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         uniqueEPGKey service( HILO(eit->service_id), HILO(eit->original_network_id), HILO(eit->transport_stream_id) );
 464         eit_event_struct* eit_event = (eit_event_struct*) (data+ptr);
 465         int eit_event_size;
 466         int duration;
 467
 468         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);
 469         time_t now = eDVBLocalTimeHandler::getInstance()->nowTime();
 470
 471         if ( TM != 3599 && TM > -1)
 472                 channel->haveData |= source;
 473
 474         singleLock s(cache_lock);
 475         // hier wird immer eine eventMap zurück gegeben.. entweder eine vorhandene..
 476         // oder eine durch [] erzeugte
 477         std::pair<eventMap,timeMap> &servicemap = eventDB[service];
 478         eventMap::iterator prevEventIt = servicemap.first.end();
 479         timeMap::iterator prevTimeIt = servicemap.second.end();
 480
 481         while (ptr<len)
 482         {
 483                 eit_event_size = HILO(eit_event->descriptors_loop_length)+EIT_LOOP_SIZE;
 484
 485                 duration = fromBCD(eit_event->duration_1)*3600+fromBCD(eit_event->duration_2)*60+fromBCD(eit_event->duration_3);
 486                 TM = parseDVBtime(
 487                         eit_event->start_time_1,
 488                         eit_event->start_time_2,
 489                         eit_event->start_time_3,
 490                         eit_event->start_time_4,
 491                         eit_event->start_time_5);
 492
 493                 if ( TM == 3599 )
 494                         goto next;
 495
 496                 if ( TM != 3599 && (TM+duration < now || TM > now+14*24*60*60) )
 497                         goto next;
 498
 499                 if ( now <= (TM+duration) || TM == 3599 /*NVOD Service*/ )  // old events should not be cached
 500                 {
 501                         __u16 event_id = HILO(eit_event->event_id);
 502 //                      eDebug("event_id is %d sid is %04x", event_id, service.sid);
 503
 504                         eventData *evt = 0;
 505                         int ev_erase_count = 0;
 506                         int tm_erase_count = 0;
 507
 508                         // search in eventmap
 509                         eventMap::iterator ev_it =
 510                                 servicemap.first.find(event_id);
 511
 512                         // entry with this event_id is already exist ?
 513                         if ( ev_it != servicemap.first.end() )
 514                         {
 515                                 if ( source > ev_it->second->type )  // update needed ?
 516                                         goto next; // when not.. then skip this entry
 517
 518                                 // search this event in timemap
 519                                 timeMap::iterator tm_it_tmp =
 520                                         servicemap.second.find(ev_it->second->getStartTime());
 521
 522                                 if ( tm_it_tmp != servicemap.second.end() )
 523                                 {
 524                                         if ( tm_it_tmp->first == TM ) // just update eventdata
 525                                         {
 526                                                 // exempt memory
 527                                                 eventData *tmp = ev_it->second;
 528                                                 ev_it->second = tm_it_tmp->second =
 529                                                         new eventData(eit_event, eit_event_size, source);
 530                                                 if (FixOverlapping(servicemap, TM, duration, tm_it_tmp, service))
 531                                                 {
 532                                                         prevEventIt = servicemap.first.end();
 533                                                         prevTimeIt = servicemap.second.end();
 534                                                 }
 535                                                 delete tmp;
 536                                                 goto next;
 537                                         }
 538                                         else  // event has new event begin time
 539                                         {
 540                                                 tm_erase_count++;
 541                                                 // delete the found record from timemap
 542                                                 servicemap.second.erase(tm_it_tmp);
 543                                                 prevTimeIt=servicemap.second.end();
 544                                         }
 545                                 }
 546                         }
 547
 548                         // search in timemap, for check of a case if new time has coincided with time of other event
 549                         // or event was is not found in eventmap
 550                         timeMap::iterator tm_it =
 551                                 servicemap.second.find(TM);
 552
 553                         if ( tm_it != servicemap.second.end() )
 554                         {
 555                                 // event with same start time but another event_id...
 556                                 if ( source > tm_it->second->type &&
 557                                         ev_it == servicemap.first.end() )
 558                                         goto next; // when not.. then skip this entry
 559
 560                                 // search this time in eventmap
 561                                 eventMap::iterator ev_it_tmp =
 562                                         servicemap.first.find(tm_it->second->getEventID());
 563
 564                                 if ( ev_it_tmp != servicemap.first.end() )
 565                                 {
 566                                         ev_erase_count++;
 567                                         // delete the found record from eventmap
 568                                         servicemap.first.erase(ev_it_tmp);
 569                                         prevEventIt=servicemap.first.end();
 570                                 }
 571                         }
 572                         evt = new eventData(eit_event, eit_event_size, source);
 573 #ifdef EPG_DEBUG
 574                         bool consistencyCheck=true;
 575 #endif
 576                         if (ev_erase_count > 0 && tm_erase_count > 0) // 2 different pairs have been removed
 577                         {
 578                                 // exempt memory
 579                                 delete ev_it->second;
 580                                 delete tm_it->second;
 581                                 ev_it->second=evt;
 582                                 tm_it->second=evt;
 583                         }
 584                         else if (ev_erase_count == 0 && tm_erase_count > 0)
 585                         {
 586                                 // exempt memory
 587                                 delete ev_it->second;
 588                                 tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
 589                                 ev_it->second=evt;
 590                         }
 591                         else if (ev_erase_count > 0 && tm_erase_count == 0)
 592                         {
 593                                 // exempt memory
 594                                 delete tm_it->second;
 595                                 ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
 596                                 tm_it->second=evt;
 597                         }
 598                         else // added new eventData
 599                         {
 600 #ifdef EPG_DEBUG
 601                                 consistencyCheck=false;
 602 #endif
 603                                 ev_it=prevEventIt=servicemap.first.insert( prevEventIt, std::pair<const __u16, eventData*>( event_id, evt) );
 604                                 tm_it=prevTimeIt=servicemap.second.insert( prevTimeIt, std::pair<const time_t, eventData*>( TM, evt ) );
 605                         }
 606
 607 #ifdef EPG_DEBUG
 608                         if ( consistencyCheck )
 609                         {
 610                                 if ( tm_it->second != evt || ev_it->second != evt )
 611                                         eFatal("tm_it->second != ev_it->second");
 612                                 else if ( tm_it->second->getStartTime() != tm_it->first )
 613                                         eFatal("event start_time(%d) non equal timemap key(%d)",
 614                                                 tm_it->second->getStartTime(), tm_it->first );
 615                                 else if ( tm_it->first != TM )
 616                                         eFatal("timemap key(%d) non equal TM(%d)",
 617                                                 tm_it->first, TM);
 618                                 else if ( ev_it->second->getEventID() != ev_it->first )
 619                                         eFatal("event_id (%d) non equal event_map key(%d)",
 620                                                 ev_it->second->getEventID(), ev_it->first);
 621                                 else if ( ev_it->first != event_id )
 622                                         eFatal("eventmap key(%d) non equal event_id(%d)",
 623                                                 ev_it->first, event_id );
 624                         }
 625 #endif
 626                         if (FixOverlapping(servicemap, TM, duration, tm_it, service))
 627                         {
 628                                 prevEventIt = servicemap.first.end();
 629                                 prevTimeIt = servicemap.second.end();
 630                         }
 631                 }
 632 next:
 633 #ifdef EPG_DEBUG
 634                 if ( servicemap.first.size() != servicemap.second.size() )
 635                 {
 636                         FILE *f = fopen("/hdd/event_map.txt", "w+");
 637                         int i=0;
 638                         for (eventMap::iterator it(servicemap.first.begin())
 639                                 ; it != servicemap.first.end(); ++it )
 640                                 fprintf(f, "%d(key %d) -> time %d, event_id %d, data %p\n",
 641                                         i++, (int)it->first, (int)it->second->getStartTime(), (int)it->second->getEventID(), it->second );
 642                         fclose(f);
 643                         f = fopen("/hdd/time_map.txt", "w+");
 644                         i=0;
 645                         for (timeMap::iterator it(servicemap.second.begin())
 646                                 ; it != servicemap.second.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
 651                         eFatal("(1)map sizes not equal :( sid %04x tsid %04x onid %04x size %d size2 %d",
 652                                 service.sid, service.tsid, service.onid,
 653                                 servicemap.first.size(), servicemap.second.size() );
 654                 }
 655 #endif
 656                 ptr += eit_event_size;
 657                 eit_event=(eit_event_struct*)(((__u8*)eit_event)+eit_event_size);
 658         }
 659 }
 660
 661 void eEPGCache::flushEPG(const uniqueEPGKey & s)
 662 {
 663         eDebug("[EPGC] flushEPG %d", (int)(bool)s);
 664         singleLock l(cache_lock);
 665         if (s)  // clear only this service
 666         {
 667                 eventCache::iterator it = eventDB.find(s);
 668                 if ( it != eventDB.end() )
 669                 {
 670                         eventMap &evMap = it->second.first;
 671                         timeMap &tmMap = it->second.second;
 672                         tmMap.clear();
 673                         for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
 674                                 delete i->second;
 675                         evMap.clear();
 676                         eventDB.erase(it);
 677
 678                         // TODO .. search corresponding channel for removed service and remove this channel from lastupdated map
 679 #ifdef ENABLE_PRIVATE_EPG
 680                         contentMaps::iterator it =
 681                                 content_time_tables.find(s);
 682                         if ( it != content_time_tables.end() )
 683                         {
 684                                 it->second.clear();
 685                                 content_time_tables.erase(it);
 686                         }
 687 #endif
 688                 }
 689         }
 690         else // clear complete EPG Cache
 691         {
 692                 for (eventCache::iterator it(eventDB.begin());
 693                         it != eventDB.end(); ++it)
 694                 {
 695                         eventMap &evMap = it->second.first;
 696                         timeMap &tmMap = it->second.second;
 697                         for (eventMap::iterator i = evMap.begin(); i != evMap.end(); ++i)
 698                                 delete i->second;
 699                         evMap.clear();
 700                         tmMap.clear();
 701                 }
 702                 eventDB.clear();
 703 #ifdef ENABLE_PRIVATE_EPG
 704                 content_time_tables.clear();
 705 #endif
 706                 channelLastUpdated.clear();
 707                 singleLock m(channel_map_lock);
 708                 for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
 709                         it->second->startEPG();
 710         }
 711         eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
 712 }
 713
 714 void eEPGCache::cleanLoop()
 715 {
 716         singleLock s(cache_lock);
 717         if (!eventDB.empty())
 718         {
 719                 eDebug("[EPGC] start cleanloop");
 720
 721                 time_t now = eDVBLocalTimeHandler::getInstance()->nowTime();
 722
 723                 for (eventCache::iterator DBIt = eventDB.begin(); DBIt != eventDB.end(); DBIt++)
 724                 {
 725                         bool updated = false;
 726                         for (timeMap::iterator It = DBIt->second.second.begin(); It != DBIt->second.second.end() && It->first < now;)
 727                         {
 728                                 if ( now > (It->first+It->second->getDuration()) )  // outdated normal entry (nvod references to)
 729                                 {
 730                                         // remove entry from eventMap
 731                                         eventMap::iterator b(DBIt->second.first.find(It->second->getEventID()));
 732                                         if ( b != DBIt->second.first.end() )
 733                                         {
 734                                                 // release Heap Memory for this entry   (new ....)
