5F:
			reader=m_ScheduleReader;
			source=SCHEDULE;
			map=1;
			break;
		case 0x60 ... 0x6F:
			reader=m_ScheduleOtherReader;
			source=SCHEDULE_OTHER;
			map=2;
			break;
		case 0xD0 ... 0xDF:
		case 0xE0 ... 0xEF:
			reader=m_ViasatReader;
			source=VIASAT;
			map=3;
			break;
		default:
			eDebug("[EPGC] unknown table_id !!!");
			return;
	}
	tidMap &seenSections = this->seenSections[map];
	tidMap &calcedSections = this->calcedSections[map];
	if ( (state == 1 && calcedSections == seenSections) || state > 1 )
	{
		eDebugNoNewLine("[EPGC] ");
		switch (source)
		{
			case NOWNEXT:
				m_NowNextConn=0;
				eDebugNoNewLine("nownext");
				break;
			case SCHEDULE:
				m_ScheduleConn=0;
				eDebugNoNewLine("schedule");
				break;
			case SCHEDULE_OTHER:
				m_ScheduleOtherConn=0;
				eDebugNoNewLine("schedule other");
				break;
			case VIASAT:
				m_ViasatConn=0;
				eDebugNoNewLine("viasat");
				break;
			default: eDebugNoNewLine("unknown");break;
		}
		eDebug(" finished(%ld)", ::time(0));
		if ( reader )
			reader->stop();
		isRunning &= ~source;
		if (!isRunning)
			finishEPG();
	}
	else
	{
		eit_t *eit = (eit_t*) data;
		__u32 sectionNo = data[0] << 24;
		sectionNo |= data[3] << 16;
		sectionNo |= data[4] << 8;
		sectionNo |= eit->section_number;

		tidMap::iterator it =
			seenSections.find(sectionNo);

		if ( it == seenSections.end() )
		{
			seenSections.insert(sectionNo);
			calcedSections.insert(sectionNo);
			__u32 tmpval = sectionNo & 0xFFFFFF00;
			__u8 incr = source == NOWNEXT ? 1 : 8;
			for ( int i = 0; i <= eit->last_section_number; i+=incr )
			{
				if ( i == eit->section_number )
				{
					for (int x=i; x <= eit->segment_last_section_number; ++x)
						calcedSections.insert(tmpval|(x&0xFF));
				}
				else
					calcedSections.insert(tmpval|(i&0xFF));
			}
			cache->sectionRead(data, source, this);
		}
	}
}

RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eventData *&result, int direction)
// if t == -1 we search the current event...
{
	singleLock s(cache_lock);
	uniqueEPGKey key(handleGroup(service));

	// check if EPG for this service is ready...
	eventCache::iterator It = eventDB.find( key );
	if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached ?
	{
		if (t==-1)
			t = ::time(0);
		timeMap::iterator i = direction <= 0 ? It->second.second.lower_bound(t) :  // find > or equal
			It->second.second.upper_bound(t); // just >
		if ( i != It->second.second.end() )
		{
			if ( direction < 0 || (direction == 0 && i->first > t) )
			{
				timeMap::iterator x = i;
				--x;
				if ( x != It->second.second.end() )
				{
					time_t start_time = x->first;
					if (direction >= 0)
					{
						if (t < start_time)
							return -1;
						if (t > (start_time+x->second->getDuration()))
							return -1;
					}
					i = x;
				}
				else
					return -1;
			}
			result = i->second;
			return 0;
		}
	}
	return -1;
}

RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eit_event_struct *&result, int direction)
{
	singleLock s(cache_lock);
	const eventData *data=0;
	RESULT ret = lookupEventTime(service, t, data, direction);
	if ( !ret && data )
		result = data->get();
	return ret;
}

RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, Event *& result, int direction)
{
	singleLock s(cache_lock);
	const eventData *data=0;
	RESULT ret = lookupEventTime(service, t, data, direction);
	if ( !ret && data )
		result = new Event((uint8_t*)data->get());
	return ret;
}

RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, ePtr<eServiceEvent> &result, int direction)
{
	singleLock s(cache_lock);
	const eventData *data=0;
	RESULT ret = lookupEventTime(service, t, data, direction);
	if ( !ret && data )
	{
		Event ev((uint8_t*)data->get());
		result = new eServiceEvent();
		const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
		ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
	}
	return ret;
}

RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eventData *&result )
{
	singleLock s(cache_lock);
	uniqueEPGKey key(handleGroup(service));

	eventCache::iterator It = eventDB.find( key );
	if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached?
	{
		eventMap::iterator i( It->second.first.find( event_id ));
		if ( i != It->second.first.end() )
		{
			result = i->second;
			return 0;
		}
		else
		{
			result = 0;
			eDebug("[EPGC] event %04x not found in epgcache", event_id);
		}
	}
	return -1;
}

RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eit_event_struct *&result)
{
	singleLock s(cache_lock);
	const eventData *data=0;
	RESULT ret = lookupEventId(service, event_id, data);
	if ( !ret && data )
		result = data->get();
	return ret;
}

RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, Event *& result)
{
	singleLock s(cache_lock);
	const eventData *data=0;
	RESULT ret = lookupEventId(service, event_id, data);
	if ( !ret && data )
		result = new Event((uint8_t*)data->get());
	return ret;
}

RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, ePtr<eServiceEvent> &result)
{
	singleLock s(cache_lock);
	const eventData *data=0;
	RESULT ret = lookupEventId(service, event_id, data);
	if ( !ret && data )
	{
		Event ev((uint8_t*)data->get());
		result = new eServiceEvent();
		const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
		ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
	}
	return ret;
}

RESULT eEPGCache::startTimeQuery(const eServiceReference &service, time_t begin, int minutes)
{
	singleLock s(cache_lock);
	const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)handleGroup(service);
	if (begin == -1)
		begin = ::time(0);
	eventCache::iterator It = eventDB.find(ref);
	if ( It != eventDB.end() && It->second.second.size() )
	{
		m_timemap_cursor = It->second.second.lower_bound(begin);
		if ( m_timemap_cursor != It->second.second.end() )
		{
			if ( m_timemap_cursor->first != begin )
			{
				timeMap::iterator x = m_timemap_cursor;
				--x;
				if ( x != It->second.second.end() )
				{
					time_t start_time = x->first;
					if ( begin > start_time && begin < (start_time+x->second->getDuration()))
						m_timemap_cursor = x;
				}
			}
		}

		if (minutes != -1)
			m_timemap_end = It->second.second.lower_bound(begin+minutes*60);
		else
			m_timemap_end = It->second.second.end();

		currentQueryTsidOnid = (ref.getTransportStreamID().get()<<16) | ref.getOriginalNetworkID().get();
		return m_timemap_cursor == m_timemap_end ? -1 : 0;
	}
	return -1;
}

RESULT eEPGCache::getNextTimeEntry(const eventData *& result)
{
	if ( m_timemap_cursor != m_timemap_end )
	{
		result = m_timemap_cursor++->second;
		return 0;
	}
	return -1;
}

RESULT eEPGCache::getNextTimeEntry(const eit_event_struct *&result)
{
	if ( m_timemap_cursor != m_timemap_end )
	{
		result = m_timemap_cursor++->second->get();
		return 0;
	}
	return -1;
}

RESULT eEPGCache::getNextTimeEntry(Event *&result)
{
	if ( m_timemap_cursor != m_timemap_end )
	{
		result = new Event((uint8_t*)m_timemap_cursor++->second->get());
		return 0;
	}
	return -1;
}

