fix previous fix
[enigma2.git] / lib / dvb / epgcache.cpp
1 #include <lib/dvb/epgcache.h>
2 #include <lib/dvb/dvb.h>
3
4 #undef EPG_DEBUG  
5
6 #ifdef EPG_DEBUG
7 #include <lib/service/event.h>
8 #endif
9
10 #include <time.h>
11 #include <unistd.h>  // for usleep
12 #include <sys/vfs.h> // for statfs
13 // #include <libmd5sum.h>
14 #include <lib/base/eerror.h>
15 #include <lib/base/estring.h>
16 #include <lib/dvb/pmt.h>
17 #include <lib/dvb/db.h>
18 #include <lib/python/python.h>
19 #include <dvbsi++/descriptor_tag.h>
20
21 int eventData::CacheSize=0;
22 descriptorMap eventData::descriptors;
23 __u8 eventData::data[4108];
24 extern const uint32_t crc32_table[256];
25
26 const eServiceReference &handleGroup(const eServiceReference &ref)
27 {
28         if (ref.flags & eServiceReference::isGroup)
29         {
30                 ePtr<eDVBResourceManager> res;
31                 if (!eDVBResourceManager::getInstance(res))
32                 {
33                         ePtr<iDVBChannelList> db;
34                         if (!res->getChannelList(db))
35                         {
36                                 eBouquet *bouquet=0;
37                                 if (!db->getBouquet(ref, bouquet))
38                                 {
39                                         std::list<eServiceReference>::iterator it(bouquet->m_services.begin());
40                                         if (it != bouquet->m_services.end())
41                                                 return *it;
42                                 }
43                         }
44                 }
45         }
46         return ref;
47 }
48
49 eventData::eventData(const eit_event_struct* e, int size, int type)
50         :ByteSize(size&0xFF), type(type&0xFF)
51 {
52         if (!e)
53                 return;
54
55         __u32 descr[65];
56         __u32 *pdescr=descr;
57
58         __u8 *data = (__u8*)e;
59         int ptr=12;
60         size -= 12;
61
62         while(size > 1)
63         {
64                 __u8 *descr = data+ptr;
65                 int descr_len = descr[1];
66                 descr_len += 2;
67                 if (size >= descr_len)
68                 {
69                         switch (descr[0])
70                         {
71                                 case EXTENDED_EVENT_DESCRIPTOR:
72                                 case SHORT_EVENT_DESCRIPTOR:
73                                 case LINKAGE_DESCRIPTOR:
74                                 case COMPONENT_DESCRIPTOR:
75                                 {
76                                         __u32 crc = 0;
77                                         int cnt=0;
78                                         while(cnt++ < descr_len)
79                                                 crc = (crc << 8) ^ crc32_table[((crc >> 24) ^ data[ptr++]) & 0xFF];
80         
81                                         descriptorMap::iterator it =
82                                                 descriptors.find(crc);
83                                         if ( it == descriptors.end() )
84                                         {
85                                                 CacheSize+=descr_len;
86                                                 __u8 *d = new __u8[descr_len];
87                                                 memcpy(d, descr, descr_len);
88                                                 descriptors[crc] = descriptorPair(1, d);
89                                         }
90                                         else
91                                                 ++it->second.first;
92                                         *pdescr++=crc;
93                                         break;
94                                 }
95                                 default: // do not cache all other descriptors
96                                         ptr += descr_len;
97                                         break;
98                         }
99                         size -= descr_len;
100                 }
101                 else
102                         break;
103         }
104         ASSERT(pdescr <= &descr[65]);
105         ByteSize = 10+((pdescr-descr)*4);
106         EITdata = new __u8[ByteSize];
107         CacheSize+=ByteSize;
108         memcpy(EITdata, (__u8*) e, 10);
109         memcpy(EITdata+10, descr, ByteSize-10);
110 }
111
112 const eit_event_struct* eventData::get() const
113 {
114         int pos = 12;
115         int tmp = ByteSize-10;
116         memcpy(data, EITdata, 10);
117         int descriptors_length=0;
118         __u32 *p = (__u32*)(EITdata+10);
119         while(tmp>3)
120         {
121                 descriptorMap::iterator it =
122                         descriptors.find(*p++);
123                 if ( it != descriptors.end() )
124                 {
125                         int b = it->second.second[1]+2;
126                         memcpy(data+pos, it->second.second, b );
127                         pos += b;
128                         descriptors_length += b;
129                 }
130                 else
131                         eFatal("LINE %d descriptor not found in descriptor cache %08x!!!!!!", __LINE__, *(p-1));
132                 tmp-=4;
133         }
134         ASSERT(pos <= 4108);
135         data[10] = (descriptors_length >> 8) & 0x0F;
136         data[11] = descriptors_length & 0xFF;
137         return (eit_event_struct*)data;
138 }
139
140 eventData::~eventData()
141 {
142         if ( ByteSize )
143         {
144                 CacheSize -= ByteSize;
145                 __u32 *d = (__u32*)(EITdata+10);
146                 ByteSize -= 10;
147                 while(ByteSize>3)
148                 {
149                         descriptorMap::iterator it =
150                                 descriptors.find(*d++);
151                         if ( it != descriptors.end() )
152                         {
153                                 descriptorPair &p = it->second;
154                                 if (!--p.first) // no more used descriptor
155                                 {
156                                         CacheSize -= it->second.second[1];
157                                         delete [] it->second.second;    // free descriptor memory
158                                         descriptors.erase(it);  // remove entry from descriptor map
159                                 }
160                         }
161                         else
162                                 eFatal("LINE %d descriptor not found in descriptor cache %08x!!!!!!", __LINE__, *(d-1));
163                         ByteSize -= 4;
164                 }
165                 delete [] EITdata;
166         }
167 }
168
169 void eventData::load(FILE *f)
170 {
171         int size=0;
172         int id=0;
173         __u8 header[2];
174         descriptorPair p;
175         fread(&size, sizeof(int), 1, f);
176         while(size)
177         {
178                 fread(&id, sizeof(__u32), 1, f);
179                 fread(&p.first, sizeof(int), 1, f);
180                 fread(header, 2, 1, f);
181                 int bytes = header[1]+2;
182                 p.second = new __u8[bytes];
183                 p.second[0] = header[0];
184                 p.second[1] = header[1];
185                 fread(p.second+2, bytes-2, 1, f);
186                 descriptors[id]=p;
187                 --size;
188                 CacheSize+=bytes;
189         }
190 }
191
192 void eventData::save(FILE *f)
193 {
194         int size=descriptors.size();
195         descriptorMap::iterator it(descriptors.begin());
196         fwrite(&size, sizeof(int), 1, f);
197         while(size)
198         {
199                 fwrite(&it->first, sizeof(__u32), 1, f);
200                 fwrite(&it->second.first, sizeof(int), 1, f);
201                 fwrite(it->second.second, it->second.second[1]+2, 1, f);
202                 ++it;
203                 --size;
204         }
205 }
206
207 eEPGCache* eEPGCache::instance;
208 pthread_mutex_t eEPGCache::cache_lock=
209         PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
210 pthread_mutex_t eEPGCache::channel_map_lock=
211         PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
212
213 DEFINE_REF(eEPGCache)
214
215 eEPGCache::eEPGCache()
216         :messages(this,1), cleanTimer(this)//, paused(0)
217 {
218         eDebug("[EPGC] Initialized EPGCache");
219
220         CONNECT(messages.recv_msg, eEPGCache::gotMessage);
221         CONNECT(eDVBLocalTimeHandler::getInstance()->m_timeUpdated, eEPGCache::timeUpdated);
222         CONNECT(cleanTimer.timeout, eEPGCache::cleanLoop);
223
224         ePtr<eDVBResourceManager> res_mgr;
225         eDVBResourceManager::getInstance(res_mgr);
226         if (!res_mgr)
227                 eDebug("[eEPGCache] no resource manager !!!!!!!");
228         else
229         {
230                 res_mgr->connectChannelAdded(slot(*this,&eEPGCache::DVBChannelAdded), m_chanAddedConn);
231                 if (eDVBLocalTimeHandler::getInstance()->ready())
232                         timeUpdated();
233         }
234         instance=this;
235 }
236
237 void eEPGCache::timeUpdated()
238 {
239         if (!sync())
240         {
241                 eDebug("[EPGC] time updated.. start EPG Mainloop");
242                 run();
243         } else
244                 messages.send(Message(Message::timeChanged));
245 }
246
247 void eEPGCache::DVBChannelAdded(eDVBChannel *chan)
248 {
249         if ( chan )
250         {
251 //              eDebug("[eEPGCache] add channel %p", chan);
252                 channel_data *data = new channel_data(this);
253                 data->channel = chan;
254                 data->prevChannelState = -1;
255 #ifdef ENABLE_PRIVATE_EPG
256                 data->m_PrivatePid = -1;
257 #endif
258                 singleLock s(channel_map_lock);
259                 m_knownChannels.insert( std::pair<iDVBChannel*, channel_data* >(chan, data) );
260                 chan->connectStateChange(slot(*this, &eEPGCache::DVBChannelStateChanged), data->m_stateChangedConn);
261         }
262 }
263
264 void eEPGCache::DVBChannelRunning(iDVBChannel *chan)
265 {
266         channelMapIterator it =
267                 m_knownChannels.find(chan);
268         if ( it == m_knownChannels.end() )
269                 eDebug("[eEPGCache] will start non existing channel %p !!!", chan);
270         else
271         {
272                 channel_data &data = *it->second;
273                 ePtr<eDVBResourceManager> res_mgr;
274                 if ( eDVBResourceManager::getInstance( res_mgr ) )
275                         eDebug("[eEPGCache] no res manager!!");
276                 else
277                 {
278                         ePtr<iDVBDemux> demux;
279                         if ( data.channel->getDemux(demux, 0) )
280                         {
281                                 eDebug("[eEPGCache] no demux!!");
282                                 return;
283                         }
284                         else
285                         {
286                                 RESULT res = demux->createSectionReader( this, data.m_NowNextReader );
287                                 if ( res )
288                                 {
289                                         eDebug("[eEPGCache] couldnt initialize nownext reader!!");
290                                         return;
291                                 }
292
293                                 res = demux->createSectionReader( this, data.m_ScheduleReader );
294                                 if ( res )
295                                 {
296                                         eDebug("[eEPGCache] couldnt initialize schedule reader!!");
297                                         return;
298                                 }
299
300                                 res = demux->createSectionReader( this, data.m_ScheduleOtherReader );
301                                 if ( res )
302                                 {
303                                         eDebug("[eEPGCache] couldnt initialize schedule other reader!!");
304                                         return;
305                                 }
306 #ifdef ENABLE_PRIVATE_EPG
307                                 res = demux->createSectionReader( this, data.m_PrivateReader );
308                                 if ( res )
309                                 {
310                                         eDebug("[eEPGCache] couldnt initialize private reader!!");
311                                         return;
312                                 }
313 #endif
314 #ifdef ENABLE_MHW_EPG
315                                 res = demux->createSectionReader( this, data.m_MHWReader );
316                                 if ( res )
317                                 {
318                                         eDebug("[eEPGCache] couldnt initialize mhw reader!!");
319                                         return;
320                                 }
321                                 res = demux->createSectionReader( this, data.m_MHWReader2 );
322                                 if ( res )
323                                 {
324                                         eDebug("[eEPGCache] couldnt initialize mhw reader!!");
325                                         return;
326                                 }
327 #endif
328                                 messages.send(Message(Message::startChannel, chan));
329                                 // -> gotMessage -> changedService
330                         }
331                 }
332         }
333 }
334
335 void eEPGCache::DVBChannelStateChanged(iDVBChannel *chan)
336 {
337         channelMapIterator it =
338                 m_knownChannels.find(chan);
339         if ( it != m_knownChannels.end() )
340         {
341                 int state=0;
342                 chan->getState(state);
343                 if ( it->second->prevChannelState != state )
344                 {
345                         switch (state)
346                         {
347                                 case iDVBChannel::state_ok:
348                                 {
349                                         eDebug("[eEPGCache] channel %p running", chan);
350                                         DVBChannelRunning(chan);
351                                         break;
352                                 }
353                                 case iDVBChannel::state_release:
354                                 {
355                                         eDebug("[eEPGCache] remove channel %p", chan);
356                                         messages.send(Message(Message::leaveChannel, chan));
357                                         pthread_mutex_lock(&it->second->channel_active);
358                                         singleLock s(channel_map_lock);
359                                         m_knownChannels.erase(it);
360                                         pthread_mutex_unlock(&it->second->channel_active);
361                                         delete it->second;
362                                         it->second=0;
363                                         // -> gotMessage -> abortEPG
364                                         break;
365                                 }
366                                 default: // ignore all other events
367                                         return;
368                         }
369                         if (it->second)
370                                 it->second->prevChannelState = state;
371                 }
372         }
373 }
374
375 void eEPGCache::FixOverlapping(std::pair<eventMap,timeMap> &servicemap, time_t TM, int duration, const timeMap::iterator &tm_it, const uniqueEPGKey &service)
376 {
377         timeMap::iterator tmp = tm_it;
378         while ((tmp->first+tmp->second->getDuration()-300) > TM)
379         {
380                 if(tmp->first != TM 
381 #ifdef ENABLE_PRIVATE_EPG
382                         && tmp->second->type != PRIVATE 
383 #endif
384 #ifdef ENABLE_MHW
385                         && tmp->second->type != MHW
386 #endif
387                         )
388                 {
389                         __u16 event_id = tmp->second->getEventID();
390                         servicemap.first.erase(event_id);
391 #ifdef EPG_DEBUG
392                         Event evt((uint8_t*)tmp->second->get());
393                         eServiceEvent event;
394                         event.parseFrom(&evt, service.sid<<16|service.onid);
395                         eDebug("(1)erase no more used event %04x %d\n%s %s\n%s",
396                                 service.sid, event_id,
397                                 event.getBeginTimeString().c_str(),
398                                 event.getEventName().c_str(),
399                                 event.getExtendedDescription().c_str());
400 #endif
401                         delete tmp->second;
402                         if (tmp == servicemap.second.begin())
403                         {
404                                 servicemap.second.erase(tmp);
405                                 break;
406                         }
407                         else
408                                 servicemap.second.erase(tmp--);
409                 }
410                 else
411                 {
412                         if (tmp == servicemap.second.begin())
413                                 break;
414                         --tmp;
415                 }
416         }
417
418         tmp = tm_it;
419         while(tmp->first < (TM+duration-300))
420         {
421                 if (tmp->first != TM && tmp->second->type != PRIVATE)
422                 {
423                         __u16 event_id = tmp->second->getEventID();
424                         servicemap.first.erase(event_id);
425 #ifdef EPG_DEBUG  
426                         Event evt((uint8_t*)tmp->second->get());
427                         eServiceEvent event;
428                         event.parseFrom(&evt, service.sid<<16|service.onid);
429                         eDebug("(2)erase no more used event %04x %d\n%s %s\n%s",
430                                 service.sid, event_id,
431                                 event.getBeginTimeString().c_str(),
432                                 event.getEventName().c_str(),
433                                 event.getExtendedDescription().c_str());
434 #endif
435                         delete tmp->second;
436                         servicemap.second.erase(tmp++);
437                 }
438                 else
439                         ++tmp;
440                 if (tmp == servicemap.second.end())
441                         break;
442         }
443 }
444
445 void eEPGCache::sectionRead(const __u8 *data, int source, channel_data *channel)
446 {
447         eit_t *eit = (eit_t*) data;
448
449         int len=HILO(eit->section_length)-1;//+3-4;
450         int ptr=EIT_SIZE;
451         if ( ptr >= len )
452                 return;
453
454         // This fixed the EPG on the Multichoice irdeto systems
455         // the EIT packet is non-compliant.. their EIT packet stinks
456         if ( data[ptr-1] < 0x40 )
457                 --ptr;
458
459         uniqueEPGKey service( HILO(eit->service_id), HILO(eit->original_network_id), HILO(eit->transport_stream_id) );
460         eit_event_struct* eit_event = (eit_event_struct*) (data+ptr);
461         int eit_event_size;
462         int duration;
463
464         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);
465         time_t now = eDVBLocalTimeHandler::getInstance()->nowTime();
466
467         if ( TM != 3599 && TM > -1)
468                 channel->haveData |= source;
469
470         singleLock s(cache_lock);
471         // hier wird immer eine eventMap zurück gegeben.. entweder eine vorhandene..
