1a07755f7eec10e1c897e68a23c0b5626e589139
[openblackhole/openblackhole-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 bool eEPGCache::FixOverlapping(std::pair<eventMap,timeMap> &servicemap, time_t TM, int duration, const timeMap::iterator &tm_it, const uniqueEPGKey &service)
376 {
377         bool ret = false;
378         timeMap::iterator tmp = tm_it;
379         while ((tmp->first+tmp->second->getDuration()-300) > TM)
380         {
381                 if(tmp->first != TM 
382 #ifdef ENABLE_PRIVATE_EPG
383                         && tmp->second->type != PRIVATE 
384 #endif
385 #ifdef ENABLE_MHW
386                         && tmp->second->type != MHW
387 #endif
388                         )
389                 {
390                         __u16 event_id = tmp->second->getEventID();
391                         servicemap.first.erase(event_id);
392 #ifdef EPG_DEBUG
393                         Event evt((uint8_t*)tmp->second->get());
394                         eServiceEvent event;
395                         event.parseFrom(&evt, service.sid<<16|service.onid);
396                         eDebug("(1)erase no more used event %04x %d\n%s %s\n%s",
397                                 service.sid, event_id,
398                                 event.getBeginTimeString().c_str(),
399                                 event.getEventName().c_str(),
400                                 event.getExtendedDescription().c_str());
401 #endif
402                         delete tmp->second;
403                         if (tmp == servicemap.second.begin())
404                         {
405                                 servicemap.second.erase(tmp);
406                                 break;
407                         }
408                         else
409                                 servicemap.second.erase(tmp--);
410                         ret = true;
411                 }
412                 else
413                 {
414                         if (tmp == servicemap.second.begin())
415                                 break;
416                         --tmp;
417                 }
418         }
419
420         tmp = tm_it;
421         while(tmp->first < (TM+duration-300))
422         {
423                 if (tmp->first != TM && tmp->second->type != PRIVATE)
424                 {
425                         __u16 event_id = tmp->second->getEventID();
426                         servicemap.first.erase(event_id);
427 #ifdef EPG_DEBUG  
428                         Event evt((uint8_t*)tmp->second->get());
429                         eServiceEvent event;
430                         event.parseFrom(&evt, service.sid<<16|service.onid);
431                         eDebug("(2)erase no more used event %04x %d\n%s %s\n%s",
432                                 service.sid, event_id,
433                                 event.getBeginTimeString().c_str(),
434                                 event.getEventName().c_str(),
435                                 event.getExtendedDescription().c_str());
436 #endif
437                         delete tmp->second;
438                         servicemap.second.erase(tmp++);
439                         ret = true;
440                 }
441                 else
442                         ++tmp;
443                 if (tmp == servicemap.second.end())
444                         break;
445         }
446         return ret;
447 }
448
449 void eEPGCache::sectionRead(const __u8 *data, int source, channel_data *channel)
450 {
451         eit_t *eit = (eit_t*) data;
452
453         int len=HILO(eit->section_length)-1;//+3-4;
454         int ptr=EIT_SIZE;
455         if ( ptr >= len )
456                 return;
457
458         // This fixed the EPG on the Multichoice irdeto systems
459         // the EIT packet is non-compliant.. their EIT packet stinks
460         if ( data[ptr-1] < 0x40 )
461                 --ptr;
462
463         // Cablecom HACK .. tsid / onid in eit data are incorrect.. so we use
464         // it from running channel (just for current transport stream eit data)
465         bool use_transponder_chid = source == SCHEDULE || (source == NOWNEXT && data[0] == 0x4E);
466         eDVBChannelID chid = channel->channel->getChannelID();
467         uniqueEPGKey service( HILO(eit->service_id),
468                 use_transponder_chid ? chid.original_network_id.get() : HILO(eit->original_network_id),
469                 use_transponder_chid ? chid.transport_stream_id.get() : HILO(eit->transport_stream_id));
470
471         eit_event_struct* eit_event = (eit_event_struct*) (data+ptr);
472         int eit_event_size;
473         int duration;
474
475         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);
476         time_t now = ::time(0);
477
478         if ( TM != 3599 && TM > -1)
479                 channel->haveData |= source;
480
481         singleLock s(cache_lock);
482         // hier wird immer eine eventMap zurück gegeben.. entweder eine vorhandene..
483         // oder eine durch [] erzeugte
484         std::pair<eventMap,timeMap> &servicemap = eventDB[service];
485         eventMap::iterator prevEventIt = servicemap.first.end();
486         timeMap::iterator prevTimeIt = servicemap.second.end();
487
488         while (ptr<len)
489         {
490                 eit_event_size = HILO(eit_event->descriptors_loop_length)+EIT_LOOP_SIZE;
491
492                 duration = fromBCD(eit_event->duration_1)*3600+fromBCD(eit_event->duration_2)*60+fromBCD(eit_event->duration_3);
493                 TM = parseDVBtime(
494                         eit_event->start_time_1,
495                         eit_event->start_time_2,
496                         eit_event->start_time_3,
497                         eit_event->start_time_4,
498                         eit_event->start_time_5);
499
500                 if ( TM == 3599 )
501                         goto next;
502
503                 if ( TM != 3599 && (TM+duration < now || TM > now+14*24*60*60) )
504                         goto next;
505
506                 if ( now <= (TM+duration) || TM == 3599 /*NVOD Service*/ )  // old events should not be cached
507                 {
508                         __u16 event_id = HILO(eit_event->event_id);
509 //                      eDebug("event_id is %d sid is %04x", event_id, service.sid);
510
511                         eventData *evt = 0;
512                         int ev_erase_count = 0;
513                         int tm_erase_count = 0;
514
515                         // search in eventmap
516                         eventMap::iterator ev_it =
517                                 servicemap.first.find(event_id);
518
519                         // entry with this event_id is already exist ?
520                         if ( ev_it != servicemap.first.end() )
521                         {
522                                 if ( source > ev_it->second->type )  // update needed ?
523                                         goto next; // when not.. then skip this entry
524
525                                 // search this event in timemap
526                                 timeMap::iterator tm_it_tmp =
527                                         servicemap.second.find(ev_it->second->getStartTime());
528
529                                 if ( tm_it_tmp != servicemap.second.end() )
530                                 {
531                                         if ( tm_it_tmp->first == TM ) // just update eventdata
532                                         {
533                                                 // exempt memory
534                                                 eventData *tmp = ev_it->second;
535                                                 ev_it->second = tm_it_tmp->second =
536                                                         new eventData(eit_event, eit_event_size, source);
537                                                 if (FixOverlapping(servicemap, TM, duration, tm_it_tmp, service))
538                                                 {
539                                                         prevEventIt = servicemap.first.end();
540                                                         prevTimeIt = servicemap.second.end();
541                                                 }
542                                                 delete tmp;
543                                                 goto next;
544                                         }
545                                         else  // event has new event begin time
546                                         {
547                                                 tm_erase_count++;
548                                                 // delete the found record from timemap
549                                                 servicemap.second.erase(tm_it_tmp);
550                                                 prevTimeIt=servicemap.second.end();
551                                         }
552                                 }
553                         }
554
555                         // search in timemap, for check of a case if new time has coincided with time of other event
556                         // or event was is not found in eventmap
557                         timeMap::iterator tm_it =
558                                 servicemap.second.find(TM);
559
560                         if ( tm_it != servicemap.second.end() )
561                         {
562                                 // event with same start time but another event_id...