RESULT eEPGCache::getNextTimeEntry(ePtr<eServiceEvent> &result)
{
	if ( m_timemap_cursor != m_timemap_end )
	{
		Event ev((uint8_t*)m_timemap_cursor++->second->get());
		result = new eServiceEvent();
		return result->parseFrom(&ev, currentQueryTsidOnid);
	}
	return -1;
}

void fillTuple(ePyObject tuple, const char *argstring, int argcount, ePyObject service, eServiceEvent *ptr, ePyObject nowTime, ePyObject service_name )
{
	ePyObject tmp;
	int spos=0, tpos=0;
	char c;
	while(spos < argcount)
	{
		bool inc_refcount=false;
		switch((c=argstring[spos++]))
		{
			case '0': // PyLong 0
				tmp = PyLong_FromLong(0);
				break;
			case 'I': // Event Id
				tmp = ptr ? PyLong_FromLong(ptr->getEventId()) : ePyObject();
				break;
			case 'B': // Event Begin Time
				tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
				break;
			case 'D': // Event Duration
				tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
				break;
			case 'T': // Event Title
				tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
				break;
			case 'S': // Event Short Description
				tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
				break;
			case 'E': // Event Extended Description
				tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
				break;
			case 'C': // Current Time
				tmp = nowTime;
				inc_refcount = true;
				break;
			case 'R': // service reference string
				tmp = service;
				inc_refcount = true;
				break;
			case 'n': // short service name
			case 'N': // service name
				tmp = service_name;
				inc_refcount = true;
				break;
			case 'X':
				++argcount;
				continue;
			default:  // ignore unknown
				tmp = ePyObject();
				eDebug("fillTuple unknown '%c'... insert 'None' in result", c);
		}
		if (!tmp)
		{
			tmp = Py_None;
			inc_refcount = true;
		}
		if (inc_refcount)
			Py_INCREF(tmp);
		PyTuple_SET_ITEM(tuple, tpos++, tmp);
	}
}

int handleEvent(eServiceEvent *ptr, ePyObject dest_list, const char* argstring, int argcount, ePyObject service, ePyObject nowTime, ePyObject service_name, ePyObject convertFunc, ePyObject convertFuncArgs)
{
	if (convertFunc)
	{
		fillTuple(convertFuncArgs, argstring, argcount, service, ptr, nowTime, service_name);
		ePyObject result = PyObject_CallObject(convertFunc, convertFuncArgs);
		if (!result)
		{
			if (service_name)
				Py_DECREF(service_name);
			if (nowTime)
				Py_DECREF(nowTime);
			Py_DECREF(convertFuncArgs);
			Py_DECREF(dest_list);
			PyErr_SetString(PyExc_StandardError,
				"error in convertFunc execute");
			eDebug("error in convertFunc execute");
			return -1;
		}
		PyList_Append(dest_list, result);
		Py_DECREF(result);
	}
	else
	{
		ePyObject tuple = PyTuple_New(argcount);
		fillTuple(tuple, argstring, argcount, service, ptr, nowTime, service_name);
		PyList_Append(dest_list, tuple);
		Py_DECREF(tuple);
	}
	return 0;
}

// here we get a python list
// the first entry in the list is a python string to specify the format of the returned tuples (in a list)
//   0 = PyLong(0)
//   I = Event Id
//   B = Event Begin Time
//   D = Event Duration
//   T = Event Title
//   S = Event Short Description
//   E = Event Extended Description
//   C = Current Time
//   R = Service Reference
//   N = Service Name
//   n = Short Service Name
//   X = Return a minimum of one tuple per service in the result list... even when no event was found.
//       The returned tuple is filled with all available infos... non avail is filled as None
//       The position and existence of 'X' in the format string has no influence on the result tuple... its completely ignored..
// then for each service follows a tuple
//   first tuple entry is the servicereference (as string... use the ref.toString() function)
//   the second is the type of query
//     2 = event_id
//    -1 = event before given start_time
//     0 = event intersects given start_time
//    +1 = event after given start_time
//   the third
//      when type is eventid it is the event_id
//      when type is time then it is the start_time ( -1 for now_time )
//   the fourth is the end_time .. ( optional .. for query all events in time range)

PyObject *eEPGCache::lookupEvent(ePyObject list, ePyObject convertFunc)
{
	ePyObject convertFuncArgs;
	int argcount=0;
	const char *argstring=NULL;
	if (!PyList_Check(list))
	{
		PyErr_SetString(PyExc_StandardError,
			"type error");
		eDebug("no list");
		return NULL;
	}
	int listIt=0;
	int listSize=PyList_Size(list);
	if (!listSize)
	{
		PyErr_SetString(PyExc_StandardError,
			"not params given");
		eDebug("not params given");
		return NULL;
	}
	else 
	{
		ePyObject argv=PyList_GET_ITEM(list, 0); // borrowed reference!
		if (PyString_Check(argv))
		{
			argstring = PyString_AS_STRING(argv);
			++listIt;
		}
		else
			argstring = "I"; // just event id as default
		argcount = strlen(argstring);
//		eDebug("have %d args('%s')", argcount, argstring);
	}

	bool forceReturnOne = strchr(argstring, 'X') ? true : false;
	if (forceReturnOne)
		--argcount;

	if (convertFunc)
	{
		if (!PyCallable_Check(convertFunc))
		{
			PyErr_SetString(PyExc_StandardError,
				"convertFunc must be callable");
			eDebug("convertFunc is not callable");
			return NULL;
		}
		convertFuncArgs = PyTuple_New(argcount);
	}

	ePyObject nowTime = strchr(argstring, 'C') ?
		PyLong_FromLong(::time(0)) :
		ePyObject();

	int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;

	// create dest list
	ePyObject dest_list=PyList_New(0);
	while(listSize > listIt)
	{
		ePyObject item=PyList_GET_ITEM(list, listIt++); // borrowed reference!
		if (PyTuple_Check(item))
		{
			bool service_changed=false;
			int type=0;
			long event_id=-1;
			time_t stime=-1;
			int minutes=0;
			int tupleSize=PyTuple_Size(item);
			int tupleIt=0;
			ePyObject service;
			while(tupleSize > tupleIt)  // parse query args
			{
				ePyObject entry=PyTuple_GET_ITEM(item, tupleIt); // borrowed reference!
				switch(tupleIt++)
				{
					case 0:
					{
						if (!PyString_Check(entry))
						{
							eDebug("tuple entry 0 is no a string");
							goto skip_entry;
						}
						service = entry;
						break;
					}
					case 1:
						type=PyInt_AsLong(entry);
						if (type < -1 || type > 2)
						{
							eDebug("unknown type %d", type);
							goto skip_entry;
						}
						break;
					case 2:
						event_id=stime=PyInt_AsLong(entry);
						break;
					case 3:
						minutes=PyInt_AsLong(entry);
						break;
					default:
						eDebug("unneeded extra argument");
						break;
				}
			}

			if (minutes && stime == -1)
				stime = ::time(0);

			eServiceReference ref(handleGroup(eServiceReference(PyString_AS_STRING(service))));
			if (ref.type != eServiceReference::idDVB)
			{
				eDebug("service reference for epg query is not valid");
				continue;
			}

			// redirect subservice querys to parent service
			eServiceReferenceDVB &dvb_ref = (eServiceReferenceDVB&)ref;
			if (dvb_ref.getParentTransportStreamID().get()) // linkage subservice
			{
				eServiceCenterPtr service_center;
				if (!eServiceCenter::getPrivInstance(service_center))
				{
					dvb_ref.setTransportStreamID( dvb_ref.getParentTransportStreamID() );
					dvb_ref.setServiceID( dvb_ref.getParentServiceID() );
					dvb_ref.setParentTransportStreamID(eTransportStreamID(0));
					dvb_ref.setParentServiceID(eServiceID(0));
					dvb_ref.name="";
					service = PyString_FromString(dvb_ref.toString().c_str());
					service_changed = true;
				}
			}

			ePyObject service_name;
			if (must_get_service_name)
			{
				ePtr<iStaticServiceInformation> sptr;
				eServiceCenterPtr service_center;
				eServiceCenter::getPrivInstance(service_center);
				if (service_center)
				{
					service_center->info(ref, sptr);
					if (sptr)
					{
						std::string name;
						sptr->getName(ref, name);

						if (must_get_service_name == 1)
						{
							size_t pos;
							// filter short name brakets
							while((pos = name.find("\xc2\x86")) != std::string::npos)
								name.erase(pos,2);
							while((pos = name.find("\xc2\x87")) != std::string::npos)
								name.erase(pos,2);
						}
						else
							name = buildShortName(name);

						if (name.length())
							service_name = PyString_FromString(name.c_str());
					}
				}
				if (!service_name)
					service_name = PyString_FromString("<n/a>");
			}
			if (minutes)
			{
				singleLock s(cache_lock);
				if (!startTimeQuery(ref, stime, minutes))
				{
					while ( m_timemap_cursor != m_timemap_end )
					{
						Event ev((uint8_t*)m_timemap_cursor++->second->get());
						eServiceEvent evt;
						evt.parseFrom(&ev, currentQueryTsidOnid);
						if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
							return 0;  // error
					}
				}
				else if (forceReturnOne && handleEvent(0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
					return 0;  // error
			}
			else
			{
				eServiceEvent evt;
				const eventData *ev_data=0;
				if (stime)
				{
					singleLock s(cache_lock);
					if (type == 2)
						lookupEventId(ref, event_id, ev_data);
					else
						lookupEventTime(ref, stime, ev_data, type);
					if (ev_data)
					{
						const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
						Event ev((uint8_t*)ev_data->get());
						evt.parseFrom(&ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
					}
				}
				if (ev_data)
				{
					if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
						return 0; // error
				}
				else if (forceReturnOne && handleEvent(0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
					return 0; // error
			}
			if (service_changed)
				Py_DECREF(service);
			if (service_name)
				Py_DECREF(service_name);
		}
skip_entry:
		;
	}
	if (convertFuncArgs)
		Py_DECREF(convertFuncArgs);
	if (nowTime)
		Py_DECREF(nowTime);
	return dest_list;
}