472         // oder eine durch [] erzeugte
473         std::pair<eventMap,timeMap> &servicemap = eventDB[service];
474         eventMap::iterator prevEventIt = servicemap.first.end();
475         timeMap::iterator prevTimeIt = servicemap.second.end();
476
477         while (ptr<len)
478         {
479                 eit_event_size = HILO(eit_event->descriptors_loop_length)+EIT_LOOP_SIZE;
480
481                 duration = fromBCD(eit_event->duration_1)*3600+fromBCD(eit_event->duration_2)*60+fromBCD(eit_event->duration_3);
482                 TM = parseDVBtime(
483                         eit_event->start_time_1,
484                         eit_event->start_time_2,
485                         eit_event->start_time_3,
486                         eit_event->start_time_4,
487                         eit_event->start_time_5);
488
489                 if ( TM == 3599 )
490                         goto next;
491
492                 if ( TM != 3599 && (TM+duration < now || TM > now+14*24*60*60) )
493                         goto next;
494
495                 if ( now <= (TM+duration) || TM == 3599 /*NVOD Service*/ )  // old events should not be cached
496                 {
497                         __u16 event_id = HILO(eit_event->event_id);
498 //                      eDebug("event_id is %d sid is %04x", event_id, service.sid);
499
500                         eventData *evt = 0;
501                         int ev_erase_count = 0;
502                         int tm_erase_count = 0;
503
504                         // search in eventmap
505                         eventMap::iterator ev_it =
506                                 servicemap.first.find(event_id);
507
508                         // entry with this event_id is already exist ?
509                         if ( ev_it != servicemap.first.end() )
510                         {
511                                 if ( source > ev_it->second->type )  // update needed ?
512                                         goto next; // when not.. then skip this entry
513
514                                 // search this event in timemap
515                                 timeMap::iterator tm_it_tmp =
516                                         servicemap.second.find(ev_it->second->getStartTime());
517
518                                 if ( tm_it_tmp != servicemap.second.end() )
519                                 {
520                                         if ( tm_it_tmp->first == TM ) // just update eventdata
521                                         {
522                                                 // exempt memory
523                                                 eventData *tmp = ev_it->second;
524                                                 ev_it->second = tm_it_tmp->second =
525                                                         new eventData(eit_event, eit_event_size, source);
526                                                 FixOverlapping(servicemap, TM, duration, tm_it_tmp, service);
527                                                 delete tmp;
528                                                 goto next;
529                                         }
530                                         else  // event has new event begin time
531                                         {
532                                                 tm_erase_count++;
533                                                 // delete the found record from timemap
534                                                 servicemap.second.erase(tm_it_tmp);
535                                                 prevTimeIt=servicemap.second.end();
536                                         }
537                                 }
538                         }
539
540                         // search in timemap, for check of a case if new time has coincided with time of other event
541                         // or event was is not found in eventmap
542                         timeMap::iterator tm_it =
543                                 servicemap.second.find(TM);
544
545                         if ( tm_it != servicemap.second.end() )
546                         {
547                                 // event with same start time but another event_id...
548                                 if ( source > tm_it->second->type &&
549                                         ev_it == servicemap.first.end() )
550                                         goto next; // when not.. then skip this entry
551
552                                 // search this time in eventmap
553                                 eventMap::iterator ev_it_tmp =
554                                         servicemap.first.find(tm_it->second->getEventID());
555
556                                 if ( ev_it_tmp != servicemap.first.end() )
557                                 {
558                                         ev_erase_count++;
559                                         // delete the found record from eventmap
560                                         servicemap.first.erase(ev_it_tmp);
561                                         prevEventIt=servicemap.first.end();
562                                 }
563                         }
564                         evt = new eventData(eit_event, eit_event_size, source);
565 #ifdef EPG_DEBUG
566                         bool consistencyCheck=true;
567 #endif
568                         if (ev_erase_count > 0 && tm_erase_count > 0) // 2 different pairs have been removed
569                         {
570                                 // exempt memory
571                                 delete ev_it->second;
572                                 delete tm_it->second;
573                                 ev_it->second=evt;
574                                 tm_it->second=evt;
575                         }
576                         else if (ev_erase_count == 0 && tm_erase_count > 0)
577                         {
578                                 // exempt memory
579                                 delete ev_it->second;
580                                 tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
581                                 ev_it->second=evt;
582                         }
583                         else if (ev_erase_count > 0 && tm_erase_count == 0)
584                         {
585                                 // exempt memory
586                                 delete tm_it->second;
587                                 ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
588                                 tm_it->second=evt;
589                         }
590                         else // added new eventData
591                         {
592 #ifdef EPG_DEBUG
593                                 consistencyCheck=false;
594 #endif
595                                 ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
596                                 tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
597                         }
598
599                         FixOverlapping(servicemap, TM, duration, tm_it, service);
600
601 #ifdef EPG_DEBUG
602                         if ( consistencyCheck )
603                         {
604                                 if ( tm_it->second != evt || ev_it->second != evt )
605                                         eFatal("tm_it->second != ev_it->second");
606                                 else if ( tm_it->second->getStartTime() != tm_it->first )
607                                         eFatal("event start_time(%d) non equal timemap key(%d)",
608                                                 tm_it->second->getStartTime(), tm_it->first );
609                                 else if ( tm_it->first != TM )
610                                         eFatal("timemap key(%d) non equal TM(%d)",
611                                                 tm_it->first, TM);
612                                 else if ( ev_it->second->getEventID() != ev_it->first )
613                                         eFatal("event_id (%d) non equal event_map key(%d)",
614                                                 ev_it->second->getEventID(), ev_it->first);
615                                 else if ( ev_it->first != event_id )
616                                         eFatal("eventmap key(%d) non equal event_id(%d)",
617                                                 ev_it->first, event_id );
618                         }
619 #endif
620                 }
621 next:
622 #ifdef EPG_DEBUG
623                 if ( servicemap.first.size() != servicemap.second.size() )
624                 {
625                         FILE *f = fopen("/hdd/event_map.txt", "w+");
626                         int i=0;
627                         for (eventMap::iterator it(servicemap.first.begin())
628                                 ; it != servicemap.first.end(); ++it )
629                                 fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n", 
630                                         i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
631                         fclose(f);
632                         f = fopen("/hdd/time_map.txt", "w+");
633                         i=0;
634                         for (timeMap::iterator it(servicemap.second.begin())
635                                 ; it != servicemap.second.end(); ++it )
636                                         fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n", 
637                                                 i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
638                         fclose(f);
639
640                         eFatal("(1)map sizes not equal :( sid %04x tsid %04x onid %04x size %d size2 %d", 
641                                 service.sid, service.tsid, service.onid, 
642                                 servicemap.first.size(), servicemap.second.size() );
643                 }
644 #endif
645                 ptr += eit_event_size;
646                 eit_event=(eit_event_struct*)(((__u8*)eit_event)+eit_event_size);
647         }
648 }
649
650 void eEPGCache::flushEPG(const uniqueEPGKey & s)
651 {
652         eDebug("[EPGC] flushEPG %d", (int)(bool)s);
653         singleLock l(cache_lock);
654         if (s)  // clear only this service
655         {
656                 eventCache::iterator it = eventDB.find(s);
657                 if ( it != eventDB.end() )
658                 {
659                         eventMap &evMap = it->second.first;
660                         timeMap &tmMap = it->second.second;
661                         tmMap.clear();
662                         for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
663                                 delete i->second;
664                         evMap.clear();
665                         eventDB.erase(it);
666
667                         // TODO .. search corresponding channel for removed service and remove this channel from lastupdated map
668 #ifdef ENABLE_PRIVATE_EPG
669                         contentMaps::iterator it =
670                                 content_time_tables.find(s);
671                         if ( it != content_time_tables.end() )
672                         {
673                                 it->second.clear();
674                                 content_time_tables.erase(it);
675                         }
676 #endif
677                 }
678         }
679         else // clear complete EPG Cache
680         {
681                 for (eventCache::iterator it(eventDB.begin());
682                         it != eventDB.end(); ++it)
683                 {
684                         eventMap &evMap = it->second.first;
685                         timeMap &tmMap = it->second.second;
686                         for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
687                                 delete i->second;
688                         evMap.clear();
689                         tmMap.clear();
690                 }
691                 eventDB.clear();
692 #ifdef ENABLE_PRIVATE_EPG
693                 content_time_tables.clear();
694 #endif
695                 channelLastUpdated.clear();
696                 singleLock m(channel_map_lock);
697                 for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
698                         it->second->startEPG();
699         }
700         eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
701 }
702
703 void eEPGCache::cleanLoop()
704 {
705         singleLock s(cache_lock);
706         if (!eventDB.empty())
707         {
708                 eDebug("[EPGC] start cleanloop");
709
710                 time_t now = eDVBLocalTimeHandler::getInstance()->nowTime();
711
712                 for (eventCache::iterator DBIt = eventDB.begin(); DBIt != eventDB.end(); DBIt++)
713                 {
714                         bool updated = false;
715                         for (timeMap::iterator It = DBIt->second.second.begin(); It != DBIt->second.second.end() && It->first < now;)
716                         {
717                                 if ( now > (It->first+It->second->getDuration()) )  // outdated normal entry (nvod references to)
718                                 {
719                                         // remove entry from eventMap
720                                         eventMap::iterator b(DBIt->second.first.find(It->second->getEventID()));
721                                         if ( b != DBIt->second.first.end() )
722                                         {
723                                                 // release Heap Memory for this entry   (new ....)
724 //                                              eDebug("[EPGC] delete old event (evmap)");
725                                                 DBIt->second.first.erase(b);
726                                         }
727
728                                         // remove entry from timeMap
729 //                                      eDebug("[EPGC] release heap mem");
730                                         delete It->second;
731                                         DBIt->second.second.erase(It++);
732 //                                      eDebug("[EPGC] delete old event (timeMap)");
733                                         updated = true;
734                                 }
735                                 else
736                                         ++It;
737                         }
738 #ifdef ENABLE_PRIVATE_EPG
739                         if ( updated )
740                         {
741                                 contentMaps::iterator x =
742                                         content_time_tables.find( DBIt->first );
743                                 if ( x != content_time_tables.end() )
744                                 {
745                                         timeMap &tmMap = DBIt->second.second;
746                                         for ( contentMap::iterator i = x->second.begin(); i != x->second.end(); )
747                                         {
748                                                 for ( contentTimeMap::iterator it(i->second.begin());
749                                                         it != i->second.end(); )
750                                                 {
751                                                         if ( tmMap.find(it->second.first) == tmMap.end() )
752                                                                 i->second.erase(it++);
753                                                         else
754                                                                 ++it;
755                                                 }
756                                                 if ( i->second.size() )
757                                                         ++i;
758                                                 else
759                                                         x->second.erase(i++);
760                                         }
761                                 }
762                         }
763 #endif
764                 }
765                 eDebug("[EPGC] stop cleanloop");
766                 eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
767         }
768         cleanTimer.start(CLEAN_INTERVAL,true);
769 }
770
771 eEPGCache::~eEPGCache()
772 {
773         messages.send(Message::quit);
774         kill(); // waiting for thread shutdown
775         singleLock s(cache_lock);
776         for (eventCache::iterator evIt = eventDB.begin(); evIt != eventDB.end(); evIt++)
777                 for (eventMap::iterator It = evIt->second.first.begin(); It != evIt->second.first.end(); It++)
778                         delete It->second;
779 }
780
781 void eEPGCache::gotMessage( const Message &msg )
782 {
783         switch (msg.type)
784         {
785                 case Message::flush:
786                         flushEPG(msg.service);
787                         break;
788                 case Message::startChannel:
789                 {
790                         singleLock s(channel_map_lock);
791                         channelMapIterator channel =
792                                 m_knownChannels.find(msg.channel);
793                         if ( channel != m_knownChannels.end() )
794                                 channel->second->startChannel();
795                         break;
796                 }
797                 case Message::leaveChannel:
798                 {
799                         singleLock s(channel_map_lock);
800                         channelMapIterator channel =
801                                 m_knownChannels.find(msg.channel);
802                         if ( channel != m_knownChannels.end() )
803                                 channel->second->abortEPG();
804                         break;
805                 }
806                 case Message::quit:
807                         quit(0);
808                         break;
809 #ifdef ENABLE_PRIVATE_EPG
810                 case Message::got_private_pid:
811                 {
812                         singleLock s(channel_map_lock);
813                         for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
814                         {
815                                 eDVBChannel *channel = (eDVBChannel*) it->first;
816                                 channel_data *data = it->second;
817                                 eDVBChannelID chid = channel->getChannelID();
818                                 if ( chid.transport_stream_id.get() == msg.service.tsid &&
819                                         chid.original_network_id.get() == msg.service.onid &&
820                                         data->m_PrivatePid == -1 )
821                                 {
822                                         data->m_PrevVersion = -1;
823                                         data->m_PrivatePid = msg.pid;
824                                         data->m_PrivateService = msg.service;
825                                         int onid = chid.original_network_id.get();
826                                         onid |= 0x80000000;  // we use highest bit as private epg indicator
827                                         chid.original_network_id = onid;
828                                         updateMap::iterator It = channelLastUpdated.find( chid );
829                                         int update = ( It != channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (eDVBLocalTimeHandler::getInstance()->nowTime()-It->second) * 1000 ) ) : ZAP_DELAY );
830                                         if (update < ZAP_DELAY)
831                                                 update = ZAP_DELAY;
832                                         data->startPrivateTimer.start(update, 1);
833                                         if (update >= 60000)
834                                                 eDebug("[EPGC] next private update in %i min", update/60000);
835                                         else if (update >= 1000)
836                                                 eDebug("[EPGC] next private update in %i sec", update/1000);
837                                         break;
838                                 }
839                         }
840                         break;
841                 }
842 #endif
843                 case Message::timeChanged:
844                         cleanLoop();
845                         break;
846                 default:
847                         eDebug("unhandled EPGCache Message!!");
848                         break;
849         }
850 }
851
852 void eEPGCache::thread()
853 {
854         hasStarted();
855         nice(4);
856         load();
857         cleanLoop();
858         runLoop();
859         save();
860 }
861
862 void eEPGCache::load()
863 {
864         FILE *f = fopen("/hdd/epg.dat", "r");
865         if (f)
866         {
867                 unlink("/hdd/epg.dat");
868                 int size=0;
869                 int cnt=0;
870 #if 0
871                 unsigned char md5_saved[16];
872                 unsigned char md5[16];
873                 bool md5ok=false;
874
875                 if (!md5_file("/hdd/epg.dat", 1, md5))
876                 {
877                         FILE *f = fopen("/hdd/epg.dat.md5", "r");
878                         if (f)
879                         {
880                                 fread( md5_saved, 16, 1, f);
881                                 fclose(f);
882                                 if ( !memcmp(md5_saved, md5, 16) )
883                                         md5ok=true;
884                         }
885                 }
886                 if ( md5ok )
887 #endif
888                 {
889                         unsigned int magic=0;
890                         fread( &magic, sizeof(int), 1, f);
891                         if (magic != 0x98765432)
892                         {
893                                 eDebug("[EPGC] epg file has incorrect byte order.. dont read it");