563                                 if ( source > tm_it->second->type &&
564                                         ev_it == servicemap.first.end() )
565                                         goto next; // when not.. then skip this entry
566
567                                 // search this time in eventmap
568                                 eventMap::iterator ev_it_tmp =
569                                         servicemap.first.find(tm_it->second->getEventID());
570
571                                 if ( ev_it_tmp != servicemap.first.end() )
572                                 {
573                                         ev_erase_count++;
574                                         // delete the found record from eventmap
575                                         servicemap.first.erase(ev_it_tmp);
576                                         prevEventIt=servicemap.first.end();
577                                 }
578                         }
579                         evt = new eventData(eit_event, eit_event_size, source);
580 #ifdef EPG_DEBUG
581                         bool consistencyCheck=true;
582 #endif
583                         if (ev_erase_count > 0 && tm_erase_count > 0) // 2 different pairs have been removed
584                         {
585                                 // exempt memory
586                                 delete ev_it->second;
587                                 delete tm_it->second;
588                                 ev_it->second=evt;
589                                 tm_it->second=evt;
590                         }
591                         else if (ev_erase_count == 0 && tm_erase_count > 0)
592                         {
593                                 // exempt memory
594                                 delete ev_it->second;
595                                 tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
596                                 ev_it->second=evt;
597                         }
598                         else if (ev_erase_count > 0 && tm_erase_count == 0)
599                         {
600                                 // exempt memory
601                                 delete tm_it->second;
602                                 ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
603                                 tm_it->second=evt;
604                         }
605                         else // added new eventData
606                         {
607 #ifdef EPG_DEBUG
608                                 consistencyCheck=false;
609 #endif
610                                 ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
611                                 tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
612                         }
613
614 #ifdef EPG_DEBUG
615                         if ( consistencyCheck )
616                         {
617                                 if ( tm_it->second != evt || ev_it->second != evt )
618                                         eFatal("tm_it->second != ev_it->second");
619                                 else if ( tm_it->second->getStartTime() != tm_it->first )
620                                         eFatal("event start_time(%d) non equal timemap key(%d)",
621                                                 tm_it->second->getStartTime(), tm_it->first );
622                                 else if ( tm_it->first != TM )
623                                         eFatal("timemap key(%d) non equal TM(%d)",
624                                                 tm_it->first, TM);
625                                 else if ( ev_it->second->getEventID() != ev_it->first )
626                                         eFatal("event_id (%d) non equal event_map key(%d)",
627                                                 ev_it->second->getEventID(), ev_it->first);
628                                 else if ( ev_it->first != event_id )
629                                         eFatal("eventmap key(%d) non equal event_id(%d)",
630                                                 ev_it->first, event_id );
631                         }
632 #endif
633                         if (FixOverlapping(servicemap, TM, duration, tm_it, service))
634                         {
635                                 prevEventIt = servicemap.first.end();
636                                 prevTimeIt = servicemap.second.end();
637                         }
638                 }
639 next:
640 #ifdef EPG_DEBUG
641                 if ( servicemap.first.size() != servicemap.second.size() )
642                 {
643                         FILE *f = fopen("/hdd/event_map.txt", "w+");
644                         int i=0;
645                         for (eventMap::iterator it(servicemap.first.begin())
646                                 ; it != servicemap.first.end(); ++it )
647                                 fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n", 
648                                         i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
649                         fclose(f);
650                         f = fopen("/hdd/time_map.txt", "w+");
651                         i=0;
652                         for (timeMap::iterator it(servicemap.second.begin())
653                                 ; it != servicemap.second.end(); ++it )
654                                         fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n", 
655                                                 i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
656                         fclose(f);
657
658                         eFatal("(1)map sizes not equal :( sid %04x tsid %04x onid %04x size %d size2 %d", 
659                                 service.sid, service.tsid, service.onid, 
660                                 servicemap.first.size(), servicemap.second.size() );
661                 }
662 #endif
663                 ptr += eit_event_size;
664                 eit_event=(eit_event_struct*)(((__u8*)eit_event)+eit_event_size);
665         }
666 }
667
668 void eEPGCache::flushEPG(const uniqueEPGKey & s)
669 {
670         eDebug("[EPGC] flushEPG %d", (int)(bool)s);
671         singleLock l(cache_lock);
672         if (s)  // clear only this service
673         {
674                 eventCache::iterator it = eventDB.find(s);
675                 if ( it != eventDB.end() )
676                 {
677                         eventMap &evMap = it->second.first;
678                         timeMap &tmMap = it->second.second;
679                         tmMap.clear();
680                         for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
681                                 delete i->second;
682                         evMap.clear();
683                         eventDB.erase(it);
684
685                         // TODO .. search corresponding channel for removed service and remove this channel from lastupdated map
686 #ifdef ENABLE_PRIVATE_EPG
687                         contentMaps::iterator it =
688                                 content_time_tables.find(s);
689                         if ( it != content_time_tables.end() )
690                         {
691                                 it->second.clear();
692                                 content_time_tables.erase(it);
693                         }
694 #endif
695                 }
696         }
697         else // clear complete EPG Cache
698         {
699                 for (eventCache::iterator it(eventDB.begin());
700                         it != eventDB.end(); ++it)
701                 {
702                         eventMap &evMap = it->second.first;
703                         timeMap &tmMap = it->second.second;
704                         for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
705                                 delete i->second;
706                         evMap.clear();
707                         tmMap.clear();
708                 }
709                 eventDB.clear();
710 #ifdef ENABLE_PRIVATE_EPG
711                 content_time_tables.clear();
712 #endif
713                 channelLastUpdated.clear();
714                 singleLock m(channel_map_lock);
715                 for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
716                         it->second->startEPG();
717         }
718         eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
719 }
720
721 void eEPGCache::cleanLoop()
722 {
723         singleLock s(cache_lock);
724         if (!eventDB.empty())
725         {
726                 eDebug("[EPGC] start cleanloop");
727
728                 time_t now = ::time(0);
729
730                 for (eventCache::iterator DBIt = eventDB.begin(); DBIt != eventDB.end(); DBIt++)
731                 {
732                         bool updated = false;
733                         for (timeMap::iterator It = DBIt->second.second.begin(); It != DBIt->second.second.end() && It->first < now;)
734                         {
735                                 if ( now > (It->first+It->second->getDuration()) )  // outdated normal entry (nvod references to)
736                                 {
737                                         // remove entry from eventMap
738                                         eventMap::iterator b(DBIt->second.first.find(It->second->getEventID()));
739                                         if ( b != DBIt->second.first.end() )
740                                         {
741                                                 // release Heap Memory for this entry   (new ....)
742 //                                              eDebug("[EPGC] delete old event (evmap)");
743                                                 DBIt->second.first.erase(b);
744                                         }
745
746                                         // remove entry from timeMap
747 //                                      eDebug("[EPGC] release heap mem");
748                                         delete It->second;
749                                         DBIt->second.second.erase(It++);
750 //                                      eDebug("[EPGC] delete old event (timeMap)");
751                                         updated = true;
752                                 }
753                                 else
754                                         ++It;
755                         }
756 #ifdef ENABLE_PRIVATE_EPG
757                         if ( updated )
758                         {
759                                 contentMaps::iterator x =
760                                         content_time_tables.find( DBIt->first );
761                                 if ( x != content_time_tables.end() )
762                                 {
763                                         timeMap &tmMap = DBIt->second.second;
764                                         for ( contentMap::iterator i = x->second.begin(); i != x->second.end(); )
765                                         {
766                                                 for ( contentTimeMap::iterator it(i->second.begin());
767                                                         it != i->second.end(); )
768                                                 {
769                                                         if ( tmMap.find(it->second.first) == tmMap.end() )
770                                                                 i->second.erase(it++);
771                                                         else
772                                                                 ++it;
773                                                 }
774                                                 if ( i->second.size() )
775                                                         ++i;
776                                                 else
777                                                         x->second.erase(i++);
778                                         }
779                                 }
780                         }
781 #endif
782                 }
783                 eDebug("[EPGC] stop cleanloop");
784                 eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
785         }
786         cleanTimer.start(CLEAN_INTERVAL,true);
787 }
788
789 eEPGCache::~eEPGCache()
790 {
791         messages.send(Message::quit);
792         kill(); // waiting for thread shutdown
793         singleLock s(cache_lock);
794         for (eventCache::iterator evIt = eventDB.begin(); evIt != eventDB.end(); evIt++)
795                 for (eventMap::iterator It = evIt->second.first.begin(); It != evIt->second.first.end(); It++)
796                         delete It->second;
797 }
798
799 void eEPGCache::gotMessage( const Message &msg )
800 {
801         switch (msg.type)
802         {
803                 case Message::flush:
804                         flushEPG(msg.service);
805                         break;
806                 case Message::startChannel:
807                 {
808                         singleLock s(channel_map_lock);
809                         channelMapIterator channel =
810                                 m_knownChannels.find(msg.channel);
811                         if ( channel != m_knownChannels.end() )
812                                 channel->second->startChannel();
813                         break;
814                 }
815                 case Message::leaveChannel:
816                 {
817                         singleLock s(channel_map_lock);
818                         channelMapIterator channel =
819                                 m_knownChannels.find(msg.channel);
820                         if ( channel != m_knownChannels.end() )
821                                 channel->second->abortEPG();
822                         break;
823                 }
824                 case Message::quit:
825                         quit(0);
826                         break;
827 #ifdef ENABLE_PRIVATE_EPG
828                 case Message::got_private_pid:
829                 {
830                         singleLock s(channel_map_lock);
831                         for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
832                         {
833                                 eDVBChannel *channel = (eDVBChannel*) it->first;
834                                 channel_data *data = it->second;
835                                 eDVBChannelID chid = channel->getChannelID();
836                                 if ( chid.transport_stream_id.get() == msg.service.tsid &&
837                                         chid.original_network_id.get() == msg.service.onid &&