void fillTuple2(ePyObject tuple, const char *argstring, int argcount, eventData *evData, eServiceEvent *ptr, ePyObject service_name, ePyObject service_reference)
{
	ePyObject tmp;
	int pos=0;
	while(pos < argcount)
	{
		bool inc_refcount=false;
		switch(argstring[pos])
		{
			case '0': // PyLong 0
				tmp = PyLong_FromLong(0);
				break;
			case 'I': // Event Id
				tmp = PyLong_FromLong(evData->getEventID());
				break;
			case 'B': // Event Begin Time
				if (ptr)
					tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
				else
					tmp = PyLong_FromLong(evData->getStartTime());
				break;
			case 'D': // Event Duration
				if (ptr)
					tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
				else
					tmp = PyLong_FromLong(evData->getDuration());
				break;
			case 'T': // Event Title
				tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
				break;
			case 'S': // Event Short Description
				tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
				break;
			case 'E': // Event Extended Description
				tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
				break;
			case 'R': // service reference string
				tmp = service_reference;
				inc_refcount = true;
				break;
			case 'n': // short service name
			case 'N': // service name
				tmp = service_name;
				inc_refcount = true;
				break;
			default:  // ignore unknown
				tmp = ePyObject();
				eDebug("fillTuple2 unknown '%c'... insert None in Result", argstring[pos]);
		}
		if (!tmp)
		{
			tmp = Py_None;
			inc_refcount = true;
		}
		if (inc_refcount)
			Py_INCREF(tmp);
		PyTuple_SET_ITEM(tuple, pos++, tmp);
	}
}

// here we get a python tuple
// the first entry in the tuple is a python string to specify the format of the returned tuples (in a list)
//   I = Event Id
//   B = Event Begin Time
//   D = Event Duration
//   T = Event Title
//   S = Event Short Description
//   E = Event Extended Description
//   R = Service Reference
//   N = Service Name
//   n = Short Service Name
//  the second tuple entry is the MAX matches value
//  the third tuple entry is the type of query
//     0 = search for similar broadcastings (SIMILAR_BROADCASTINGS_SEARCH)
//     1 = search events with exactly title name (EXAKT_TITLE_SEARCH)
//     2 = search events with text in title name (PARTIAL_TITLE_SEARCH)
//  when type is 0 (SIMILAR_BROADCASTINGS_SEARCH)
//   the fourth is the servicereference string
//   the fifth is the eventid
//  when type is 1 or 2 (EXAKT_TITLE_SEARCH or PARTIAL_TITLE_SEARCH)
//   the fourth is the search text
//   the fifth is
//     0 = case sensitive (CASE_CHECK)
//     1 = case insensitive (NO_CASECHECK)

PyObject *eEPGCache::search(ePyObject arg)
{
	ePyObject ret;
	int descridx = -1;
	__u32 descr[512];
	int eventid = -1;
	const char *argstring=0;
	char *refstr=0;
	int argcount=0;
	int querytype=-1;
	bool needServiceEvent=false;
	int maxmatches=0;
	int must_get_service_name = 0;
	bool must_get_service_reference = false;

	if (PyTuple_Check(arg))
	{
		int tuplesize=PyTuple_Size(arg);
		if (tuplesize > 0)
		{
			ePyObject obj = PyTuple_GET_ITEM(arg,0);
			if (PyString_Check(obj))
			{
#if PY_VERSION_HEX < 0x02060000
				argcount = PyString_GET_SIZE(obj);
#else
				argcount = PyString_Size(obj);
#endif
				argstring = PyString_AS_STRING(obj);
				for (int i=0; i < argcount; ++i)
					switch(argstring[i])
					{
					case 'S':
					case 'E':
					case 'T':
						needServiceEvent=true;
						break;
					case 'N':
						must_get_service_name = 1;
						break;
					case 'n':
						must_get_service_name = 2;
						break;
					case 'R':
						must_get_service_reference = true;
						break;
					default:
						break;
					}
			}
			else
			{
				PyErr_SetString(PyExc_StandardError,
					"type error");
				eDebug("tuple arg 0 is not a string");
				return NULL;
			}
		}
		if (tuplesize > 1)
			maxmatches = PyLong_AsLong(PyTuple_GET_ITEM(arg, 1));
		if (tuplesize > 2)
		{
			querytype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 2));
			if (tuplesize > 4 && querytype == 0)
			{
				ePyObject obj = PyTuple_GET_ITEM(arg, 3);
				if (PyString_Check(obj))
				{
					refstr = PyString_AS_STRING(obj);
					eServiceReferenceDVB ref(refstr);
					if (ref.valid())
					{
						eventid = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
						singleLock s(cache_lock);
						const eventData *evData = 0;
						lookupEventId(ref, eventid, evData);
						if (evData)
						{
							__u8 *data = evData->EITdata;
							int tmp = evData->ByteSize-10;
							__u32 *p = (__u32*)(data+10);
								// search short and extended event descriptors
							while(tmp>3)
							{
								__u32 crc = *p++;
								descriptorMap::iterator it =
									eventData::descriptors.find(crc);
								if (it != eventData::descriptors.end())
								{
									__u8 *descr_data = it->second.second;
									switch(descr_data[0])
									{
									case 0x4D ... 0x4E:
										descr[++descridx]=crc;
									default:
										break;
									}
								}
								tmp-=4;
							}
						}
						if (descridx<0)
							eDebug("event not found");
					}
					else
					{
						PyErr_SetString(PyExc_StandardError, "type error");
						eDebug("tuple arg 4 is not a valid service reference string");
						return NULL;
					}
				}
				else
				{
					PyErr_SetString(PyExc_StandardError, "type error");
					eDebug("tuple arg 4 is not a string");
					return NULL;
				}
			}
			else if (tuplesize > 4 && (querytype == 1 || querytype == 2) )
			{
				ePyObject obj = PyTuple_GET_ITEM(arg, 3);
				if (PyString_Check(obj))
				{
					int casetype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
					const char *str = PyString_AS_STRING(obj);
#if PY_VERSION_HEX < 0x02060000
					int textlen = PyString_GET_SIZE(obj);
#else
					int textlen = PyString_Size(obj);
#endif
					if (querytype == 1)
						eDebug("lookup for events with '%s' as title(%s)", str, casetype?"ignore case":"case sensitive");
					else
						eDebug("lookup for events with '%s' in title(%s)", str, casetype?"ignore case":"case sensitive");
					singleLock s(cache_lock);
					for (descriptorMap::iterator it(eventData::descriptors.begin());
						it != eventData::descriptors.end() && descridx < 511; ++it)
					{
						__u8 *data = it->second.second;
						if ( data[0] == 0x4D ) // short event descriptor
						{
							int title_len = data[5];
							if ( querytype == 1 )
							{
								int offs = 6;
								// skip DVB-Text Encoding!
								if (data[6] == 0x10)
								{
									offs+=3;
									title_len-=3;
								}
								else if(data[6] > 0 && data[6] < 0x20)
								{
									offs+=1;
									title_len-=1;
								}
								if (title_len != textlen)
									continue;
								if ( casetype )
								{
									if ( !strncasecmp((const char*)data+offs, str, title_len) )
									{
//										std::string s((const char*)data+offs, title_len);
//										eDebug("match1 %s %s", str, s.c_str() );
										descr[++descridx] = it->first;
									}
								}
								else if ( !strncmp((const char*)data+offs, str, title_len) )
								{
//									std::string s((const char*)data+offs, title_len);
//									eDebug("match2 %s %s", str, s.c_str() );
									descr[++descridx] = it->first;
								}
							}
							else
							{
								int idx=0;
								while((title_len-idx) >= textlen)
								{
									if (casetype)
									{
										if (!strncasecmp((const char*)data+6+idx, str, textlen) )
										{
											descr[++descridx] = it->first;
//											std::string s((const char*)data+6, title_len);
//											eDebug("match 3 %s %s", str, s.c_str() );
											break;
										}
									}
									else if (!strncmp((const char*)data+6+idx, str, textlen) )
									{
										descr[++descridx] = it->first;
//										std::string s((const char*)data+6, title_len);
//										eDebug("match 4 %s %s", str, s.c_str() );
										break;
									}
									++idx;
								}
							}
						}
					}
				}
				else
				{
					PyErr_SetString(PyExc_StandardError,
						"type error");
					eDebug("tuple arg 4 is not a string");
					return NULL;
				}
			}
			else
			{
				PyErr_SetString(PyExc_StandardError,
					"type error");
				eDebug("tuple arg 3(%d) is not a known querytype(0, 1, 2)", querytype);
				return NULL;
			}
		}
		else
		{
			PyErr_SetString(PyExc_StandardError,
				"type error");
			eDebug("not enough args in tuple");
			return NULL;
		}
	}
	else
	{
		PyErr_SetString(PyExc_StandardError,
			"type error");
		eDebug("arg 0 is not a tuple");
		return NULL;
	}