894                                 fclose(f);
895                                 return;
896                         }
897                         char text1[13];
898                         fread( text1, 13, 1, f);
899                         if ( !strncmp( text1, "ENIGMA_EPG_V7", 13) )
900                         {
901                                 singleLock s(cache_lock);
902                                 fread( &size, sizeof(int), 1, f);
903                                 while(size--)
904                                 {
905                                         uniqueEPGKey key;
906                                         eventMap evMap;
907                                         timeMap tmMap;
908                                         int size=0;
909                                         fread( &key, sizeof(uniqueEPGKey), 1, f);
910                                         fread( &size, sizeof(int), 1, f);
911                                         while(size--)
912                                         {
913                                                 __u8 len=0;
914                                                 __u8 type=0;
915                                                 eventData *event=0;
916                                                 fread( &type, sizeof(__u8), 1, f);
917                                                 fread( &len, sizeof(__u8), 1, f);
918                                                 event = new eventData(0, len, type);
919                                                 event->EITdata = new __u8[len];
920                                                 eventData::CacheSize+=len;
921                                                 fread( event->EITdata, len, 1, f);
922                                                 evMap[ event->getEventID() ]=event;
923                                                 tmMap[ event->getStartTime() ]=event;
924                                                 ++cnt;
925                                         }
926                                         eventDB[key]=std::pair<eventMap,timeMap>(evMap,tmMap);
927                                 }
928                                 eventData::load(f);
929                                 eDebug("[EPGC] %d events read from /hdd/epg.dat", cnt);
930 #ifdef ENABLE_PRIVATE_EPG
931                                 char text2[11];
932                                 fread( text2, 11, 1, f);
933                                 if ( !strncmp( text2, "PRIVATE_EPG", 11) )
934                                 {
935                                         size=0;
936                                         fread( &size, sizeof(int), 1, f);
937                                         while(size--)
938                                         {
939                                                 int size=0;
940                                                 uniqueEPGKey key;
941                                                 fread( &key, sizeof(uniqueEPGKey), 1, f);
942                                                 eventMap &evMap=eventDB[key].first;
943                                                 fread( &size, sizeof(int), 1, f);
944                                                 while(size--)
945                                                 {
946                                                         int size;
947                                                         int content_id;
948                                                         fread( &content_id, sizeof(int), 1, f);
949                                                         fread( &size, sizeof(int), 1, f);
950                                                         while(size--)
951                                                         {
952                                                                 time_t time1, time2;
953                                                                 __u16 event_id;
954                                                                 fread( &time1, sizeof(time_t), 1, f);
955                                                                 fread( &time2, sizeof(time_t), 1, f);
956                                                                 fread( &event_id, sizeof(__u16), 1, f);
957                                                                 content_time_tables[key][content_id][time1]=std::pair<time_t, __u16>(time2, event_id);
958                                                                 eventMap::iterator it =
959                                                                         evMap.find(event_id);
960                                                                 if (it != evMap.end())
961                                                                         it->second->type = PRIVATE;
962                                                         }
963                                                 }
964                                         }
965                                 }
966 #endif // ENABLE_PRIVATE_EPG
967                         }
968                         else
969                                 eDebug("[EPGC] don't read old epg database");
970                         fclose(f);
971                 }
972         }
973 }
974
975 void eEPGCache::save()
976 {
977         struct statfs s;
978         off64_t tmp;
979         if (statfs("/hdd", &s)<0)
980                 tmp=0;
981         else
982         {
983                 tmp=s.f_blocks;
984                 tmp*=s.f_bsize;
985         }
986
987         // prevent writes to builtin flash
988         if ( tmp < 1024*1024*50 ) // storage size < 50MB
989                 return;
990
991         // check for enough free space on storage
992         tmp=s.f_bfree;
993         tmp*=s.f_bsize;
994         if ( tmp < (eventData::CacheSize*12)/10 ) // 20% overhead
995                 return;
996
997         FILE *f = fopen("/hdd/epg.dat", "w");
998         int cnt=0;
999         if ( f )
1000         {
1001                 unsigned int magic = 0x98765432;
1002                 fwrite( &magic, sizeof(int), 1, f);
1003                 const char *text = "ENIGMA_EPG_V7";
1004                 fwrite( text, 13, 1, f );
1005                 int size = eventDB.size();
1006                 fwrite( &size, sizeof(int), 1, f );
1007                 for (eventCache::iterator service_it(eventDB.begin()); service_it != eventDB.end(); ++service_it)
1008                 {
1009                         timeMap &timemap = service_it->second.second;
1010                         fwrite( &service_it->first, sizeof(uniqueEPGKey), 1, f);
1011                         size = timemap.size();
1012                         fwrite( &size, sizeof(int), 1, f);
1013                         for (timeMap::iterator time_it(timemap.begin()); time_it != timemap.end(); ++time_it)
1014                         {
1015                                 __u8 len = time_it->second->ByteSize;
1016                                 fwrite( &time_it->second->type, sizeof(__u8), 1, f );
1017                                 fwrite( &len, sizeof(__u8), 1, f);
1018                                 fwrite( time_it->second->EITdata, len, 1, f);
1019                                 ++cnt;
1020                         }
1021                 }
1022                 eDebug("[EPGC] %d events written to /hdd/epg.dat", cnt);
1023                 eventData::save(f);
1024 #ifdef ENABLE_PRIVATE_EPG
1025                 const char* text3 = "PRIVATE_EPG";
1026                 fwrite( text3, 11, 1, f );
1027                 size = content_time_tables.size();
1028                 fwrite( &size, sizeof(int), 1, f);
1029                 for (contentMaps::iterator a = content_time_tables.begin(); a != content_time_tables.end(); ++a)
1030                 {
1031                         contentMap &content_time_table = a->second;
1032                         fwrite( &a->first, sizeof(uniqueEPGKey), 1, f);
1033                         int size = content_time_table.size();
1034                         fwrite( &size, sizeof(int), 1, f);
1035                         for (contentMap::iterator i = content_time_table.begin(); i != content_time_table.end(); ++i )
1036                         {
1037                                 int size = i->second.size();
1038                                 fwrite( &i->first, sizeof(int), 1, f);
1039                                 fwrite( &size, sizeof(int), 1, f);
1040                                 for ( contentTimeMap::iterator it(i->second.begin());
1041                                         it != i->second.end(); ++it )
1042                                 {
1043                                         fwrite( &it->first, sizeof(time_t), 1, f);
1044                                         fwrite( &it->second.first, sizeof(time_t), 1, f);
1045                                         fwrite( &it->second.second, sizeof(__u16), 1, f);
1046                                 }
1047                         }
1048                 }
1049 #endif
1050                 fclose(f);
1051 #if 0
1052                 unsigned char md5[16];
1053                 if (!md5_file("/hdd/epg.dat", 1, md5))
1054                 {
1055                         FILE *f = fopen("/hdd/epg.dat.md5", "w");
1056                         if (f)
1057                         {
1058                                 fwrite( md5, 16, 1, f);
1059                                 fclose(f);
1060                         }
1061                 }
1062 #endif
1063         }
1064 }
1065
1066 eEPGCache::channel_data::channel_data(eEPGCache *ml)
1067         :cache(ml)
1068         ,abortTimer(ml), zapTimer(ml), state(0)
1069         ,isRunning(0), haveData(0)
1070 #ifdef ENABLE_PRIVATE_EPG
1071         ,startPrivateTimer(ml)
1072 #endif
1073 #ifdef ENABLE_MHW_EPG
1074         ,m_MHWTimeoutTimer(ml)
1075 #endif
1076 {
1077 #ifdef ENABLE_MHW_EPG
1078         CONNECT(m_MHWTimeoutTimer.timeout, eEPGCache::channel_data::MHWTimeout);
1079 #endif
1080         CONNECT(zapTimer.timeout, eEPGCache::channel_data::startEPG);
1081         CONNECT(abortTimer.timeout, eEPGCache::channel_data::abortNonAvail);
1082 #ifdef ENABLE_PRIVATE_EPG
1083         CONNECT(startPrivateTimer.timeout, eEPGCache::channel_data::startPrivateReader);
1084 #endif
1085         pthread_mutex_init(&channel_active, 0);
1086 }
1087
1088 bool eEPGCache::channel_data::finishEPG()
1089 {
1090         if (!isRunning)  // epg ready
1091         {
1092                 eDebug("[EPGC] stop caching events(%ld)", eDVBLocalTimeHandler::getInstance()->nowTime());
1093                 zapTimer.start(UPDATE_INTERVAL, 1);
1094                 eDebug("[EPGC] next update in %i min", UPDATE_INTERVAL / 60000);
1095                 for (int i=0; i < 3; ++i)
1096                 {
1097                         seenSections[i].clear();
1098                         calcedSections[i].clear();
1099                 }
1100                 singleLock l(cache->cache_lock);
1101                 cache->channelLastUpdated[channel->getChannelID()] = eDVBLocalTimeHandler::getInstance()->nowTime();
1102 #ifdef ENABLE_MHW_EPG
1103                 cleanup();
1104 #endif
1105                 return true;
1106         }
1107         return false;
1108 }
1109
1110 void eEPGCache::channel_data::startEPG()
1111 {
1112         eDebug("[EPGC] start caching events(%ld)", eDVBLocalTimeHandler::getInstance()->nowTime());
1113         state=0;
1114         haveData=0;
1115         for (int i=0; i < 3; ++i)
1116         {
1117                 seenSections[i].clear();
1118                 calcedSections[i].clear();
1119         }
1120
1121         eDVBSectionFilterMask mask;
1122         memset(&mask, 0, sizeof(mask));
1123
1124 #ifdef ENABLE_MHW_EPG
1125         mask.pid = 0xD3;
1126         mask.data[0] = 0x91;
1127         mask.mask[0] = 0xFF;
1128         m_MHWReader->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData), m_MHWConn);
1129         m_MHWReader->start(mask);
1130         isRunning |= MHW;
1131         memcpy(&m_MHWFilterMask, &mask, sizeof(eDVBSectionFilterMask));
1132
1133         mask.pid = 0x231;
1134         mask.data[0] = 0xC8;
1135         mask.mask[0] = 0xFF;
1136         mask.data[1] = 0;
1137         mask.mask[1] = 0xFF;
1138         m_MHWReader2->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData2), m_MHWConn2);
1139         m_MHWReader2->start(mask);
1140         isRunning |= MHW;
1141         memcpy(&m_MHWFilterMask2, &mask, sizeof(eDVBSectionFilterMask));
1142         mask.data[1] = 0;
1143         mask.mask[1] = 0;
1144 #endif
1145
1146         mask.pid = 0x12;
1147         mask.flags = eDVBSectionFilterMask::rfCRC;
1148
1149         mask.data[0] = 0x4E;
1150         mask.mask[0] = 0xFE;
1151         m_NowNextReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_NowNextConn);
1152         m_NowNextReader->start(mask);
1153         isRunning |= NOWNEXT;
1154
1155         mask.data[0] = 0x50;
1156         mask.mask[0] = 0xF0;
1157         m_ScheduleReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleConn);
1158         m_ScheduleReader->start(mask);
1159         isRunning |= SCHEDULE;
1160
1161         mask.data[0] = 0x60;
1162         m_ScheduleOtherReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleOtherConn);
1163         m_ScheduleOtherReader->start(mask);
1164         isRunning |= SCHEDULE_OTHER;
1165
1166         abortTimer.start(7000,true);
1167 }
1168
1169 void eEPGCache::channel_data::abortNonAvail()
1170 {
1171         if (!state)
1172         {
1173                 if ( !(haveData&NOWNEXT) && (isRunning&NOWNEXT) )
1174                 {
1175                         eDebug("[EPGC] abort non avail nownext reading");
1176                         isRunning &= ~NOWNEXT;
1177                         m_NowNextReader->stop();
1178                         m_NowNextConn=0;
1179                 }
1180                 if ( !(haveData&SCHEDULE) && (isRunning&SCHEDULE) )
1181                 {
1182                         eDebug("[EPGC] abort non avail schedule reading");
1183                         isRunning &= ~SCHEDULE;
1184                         m_ScheduleReader->stop();
1185                         m_ScheduleConn=0;
1186                 }
1187                 if ( !(haveData&SCHEDULE_OTHER) && (isRunning&SCHEDULE_OTHER) )
1188                 {
1189                         eDebug("[EPGC] abort non avail schedule_other reading");
1190                         isRunning &= ~SCHEDULE_OTHER;
1191                         m_ScheduleOtherReader->stop();
1192                         m_ScheduleOtherConn=0;
1193                 }
1194 #ifdef ENABLE_MHW_EPG
1195                 if ( !(haveData&MHW) && (isRunning&MHW) )
1196                 {
1197                         eDebug("[EPGC] abort non avail mhw reading");
1198                         isRunning &= ~MHW;
1199                         m_MHWReader->stop();
1200                         m_MHWConn=0;
1201                         m_MHWReader2->stop();
1202                         m_MHWConn2=0;
1203                 }
1204 #endif
1205                 if ( isRunning )
1206                         abortTimer.start(90000, true);
1207                 else
1208                 {
1209                         ++state;
1210                         for (int i=0; i < 3; ++i)
1211                         {
1212                                 seenSections[i].clear();
1213                                 calcedSections[i].clear();
1214                         }
1215                 }
1216         }
1217         ++state;
1218 }
1219
1220 void eEPGCache::channel_data::startChannel()
1221 {
1222         pthread_mutex_lock(&channel_active);
1223         updateMap::iterator It = cache->channelLastUpdated.find( channel->getChannelID() );
1224
1225         int update = ( It != cache->channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (eDVBLocalTimeHandler::getInstance()->nowTime()-It->second) * 1000 ) ) : ZAP_DELAY );
1226
1227         if (update < ZAP_DELAY)
1228                 update = ZAP_DELAY;
1229
1230         zapTimer.start(update, 1);
1231         if (update >= 60000)
1232                 eDebug("[EPGC] next update in %i min", update/60000);
1233         else if (update >= 1000)
1234                 eDebug("[EPGC] next update in %i sec", update/1000);
1235 }
1236
1237 void eEPGCache::channel_data::abortEPG()
1238 {
1239         for (int i=0; i < 3; ++i)
1240         {
1241                 seenSections[i].clear();
1242                 calcedSections[i].clear();
1243         }
1244         abortTimer.stop();
1245         zapTimer.stop();
1246         if (isRunning)
1247         {
1248                 eDebug("[EPGC] abort caching events !!");
1249                 if (isRunning & SCHEDULE)
1250                 {
1251                         isRunning &= ~SCHEDULE;
1252                         m_ScheduleReader->stop();
1253                         m_ScheduleConn=0;
1254                 }
1255                 if (isRunning & NOWNEXT)
1256                 {
1257                         isRunning &= ~NOWNEXT;
1258                         m_NowNextReader->stop();
1259                         m_NowNextConn=0;
1260                 }
1261                 if (isRunning & SCHEDULE_OTHER)
1262                 {
1263                         isRunning &= ~SCHEDULE_OTHER;
1264                         m_ScheduleOtherReader->stop();
1265                         m_ScheduleOtherConn=0;
1266                 }
1267 #ifdef ENABLE_MHW_EPG
1268                 if (isRunning & MHW)
1269                 {
1270                         isRunning &= ~MHW;
1271                         m_MHWReader->stop();
1272                         m_MHWConn=0;
1273                         m_MHWReader2->stop();
1274                         m_MHWConn2=0;
1275                 }
1276 #endif
1277         }
1278 #ifdef ENABLE_PRIVATE_EPG
1279         if (m_PrivateReader)
1280                 m_PrivateReader->stop();
1281         if (m_PrivateConn)
1282                 m_PrivateConn=0;
1283 #endif
1284         pthread_mutex_unlock(&channel_active);
1285 }
1286
1287 void eEPGCache::channel_data::readData( const __u8 *data)
1288 {
1289         int source;
1290         int map;
1291         iDVBSectionReader *reader=NULL;
1292         switch(data[0])
1293         {
1294                 case 0x4E ... 0x4F:
1295                         reader=m_NowNextReader;
1296                         source=NOWNEXT;
1297                         map=0;
1298                         break;
1299                 case 0x50 ... 0x5F:
1300                         reader=m_ScheduleReader;
1301                         source=SCHEDULE;
1302                         map=1;
1303                         break;
1304                 case 0x60 ... 0x6F:
1305                         reader=m_ScheduleOtherReader;
1306                         source=SCHEDULE_OTHER;
1307                         map=2;
1308                         break;
1309                 default:
1310                         eDebug("[EPGC] unknown table_id !!!");
1311                         return;
1312         }
1313         tidMap &seenSections = this->seenSections[map];
1314         tidMap &calcedSections = this->calcedSections[map];
1315         if ( state == 1 && calcedSections == seenSections || state > 1 )
1316         {
1317                 eDebugNoNewLine("[EPGC] ");
1318                 switch (source)
1319                 {
1320                         case NOWNEXT:
1321                                 m_NowNextConn=0;
1322                                 eDebugNoNewLine("nownext");
1323                                 break;
1324                         case SCHEDULE:
1325                                 m_ScheduleConn=0;
1326                                 eDebugNoNewLine("schedule");
1327                                 break;
1328                         case SCHEDULE_OTHER:
1329                                 m_ScheduleOtherConn=0;
1330                                 eDebugNoNewLine("schedule other");
1331                                 break;
1332                         default: eDebugNoNewLine("unknown");break;
1333                 }
1334                 eDebug(" finished(%ld)", eDVBLocalTimeHandler::getInstance()->nowTime());
1335                 if ( reader )
1336                         reader->stop();
1337                 isRunning &= ~source;
1338                 if (!isRunning)
1339                         finishEPG();
1340         }
1341         else
1342         {
1343                 eit_t *eit = (eit_t*) data;
1344                 __u32 sectionNo = data[0] << 24;
1345                 sectionNo |= data[3] << 16;
1346                 sectionNo |= data[4] << 8;
1347                 sectionNo |= eit->section_number;
1348
1349                 tidMap::iterator it =
1350                         seenSections.find(sectionNo);
1351
1352                 if ( it == seenSections.end() )
1353                 {
1354                         seenSections.insert(sectionNo);
1355                         calcedSections.insert(sectionNo);
1356                         __u32 tmpval = sectionNo & 0xFFFFFF00;
1357                         __u8 incr = source == NOWNEXT ? 1 : 8;
1358                         for ( int i = 0; i <= eit->last_section_number; i+=incr )
1359                         {
1360                                 if ( i == eit->section_number )
1361                                 {
1362                                         for (int x=i; x <= eit->segment_last_section_number; ++x)
1363                                                 calcedSections.insert(tmpval|(x&0xFF));
1364                                 }
1365                                 else
1366                                         calcedSections.insert(tmpval|(i&0xFF));
1367                         }
1368                         cache->sectionRead(data, source, this);
1369                 }
1370         }
1371 }
1372
1373 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eventData *&result, int direction)
1374 // if t == -1 we search the current event...