838                                         data->m_PrivatePid == -1 )
839                                 {
840                                         data->m_PrevVersion = -1;
841                                         data->m_PrivatePid = msg.pid;
842                                         data->m_PrivateService = msg.service;
843                                         int onid = chid.original_network_id.get();
844                                         onid |= 0x80000000;  // we use highest bit as private epg indicator
845                                         chid.original_network_id = onid;
846                                         updateMap::iterator It = channelLastUpdated.find( chid );
847                                         int update = ( It != channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (::time(0)-It->second) * 1000 ) ) : ZAP_DELAY );
848                                         if (update < ZAP_DELAY)
849                                                 update = ZAP_DELAY;
850                                         data->startPrivateTimer.start(update, 1);
851                                         if (update >= 60000)
852                                                 eDebug("[EPGC] next private update in %i min", update/60000);
853                                         else if (update >= 1000)
854                                                 eDebug("[EPGC] next private update in %i sec", update/1000);
855                                         break;
856                                 }
857                         }
858                         break;
859                 }
860 #endif
861                 case Message::timeChanged:
862                         cleanLoop();
863                         break;
864                 default:
865                         eDebug("unhandled EPGCache Message!!");
866                         break;
867         }
868 }
869
870 void eEPGCache::thread()
871 {
872         hasStarted();
873         nice(4);
874         load();
875         cleanLoop();
876         runLoop();
877         save();
878 }
879
880 void eEPGCache::load()
881 {
882         FILE *f = fopen("/hdd/epg.dat", "r");
883         if (f)
884         {
885                 unlink("/hdd/epg.dat");
886                 int size=0;
887                 int cnt=0;
888 #if 0
889                 unsigned char md5_saved[16];
890                 unsigned char md5[16];
891                 bool md5ok=false;
892
893                 if (!md5_file("/hdd/epg.dat", 1, md5))
894                 {
895                         FILE *f = fopen("/hdd/epg.dat.md5", "r");
896                         if (f)
897                         {
898                                 fread( md5_saved, 16, 1, f);
899                                 fclose(f);
900                                 if ( !memcmp(md5_saved, md5, 16) )
901                                         md5ok=true;
902                         }
903                 }
904                 if ( md5ok )
905 #endif
906                 {
907                         unsigned int magic=0;
908                         fread( &magic, sizeof(int), 1, f);
909                         if (magic != 0x98765432)
910                         {
911                                 eDebug("[EPGC] epg file has incorrect byte order.. dont read it");
912                                 fclose(f);
913                                 return;
914                         }
915                         char text1[13];
916                         fread( text1, 13, 1, f);
917                         if ( !strncmp( text1, "ENIGMA_EPG_V7", 13) )
918                         {
919                                 singleLock s(cache_lock);
920                                 fread( &size, sizeof(int), 1, f);
921                                 while(size--)
922                                 {
923                                         uniqueEPGKey key;
924                                         eventMap evMap;
925                                         timeMap tmMap;
926                                         int size=0;
927                                         fread( &key, sizeof(uniqueEPGKey), 1, f);
928                                         fread( &size, sizeof(int), 1, f);
929                                         while(size--)
930                                         {
931                                                 __u8 len=0;
932                                                 __u8 type=0;
933                                                 eventData *event=0;
934                                                 fread( &type, sizeof(__u8), 1, f);
935                                                 fread( &len, sizeof(__u8), 1, f);
936                                                 event = new eventData(0, len, type);
937                                                 event->EITdata = new __u8[len];
938                                                 eventData::CacheSize+=len;
939                                                 fread( event->EITdata, len, 1, f);
940                                                 evMap[ event->getEventID() ]=event;
941                                                 tmMap[ event->getStartTime() ]=event;
942                                                 ++cnt;
943                                         }
944                                         eventDB[key]=std::pair<eventMap,timeMap>(evMap,tmMap);
945                                 }
946                                 eventData::load(f);
947                                 eDebug("[EPGC] %d events read from /hdd/epg.dat", cnt);
948 #ifdef ENABLE_PRIVATE_EPG
949                                 char text2[11];
950                                 fread( text2, 11, 1, f);
951                                 if ( !strncmp( text2, "PRIVATE_EPG", 11) )
952                                 {
953                                         size=0;
954                                         fread( &size, sizeof(int), 1, f);
955                                         while(size--)
956                                         {
957                                                 int size=0;
958                                                 uniqueEPGKey key;
959                                                 fread( &key, sizeof(uniqueEPGKey), 1, f);
960                                                 eventMap &evMap=eventDB[key].first;
961                                                 fread( &size, sizeof(int), 1, f);
962                                                 while(size--)
963                                                 {
964                                                         int size;
965                                                         int content_id;
966                                                         fread( &content_id, sizeof(int), 1, f);
967                                                         fread( &size, sizeof(int), 1, f);
968                                                         while(size--)
969                                                         {
970                                                                 time_t time1, time2;
971                                                                 __u16 event_id;
972                                                                 fread( &time1, sizeof(time_t), 1, f);
973                                                                 fread( &time2, sizeof(time_t), 1, f);
974                                                                 fread( &event_id, sizeof(__u16), 1, f);
975                                                                 content_time_tables[key][content_id][time1]=std::pair<time_t, __u16>(time2, event_id);
976                                                                 eventMap::iterator it =
977                                                                         evMap.find(event_id);
978                                                                 if (it != evMap.end())
979                                                                         it->second->type = PRIVATE;
980                                                         }
981                                                 }
982                                         }
983                                 }
984 #endif // ENABLE_PRIVATE_EPG
985                         }
986                         else
987                                 eDebug("[EPGC] don't read old epg database");
988                         fclose(f);
989                 }
990         }
991 }
992
993 void eEPGCache::save()
994 {
995         struct statfs s;
996         off64_t tmp;
997         if (statfs("/hdd", &s)<0)
998                 tmp=0;
999         else
1000         {
1001                 tmp=s.f_blocks;
1002                 tmp*=s.f_bsize;
1003         }
1004
1005         // prevent writes to builtin flash
1006         if ( tmp < 1024*1024*50 ) // storage size < 50MB
1007                 return;
1008
1009         // check for enough free space on storage
1010         tmp=s.f_bfree;
1011         tmp*=s.f_bsize;
1012         if ( tmp < (eventData::CacheSize*12)/10 ) // 20% overhead
1013                 return;
1014
1015         FILE *f = fopen("/hdd/epg.dat", "w");
1016         int cnt=0;
1017         if ( f )
1018         {
1019                 unsigned int magic = 0x98765432;
1020                 fwrite( &magic, sizeof(int), 1, f);
1021                 const char *text = "UNFINISHED_V7";
1022                 fwrite( text, 13, 1, f );
1023                 int size = eventDB.size();
1024                 fwrite( &size, sizeof(int), 1, f );
1025                 for (eventCache::iterator service_it(eventDB.begin()); service_it != eventDB.end(); ++service_it)
1026                 {
1027                         timeMap &timemap = service_it->second.second;
1028                         fwrite( &service_it->first, sizeof(uniqueEPGKey), 1, f);
1029                         size = timemap.size();
1030                         fwrite( &size, sizeof(int), 1, f);
1031                         for (timeMap::iterator time_it(timemap.begin()); time_it != timemap.end(); ++time_it)
1032                         {
1033                                 __u8 len = time_it->second->ByteSize;
1034                                 fwrite( &time_it->second->type, sizeof(__u8), 1, f );
1035                                 fwrite( &len, sizeof(__u8), 1, f);
1036                                 fwrite( time_it->second->EITdata, len, 1, f);
1037                                 ++cnt;
1038                         }
1039                 }
1040                 eDebug("[EPGC] %d events written to /hdd/epg.dat", cnt);
1041                 eventData::save(f);
1042 #ifdef ENABLE_PRIVATE_EPG
1043                 const char* text3 = "PRIVATE_EPG";
1044                 fwrite( text3, 11, 1, f );
1045                 size = content_time_tables.size();
1046                 fwrite( &size, sizeof(int), 1, f);
1047                 for (contentMaps::iterator a = content_time_tables.begin(); a != content_time_tables.end(); ++a)
1048                 {
1049                         contentMap &content_time_table = a->second;
1050                         fwrite( &a->first, sizeof(uniqueEPGKey), 1, f);
1051                         int size = content_time_table.size();
1052                         fwrite( &size, sizeof(int), 1, f);
1053                         for (contentMap::iterator i = content_time_table.begin(); i != content_time_table.end(); ++i )
1054                         {
1055                                 int size = i->second.size();
1056                                 fwrite( &i->first, sizeof(int), 1, f);
1057                                 fwrite( &size, sizeof(int), 1, f);
1058                                 for ( contentTimeMap::iterator it(i->second.begin());
1059                                         it != i->second.end(); ++it )
1060                                 {
1061                                         fwrite( &it->first, sizeof(time_t), 1, f);
1062                                         fwrite( &it->second.first, sizeof(time_t), 1, f);
1063                                         fwrite( &it->second.second, sizeof(__u16), 1, f);
1064                                 }
1065                         }
1066                 }
1067 #endif
1068                 // write version string after binary data
1069                 // has been written to disk.
1070                 fsync(fileno(f));
1071                 fseek(f, sizeof(int), SEEK_SET);
1072                 fwrite("ENIGMA_EPG_V7", 13, 1, f);
1073                 fclose(f);
1074 #if 0
1075                 unsigned char md5[16];
1076                 if (!md5_file("/hdd/epg.dat", 1, md5))
1077                 {
1078                         FILE *f = fopen("/hdd/epg.dat.md5", "w");
1079                         if (f)
1080                         {
1081                                 fwrite( md5, 16, 1, f);
1082                                 fclose(f);
1083                         }
1084                 }
1085 #endif
1086         }
1087 }
1088
1089 eEPGCache::channel_data::channel_data(eEPGCache *ml)
1090         :cache(ml)
1091         ,abortTimer(ml), zapTimer(ml), state(0)
1092         ,isRunning(0), haveData(0)
1093 #ifdef ENABLE_PRIVATE_EPG
1094         ,startPrivateTimer(ml)
1095 #endif
1096 #ifdef ENABLE_MHW_EPG
1097         ,m_MHWTimeoutTimer(ml)
1098 #endif
1099 {
1100 #ifdef ENABLE_MHW_EPG
1101         CONNECT(m_MHWTimeoutTimer.timeout, eEPGCache::channel_data::MHWTimeout);
1102 #endif
1103         CONNECT(zapTimer.timeout, eEPGCache::channel_data::startEPG);
1104         CONNECT(abortTimer.timeout, eEPGCache::channel_data::abortNonAvail);
1105 #ifdef ENABLE_PRIVATE_EPG
1106         CONNECT(startPrivateTimer.timeout, eEPGCache::channel_data::startPrivateReader);
1107 #endif
1108         pthread_mutex_init(&channel_active, 0);
1109 }
1110
1111 bool eEPGCache::channel_data::finishEPG()
1112 {
1113         if (!isRunning)  // epg ready
1114         {
1115                 eDebug("[EPGC] stop caching events(%ld)", ::time(0));
1116                 zapTimer.start(UPDATE_INTERVAL, 1);
1117                 eDebug("[EPGC] next update in %i min", UPDATE_INTERVAL / 60000);
1118                 for (int i=0; i < 3; ++i)
1119                 {
1120                         seenSections[i].clear();
1121                         calcedSections[i].clear();
1122                 }