 735 //                                              eDebug("[EPGC] delete old event (evmap)");
 736                                                 DBIt->second.first.erase(b);
 737                                         }
 738
 739                                         // remove entry from timeMap
 740 //                                      eDebug("[EPGC] release heap mem");
 741                                         delete It->second;
 742                                         DBIt->second.second.erase(It++);
 743 //                                      eDebug("[EPGC] delete old event (timeMap)");
 744                                         updated = true;
 745                                 }
 746                                 else
 747                                         ++It;
 748                         }
 749 #ifdef ENABLE_PRIVATE_EPG
 750                         if ( updated )
 751                         {
 752                                 contentMaps::iterator x =
 753                                         content_time_tables.find( DBIt->first );
 754                                 if ( x != content_time_tables.end() )
 755                                 {
 756                                         timeMap &tmMap = DBIt->second.second;
 757                                         for ( contentMap::iterator i = x->second.begin(); i != x->second.end(); )
 758                                         {
 759                                                 for ( contentTimeMap::iterator it(i->second.begin());
 760                                                         it != i->second.end(); )
 761                                                 {
 762                                                         if ( tmMap.find(it->second.first) == tmMap.end() )
 763                                                                 i->second.erase(it++);
 764                                                         else
 765                                                                 ++it;
 766                                                 }
 767                                                 if ( i->second.size() )
 768                                                         ++i;
 769                                                 else
 770                                                         x->second.erase(i++);
 771                                         }
 772                                 }
 773                         }
 774 #endif
 775                 }
 776                 eDebug("[EPGC] stop cleanloop");
 777                 eDebug("[EPGC] %i bytes for cache used", eventData::CacheSize);
 778         }
 779         cleanTimer.start(CLEAN_INTERVAL,true);
 780 }
 781
 782 eEPGCache::~eEPGCache()
 783 {
 784         messages.send(Message::quit);
 785         kill(); // waiting for thread shutdown
 786         singleLock s(cache_lock);
 787         for (eventCache::iterator evIt = eventDB.begin(); evIt != eventDB.end(); evIt++)
 788                 for (eventMap::iterator It = evIt->second.first.begin(); It != evIt->second.first.end(); It++)
 789                         delete It->second;
 790 }
 791
 792 void eEPGCache::gotMessage( const Message &msg )
 793 {
 794         switch (msg.type)
 795         {
 796                 case Message::flush:
 797                         flushEPG(msg.service);
 798                         break;
 799                 case Message::startChannel:
 800                 {
 801                         singleLock s(channel_map_lock);
 802                         channelMapIterator channel =
 803                                 m_knownChannels.find(msg.channel);
 804                         if ( channel != m_knownChannels.end() )
 805                                 channel->second->startChannel();
 806                         break;
 807                 }
 808                 case Message::leaveChannel:
 809                 {
 810                         singleLock s(channel_map_lock);
 811                         channelMapIterator channel =
 812                                 m_knownChannels.find(msg.channel);
 813                         if ( channel != m_knownChannels.end() )
 814                                 channel->second->abortEPG();
 815                         break;
 816                 }
 817                 case Message::quit:
 818                         quit(0);
 819                         break;
 820 #ifdef ENABLE_PRIVATE_EPG
 821                 case Message::got_private_pid:
 822                 {
 823                         singleLock s(channel_map_lock);
 824                         for (channelMapIterator it(m_knownChannels.begin()); it != m_knownChannels.end(); ++it)
 825                         {
 826                                 eDVBChannel *channel = (eDVBChannel*) it->first;
 827                                 channel_data *data = it->second;
 828                                 eDVBChannelID chid = channel->getChannelID();
 829                                 if ( chid.transport_stream_id.get() == msg.service.tsid &&
 830                                         chid.original_network_id.get() == msg.service.onid &&
 831                                         data->m_PrivatePid == -1 )
 832                                 {
 833                                         data->m_PrevVersion = -1;
 834                                         data->m_PrivatePid = msg.pid;
 835                                         data->m_PrivateService = msg.service;
 836                                         int onid = chid.original_network_id.get();
 837                                         onid |= 0x80000000;  // we use highest bit as private epg indicator
 838                                         chid.original_network_id = onid;
 839                                         updateMap::iterator It = channelLastUpdated.find( chid );
 840                                         int update = ( It != channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (eDVBLocalTimeHandler::getInstance()->nowTime()-It->second) * 1000 ) ) : ZAP_DELAY );
 841                                         if (update < ZAP_DELAY)
 842                                                 update = ZAP_DELAY;
 843                                         data->startPrivateTimer.start(update, 1);
 844                                         if (update >= 60000)
 845                                                 eDebug("[EPGC] next private update in %i min", update/60000);
 846                                         else if (update >= 1000)
 847                                                 eDebug("[EPGC] next private update in %i sec", update/1000);
 848                                         break;
 849                                 }
 850                         }
 851                         break;
 852                 }
 853 #endif
 854                 case Message::timeChanged:
 855                         cleanLoop();
 856                         break;
 857                 default:
 858                         eDebug("unhandled EPGCache Message!!");
 859                         break;
 860         }
 861 }
 862
 863 void eEPGCache::thread()
 864 {
 865         hasStarted();
 866         nice(4);
 867         load();
 868         cleanLoop();
 869         runLoop();
 870         save();
 871 }
 872
 873 void eEPGCache::load()
 874 {
 875         FILE *f = fopen("/hdd/epg.dat", "r");
 876         if (f)
 877         {
 878                 unlink("/hdd/epg.dat");
 879                 int size=0;
 880                 int cnt=0;
 881 #if 0
 882                 unsigned char md5_saved[16];
 883                 unsigned char md5[16];
 884                 bool md5ok=false;
 885
 886                 if (!md5_file("/hdd/epg.dat", 1, md5))
 887                 {
 888                         FILE *f = fopen("/hdd/epg.dat.md5", "r");
 889                         if (f)
 890                         {
 891                                 fread( md5_saved, 16, 1, f);
 892                                 fclose(f);
 893                                 if ( !memcmp(md5_saved, md5, 16) )
 894                                         md5ok=true;
 895                         }
 896                 }
 897                 if ( md5ok )
 898 #endif
 899                 {
 900                         unsigned int magic=0;
 901                         fread( &magic, sizeof(int), 1, f);
 902                         if (magic != 0x98765432)
 903                         {
 904                                 eDebug("[EPGC] epg file has incorrect byte order.. dont read it");
 905                                 fclose(f);
 906                                 return;
 907                         }
 908                         char text1[13];
 909                         fread( text1, 13, 1, f);
 910                         if ( !strncmp( text1, "ENIGMA_EPG_V7", 13) )
 911                         {
 912                                 singleLock s(cache_lock);
 913                                 fread( &size, sizeof(int), 1, f);
 914                                 while(size--)
 915                                 {
 916                                         uniqueEPGKey key;
 917                                         eventMap evMap;
 918                                         timeMap tmMap;
 919                                         int size=0;
 920                                         fread( &key, sizeof(uniqueEPGKey), 1, f);
 921                                         fread( &size, sizeof(int), 1, f);
 922                                         while(size--)
 923                                         {
 924                                                 __u8 len=0;
 925                                                 __u8 type=0;
 926                                                 eventData *event=0;
 927                                                 fread( &type, sizeof(__u8), 1, f);
 928                                                 fread( &len, sizeof(__u8), 1, f);
 929                                                 event = new eventData(0, len, type);
 930                                                 event->EITdata = new __u8[len];
 931                                                 eventData::CacheSize+=len;
 932                                                 fread( event->EITdata, len, 1, f);
 933                                                 evMap[ event->getEventID() ]=event;
 934                                                 tmMap[ event->getStartTime() ]=event;
 935                                                 ++cnt;
 936                                         }
 937                                         eventDB[key]=std::pair<eventMap,timeMap>(evMap,tmMap);
 938                                 }
 939                                 eventData::load(f);
 940                                 eDebug("[EPGC] %d events read from /hdd/epg.dat", cnt);
 941 #ifdef ENABLE_PRIVATE_EPG
 942                                 char text2[11];
 943                                 fread( text2, 11, 1, f);
 944                                 if ( !strncmp( text2, "PRIVATE_EPG", 11) )
 945                                 {
 946                                         size=0;
 947                                         fread( &size, sizeof(int), 1, f);
 948                                         while(size--)
 949                                         {
 950                                                 int size=0;
 951                                                 uniqueEPGKey key;
 952                                                 fread( &key, sizeof(uniqueEPGKey), 1, f);
 953                                                 eventMap &evMap=eventDB[key].first;
 954                                                 fread( &size, sizeof(int), 1, f);
 955                                                 while(size--)
 956                                                 {
 957                                                         int size;
 958                                                         int content_id;
 959                                                         fread( &content_id, sizeof(int), 1, f);
 960                                                         fread( &size, sizeof(int), 1, f);
 961                                                         while(size--)
 962                                                         {
 963                                                                 time_t time1, time2;
 964                                                                 __u16 event_id;
 965                                                                 fread( &time1, sizeof(time_t), 1, f);
 966                                                                 fread( &time2, sizeof(time_t), 1, f);
 967                                                                 fread( &event_id, sizeof(__u16), 1, f);
 968                                                                 content_time_tables[key][content_id][time1]=std::pair<time_t, __u16>(time2, event_id);
 969                                                                 eventMap::iterator it =
 970                                                                         evMap.find(event_id);
 971                                                                 if (it != evMap.end())
 972                                                                         it->second->type = PRIVATE;
 973                                                         }
 974                                                 }
 975                                         }
 976                                 }
 977 #endif // ENABLE_PRIVATE_EPG
 978                         }
 979                         else
 980                                 eDebug("[EPGC] don't read old epg database");
 981                         fclose(f);
 982                 }
 983         }
 984 }
 985
 986 void eEPGCache::save()
 987 {
 988         struct statfs s;
 989         off64_t tmp;
 990         if (statfs("/hdd", &s)<0)
 991                 tmp=0;
 992         else
 993         {
 994                 tmp=s.f_blocks;
 995                 tmp*=s.f_bsize;
 996         }
 997
 998         // prevent writes to builtin flash
 999         if ( tmp < 1024*1024*50 ) // storage size < 50MB
1000                 return;
1001
1002         // check for enough free space on storage
1003         tmp=s.f_bfree;
1004         tmp*=s.f_bsize;
1005         if ( tmp < (eventData::CacheSize*12)/10 ) // 20% overhead
1006                 return;
1007
1008         FILE *f = fopen("/hdd/epg.dat", "w");
1009         int cnt=0;
1010         if ( f )
1011         {
1012                 unsigned int magic = 0x98765432;
1013                 fwrite( &magic, sizeof(int), 1, f);
1014                 const char *text = "ENIGMA_EPG_V7";
1015                 fwrite( text, 13, 1, f );
1016                 int size = eventDB.size();
1017                 fwrite( &size, sizeof(int), 1, f );
1018                 for (eventCache::iterator service_it(eventDB.begin()); service_it != eventDB.end(); ++service_it)
1019                 {
1020                         timeMap &timemap = service_it->second.second;
1021                         fwrite( &service_it->first, sizeof(uniqueEPGKey), 1, f);
1022                         size = timemap.size();
1023                         fwrite( &size, sizeof(int), 1, f);
1024                         for (timeMap::iterator time_it(timemap.begin()); time_it != timemap.end(); ++time_it)
1025                         {
1026                                 __u8 len = time_it->second->ByteSize;
1027                                 fwrite( &time_it->second->type, sizeof(__u8), 1, f );
1028                                 fwrite( &len, sizeof(__u8), 1, f);
1029                                 fwrite( time_it->second->EITdata, len, 1, f);
1030                                 ++cnt;
1031                         }
1032                 }
1033                 eDebug("[EPGC] %d events written to /hdd/epg.dat", cnt);
1034                 eventData::save(f);
1035 #ifdef ENABLE_PRIVATE_EPG
1036                 const char* text3 = "PRIVATE_EPG";
1037                 fwrite( text3, 11, 1, f );
1038                 size = content_time_tables.size();
1039                 fwrite( &size, sizeof(int), 1, f);
1040                 for (contentMaps::iterator a = content_time_tables.begin(); a != content_time_tables.end(); ++a)
1041                 {
1042                         contentMap &content_time_table = a->second;
1043                         fwrite( &a->first, sizeof(uniqueEPGKey), 1, f);
1044                         int size = content_time_table.size();
1045                         fwrite( &size, sizeof(int), 1, f);
1046                         for (contentMap::iterator i = content_time_table.begin(); i != content_time_table.end(); ++i )
1047                         {
1048                                 int size = i->second.size();
1049                                 fwrite( &i->first, sizeof(int), 1, f);
1050                                 fwrite( &size, sizeof(int), 1, f);