1375 {
1376         singleLock s(cache_lock);
1377         uniqueEPGKey key(handleGroup(service));
1378
1379         // check if EPG for this service is ready...
1380         eventCache::iterator It = eventDB.find( key );
1381         if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached ?
1382         {
1383                 if (t==-1)
1384                         t = eDVBLocalTimeHandler::getInstance()->nowTime();
1385                 timeMap::iterator i = direction <= 0 ? It->second.second.lower_bound(t) :  // find > or equal
1386                         It->second.second.upper_bound(t); // just >
1387                 if ( i != It->second.second.end() )
1388                 {
1389                         if ( direction < 0 || (direction == 0 && i->first > t) )
1390                         {
1391                                 timeMap::iterator x = i;
1392                                 --x;
1393                                 if ( x != It->second.second.end() )
1394                                 {
1395                                         time_t start_time = x->first;
1396                                         if (direction >= 0)
1397                                         {
1398                                                 if (t < start_time)
1399                                                         return -1;
1400                                                 if (t > (start_time+x->second->getDuration()))
1401                                                         return -1;
1402                                         }
1403                                         i = x;
1404                                 }
1405                                 else
1406                                         return -1;
1407                         }
1408                         result = i->second;
1409                         return 0;
1410                 }
1411         }
1412         return -1;
1413 }
1414
1415 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eit_event_struct *&result, int direction)
1416 {
1417         singleLock s(cache_lock);
1418         const eventData *data=0;
1419         RESULT ret = lookupEventTime(service, t, data, direction);
1420         if ( !ret && data )
1421                 result = data->get();
1422         return ret;
1423 }
1424
1425 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, Event *& result, int direction)
1426 {
1427         singleLock s(cache_lock);
1428         const eventData *data=0;
1429         RESULT ret = lookupEventTime(service, t, data, direction);
1430         if ( !ret && data )
1431                 result = new Event((uint8_t*)data->get());
1432         return ret;
1433 }
1434
1435 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, ePtr<eServiceEvent> &result, int direction)
1436 {
1437         singleLock s(cache_lock);
1438         const eventData *data=0;
1439         RESULT ret = lookupEventTime(service, t, data, direction);
1440         if ( !ret && data )
1441         {
1442                 Event ev((uint8_t*)data->get());
1443                 result = new eServiceEvent();
1444                 const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
1445                 ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
1446         }
1447         return ret;
1448 }
1449
1450 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eventData *&result )
1451 {
1452         singleLock s(cache_lock);
1453         uniqueEPGKey key(handleGroup(service));
1454
1455         eventCache::iterator It = eventDB.find( key );
1456         if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached?
1457         {
1458                 eventMap::iterator i( It->second.first.find( event_id ));
1459                 if ( i != It->second.first.end() )
1460                 {
1461                         result = i->second;
1462                         return 0;
1463                 }
1464                 else
1465                 {
1466                         result = 0;
1467                         eDebug("[EPGC] event %04x not found in epgcache", event_id);
1468                 }
1469         }
1470         return -1;
1471 }
1472
1473 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eit_event_struct *&result)
1474 {
1475         singleLock s(cache_lock);
1476         const eventData *data=0;
1477         RESULT ret = lookupEventId(service, event_id, data);
1478         if ( !ret && data )
1479                 result = data->get();
1480         return ret;
1481 }
1482
1483 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, Event *& result)
1484 {
1485         singleLock s(cache_lock);
1486         const eventData *data=0;
1487         RESULT ret = lookupEventId(service, event_id, data);
1488         if ( !ret && data )
1489                 result = new Event((uint8_t*)data->get());
1490         return ret;
1491 }
1492
1493 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, ePtr<eServiceEvent> &result)
1494 {
1495         singleLock s(cache_lock);
1496         const eventData *data=0;
1497         RESULT ret = lookupEventId(service, event_id, data);
1498         if ( !ret && data )
1499         {
1500                 Event ev((uint8_t*)data->get());
1501                 result = new eServiceEvent();
1502                 const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
1503                 ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
1504         }
1505         return ret;
1506 }
1507
1508 RESULT eEPGCache::startTimeQuery(const eServiceReference &service, time_t begin, int minutes)
1509 {
1510         const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)handleGroup(service);
1511         if (begin == -1)
1512                 begin = eDVBLocalTimeHandler::getInstance()->nowTime();
1513         Lock();
1514         eventCache::iterator It = eventDB.find(ref);
1515         if ( It != eventDB.end() && It->second.second.size() )
1516         {
1517                 m_timemap_cursor = It->second.second.lower_bound(begin);
1518                 if ( m_timemap_cursor != It->second.second.end() )
1519                 {
1520                         if ( m_timemap_cursor->first != begin )
1521                         {
1522                                 timeMap::iterator x = m_timemap_cursor;
1523                                 --x;
1524                                 if ( x != It->second.second.end() )
1525                                 {
1526                                         time_t start_time = x->first;
1527                                         if ( begin > start_time && begin < (start_time+x->second->getDuration()))
1528                                                 m_timemap_cursor = x;
1529                                 }
1530                         }
1531                 }
1532
1533                 if (minutes != -1)
1534                         m_timemap_end = It->second.second.upper_bound(begin+minutes*60);
1535                 else
1536                         m_timemap_end = It->second.second.end();
1537
1538                 currentQueryTsidOnid = (ref.getTransportStreamID().get()<<16) | ref.getOriginalNetworkID().get();
1539                 Unlock();
1540                 return 0;
1541         }
1542         Unlock();
1543         return -1;
1544 }
1545
1546 RESULT eEPGCache::getNextTimeEntry(const eventData *& result)
1547 {
1548         if ( m_timemap_cursor != m_timemap_end )
1549         {
1550                 result = m_timemap_cursor++->second;
1551                 return 0;
1552         }
1553         return -1;
1554 }
1555
1556 RESULT eEPGCache::getNextTimeEntry(const eit_event_struct *&result)
1557 {
1558         if ( m_timemap_cursor != m_timemap_end )
1559         {
1560                 result = m_timemap_cursor++->second->get();
1561                 return 0;
1562         }
1563         return -1;
1564 }
1565
1566 RESULT eEPGCache::getNextTimeEntry(Event *&result)
1567 {
1568         if ( m_timemap_cursor != m_timemap_end )
1569         {
1570                 result = new Event((uint8_t*)m_timemap_cursor++->second->get());
1571                 return 0;
1572         }
1573         return -1;
1574 }
1575
1576 RESULT eEPGCache::getNextTimeEntry(ePtr<eServiceEvent> &result)
1577 {
1578         if ( m_timemap_cursor != m_timemap_end )
1579         {
1580                 Event ev((uint8_t*)m_timemap_cursor++->second->get());
1581                 result = new eServiceEvent();
1582                 return result->parseFrom(&ev, currentQueryTsidOnid);
1583         }
1584         return -1;
1585 }
1586
1587 void fillTuple(ePyObject tuple, char *argstring, int argcount, ePyObject service, eServiceEvent *ptr, ePyObject nowTime, ePyObject service_name )
1588 {
1589         ePyObject tmp;
1590         int pos=0;
1591         while(pos < argcount)
1592         {
1593                 bool inc_refcount=false;
1594                 switch(argstring[pos])
1595                 {
1596                         case '0': // PyLong 0
1597                                 tmp = PyLong_FromLong(0);
1598                                 break;
1599                         case 'I': // Event Id
1600                                 tmp = ptr ? PyLong_FromLong(ptr->getEventId()) : ePyObject();
1601                                 break;
1602                         case 'B': // Event Begin Time
1603                                 tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
1604                                 break;
1605                         case 'D': // Event Duration
1606                                 tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
1607                                 break;
1608                         case 'T': // Event Title
1609                                 tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
1610                                 break;
1611                         case 'S': // Event Short Description
1612                                 tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
1613                                 break;
1614                         case 'E': // Event Extended Description
1615                                 tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
1616                                 break;
1617                         case 'C': // Current Time
1618                                 tmp = nowTime;
1619                                 inc_refcount = true;
1620                                 break;
1621                         case 'R': // service reference string
1622                                 tmp = service;
1623                                 inc_refcount = true;
1624                                 break;
1625                         case 'n': // short service name
1626                         case 'N': // service name
1627                                 tmp = service_name;
1628                                 inc_refcount = true;
1629                 }
1630                 if (!tmp)
1631                 {
1632                         tmp = Py_None;
1633                         inc_refcount = true;
1634                 }
1635                 if (inc_refcount)
1636                         Py_INCREF(tmp);
1637                 PyTuple_SET_ITEM(tuple, pos++, tmp);
1638         }
1639 }
1640
1641 int handleEvent(eServiceEvent *ptr, ePyObject dest_list, char* argstring, int argcount, ePyObject service, ePyObject nowTime, ePyObject service_name, ePyObject convertFunc, ePyObject convertFuncArgs)
1642 {
1643         if (convertFunc)
1644         {
1645                 fillTuple(convertFuncArgs, argstring, argcount, service, ptr, nowTime, service_name);
1646                 ePyObject result = PyObject_CallObject(convertFunc, convertFuncArgs);
1647                 if (result)
1648                 {
1649                         if (service_name)
1650                                 Py_DECREF(service_name);
1651                         if (nowTime)
1652                                 Py_DECREF(nowTime);
1653                         Py_DECREF(convertFuncArgs);
1654                         Py_DECREF(dest_list);
1655                         PyErr_SetString(PyExc_StandardError,
1656                                 "error in convertFunc execute");
1657                         eDebug("error in convertFunc execute");
1658                         return -1;
1659                 }
1660                 PyList_Append(dest_list, result);
1661                 Py_DECREF(result);
1662         }
1663         else
1664         {
1665                 ePyObject tuple = PyTuple_New(argcount);
1666                 fillTuple(tuple, argstring, argcount, service, ptr, nowTime, service_name);
1667                 PyList_Append(dest_list, tuple);
1668                 Py_DECREF(tuple);
1669         }
1670         return 0;
1671 }
1672
1673 // here we get a python list
1674 // the first entry in the list is a python string to specify the format of the returned tuples (in a list)
1675 //   0 = PyLong(0)
1676 //   I = Event Id
1677 //   B = Event Begin Time
1678 //   D = Event Duration
1679 //   T = Event Title
1680 //   S = Event Short Description
1681 //   E = Event Extended Description
1682 //   C = Current Time
1683 //   R = Service Reference
1684 //   N = Service Name
1685 //   n = Short Service Name
1686 // then for each service follows a tuple
1687 //   first tuple entry is the servicereference (as string... use the ref.toString() function)
1688 //   the second is the type of query
1689 //     2 = event_id
1690 //    -1 = event before given start_time
1691 //     0 = event intersects given start_time
1692 //    +1 = event after given start_time
1693 //   the third
1694 //      when type is eventid it is the event_id
1695 //      when type is time then it is the start_time ( -1 for now_time )
1696 //   the fourth is the end_time .. ( optional .. for query all events in time range)
1697
1698 PyObject *eEPGCache::lookupEvent(ePyObject list, ePyObject convertFunc)
1699 {
1700         ePyObject convertFuncArgs;
1701         int argcount=0;
1702         char *argstring=NULL;
1703         if (!PyList_Check(list))
1704         {
1705                 PyErr_SetString(PyExc_StandardError,
1706                         "type error");
1707                 eDebug("no list");
1708                 return NULL;
1709         }
1710         int listIt=0;
1711         int listSize=PyList_Size(list);
1712         if (!listSize)
1713         {
1714                 PyErr_SetString(PyExc_StandardError,
1715                         "not params given");
1716                 eDebug("not params given");
1717                 return NULL;
1718         }
1719         else 
1720         {
1721                 ePyObject argv=PyList_GET_ITEM(list, 0); // borrowed reference!
1722                 if (PyString_Check(argv))
1723                 {
1724                         argstring = PyString_AS_STRING(argv);
1725                         ++listIt;
1726                 }
1727                 else
1728                         argstring = "I"; // just event id as default
1729                 argcount = strlen(argstring);
1730 //              eDebug("have %d args('%s')", argcount, argstring);
1731         }
1732         if (convertFunc)
1733         {
1734                 if (!PyCallable_Check(convertFunc))
1735                 {
1736                         PyErr_SetString(PyExc_StandardError,
1737                                 "convertFunc must be callable");
1738                         eDebug("convertFunc is not callable");
1739                         return NULL;
1740                 }
1741                 convertFuncArgs = PyTuple_New(argcount);
1742         }
1743
1744         ePyObject nowTime = strchr(argstring, 'C') ?