1123                 singleLock l(cache->cache_lock);
1124                 cache->channelLastUpdated[channel->getChannelID()] = ::time(0);
1125 #ifdef ENABLE_MHW_EPG
1126                 cleanup();
1127 #endif
1128                 return true;
1129         }
1130         return false;
1131 }
1132
1133 void eEPGCache::channel_data::startEPG()
1134 {
1135         eDebug("[EPGC] start caching events(%ld)", ::time(0));
1136         state=0;
1137         haveData=0;
1138         for (int i=0; i < 3; ++i)
1139         {
1140                 seenSections[i].clear();
1141                 calcedSections[i].clear();
1142         }
1143
1144         eDVBSectionFilterMask mask;
1145         memset(&mask, 0, sizeof(mask));
1146
1147 #ifdef ENABLE_MHW_EPG
1148         mask.pid = 0xD3;
1149         mask.data[0] = 0x91;
1150         mask.mask[0] = 0xFF;
1151         m_MHWReader->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData), m_MHWConn);
1152         m_MHWReader->start(mask);
1153         isRunning |= MHW;
1154         memcpy(&m_MHWFilterMask, &mask, sizeof(eDVBSectionFilterMask));
1155
1156         mask.pid = 0x231;
1157         mask.data[0] = 0xC8;
1158         mask.mask[0] = 0xFF;
1159         mask.data[1] = 0;
1160         mask.mask[1] = 0xFF;
1161         m_MHWReader2->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData2), m_MHWConn2);
1162         m_MHWReader2->start(mask);
1163         isRunning |= MHW;
1164         memcpy(&m_MHWFilterMask2, &mask, sizeof(eDVBSectionFilterMask));
1165         mask.data[1] = 0;
1166         mask.mask[1] = 0;
1167 #endif
1168
1169         mask.pid = 0x12;
1170         mask.flags = eDVBSectionFilterMask::rfCRC;
1171
1172         mask.data[0] = 0x4E;
1173         mask.mask[0] = 0xFE;
1174         m_NowNextReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_NowNextConn);
1175         m_NowNextReader->start(mask);
1176         isRunning |= NOWNEXT;
1177
1178         mask.data[0] = 0x50;
1179         mask.mask[0] = 0xF0;
1180         m_ScheduleReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleConn);
1181         m_ScheduleReader->start(mask);
1182         isRunning |= SCHEDULE;
1183
1184         mask.data[0] = 0x60;
1185         m_ScheduleOtherReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleOtherConn);
1186         m_ScheduleOtherReader->start(mask);
1187         isRunning |= SCHEDULE_OTHER;
1188
1189         abortTimer.start(7000,true);
1190 }
1191
1192 void eEPGCache::channel_data::abortNonAvail()
1193 {
1194         if (!state)
1195         {
1196                 if ( !(haveData&NOWNEXT) && (isRunning&NOWNEXT) )
1197                 {
1198                         eDebug("[EPGC] abort non avail nownext reading");
1199                         isRunning &= ~NOWNEXT;
1200                         m_NowNextReader->stop();
1201                         m_NowNextConn=0;
1202                 }
1203                 if ( !(haveData&SCHEDULE) && (isRunning&SCHEDULE) )
1204                 {
1205                         eDebug("[EPGC] abort non avail schedule reading");
1206                         isRunning &= ~SCHEDULE;
1207                         m_ScheduleReader->stop();
1208                         m_ScheduleConn=0;
1209                 }
1210                 if ( !(haveData&SCHEDULE_OTHER) && (isRunning&SCHEDULE_OTHER) )
1211                 {
1212                         eDebug("[EPGC] abort non avail schedule_other reading");
1213                         isRunning &= ~SCHEDULE_OTHER;
1214                         m_ScheduleOtherReader->stop();
1215                         m_ScheduleOtherConn=0;
1216                 }
1217 #ifdef ENABLE_MHW_EPG
1218                 if ( !(haveData&MHW) && (isRunning&MHW) )
1219                 {
1220                         eDebug("[EPGC] abort non avail mhw reading");
1221                         isRunning &= ~MHW;
1222                         m_MHWReader->stop();
1223                         m_MHWConn=0;
1224                         m_MHWReader2->stop();
1225                         m_MHWConn2=0;
1226                 }
1227 #endif
1228                 if ( isRunning )
1229                         abortTimer.start(90000, true);
1230                 else
1231                 {
1232                         ++state;
1233                         for (int i=0; i < 3; ++i)
1234                         {
1235                                 seenSections[i].clear();
1236                                 calcedSections[i].clear();
1237                         }
1238                 }
1239         }
1240         ++state;
1241 }
1242
1243 void eEPGCache::channel_data::startChannel()
1244 {
1245         pthread_mutex_lock(&channel_active);
1246         updateMap::iterator It = cache->channelLastUpdated.find( channel->getChannelID() );
1247
1248         int update = ( It != cache->channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (::time(0)-It->second) * 1000 ) ) : ZAP_DELAY );
1249
1250         if (update < ZAP_DELAY)
1251                 update = ZAP_DELAY;
1252
1253         zapTimer.start(update, 1);
1254         if (update >= 60000)
1255                 eDebug("[EPGC] next update in %i min", update/60000);
1256         else if (update >= 1000)
1257                 eDebug("[EPGC] next update in %i sec", update/1000);
1258 }
1259
1260 void eEPGCache::channel_data::abortEPG()
1261 {
1262         for (int i=0; i < 3; ++i)
1263         {
1264                 seenSections[i].clear();
1265                 calcedSections[i].clear();
1266         }
1267         abortTimer.stop();
1268         zapTimer.stop();
1269         if (isRunning)
1270         {
1271                 eDebug("[EPGC] abort caching events !!");
1272                 if (isRunning & SCHEDULE)
1273                 {
1274                         isRunning &= ~SCHEDULE;
1275                         m_ScheduleReader->stop();
1276                         m_ScheduleConn=0;
1277                 }
1278                 if (isRunning & NOWNEXT)
1279                 {
1280                         isRunning &= ~NOWNEXT;
1281                         m_NowNextReader->stop();
1282                         m_NowNextConn=0;
1283                 }
1284                 if (isRunning & SCHEDULE_OTHER)
1285                 {
1286                         isRunning &= ~SCHEDULE_OTHER;
1287                         m_ScheduleOtherReader->stop();
1288                         m_ScheduleOtherConn=0;
1289                 }
1290 #ifdef ENABLE_MHW_EPG
1291                 if (isRunning & MHW)
1292                 {
1293                         isRunning &= ~MHW;
1294                         m_MHWReader->stop();
1295                         m_MHWConn=0;
1296                         m_MHWReader2->stop();
1297                         m_MHWConn2=0;
1298                 }
1299 #endif
1300         }
1301 #ifdef ENABLE_PRIVATE_EPG
1302         if (m_PrivateReader)
1303                 m_PrivateReader->stop();
1304         if (m_PrivateConn)
1305                 m_PrivateConn=0;
1306 #endif
1307         pthread_mutex_unlock(&channel_active);
1308 }
1309
1310 void eEPGCache::channel_data::readData( const __u8 *data)
1311 {
1312         int source;
1313         int map;
1314         iDVBSectionReader *reader=NULL;
1315         switch(data[0])
1316         {
1317                 case 0x4E ... 0x4F:
1318                         reader=m_NowNextReader;
1319                         source=NOWNEXT;
1320                         map=0;
1321                         break;
1322                 case 0x50 ... 0x5F:
1323                         reader=m_ScheduleReader;
1324                         source=SCHEDULE;
1325                         map=1;
1326                         break;
1327                 case 0x60 ... 0x6F:
1328                         reader=m_ScheduleOtherReader;
1329                         source=SCHEDULE_OTHER;
1330                         map=2;
1331                         break;
1332                 default:
1333                         eDebug("[EPGC] unknown table_id !!!");
1334                         return;
1335         }
1336         tidMap &seenSections = this->seenSections[map];
1337         tidMap &calcedSections = this->calcedSections[map];
1338         if ( state == 1 && calcedSections == seenSections || state > 1 )
1339         {
1340                 eDebugNoNewLine("[EPGC] ");
1341                 switch (source)
1342                 {
1343                         case NOWNEXT:
1344                                 m_NowNextConn=0;
1345                                 eDebugNoNewLine("nownext");
1346                                 break;
1347                         case SCHEDULE:
1348                                 m_ScheduleConn=0;
1349                                 eDebugNoNewLine("schedule");
1350                                 break;
1351                         case SCHEDULE_OTHER:
1352                                 m_ScheduleOtherConn=0;
1353                                 eDebugNoNewLine("schedule other");
1354                                 break;
1355                         default: eDebugNoNewLine("unknown");break;
1356                 }
1357                 eDebug(" finished(%ld)", ::time(0));
1358                 if ( reader )
1359                         reader->stop();
1360                 isRunning &= ~source;
1361                 if (!isRunning)
1362                         finishEPG();
1363         }
1364         else
1365         {
1366                 eit_t *eit = (eit_t*) data;
1367                 __u32 sectionNo = data[0] << 24;
1368                 sectionNo |= data[3] << 16;
1369                 sectionNo |= data[4] << 8;
1370                 sectionNo |= eit->section_number;
1371
1372                 tidMap::iterator it =
1373                         seenSections.find(sectionNo);
1374
1375                 if ( it == seenSections.end() )
1376                 {
1377                         seenSections.insert(sectionNo);
1378                         calcedSections.insert(sectionNo);
1379                         __u32 tmpval = sectionNo & 0xFFFFFF00;
1380                         __u8 incr = source == NOWNEXT ? 1 : 8;
1381                         for ( int i = 0; i <= eit->last_section_number; i+=incr )
1382                         {
1383                                 if ( i == eit->section_number )
1384                                 {
1385                                         for (int x=i; x <= eit->segment_last_section_number; ++x)
1386                                                 calcedSections.insert(tmpval|(x&0xFF));
1387                                 }
1388                                 else
1389                                         calcedSections.insert(tmpval|(i&0xFF));
1390                         }
1391                         cache->sectionRead(data, source, this);
1392                 }
1393         }
1394 }
1395
1396 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eventData *&result, int direction)
1397 // if t == -1 we search the current event...
1398 {
1399         singleLock s(cache_lock);
1400         uniqueEPGKey key(handleGroup(service));
1401
1402         // check if EPG for this service is ready...
1403         eventCache::iterator It = eventDB.find( key );
1404         if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached ?
1405         {
1406                 if (t==-1)
1407                         t = ::time(0);
1408                 timeMap::iterator i = direction <= 0 ? It->second.second.lower_bound(t) :  // find > or equal
1409                         It->second.second.upper_bound(t); // just >
1410                 if ( i != It->second.second.end() )
1411                 {
1412                         if ( direction < 0 || (direction == 0 && i->first > t) )
1413                         {
1414                                 timeMap::iterator x = i;
1415                                 --x;
1416                                 if ( x != It->second.second.end() )
1417                                 {
1418                                         time_t start_time = x->first;
1419                                         if (direction >= 0)
1420                                         {
1421                                                 if (t < start_time)
1422                                                         return -1;
1423                                                 if (t > (start_time+x->second->getDuration()))
1424                                                         return -1;
1425                                         }
1426                                         i = x;
1427                                 }
1428                                 else
1429                                         return -1;
1430                         }
1431                         result = i->second;
1432                         return 0;
1433                 }
1434         }
1435         return -1;
1436 }
1437
1438 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eit_event_struct *&result, int direction)
1439 {
1440         singleLock s(cache_lock);
1441         const eventData *data=0;
1442         RESULT ret = lookupEventTime(service, t, data, direction);
1443         if ( !ret && data )
1444                 result = data->get();
1445         return ret;
1446 }
1447
1448 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, Event *& result, int direction)
1449 {
1450         singleLock s(cache_lock);
1451         const eventData *data=0;
1452         RESULT ret = lookupEventTime(service, t, data, direction);
1453         if ( !ret && data )
1454                 result = new Event((uint8_t*)data->get());
1455         return ret;
1456 }
1457
1458 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, ePtr<eServiceEvent> &result, int direction)
1459 {
1460         singleLock s(cache_lock);
1461         const eventData *data=0;
1462         RESULT ret = lookupEventTime(service, t, data, direction);
1463         if ( !ret && data )
1464         {
1465                 Event ev((uint8_t*)data->get());
1466                 result = new eServiceEvent();
1467                 const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
1468                 ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
1469         }
1470         return ret;
1471 }
1472
1473 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eventData *&result )
1474 {
1475         singleLock s(cache_lock);
1476         uniqueEPGKey key(handleGroup(service));
1477
1478         eventCache::iterator It = eventDB.find( key );
1479         if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached?