1051                                 for ( contentTimeMap::iterator it(i->second.begin());
1052                                         it != i->second.end(); ++it )
1053                                 {
1054                                         fwrite( &it->first, sizeof(time_t), 1, f);
1055                                         fwrite( &it->second.first, sizeof(time_t), 1, f);
1056                                         fwrite( &it->second.second, sizeof(__u16), 1, f);
1057                                 }
1058                         }
1059                 }
1060 #endif
1061                 fclose(f);
1062 #if 0
1063                 unsigned char md5[16];
1064                 if (!md5_file("/hdd/epg.dat", 1, md5))
1065                 {
1066                         FILE *f = fopen("/hdd/epg.dat.md5", "w");
1067                         if (f)
1068                         {
1069                                 fwrite( md5, 16, 1, f);
1070                                 fclose(f);
1071                         }
1072                 }
1073 #endif
1074         }
1075 }
1076
1077 eEPGCache::channel_data::channel_data(eEPGCache *ml)
1078         :cache(ml)
1079         ,abortTimer(ml), zapTimer(ml), state(0)
1080         ,isRunning(0), haveData(0)
1081 #ifdef ENABLE_PRIVATE_EPG
1082         ,startPrivateTimer(ml)
1083 #endif
1084 #ifdef ENABLE_MHW_EPG
1085         ,m_MHWTimeoutTimer(ml)
1086 #endif
1087 {
1088 #ifdef ENABLE_MHW_EPG
1089         CONNECT(m_MHWTimeoutTimer.timeout, eEPGCache::channel_data::MHWTimeout);
1090 #endif
1091         CONNECT(zapTimer.timeout, eEPGCache::channel_data::startEPG);
1092         CONNECT(abortTimer.timeout, eEPGCache::channel_data::abortNonAvail);
1093 #ifdef ENABLE_PRIVATE_EPG
1094         CONNECT(startPrivateTimer.timeout, eEPGCache::channel_data::startPrivateReader);
1095 #endif
1096         pthread_mutex_init(&channel_active, 0);
1097 }
1098
1099 bool eEPGCache::channel_data::finishEPG()
1100 {
1101         if (!isRunning)  // epg ready
1102         {
1103                 eDebug("[EPGC] stop caching events(%ld)", eDVBLocalTimeHandler::getInstance()->nowTime());
1104                 zapTimer.start(UPDATE_INTERVAL, 1);
1105                 eDebug("[EPGC] next update in %i min", UPDATE_INTERVAL / 60000);
1106                 for (int i=0; i < 3; ++i)
1107                 {
1108                         seenSections[i].clear();
1109                         calcedSections[i].clear();
1110                 }
1111                 singleLock l(cache->cache_lock);
1112                 cache->channelLastUpdated[channel->getChannelID()] = eDVBLocalTimeHandler::getInstance()->nowTime();
1113 #ifdef ENABLE_MHW_EPG
1114                 cleanup();
1115 #endif
1116                 return true;
1117         }
1118         return false;
1119 }
1120
1121 void eEPGCache::channel_data::startEPG()
1122 {
1123         eDebug("[EPGC] start caching events(%ld)", eDVBLocalTimeHandler::getInstance()->nowTime());
1124         state=0;
1125         haveData=0;
1126         for (int i=0; i < 3; ++i)
1127         {
1128                 seenSections[i].clear();
1129                 calcedSections[i].clear();
1130         }
1131
1132         eDVBSectionFilterMask mask;
1133         memset(&mask, 0, sizeof(mask));
1134
1135 #ifdef ENABLE_MHW_EPG
1136         mask.pid = 0xD3;
1137         mask.data[0] = 0x91;
1138         mask.mask[0] = 0xFF;
1139         m_MHWReader->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData), m_MHWConn);
1140         m_MHWReader->start(mask);
1141         isRunning |= MHW;
1142         memcpy(&m_MHWFilterMask, &mask, sizeof(eDVBSectionFilterMask));
1143
1144         mask.pid = 0x231;
1145         mask.data[0] = 0xC8;
1146         mask.mask[0] = 0xFF;
1147         mask.data[1] = 0;
1148         mask.mask[1] = 0xFF;
1149         m_MHWReader2->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData2), m_MHWConn2);
1150         m_MHWReader2->start(mask);
1151         isRunning |= MHW;
1152         memcpy(&m_MHWFilterMask2, &mask, sizeof(eDVBSectionFilterMask));
1153         mask.data[1] = 0;
1154         mask.mask[1] = 0;
1155 #endif
1156
1157         mask.pid = 0x12;
1158         mask.flags = eDVBSectionFilterMask::rfCRC;
1159
1160         mask.data[0] = 0x4E;
1161         mask.mask[0] = 0xFE;
1162         m_NowNextReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_NowNextConn);
1163         m_NowNextReader->start(mask);
1164         isRunning |= NOWNEXT;
1165
1166         mask.data[0] = 0x50;
1167         mask.mask[0] = 0xF0;
1168         m_ScheduleReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleConn);
1169         m_ScheduleReader->start(mask);
1170         isRunning |= SCHEDULE;
1171
1172         mask.data[0] = 0x60;
1173         m_ScheduleOtherReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleOtherConn);
1174         m_ScheduleOtherReader->start(mask);
1175         isRunning |= SCHEDULE_OTHER;
1176
1177         abortTimer.start(7000,true);
1178 }
1179
1180 void eEPGCache::channel_data::abortNonAvail()
1181 {
1182         if (!state)
1183         {
1184                 if ( !(haveData&NOWNEXT) && (isRunning&NOWNEXT) )
1185                 {
1186                         eDebug("[EPGC] abort non avail nownext reading");
1187                         isRunning &= ~NOWNEXT;
1188                         m_NowNextReader->stop();
1189                         m_NowNextConn=0;
1190                 }
1191                 if ( !(haveData&SCHEDULE) && (isRunning&SCHEDULE) )
1192                 {
1193                         eDebug("[EPGC] abort non avail schedule reading");
1194                         isRunning &= ~SCHEDULE;
1195                         m_ScheduleReader->stop();
1196                         m_ScheduleConn=0;
1197                 }
1198                 if ( !(haveData&SCHEDULE_OTHER) && (isRunning&SCHEDULE_OTHER) )
1199                 {
1200                         eDebug("[EPGC] abort non avail schedule_other reading");
1201                         isRunning &= ~SCHEDULE_OTHER;
1202                         m_ScheduleOtherReader->stop();
1203                         m_ScheduleOtherConn=0;
1204                 }
1205 #ifdef ENABLE_MHW_EPG
1206                 if ( !(haveData&MHW) && (isRunning&MHW) )
1207                 {
1208                         eDebug("[EPGC] abort non avail mhw reading");
1209                         isRunning &= ~MHW;
1210                         m_MHWReader->stop();
1211                         m_MHWConn=0;
1212                         m_MHWReader2->stop();
1213                         m_MHWConn2=0;
1214                 }
1215 #endif
1216                 if ( isRunning )
1217                         abortTimer.start(90000, true);
1218                 else
1219                 {
1220                         ++state;
1221                         for (int i=0; i < 3; ++i)
1222                         {
1223                                 seenSections[i].clear();
1224                                 calcedSections[i].clear();
1225                         }
1226                 }
1227         }
1228         ++state;
1229 }
1230
1231 void eEPGCache::channel_data::startChannel()
1232 {
1233         pthread_mutex_lock(&channel_active);
1234         updateMap::iterator It = cache->channelLastUpdated.find( channel->getChannelID() );
1235
1236         int update = ( It != cache->channelLastUpdated.end() ? ( UPDATE_INTERVAL - ( (eDVBLocalTimeHandler::getInstance()->nowTime()-It->second) * 1000 ) ) : ZAP_DELAY );
1237
1238         if (update < ZAP_DELAY)
1239                 update = ZAP_DELAY;
1240
1241         zapTimer.start(update, 1);
1242         if (update >= 60000)
1243                 eDebug("[EPGC] next update in %i min", update/60000);
1244         else if (update >= 1000)
1245                 eDebug("[EPGC] next update in %i sec", update/1000);
1246 }
1247
1248 void eEPGCache::channel_data::abortEPG()
1249 {
1250         for (int i=0; i < 3; ++i)
1251         {
1252                 seenSections[i].clear();
1253                 calcedSections[i].clear();
1254         }
1255         abortTimer.stop();
1256         zapTimer.stop();
1257         if (isRunning)
1258         {
1259                 eDebug("[EPGC] abort caching events !!");
1260                 if (isRunning & SCHEDULE)
1261                 {
1262                         isRunning &= ~SCHEDULE;
1263                         m_ScheduleReader->stop();
1264                         m_ScheduleConn=0;
1265                 }
1266                 if (isRunning & NOWNEXT)
1267                 {
1268                         isRunning &= ~NOWNEXT;
1269                         m_NowNextReader->stop();
1270                         m_NowNextConn=0;
1271                 }
1272                 if (isRunning & SCHEDULE_OTHER)
1273                 {
1274                         isRunning &= ~SCHEDULE_OTHER;
1275                         m_ScheduleOtherReader->stop();
1276                         m_ScheduleOtherConn=0;
1277                 }
1278 #ifdef ENABLE_MHW_EPG
1279                 if (isRunning & MHW)
1280                 {
1281                         isRunning &= ~MHW;
1282                         m_MHWReader->stop();
1283                         m_MHWConn=0;
1284                         m_MHWReader2->stop();
1285                         m_MHWConn2=0;
1286                 }
1287 #endif
1288         }
1289 #ifdef ENABLE_PRIVATE_EPG
1290         if (m_PrivateReader)
1291                 m_PrivateReader->stop();
1292         if (m_PrivateConn)
1293                 m_PrivateConn=0;
1294 #endif
1295         pthread_mutex_unlock(&channel_active);
1296 }
1297
1298 void eEPGCache::channel_data::readData( const __u8 *data)
1299 {
1300         int source;
1301         int map;
1302         iDVBSectionReader *reader=NULL;
1303         switch(data[0])
1304         {
1305                 case 0x4E ... 0x4F:
1306                         reader=m_NowNextReader;
1307                         source=NOWNEXT;
1308                         map=0;
1309                         break;
1310                 case 0x50 ... 0x5F:
1311                         reader=m_ScheduleReader;
1312                         source=SCHEDULE;
1313                         map=1;
1314                         break;
1315                 case 0x60 ... 0x6F:
1316                         reader=m_ScheduleOtherReader;
1317                         source=SCHEDULE_OTHER;
1318                         map=2;
1319                         break;
1320                 default:
1321                         eDebug("[EPGC] unknown table_id !!!");
1322                         return;
1323         }
1324         tidMap &seenSections = this->seenSections[map];
1325         tidMap &calcedSections = this->calcedSections[map];
1326         if ( state == 1 && calcedSections == seenSections || state > 1 )
1327         {
1328                 eDebugNoNewLine("[EPGC] ");
1329                 switch (source)
1330                 {
1331                         case NOWNEXT:
1332                                 m_NowNextConn=0;
1333                                 eDebugNoNewLine("nownext");
1334                                 break;
1335                         case SCHEDULE:
1336                                 m_ScheduleConn=0;
1337                                 eDebugNoNewLine("schedule");
1338                                 break;
1339                         case SCHEDULE_OTHER:
1340                                 m_ScheduleOtherConn=0;
1341                                 eDebugNoNewLine("schedule other");
1342                                 break;
1343                         default: eDebugNoNewLine("unknown");break;
1344                 }
1345                 eDebug(" finished(%ld)", eDVBLocalTimeHandler::getInstance()->nowTime());
1346                 if ( reader )
1347                         reader->stop();
1348                 isRunning &= ~source;
1349                 if (!isRunning)
1350                         finishEPG();
1351         }
1352         else
1353         {
1354                 eit_t *eit = (eit_t*) data;
1355                 __u32 sectionNo = data[0] << 24;
1356                 sectionNo |= data[3] << 16;
1357                 sectionNo |= data[4] << 8;
1358                 sectionNo |= eit->section_number;
1359
1360                 tidMap::iterator it =
1361                         seenSections.find(sectionNo);
1362
1363                 if ( it == seenSections.end() )
1364                 {
1365                         seenSections.insert(sectionNo);
1366                         calcedSections.insert(sectionNo);
1367                         __u32 tmpval = sectionNo & 0xFFFFFF00;
1368                         __u8 incr = source == NOWNEXT ? 1 : 8;
1369                         for ( int i = 0; i <= eit->last_section_number; i+=incr )
1370                         {
1371                                 if ( i == eit->section_number )
1372                                 {
1373                                         for (int x=i; x <= eit->segment_last_section_number; ++x)
1374                                                 calcedSections.insert(tmpval|(x&0xFF));
1375                                 }
1376                                 else
1377                                         calcedSections.insert(tmpval|(i&0xFF));
1378                         }
1379                         cache->sectionRead(data, source, this);
1380                 }
1381         }
1382 }
1383
1384 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eventData *&result, int direction)
1385 // if t == -1 we search the current event...
1386 {
1387         singleLock s(cache_lock);
1388         uniqueEPGKey key(handleGroup(service));
1389
1390         // check if EPG for this service is ready...
1391         eventCache::iterator It = eventDB.find( key );
1392         if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached ?
1393         {
1394                 if (t==-1)
1395                         t = eDVBLocalTimeHandler::getInstance()->nowTime();
1396                 timeMap::iterator i = direction <= 0 ? It->second.second.lower_bound(t) :  // find > or equal
1397                         It->second.second.upper_bound(t); // just >
1398                 if ( i != It->second.second.end() )
1399                 {
1400                         if ( direction < 0 || (direction == 0 && i->first > t) )
1401                         {
1402                                 timeMap::iterator x = i;
1403                                 --x;
1404                                 if ( x != It->second.second.end() )
1405                                 {
1406                                         time_t start_time = x->first;
1407                                         if (direction >= 0)
1408                                         {
1409                                                 if (t < start_time)
1410                                                         return -1;
1411                                                 if (t > (start_time+x->second->getDuration()))
1412                                                         return -1;
1413                                         }
1414                                         i = x;
1415                                 }
1416                                 else
1417                                         return -1;
1418                         }
1419                         result = i->second;
1420                         return 0;
1421                 }
1422         }
1423         return -1;
1424 }
1425
1426 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, const eit_event_struct *&result, int direction)
1427 {
1428         singleLock s(cache_lock);
1429         const eventData *data=0;
1430         RESULT ret = lookupEventTime(service, t, data, direction);
1431         if ( !ret && data )
1432                 result = data->get();
1433         return ret;
1434 }
1435
1436 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, Event *& result, int direction)
1437 {
1438         singleLock s(cache_lock);
1439         const eventData *data=0;
1440         RESULT ret = lookupEventTime(service, t, data, direction);
1441         if ( !ret && data )
1442                 result = new Event((uint8_t*)data->get());
1443         return ret;
1444 }
1445
1446 RESULT eEPGCache::lookupEventTime(const eServiceReference &service, time_t t, ePtr<eServiceEvent> &result, int direction)
1447 {
1448         singleLock s(cache_lock);
1449         const eventData *data=0;
1450         RESULT ret = lookupEventTime(service, t, data, direction);
1451         if ( !ret && data )
1452         {
1453                 Event ev((uint8_t*)data->get());
1454                 result = new eServiceEvent();
1455                 const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
1456                 ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
1457         }
1458         return ret;
1459 }
1460
1461 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eventData *&result )
1462 {
1463         singleLock s(cache_lock);
1464         uniqueEPGKey key(handleGroup(service));
1465
1466         eventCache::iterator It = eventDB.find( key );
1467         if ( It != eventDB.end() && !It->second.first.empty() ) // entrys cached?