1745                 PyLong_FromLong(eDVBLocalTimeHandler::getInstance()->nowTime()) :
1746                 ePyObject();
1747
1748         int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;
1749
1750         // create dest list
1751         ePyObject dest_list=PyList_New(0);
1752         while(listSize > listIt)
1753         {
1754                 ePyObject item=PyList_GET_ITEM(list, listIt++); // borrowed reference!
1755                 if (PyTuple_Check(item))
1756                 {
1757                         bool service_changed=false;
1758                         int type=0;
1759                         long event_id=-1;
1760                         time_t stime=-1;
1761                         int minutes=0;
1762                         int tupleSize=PyTuple_Size(item);
1763                         int tupleIt=0;
1764                         ePyObject service;
1765                         while(tupleSize > tupleIt)  // parse query args
1766                         {
1767                                 ePyObject entry=PyTuple_GET_ITEM(item, tupleIt); // borrowed reference!
1768                                 switch(tupleIt++)
1769                                 {
1770                                         case 0:
1771                                         {
1772                                                 if (!PyString_Check(entry))
1773                                                 {
1774                                                         eDebug("tuple entry 0 is no a string");
1775                                                         goto skip_entry;
1776                                                 }
1777                                                 service = entry;
1778                                                 break;
1779                                         }
1780                                         case 1:
1781                                                 type=PyInt_AsLong(entry);
1782                                                 if (type < -1 || type > 2)
1783                                                 {
1784                                                         eDebug("unknown type %d", type);
1785                                                         goto skip_entry;
1786                                                 }
1787                                                 break;
1788                                         case 2:
1789                                                 event_id=stime=PyInt_AsLong(entry);
1790                                                 break;
1791                                         case 3:
1792                                                 minutes=PyInt_AsLong(entry);
1793                                                 break;
1794                                         default:
1795                                                 eDebug("unneeded extra argument");
1796                                                 break;
1797                                 }
1798                         }
1799
1800                         if (minutes && stime == -1)
1801                                 stime = eDVBLocalTimeHandler::getInstance()->nowTime();
1802
1803                         eServiceReference ref(handleGroup(eServiceReference(PyString_AS_STRING(service))));
1804                         if (ref.type != eServiceReference::idDVB)
1805                         {
1806                                 eDebug("service reference for epg query is not valid");
1807                                 continue;
1808                         }
1809
1810                         // redirect subservice querys to parent service
1811                         eServiceReferenceDVB &dvb_ref = (eServiceReferenceDVB&)ref;
1812                         if (dvb_ref.getParentTransportStreamID().get()) // linkage subservice
1813                         {
1814                                 eServiceCenterPtr service_center;
1815                                 if (!eServiceCenter::getPrivInstance(service_center))
1816                                 {
1817                                         dvb_ref.setTransportStreamID( dvb_ref.getParentTransportStreamID() );
1818                                         dvb_ref.setServiceID( dvb_ref.getParentServiceID() );
1819                                         dvb_ref.setParentTransportStreamID(eTransportStreamID(0));
1820                                         dvb_ref.setParentServiceID(eServiceID(0));
1821                                         dvb_ref.name="";
1822                                         service = PyString_FromString(dvb_ref.toString().c_str());
1823                                         service_changed = true;
1824                                 }
1825                         }
1826
1827                         ePyObject service_name;
1828                         if (must_get_service_name)
1829                         {
1830                                 ePtr<iStaticServiceInformation> sptr;
1831                                 eServiceCenterPtr service_center;
1832                                 eServiceCenter::getPrivInstance(service_center);
1833                                 if (service_center)
1834                                 {
1835                                         service_center->info(ref, sptr);
1836                                         if (sptr)
1837                                         {
1838                                                 std::string name;
1839                                                 sptr->getName(ref, name);
1840
1841                                                 if (must_get_service_name == 1)
1842                                                 {
1843                                                         unsigned int pos;
1844                                                         // filter short name brakets
1845                                                         while((pos = name.find("\xc2\x86")) != std::string::npos)
1846                                                                 name.erase(pos,2);
1847                                                         while((pos = name.find("\xc2\x87")) != std::string::npos)
1848                                                                 name.erase(pos,2);
1849                                                 }
1850                                                 else
1851                                                         name = buildShortName(name);
1852
1853                                                 if (name.length())
1854                                                         service_name = PyString_FromString(name.c_str());
1855                                         }
1856                                 }
1857                                 if (!service_name)
1858                                         service_name = PyString_FromString("<n/a>");
1859                         }
1860                         if (minutes)
1861                         {
1862                                 Lock();
1863                                 if (!startTimeQuery(ref, stime, minutes))
1864                                 {
1865                                         while ( m_timemap_cursor != m_timemap_end )
1866                                         {
1867                                                 Event ev((uint8_t*)m_timemap_cursor++->second->get());
1868                                                 eServiceEvent evt;
1869                                                 evt.parseFrom(&ev, currentQueryTsidOnid);
1870                                                 if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1871                                                 {
1872                                                         Unlock();
1873                                                         return 0;  // error
1874                                                 }
1875                                         }
1876                                 }
1877                                 Unlock();
1878                         }
1879                         else
1880                         {
1881                                 eServiceEvent evt;
1882                                 Event *ev=0;
1883                                 if (stime)
1884                                 {
1885                                         if (type == 2)
1886                                                 lookupEventId(ref, event_id, ev);
1887                                         else
1888                                                 lookupEventTime(ref, stime, ev, type);
1889                                         if (ev)
1890                                         {
1891                                                 const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
1892                                                 evt.parseFrom(ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
1893                                         }
1894                                 }
1895                                 if (handleEvent(ev ? &evt : 0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1896                                         return 0; // error
1897                         }
1898                         if (service_changed)
1899                                 Py_DECREF(service);
1900                         if (service_name)
1901                                 Py_DECREF(service_name);
1902                 }
1903 skip_entry:
1904                 ;
1905         }
1906         if (convertFuncArgs)
1907                 Py_DECREF(convertFuncArgs);
1908         if (nowTime)
1909                 Py_DECREF(nowTime);
1910         return dest_list;
1911 }
1912
1913 void fillTuple2(ePyObject tuple, const char *argstring, int argcount, eventData *evData, eServiceEvent *ptr, ePyObject service_name, ePyObject service_reference)
1914 {
1915         ePyObject tmp;
1916         int pos=0;
1917         while(pos < argcount)
1918         {
1919                 bool inc_refcount=false;
1920                 switch(argstring[pos])
1921                 {
1922                         case '0': // PyLong 0
1923                                 tmp = PyLong_FromLong(0);
1924                                 break;
1925                         case 'I': // Event Id
1926                                 tmp = PyLong_FromLong(evData->getEventID());
1927                                 break;
1928                         case 'B': // Event Begin Time
1929                                 if (ptr)
1930                                         tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
1931                                 else
1932                                         tmp = PyLong_FromLong(evData->getStartTime());
1933                                 break;
1934                         case 'D': // Event Duration
1935                                 if (ptr)
1936                                         tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
1937                                 else
1938                                         tmp = PyLong_FromLong(evData->getDuration());
1939                                 break;
1940                         case 'T': // Event Title
1941                                 tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
1942                                 break;
1943                         case 'S': // Event Short Description
1944                                 tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
1945                                 break;
1946                         case 'E': // Event Extended Description
1947                                 tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
1948                                 break;
1949                         case 'R': // service reference string
1950                                 tmp = service_reference;
1951                                 inc_refcount = true;
1952                                 break;
1953                         case 'n': // short service name
1954                         case 'N': // service name
1955                                 tmp = service_name;
1956                                 inc_refcount = true;
1957                                 break;
1958                 }
1959                 if (!tmp)
1960                 {
1961                         tmp = Py_None;
1962                         inc_refcount = true;
1963                 }
1964                 if (inc_refcount)
1965                         Py_INCREF(tmp);
1966                 PyTuple_SET_ITEM(tuple, pos++, tmp);
1967         }
1968 }
1969
1970 // here we get a python tuple
1971 // the first entry in the tuple is a python string to specify the format of the returned tuples (in a list)
1972 //   I = Event Id
1973 //   B = Event Begin Time
1974 //   D = Event Duration
1975 //   T = Event Title
1976 //   S = Event Short Description
1977 //   E = Event Extended Description
1978 //   R = Service Reference
1979 //   N = Service Name
1980 //   n = Short Service Name
1981 //  the second tuple entry is the MAX matches value
1982 //  the third tuple entry is the type of query
1983 //     0 = search for similar broadcastings (SIMILAR_BROADCASTINGS_SEARCH)
1984 //     1 = search events with exactly title name (EXAKT_TITLE_SEARCH)
1985 //     2 = search events with text in title name (PARTIAL_TITLE_SEARCH)
1986 //  when type is 0 (SIMILAR_BROADCASTINGS_SEARCH)
1987 //   the fourth is the servicereference string
1988 //   the fifth is the eventid
1989 //  when type is 1 or 2 (EXAKT_TITLE_SEARCH or PARTIAL_TITLE_SEARCH)
1990 //   the fourth is the search text
1991 //   the fifth is
1992 //     0 = case sensitive (CASE_CHECK)
1993 //     1 = case insensitive (NO_CASECHECK)
1994
1995 PyObject *eEPGCache::search(ePyObject arg)
1996 {
1997         ePyObject ret;
1998         int descridx = -1;
1999         __u32 descr[512];
2000         int eventid = -1;
2001         const char *argstring=0;
2002         char *refstr=0;
2003         int argcount=0;
2004         int querytype=-1;
2005         bool needServiceEvent=false;
2006         int maxmatches=0;
2007
2008         if (PyTuple_Check(arg))
2009         {
2010                 int tuplesize=PyTuple_Size(arg);
2011                 if (tuplesize > 0)
2012                 {
2013                         ePyObject obj = PyTuple_GET_ITEM(arg,0);
2014                         if (PyString_Check(obj))
2015                         {
2016                                 argcount = PyString_GET_SIZE(obj);
2017                                 argstring = PyString_AS_STRING(obj);
2018                                 for (int i=0; i < argcount; ++i)
2019                                         switch(argstring[i])
2020                                         {
2021                                         case 'S':
2022                                         case 'E':
2023                                         case 'T':
2024                                                 needServiceEvent=true;
2025                                         default:
2026                                                 break;
2027                                         }
2028                         }
2029                         else
2030                         {
2031                                 PyErr_SetString(PyExc_StandardError,
2032                                         "type error");
2033                                 eDebug("tuple arg 0 is not a string");
2034                                 return NULL;
2035                         }
2036                 }
2037                 if (tuplesize > 1)
2038                         maxmatches = PyLong_AsLong(PyTuple_GET_ITEM(arg, 1));
2039                 if (tuplesize > 2)
2040                 {
2041                         querytype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 2));
2042                         if (tuplesize > 4 && querytype == 0)
2043                         {
2044                                 ePyObject obj = PyTuple_GET_ITEM(arg, 3);
2045                                 if (PyString_Check(obj))
2046                                 {
2047                                         refstr = PyString_AS_STRING(obj);
2048                                         eServiceReferenceDVB ref(refstr);
2049                                         if (ref.valid())
2050                                         {
2051                                                 eventid = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
2052                                                 singleLock s(cache_lock);
2053                                                 const eventData *evData = 0;
2054                                                 lookupEventId(ref, eventid, evData);
2055                                                 if (evData)
2056                                                 {
2057                                                         __u8 *data = evData->EITdata;
2058                                                         int tmp = evData->ByteSize-10;
2059                                                         __u32 *p = (__u32*)(data+10);
2060                                                                 // search short and extended event descriptors
2061                                                         while(tmp>3)
2062                                                         {
2063                                                                 __u32 crc = *p++;
2064                                                                 descriptorMap::iterator it =
2065                                                                         eventData::descriptors.find(crc);
2066                                                                 if (it != eventData::descriptors.end())
2067                                                                 {
2068                                                                         __u8 *descr_data = it->second.second;
2069                                                                         switch(descr_data[0])
2070                                                                         {
2071                                                                         case 0x4D ... 0x4E:
2072                                                                                 descr[++descridx]=crc;
2073                                                                         default:
2074                                                                                 break;
2075                                                                         }
2076                                                                 }
2077                                                                 tmp-=4;
2078                                                         }
2079                                                 }
2080                                                 if (descridx<0)
2081                                                         eDebug("event not found");
2082                                         }
2083                                         else
2084                                         {
2085                                                 PyErr_SetString(PyExc_StandardError,
2086                                                         "type error");
2087                                                 eDebug("tuple arg 4 is not a valid service reference string");
2088                                                 return NULL;
2089                                         }
2090                                 }
2091                                 else
2092                                 {
2093                                         PyErr_SetString(PyExc_StandardError,
2094                                         "type error");
2095                                         eDebug("tuple arg 4 is not a string");
2096                                         return NULL;
2097                                 }
2098                         }
2099                         else if (tuplesize > 4 && (querytype == 1 || querytype == 2) )
2100                         {
2101                                 ePyObject obj = PyTuple_GET_ITEM(arg, 3);
2102                                 if (PyString_Check(obj))
2103                                 {
2104                                         int casetype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
2105                                         const char *str = PyString_AS_STRING(obj);
2106                                         int textlen = PyString_GET_SIZE(obj);
2107                                         if (querytype == 1)
2108                                                 eDebug("lookup for events with '%s' as title(%s)", str, casetype?"ignore case":"case sensitive");
2109                                         else
2110                                                 eDebug("lookup for events with '%s' in title(%s)", str, casetype?"ignore case":"case sensitive");
2111                                         singleLock s(cache_lock);
2112                                         for (descriptorMap::iterator it(eventData::descriptors.begin());
2113                                                 it != eventData::descriptors.end() && descridx < 511; ++it)
2114                                         {
2115                                                 __u8 *data = it->second.second;
2116                                                 if ( data[0] == 0x4D ) // short event descriptor
2117                                                 {
2118                                                         int title_len = data[5];
2119                                                         if ( querytype == 1 )
2120                                                         {
2121                                                                 if (title_len > textlen)
2122                                                                         continue;
2123                                                                 else if (title_len < textlen)
2124                                                                         continue;
2125                                                                 if ( casetype )
2126                                                                 {
2127                                                                         if ( !strncasecmp((const char*)data+6, str, title_len) )
2128                                                                         {
2129 //                                                                              std::string s((const char*)data+6, title_len);
2130 //                                                                              eDebug("match1 %s %s", str, s.c_str() );
2131                                                                                 descr[++descridx] = it->first;
2132                                                                         }
2133                                                                 }
2134                                                                 else if ( !strncmp((const char*)data+6, str, title_len) )
2135                                                                 {
2136 //                                                                      std::string s((const char*)data+6, title_len);
2137 //                                                                      eDebug("match2 %s %s", str, s.c_str() );
2138                                                                         descr[++descridx] = it->first;
2139                                                                 }
2140                                                         }
2141                                                         else
2142                                                         {
2143                                                                 int idx=0;
2144                                                                 while((title_len-idx) >= textlen)
2145                                                                 {
2146                                                                         if (casetype)
2147                                                                         {
2148                                                                                 if (!strncasecmp((const char*)data+6+idx, str, textlen) )
2149                                                                                 {
2150                                                                                         descr[++descridx] = it->first;
2151 //                                                                                      std::string s((const char*)data+6, title_len);
2152 //                                                                                      eDebug("match 3 %s %s", str, s.c_str() );
2153                                                                                         break;
2154                                                                                 }
2155                                                                                 else if (!strncmp((const char*)data+6+idx, str, textlen) )
2156                                                                                 {
2157                                                                                         descr[++descridx] = it->first;
2158 //                                                                                      std::string s((const char*)data+6, title_len);
2159 //                                                                                      eDebug("match 4 %s %s", str, s.c_str() );
2160                                                                                         break;
2161                                                                                 }
2162                                                                         }
2163                                                                         ++idx;
2164                                                                 }
2165                                                         }
2166                                                 }
2167                                         }
2168                                 }
2169                                 else
2170                                 {
2171                                         PyErr_SetString(PyExc_StandardError,
2172                                                 "type error");
2173                                         eDebug("tuple arg 4 is not a string");
2174                                         return NULL;
2175                                 }
2176                         }
2177                         else
2178                         {
2179                                 PyErr_SetString(PyExc_StandardError,
2180                                         "type error");
2181                                 eDebug("tuple arg 3(%d) is not a known querytype(0, 1, 2)", querytype);
2182                                 return NULL;
2183                         }
2184                 }
2185                 else
2186                 {
2187                         PyErr_SetString(PyExc_StandardError,
2188                                 "type error");
2189                         eDebug("not enough args in tuple");
2190                         return NULL;
2191                 }
2192         }
2193         else
2194         {
2195                 PyErr_SetString(PyExc_StandardError,
2196                         "type error");
2197                 eDebug("arg 0 is not a tuple");
2198                 return NULL;
2199         }
2200
2201         if (descridx > -1)
2202         {
2203                 int maxcount=maxmatches;
2204                 eServiceReferenceDVB ref(refstr?(const eServiceReferenceDVB&)handleGroup(eServiceReference(refstr)):eServiceReferenceDVB(""));
2205                 // ref is only valid in SIMILAR_BROADCASTING_SEARCH
2206                 // in this case we start searching with the base service
2207                 bool first = ref.valid() ? true : false;
2208                 singleLock s(cache_lock);
2209                 eventCache::iterator cit(ref.valid() ? eventDB.find(ref) : eventDB.begin());
2210                 while(cit != eventDB.end() && maxcount)
2211                 {
2212                         if ( ref.valid() && !first && cit->first == ref )
2213                         {
2214                                 // do not scan base service twice ( only in SIMILAR BROADCASTING SEARCH )
2215                                 ++cit;
2216                                 continue;
2217                         }
2218                         ePyObject service_name;
2219                         ePyObject service_reference;
2220                         timeMap &evmap = cit->second.second;
2221                         // check all events
2222                         for (timeMap::iterator evit(evmap.begin()); evit != evmap.end() && maxcount; ++evit)
2223                         {
2224                                 int evid = evit->second->getEventID();
2225                                 if ( evid == eventid)
2226                                         continue;
2227                                 __u8 *data = evit->second->EITdata;
2228                                 int tmp = evit->second->ByteSize-10;
2229                                 __u32 *p = (__u32*)(data+10);
2230                                 // check if any of our descriptor used by this event
2231                                 int cnt=-1;
2232                                 while(tmp>3)
2233                                 {
2234                                         __u32 crc32 = *p++;
2235                                         for ( int i=0; i <= descridx; ++i)
2236                                         {
2237                                                 if (descr[i] == crc32)  // found...