1480         {
1481                 eventMap::iterator i( It->second.first.find( event_id ));
1482                 if ( i != It->second.first.end() )
1483                 {
1484                         result = i->second;
1485                         return 0;
1486                 }
1487                 else
1488                 {
1489                         result = 0;
1490                         eDebug("[EPGC] event %04x not found in epgcache", event_id);
1491                 }
1492         }
1493         return -1;
1494 }
1495
1496 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eit_event_struct *&result)
1497 {
1498         singleLock s(cache_lock);
1499         const eventData *data=0;
1500         RESULT ret = lookupEventId(service, event_id, data);
1501         if ( !ret && data )
1502                 result = data->get();
1503         return ret;
1504 }
1505
1506 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, Event *& result)
1507 {
1508         singleLock s(cache_lock);
1509         const eventData *data=0;
1510         RESULT ret = lookupEventId(service, event_id, data);
1511         if ( !ret && data )
1512                 result = new Event((uint8_t*)data->get());
1513         return ret;
1514 }
1515
1516 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, ePtr<eServiceEvent> &result)
1517 {
1518         singleLock s(cache_lock);
1519         const eventData *data=0;
1520         RESULT ret = lookupEventId(service, event_id, data);
1521         if ( !ret && data )
1522         {
1523                 Event ev((uint8_t*)data->get());
1524                 result = new eServiceEvent();
1525                 const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
1526                 ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
1527         }
1528         return ret;
1529 }
1530
1531 RESULT eEPGCache::startTimeQuery(const eServiceReference &service, time_t begin, int minutes)
1532 {
1533         singleLock s(cache_lock);
1534         const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)handleGroup(service);
1535         if (begin == -1)
1536                 begin = ::time(0);
1537         eventCache::iterator It = eventDB.find(ref);
1538         if ( It != eventDB.end() && It->second.second.size() )
1539         {
1540                 m_timemap_cursor = It->second.second.lower_bound(begin);
1541                 if ( m_timemap_cursor != It->second.second.end() )
1542                 {
1543                         if ( m_timemap_cursor->first != begin )
1544                         {
1545                                 timeMap::iterator x = m_timemap_cursor;
1546                                 --x;
1547                                 if ( x != It->second.second.end() )
1548                                 {
1549                                         time_t start_time = x->first;
1550                                         if ( begin > start_time && begin < (start_time+x->second->getDuration()))
1551                                                 m_timemap_cursor = x;
1552                                 }
1553                         }
1554                 }
1555
1556                 if (minutes != -1)
1557                         m_timemap_end = It->second.second.lower_bound(begin+minutes*60);
1558                 else
1559                         m_timemap_end = It->second.second.end();
1560
1561                 currentQueryTsidOnid = (ref.getTransportStreamID().get()<<16) | ref.getOriginalNetworkID().get();
1562                 return m_timemap_cursor == m_timemap_end ? -1 : 0;
1563         }
1564         return -1;
1565 }
1566
1567 RESULT eEPGCache::getNextTimeEntry(const eventData *& result)
1568 {
1569         if ( m_timemap_cursor != m_timemap_end )
1570         {
1571                 result = m_timemap_cursor++->second;
1572                 return 0;
1573         }
1574         return -1;
1575 }
1576
1577 RESULT eEPGCache::getNextTimeEntry(const eit_event_struct *&result)
1578 {
1579         if ( m_timemap_cursor != m_timemap_end )
1580         {
1581                 result = m_timemap_cursor++->second->get();
1582                 return 0;
1583         }
1584         return -1;
1585 }
1586
1587 RESULT eEPGCache::getNextTimeEntry(Event *&result)
1588 {
1589         if ( m_timemap_cursor != m_timemap_end )
1590         {
1591                 result = new Event((uint8_t*)m_timemap_cursor++->second->get());
1592                 return 0;
1593         }
1594         return -1;
1595 }
1596
1597 RESULT eEPGCache::getNextTimeEntry(ePtr<eServiceEvent> &result)
1598 {
1599         if ( m_timemap_cursor != m_timemap_end )
1600         {
1601                 Event ev((uint8_t*)m_timemap_cursor++->second->get());
1602                 result = new eServiceEvent();
1603                 return result->parseFrom(&ev, currentQueryTsidOnid);
1604         }
1605         return -1;
1606 }
1607
1608 void fillTuple(ePyObject tuple, const char *argstring, int argcount, ePyObject service, eServiceEvent *ptr, ePyObject nowTime, ePyObject service_name )
1609 {
1610         ePyObject tmp;
1611         int spos=0, tpos=0;
1612         char c;
1613         while(spos < argcount)
1614         {
1615                 bool inc_refcount=false;
1616                 switch((c=argstring[spos++]))
1617                 {
1618                         case '0': // PyLong 0
1619                                 tmp = PyLong_FromLong(0);
1620                                 break;
1621                         case 'I': // Event Id
1622                                 tmp = ptr ? PyLong_FromLong(ptr->getEventId()) : ePyObject();
1623                                 break;
1624                         case 'B': // Event Begin Time
1625                                 tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
1626                                 break;
1627                         case 'D': // Event Duration
1628                                 tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
1629                                 break;
1630                         case 'T': // Event Title
1631                                 tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
1632                                 break;
1633                         case 'S': // Event Short Description
1634                                 tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
1635                                 break;
1636                         case 'E': // Event Extended Description
1637                                 tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
1638                                 break;
1639                         case 'C': // Current Time
1640                                 tmp = nowTime;
1641                                 inc_refcount = true;
1642                                 break;
1643                         case 'R': // service reference string
1644                                 tmp = service;
1645                                 inc_refcount = true;
1646                                 break;
1647                         case 'n': // short service name
1648                         case 'N': // service name
1649                                 tmp = service_name;
1650                                 inc_refcount = true;
1651                                 break;
1652                         case 'X':
1653                                 ++argcount;
1654                                 continue;
1655                         default:  // ignore unknown
1656                                 eDebug("fillTuple unknown '%c'... insert 'None' in result", c);
1657                 }
1658                 if (!tmp)
1659                 {
1660                         tmp = Py_None;
1661                         inc_refcount = true;
1662                 }
1663                 if (inc_refcount)
1664                         Py_INCREF(tmp);
1665                 PyTuple_SET_ITEM(tuple, tpos++, tmp);
1666         }
1667 }
1668
1669 int handleEvent(eServiceEvent *ptr, ePyObject dest_list, const char* argstring, int argcount, ePyObject service, ePyObject nowTime, ePyObject service_name, ePyObject convertFunc, ePyObject convertFuncArgs)
1670 {
1671         if (convertFunc)
1672         {
1673                 fillTuple(convertFuncArgs, argstring, argcount, service, ptr, nowTime, service_name);
1674                 ePyObject result = PyObject_CallObject(convertFunc, convertFuncArgs);
1675                 if (result)
1676                 {
1677                         if (service_name)
1678                                 Py_DECREF(service_name);
1679                         if (nowTime)
1680                                 Py_DECREF(nowTime);
1681                         Py_DECREF(convertFuncArgs);
1682                         Py_DECREF(dest_list);
1683                         PyErr_SetString(PyExc_StandardError,
1684                                 "error in convertFunc execute");
1685                         eDebug("error in convertFunc execute");
1686                         return -1;
1687                 }
1688                 PyList_Append(dest_list, result);
1689                 Py_DECREF(result);
1690         }
1691         else
1692         {
1693                 ePyObject tuple = PyTuple_New(argcount);
1694                 fillTuple(tuple, argstring, argcount, service, ptr, nowTime, service_name);
1695                 PyList_Append(dest_list, tuple);
1696                 Py_DECREF(tuple);
1697         }
1698         return 0;
1699 }
1700
1701 // here we get a python list
1702 // the first entry in the list is a python string to specify the format of the returned tuples (in a list)
1703 //   0 = PyLong(0)
1704 //   I = Event Id
1705 //   B = Event Begin Time
1706 //   D = Event Duration
1707 //   T = Event Title
1708 //   S = Event Short Description
1709 //   E = Event Extended Description
1710 //   C = Current Time
1711 //   R = Service Reference
1712 //   N = Service Name
1713 //   n = Short Service Name
1714 //   X = Return a minimum of one tuple per service in the result list... even when no event was found.
1715 //       The returned tuple is filled with all available infos... non avail is filled as None
1716 //       The position and existence of 'X' in the format string has no influence on the result tuple... its completely ignored..
1717 // then for each service follows a tuple
1718 //   first tuple entry is the servicereference (as string... use the ref.toString() function)
1719 //   the second is the type of query
1720 //     2 = event_id
1721 //    -1 = event before given start_time
1722 //     0 = event intersects given start_time
1723 //    +1 = event after given start_time
1724 //   the third
1725 //      when type is eventid it is the event_id
1726 //      when type is time then it is the start_time ( -1 for now_time )
1727 //   the fourth is the end_time .. ( optional .. for query all events in time range)
1728
1729 PyObject *eEPGCache::lookupEvent(ePyObject list, ePyObject convertFunc)
1730 {
1731         ePyObject convertFuncArgs;
1732         int argcount=0;
1733         const char *argstring=NULL;
1734         if (!PyList_Check(list))
1735         {
1736                 PyErr_SetString(PyExc_StandardError,
1737                         "type error");
1738                 eDebug("no list");
1739                 return NULL;
1740         }
1741         int listIt=0;
1742         int listSize=PyList_Size(list);
1743         if (!listSize)
1744         {
1745                 PyErr_SetString(PyExc_StandardError,
1746                         "not params given");
1747                 eDebug("not params given");
1748                 return NULL;
1749         }
1750         else 
1751         {
1752                 ePyObject argv=PyList_GET_ITEM(list, 0); // borrowed reference!