1468         {
1469                 eventMap::iterator i( It->second.first.find( event_id ));
1470                 if ( i != It->second.first.end() )
1471                 {
1472                         result = i->second;
1473                         return 0;
1474                 }
1475                 else
1476                 {
1477                         result = 0;
1478                         eDebug("[EPGC] event %04x not found in epgcache", event_id);
1479                 }
1480         }
1481         return -1;
1482 }
1483
1484 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, const eit_event_struct *&result)
1485 {
1486         singleLock s(cache_lock);
1487         const eventData *data=0;
1488         RESULT ret = lookupEventId(service, event_id, data);
1489         if ( !ret && data )
1490                 result = data->get();
1491         return ret;
1492 }
1493
1494 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, Event *& result)
1495 {
1496         singleLock s(cache_lock);
1497         const eventData *data=0;
1498         RESULT ret = lookupEventId(service, event_id, data);
1499         if ( !ret && data )
1500                 result = new Event((uint8_t*)data->get());
1501         return ret;
1502 }
1503
1504 RESULT eEPGCache::lookupEventId(const eServiceReference &service, int event_id, ePtr<eServiceEvent> &result)
1505 {
1506         singleLock s(cache_lock);
1507         const eventData *data=0;
1508         RESULT ret = lookupEventId(service, event_id, data);
1509         if ( !ret && data )
1510         {
1511                 Event ev((uint8_t*)data->get());
1512                 result = new eServiceEvent();
1513                 const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)service;
1514                 ret = result->parseFrom(&ev, (ref.getTransportStreamID().get()<<16)|ref.getOriginalNetworkID().get());
1515         }
1516         return ret;
1517 }
1518
1519 RESULT eEPGCache::startTimeQuery(const eServiceReference &service, time_t begin, int minutes)
1520 {
1521         singleLock s(cache_lock);
1522         const eServiceReferenceDVB &ref = (const eServiceReferenceDVB&)handleGroup(service);
1523         if (begin == -1)
1524                 begin = eDVBLocalTimeHandler::getInstance()->nowTime();
1525         eventCache::iterator It = eventDB.find(ref);
1526         if ( It != eventDB.end() && It->second.second.size() )
1527         {
1528                 m_timemap_cursor = It->second.second.lower_bound(begin);
1529                 if ( m_timemap_cursor != It->second.second.end() )
1530                 {
1531                         if ( m_timemap_cursor->first != begin )
1532                         {
1533                                 timeMap::iterator x = m_timemap_cursor;
1534                                 --x;
1535                                 if ( x != It->second.second.end() )
1536                                 {
1537                                         time_t start_time = x->first;
1538                                         if ( begin > start_time && begin < (start_time+x->second->getDuration()))
1539                                                 m_timemap_cursor = x;
1540                                 }
1541                         }
1542                 }
1543
1544                 if (minutes != -1)
1545                         m_timemap_end = It->second.second.lower_bound(begin+minutes*60);
1546                 else
1547                         m_timemap_end = It->second.second.end();
1548
1549                 currentQueryTsidOnid = (ref.getTransportStreamID().get()<<16) | ref.getOriginalNetworkID().get();
1550                 return m_timemap_cursor == m_timemap_end ? -1 : 0;
1551         }
1552         return -1;
1553 }
1554
1555 RESULT eEPGCache::getNextTimeEntry(const eventData *& result)
1556 {
1557         if ( m_timemap_cursor != m_timemap_end )
1558         {
1559                 result = m_timemap_cursor++->second;
1560                 return 0;
1561         }
1562         return -1;
1563 }
1564
1565 RESULT eEPGCache::getNextTimeEntry(const eit_event_struct *&result)
1566 {
1567         if ( m_timemap_cursor != m_timemap_end )
1568         {
1569                 result = m_timemap_cursor++->second->get();
1570                 return 0;
1571         }
1572         return -1;
1573 }
1574
1575 RESULT eEPGCache::getNextTimeEntry(Event *&result)
1576 {
1577         if ( m_timemap_cursor != m_timemap_end )
1578         {
1579                 result = new Event((uint8_t*)m_timemap_cursor++->second->get());
1580                 return 0;
1581         }
1582         return -1;
1583 }
1584
1585 RESULT eEPGCache::getNextTimeEntry(ePtr<eServiceEvent> &result)
1586 {
1587         if ( m_timemap_cursor != m_timemap_end )
1588         {
1589                 Event ev((uint8_t*)m_timemap_cursor++->second->get());
1590                 result = new eServiceEvent();
1591                 return result->parseFrom(&ev, currentQueryTsidOnid);
1592         }
1593         return -1;
1594 }
1595
1596 void fillTuple(ePyObject tuple, char *argstring, int argcount, ePyObject service, eServiceEvent *ptr, ePyObject nowTime, ePyObject service_name )
1597 {
1598         ePyObject tmp;
1599         int spos=0, tpos=0;
1600         char c;
1601         while(spos < argcount)
1602         {
1603                 bool inc_refcount=false;
1604                 switch((c=argstring[spos++]))
1605                 {
1606                         case '0': // PyLong 0
1607                                 tmp = PyLong_FromLong(0);
1608                                 break;
1609                         case 'I': // Event Id
1610                                 tmp = ptr ? PyLong_FromLong(ptr->getEventId()) : ePyObject();
1611                                 break;
1612                         case 'B': // Event Begin Time
1613                                 tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
1614                                 break;
1615                         case 'D': // Event Duration
1616                                 tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
1617                                 break;
1618                         case 'T': // Event Title
1619                                 tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
1620                                 break;
1621                         case 'S': // Event Short Description
1622                                 tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
1623                                 break;
1624                         case 'E': // Event Extended Description
1625                                 tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
1626                                 break;
1627                         case 'C': // Current Time
1628                                 tmp = nowTime;
1629                                 inc_refcount = true;
1630                                 break;
1631                         case 'R': // service reference string
1632                                 tmp = service;
1633                                 inc_refcount = true;
1634                                 break;
1635                         case 'n': // short service name
1636                         case 'N': // service name
1637                                 tmp = service_name;
1638                                 inc_refcount = true;
1639                                 break;
1640                         case 'X':
1641                                 ++argcount;
1642                                 continue;
1643                         default:  // ignore unknown
1644                                 eDebug("fillTuple unknown '%c'... insert 'None' in result", c);
1645                 }
1646                 if (!tmp)
1647                 {
1648                         tmp = Py_None;
1649                         inc_refcount = true;
1650                 }
1651                 if (inc_refcount)
1652                         Py_INCREF(tmp);
1653                 PyTuple_SET_ITEM(tuple, tpos++, tmp);
1654         }
1655 }
1656
1657 int handleEvent(eServiceEvent *ptr, ePyObject dest_list, char* argstring, int argcount, ePyObject service, ePyObject nowTime, ePyObject service_name, ePyObject convertFunc, ePyObject convertFuncArgs)
1658 {
1659         if (convertFunc)
1660         {
1661                 fillTuple(convertFuncArgs, argstring, argcount, service, ptr, nowTime, service_name);
1662                 ePyObject result = PyObject_CallObject(convertFunc, convertFuncArgs);
1663                 if (result)
1664                 {
1665                         if (service_name)
1666                                 Py_DECREF(service_name);
1667                         if (nowTime)
1668                                 Py_DECREF(nowTime);
1669                         Py_DECREF(convertFuncArgs);
1670                         Py_DECREF(dest_list);
1671                         PyErr_SetString(PyExc_StandardError,
1672                                 "error in convertFunc execute");
1673                         eDebug("error in convertFunc execute");
1674                         return -1;
1675                 }
1676                 PyList_Append(dest_list, result);
1677                 Py_DECREF(result);
1678         }
1679         else
1680         {
1681                 ePyObject tuple = PyTuple_New(argcount);
1682                 fillTuple(tuple, argstring, argcount, service, ptr, nowTime, service_name);
1683                 PyList_Append(dest_list, tuple);
1684                 Py_DECREF(tuple);
1685         }
1686         return 0;
1687 }
1688
1689 // here we get a python list
1690 // the first entry in the list is a python string to specify the format of the returned tuples (in a list)
1691 //   0 = PyLong(0)
1692 //   I = Event Id
1693 //   B = Event Begin Time
1694 //   D = Event Duration
1695 //   T = Event Title
1696 //   S = Event Short Description
1697 //   E = Event Extended Description
1698 //   C = Current Time
1699 //   R = Service Reference
1700 //   N = Service Name
1701 //   n = Short Service Name
1702 //   X = Return a minimum of one tuple per service in the result list... even when no event was found.
1703 //       The returned tuple is filled with all available infos... non avail is filled as None
1704 //       The position and existence of 'X' in the format string has no influence on the result tuple... its completely ignored..
1705 // then for each service follows a tuple
1706 //   first tuple entry is the servicereference (as string... use the ref.toString() function)
1707 //   the second is the type of query
1708 //     2 = event_id
1709 //    -1 = event before given start_time
1710 //     0 = event intersects given start_time
1711 //    +1 = event after given start_time
1712 //   the third
1713 //      when type is eventid it is the event_id
1714 //      when type is time then it is the start_time ( -1 for now_time )
1715 //   the fourth is the end_time .. ( optional .. for query all events in time range)
1716
1717 PyObject *eEPGCache::lookupEvent(ePyObject list, ePyObject convertFunc)
1718 {
1719         ePyObject convertFuncArgs;
1720         int argcount=0;
1721         char *argstring=NULL;
1722         if (!PyList_Check(list))
1723         {
1724                 PyErr_SetString(PyExc_StandardError,
1725                         "type error");
1726                 eDebug("no list");
1727                 return NULL;
1728         }
1729         int listIt=0;
1730         int listSize=PyList_Size(list);
1731         if (!listSize)
1732         {
1733                 PyErr_SetString(PyExc_StandardError,
1734                         "not params given");
1735                 eDebug("not params given");
1736                 return NULL;
1737         }
1738         else
1739         {
1740                 ePyObject argv=PyList_GET_ITEM(list, 0); // borrowed reference!
1741                 if (PyString_Check(argv))
1742                 {
1743                         argstring = PyString_AS_STRING(argv);
1744                         ++listIt;
1745                 }
1746                 else
1747                         argstring = "I"; // just event id as default
1748                 argcount = strlen(argstring);
1749 //              eDebug("have %d args('%s')", argcount, argstring);
1750         }
1751
1752         bool forceReturnOne = strchr(argstring, 'X') ? true : false;
1753         if (forceReturnOne)
1754                 --argcount;
1755
1756         if (convertFunc)
1757         {
1758                 if (!PyCallable_Check(convertFunc))
1759                 {
1760                         PyErr_SetString(PyExc_StandardError,
1761                                 "convertFunc must be callable");
1762                         eDebug("convertFunc is not callable");
1763                         return NULL;
1764                 }
1765                 convertFuncArgs = PyTuple_New(argcount);
1766         }
1767
1768         ePyObject nowTime = strchr(argstring, 'C') ?
1769                 PyLong_FromLong(eDVBLocalTimeHandler::getInstance()->nowTime()) :
1770                 ePyObject();
1771
1772         int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;
1773
1774         // create dest list
1775         ePyObject dest_list=PyList_New(0);
1776         while(listSize > listIt)
1777         {
1778                 ePyObject item=PyList_GET_ITEM(list, listIt++); // borrowed reference!
1779                 if (PyTuple_Check(item))
1780                 {
1781                         bool service_changed=false;
1782                         int type=0;
1783                         long event_id=-1;
1784                         time_t stime=-1;
1785                         int minutes=0;
1786                         int tupleSize=PyTuple_Size(item);
1787                         int tupleIt=0;
1788                         ePyObject service;
1789                         while(tupleSize > tupleIt)  // parse query args
1790                         {
1791                                 ePyObject entry=PyTuple_GET_ITEM(item, tupleIt); // borrowed reference!
1792                                 switch(tupleIt++)
1793                                 {
1794                                         case 0:
1795                                         {
1796                                                 if (!PyString_Check(entry))
1797                                                 {
1798                                                         eDebug("tuple entry 0 is no a string");
1799                                                         goto skip_entry;
1800                                                 }
1801                                                 service = entry;
1802                                                 break;
1803                                         }
1804                                         case 1:
1805                                                 type=PyInt_AsLong(entry);
1806                                                 if (type < -1 || type > 2)
1807                                                 {
1808                                                         eDebug("unknown type %d", type);
1809                                                         goto skip_entry;
1810                                                 }
1811                                                 break;
1812                                         case 2:
1813                                                 event_id=stime=PyInt_AsLong(entry);
1814                                                 break;
1815                                         case 3:
1816                                                 minutes=PyInt_AsLong(entry);
1817                                                 break;
1818                                         default:
1819                                                 eDebug("unneeded extra argument");
1820                                                 break;
1821                                 }
1822                         }
1823
1824                         if (minutes && stime == -1)
1825                                 stime = eDVBLocalTimeHandler::getInstance()->nowTime();
1826
1827                         eServiceReference ref(handleGroup(eServiceReference(PyString_AS_STRING(service))));
1828                         if (ref.type != eServiceReference::idDVB)
1829                         {
1830                                 eDebug("service reference for epg query is not valid");
1831                                 continue;
1832                         }
1833
1834                         // redirect subservice querys to parent service
1835                         eServiceReferenceDVB &dvb_ref = (eServiceReferenceDVB&)ref;
1836                         if (dvb_ref.getParentTransportStreamID().get()) // linkage subservice
1837                         {
1838                                 eServiceCenterPtr service_center;
1839                                 if (!eServiceCenter::getPrivInstance(service_center))
1840                                 {
1841                                         dvb_ref.setTransportStreamID( dvb_ref.getParentTransportStreamID() );
1842                                         dvb_ref.setServiceID( dvb_ref.getParentServiceID() );
1843                                         dvb_ref.setParentTransportStreamID(eTransportStreamID(0));
1844                                         dvb_ref.setParentServiceID(eServiceID(0));
1845                                         dvb_ref.name="";
1846                                         service = PyString_FromString(dvb_ref.toString().c_str());
1847                                         service_changed = true;
1848                                 }
1849                         }
1850
1851                         ePyObject service_name;
1852                         if (must_get_service_name)
1853                         {
1854                                 ePtr<iStaticServiceInformation> sptr;
1855                                 eServiceCenterPtr service_center;
1856                                 eServiceCenter::getPrivInstance(service_center);
1857                                 if (service_center)
1858                                 {
1859                                         service_center->info(ref, sptr);
1860                                         if (sptr)
1861                                         {
1862                                                 std::string name;
1863                                                 sptr->getName(ref, name);
1864
1865                                                 if (must_get_service_name == 1)
1866                                                 {
1867                                                         unsigned int pos;
1868                                                         // filter short name brakets
1869                                                         while((pos = name.find("\xc2\x86")) != std::string::npos)
1870                                                                 name.erase(pos,2);
1871                                                         while((pos = name.find("\xc2\x87")) != std::string::npos)
1872                                                                 name.erase(pos,2);
1873                                                 }
1874                                                 else
1875                                                         name = buildShortName(name);
1876
1877                                                 if (name.length())
1878                                                         service_name = PyString_FromString(name.c_str());
1879                                         }
1880                                 }
1881                                 if (!service_name)
1882                                         service_name = PyString_FromString("<n/a>");
1883                         }
1884                         if (minutes)
1885                         {
1886                                 singleLock s(cache_lock);
1887                                 if (!startTimeQuery(ref, stime, minutes))
1888                                 {
1889                                         while ( m_timemap_cursor != m_timemap_end )
1890                                         {
1891                                                 Event ev((uint8_t*)m_timemap_cursor++->second->get());
1892                                                 eServiceEvent evt;
1893                                                 evt.parseFrom(&ev, currentQueryTsidOnid);
1894                                                 if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1895                                                         return 0;  // error
1896                                         }
1897                                 }
1898                                 else if (forceReturnOne && handleEvent(0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1899                                         return 0;  // error
1900                         }
1901                         else
1902                         {
1903                                 eServiceEvent evt;
1904                                 Event *ev=0;
1905                                 if (stime)
1906                                 {
1907                                         singleLock s(cache_lock);
1908                                         if (type == 2)
1909                                                 lookupEventId(ref, event_id, ev);
1910                                         else
1911                                                 lookupEventTime(ref, stime, ev, type);
1912                                         if (ev)
1913                                         {