2238                                                         ++cnt;
2239                                         }
2240                                         tmp-=4;
2241                                 }
2242                                 if ( (querytype == 0 && cnt == descridx) ||
2243                                          ((querytype == 1 || querytype == 2) && cnt != -1) )
2244                                 {
2245                                         const uniqueEPGKey &service = cit->first;
2246                                         eServiceReference ref =
2247                                                 eDVBDB::getInstance()->searchReference(service.tsid, service.onid, service.sid);
2248                                         if (ref.valid())
2249                                         {
2250                                         // create servive event
2251                                                 eServiceEvent ptr;
2252                                                 Event *ev=0;
2253                                                 if (needServiceEvent)
2254                                                 {
2255                                                         if (lookupEventId(ref, evid, ev))
2256                                                                 eDebug("event not found !!!!!!!!!!!");
2257                                                 }
2258                                         // create service name
2259                                                 if (!service_name)
2260                                                 {
2261                                                         int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;
2262                                                         if (must_get_service_name)
2263                                                         {
2264                                                                 ePtr<iStaticServiceInformation> sptr;
2265                                                                 eServiceCenterPtr service_center;
2266                                                                 eServiceCenter::getPrivInstance(service_center);
2267                                                                 if (service_center)
2268                                                                 {
2269                                                                         service_center->info(ref, sptr);
2270                                                                         if (sptr)
2271                                                                         {
2272                                                                                 std::string name;
2273                                                                                 sptr->getName(ref, name);
2274
2275                                                                                 if (must_get_service_name == 1)
2276                                                                                 {
2277                                                                                         unsigned int pos;
2278                                                                                         // filter short name brakets
2279                                                                                         while((pos = name.find("\xc2\x86")) != std::string::npos)
2280                                                                                                 name.erase(pos,2);
2281                                                                                         while((pos = name.find("\xc2\x87")) != std::string::npos)
2282                                                                                                 name.erase(pos,2);
2283                                                                                 }
2284                                                                                 else
2285                                                                                         name = buildShortName(name);
2286
2287                                                                                 if (name.length())
2288                                                                                         service_name = PyString_FromString(name.c_str());
2289                                                                         }
2290                                                                 }
2291                                                                 if (!service_name)
2292                                                                         service_name = PyString_FromString("<n/a>");
2293                                                         }
2294                                                 }
2295                                         // create servicereference string
2296                                                 if (!service_reference && strchr(argstring,'R'))
2297                                                         service_reference = PyString_FromString(ref.toString().c_str());
2298                                         // create list
2299                                                 if (!ret)
2300                                                         ret = PyList_New(0);
2301                                         // create tuple
2302                                                 ePyObject tuple = PyTuple_New(argcount);
2303                                         // fill tuple
2304                                                 fillTuple2(tuple, argstring, argcount, evit->second, ev ? &ptr : 0, service_name, service_reference);
2305                                                 PyList_Append(ret, tuple);
2306                                                 Py_DECREF(tuple);
2307                                                 --maxcount;
2308                                         }
2309                                 }
2310                         }
2311                         if (service_name)
2312                                 Py_DECREF(service_name);
2313                         if (service_reference)
2314                                 Py_DECREF(service_reference);
2315                         if (first)
2316                         {
2317                                 // now start at first service in epgcache database ( only in SIMILAR BROADCASTING SEARCH )
2318                                 first=false;
2319                                 cit=eventDB.begin();
2320                         }
2321                         else
2322                                 ++cit;
2323                 }
2324         }
2325
2326         if (!ret)
2327                 Py_RETURN_NONE;
2328
2329         return ret;
2330 }
2331
2332 #ifdef ENABLE_PRIVATE_EPG
2333 #include <dvbsi++/descriptor_tag.h>
2334 #include <dvbsi++/unknown_descriptor.h>
2335 #include <dvbsi++/private_data_specifier_descriptor.h>
2336
2337 void eEPGCache::PMTready(eDVBServicePMTHandler *pmthandler)
2338 {
2339         ePtr<eTable<ProgramMapSection> > ptr;
2340         if (!pmthandler->getPMT(ptr) && ptr)
2341         {
2342                 std::vector<ProgramMapSection*>::const_iterator i;
2343                 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
2344                 {
2345                         const ProgramMapSection &pmt = **i;
2346
2347                         ElementaryStreamInfoConstIterator es;
2348                         for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
2349                         {
2350                                 int tmp=0;
2351                                 switch ((*es)->getType())
2352                                 {
2353                                 case 0x05: // private
2354                                         for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
2355                                                 desc != (*es)->getDescriptors()->end(); ++desc)
2356                                         {
2357                                                 switch ((*desc)->getTag())
2358                                                 {
2359                                                         case PRIVATE_DATA_SPECIFIER_DESCRIPTOR:
2360                                                                 if (((PrivateDataSpecifierDescriptor*)(*desc))->getPrivateDataSpecifier() == 190)
2361                                                                         tmp |= 1;
2362                                                                 break;
2363                                                         case 0x90:
2364                                                         {
2365                                                                 UnknownDescriptor *descr = (UnknownDescriptor*)*desc;
2366                                                                 int descr_len = descr->getLength();
2367                                                                 if (descr_len == 4)
2368                                                                 {
2369                                                                         uint8_t data[descr_len+2];
2370                                                                         descr->writeToBuffer(data);
2371                                                                         if ( !data[2] && !data[3] && data[4] == 0xFF && data[5] == 0xFF )
2372                                                                                 tmp |= 2;
2373                                                                 }
2374                                                                 break;
2375                                                         }
2376                                                         default:
2377                                                                 break;
2378                                                 }
2379                                         }
2380                                 default:
2381                                         break;
2382                                 }
2383                                 if (tmp==3)
2384                                 {
2385                                         eServiceReferenceDVB ref;
2386                                         if (!pmthandler->getServiceReference(ref))
2387                                         {
2388                                                 int pid = (*es)->getPid();
2389                                                 messages.send(Message(Message::got_private_pid, ref, pid));
2390                                                 return;
2391                                         }
2392                                 }
2393                         }
2394                 }
2395         }
2396         else
2397                 eDebug("PMTready but no pmt!!");
2398 }
2399
2400 struct date_time
2401 {
2402         __u8 data[5];
2403         time_t tm;
2404         date_time( const date_time &a )
2405         {
2406                 memcpy(data, a.data, 5);
2407                 tm = a.tm;
2408         }
2409         date_time( const __u8 data[5])
2410         {
2411                 memcpy(this->data, data, 5);
2412                 tm = parseDVBtime(data[0], data[1], data[2], data[3], data[4]);
2413         }
2414         date_time()
2415         {
2416         }
2417         const __u8& operator[](int pos) const
2418         {
2419                 return data[pos];
2420         }
2421 };
2422
2423 struct less_datetime
2424 {
2425         bool operator()( const date_time &a, const date_time &b ) const
2426         {
2427                 return abs(a.tm-b.tm) < 360 ? false : a.tm < b.tm;
2428         }
2429 };
2430
2431 void eEPGCache::privateSectionRead(const uniqueEPGKey &current_service, const __u8 *data)
2432 {
2433         contentMap &content_time_table = content_time_tables[current_service];
2434         singleLock s(cache_lock);
2435         std::map< date_time, std::list<uniqueEPGKey>, less_datetime > start_times;
2436         eventMap &evMap = eventDB[current_service].first;
2437         timeMap &tmMap = eventDB[current_service].second;
2438         int ptr=8;
2439         int content_id = data[ptr++] << 24;
2440         content_id |= data[ptr++] << 16;
2441         content_id |= data[ptr++] << 8;
2442         content_id |= data[ptr++];
2443
2444         contentTimeMap &time_event_map =
2445                 content_time_table[content_id];
2446         for ( contentTimeMap::iterator it( time_event_map.begin() );
2447                 it != time_event_map.end(); ++it )
2448         {
2449                 eventMap::iterator evIt( evMap.find(it->second.second) );
2450                 if ( evIt != evMap.end() )
2451                 {
2452                         delete evIt->second;
2453                         evMap.erase(evIt);
2454                 }
2455                 tmMap.erase(it->second.first);
2456         }
2457         time_event_map.clear();
2458
2459         __u8 duration[3];
2460         memcpy(duration, data+ptr, 3);
2461         ptr+=3;
2462         int duration_sec =
2463                 fromBCD(duration[0])*3600+fromBCD(duration[1])*60+fromBCD(duration[2]);
2464
2465         const __u8 *descriptors[65];
2466         const __u8 **pdescr = descriptors;
2467
2468         int descriptors_length = (data[ptr++]&0x0F) << 8;
2469         descriptors_length |= data[ptr++];
2470         while ( descriptors_length > 1 )
2471         {
2472                 int descr_type = data[ptr];
2473                 int descr_len = data[ptr+1];
2474                 descriptors_length -= 2;
2475                 if (descriptors_length >= descr_len)
2476                 {
2477                         descriptors_length -= descr_len;
2478                         if ( descr_type == 0xf2 && descr_len > 5)
2479                         {
2480                                 ptr+=2;
2481                                 int tsid = data[ptr++] << 8;
2482                                 tsid |= data[ptr++];
2483                                 int onid = data[ptr++] << 8;
2484                                 onid |= data[ptr++];
2485                                 int sid = data[ptr++] << 8;
2486                                 sid |= data[ptr++];
2487
2488 // WORKAROUND for wrong transmitted epg data (01.08.2006)
2489                                 if ( onid == 0x85 )
2490                                 {
2491                                         switch( (tsid << 16) | sid )
2492                                         {
2493                                                 case 0x01030b: sid = 0x1b; tsid = 4; break;  // Premiere Win
2494                                                 case 0x0300f0: sid = 0xe0; tsid = 2; break;
2495                                                 case 0x0300f1: sid = 0xe1; tsid = 2; break;
2496                                                 case 0x0300f5: sid = 0xdc; break;
2497                                                 case 0x0400d2: sid = 0xe2; tsid = 0x11; break;
2498                                                 case 0x1100d3: sid = 0xe3; break;
2499                                         }
2500                                 }
2501 ////////////////////////////////////////////
2502
2503                                 uniqueEPGKey service( sid, onid, tsid );
2504                                 descr_len -= 6;
2505                                 while( descr_len > 2 )
2506                                 {
2507                                         __u8 datetime[5];
2508                                         datetime[0] = data[ptr++];
2509                                         datetime[1] = data[ptr++];
2510                                         int tmp_len = data[ptr++];
2511                                         descr_len -= 3;
2512                                         if (descr_len >= tmp_len)
2513                                         {
2514                                                 descr_len -= tmp_len;
2515                                                 while( tmp_len > 2 )
2516                                                 {
2517                                                         memcpy(datetime+2, data+ptr, 3);
2518                                                         ptr += 3;
2519                                                         tmp_len -= 3;
2520                                                         start_times[datetime].push_back(service);
2521                                                 }
2522                                         }
2523                                 }
2524                         }
2525                         else
2526                         {
2527                                 *pdescr++=data+ptr;
2528                                 ptr += 2;
2529                                 ptr += descr_len;
2530                         }
2531                 }
2532         }
2533         ASSERT(pdescr <= &descriptors[65])
2534         __u8 event[4098];
2535         eit_event_struct *ev_struct = (eit_event_struct*) event;
2536         ev_struct->running_status = 0;
2537         ev_struct->free_CA_mode = 1;
2538         memcpy(event+7, duration, 3);
2539         ptr = 12;
2540         const __u8 **d=descriptors;
2541         while ( d < pdescr )
2542         {
2543                 memcpy(event+ptr, *d, ((*d)[1])+2);
2544                 ptr+=(*d++)[1];
2545                 ptr+=2;
2546         }
2547         ASSERT(ptr <= 4098);
2548         for ( std::map< date_time, std::list<uniqueEPGKey> >::iterator it(start_times.begin()); it != start_times.end(); ++it )
2549         {
2550                 time_t now = eDVBLocalTimeHandler::getInstance()->nowTime();
2551                 if ( (it->first.tm + duration_sec) < now )
2552                         continue;
2553                 memcpy(event+2, it->first.data, 5);
2554                 int bptr = ptr;
2555                 int cnt=0;
2556                 for (std::list<uniqueEPGKey>::iterator i(it->second.begin()); i != it->second.end(); ++i)
2557                 {
2558                         event[bptr++] = 0x4A;
2559                         __u8 *len = event+(bptr++);
2560                         event[bptr++] = (i->tsid & 0xFF00) >> 8;
2561                         event[bptr++] = (i->tsid & 0xFF);
2562                         event[bptr++] = (i->onid & 0xFF00) >> 8;
2563                         event[bptr++] = (i->onid & 0xFF);
2564                         event[bptr++] = (i->sid & 0xFF00) >> 8;
2565                         event[bptr++] = (i->sid & 0xFF);
2566                         event[bptr++] = 0xB0;
2567                         bptr += sprintf((char*)(event+bptr), "Option %d", ++cnt);
2568                         *len = ((event+bptr) - len)-1;
2569                 }
2570                 int llen = bptr - 12;
2571                 ev_struct->descriptors_loop_length_hi = (llen & 0xF00) >> 8;
2572                 ev_struct->descriptors_loop_length_lo = (llen & 0xFF);
2573
2574                 time_t stime = it->first.tm;
2575                 while( tmMap.find(stime) != tmMap.end() )
2576                         ++stime;
2577                 event[6] += (stime - it->first.tm);
2578                 __u16 event_id = 0;
2579                 while( evMap.find(event_id) != evMap.end() )
2580                         ++event_id;
2581                 event[0] = (event_id & 0xFF00) >> 8;
2582                 event[1] = (event_id & 0xFF);
2583                 time_event_map[it->first.tm]=std::pair<time_t, __u16>(stime, event_id);
2584                 eventData *d = new eventData( ev_struct, bptr, PRIVATE );
2585                 evMap[event_id] = d;
2586                 tmMap[stime] = d;
2587                 ASSERT(bptr <= 4098);
2588         }
2589 }
2590
2591 void eEPGCache::channel_data::startPrivateReader()
2592 {
2593         eDVBSectionFilterMask mask;
2594         memset(&mask, 0, sizeof(mask));
2595         mask.pid = m_PrivatePid;
2596         mask.flags = eDVBSectionFilterMask::rfCRC;
2597         mask.data[0] = 0xA0;
2598         mask.mask[0] = 0xFF;
2599         eDebug("[EPGC] start privatefilter for pid %04x and version %d", m_PrivatePid, m_PrevVersion);
2600         if (m_PrevVersion != -1)
2601         {
2602                 mask.data[3] = m_PrevVersion << 1;
2603                 mask.mask[3] = 0x3E;
2604                 mask.mode[3] = 0x3E;
2605         }
2606         seenPrivateSections.clear();
2607         if (!m_PrivateConn)
2608                 m_PrivateReader->connectRead(slot(*this, &eEPGCache::channel_data::readPrivateData), m_PrivateConn);
2609         m_PrivateReader->start(mask);
2610 }
2611
2612 void eEPGCache::channel_data::readPrivateData( const __u8 *data)
2613 {
2614         if ( seenPrivateSections.find(data[6]) == seenPrivateSections.end() )
2615         {
2616                 cache->privateSectionRead(m_PrivateService, data);
2617                 seenPrivateSections.insert(data[6]);
2618         }
2619         if ( seenPrivateSections.size() == (unsigned int)(data[7] + 1) )
2620         {
2621                 eDebug("[EPGC] private finished");
2622                 eDVBChannelID chid = channel->getChannelID();
2623                 int tmp = chid.original_network_id.get();
2624                 tmp |= 0x80000000; // we use highest bit as private epg indicator
2625                 chid.original_network_id = tmp;
2626                 cache->channelLastUpdated[chid] = eDVBLocalTimeHandler::getInstance()->nowTime();
2627                 m_PrevVersion = (data[5] & 0x3E) >> 1;
2628                 startPrivateReader();
2629         }
2630 }
2631
2632 #endif // ENABLE_PRIVATE_EPG
2633
2634 #ifdef ENABLE_MHW_EPG
2635 void eEPGCache::channel_data::cleanup()
2636 {
2637         m_channels.clear();
2638         m_themes.clear();
2639         m_titles.clear();
2640         m_program_ids.clear();
2641 }
2642
2643 __u8 *eEPGCache::channel_data::delimitName( __u8 *in, __u8 *out, int len_in )
2644 {
2645         // Names in mhw structs are not strings as they are not '\0' terminated.