1753                 if (PyString_Check(argv))
1754                 {
1755                         argstring = PyString_AS_STRING(argv);
1756                         ++listIt;
1757                 }
1758                 else
1759                         argstring = "I"; // just event id as default
1760                 argcount = strlen(argstring);
1761 //              eDebug("have %d args('%s')", argcount, argstring);
1762         }
1763
1764         bool forceReturnOne = strchr(argstring, 'X') ? true : false;
1765         if (forceReturnOne)
1766                 --argcount;
1767
1768         if (convertFunc)
1769         {
1770                 if (!PyCallable_Check(convertFunc))
1771                 {
1772                         PyErr_SetString(PyExc_StandardError,
1773                                 "convertFunc must be callable");
1774                         eDebug("convertFunc is not callable");
1775                         return NULL;
1776                 }
1777                 convertFuncArgs = PyTuple_New(argcount);
1778         }
1779
1780         ePyObject nowTime = strchr(argstring, 'C') ?
1781                 PyLong_FromLong(::time(0)) :
1782                 ePyObject();
1783
1784         int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;
1785
1786         // create dest list
1787         ePyObject dest_list=PyList_New(0);
1788         while(listSize > listIt)
1789         {
1790                 ePyObject item=PyList_GET_ITEM(list, listIt++); // borrowed reference!
1791                 if (PyTuple_Check(item))
1792                 {
1793                         bool service_changed=false;
1794                         int type=0;
1795                         long event_id=-1;
1796                         time_t stime=-1;
1797                         int minutes=0;
1798                         int tupleSize=PyTuple_Size(item);
1799                         int tupleIt=0;
1800                         ePyObject service;
1801                         while(tupleSize > tupleIt)  // parse query args
1802                         {
1803                                 ePyObject entry=PyTuple_GET_ITEM(item, tupleIt); // borrowed reference!
1804                                 switch(tupleIt++)
1805                                 {
1806                                         case 0:
1807                                         {
1808                                                 if (!PyString_Check(entry))
1809                                                 {
1810                                                         eDebug("tuple entry 0 is no a string");
1811                                                         goto skip_entry;
1812                                                 }
1813                                                 service = entry;
1814                                                 break;
1815                                         }
1816                                         case 1:
1817                                                 type=PyInt_AsLong(entry);
1818                                                 if (type < -1 || type > 2)
1819                                                 {
1820                                                         eDebug("unknown type %d", type);
1821                                                         goto skip_entry;
1822                                                 }
1823                                                 break;
1824                                         case 2:
1825                                                 event_id=stime=PyInt_AsLong(entry);
1826                                                 break;
1827                                         case 3:
1828                                                 minutes=PyInt_AsLong(entry);
1829                                                 break;
1830                                         default:
1831                                                 eDebug("unneeded extra argument");
1832                                                 break;
1833                                 }
1834                         }
1835
1836                         if (minutes && stime == -1)
1837                                 stime = ::time(0);
1838
1839                         eServiceReference ref(handleGroup(eServiceReference(PyString_AS_STRING(service))));
1840                         if (ref.type != eServiceReference::idDVB)
1841                         {
1842                                 eDebug("service reference for epg query is not valid");
1843                                 continue;
1844                         }
1845
1846                         // redirect subservice querys to parent service
1847                         eServiceReferenceDVB &dvb_ref = (eServiceReferenceDVB&)ref;
1848                         if (dvb_ref.getParentTransportStreamID().get()) // linkage subservice
1849                         {
1850                                 eServiceCenterPtr service_center;
1851                                 if (!eServiceCenter::getPrivInstance(service_center))
1852                                 {
1853                                         dvb_ref.setTransportStreamID( dvb_ref.getParentTransportStreamID() );
1854                                         dvb_ref.setServiceID( dvb_ref.getParentServiceID() );
1855                                         dvb_ref.setParentTransportStreamID(eTransportStreamID(0));
1856                                         dvb_ref.setParentServiceID(eServiceID(0));
1857                                         dvb_ref.name="";
1858                                         service = PyString_FromString(dvb_ref.toString().c_str());
1859                                         service_changed = true;
1860                                 }
1861                         }
1862
1863                         ePyObject service_name;
1864                         if (must_get_service_name)
1865                         {
1866                                 ePtr<iStaticServiceInformation> sptr;
1867                                 eServiceCenterPtr service_center;
1868                                 eServiceCenter::getPrivInstance(service_center);
1869                                 if (service_center)
1870                                 {
1871                                         service_center->info(ref, sptr);
1872                                         if (sptr)
1873                                         {
1874                                                 std::string name;
1875                                                 sptr->getName(ref, name);
1876
1877                                                 if (must_get_service_name == 1)
1878                                                 {
1879                                                         size_t pos;
1880                                                         // filter short name brakets
1881                                                         while((pos = name.find("\xc2\x86")) != std::string::npos)
1882                                                                 name.erase(pos,2);
1883                                                         while((pos = name.find("\xc2\x87")) != std::string::npos)
1884                                                                 name.erase(pos,2);
1885                                                 }
1886                                                 else
1887                                                         name = buildShortName(name);
1888
1889                                                 if (name.length())
1890                                                         service_name = PyString_FromString(name.c_str());
1891                                         }
1892                                 }
1893                                 if (!service_name)
1894                                         service_name = PyString_FromString("<n/a>");
1895                         }
1896                         if (minutes)
1897                         {
1898                                 singleLock s(cache_lock);
1899                                 if (!startTimeQuery(ref, stime, minutes))
1900                                 {
1901                                         while ( m_timemap_cursor != m_timemap_end )
1902                                         {
1903                                                 Event ev((uint8_t*)m_timemap_cursor++->second->get());
1904                                                 eServiceEvent evt;
1905                                                 evt.parseFrom(&ev, currentQueryTsidOnid);
1906                                                 if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1907                                                         return 0;  // error
1908                                         }
1909                                 }
1910                                 else if (forceReturnOne && handleEvent(0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1911                                         return 0;  // error
1912                         }
1913                         else
1914                         {
1915                                 eServiceEvent evt;
1916                                 const eventData *ev_data=0;
1917                                 if (stime)
1918                                 {
1919                                         singleLock s(cache_lock);
1920                                         if (type == 2)
1921                                                 lookupEventId(ref, event_id, ev_data);
1922                                         else
1923                                                 lookupEventTime(ref, stime, ev_data, type);
1924                                         if (ev_data)
1925                                         {
1926                                                 const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
1927                                                 Event ev((uint8_t*)ev_data->get());
1928                                                 evt.parseFrom(&ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
1929                                         }
1930                                 }
1931                                 if (ev_data)
1932                                 {
1933                                         if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1934                                                 return 0; // error
1935                                 }
1936                                 else if (forceReturnOne && handleEvent(0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1937                                         return 0; // error
1938                         }
1939                         if (service_changed)
1940                                 Py_DECREF(service);
1941                         if (service_name)
1942                                 Py_DECREF(service_name);
1943                 }
1944 skip_entry:
1945                 ;
1946         }
1947         if (convertFuncArgs)
1948                 Py_DECREF(convertFuncArgs);
1949         if (nowTime)
1950                 Py_DECREF(nowTime);
1951         return dest_list;
1952 }
1953
1954 void fillTuple2(ePyObject tuple, const char *argstring, int argcount, eventData *evData, eServiceEvent *ptr, ePyObject service_name, ePyObject service_reference)
1955 {
1956         ePyObject tmp;
1957         int pos=0;
1958         while(pos < argcount)
1959         {
1960                 bool inc_refcount=false;
1961                 switch(argstring[pos])
1962                 {
1963                         case '0': // PyLong 0
1964                                 tmp = PyLong_FromLong(0);
1965                                 break;
1966                         case 'I': // Event Id
1967                                 tmp = PyLong_FromLong(evData->getEventID());
1968                                 break;
1969                         case 'B': // Event Begin Time
1970                                 if (ptr)
1971                                         tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
1972                                 else
1973                                         tmp = PyLong_FromLong(evData->getStartTime());
1974                                 break;
1975                         case 'D': // Event Duration
1976                                 if (ptr)
1977                                         tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
1978                                 else
1979                                         tmp = PyLong_FromLong(evData->getDuration());
1980                                 break;
1981                         case 'T': // Event Title
1982                                 tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
1983                                 break;
1984                         case 'S': // Event Short Description
1985                                 tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
1986                                 break;
1987                         case 'E': // Event Extended Description
1988                                 tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
1989                                 break;
1990                         case 'R': // service reference string
1991                                 tmp = service_reference;
1992                                 inc_refcount = true;
1993                                 break;
1994                         case 'n': // short service name
1995                         case 'N': // service name
1996                                 tmp = service_name;
1997                                 inc_refcount = true;
1998                                 break;
1999                         default:  // ignore unknown
2000                                 eDebug("fillTuple2 unknown '%c'... insert None in Result", argstring[pos]);
2001                 }
2002                 if (!tmp)
2003                 {
2004                         tmp = Py_None;
2005                         inc_refcount = true;
2006                 }
2007                 if (inc_refcount)
2008                         Py_INCREF(tmp);
2009                 PyTuple_SET_ITEM(tuple, pos++, tmp);
2010         }
2011 }
2012
2013 // here we get a python tuple
2014 // the first entry in the tuple is a python string to specify the format of the returned tuples (in a list)
2015 //   I = Event Id
2016 //   B = Event Begin Time
2017 //   D = Event Duration
2018 //   T = Event Title
2019 //   S = Event Short Description
2020 //   E = Event Extended Description
2021 //   R = Service Reference
2022 //   N = Service Name
2023 //   n = Short Service Name
2024 //  the second tuple entry is the MAX matches value
2025 //  the third tuple entry is the type of query
2026 //     0 = search for similar broadcastings (SIMILAR_BROADCASTINGS_SEARCH)
2027 //     1 = search events with exactly title name (EXAKT_TITLE_SEARCH)
2028 //     2 = search events with text in title name (PARTIAL_TITLE_SEARCH)
2029 //  when type is 0 (SIMILAR_BROADCASTINGS_SEARCH)
2030 //   the fourth is the servicereference string
2031 //   the fifth is the eventid
2032 //  when type is 1 or 2 (EXAKT_TITLE_SEARCH or PARTIAL_TITLE_SEARCH)
2033 //   the fourth is the search text
2034 //   the fifth is
2035 //     0 = case sensitive (CASE_CHECK)
2036 //     1 = case insensitive (NO_CASECHECK)
2037
2038 PyObject *eEPGCache::search(ePyObject arg)
2039 {
2040         ePyObject ret;
2041         int descridx = -1;
2042         __u32 descr[512];
2043         int eventid = -1;
2044         const char *argstring=0;
2045         char *refstr=0;
2046         int argcount=0;
2047         int querytype=-1;
2048         bool needServiceEvent=false;