	if (descridx > -1)
	{
		int maxcount=maxmatches;
		eServiceReferenceDVB ref(refstr?(const eServiceReferenceDVB&)handleGroup(eServiceReference(refstr)):eServiceReferenceDVB(""));
		// ref is only valid in SIMILAR_BROADCASTING_SEARCH
		// in this case we start searching with the base service
		bool first = ref.valid() ? true : false;
		singleLock s(cache_lock);
		eventCache::iterator cit(ref.valid() ? eventDB.find(ref) : eventDB.begin());
		while(cit != eventDB.end() && maxcount)
		{
			if ( ref.valid() && !first && cit->first == ref )
			{
				// do not scan base service twice ( only in SIMILAR BROADCASTING SEARCH )
				++cit;
				continue;
			}
			ePyObject service_name;
			ePyObject service_reference;
			timeMap &evmap = cit->second.second;
			// check all events
			for (timeMap::iterator evit(evmap.begin()); evit != evmap.end() && maxcount; ++evit)
			{
				int evid = evit->second->getEventID();
				if ( evid == eventid)
					continue;
				__u8 *data = evit->second->EITdata;
				int tmp = evit->second->ByteSize-10;
				__u32 *p = (__u32*)(data+10);
				// check if any of our descriptor used by this event
				int cnt=-1;
				while(tmp>3)
				{
					__u32 crc32 = *p++;
					for ( int i=0; i <= descridx; ++i)
					{
						if (descr[i] == crc32)  // found...
							++cnt;
					}
					tmp-=4;
				}
				if ( (querytype == 0 && cnt == descridx) ||
					 ((querytype == 1 || querytype == 2) && cnt != -1) )
				{
					const uniqueEPGKey &service = cit->first;
					eServiceReference ref =
						eDVBDB::getInstance()->searchReference(service.tsid, service.onid, service.sid);
					if (ref.valid())
					{
					// create servive event
						eServiceEvent ptr;
						const eventData *ev_data=0;
						if (needServiceEvent)
						{
							if (lookupEventId(ref, evid, ev_data))
								eDebug("event not found !!!!!!!!!!!");
							else
							{
								const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
								Event ev((uint8_t*)ev_data->get());
								ptr.parseFrom(&ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
							}
						}
					// create service name
						if (must_get_service_name && !service_name)
						{
							ePtr<iStaticServiceInformation> sptr;
							eServiceCenterPtr service_center;
							eServiceCenter::getPrivInstance(service_center);
							if (service_center)
							{
								service_center->info(ref, sptr);
								if (sptr)
								{
									std::string name;
									sptr->getName(ref, name);

									if (must_get_service_name == 1)
									{
										size_t pos;
										// filter short name brakets
										while((pos = name.find("\xc2\x86")) != std::string::npos)
											name.erase(pos,2);
										while((pos = name.find("\xc2\x87")) != std::string::npos)
											name.erase(pos,2);
									}
									else
										name = buildShortName(name);

									if (name.length())
										service_name = PyString_FromString(name.c_str());
								}
							}
							if (!service_name)
								service_name = PyString_FromString("<n/a>");
						}
					// create servicereference string
						if (must_get_service_reference && !service_reference)
							service_reference = PyString_FromString(ref.toString().c_str());
					// create list
						if (!ret)
							ret = PyList_New(0);
					// create tuple
						ePyObject tuple = PyTuple_New(argcount);
					// fill tuple
						fillTuple2(tuple, argstring, argcount, evit->second, ev_data ? &ptr : 0, service_name, service_reference);
						PyList_Append(ret, tuple);
						Py_DECREF(tuple);
						--maxcount;
					}
				}
			}
			if (service_name)
				Py_DECREF(service_name);
			if (service_reference)
				Py_DECREF(service_reference);
			if (first)
			{
				// now start at first service in epgcache database ( only in SIMILAR BROADCASTING SEARCH )
				first=false;
				cit=eventDB.begin();
			}
			else
				++cit;
		}
	}

	if (!ret)
		Py_RETURN_NONE;

	return ret;
}

#ifdef ENABLE_PRIVATE_EPG
#include <dvbsi++/descriptor_tag.h>
#include <dvbsi++/unknown_descriptor.h>
#include <dvbsi++/private_data_specifier_descriptor.h>

void eEPGCache::PMTready(eDVBServicePMTHandler *pmthandler)
{
	ePtr<eTable<ProgramMapSection> > ptr;
	if (!pmthandler->getPMT(ptr) && ptr)
	{
		std::vector<ProgramMapSection*>::const_iterator i;
		for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
		{
			const ProgramMapSection &pmt = **i;

			ElementaryStreamInfoConstIterator es;
			for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
			{
				int tmp=0;
				switch ((*es)->getType())
				{
				case 0xC1: // user private
					for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
						desc != (*es)->getDescriptors()->end(); ++desc)
					{
						switch ((*desc)->getTag())
						{
							case 0xC2: // user defined
								if ((*desc)->getLength() == 8) 
								{
									__u8 buffer[10];
									(*desc)->writeToBuffer(buffer);
									if (!strncmp((const char *)buffer+2, "EPGDATA", 7))
									{
										eServiceReferenceDVB ref;
										if (!pmthandler->getServiceReference(ref))
										{
											int pid = (*es)->getPid();
											messages.send(Message(Message::got_mhw2_channel_pid, ref, pid));
										}
									}
									else if(!strncmp((const char *)buffer+2, "FICHAS", 6))
									{
										eServiceReferenceDVB ref;
										if (!pmthandler->getServiceReference(ref))
										{
											int pid = (*es)->getPid();
											messages.send(Message(Message::got_mhw2_summary_pid, ref, pid));
										}
									}
									else if(!strncmp((const char *)buffer+2, "GENEROS", 7))
									{
										eServiceReferenceDVB ref;
										if (!pmthandler->getServiceReference(ref))
										{
											int pid = (*es)->getPid();
											messages.send(Message(Message::got_mhw2_title_pid, ref, pid));
										}
									}
								}
								break;
							default:
								break;
						}
					}
				case 0x05: // private
					for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
						desc != (*es)->getDescriptors()->end(); ++desc)
					{
						switch ((*desc)->getTag())
						{
							case PRIVATE_DATA_SPECIFIER_DESCRIPTOR:
								if (((PrivateDataSpecifierDescriptor*)(*desc))->getPrivateDataSpecifier() == 190)
									tmp |= 1;
								break;
							case 0x90:
							{
								UnknownDescriptor *descr = (UnknownDescriptor*)*desc;
								int descr_len = descr->getLength();
								if (descr_len == 4)
								{
									uint8_t data[descr_len+2];
									descr->writeToBuffer(data);
									if ( !data[2] && !data[3] && data[4] == 0xFF && data[5] == 0xFF )
										tmp |= 2;
								}
								break;
							}
							default:
								break;
						}
					}
				default:
					break;
				}
				if (tmp==3)
				{
					eServiceReferenceDVB ref;
					if (!pmthandler->getServiceReference(ref))
					{
						int pid = (*es)->getPid();
						messages.send(Message(Message::got_private_pid, ref, pid));
						return;
					}
				}
			}
		}
	}
	else
		eDebug("PMTready but no pmt!!");
}

struct date_time
{
	__u8 data[5];
	time_t tm;
	date_time( const date_time &a )
	{
		memcpy(data, a.data, 5);
		tm = a.tm;
	}
	date_time( const __u8 data[5])
	{
		memcpy(this->data, data, 5);
		tm = parseDVBtime(data[0], data[1], data[2], data[3], data[4]);
	}
	date_time()
	{
	}
	const __u8& operator[](int pos) const
	{
		return data[pos];
	}
};

struct less_datetime
{
	bool operator()( const date_time &a, const date_time &b ) const
	{
		return abs(a.tm-b.tm) < 360 ? false : a.tm < b.tm;
	}
};

void eEPGCache::privateSectionRead(const uniqueEPGKey &current_service, const __u8 *data)
{
	contentMap &content_time_table = content_time_tables[current_service];
	singleLock s(cache_lock);
	std::map< date_time, std::list<uniqueEPGKey>, less_datetime > start_times;
	eventMap &evMap = eventDB[current_service].first;
	timeMap &tmMap = eventDB[current_service].second;
	int ptr=8;
	int content_id = data[ptr++] << 24;
	content_id |= data[ptr++] << 16;
	content_id |= data[ptr++] << 8;
	content_id |= data[ptr++];

	contentTimeMap &time_event_map =
		content_time_table[content_id];
	for ( contentTimeMap::iterator it( time_event_map.begin() );
		it != time_event_map.end(); ++it )
	{
		eventMap::iterator evIt( evMap.find(it->second.second) );
		if ( evIt != evMap.end() )
		{
			delete evIt->second;
			evMap.erase(evIt);
		}
		tmMap.erase(it->second.first);
	}
	time_event_map.clear();