2646         // This function converts the mhw name into a string.
2647         // Constraint: "length of out" = "length of in" + 1.
2648         int i;
2649         for ( i=0; i < len_in; i++ )
2650                 out[i] = in[i];
2651
2652         i = len_in - 1;
2653         while ( ( i >=0 ) && ( out[i] == 0x20 ) )
2654                 i--;
2655
2656         out[i+1] = 0;
2657         return out;
2658 }
2659
2660 void eEPGCache::channel_data::timeMHW2DVB( u_char hours, u_char minutes, u_char *return_time)
2661 // For time of day
2662 {
2663         return_time[0] = toBCD( hours );
2664         return_time[1] = toBCD( minutes );
2665         return_time[2] = 0;
2666 }
2667
2668 void eEPGCache::channel_data::timeMHW2DVB( int minutes, u_char *return_time)
2669 {
2670         timeMHW2DVB( int(minutes/60), minutes%60, return_time );
2671 }
2672
2673 void eEPGCache::channel_data::timeMHW2DVB( u_char day, u_char hours, u_char minutes, u_char *return_time)
2674 // For date plus time of day
2675 {
2676         // Remove offset in mhw time.
2677         __u8 local_hours = hours;
2678         if ( hours >= 16 )
2679                 local_hours -= 4;
2680         else if ( hours >= 8 )
2681                 local_hours -= 2;
2682
2683         // As far as we know all mhw time data is sent in central Europe time zone.
2684         // So, temporarily set timezone to western europe
2685         time_t dt = eDVBLocalTimeHandler::getInstance()->nowTime();
2686
2687         char *old_tz = getenv( "TZ" );
2688         putenv("TZ=CET-1CEST,M3.5.0/2,M10.5.0/3");
2689         tzset();
2690
2691         tm localnow;
2692         localtime_r(&dt, &localnow);
2693
2694         if (day == 7)
2695                 day = 0;
2696         if ( day + 1 < localnow.tm_wday )               // day + 1 to prevent old events to show for next week.
2697                 day += 7;
2698         if (local_hours <= 5)
2699                 day++;
2700
2701         dt += 3600*24*(day - localnow.tm_wday); // Shift dt to the recording date (local time zone).
2702         dt += 3600*(local_hours - localnow.tm_hour);  // Shift dt to the recording hour.
2703
2704         tm recdate;
2705         gmtime_r( &dt, &recdate );   // This will also take care of DST.
2706
2707         if ( old_tz == NULL )
2708                 unsetenv( "TZ" );
2709         else
2710                 putenv( old_tz );
2711         tzset();
2712
2713         // Calculate MJD according to annex in ETSI EN 300 468
2714         int l=0;
2715         if ( recdate.tm_mon <= 1 )      // Jan or Feb
2716                 l=1;
2717         int mjd = 14956 + recdate.tm_mday + int( (recdate.tm_year - l) * 365.25) +
2718                 int( (recdate.tm_mon + 2 + l * 12) * 30.6001);
2719
2720         return_time[0] = (mjd & 0xFF00)>>8;
2721         return_time[1] = mjd & 0xFF;
2722
2723         timeMHW2DVB( recdate.tm_hour, minutes, return_time+2 );
2724 }
2725
2726 void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator itTitle, std::string sumText, const __u8 *data)
2727 // data is borrowed from calling proc to save memory space.
2728 {
2729         __u8 name[34];
2730
2731         // For each title a separate EIT packet will be sent to eEPGCache::sectionRead()
2732         bool isMHW2 = itTitle->second.mhw2_mjd_hi || itTitle->second.mhw2_mjd_lo ||
2733                 itTitle->second.mhw2_duration_hi || itTitle->second.mhw2_duration_lo;
2734
2735         eit_t *packet = (eit_t *) data;
2736         packet->table_id = 0x50;
2737         packet->section_syntax_indicator = 1;
2738
2739         packet->service_id_hi = m_channels[ itTitle->second.channel_id - 1 ].channel_id_hi;
2740         packet->service_id_lo = m_channels[ itTitle->second.channel_id - 1 ].channel_id_lo;
2741         packet->version_number = 0;     // eEPGCache::sectionRead() will dig this for the moment
2742         packet->current_next_indicator = 0;
2743         packet->section_number = 0;     // eEPGCache::sectionRead() will dig this for the moment
2744         packet->last_section_number = 0;        // eEPGCache::sectionRead() will dig this for the moment
2745         packet->transport_stream_id_hi = m_channels[ itTitle->second.channel_id - 1 ].transport_stream_id_hi;
2746         packet->transport_stream_id_lo = m_channels[ itTitle->second.channel_id - 1 ].transport_stream_id_lo;
2747         packet->original_network_id_hi = m_channels[ itTitle->second.channel_id - 1 ].network_id_hi;
2748         packet->original_network_id_lo = m_channels[ itTitle->second.channel_id - 1 ].network_id_lo;
2749         packet->segment_last_section_number = 0; // eEPGCache::sectionRead() will dig this for the moment
2750         packet->segment_last_table_id = 0x50;
2751
2752         __u8 *title = isMHW2 ? ((__u8*)(itTitle->second.title))-4 : (__u8*)itTitle->second.title;
2753         std::string prog_title = (char *) delimitName( title, name, isMHW2 ? 33 : 23 );
2754         int prog_title_length = prog_title.length();
2755
2756         int packet_length = EIT_SIZE + EIT_LOOP_SIZE + EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
2757                 prog_title_length + 1;
2758
2759         eit_event_t *event_data = (eit_event_t *) (data + EIT_SIZE);
2760         event_data->event_id_hi = (( itTitle->first ) >> 8 ) & 0xFF;
2761         event_data->event_id_lo = ( itTitle->first ) & 0xFF;
2762
2763         if (isMHW2)
2764         {
2765                 u_char *data = (u_char*) event_data;
2766                 data[2] = itTitle->second.mhw2_mjd_hi;
2767                 data[3] = itTitle->second.mhw2_mjd_lo;
2768                 data[4] = itTitle->second.mhw2_hours;
2769                 data[5] = itTitle->second.mhw2_minutes;
2770                 data[6] = itTitle->second.mhw2_seconds;
2771                 timeMHW2DVB( HILO(itTitle->second.mhw2_duration), data+7 );
2772         }
2773         else
2774         {
2775                 timeMHW2DVB( itTitle->second.dh.day, itTitle->second.dh.hours, itTitle->second.ms.minutes,
2776                 (u_char *) event_data + 2 );
2777                 timeMHW2DVB( HILO(itTitle->second.duration), (u_char *) event_data+7 );
2778         }
2779
2780         event_data->running_status = 0;
2781         event_data->free_CA_mode = 0;
2782         int descr_ll = EIT_SHORT_EVENT_DESCRIPTOR_SIZE + 1 + prog_title_length;
2783
2784         eit_short_event_descriptor_struct *short_event_descriptor =
2785                 (eit_short_event_descriptor_struct *) ( (u_char *) event_data + EIT_LOOP_SIZE);
2786         short_event_descriptor->descriptor_tag = EIT_SHORT_EVENT_DESCRIPTOR;
2787         short_event_descriptor->descriptor_length = EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
2788                 prog_title_length - 1;
2789         short_event_descriptor->language_code_1 = 'e';
2790         short_event_descriptor->language_code_2 = 'n';
2791         short_event_descriptor->language_code_3 = 'g';
2792         short_event_descriptor->event_name_length = prog_title_length;
2793         u_char *event_name = (u_char *) short_event_descriptor + EIT_SHORT_EVENT_DESCRIPTOR_SIZE;
2794         memcpy(event_name, prog_title.c_str(), prog_title_length);
2795
2796         // Set text length
2797         event_name[prog_title_length] = 0;
2798
2799         if ( sumText.length() > 0 )
2800         // There is summary info
2801         {
2802                 unsigned int sum_length = sumText.length();
2803                 if ( sum_length + short_event_descriptor->descriptor_length <= 0xff )
2804                 // Store summary in short event descriptor
2805                 {
2806                         // Increase all relevant lengths
2807                         event_name[prog_title_length] = sum_length;
2808                         short_event_descriptor->descriptor_length += sum_length;
2809                         packet_length += sum_length;
2810                         descr_ll += sum_length;
2811                         sumText.copy( (char *) event_name+prog_title_length+1, sum_length );
2812                 }
2813                 else
2814                 // Store summary in extended event descriptors
2815                 {
2816                         int remaining_sum_length = sumText.length();
2817                         int nbr_descr = int(remaining_sum_length/247) + 1;
2818                         for ( int i=0; i < nbr_descr; i++)
2819                         // Loop once per extended event descriptor
2820                         {
2821                                 eit_extended_descriptor_struct *ext_event_descriptor = (eit_extended_descriptor_struct *) (data + packet_length);
2822                                 sum_length = remaining_sum_length > 247 ? 247 : remaining_sum_length;
2823                                 remaining_sum_length -= sum_length;
2824                                 packet_length += 8 + sum_length;
2825                                 descr_ll += 8 + sum_length;
2826
2827                                 ext_event_descriptor->descriptor_tag = EIT_EXTENDED_EVENT_DESCRIPOR;
2828                                 ext_event_descriptor->descriptor_length = sum_length + 6;
2829                                 ext_event_descriptor->descriptor_number = i;
2830                                 ext_event_descriptor->last_descriptor_number = nbr_descr - 1;
2831                                 ext_event_descriptor->iso_639_2_language_code_1 = 'e';
2832                                 ext_event_descriptor->iso_639_2_language_code_2 = 'n';
2833                                 ext_event_descriptor->iso_639_2_language_code_3 = 'g';
2834                                 u_char *the_text = (u_char *) ext_event_descriptor + 8;
2835                                 the_text[-2] = 0;
2836                                 the_text[-1] = sum_length;
2837                                 sumText.copy( (char *) the_text, sum_length, sumText.length() - sum_length - remaining_sum_length );
2838                         }
2839                 }
2840         }
2841
2842         if (!isMHW2)
2843         {
2844                 // Add content descriptor
2845                 u_char *descriptor = (u_char *) data + packet_length;
2846                 packet_length += 4;
2847                 descr_ll += 4;
2848
2849                 int content_id = 0;
2850                 std::string content_descr = (char *) delimitName( m_themes[itTitle->second.theme_id].name, name, 15 );
2851                 if ( content_descr.find( "FILM" ) != std::string::npos )
2852                         content_id = 0x10;
2853                 else if ( content_descr.find( "SPORT" ) != std::string::npos )
2854                         content_id = 0x40;
2855
2856                 descriptor[0] = 0x54;
2857                 descriptor[1] = 2;
2858                 descriptor[2] = content_id;
2859                 descriptor[3] = 0;
2860         }
2861
2862         event_data->descriptors_loop_length_hi = (descr_ll & 0xf00)>>8;
2863         event_data->descriptors_loop_length_lo = (descr_ll & 0xff);
2864
2865         packet->section_length_hi =  ((packet_length - 3)&0xf00)>>8;
2866         packet->section_length_lo =  (packet_length - 3)&0xff;
2867
2868         // Feed the data to eEPGCache::sectionRead()
2869         cache->sectionRead( data, MHW, this );
2870 }
2871
2872 void eEPGCache::channel_data::startTimeout(int msec)
2873 {
2874         m_MHWTimeoutTimer.start(msec,true);
2875         m_MHWTimeoutet=false;
2876 }
2877
2878 void eEPGCache::channel_data::startMHWReader(__u16 pid, __u8 tid)
2879 {
2880         m_MHWFilterMask.pid = pid;
2881         m_MHWFilterMask.data[0] = tid;
2882         m_MHWReader->start(m_MHWFilterMask);
2883 //      eDebug("start 0x%02x 0x%02x", pid, tid);
2884 }
2885
2886 void eEPGCache::channel_data::startMHWReader2(__u16 pid, __u8 tid, int ext)
2887 {
2888         m_MHWFilterMask2.pid = pid;
2889         m_MHWFilterMask2.data[0] = tid;
2890         if (ext != -1)
2891         {
2892                 m_MHWFilterMask2.data[1] = ext;
2893                 m_MHWFilterMask2.mask[1] = 0xFF;
2894 //              eDebug("start 0x%03x 0x%02x 0x%02x", pid, tid, ext);
2895         }
2896         else
2897         {
2898                 m_MHWFilterMask2.data[1] = 0;
2899                 m_MHWFilterMask2.mask[1] = 0;
2900 //              eDebug("start 0x%02x 0x%02x", pid, tid);
2901         }
2902         m_MHWReader2->start(m_MHWFilterMask2);
2903 }
2904
2905 void eEPGCache::channel_data::readMHWData(const __u8 *data)
2906 {
2907         if ( m_MHWReader2 )
2908                 m_MHWReader2->stop();
2909
2910         if ( state > 1 || // aborted
2911                 // have si data.. so we dont read mhw data
2912                 (haveData & (SCHEDULE|SCHEDULE_OTHER)) )
2913         {
2914                 eDebug("[EPGC] mhw aborted %d", state);
2915         }
2916         else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x91)
2917         // Channels table
2918         {
2919                 int len = ((data[1]&0xf)<<8) + data[2] - 1;
2920                 int record_size = sizeof( mhw_channel_name_t );
2921                 int nbr_records = int (len/record_size);
2922
2923                 m_channels.resize(nbr_records);
2924                 for ( int i = 0; i < nbr_records; i++ )
2925                 {
2926                         mhw_channel_name_t *channel = (mhw_channel_name_t*) &data[4 + i*record_size];
2927                         m_channels[i]=*channel;
2928                 }
2929                 haveData |= MHW;
2930
2931                 eDebug("[EPGC] mhw %d channels found", m_channels.size());
2932
2933                 // Channels table has been read, start reading the themes table.