2049         int maxmatches=0;
2050
2051         if (PyTuple_Check(arg))
2052         {
2053                 int tuplesize=PyTuple_Size(arg);
2054                 if (tuplesize > 0)
2055                 {
2056                         ePyObject obj = PyTuple_GET_ITEM(arg,0);
2057                         if (PyString_Check(obj))
2058                         {
2059                                 argcount = PyString_GET_SIZE(obj);
2060                                 argstring = PyString_AS_STRING(obj);
2061                                 for (int i=0; i < argcount; ++i)
2062                                         switch(argstring[i])
2063                                         {
2064                                         case 'S':
2065                                         case 'E':
2066                                         case 'T':
2067                                                 needServiceEvent=true;
2068                                         default:
2069                                                 break;
2070                                         }
2071                         }
2072                         else
2073                         {
2074                                 PyErr_SetString(PyExc_StandardError,
2075                                         "type error");
2076                                 eDebug("tuple arg 0 is not a string");
2077                                 return NULL;
2078                         }
2079                 }
2080                 if (tuplesize > 1)
2081                         maxmatches = PyLong_AsLong(PyTuple_GET_ITEM(arg, 1));
2082                 if (tuplesize > 2)
2083                 {
2084                         querytype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 2));
2085                         if (tuplesize > 4 && querytype == 0)
2086                         {
2087                                 ePyObject obj = PyTuple_GET_ITEM(arg, 3);
2088                                 if (PyString_Check(obj))
2089                                 {
2090                                         refstr = PyString_AS_STRING(obj);
2091                                         eServiceReferenceDVB ref(refstr);
2092                                         if (ref.valid())
2093                                         {
2094                                                 eventid = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
2095                                                 singleLock s(cache_lock);
2096                                                 const eventData *evData = 0;
2097                                                 lookupEventId(ref, eventid, evData);
2098                                                 if (evData)
2099                                                 {
2100                                                         __u8 *data = evData->EITdata;
2101                                                         int tmp = evData->ByteSize-10;
2102                                                         __u32 *p = (__u32*)(data+10);
2103                                                                 // search short and extended event descriptors
2104                                                         while(tmp>3)
2105                                                         {
2106                                                                 __u32 crc = *p++;
2107                                                                 descriptorMap::iterator it =
2108                                                                         eventData::descriptors.find(crc);
2109                                                                 if (it != eventData::descriptors.end())
2110                                                                 {
2111                                                                         __u8 *descr_data = it->second.second;
2112                                                                         switch(descr_data[0])
2113                                                                         {
2114                                                                         case 0x4D ... 0x4E:
2115                                                                                 descr[++descridx]=crc;
2116                                                                         default:
2117                                                                                 break;
2118                                                                         }
2119                                                                 }
2120                                                                 tmp-=4;
2121                                                         }
2122                                                 }
2123                                                 if (descridx<0)
2124                                                         eDebug("event not found");
2125                                         }
2126                                         else
2127                                         {
2128                                                 PyErr_SetString(PyExc_StandardError, "type error");
2129                                                 eDebug("tuple arg 4 is not a valid service reference string");
2130                                                 return NULL;
2131                                         }
2132                                 }
2133                                 else
2134                                 {
2135                                         PyErr_SetString(PyExc_StandardError, "type error");
2136                                         eDebug("tuple arg 4 is not a string");
2137                                         return NULL;
2138                                 }
2139                         }
2140                         else if (tuplesize > 4 && (querytype == 1 || querytype == 2) )
2141                         {
2142                                 ePyObject obj = PyTuple_GET_ITEM(arg, 3);
2143                                 if (PyString_Check(obj))
2144                                 {
2145                                         int casetype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
2146                                         const char *str = PyString_AS_STRING(obj);
2147                                         int textlen = PyString_GET_SIZE(obj);
2148                                         if (querytype == 1)
2149                                                 eDebug("lookup for events with '%s' as title(%s)", str, casetype?"ignore case":"case sensitive");
2150                                         else
2151                                                 eDebug("lookup for events with '%s' in title(%s)", str, casetype?"ignore case":"case sensitive");
2152                                         singleLock s(cache_lock);
2153                                         for (descriptorMap::iterator it(eventData::descriptors.begin());
2154                                                 it != eventData::descriptors.end() && descridx < 511; ++it)
2155                                         {
2156                                                 __u8 *data = it->second.second;
2157                                                 if ( data[0] == 0x4D ) // short event descriptor
2158                                                 {
2159                                                         int title_len = data[5];
2160                                                         if ( querytype == 1 )
2161                                                         {
2162                                                                 if (title_len > textlen)
2163                                                                         continue;
2164                                                                 else if (title_len < textlen)
2165                                                                         continue;
2166                                                                 if ( casetype )
2167                                                                 {
2168                                                                         if ( !strncasecmp((const char*)data+6, str, title_len) )
2169                                                                         {
2170 //                                                                              std::string s((const char*)data+6, title_len);
2171 //                                                                              eDebug("match1 %s %s", str, s.c_str() );
2172                                                                                 descr[++descridx] = it->first;
2173                                                                         }
2174                                                                 }
2175                                                                 else if ( !strncmp((const char*)data+6, str, title_len) )
2176                                                                 {
2177 //                                                                      std::string s((const char*)data+6, title_len);
2178 //                                                                      eDebug("match2 %s %s", str, s.c_str() );
2179                                                                         descr[++descridx] = it->first;
2180                                                                 }
2181                                                         }
2182                                                         else
2183                                                         {
2184                                                                 int idx=0;
2185                                                                 while((title_len-idx) >= textlen)
2186                                                                 {
2187                                                                         if (casetype)
2188                                                                         {
2189                                                                                 if (!strncasecmp((const char*)data+6+idx, str, textlen) )
2190                                                                                 {
2191                                                                                         descr[++descridx] = it->first;
2192 //                                                                                      std::string s((const char*)data+6, title_len);
2193 //                                                                                      eDebug("match 3 %s %s", str, s.c_str() );
2194                                                                                         break;
2195                                                                                 }
2196                                                                                 else if (!strncmp((const char*)data+6+idx, str, textlen) )
2197                                                                                 {
2198                                                                                         descr[++descridx] = it->first;
2199 //                                                                                      std::string s((const char*)data+6, title_len);
2200 //                                                                                      eDebug("match 4 %s %s", str, s.c_str() );
2201                                                                                         break;
2202                                                                                 }
2203                                                                         }
2204                                                                         ++idx;
2205                                                                 }
2206                                                         }
2207                                                 }
2208                                         }
2209                                 }
2210                                 else
2211                                 {
2212                                         PyErr_SetString(PyExc_StandardError,
2213                                                 "type error");
2214                                         eDebug("tuple arg 4 is not a string");
2215                                         return NULL;
2216                                 }
2217                         }
2218                         else
2219                         {
2220                                 PyErr_SetString(PyExc_StandardError,
2221                                         "type error");
2222                                 eDebug("tuple arg 3(%d) is not a known querytype(0, 1, 2)", querytype);
2223                                 return NULL;
2224                         }
2225                 }
2226                 else
2227                 {
2228                         PyErr_SetString(PyExc_StandardError,
2229                                 "type error");
2230                         eDebug("not enough args in tuple");
2231                         return NULL;
2232                 }
2233         }
2234         else
2235         {
2236                 PyErr_SetString(PyExc_StandardError,
2237                         "type error");
2238                 eDebug("arg 0 is not a tuple");
2239                 return NULL;
2240         }
2241
2242         if (descridx > -1)
2243         {
2244                 int maxcount=maxmatches;
2245                 eServiceReferenceDVB ref(refstr?(const eServiceReferenceDVB&)handleGroup(eServiceReference(refstr)):eServiceReferenceDVB(""));
2246                 // ref is only valid in SIMILAR_BROADCASTING_SEARCH
2247                 // in this case we start searching with the base service
2248                 bool first = ref.valid() ? true : false;
2249                 singleLock s(cache_lock);
2250                 eventCache::iterator cit(ref.valid() ? eventDB.find(ref) : eventDB.begin());
2251                 while(cit != eventDB.end() && maxcount)
2252                 {
2253                         if ( ref.valid() && !first && cit->first == ref )
2254                         {
2255                                 // do not scan base service twice ( only in SIMILAR BROADCASTING SEARCH )
2256                                 ++cit;
2257                                 continue;
2258                         }
2259                         ePyObject service_name;
2260                         ePyObject service_reference;
2261                         timeMap &evmap = cit->second.second;
2262                         // check all events
2263                         for (timeMap::iterator evit(evmap.begin()); evit != evmap.end() && maxcount; ++evit)
2264                         {
2265                                 int evid = evit->second->getEventID();
2266                                 if ( evid == eventid)
2267                                         continue;
2268                                 __u8 *data = evit->second->EITdata;
2269                                 int tmp = evit->second->ByteSize-10;
2270                                 __u32 *p = (__u32*)(data+10);
2271                                 // check if any of our descriptor used by this event
2272                                 int cnt=-1;
2273                                 while(tmp>3)
2274                                 {
2275                                         __u32 crc32 = *p++;
2276                                         for ( int i=0; i <= descridx; ++i)
2277                                         {
2278                                                 if (descr[i] == crc32)  // found...