1914                                                 const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
1915                                                 evt.parseFrom(ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
1916                                         }
1917                                 }
1918                                 if (ev)
1919                                 {
1920                                         if (handleEvent(&evt, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1921                                                 return 0; // error
1922                                 }
1923                                 else if (forceReturnOne && handleEvent(0, dest_list, argstring, argcount, service, nowTime, service_name, convertFunc, convertFuncArgs))
1924                                         return 0; // error
1925                         }
1926                         if (service_changed)
1927                                 Py_DECREF(service);
1928                         if (service_name)
1929                                 Py_DECREF(service_name);
1930                 }
1931 skip_entry:
1932                 ;
1933         }
1934         if (convertFuncArgs)
1935                 Py_DECREF(convertFuncArgs);
1936         if (nowTime)
1937                 Py_DECREF(nowTime);
1938         return dest_list;
1939 }
1940
1941 void fillTuple2(ePyObject tuple, const char *argstring, int argcount, eventData *evData, eServiceEvent *ptr, ePyObject service_name, ePyObject service_reference)
1942 {
1943         ePyObject tmp;
1944         int pos=0;
1945         while(pos < argcount)
1946         {
1947                 bool inc_refcount=false;
1948                 switch(argstring[pos])
1949                 {
1950                         case '0': // PyLong 0
1951                                 tmp = PyLong_FromLong(0);
1952                                 break;
1953                         case 'I': // Event Id
1954                                 tmp = PyLong_FromLong(evData->getEventID());
1955                                 break;
1956                         case 'B': // Event Begin Time
1957                                 if (ptr)
1958                                         tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : ePyObject();
1959                                 else
1960                                         tmp = PyLong_FromLong(evData->getStartTime());
1961                                 break;
1962                         case 'D': // Event Duration
1963                                 if (ptr)
1964                                         tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : ePyObject();
1965                                 else
1966                                         tmp = PyLong_FromLong(evData->getDuration());
1967                                 break;
1968                         case 'T': // Event Title
1969                                 tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : ePyObject();
1970                                 break;
1971                         case 'S': // Event Short Description
1972                                 tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : ePyObject();
1973                                 break;
1974                         case 'E': // Event Extended Description
1975                                 tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : ePyObject();
1976                                 break;
1977                         case 'R': // service reference string
1978                                 tmp = service_reference;
1979                                 inc_refcount = true;
1980                                 break;
1981                         case 'n': // short service name
1982                         case 'N': // service name
1983                                 tmp = service_name;
1984                                 inc_refcount = true;
1985                                 break;
1986                         default:  // ignore unknown
1987                                 eDebug("fillTuple2 unknown '%c'... insert None in Result", argstring[pos]);
1988                 }
1989                 if (!tmp)
1990                 {
1991                         tmp = Py_None;
1992                         inc_refcount = true;
1993                 }
1994                 if (inc_refcount)
1995                         Py_INCREF(tmp);
1996                 PyTuple_SET_ITEM(tuple, pos++, tmp);
1997         }
1998 }
1999
2000 // here we get a python tuple
2001 // the first entry in the tuple is a python string to specify the format of the returned tuples (in a list)
2002 //   I = Event Id
2003 //   B = Event Begin Time
2004 //   D = Event Duration
2005 //   T = Event Title
2006 //   S = Event Short Description
2007 //   E = Event Extended Description
2008 //   R = Service Reference
2009 //   N = Service Name
2010 //   n = Short Service Name
2011 //  the second tuple entry is the MAX matches value
2012 //  the third tuple entry is the type of query
2013 //     0 = search for similar broadcastings (SIMILAR_BROADCASTINGS_SEARCH)
2014 //     1 = search events with exactly title name (EXAKT_TITLE_SEARCH)
2015 //     2 = search events with text in title name (PARTIAL_TITLE_SEARCH)
2016 //  when type is 0 (SIMILAR_BROADCASTINGS_SEARCH)
2017 //   the fourth is the servicereference string
2018 //   the fifth is the eventid
2019 //  when type is 1 or 2 (EXAKT_TITLE_SEARCH or PARTIAL_TITLE_SEARCH)
2020 //   the fourth is the search text
2021 //   the fifth is
2022 //     0 = case sensitive (CASE_CHECK)
2023 //     1 = case insensitive (NO_CASECHECK)
2024
2025 PyObject *eEPGCache::search(ePyObject arg)
2026 {
2027         ePyObject ret;
2028         int descridx = -1;
2029         __u32 descr[512];
2030         int eventid = -1;
2031         const char *argstring=0;
2032         char *refstr=0;
2033         int argcount=0;
2034         int querytype=-1;
2035         bool needServiceEvent=false;
2036         int maxmatches=0;
2037
2038         if (PyTuple_Check(arg))
2039         {
2040                 int tuplesize=PyTuple_Size(arg);
2041                 if (tuplesize > 0)
2042                 {
2043                         ePyObject obj = PyTuple_GET_ITEM(arg,0);
2044                         if (PyString_Check(obj))
2045                         {
2046                                 argcount = PyString_GET_SIZE(obj);
2047                                 argstring = PyString_AS_STRING(obj);
2048                                 for (int i=0; i < argcount; ++i)
2049                                         switch(argstring[i])
2050                                         {
2051                                         case 'S':
2052                                         case 'E':
2053                                         case 'T':
2054                                                 needServiceEvent=true;
2055                                         default:
2056                                                 break;
2057                                         }
2058                         }
2059                         else
2060                         {
2061                                 PyErr_SetString(PyExc_StandardError,
2062                                         "type error");
2063                                 eDebug("tuple arg 0 is not a string");
2064                                 return NULL;
2065                         }
2066                 }
2067                 if (tuplesize > 1)
2068                         maxmatches = PyLong_AsLong(PyTuple_GET_ITEM(arg, 1));
2069                 if (tuplesize > 2)
2070                 {
2071                         querytype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 2));
2072                         if (tuplesize > 4 && querytype == 0)
2073                         {
2074                                 ePyObject obj = PyTuple_GET_ITEM(arg, 3);
2075                                 if (PyString_Check(obj))
2076                                 {
2077                                         refstr = PyString_AS_STRING(obj);
2078                                         eServiceReferenceDVB ref(refstr);
2079                                         if (ref.valid())
2080                                         {
2081                                                 eventid = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
2082                                                 singleLock s(cache_lock);
2083                                                 const eventData *evData = 0;
2084                                                 lookupEventId(ref, eventid, evData);
2085                                                 if (evData)
2086                                                 {
2087                                                         __u8 *data = evData->EITdata;
2088                                                         int tmp = evData->ByteSize-10;
2089                                                         __u32 *p = (__u32*)(data+10);
2090                                                                 // search short and extended event descriptors
2091                                                         while(tmp>3)
2092                                                         {
2093                                                                 __u32 crc = *p++;
2094                                                                 descriptorMap::iterator it =
2095                                                                         eventData::descriptors.find(crc);
2096                                                                 if (it != eventData::descriptors.end())
2097                                                                 {
2098                                                                         __u8 *descr_data = it->second.second;
2099                                                                         switch(descr_data[0])
2100                                                                         {
2101                                                                         case 0x4D ... 0x4E:
2102                                                                                 descr[++descridx]=crc;
2103                                                                         default:
2104                                                                                 break;
2105                                                                         }
2106                                                                 }
2107                                                                 tmp-=4;
2108                                                         }
2109                                                 }
2110                                                 if (descridx<0)
2111                                                         eDebug("event not found");
2112                                         }
2113                                         else
2114                                         {
2115                                                 PyErr_SetString(PyExc_StandardError, "type error");
2116                                                 eDebug("tuple arg 4 is not a valid service reference string");
2117                                                 return NULL;
2118                                         }
2119                                 }
2120                                 else
2121                                 {
2122                                         PyErr_SetString(PyExc_StandardError, "type error");
2123                                         eDebug("tuple arg 4 is not a string");
2124                                         return NULL;
2125                                 }
2126                         }
2127                         else if (tuplesize > 4 && (querytype == 1 || querytype == 2) )
2128                         {
2129                                 ePyObject obj = PyTuple_GET_ITEM(arg, 3);
2130                                 if (PyString_Check(obj))
2131                                 {
2132                                         int casetype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
2133                                         const char *str = PyString_AS_STRING(obj);
2134                                         int textlen = PyString_GET_SIZE(obj);
2135                                         if (querytype == 1)
2136                                                 eDebug("lookup for events with '%s' as title(%s)", str, casetype?"ignore case":"case sensitive");
2137                                         else
2138                                                 eDebug("lookup for events with '%s' in title(%s)", str, casetype?"ignore case":"case sensitive");
2139                                         singleLock s(cache_lock);
2140                                         for (descriptorMap::iterator it(eventData::descriptors.begin());
2141                                                 it != eventData::descriptors.end() && descridx < 511; ++it)
2142                                         {
2143                                                 __u8 *data = it->second.second;
2144                                                 if ( data[0] == 0x4D ) // short event descriptor
2145                                                 {
2146                                                         int title_len = data[5];
2147                                                         if ( querytype == 1 )
2148                                                         {
2149                                                                 if (title_len > textlen)
2150                                                                         continue;
2151                                                                 else if (title_len < textlen)
2152                                                                         continue;
2153                                                                 if ( casetype )
2154                                                                 {
2155                                                                         if ( !strncasecmp((const char*)data+6, str, title_len) )
2156                                                                         {
2157 //                                                                              std::string s((const char*)data+6, title_len);
2158 //                                                                              eDebug("match1 %s %s", str, s.c_str() );
2159                                                                                 descr[++descridx] = it->first;
2160                                                                         }
2161                                                                 }
2162                                                                 else if ( !strncmp((const char*)data+6, str, title_len) )
2163                                                                 {
2164 //                                                                      std::string s((const char*)data+6, title_len);
2165 //                                                                      eDebug("match2 %s %s", str, s.c_str() );
2166                                                                         descr[++descridx] = it->first;
2167                                                                 }
2168                                                         }
2169                                                         else
2170                                                         {
2171                                                                 int idx=0;
2172                                                                 while((title_len-idx) >= textlen)
2173                                                                 {
2174                                                                         if (casetype)
2175                                                                         {
2176                                                                                 if (!strncasecmp((const char*)data+6+idx, str, textlen) )
2177                                                                                 {
2178                                                                                         descr[++descridx] = it->first;
2179 //                                                                                      std::string s((const char*)data+6, title_len);
2180 //                                                                                      eDebug("match 3 %s %s", str, s.c_str() );
2181                                                                                         break;
2182                                                                                 }
2183                                                                                 else if (!strncmp((const char*)data+6+idx, str, textlen) )
2184                                                                                 {
2185                                                                                         descr[++descridx] = it->first;
2186 //                                                                                      std::string s((const char*)data+6, title_len);
2187 //                                                                                      eDebug("match 4 %s %s", str, s.c_str() );
2188                                                                                         break;
2189                                                                                 }
2190                                                                         }
2191                                                                         ++idx;
2192                                                                 }
2193                                                         }
2194                                                 }
2195                                         }
2196                                 }
2197                                 else
2198                                 {
2199                                         PyErr_SetString(PyExc_StandardError,
2200                                                 "type error");
2201                                         eDebug("tuple arg 4 is not a string");
2202                                         return NULL;
2203                                 }
2204                         }
2205                         else
2206                         {
2207                                 PyErr_SetString(PyExc_StandardError,
2208                                         "type error");
2209                                 eDebug("tuple arg 3(%d) is not a known querytype(0, 1, 2)", querytype);
2210                                 return NULL;
2211                         }
2212                 }
2213                 else
2214                 {
2215                         PyErr_SetString(PyExc_StandardError,
2216                                 "type error");
2217                         eDebug("not enough args in tuple");
2218                         return NULL;
2219                 }
2220         }
2221         else
2222         {
2223                 PyErr_SetString(PyExc_StandardError,
2224                         "type error");
2225                 eDebug("arg 0 is not a tuple");
2226                 return NULL;
2227         }
2228
2229         if (descridx > -1)
2230         {
2231                 int maxcount=maxmatches;
2232                 eServiceReferenceDVB ref(refstr?(const eServiceReferenceDVB&)handleGroup(eServiceReference(refstr)):eServiceReferenceDVB(""));
2233                 // ref is only valid in SIMILAR_BROADCASTING_SEARCH
2234                 // in this case we start searching with the base service
2235                 bool first = ref.valid() ? true : false;
2236                 singleLock s(cache_lock);
2237                 eventCache::iterator cit(ref.valid() ? eventDB.find(ref) : eventDB.begin());
2238                 while(cit != eventDB.end() && maxcount)
2239                 {
2240                         if ( ref.valid() && !first && cit->first == ref )
2241                         {
2242                                 // do not scan base service twice ( only in SIMILAR BROADCASTING SEARCH )
2243                                 ++cit;
2244                                 continue;
2245                         }
2246                         ePyObject service_name;
2247                         ePyObject service_reference;
2248                         timeMap &evmap = cit->second.second;
2249                         // check all events
2250                         for (timeMap::iterator evit(evmap.begin()); evit != evmap.end() && maxcount; ++evit)
2251                         {
2252                                 int evid = evit->second->getEventID();
2253                                 if ( evid == eventid)
2254                                         continue;
2255                                 __u8 *data = evit->second->EITdata;
2256                                 int tmp = evit->second->ByteSize-10;
2257                                 __u32 *p = (__u32*)(data+10);
2258                                 // check if any of our descriptor used by this event
2259                                 int cnt=-1;
2260                                 while(tmp>3)
2261                                 {
2262                                         __u32 crc32 = *p++;
2263                                         for ( int i=0; i <= descridx; ++i)
2264                                         {
2265                                                 if (descr[i] == crc32)  // found...