	__u8 duration[3];
	memcpy(duration, data+ptr, 3);
	ptr+=3;
	int duration_sec =
		fromBCD(duration[0])*3600+fromBCD(duration[1])*60+fromBCD(duration[2]);

	const __u8 *descriptors[65];
	const __u8 **pdescr = descriptors;

	int descriptors_length = (data[ptr++]&0x0F) << 8;
	descriptors_length |= data[ptr++];
	while ( descriptors_length > 1 )
	{
		int descr_type = data[ptr];
		int descr_len = data[ptr+1];
		descriptors_length -= 2;
		if (descriptors_length >= descr_len)
		{
			descriptors_length -= descr_len;
			if ( descr_type == 0xf2 && descr_len > 5)
			{
				ptr+=2;
				int tsid = data[ptr++] << 8;
				tsid |= data[ptr++];
				int onid = data[ptr++] << 8;
				onid |= data[ptr++];
				int sid = data[ptr++] << 8;
				sid |= data[ptr++];

// WORKAROUND for wrong transmitted epg data (01.10.2007)
				if ( onid == 0x85 )
				{
					switch( (tsid << 16) | sid )
					{
						case 0x01030b: sid = 0x1b; tsid = 4; break;  // Premiere Win
						case 0x0300f0: sid = 0xe0; tsid = 2; break;
						case 0x0300f1: sid = 0xe1; tsid = 2; break;
						case 0x0300f5: sid = 0xdc; break;
						case 0x0400d2: sid = 0xe2; tsid = 0x11; break;
						case 0x1100d3: sid = 0xe3; break;
						case 0x0100d4: sid = 0xe4; tsid = 4; break;
					}
				}
////////////////////////////////////////////

				uniqueEPGKey service( sid, onid, tsid );
				descr_len -= 6;
				while( descr_len > 2 )
				{
					__u8 datetime[5];
					datetime[0] = data[ptr++];
					datetime[1] = data[ptr++];
					int tmp_len = data[ptr++];
					descr_len -= 3;
					if (descr_len >= tmp_len)
					{
						descr_len -= tmp_len;
						while( tmp_len > 2 )
						{
							memcpy(datetime+2, data+ptr, 3);
							ptr += 3;
							tmp_len -= 3;
							start_times[datetime].push_back(service);
						}
					}
				}
			}
			else
			{
				*pdescr++=data+ptr;
				ptr += 2;
				ptr += descr_len;
			}
		}
	}
	ASSERT(pdescr <= &descriptors[65]);
	__u8 event[4098];
	eit_event_struct *ev_struct = (eit_event_struct*) event;
	ev_struct->running_status = 0;
	ev_struct->free_CA_mode = 1;
	memcpy(event+7, duration, 3);
	ptr = 12;
	const __u8 **d=descriptors;
	while ( d < pdescr )
	{
		memcpy(event+ptr, *d, ((*d)[1])+2);
		ptr+=(*d++)[1];
		ptr+=2;
	}
	ASSERT(ptr <= 4098);
	for ( std::map< date_time, std::list<uniqueEPGKey> >::iterator it(start_times.begin()); it != start_times.end(); ++it )
	{
		time_t now = ::time(0);
		if ( (it->first.tm + duration_sec) < now )
			continue;
		memcpy(event+2, it->first.data, 5);
		int bptr = ptr;
		int cnt=0;
		for (std::list<uniqueEPGKey>::iterator i(it->second.begin()); i != it->second.end(); ++i)
		{
			event[bptr++] = 0x4A;
			__u8 *len = event+(bptr++);
			event[bptr++] = (i->tsid & 0xFF00) >> 8;
			event[bptr++] = (i->tsid & 0xFF);
			event[bptr++] = (i->onid & 0xFF00) >> 8;
			event[bptr++] = (i->onid & 0xFF);
			event[bptr++] = (i->sid & 0xFF00) >> 8;
			event[bptr++] = (i->sid & 0xFF);
			event[bptr++] = 0xB0;
			bptr += sprintf((char*)(event+bptr), "Option %d", ++cnt);
			*len = ((event+bptr) - len)-1;
		}
		int llen = bptr - 12;
		ev_struct->descriptors_loop_length_hi = (llen & 0xF00) >> 8;
		ev_struct->descriptors_loop_length_lo = (llen & 0xFF);

		time_t stime = it->first.tm;
		while( tmMap.find(stime) != tmMap.end() )
			++stime;
		event[6] += (stime - it->first.tm);
		__u16 event_id = 0;
		while( evMap.find(event_id) != evMap.end() )
			++event_id;
		event[0] = (event_id & 0xFF00) >> 8;
		event[1] = (event_id & 0xFF);
		time_event_map[it->first.tm]=std::pair<time_t, __u16>(stime, event_id);
		eventData *d = new eventData( ev_struct, bptr, PRIVATE );
		evMap[event_id] = d;
		tmMap[stime] = d;
		ASSERT(bptr <= 4098);
	}
}

void eEPGCache::channel_data::startPrivateReader()
{
	eDVBSectionFilterMask mask;
	memset(&mask, 0, sizeof(mask));
	mask.pid = m_PrivatePid;
	mask.flags = eDVBSectionFilterMask::rfCRC;
	mask.data[0] = 0xA0;
	mask.mask[0] = 0xFF;
	eDebug("[EPGC] start privatefilter for pid %04x and version %d", m_PrivatePid, m_PrevVersion);
	if (m_PrevVersion != -1)
	{
		mask.data[3] = m_PrevVersion << 1;
		mask.mask[3] = 0x3E;
		mask.mode[3] = 0x3E;
	}
	seenPrivateSections.clear();
	if (!m_PrivateConn)
		m_PrivateReader->connectRead(slot(*this, &eEPGCache::channel_data::readPrivateData), m_PrivateConn);
	m_PrivateReader->start(mask);
}

void eEPGCache::channel_data::readPrivateData( const __u8 *data)
{
	if ( seenPrivateSections.find(data[6]) == seenPrivateSections.end() )
	{
		cache->privateSectionRead(m_PrivateService, data);
		seenPrivateSections.insert(data[6]);
	}
	if ( seenPrivateSections.size() == (unsigned int)(data[7] + 1) )
	{
		eDebug("[EPGC] private finished");
		eDVBChannelID chid = channel->getChannelID();
		int tmp = chid.original_network_id.get();
		tmp |= 0x80000000; // we use highest bit as private epg indicator
		chid.original_network_id = tmp;
		cache->channelLastUpdated[chid] = ::time(0);
		m_PrevVersion = (data[5] & 0x3E) >> 1;
		startPrivateReader();
	}
}

#endif // ENABLE_PRIVATE_EPG

#ifdef ENABLE_MHW_EPG
void eEPGCache::channel_data::cleanup()
{
	m_channels.clear();
	m_themes.clear();
	m_titles.clear();
	m_program_ids.clear();
}

__u8 *eEPGCache::channel_data::delimitName( __u8 *in, __u8 *out, int len_in )
{
	// Names in mhw structs are not strings as they are not '\0' terminated.
	// This function converts the mhw name into a string.
	// Constraint: "length of out" = "length of in" + 1.
	int i;
	for ( i=0; i < len_in; i++ )
		out[i] = in[i];

	i = len_in - 1;
	while ( ( i >=0 ) && ( out[i] == 0x20 ) )
		i--;

	out[i+1] = 0;
	return out;
}

void eEPGCache::channel_data::timeMHW2DVB( u_char hours, u_char minutes, u_char *return_time)
// For time of day
{
	return_time[0] = toBCD( hours );
	return_time[1] = toBCD( minutes );
	return_time[2] = 0;
}

void eEPGCache::channel_data::timeMHW2DVB( int minutes, u_char *return_time)
{
	timeMHW2DVB( int(minutes/60), minutes%60, return_time );
}

void eEPGCache::channel_data::timeMHW2DVB( u_char day, u_char hours, u_char minutes, u_char *return_time)
// For date plus time of day
{
	char tz_saved[1024];
	// Remove offset in mhw time.
	__u8 local_hours = hours;
	if ( hours >= 16 )
		local_hours -= 4;
	else if ( hours >= 8 )
		local_hours -= 2;