2279                                                         ++cnt;
2280                                         }
2281                                         tmp-=4;
2282                                 }
2283                                 if ( (querytype == 0 && cnt == descridx) ||
2284                                          ((querytype == 1 || querytype == 2) && cnt != -1) )
2285                                 {
2286                                         const uniqueEPGKey &service = cit->first;
2287                                         eServiceReference ref =
2288                                                 eDVBDB::getInstance()->searchReference(service.tsid, service.onid, service.sid);
2289                                         if (ref.valid())
2290                                         {
2291                                         // create servive event
2292                                                 eServiceEvent ptr;
2293                                                 const eventData *ev_data=0;
2294                                                 if (needServiceEvent)
2295                                                 {
2296                                                         if (lookupEventId(ref, evid, ev_data))
2297                                                                 eDebug("event not found !!!!!!!!!!!");
2298                                                         else
2299                                                         {
2300                                                                 const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
2301                                                                 Event ev((uint8_t*)ev_data->get());
2302                                                                 ptr.parseFrom(&ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
2303                                                         }
2304                                                 }
2305                                         // create service name
2306                                                 if (!service_name)
2307                                                 {
2308                                                         int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;
2309                                                         if (must_get_service_name)
2310                                                         {
2311                                                                 ePtr<iStaticServiceInformation> sptr;
2312                                                                 eServiceCenterPtr service_center;
2313                                                                 eServiceCenter::getPrivInstance(service_center);
2314                                                                 if (service_center)
2315                                                                 {
2316                                                                         service_center->info(ref, sptr);
2317                                                                         if (sptr)
2318                                                                         {
2319                                                                                 std::string name;
2320                                                                                 sptr->getName(ref, name);
2321
2322                                                                                 if (must_get_service_name == 1)
2323                                                                                 {
2324                                                                                         size_t pos;
2325                                                                                         // filter short name brakets
2326                                                                                         while((pos = name.find("\xc2\x86")) != std::string::npos)
2327                                                                                                 name.erase(pos,2);
2328                                                                                         while((pos = name.find("\xc2\x87")) != std::string::npos)
2329                                                                                                 name.erase(pos,2);
2330                                                                                 }
2331                                                                                 else
2332                                                                                         name = buildShortName(name);
2333
2334                                                                                 if (name.length())
2335                                                                                         service_name = PyString_FromString(name.c_str());
2336                                                                         }
2337                                                                 }
2338                                                                 if (!service_name)
2339                                                                         service_name = PyString_FromString("<n/a>");
2340                                                         }
2341                                                 }
2342                                         // create servicereference string
2343                                                 if (!service_reference && strchr(argstring,'R'))
2344                                                         service_reference = PyString_FromString(ref.toString().c_str());
2345                                         // create list
2346                                                 if (!ret)
2347                                                         ret = PyList_New(0);
2348                                         // create tuple
2349                                                 ePyObject tuple = PyTuple_New(argcount);
2350                                         // fill tuple
2351                                                 fillTuple2(tuple, argstring, argcount, evit->second, ev_data ? &ptr : 0, service_name, service_reference);
2352                                                 PyList_Append(ret, tuple);
2353                                                 Py_DECREF(tuple);
2354                                                 --maxcount;
2355                                         }
2356                                 }
2357                         }
2358                         if (service_name)
2359                                 Py_DECREF(service_name);
2360                         if (service_reference)
2361                                 Py_DECREF(service_reference);
2362                         if (first)
2363                         {
2364                                 // now start at first service in epgcache database ( only in SIMILAR BROADCASTING SEARCH )
2365                                 first=false;
2366                                 cit=eventDB.begin();
2367                         }
2368                         else
2369                                 ++cit;
2370                 }
2371         }
2372
2373         if (!ret)
2374                 Py_RETURN_NONE;
2375
2376         return ret;
2377 }
2378
2379 #ifdef ENABLE_PRIVATE_EPG
2380 #include <dvbsi++/descriptor_tag.h>
2381 #include <dvbsi++/unknown_descriptor.h>
2382 #include <dvbsi++/private_data_specifier_descriptor.h>
2383
2384 void eEPGCache::PMTready(eDVBServicePMTHandler *pmthandler)
2385 {
2386         ePtr<eTable<ProgramMapSection> > ptr;
2387         if (!pmthandler->getPMT(ptr) && ptr)
2388         {
2389                 std::vector<ProgramMapSection*>::const_iterator i;
2390                 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
2391                 {
2392                         const ProgramMapSection &pmt = **i;
2393
2394                         ElementaryStreamInfoConstIterator es;
2395                         for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
2396                         {
2397                                 int tmp=0;
2398                                 switch ((*es)->getType())
2399                                 {
2400                                 case 0x05: // private
2401                                         for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
2402                                                 desc != (*es)->getDescriptors()->end(); ++desc)
2403                                         {
2404                                                 switch ((*desc)->getTag())
2405                                                 {
2406                                                         case PRIVATE_DATA_SPECIFIER_DESCRIPTOR:
2407                                                                 if (((PrivateDataSpecifierDescriptor*)(*desc))->getPrivateDataSpecifier() == 190)
2408                                                                         tmp |= 1;
2409                                                                 break;
2410                                                         case 0x90:
2411                                                         {
2412                                                                 UnknownDescriptor *descr = (UnknownDescriptor*)*desc;
2413                                                                 int descr_len = descr->getLength();
2414                                                                 if (descr_len == 4)
2415                                                                 {
2416                                                                         uint8_t data[descr_len+2];
2417                                                                         descr->writeToBuffer(data);
2418                                                                         if ( !data[2] && !data[3] && data[4] == 0xFF && data[5] == 0xFF )
2419                                                                                 tmp |= 2;
2420                                                                 }
2421                                                                 break;
2422                                                         }
2423                                                         default:
2424                                                                 break;
2425                                                 }
2426                                         }
2427                                 default:
2428                                         break;
2429                                 }
2430                                 if (tmp==3)
2431                                 {
2432                                         eServiceReferenceDVB ref;
2433                                         if (!pmthandler->getServiceReference(ref))
2434                                         {
2435                                                 int pid = (*es)->getPid();
2436                                                 messages.send(Message(Message::got_private_pid, ref, pid));
2437                                                 return;
2438                                         }
2439                                 }
2440                         }
2441                 }
2442         }
2443         else
2444                 eDebug("PMTready but no pmt!!");
2445 }
2446
2447 struct date_time
2448 {
2449         __u8 data[5];
2450         time_t tm;
2451         date_time( const date_time &a )
2452         {
2453                 memcpy(data, a.data, 5);
2454                 tm = a.tm;
2455         }
2456         date_time( const __u8 data[5])
2457         {
2458                 memcpy(this->data, data, 5);
2459                 tm = parseDVBtime(data[0], data[1], data[2], data[3], data[4]);
2460         }
2461         date_time()
2462         {
2463         }
2464         const __u8& operator[](int pos) const
2465         {
2466                 return data[pos];
2467         }
2468 };
2469
2470 struct less_datetime
2471 {
2472         bool operator()( const date_time &a, const date_time &b ) const
2473         {
2474                 return abs(a.tm-b.tm) < 360 ? false : a.tm < b.tm;
2475         }
2476 };
2477
2478 void eEPGCache::privateSectionRead(const uniqueEPGKey &current_service, const __u8 *data)
2479 {
2480         contentMap &content_time_table = content_time_tables[current_service];
2481         singleLock s(cache_lock);
2482         std::map< date_time, std::list<uniqueEPGKey>, less_datetime > start_times;
2483         eventMap &evMap = eventDB[current_service].first;
2484         timeMap &tmMap = eventDB[current_service].second;
2485         int ptr=8;
2486         int content_id = data[ptr++] << 24;
2487         content_id |= data[ptr++] << 16;
2488         content_id |= data[ptr++] << 8;
2489         content_id |= data[ptr++];
2490
2491         contentTimeMap &time_event_map =
2492                 content_time_table[content_id];
2493         for ( contentTimeMap::iterator it( time_event_map.begin() );
2494                 it != time_event_map.end(); ++it )
2495         {
2496                 eventMap::iterator evIt( evMap.find(it->second.second) );
2497                 if ( evIt != evMap.end() )
2498                 {
2499                         delete evIt->second;
2500                         evMap.erase(evIt);
2501                 }
2502                 tmMap.erase(it->second.first);
2503         }
2504         time_event_map.clear();
2505
2506         __u8 duration[3];
2507         memcpy(duration, data+ptr, 3);
2508         ptr+=3;
2509         int duration_sec =
2510                 fromBCD(duration[0])*3600+fromBCD(duration[1])*60+fromBCD(duration[2]);
2511
2512         const __u8 *descriptors[65];
2513         const __u8 **pdescr = descriptors;
2514
2515         int descriptors_length = (data[ptr++]&0x0F) << 8;
2516         descriptors_length |= data[ptr++];
2517         while ( descriptors_length > 1 )
2518         {
2519                 int descr_type = data[ptr];
2520                 int descr_len = data[ptr+1];
2521                 descriptors_length -= 2;
2522                 if (descriptors_length >= descr_len)
2523                 {
2524                         descriptors_length -= descr_len;
2525                         if ( descr_type == 0xf2 && descr_len > 5)
2526                         {
2527                                 ptr+=2;
2528                                 int tsid = data[ptr++] << 8;
2529                                 tsid |= data[ptr++];
2530                                 int onid = data[ptr++] << 8;
2531                                 onid |= data[ptr++];
2532                                 int sid = data[ptr++] << 8;
2533                                 sid |= data[ptr++];
2534
2535 // WORKAROUND for wrong transmitted epg data (01.10.2007)
2536                                 if ( onid == 0x85 )
2537                                 {
2538                                         switch( (tsid << 16) | sid )
2539                                         {
2540                                                 case 0x01030b: sid = 0x1b; tsid = 4; break;  // Premiere Win
2541                                                 case 0x0300f0: sid = 0xe0; tsid = 2; break;
2542                                                 case 0x0300f1: sid = 0xe1; tsid = 2; break;
2543                                                 case 0x0300f5: sid = 0xdc; break;
2544                                                 case 0x0400d2: sid = 0xe2; tsid = 0x11; break;
2545                                                 case 0x1100d3: sid = 0xe3; break;
2546                                                 case 0x0100d4: sid = 0xe4; tsid = 4; break;
2547                                         }
2548                                 }
2549 ////////////////////////////////////////////
2550
2551                                 uniqueEPGKey service( sid, onid, tsid );
2552                                 descr_len -= 6;
2553                                 while( descr_len > 2 )
2554                                 {
2555                                         __u8 datetime[5];
2556                                         datetime[0] = data[ptr++];
2557                                         datetime[1] = data[ptr++];
2558                                         int tmp_len = data[ptr++];
2559                                         descr_len -= 3;
2560                                         if (descr_len >= tmp_len)
2561                                         {
2562                                                 descr_len -= tmp_len;
2563                                                 while( tmp_len > 2 )
2564                                                 {
2565                                                         memcpy(datetime+2, data+ptr, 3);
2566                                                         ptr += 3;
2567                                                         tmp_len -= 3;
2568                                                         start_times[datetime].push_back(service);
2569                                                 }
2570