2934                 startMHWReader(0xD3, 0x92);
2935                 return;
2936         }
2937         else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x92)
2938         // Themes table
2939         {
2940                 int len = ((data[1]&0xf)<<8) + data[2] - 16;
2941                 int record_size = sizeof( mhw_theme_name_t );
2942                 int nbr_records = int (len/record_size);
2943                 int idx_ptr = 0;
2944                 __u8 next_idx = (__u8) *(data + 3 + idx_ptr);
2945                 __u8 idx = 0;
2946                 __u8 sub_idx = 0;
2947                 for ( int i = 0; i < nbr_records; i++ )
2948                 {
2949                         mhw_theme_name_t *theme = (mhw_theme_name_t*) &data[19 + i*record_size];
2950                         if ( i >= next_idx )
2951                         {
2952                                 idx = (idx_ptr<<4);
2953                                 idx_ptr++;
2954                                 next_idx = (__u8) *(data + 3 + idx_ptr);
2955                                 sub_idx = 0;
2956                         }
2957                         else
2958                                 sub_idx++;
2959
2960                         m_themes[idx+sub_idx] = *theme;
2961                 }
2962                 eDebug("[EPGC] mhw %d themes found", m_themes.size());
2963                 // Themes table has been read, start reading the titles table.
2964                 startMHWReader(0xD2, 0x90);
2965                 startTimeout(4000);
2966                 return;
2967         }
2968         else if (m_MHWFilterMask.pid == 0xD2 && m_MHWFilterMask.data[0] == 0x90)
2969         // Titles table
2970         {
2971                 mhw_title_t *title = (mhw_title_t*) data;
2972
2973                 if ( title->channel_id == 0xFF )        // Separator
2974                         return; // Continue reading of the current table.
2975                 else
2976                 {
2977                         // Create unique key per title
2978                         __u32 title_id = ((title->channel_id)<<16)|((title->dh.day)<<13)|((title->dh.hours)<<8)|
2979                                 (title->ms.minutes);
2980                         __u32 program_id = ((title->program_id_hi)<<24)|((title->program_id_mh)<<16)|
2981                                 ((title->program_id_ml)<<8)|(title->program_id_lo);
2982
2983                         if ( m_titles.find( title_id ) == m_titles.end() )
2984                         {
2985                                 startTimeout(4000);
2986                                 title->mhw2_mjd_hi = 0;
2987                                 title->mhw2_mjd_lo = 0;
2988                                 title->mhw2_duration_hi = 0;
2989                                 title->mhw2_duration_lo = 0;
2990                                 m_titles[ title_id ] = *title;
2991                                 if ( (title->ms.summary_available) && (m_program_ids.find(program_id) == m_program_ids.end()) )
2992                                         // program_ids will be used to gather summaries.
2993                                         m_program_ids.insert(std::pair<__u32,__u32>(program_id,title_id));
2994                                 return; // Continue reading of the current table.
2995                         }
2996                         else if (!checkTimeout())
2997                                 return;
2998                 }
2999                 if ( !m_program_ids.empty())
3000                 {
3001                         // Titles table has been read, there are summaries to read.
3002                         // Start reading summaries, store corresponding titles on the fly.
3003                         startMHWReader(0xD3, 0x90);
3004                         eDebug("[EPGC] mhw %d titles(%d with summary) found",
3005                                 m_titles.size(),
3006                                 m_program_ids.size());
3007                         startTimeout(4000);
3008                         return;
3009                 }
3010         }
3011         else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x90)
3012         // Summaries table
3013         {
3014                 mhw_summary_t *summary = (mhw_summary_t*) data;
3015
3016                 // Create unique key per record
3017                 __u32 program_id = ((summary->program_id_hi)<<24)|((summary->program_id_mh)<<16)|
3018                         ((summary->program_id_ml)<<8)|(summary->program_id_lo);
3019                 int len = ((data[1]&0xf)<<8) + data[2];
3020
3021                 // ugly workaround to convert const __u8* to char*
3022                 char *tmp=0;
3023                 memcpy(&tmp, &data, sizeof(void*));
3024                 tmp[len+3] = 0; // Terminate as a string.
3025
3026                 std::multimap<__u32, __u32>::iterator itProgid( m_program_ids.find( program_id ) );
3027                 if ( itProgid == m_program_ids.end() )
3028                 { /*    This part is to prevent to looping forever if some summaries are not received yet.
3029                         There is a timeout of 4 sec. after the last successfully read summary. */
3030                         if (!m_program_ids.empty() && !checkTimeout())
3031                                 return; // Continue reading of the current table.
3032                 }
3033                 else
3034                 {
3035                         std::string the_text = (char *) (data + 11 + summary->nb_replays * 7);
3036
3037                         unsigned int pos=0;
3038                         while((pos = the_text.find("\r\n")) != std::string::npos)
3039                                 the_text.replace(pos, 2, " ");
3040
3041                         // Find corresponding title, store title and summary in epgcache.
3042                         std::map<__u32, mhw_title_t>::iterator itTitle( m_titles.find( itProgid->second ) );
3043                         if ( itTitle != m_titles.end() )
3044                         {
3045                                 startTimeout(4000);
3046                                 storeTitle( itTitle, the_text, data );
3047                                 m_titles.erase( itTitle );
3048                         }
3049                         m_program_ids.erase( itProgid );
3050                         if ( !m_program_ids.empty() )
3051                                 return; // Continue reading of the current table.
3052                 }
3053         }
3054         eDebug("[EPGC] mhw finished(%ld) %d summaries not found",
3055                 eDVBLocalTimeHandler::getInstance()->nowTime(),
3056                 m_program_ids.size());
3057         // Summaries have been read, titles that have summaries have been stored.
3058         // Now store titles that do not have summaries.
3059         for (std::map<__u32, mhw_title_t>::iterator itTitle(m_titles.begin()); itTitle != m_titles.end(); itTitle++)
3060                 storeTitle( itTitle, "", data );
3061         isRunning &= ~MHW;
3062         m_MHWConn=0;
3063         if ( m_MHWReader )
3064                 m_MHWReader->stop();
3065         if (haveData)
3066                 finishEPG();
3067 }
3068
3069 void eEPGCache::channel_data::readMHWData2(const __u8 *data)
3070 {
3071         int dataLen = (((data[1]&0xf) << 8) | data[2]) + 3;
3072
3073         if ( m_MHWReader )
3074                 m_MHWReader->stop();
3075
3076         if ( state > 1 || // aborted
3077                 // have si data.. so we dont read mhw data
3078                 (haveData & (eEPGCache::SCHEDULE|eEPGCache::SCHEDULE_OTHER)) )
3079         {
3080                 eDebug("[EPGC] mhw2 aborted %d", state);
3081         }
3082         else if (m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
3083         // Channels table
3084         {
3085                 int num_channels = data[119];
3086                 m_channels.resize(num_channels);
3087                 if(dataLen > 119)
3088                 {
3089                         int ptr = 120 + 8 * num_channels;
3090                         if( dataLen > ptr )
3091                         {
3092                                 for( int chid = 0; chid < num_channels; ++chid )
3093                                 {
3094                                         ptr += ( data[ptr] & 0x0f ) + 1;
3095                                         if( dataLen < ptr )
3096                                                 goto abort;
3097                                 }
3098                         }
3099                         else
3100                                 goto abort;
3101                 }
3102                 else
3103                         goto abort;
3104                 // data seems consistent...
3105                 const __u8 *tmp = data+120;
3106                 for (int i=0; i < num_channels; ++i)
3107                 {
3108                         mhw_channel_name_t channel;
3109                         channel.network_id_hi = *(tmp++);
3110                         channel.network_id_lo = *(tmp++);
3111                         channel.transport_stream_id_hi = *(tmp++);
3112                         channel.transport_stream_id_lo = *(tmp++);
3113                         channel.channel_id_hi = *(tmp++);
3114                         channel.channel_id_lo = *(tmp++);
3115                         m_channels[i]=channel;
3116                         tmp+=2;
3117                 }
3118                 for (int i=0; i < num_channels; ++i)
3119                 {
3120                         mhw_channel_name_t &channel = m_channels[i];
3121                         int channel_name_len=*(tmp++)&0x0f;
3122                         int x=0;
3123                         for (; x < channel_name_len; ++x)
3124                                 channel.name[x]=*(tmp++);
3125                         channel.name[x+1]=0;
3126                 }
3127                 haveData |= MHW;
3128                 eDebug("[EPGC] mhw2 %d channels found", m_channels.size());
3129         }
3130         else if (m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
3131         {
3132                 // Themes table
3133                 eDebug("[EPGC] mhw2 themes nyi");
3134         }
3135         else if (m_MHWFilterMask2.pid == 0x234 && m_MHWFilterMask2.data[0] == 0xe6)
3136         // Titles table
3137         {
3138                 int pos=18;
3139                 bool valid=true;
3140                 int len = ((data[1]&0xf)<<8) + data[2] - 16;
3141                 bool finish=false;
3142                 if(data[dataLen-1] != 0xff)
3143                         return;
3144                 while( pos < dataLen )
3145                 {
3146                         valid = false;
3147                         pos += 7;
3148                         if( pos < dataLen )
3149                         {
3150                                 pos += 3;
3151                                 if( pos < dataLen )
3152                                 {
3153                                         if( data[pos] > 0xc0 )
3154                                         {
3155                                                 pos += ( data[pos] - 0xc0 );
3156                                                 pos += 4;
3157                                                 if( pos < dataLen )
3158                                                 {
3159                                                         if( data[pos] == 0xff )
3160                                                         {
3161                                                                 ++pos;
3162                                                                 valid = true;
3163                                                         }
3164                                                 }
3165                                         }
3166                                 }
3167                         }
3168                         if( !valid )
3169                         {
3170                                 if (checkTimeout())
3171                                         goto start_summary;
3172                                 return;
3173                         }
3174                 }
3175                 // data seems consistent...
3176                 mhw_title_t title;
3177                 pos = 18;
3178                 while (pos < len)
3179                 {
3180                         title.channel_id = data[pos]+1;
3181                         title.program_id_ml = data[pos+1];
3182                         title.program_id_lo = data[pos+2];
3183                         title.mhw2_mjd_hi = data[pos+3];
3184                         title.mhw2_mjd_lo = data[pos+4];
3185                         title.mhw2_hours = data[pos+5];
3186                         title.mhw2_minutes = data[pos+6];
3187                         title.mhw2_seconds = data[pos+7];
3188                         int duration = ((data[pos+8] << 8)|data[pos+9]) >> 4;
3189                         title.mhw2_duration_hi = (duration&0xFF00) >> 8;
3190                         title.mhw2_duration_lo = duration&0xFF;
3191                         __u8 slen = data[pos+10] & 0x3f;
3192                         __u8 *dest = ((__u8*)title.title)-4;
3193                         memcpy(dest, &data[pos+11], slen>33 ? 33 : slen);
3194                         memset(dest+slen, 0, 33-slen);
3195                         pos += 11 + slen;
3196 //                      not used theme id (data[7] & 0x3f) + (data[pos] & 0x3f);
3197                         __u32 summary_id = (data[pos+1] << 8) | data[pos+2];
3198
3199                         // Create unique key per title
3200                         __u32 title_id = (title.channel_id<<16) | (title.program_id_ml<<8) | title.program_id_lo;
3201
3202                         pos += 4;
3203
3204                         std::map<__u32, mhw_title_t>::iterator it = m_titles.find( title_id );
3205                         if ( it == m_titles.end() )
3206                         {
3207                                 startTimeout(5000);
3208                                 m_titles[ title_id ] = title;
3209                                 if (summary_id != 0xFFFF)
3210                                 {
3211                                         bool add=true;
3212                                         std::multimap<__u32, __u32>::iterator it(m_program_ids.lower_bound(summary_id));
3213                                         while (it != m_program_ids.end() && it->first == summary_id)
3214                                         {
3215                                                 if (it->second == title_id) {
3216                                                         add=false;
3217                                                         break;
3218                                                 }
3219                                                 ++it;
3220                                         }
3221                                         if (add)
3222                                                 m_program_ids.insert(std::pair<__u32,__u32>(summary_id,title_id));
3223                                 }
3224                         }
3225                         else
3226                         {
3227                                 if ( !checkTimeout() )
3228                                         continue;       // Continue reading of the current table.
3229                                 finish=true;
3230                                 break;
3231                         }
3232                 }
3233 start_summary:
3234                 if (finish)
3235                 {
3236                         eDebug("[EPGC] mhw2 %d titles(%d with summary) found", m_titles.size(), m_program_ids.size());
3237                         if (!m_program_ids.empty())
3238                         {
3239                                 // Titles table has been read, there are summaries to read.
3240                                 // Start reading summaries, store corresponding titles on the fly.
3241                                 startMHWReader2(0x236, 0x96);
3242                                 startTimeout(15000);
3243                                 return;
3244                         }
3245                 }
3246                 else
3247                         return;
3248         }
3249         else if (m_MHWFilterMask2.pid == 0x236 && m_MHWFilterMask2.data[0] == 0x96)
3250         // Summaries table
3251         {
3252                 if (!checkTimeout())
3253                 {
3254                         int len, loop, pos, lenline;
3255                         bool valid;
3256                         valid = true;
3257                         if( dataLen > 15 )
3258                         {
3259                                 loop = data[14];
3260                                 pos = 15 + loop;
3261                                 if( dataLen > pos )
3262                                 {
3263                                         loop = data[pos] & 0x0f;
3264                                         pos += 1;
3265                                         if( dataLen > pos )
3266                                         {
3267                                                 len = 0;
3268                                                 for( ; loop > 0; --loop )
3269                                                 {
3270                                                         if( dataLen > (pos+len) )
3271                                                         {
3272                                                                 lenline = data[pos+len];
3273                                                                 len += lenline + 1;
3