	// As far as we know all mhw time data is sent in central Europe time zone.
	// So, temporarily set timezone to western europe
	time_t dt = ::time(0);

	char *old_tz = getenv( "TZ" );
	if (old_tz)
		strcpy(tz_saved, old_tz);
	putenv("TZ=CET-1CEST,M3.5.0/2,M10.5.0/3");
	tzset();

	tm localnow;
	localtime_r(&dt, &localnow);

	if (day == 7)
		day = 0;
	if ( day + 1 < localnow.tm_wday )		// day + 1 to prevent old events to show for next week.
		day += 7;
	if (local_hours <= 5)
		day++;

	dt += 3600*24*(day - localnow.tm_wday);	// Shift dt to the recording date (local time zone).
	dt += 3600*(local_hours - localnow.tm_hour);  // Shift dt to the recording hour.

	tm recdate;
	gmtime_r( &dt, &recdate );   // This will also take care of DST.

	if ( old_tz == NULL )
		unsetenv( "TZ" );
	else
		setenv("TZ", tz_saved, 1);
	tzset();

	// Calculate MJD according to annex in ETSI EN 300 468
	int l=0;
	if ( recdate.tm_mon <= 1 )	// Jan or Feb
		l=1;
	int mjd = 14956 + recdate.tm_mday + int( (recdate.tm_year - l) * 365.25) +
		int( (recdate.tm_mon + 2 + l * 12) * 30.6001);

	return_time[0] = (mjd & 0xFF00)>>8;
	return_time[1] = mjd & 0xFF;

	timeMHW2DVB( recdate.tm_hour, minutes, return_time+2 );
}

void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator itTitle, std::string sumText, const __u8 *data)
// data is borrowed from calling proc to save memory space.
{
	__u8 name[34];

	// For each title a separate EIT packet will be sent to eEPGCache::sectionRead()
	bool isMHW2 = itTitle->second.mhw2_mjd_hi || itTitle->second.mhw2_mjd_lo ||
		itTitle->second.mhw2_duration_hi || itTitle->second.mhw2_duration_lo;

	eit_t *packet = (eit_t *) data;
	packet->table_id = 0x50;
	packet->section_syntax_indicator = 1;

	packet->service_id_hi = m_channels[ itTitle->second.channel_id - 1 ].channel_id_hi;
	packet->service_id_lo = m_channels[ itTitle->second.channel_id - 1 ].channel_id_lo;
	packet->version_number = 0;	// eEPGCache::sectionRead() will dig this for the moment
	packet->current_next_indicator = 0;
	packet->section_number = 0;	// eEPGCache::sectionRead() will dig this for the moment
	packet->last_section_number = 0;	// eEPGCache::sectionRead() will dig this for the moment
	packet->transport_stream_id_hi = m_channels[ itTitle->second.channel_id - 1 ].transport_stream_id_hi;
	packet->transport_stream_id_lo = m_channels[ itTitle->second.channel_id - 1 ].transport_stream_id_lo;
	packet->original_network_id_hi = m_channels[ itTitle->second.channel_id - 1 ].network_id_hi;
	packet->original_network_id_lo = m_channels[ itTitle->second.channel_id - 1 ].network_id_lo;
	packet->segment_last_section_number = 0; // eEPGCache::sectionRead() will dig this for the moment
	packet->segment_last_table_id = 0x50;

	__u8 *title = isMHW2 ? ((__u8*)(itTitle->second.title))-4 : (__u8*)itTitle->second.title;
	std::string prog_title = (char *) delimitName( title, name, isMHW2 ? 35 : 23 );
	int prog_title_length = prog_title.length();

	int packet_length = EIT_SIZE + EIT_LOOP_SIZE + EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
		prog_title_length + 1;

	eit_event_t *event_data = (eit_event_t *) (data + EIT_SIZE);
	event_data->event_id_hi = (( itTitle->first ) >> 8 ) & 0xFF;
	event_data->event_id_lo = ( itTitle->first ) & 0xFF;

	if (isMHW2)
	{
		u_char *data = (u_char*) event_data;
		data[2] = itTitle->second.mhw2_mjd_hi;
		data[3] = itTitle->second.mhw2_mjd_lo;
		data[4] = itTitle->second.mhw2_hours;
		data[5] = itTitle->second.mhw2_minutes;
		data[6] = itTitle->second.mhw2_seconds;
		timeMHW2DVB( HILO(itTitle->second.mhw2_duration), data+7 );
	}
	else
	{
		timeMHW2DVB( itTitle->second.dh.day, itTitle->second.dh.hours, itTitle->second.ms.minutes,
		(u_char *) event_data + 2 );
		timeMHW2DVB( HILO(itTitle->second.duration), (u_char *) event_data+7 );
	}

	event_data->running_status = 0;
	event_data->free_CA_mode = 0;
	int descr_ll = EIT_SHORT_EVENT_DESCRIPTOR_SIZE + 1 + prog_title_length;

	eit_short_event_descriptor_struct *short_event_descriptor =
		(eit_short_event_descriptor_struct *) ( (u_char *) event_data + EIT_LOOP_SIZE);
	short_event_descriptor->descriptor_tag = EIT_SHORT_EVENT_DESCRIPTOR;
	short_event_descriptor->descriptor_length = EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
		prog_title_length - 1;
	short_event_descriptor->language_code_1 = 'e';
	short_event_descriptor->language_code_2 = 'n';
	short_event_descriptor->language_code_3 = 'g';
	short_event_descriptor->event_name_length = prog_title_length;
	u_char *event_name = (u_char *) short_event_descriptor + EIT_SHORT_EVENT_DESCRIPTOR_SIZE;
	memcpy(event_name, prog_title.c_str(), prog_title_length);

	// Set text length
	event_name[prog_title_length] = 0;

	if ( sumText.length() > 0 )
	// There is summary info
	{
		unsigned int sum_length = sumText.length();
		if ( sum_length + short_event_descriptor->descriptor_length <= 0xff )
		// Store summary in short event descriptor
		{
			// Increase all relevant lengths
			event_name[prog_title_length] = sum_length;
			short_event_descriptor->descriptor_length += sum_length;
			packet_length += sum_length;
			descr_ll += sum_length;
			sumText.copy( (char *) event_name+prog_title_length+1, sum_length );
		}
		else
		// Store summary in extended event descriptors
		{
			int remaining_sum_length = sumText.length();
			int nbr_descr = int(remaining_sum_length/247) + 1;
			for ( int i=0; i < nbr_descr; i++)
			// Loop once per extended event descriptor
			{
				eit_extended_descriptor_struct *ext_event_descriptor = (eit_extended_descriptor_struct *) (data + packet_length);
				sum_length = remaining_sum_length > 247 ? 247 : remaining_sum_length;
				remaining_sum_length -= sum_length;
				packet_length += 8 + sum_length;
				descr_ll += 8 + sum_length;

				ext_event_descriptor->descriptor_tag = EIT_EXTENDED_EVENT_DESCRIPOR;
				ext_event_descriptor->descriptor_length = sum_length + 6;
				ext_event_descriptor->descriptor_number = i;
				ext_event_descriptor->last_descriptor_number = nbr_descr - 1;
				ext_event_descriptor->iso_639_2_language_code_1 = 'e';
				ext_event_descriptor->iso_639_2_language_code_2 = 'n';
				ext_event_descriptor->iso_639_2_language_code_3 = 'g';
				u_char *the_text = (u_char *) ext_event_descriptor + 8;
				the_text[-2] = 0;
				the_text[-1] = sum_length;
				sumText.copy( (char *) the_text, sum_length, sumText.length() - sum_length - remaining_sum_length );
			}
		}
	}

	if (!isMHW2)
	{
		// Add content descriptor
		u_char *descriptor = (u_char *) data + packet_length;
		packet_length += 4;
		descr_ll += 4;

		int content_id = 0;
		std::string content_descr = (char *) delimitName( m_themes[itTitle->second.theme_id].name, name, 15 );
		if ( content_descr.find( "FILM" ) != std::string::npos )
			content_id = 0x10;
		else if ( content_descr.find( "SPORT" ) != std::string::npos )
			content_id = 0x40;

		descriptor[0] = 0x54;
		descriptor[1] = 2;
		descriptor[2] = content_id;
		descriptor[3] = 0;
	}

	event_data->descriptors_loop_length_hi = (descr_ll & 0xf00)>>8;
	event_data->descriptors_loop_length_lo = (descr_ll & 0xff);

	packet->section_length_hi =  ((packet_length - 3)&0xf00)>>8;
	packet->section_length_lo =  (packet_length - 3)&0xff;