2266                                                         ++cnt;
2267                                         }
2268                                         tmp-=4;
2269                                 }
2270                                 if ( (querytype == 0 && cnt == descridx) ||
2271                                          ((querytype == 1 || querytype == 2) && cnt != -1) )
2272                                 {
2273                                         const uniqueEPGKey &service = cit->first;
2274                                         eServiceReference ref =
2275                                                 eDVBDB::getInstance()->searchReference(service.tsid, service.onid, service.sid);
2276                                         if (ref.valid())
2277                                         {
2278                                         // create servive event
2279                                                 eServiceEvent ptr;
2280                                                 Event *ev=0;
2281                                                 if (needServiceEvent)
2282                                                 {
2283                                                         if (lookupEventId(ref, evid, ev))
2284                                                                 eDebug("event not found !!!!!!!!!!!");
2285                                                         else
2286                                                         {
2287                                                                 const eServiceReferenceDVB &dref = (const eServiceReferenceDVB&)ref;
2288                                                                 ptr.parseFrom(ev, (dref.getTransportStreamID().get()<<16)|dref.getOriginalNetworkID().get());
2289                                                         }
2290                                                 }
2291                                         // create service name
2292                                                 if (!service_name)
2293                                                 {
2294                                                         int must_get_service_name = strchr(argstring, 'N') ? 1 : strchr(argstring, 'n') ? 2 : 0;
2295                                                         if (must_get_service_name)
2296                                                         {
2297                                                                 ePtr<iStaticServiceInformation> sptr;
2298                                                                 eServiceCenterPtr service_center;
2299                                                                 eServiceCenter::getPrivInstance(service_center);
2300                                                                 if (service_center)
2301                                                                 {
2302                                                                         service_center->info(ref, sptr);
2303                                                                         if (sptr)
2304                                                                         {
2305                                                                                 std::string name;
2306                                                                                 sptr->getName(ref, name);
2307
2308                                                                                 if (must_get_service_name == 1)
2309                                                                                 {
2310                                                                                         unsigned int pos;
2311                                                                                         // filter short name brakets
2312                                                                                         while((pos = name.find("\xc2\x86")) != std::string::npos)
2313                                                                                                 name.erase(pos,2);
2314                                                                                         while((pos = name.find("\xc2\x87")) != std::string::npos)
2315                                                                                                 name.erase(pos,2);
2316                                                                                 }
2317                                                                                 else
2318                                                                                         name = buildShortName(name);
2319
2320                                                                                 if (name.length())
2321                                                                                         service_name = PyString_FromString(name.c_str());
2322                                                                         }
2323                                                                 }
2324                                                                 if (!service_name)
2325                                                                         service_name = PyString_FromString("<n/a>");
2326                                                         }
2327                                                 }
2328                                         // create servicereference string
2329                                                 if (!service_reference && strchr(argstring,'R'))
2330                                                         service_reference = PyString_FromString(ref.toString().c_str());
2331                                         // create list
2332                                                 if (!ret)
2333                                                         ret = PyList_New(0);
2334                                         // create tuple
2335                                                 ePyObject tuple = PyTuple_New(argcount);
2336                                         // fill tuple
2337                                                 fillTuple2(tuple, argstring, argcount, evit->second, ev ? &ptr : 0, service_name, service_reference);
2338                                                 PyList_Append(ret, tuple);
2339                                                 Py_DECREF(tuple);
2340                                                 --maxcount;
2341                                         }
2342                                 }
2343                         }
2344                         if (service_name)
2345                                 Py_DECREF(service_name);
2346                         if (service_reference)
2347                                 Py_DECREF(service_reference);
2348                         if (first)
2349                         {
2350                                 // now start at first service in epgcache database ( only in SIMILAR BROADCASTING SEARCH )
2351                                 first=false;
2352                                 cit=eventDB.begin();
2353                         }
2354                         else
2355                                 ++cit;
2356                 }
2357         }
2358
2359         if (!ret)
2360                 Py_RETURN_NONE;
2361
2362         return ret;
2363 }
2364
2365 #ifdef ENABLE_PRIVATE_EPG
2366 #include <dvbsi++/descriptor_tag.h>
2367 #include <dvbsi++/unknown_descriptor.h>
2368 #include <dvbsi++/private_data_specifier_descriptor.h>
2369
2370 void eEPGCache::PMTready(eDVBServicePMTHandler *pmthandler)
2371 {
2372         ePtr<eTable<ProgramMapSection> > ptr;
2373         if (!pmthandler->getPMT(ptr) && ptr)
2374         {
2375                 std::vector<ProgramMapSection*>::const_iterator i;
2376                 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
2377                 {
2378                         const ProgramMapSection &pmt = **i;
2379
2380                         ElementaryStreamInfoConstIterator es;
2381                         for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
2382                         {
2383                                 int tmp=0;
2384                                 switch ((*es)->getType())
2385                                 {
2386                                 case 0x05: // private
2387                                         for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
2388                                                 desc != (*es)->getDescriptors()->end(); ++desc)
2389                                         {
2390                                                 switch ((*desc)->getTag())
2391                                                 {
2392                                                         case PRIVATE_DATA_SPECIFIER_DESCRIPTOR:
2393                                                                 if (((PrivateDataSpecifierDescriptor*)(*desc))->getPrivateDataSpecifier() == 190)
2394                                                                         tmp |= 1;
2395                                                                 break;
2396                                                         case 0x90:
2397                                                         {
2398                                                                 UnknownDescriptor *descr = (UnknownDescriptor*)*desc;
2399                                                                 int descr_len = descr->getLength();
2400                                                                 if (descr_len == 4)
2401                                                                 {
2402                                                                         uint8_t data[descr_len+2];
2403                                                                         descr->writeToBuffer(data);
2404                                                                         if ( !data[2] && !data[3] && data[4] == 0xFF && data[5] == 0xFF )
2405                                                                                 tmp |= 2;
2406                                                                 }
2407                                                                 break;
2408                                                         }
2409                                                         default:
2410                                                                 break;
2411                                                 }
2412                                         }
2413                                 default:
2414                                         break;
2415                                 }
2416                                 if (tmp==3)
2417                                 {
2418                                         eServiceReferenceDVB ref;
2419                                         if (!pmthandler->getServiceReference(ref))
2420                                         {
2421                                                 int pid = (*es)->getPid();
2422                                                 messages.send(Message(Message::got_private_pid, ref, pid));
2423                                                 return;
2424                                         }
2425                                 }
2426                         }
2427                 }
2428         }
2429         else
2430                 eDebug("PMTready but no pmt!!");
2431 }
2432
2433 struct date_time
2434 {
2435         __u8 data[5];
2436         time_t tm;
2437         date_time( const date_time &a )
2438         {
2439                 memcpy(data, a.data, 5);
2440                 tm = a.tm;
2441         }
2442         date_time( const __u8 data[5])
2443         {
2444                 memcpy(this->data, data, 5);
2445                 tm = parseDVBtime(data[0], data[1], data[2], data[3], data[4]);
2446         }
2447         date_time()
2448         {
2449         }
2450         const __u8& operator[](int pos) const
2451         {
2452                 return data[pos];
2453         }
2454 };
2455
2456 struct less_datetime
2457 {
2458         bool operator()( const date_time &a, const date_time &b ) const
2459         {
2460                 return abs(a.tm-b.tm) < 360 ? false : a.tm < b.tm;
2461         }
2462 };
2463
2464 void eEPGCache::privateSectionRead(const uniqueEPGKey &current_service, const __u8 *data)
2465 {
2466         contentMap &content_time_table = content_time_tables[current_service];
2467         singleLock s(cache_lock);
2468         std::map< date_time, std::list<uniqueEPGKey>, less_datetime > start_times;
2469         eventMap &evMap = eventDB[current_service].first;
2470         timeMap &tmMap = eventDB[current_service].second;
2471         int ptr=8;
2472         int content_id = data[ptr++] << 24;
2473         content_id |= data[ptr++] << 16;
2474         content_id |= data[ptr++] << 8;
2475         content_id |= data[ptr++];
2476
2477         contentTimeMap &time_event_map =
2478                 content_time_table[content_id];
2479         for ( contentTimeMap::iterator it( time_event_map.begin() );
2480                 it != time_event_map.end(); ++it )
2481         {
2482                 eventMap::iterator evIt( evMap.find(it->second.second) );
2483                 if ( evIt != evMap.end() )
2484                 {
2485                         delete evIt->second;
2486                         evMap.erase(evIt);
2487                 }
2488                 tmMap.erase(it->second.first);
2489         }
2490         time_event_map.clear();
2491
2492         __u8 duration[3];
2493         memcpy(duration, data+ptr, 3);
2494         ptr+=3;
2495         int duration_sec =
2496                 fromBCD(duration[0])*3600+fromBCD(duration[1])*60+fromBCD(duration[2]);
2497
2498         const __u8 *descriptors[65];
2499         const __u8 **pdescr = descriptors;
2500
2501         int descriptors_length = (data[ptr++]&0x0F) << 8;
2502         descriptors_length |= data[ptr++];
2503         while ( descriptors_length > 1 )
2504         {
2505                 int descr_type = data[ptr];
2506                 int descr_len = data[ptr+1];
2507                 descriptors_length -= 2;
2508                 if (descriptors_length >= descr_len)
2509                 {
2510                         descriptors_length -= descr_len;
2511                         if ( descr_type == 0xf2 && descr_len > 5)
2512                         {
2513                                 ptr+=2;
2514                                 int tsid = data[ptr++] << 8;
2515                                 tsid |= data[ptr++];
2516                                 int onid = data[ptr++] << 8;
2517                                 onid |= data[ptr++];
2518                                 int sid = data[ptr++] << 8;
2519                                 sid |= data[ptr++];
2520
2521 // WORKAROUND for wrong transmitted epg data (01.10.2007)
2522                                 if ( onid == 0x85 )
2523                                 {
2524                                         switch( (tsid << 16) | sid )
2525                                         {
2526                                                 case 0x01030b: sid = 0x1b; tsid = 4; break;  // Premiere Win
2527                                                 case 0x0300f0: sid = 0xe0; tsid = 2; break;
2528                                                 case 0x0300f1: sid = 0xe1; tsid = 2; break;
2529                                                 case 0x0300f5: sid = 0xdc; break;
2530                                                 case 0x0400d2: sid = 0xe2; tsid = 0x11; break;
2531                                                 case 0x1100d3: sid = 0xe3; break;
2532                                                 case 0x0100d4: sid = 0xe4; tsid = 4; break;
2533                                         }
2534                                 }
2535 ////////////////////////////////////////////
2536
2537                                 uniqueEPGKey service( sid, onid, tsid );
2538                                 descr_len -= 6;
2539                                 while( descr_len > 2 )
2540                                 {
2541                                         __u8 datetime[5];
2542                                         datetime[0] = data[ptr++];
2543                                         datetime[1] = data[ptr++];
2544                                         int tmp_len = data[ptr++];
2545                                         descr_len -= 3;
2546                                         if (descr_len >= tmp_len)
2547                                         {
2548                                                 descr_len -= tmp_len;
2549                                                 while( tmp_len > 2 )
2550                                                 {
2551                                                         memcpy(datetime+2, data+ptr, 3);
2552                                                         ptr += 3;
2553                                                         tmp_len -= 3;
2554                                                         start_times[datetime].push_back(service);
2555                                                 }
2556                                         }
2557                                 }
2558                         }
2559                         else
2560                         {
2561                                 *pdescr++=data+ptr;
2562                                 ptr += 2;
2563                                 ptr += descr_len;
2564                         }
2565                 }
2566         }
2567         ASSERT(pdescr <= &descriptors[65])
2568         __u8 event[4098];
2569         eit_event_struct *ev_struct = (eit_event_struct*) event;
2570         ev_struct->running_status = 0;
2571         ev_struct->free_CA_mode = 1;
2572         memcpy(event+7, duration, 3);
2573         ptr = 12;
2574         const __u8 **d=descriptors;
2575         while ( d < pdescr )
2576         {
2577                 memcpy(event+ptr, *d, ((*d)[1])+2);
2578                 ptr+=(*d++)[1];
2579                 ptr+=2;
2580         }
2581         ASSERT(ptr <= 4098);
2582         for ( std::map< date_time, std::list<uniqueEPGKey> >::iterator it(start_times.begin()); it != start_times.end(); ++it )
2583         {
2584                 time_t now = eDVBLocalTimeHandler::getInstance()->nowTime();
2585                 if ( (it->first.tm + duration_sec) < now )
2586                         continue;
2587                 memcpy(event+2, it->first.data, 5);
2588                 int bptr = ptr;
2589                 int cnt=0;
2590                 for (std::list<uniqueEPGKey>::iterator i(it->second.begin()); i != it->second.end(); ++i)
2591                 {
2592                         event[bptr++] = 0x4A;
2593                         __u8 *len = event+(bptr++);
2594                         event[bptr++] = (i->tsid & 0xFF00) >> 8;
2595                         event[bptr++] = (i->tsid & 0xFF);
2596                         event[bptr++] = (i->onid & 0xFF00) >> 8;
2597                         event[bptr++] = (i->onid & 0xFF);
2598                         event[bptr++] = (i->sid & 0xFF00) >> 8;
2599                         event[bptr++] = (i->sid & 0xFF);
2600                         event[bptr++] = 0xB0;
2601                         bptr += sprintf((char*)(event+bptr), "Option %d", ++cnt);
2602                         *len = ((event+bptr) - len)-1;
2603                 }
2604                 int llen = bptr - 12;
2605                 ev_struct->descriptors_loop_length_hi = (llen & 0xF00) >> 8;
2606                 ev_struct->descriptors_loop_length_lo = (llen & 0xFF);
2607
2608                 time_t stime = it->first.tm;
2609                 while( tmMap.find(stime) != tmMap.end() )
2610                         ++stime;
2611                 event[6] += (stime - it->first.tm);
2612                 __u16 event_id = 0;
2613                 while( evMap.find(event_id) != evMap.end() )
2614                         ++event_id;
2615                 event[0] = (event_id & 0xFF00) >> 8;
2616                 event[1] = (event_id & 0xFF);
2617                 time_event_map[it->first.tm]=std::pair<time_t, __u16>(stime, event_id);
2618                 eventData *d = new eventData( ev_struct, bptr, PRIVATE );
2619                 evMap[event_id] = d;
2620                 tmMap[stime] = d;
2621                 ASSERT(bptr <= 4098);
2622         }
2623 }
2624
2625 void eEPGCache::channel_data::startPrivateReader()
2626 {
2627         eDVBSectionFilterMask mask;
2628         memset(&mask, 0, sizeof(mask));
2629         mask.pid = m_PrivatePid;
2630         mask.flags = eDVBSectionFilterMask::rfCRC;
2631         mask.data[0] = 0xA0;
2632         mask.mask[0] = 0xFF;
2633         eDebug("[EPGC] start privatefilter for pid %04x and version %d", m_PrivatePid, m_PrevVersion);
2634         if (m_PrevVersion != -1)
2635         {
2636                 mask.data[3] = m_PrevVersion << 1;
2637                 mask.mask[3] = 0x3E;
2638                 mask.mode[3] = 0x3E;
2639         }
2640         seenPrivateSections.clear();
2641         if (!m_PrivateConn)
2642                 m_PrivateReader->connectRead(slot(*this, &eEPGCache::channel_data::readPrivateData), m_PrivateConn);
2643         m_PrivateReader->start(mask);
2644 }
2645
2646 void eEPGCache::channel_data::readPrivateData( const __u8 *data)
2647 {
2648         if ( seenPrivateSections.find(data[6]) == seenPrivateSections.end() )
2649         {
2650                 cache->privateSectionRead(m_PrivateService, data);
2651                 seenPrivateSections.insert(data[6]);
2652         }
2653         if ( seenPrivateSections.size() == (unsigned int)(data[7] + 1) )
2654         {
2655                 eDebug("[EPGC] private finished");
2656                 eDVBChannelID chid = channel->getChannelID();
2657                 int tmp = chid.original_network_id.get();
2658                 tmp |= 0x80000000; // we use highest bit as private epg indicator
2659                 chid.original_network_id = tmp;
2660                 cache->channelLastUpdated[chid] = eDVBLocalTimeHandler::getInstance()->nowTime();
2661                 m_PrevVersion = (data[5] & 0x3E) >> 1;
2662                 startPrivateReader();
2663         }
2664 }
2665
2666 #endif // ENABLE_PRIVATE_EPG
2667
2668 #ifdef ENABLE_MHW_EPG
2669 void eEPGCache::channel_data::cleanup()
2670 {
2671         m_channels.clear();
2672         m_themes.clear();
2673         m_titles.clear();
2674         m_program_ids.clear();
2675 }
2676
2677 __u8 *eEPGCache::channel_data::delimitName( __u8 *in, __u8 *out, int len_in )
2678 {
2679         // Names in mhw structs are not strings as they are not '\0' terminated.