	// Feed the data to eEPGCache::sectionRead()
	cache->sectionRead( data, MHW, this );
}

void eEPGCache::channel_data::startTimeout(int msec)
{
	m_MHWTimeoutTimer->start(msec,true);
	m_MHWTimeoutet=false;
}

void eEPGCache::channel_data::startMHWReader(__u16 pid, __u8 tid)
{
	m_MHWFilterMask.pid = pid;
	m_MHWFilterMask.data[0] = tid;
	m_MHWReader->start(m_MHWFilterMask);
//	eDebug("start 0x%02x 0x%02x", pid, tid);
}

void eEPGCache::channel_data::startMHWReader2(__u16 pid, __u8 tid, int ext)
{
	m_MHWFilterMask2.pid = pid;
	m_MHWFilterMask2.data[0] = tid;
	if (ext != -1)
	{
		m_MHWFilterMask2.data[1] = ext;
		m_MHWFilterMask2.mask[1] = 0xFF;
//		eDebug("start 0x%03x 0x%02x 0x%02x", pid, tid, ext);
	}
	else
	{
		m_MHWFilterMask2.data[1] = 0;
		m_MHWFilterMask2.mask[1] = 0;
//		eDebug("start 0x%02x 0x%02x", pid, tid);
	}
	m_MHWReader2->start(m_MHWFilterMask2);
}

void eEPGCache::channel_data::readMHWData(const __u8 *data)
{
	if ( m_MHWReader2 )
		m_MHWReader2->stop();

	if ( state > 1 || // aborted
		// have si data.. so we dont read mhw data
		(haveData & (SCHEDULE|SCHEDULE_OTHER|VIASAT)) )
	{
		eDebug("[EPGC] mhw aborted %d", state);
	}
	else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x91)
	// Channels table
	{
		int len = ((data[1]&0xf)<<8) + data[2] - 1;
		int record_size = sizeof( mhw_channel_name_t );
		int nbr_records = int (len/record_size);

		m_channels.resize(nbr_records);
		for ( int i = 0; i < nbr_records; i++ )
		{
			mhw_channel_name_t *channel = (mhw_channel_name_t*) &data[4 + i*record_size];
			m_channels[i]=*channel;
		}
		haveData |= MHW;

		eDebug("[EPGC] mhw %d channels found", m_channels.size());

		// Channels table has been read, start reading the themes table.
		startMHWReader(0xD3, 0x92);
		return;
	}
	else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x92)
	// Themes table
	{
		int len = ((data[1]&0xf)<<8) + data[2] - 16;
		int record_size = sizeof( mhw_theme_name_t );
		int nbr_records = int (len/record_size);
		int idx_ptr = 0;
		__u8 next_idx = (__u8) *(data + 3 + idx_ptr);
		__u8 idx = 0;
		__u8 sub_idx = 0;
		for ( int i = 0; i < nbr_records; i++ )
		{
			mhw_theme_name_t *theme = (mhw_theme_name_t*) &data[19 + i*record_size];
			if ( i >= next_idx )
			{
				idx = (idx_ptr<<4);
				idx_ptr++;
				next_idx = (__u8) *(data + 3 + idx_ptr);
				sub_idx = 0;
			}
			else
				sub_idx++;

			m_themes[idx+sub_idx] = *theme;
		}
		eDebug("[EPGC] mhw %d themes found", m_themes.size());
		// Themes table has been read, start reading the titles table.
		startMHWReader(0xD2, 0x90);
		startTimeout(4000);
		return;
	}
	else if (m_MHWFilterMask.pid == 0xD2 && m_MHWFilterMask.data[0] == 0x90)
	// Titles table
	{
		mhw_title_t *title = (mhw_title_t*) data;

		if ( title->channel_id == 0xFF )	// Separator
			return;	// Continue reading of the current table.
		else
		{
			// Create unique key per title
			__u32 title_id = ((title->channel_id)<<16)|((title->dh.day)<<13)|((title->dh.hours)<<8)|
				(title->ms.minutes);
			__u32 program_id = ((title->program_id_hi)<<24)|((title->program_id_mh)<<16)|
				((title->program_id_ml)<<8)|(title->program_id_lo);

			if ( m_titles.find( title_id ) == m_titles.end() )
			{
				startTimeout(4000);
				title->mhw2_mjd_hi = 0;
				title->mhw2_mjd_lo = 0;
				title->mhw2_duration_hi = 0;
				title->mhw2_duration_lo = 0;
				m_titles[ title_id ] = *title;
				if ( (title->ms.summary_available) && (m_program_ids.find(program_id) == m_program_ids.end()) )
					// program_ids will be used to gather summaries.
					m_program_ids.insert(std::pair<__u32,__u32>(program_id,title_id));
				return;	// Continue reading of the current table.
			}
			else if (!checkTimeout())
				return;
		}
		if ( !m_program_ids.empty())
		{
			// Titles table has been read, there are summaries to read.
			// Start reading summaries, store corresponding titles on the fly.
			startMHWReader(0xD3, 0x90);
			eDebug("[EPGC] mhw %d titles(%d with summary) found",
				m_titles.size(),
				m_program_ids.size());
			startTimeout(4000);
			return;
		}
	}
	else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x90)
	// Summaries table
	{
		mhw_summary_t *summary = (mhw_summary_t*) data;

		// Create unique key per record
		__u32 program_id = ((summary->program_id_hi)<<24)|((summary->program_id_mh)<<16)|
			((summary->program_id_ml)<<8)|(summary->program_id_lo);
		int len = ((data[1]&0xf)<<8) + data[2];

		// ugly workaround to convert const __u8* to char*
		char *tmp=0;
		memcpy(&tmp, &data, sizeof(void*));
		tmp[len+3] = 0;	// Terminate as a string.

		std::multimap<__u32, __u32>::iterator itProgid( m_program_ids.find( program_id ) );
		if ( itProgid == m_program_ids.end() )
		{ /*	This part is to prevent to looping forever if some summaries are not received yet.
			There is a timeout of 4 sec. after the last successfully read summary. */
			if (!m_program_ids.empty() && !checkTimeout())
				return;	// Continue reading of the current table.
		}
		else
		{
			std::string the_text = (char *) (data + 11 + summary->nb_replays * 7);

			unsigned int pos=0;
			while((pos = the_text.find("\r\n")) != std::string::npos)
				the_text.replace(pos, 2, " ");

			// Find corresponding title, store title and summary in epgcache.
			std::map<__u32, mhw_title_t>::iterator itTitle( m_titles.find( itProgid->second ) );
			if ( itTitle != m_titles.end() )
			{
				startTimeout(4000);
				storeTitle( itTitle, the_text, data );
				m_titles.erase( itTitle );
			}
			m_program_ids.erase( itProgid );
			if ( !m_program_ids.empty() )
				return;	// Continue reading of the current table.
		}
	}
	eDebug("[EPGC] mhw finished(%ld) %d summaries not found",
		::time(0),
		m_program_ids.size());
	// Summaries have been read, titles that have summaries have been stored.
	// Now store titles that do not have summaries.
	for (std::map<__u32, mhw_title_t>::iterator itTitle(m_titles.begin()); itTitle != m_titles.end(); itTitle++)
		storeTitle( itTitle, "", data );
	isRunning &= ~MHW;
	m_MHWConn=0;
	if ( m_MHWReader )
		m_MHWReader->stop();
	if (haveData)
		finishEPG();
}

void eEPGCache::channel_data::readMHWData2(const __u8 *data)
{
	int dataLen = (((data[1]&0xf) << 8) | data[2]) + 3;

	if ( m_MHWReader )
		m_MHWReader->stop();

	if ( state > 1 || // aborted
		// have si data.. so we dont read mhw data
		(haveData & (SCHEDULE|SCHEDULE_OTHER|VIASAT)) )
	{
		eDebug("[EPGC] mhw2 aborted %d", state);
	}
	else if (m_MHWFilterMask2.pid == m_mhw2_channel_pid && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
	// Channels table
	{
		int num_channels = data[120];
		m_channels.resize(num_channels);
		if(dataLen > 120)
		{
			int ptr = 121 + 8 * num_channels;
			if( dataLen > ptr )
			{
				for( int chid = 0; chid < num_channels; ++chid )
				{
					ptr += ( data[ptr] & 0x0f ) + 1;
					if( dataLen < ptr )
						goto abort;
				}
			}
			else
				goto abort;
		}
		else
			goto abort;
		// data seems consistent...
		const __u8 *tmp = data+121;
		for (int i=0; i < num_channels; ++i)
		{
			mhw_channel_name_t channel;
			channel.network_id_hi = *(tmp++);
			channel.network_id_lo = *(tmp++);
			channel.transport_stream_id_hi = *(tmp++);
			channel.transport_stream_id_lo = *(tmp++);
			channel.channel_id_hi = *(tmp++);
			channel.channel_id_lo = *(tmp++);
			m_channels[i]=channel;
//			eDebug("%d(%02x) %04x: %02x %02x", i, i, (channel.channel_id_hi << 8) | channel.channel_id_lo, *tmp, *(tmp+1));
			tmp+=2;
		}
		for (int i=0; i < num_channels; ++i)
		{
			mhw_channel_name_t &channel = m_channels[i];
			int channel_name_len=*(tmp++)&0x0f;
			int x=0;
			for (; x < channel_name_len; ++x)
				channel.name[x]=*(tmp++);
			channel.name[x+1]=0;
//			eDebug("%d(%02x) %s", i, i, channel.name);
		}
		haveData |= MHW;
		eDebug("[EPGC] mhw2 %d channels found", m_channels.size());
	}
	else if (m_MHWFilterMask2.pid == m_mhw2_channel_pid && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
	{
		// Themes table
		eDebug("[EPGC] mhw2 themes nyi");
	}
	else if (m_MHWFilterMask2.pid == m_mhw2_title_pid && m_MHWFilterMask2.data[0] == 0xe6)
	// Titles table
	{
		int pos=18;
		bool valid=false;
		bool finish=false;

//		eDebug("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
//			data[3], data[4], data[5], data[6], data[7], data[8], data[9], data[10],
//			data[11], data[12], data[13], data[14], data[15], data[16], data[17] );

		while( pos < dataLen && !valid)
		{
			pos += 18;
			pos += (data[pos] & 0x3F) + 4;
			if( pos == dataLen )
				valid = true;
		}

		if (!valid)
		{
			if (dataLen > 18)
				eDebug("mhw2 title table invalid!!");
			if (checkTimeout())
				goto abort;
			if (!m_MHWTimeoutTimer->isActive())
				startTimeout(5000);
			return; // continue reading
		}

		// data seems consistent...
		mhw_title_t title;
		pos = 18;
		while (pos < dataLen)
		{
//			eDebugNoNewLine("    [%02x] %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x [%02x %02x %02x %02x %02x %02x %02x] LL - DESCR - ",
//				data[pos], data[pos+1], data[pos+2], data[pos+3], data[pos+4], data[pos+5], data[pos+6], data[pos+7], 
//				data[pos+8], data[pos+9], data[pos+10], data[pos+11], data[pos+12], data[pos+13], data[pos+14], data[pos+15], data[pos+16], data[pos+17]);
			title.channel_id = data[pos]+1;
			title.mhw2_mjd_hi = data[pos+11];
			title.mhw2_mjd_lo = data[pos+12];
			title.mhw2_hours = data[pos+13];
			title.mhw2_minutes = data[pos+14];
			title.mhw2_seconds = data[pos+15];
			int duration = ((data[pos+16] << 8)|data[pos+17]) >> 4;
			title.mhw2_duration_hi = (duration&0xFF00) >> 8;
			title.mhw2_duration_lo = duration&0xFF;

			// Create unique key per title
			__u32 title_id = (data[pos+7] << 24) | (data[pos+8] << 16) | (data[pos+9] << 8) | data[pos+10];

			__u8 slen = data[pos+18] & 0x3f;
			__u8 *dest = ((__u8*)title.title)-4;
			memcpy(dest, &data[pos+19], slen>35 ? 35 : slen);
			memset(dest+slen, 0, 35-slen);
			pos += 19 + slen;
//			eDebug("%02x [%02x %02x]: %s", data[pos], data[pos+1], data[pos+2], dest);

//			not used theme id (data[7] & 0x3f) + (data[pos] & 0x3f);
			__u32 summary_id = (data[pos+1] << 8) | data[pos+2];

//			if (title.channel_id > m_channels.size())
//				eDebug("channel_id(%d %02x) to big!!", title.channel_id);

//			eDebug("pos %d prog_id %02x %02x chid %02x summary_id %04x dest %p len %d\n",
//				pos, title.program_id_ml, title.program_id_lo, title.channel_id, summary_id, dest, slen);

//			eDebug("title_id %08x -> summary_id %04x\n", title_id, summary_id);

			pos += 3;

			std::map<__u32, mhw_title_t>::iterator it = m_titles.find( title_id );
			if ( it == m_titles.end() )
			{
				startTimeout(5000);
				m_titles[ title_id ] = title;
				if (summary_id != 0xFFFF)
				{
					bool add=true;
					std::multimap<__u32, __u32>::iterator it(m_program_ids.lower_bound(summary_id));
					while (it != m_program_ids.end() && it->first == summary_id)
					{
						if (it->second == title_id) {
							add=false;
							break;
						}
						++it;
					}
					if (add)
						m_program_ids.insert(std::pair<__u32,__u32>(summary_id,title_id));
				}
			}
			else
			{
				if ( !checkTimeout() )
					continue;	// Continue reading of the current table.
				finish=true;
				break;
			}
		}
start_summary:
		if (finish)
		{
			eDebug("[EPGC] mhw2 %d titles(%d with summary) found", m_titles.size(), m_program_ids.size());
			if (!m_program_ids.empty())
			{
				// Titles table has been read, there are summaries to read.
				// Start reading summaries, store corresponding titles on the fly.
				startMHWReader2(m_mhw2_summary_pid, 0x96);
				startTimeout(15000);
				return;
			}
		}
		else
			return;
	}
	else if (m_MHWFilterMask2.pid == m_mhw2_summary_pid && m_MHWFilterMask2.data[0] == 0x96)
	// Summaries table
	{
		if (!checkTimeout())
		{
			int len, loop, pos, lenline;
			bool valid;
			valid = true;
			if( dataLen > 15 )
			{
				loop = data[14];
				pos = 15 + loop;
				if( dataLen > pos )
				{
					loop = data[pos] & 0x0f;
					pos += 1;
					if( dataLen > pos )
					{
						len = 0;
						for( ; loop > 0; --loop )
						{
							if( dataLen > (pos+len) )
							{
								lenline = data[pos+len];
								len += lenline + 1;
							}
							else
								valid=false;
						}
					}
				}
			}
			else
				return;  // continue reading

			if (valid)
			{
				// data seems consistent...
				__u32 summary_id = (data[3]<<8)|data[4];
//				eDebug ("summary id %04x\n", summary_id);
//				eDebug("[%02x %02x] %02x %02x %02x %02x %02x %02x %02x %02x XX\n", data[3], data[4], data[5], data[6], data[7], data[8], data[9], data[10], data[11], data[12], data[13] );

				// ugly workaround to convert const __u8* to char*
				char *tmp=0;
				memcpy(&tmp, &data, sizeof(void*));

				len = 0;
				loop = data[14];
				pos = 15 + loop;
				loop = tmp[pos] & 0x0f;
				pos += 1;
				for( ; loop > 0; loop -- )
				{
					lenline = tmp[pos+len];
					tmp[pos+len] = ' ';
					len += lenline + 1;
				}
				if( len > 0 )
					tmp[pos+len] = 0;
				else
					tmp[pos+1] = 0;

				std::multimap<__u32, __u32>::iterator itProgId( m_program_ids.lower_bound(summary_id) );
				if ( itProgId == m_program_ids.end() || itProgId->first != summary_id)
				{ /*	This part is to prevent to looping forever if some summaries are not received yet.
					There is a timeout of 4 sec. after the last successfully read summary. */
					if ( !m_program_ids.empty() )
						return;	// Continue reading of the current table.
				}
				else
				{
					startTimeout(15000);
					std::string the_text = (char *) (data + pos + 1);

//					eDebug ("summary id %04x : %s\n", summary_id, data+pos+1);

					while( itProgId != m_program_ids.end() && itProgId->first == summary_id )
					{
//						eDebug(".");
						// Find corresponding title, store title and summary in epgcache.
						std::map<__u32, mhw_title_t>::iterator itTitle( m_titles.find( itProgId->second ) );
						if ( itTitle != m_titles.end() )
						{
							storeTitle( itTitle, the_text, data );
							m_titles.erase( itTitle );
						}
						m_program_ids.erase( itProgId++ );
					}
					if ( !m_program_ids.empty() )
						return;	// Continue reading of the current table.
				}
			}
			else
				return;  // continue reading
		}
	}
	if (isRunning & eEPGCache::MHW)
	{
		if ( m_MHWFilterMask2.pid == m_mhw2_channel_pid && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
		{
			// Channels table has been read, start reading the themes table.
			startMHWReader2(m_mhw2_channel_pid, 0xC8, 1);
			return;
		}
		else if ( m_MHWFilterMask2.pid == m_mhw2_channel_pid && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
		{
			// Themes table has been read, start reading the titles table.
			startMHWReader2(m_mhw2_title_pid, 0xe6);
			return;
		}
		else
		{
			// Summaries have been read, titles that have summaries have been stored.
			// Now store titles that do not have summaries.
			for (std::map<__u32, mhw_title_t>::iterator itTitle(m_titles.begin()); itTitle != m_titles.end(); itTitle++)
				storeTitle( itTitle, "", data );
			eDebug("[EPGC] mhw2 finished(%ld) %d summaries not found",
				::time(0),
				m_program_ids.size());
		}
	}
abort:
	isRunning &= ~MHW;
	m_MHWConn2=0;
	if ( m_MHWReader2 )
		m_MHWReader2->stop();
	if (haveData)
		finishEPG();
}
#endif