2680         // This function converts the mhw name into a string.
2681         // Constraint: "length of out" = "length of in" + 1.
2682         int i;
2683         for ( i=0; i < len_in; i++ )
2684                 out[i] = in[i];
2685
2686         i = len_in - 1;
2687         while ( ( i >=0 ) && ( out[i] == 0x20 ) )
2688                 i--;
2689
2690         out[i+1] = 0;
2691         return out;
2692 }
2693
2694 void eEPGCache::channel_data::timeMHW2DVB( u_char hours, u_char minutes, u_char *return_time)
2695 // For time of day
2696 {
2697         return_time[0] = toBCD( hours );
2698         return_time[1] = toBCD( minutes );
2699         return_time[2] = 0;
2700 }
2701
2702 void eEPGCache::channel_data::timeMHW2DVB( int minutes, u_char *return_time)
2703 {
2704         timeMHW2DVB( int(minutes/60), minutes%60, return_time );
2705 }
2706
2707 void eEPGCache::channel_data::timeMHW2DVB( u_char day, u_char hours, u_char minutes, u_char *return_time)
2708 // For date plus time of day
2709 {
2710         // Remove offset in mhw time.
2711         __u8 local_hours = hours;
2712         if ( hours >= 16 )
2713                 local_hours -= 4;
2714         else if ( hours >= 8 )
2715                 local_hours -= 2;
2716
2717         // As far as we know all mhw time data is sent in central Europe time zone.
2718         // So, temporarily set timezone to western europe
2719         time_t dt = eDVBLocalTimeHandler::getInstance()->nowTime();
2720
2721         char *old_tz = getenv( "TZ" );
2722         putenv("TZ=CET-1CEST,M3.5.0/2,M10.5.0/3");
2723         tzset();
2724
2725         tm localnow;
2726         localtime_r(&dt, &localnow);
2727
2728         if (day == 7)
2729                 day = 0;
2730         if ( day + 1 < localnow.tm_wday )               // day + 1 to prevent old events to show for next week.
2731                 day += 7;
2732         if (local_hours <= 5)
2733                 day++;
2734
2735         dt += 3600*24*(day - localnow.tm_wday); // Shift dt to the recording date (local time zone).
2736         dt += 3600*(local_hours - localnow.tm_hour);  // Shift dt to the recording hour.
2737
2738         tm recdate;
2739         gmtime_r( &dt, &recdate );   // This will also take care of DST.
2740
2741         if ( old_tz == NULL )
2742                 unsetenv( "TZ" );
2743         else
2744                 putenv( old_tz );
2745         tzset();
2746
2747         // Calculate MJD according to annex in ETSI EN 300 468
2748         int l=0;
2749         if ( recdate.tm_mon <= 1 )      // Jan or Feb
2750                 l=1;
2751         int mjd = 14956 + recdate.tm_mday + int( (recdate.tm_year - l) * 365.25) +
2752                 int( (recdate.tm_mon + 2 + l * 12) * 30.6001);
2753
2754         return_time[0] = (mjd & 0xFF00)>>8;
2755         return_time[1] = mjd & 0xFF;
2756
2757         timeMHW2DVB( recdate.tm_hour, minutes, return_time+2 );
2758 }
2759
2760 void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator itTitle, std::string sumText, const __u8 *data)
2761 // data is borrowed from calling proc to save memory space.
2762 {
2763         __u8 name[34];
2764
2765         // For each title a separate EIT packet will be sent to eEPGCache::sectionRead()
2766         bool isMHW2 = itTitle->second.mhw2_mjd_hi || itTitle->second.mhw2_mjd_lo ||
2767                 itTitle->second.mhw2_duration_hi || itTitle->second.mhw2_duration_lo;
2768
2769         eit_t *packet = (eit_t *) data;
2770         packet->table_id = 0x50;
2771         packet->section_syntax_indicator = 1;
2772
2773         packet->service_id_hi = m_channels[ itTitle->second.channel_id - 1 ].channel_id_hi;
2774         packet->service_id_lo = m_channels[ itTitle->second.channel_id - 1 ].channel_id_lo;
2775         packet->version_number = 0;     // eEPGCache::sectionRead() will dig this for the moment
2776         packet->current_next_indicator = 0;
2777         packet->section_number = 0;     // eEPGCache::sectionRead() will dig this for the moment
2778         packet->last_section_number = 0;        // eEPGCache::sectionRead() will dig this for the moment
2779         packet->transport_stream_id_hi = m_channels[ itTitle->second.channel_id - 1 ].transport_stream_id_hi;
2780         packet->transport_stream_id_lo = m_channels[ itTitle->second.channel_id - 1 ].transport_stream_id_lo;
2781         packet->original_network_id_hi = m_channels[ itTitle->second.channel_id - 1 ].network_id_hi;
2782         packet->original_network_id_lo = m_channels[ itTitle->second.channel_id - 1 ].network_id_lo;
2783         packet->segment_last_section_number = 0; // eEPGCache::sectionRead() will dig this for the moment
2784         packet->segment_last_table_id = 0x50;
2785
2786         __u8 *title = isMHW2 ? ((__u8*)(itTitle->second.title))-4 : (__u8*)itTitle->second.title;
2787         std::string prog_title = (char *) delimitName( title, name, isMHW2 ? 33 : 23 );
2788         int prog_title_length = prog_title.length();
2789
2790         int packet_length = EIT_SIZE + EIT_LOOP_SIZE + EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
2791                 prog_title_length + 1;
2792
2793         eit_event_t *event_data = (eit_event_t *) (data + EIT_SIZE);
2794         event_data->event_id_hi = (( itTitle->first ) >> 8 ) & 0xFF;
2795         event_data->event_id_lo = ( itTitle->first ) & 0xFF;
2796
2797         if (isMHW2)
2798         {
2799                 u_char *data = (u_char*) event_data;
2800                 data[2] = itTitle->second.mhw2_mjd_hi;
2801                 data[3] = itTitle->second.mhw2_mjd_lo;
2802                 data[4] = itTitle->second.mhw2_hours;
2803                 data[5] = itTitle->second.mhw2_minutes;
2804                 data[6] = itTitle->second.mhw2_seconds;
2805                 timeMHW2DVB( HILO(itTitle->second.mhw2_duration), data+7 );
2806         }
2807         else
2808         {
2809                 timeMHW2DVB( itTitle->second.dh.day, itTitle->second.dh.hours, itTitle->second.ms.minutes,
2810                 (u_char *) event_data + 2 );
2811                 timeMHW2DVB( HILO(itTitle->second.duration), (u_char *) event_data+7 );
2812         }
2813
2814         event_data->running_status = 0;
2815         event_data->free_CA_mode = 0;
2816         int descr_ll = EIT_SHORT_EVENT_DESCRIPTOR_SIZE + 1 + prog_title_length;
2817
2818         eit_short_event_descriptor_struct *short_event_descriptor =
2819                 (eit_short_event_descriptor_struct *) ( (u_char *) event_data + EIT_LOOP_SIZE);
2820         short_event_descriptor->descriptor_tag = EIT_SHORT_EVENT_DESCRIPTOR;
2821         short_event_descriptor->descriptor_length = EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
2822                 prog_title_length - 1;
2823         short_event_descriptor->language_code_1 = 'e';
2824         short_event_descriptor->language_code_2 = 'n';
2825         short_event_descriptor->language_code_3 = 'g';
2826         short_event_descriptor->event_name_length = prog_title_length;
2827         u_char *event_name = (u_char *) short_event_descriptor + EIT_SHORT_EVENT_DESCRIPTOR_SIZE;
2828         memcpy(event_name, prog_title.c_str(), prog_title_length);
2829
2830         // Set text length
2831         event_name[prog_title_length] = 0;
2832
2833         if ( sumText.length() > 0 )
2834         // There is summary info
2835         {
2836                 unsigned int sum_length = sumText.length();
2837                 if ( sum_length + short_event_descriptor->descriptor_length <= 0xff )
2838                 // Store summary in short event descriptor
2839                 {
2840                         // Increase all relevant lengths
2841                         event_name[prog_title_length] = sum_length;
2842                         short_event_descriptor->descriptor_length += sum_length;
2843                         packet_length += sum_length;
2844                         descr_ll += sum_length;
2845                         sumText.copy( (char *) event_name+prog_title_length+1, sum_length );
2846                 }
2847                 else
2848                 // Store summary in extended event descriptors
2849                 {
2850                         int remaining_sum_length = sumText.length();
2851                         int nbr_descr = int(remaining_sum_length/247) + 1;
2852                         for ( int i=0; i < nbr_descr; i++)
2853                         // Loop once per extended event descriptor
2854                         {
2855                                 eit_extended_descriptor_struct *ext_event_descriptor = (eit_extended_descriptor_struct *) (data + packet_length);
2856                                 sum_length = remaining_sum_length > 247 ? 247 : remaining_sum_length;
2857                                 remaining_sum_length -= sum_length;
2858                                 packet_length += 8 + sum_length;
2859                                 descr_ll += 8 + sum_length;
2860
2861                                 ext_event_descriptor->descriptor_tag = EIT_EXTENDED_EVENT_DESCRIPOR;
2862                                 ext_event_descriptor->descriptor_length = sum_length + 6;
2863                                 ext_event_descriptor->descriptor_number = i;
2864                                 ext_event_descriptor->last_descriptor_number = nbr_descr - 1;
2865                                 ext_event_descriptor->iso_639_2_language_code_1 = 'e';
2866                                 ext_event_descriptor->iso_639_2_language_code_2 = 'n';
2867                                 ext_event_descriptor->iso_639_2_language_code_3 = 'g';
2868                                 u_char *the_text = (u_char *) ext_event_descriptor + 8;
2869                                 the_text[-2] = 0;
2870                                 the_text[-1] = sum_length;
2871                                 sumText.copy( (char *) the_text, sum_length, sumText.length() - sum_length - remaining_sum_length );
2872                         }
2873                 }
2874         }
2875
2876         if (!isMHW2)
2877         {
2878                 // Add content descriptor
2879                 u_char *descriptor = (u_char *) data + packet_length;
2880                 packet_length += 4;
2881                 descr_ll += 4;
2882
2883                 int content_id = 0;
2884                 std::string content_descr = (char *) delimitName( m_themes[itTitle->second.theme_id].name, name, 15 );
2885                 if ( content_descr.find( "FILM" ) != std::string::npos )
2886                         content_id = 0x10;
2887                 else if ( content_descr.find( "SPORT" ) != std::string::npos )
2888                         content_id = 0x40;
2889
2890                 descriptor[0] = 0x54;
2891                 descriptor[1] = 2;
2892                 descriptor[2] = content_id;
2893                 descriptor[3] = 0;
2894         }
2895
2896         event_data->descriptors_loop_length_hi = (descr_ll & 0xf00)>>8;
2897         event_data->descriptors_loop_length_lo = (descr_ll & 0xff);
2898
2899         packet->section_length_hi =  ((packet_length - 3)&0xf00)>>8;
2900         packet->section_length_lo =  (packet_length - 3)&0xff;
2901
2902         // Feed the data to eEPGCache::sectionRead()
2903         cache->sectionRead( data, MHW, this );
2904 }
2905
2906 void eEPGCache::channel_data::startTimeout(int msec)
2907 {
2908         m_MHWTimeoutTimer.start(msec,true);
2909         m_MHWTimeoutet=false;
2910 }
2911
2912 void eEPGCache::channel_data::startMHWReader(__u16 pid, __u8 tid)
2913 {
2914         m_MHWFilterMask.pid = pid;
2915         m_MHWFilterMask.data[0] = tid;
2916         m_MHWReader->start(m_MHWFilterMask);
2917 //      eDebug("start 0x%02x 0x%02x", pid, tid);
2918 }
2919
2920 void eEPGCache::channel_data::startMHWReader2(__u16 pid, __u8 tid, int ext)
2921 {
2922         m_MHWFilterMask2.pid = pid;
2923         m_MHWFilterMask2.data[0] = tid;
2924         if (ext != -1)
2925         {
2926                 m_MHWFilterMask2.data[1] = ext;
2927                 m_MHWFilterMask2.mask[1] = 0xFF;
2928 //              eDebug("start 0x%03x 0x%02x 0x%02x", pid, tid, ext);
2929         }
2930         else
2931         {
2932                 m_MHWFilterMask2.data[1] = 0;
2933                 m_MHWFilterMask2.mask[1] = 0;
2934 //              eDebug("start 0x%02x 0x%02x", pid, tid);
2935         }
2936         m_MHWReader2->start(m_MHWFilterMask2);
2937 }
2938
2939 void eEPGCache::channel_data::readMHWData(const __u8 *data)
2940 {
2941         if ( m_MHWReader2 )
2942                 m_MHWReader2->stop();
2943
2944         if ( state > 1 || // aborted
2945                 // have si data.. so we dont read mhw data
2946                 (haveData & (SCHEDULE|SCHEDULE_OTHER)) )
2947         {
2948                 eDebug("[EPGC] mhw aborted %d", state);
2949         }
2950         else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x91)
2951         // Channels table
2952         {
2953                 int len = ((data[1]&0xf)<<8) + data[2] - 1;
2954                 int record_size = sizeof( mhw_channel_name_t );
2955                 int nbr_records = int (len/record_size);
2956
2957                 m_channels.resize(nbr_records);
2958                 for ( int i = 0; i < nbr_records; i++ )
2959                 {
2960                         mhw_channel_name_t *channel = (mhw_channel_name_t*) &data[4 + i*record_size];
2961                         m_channels[i]=*channel;
2962                 }
2963                 haveData |= MHW;
2964
2965                 eDebug("[EPGC] mhw %d channels found", m_channels.size());
2966
2967                 // Channels table has been read, start reading the themes table.
2968                 startMHWReader(0xD3, 0x92);
2969                 return;
2970         }
2971         else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x92)
2972         // Themes table
2973         {
2974                 int len = ((data[1]&0xf)<<8) + data[2] - 16;
2975                 int record_size = sizeof( mhw_theme_name_t );
2976                 int nbr_records = int (len/record_size);
2977                 int idx_ptr = 0;
2978                 __u8 next_idx = (__u8) *(data + 3 + idx_ptr);
2979                 __u8 idx = 0;
2980                 __u8 sub_idx = 0;
2981                 for ( int i = 0; i < nbr_records; i++ )
2982                 {
2983                         mhw_theme_name_t *theme = (mhw_theme_name_t*) &data[19 + i*record_size];
2984                         if ( i >= next_idx )
2985                         {
2986                                 idx = (idx_ptr<<4);
2987                                 idx_ptr++;
2988                                 next_idx = (__u8) *(data + 3 + idx_ptr);
2989                                 sub_idx = 0;
2990                         }
2991                         else
2992                                 sub_idx++;
2993
2994                         m_themes[idx+sub_idx] = *theme;
2995                 }
2996                 eDebug("[EPGC] mhw %d themes found", m_themes.size());
2997                 // Themes table has been read, start reading the titles table.
2998                 startMHWReader(0xD2, 0x90);
2999                 startTimeout(4000);
3000                 return;
3001         }
3002         else if (m_MHWFilterMask.pid == 0xD2 && m_MHWFilterMask.data[0] == 0x90)
3003         // Titles table
3004         {
3005                 mhw_title_t *title = (mhw_title_t*) data;
3006
3007                 if ( title->channel_id == 0xFF )        // Separator
3008                         return; // Continue reading of the current table.
3009                 else
3010                 {
3011                         // Create unique key per title
3012                         __u32 title_id = ((title->channel_id)<<16)|((title->dh.day)<<13)|((title->dh.hours)<<8)|
3013                                 (title->ms.minutes);
3014                         __u32 program_id = ((title->program_id_hi)<<24)|((title->program_id_mh)<<16)|
3015                                 ((title->program_id_ml)<<8)|(title->program_id_lo);
3016
3017                         if ( m_titles.find( title_id ) == m_titles.end() )
3018                         {
3019                                 startTimeout(4000);
3020                                 title->mhw2_mjd_hi = 0;
3021                                 title->mhw2_mjd_lo = 0;
3022                                 title->mhw2_duration_hi = 0;
3023                                 title->mhw2_duration_lo = 0;
3024                                 m_titles[ title_id ] = *title;
3025                                 if ( (title->ms.summary_available) && (m_program_ids.find(program_id) == m_program_ids.end()) )
3026                                         // program_ids will be used to gather summaries.
3027                                         m_program_ids.insert(std::pair<__u32,__u32>(program_id,title_id));
3028                                 return; // Continue reading of the current table.
3029                         }
3030                         else if (!checkTimeout())
3031                                 return;
3032                 }
3033                 if ( !m_program_ids.empty())
3034                 {
3035                         // Titles table has been read, there are summaries to read.
3036                         // Start reading summaries, store corresponding titles on the fly.
3037                         startMHWReader(0xD3, 0x90);
3038                         eDebug("[EPGC] mhw %d titles(%d with summary) found",
3039                                 m_titles.size(),
3040                                 m_program_ids.size());
3041                         startTimeout(4000);
3042                         return;
3043                 }
3044         }
3045         else if (m_MHWFilterMask.pid == 0xD3 && m_MHWFilterMask.data[0] == 0x90)
3046         // Summaries table
3047         {
3048                 mhw_summary_t *summary = (mhw_summary_t*) data;
3049
3050                 // Create unique key per record
3051                 __u32 program_id = ((summary->program_id_hi)<<24)|((summary->program_id_mh)<<16)|
3052                         ((summary->program_id_ml)<<8)|(summary->program_id_lo);
3053                 int len = ((data[1]&0xf)<<8) + data[2];
3054
3055                 // ugly workaround to convert const __u8* to char*
3056                 char *tmp=0;
3057                 memcpy(&tmp, &data, sizeof(void*));
3058                 tmp[len+3] = 0; // Terminate as a string.
3059
3060                 std::multimap<__u32, __u32>::iterator itProgid( m_program_ids.find( program_id ) );
3061                 if ( itProgid == m_program_ids.end() )
3062                 { /*    This part is to prevent to looping forever if some summaries are not received yet.
3063                         There is a timeout of 4 sec. after the last successfully read summary. */
3064                         if (!m_program_ids.empty() && !checkTimeout())
3065                                 return; // Continue reading of the current table.
3066                 }
3067                 else
3068                 {
3069                         std::string the_text = (char *) (data + 11 + summary->nb_replays * 7);
3070
3071                         unsigned int pos=0;
3072                         while((pos = the_text.find("\r\n")) != std::string::npos)
3073                                 the_text.replace(pos, 2, " ");
3074
3075                         // Find corresponding title, store title and summary in epgcache.
3076                         std::map<__u32, mhw_title_t>::iterator itTitle( m_titles.find( itProgid->second ) );
3077                         if ( itTitle != m_titles.end() )
3078                         {
3079                                 startTimeout(4000);
3080                                 storeTitle( itTitle, the_text, data );
3081                                 m_titles.erase( itTitle );
3082                         }
3083                         m_program_ids.erase( itProgid );
3084                         if ( !m_program_ids.empty() )
3085                                 return; // Continue reading of the current table.
3086                 }
3087         }
3088         eDebug("[EPGC] mhw finished(%ld) %d summaries not found",
3089                 eDVBLocalTimeHandler::getInstance()->nowTime(),
3090                 m_program_ids.size());
3091         // Summaries have been read, titles that have summaries have been stored.
3092         // Now store titles that do not have summaries.
3093         for (std::map<__u32, mhw_title_t>::iterator itTitle(m_titles.begin()); itTitle != m_titles.end(); itTitle++)
3094                 storeTitle( itTitle, "", data );
3095         isRunning &= ~MHW;
3096         m_MHWConn=0;
3097         if ( m_MHWReader )
3098                 m_MHWReader->stop();
3099         if (haveData)
3100                 finishEPG();
3101 }
3102
3103 void eEPGCache::channel_data::readMHWData2(const __u8 *data)
3104 {
3105         int dataLen = (((data[1]&0xf) << 8) | data[2]) + 3;
3106
3107         if ( m_MHWReader )
3108                 m_MHWReader->stop();
3109
3110         if ( state > 1 || // aborted
3111                 // have si data.. so we dont read mhw data
3112                 (haveData & (eEPGCache::SCHEDULE|eEPGCache::SCHEDULE_OTHER)) )
3113         {
3114                 eDebug("[EPGC] mhw2 aborted %d", state);
3115         }
3116         else if (m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
3117         // Channels table
3118         {
3119                 int num_channels = data[119];
3120                 m_channels.resize(num_channels);
3121                 if(dataLen > 119)
3122                 {
3123                         int ptr = 120 + 8 * num_channels;
3124                         if( dataLen > ptr )
3125                         {
3126                                 for( int chid = 0; chid < num_channels; ++chid )
3127                                 {
3128                                         ptr += ( data[ptr] & 0x0f ) + 1;
3129                                         if( dataLen < ptr )
3130                                                 goto abort;
3131                                 }
3132                         }
3133                         else
3134                                 goto abort;
3135                 }
3136                 else
3137                         goto abort;
3138                 // data seems consistent...
3139                 const __u8 *tmp = data+120;
3140                 for (int i=0; i < num_channels; ++i)
3141                 {
3142                         mhw_channel_name_t channel;
3143                         channel.network_id_hi = *(tmp++);
3144                         channel.network_id_lo = *(tmp++);
3145                         channel.transport_stream_id_hi = *(tmp++);
3146                         channel.transport_stream_id_lo = *(tmp++);
3147                         channel.channel_id_hi = *(tmp++);
3148                         channel.channel_id_lo = *(tmp++);
3149                         m_channels[i]=channel;
3150                         tmp+=2;
3151                 }
3152                 for (int i=0; i < num_channels; ++i)
3153                 {
3154                         mhw_channel_name_t &channel = m_channels[i];
3155                         int channel_name_len=*(tmp++)&0x0f;
3156                         int x=0;
3157                         for (; x < channel_name_len; ++x)
3158                                 channel.name[x]=*(tmp++);
3159                         channel.name[x+1]=0;
3160                 }
3161                 haveData |= MHW;
3162                 eDebug("[EPGC] mhw2 %d channels found", m_channels.size());
3163         }
3164         else if (m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
3165         {
3166                 // Themes table
3167                 eDebug("[EPGC] mhw2 themes nyi");
3168         }
3169         else if (m_MHWFilterMask2.pid == 0x234 && m_MHWFilterMask2.data[0] == 0xe6)
3170         // Titles table
3171         {
3172                 int pos=18;
3173                 bool valid=true;
3174                 int len = ((data[1]&0xf)<<8) + data[2] - 16;
3175                 bool finish=false;
3176                 if(data[dataLen-1] != 0xff)
3177                         return;
3178                 while( pos < dataLen )
3179                 {
3180                         valid = false;
3181                         pos += 7;
3182                         if( pos < dataLen )
3183                         {
3184                                 pos += 3;
3185                                 if( pos < dataLen )
3186                                 {
3187                                         if( data[pos] > 0xc0 )
3188                                         {
3189                                                 pos += ( data[pos] - 0xc0 );
3190                                                 pos += 4;
3191                                                 if( pos < dataLen )
3192                                                 {
3193                                                         if( data[pos] == 0xff )
3194                                                         {
3195                                                                 ++pos;
3196                                                                 valid = true;
3197                                                         }
3198                                                 }
3199                                         }
3200                                 }
3201                         }
3202                         if( !valid )
3203                         {
3204                                 if (checkTimeout())
3205                                         goto start_summary;
3206                                 return;
3207                         }
3208                 }
3209                 // data seems consistent...
3210                 mhw_title_t title;
3211                 pos = 18;
3212                 while (pos < len)
3213                 {
3214                         title.channel_id = data[pos]+1;
3215                         title.program_id_ml = data[pos+1];
3216                         title.program_id_lo = data[pos+2];
3217                         title.mhw2_mjd_hi = data[pos+3];
3218                         title.mhw2_mjd_lo = data[pos+4];
3219                         title.mhw2_hours = data[pos+5];
3220                         title.mhw2_minutes = data[pos+6];
3221                         title.mhw2_seconds = data[pos+7];
3222                         int duration = ((data[pos+8] << 8)|data[pos+9]) >> 4;
3223                         title.mhw2_duration_hi = (duration&0xFF00) >> 8;
3224                         title.mhw2_duration_lo = duration&0xFF;
3225                         __u8 slen = data[pos+10] & 0x3f;
3226                         __u8 *dest = ((__u8*)title.title)-4;
3227                         memcpy(dest, &data[pos+11], slen>33 ? 33 : slen);
3228                         memset(dest+slen, 0, 33-slen);
3229                         pos += 11 + slen;
3230 //                      not used theme id (data[7] & 0x3f) + (data[pos] & 0x3f);
3231                         __u32 summary_id = (data[pos+1] << 8) | data[pos+2];
3232
3233                         // Create unique key per title
3234                         __u32 title_id = (title.channel_id<<16) | (title.program_id_ml<<8) | title.program_id_lo;
3235
3236                         pos += 4;
3237
3238                         std::map<__u32, mhw_title_t>::iterator it = m_titles.find( title_id );
3239                         if ( it == m_titles.end() )
3240                         {
3241                                 startTimeout(5000);
3242                                 m_titles[ title_id ] = title;
3243                                 if (summary_id != 0xFFFF)
3244                                 {
3245                                         bool add=true;
3246                                         std::multimap<__u32, __u32>::iterator it(m_program_ids.lower_bound(summary_id));
3247                                         while (it != m_program_ids.end() && it->first == summary_id)
3248                                         {
3249                                                 if (it->second == title_id) {
3250                                                         add=false;
3251                                                         break;
3252                                                 }
3253                                                 ++it;
3254                                         }
3255                                         if (add)
3256                                                 m_program_ids.insert(std::pair<__u32,__u32>(summary_id,title_id));
3257                                 }
3258                         }
3259                         else
3260                         {
3261                                 if ( !checkTimeout() )
3262                                         continue;       // Continue reading of the current table.
3263                                 finish=true;
3264                                 break;
3265                         }
3266                 }
3267 start_summary:
3268                 if (finish)
3269                 {
3270                         eDebug("[EPGC] mhw2 %d titles(%d with summary) found", m_titles.size(), m_program_ids.size());
3271                         if (!m_program_ids.empty())
3272                         {
3273                                 // Titles table has been read, there are summaries to read.
3274                                 // Start reading summaries, store corresponding titles on the fly.
3275                                 startMHWReader2(0x236, 0x96);
3276                                 startTimeout(15000);
3277                                 return;
3278                         }
3279                 }
3280                 else
3281                         return;
3282         }
3283         else if (m_MHWFilterMask2.pid == 0x236 && m_MHWFilterMask2.data[0] == 0x96)
3284         // Summaries table
3285         {
3286                 if (!checkTimeout())
3287                 {
3288                         int len, loop, pos, lenline;
3289                         bool valid;
3290                         valid = true;
3291                         if( dataLen > 15 )
3292                         {
3293                                 loop = data[14];
3294                                 pos = 15 + loop;
3295                                 if( dataLen > pos )
3296                                 {
3297                                         loop = data[pos] & 0x0f;
3298                                         pos += 1;
3299                                         if( dataLen > pos )
3300                                         {
3301                                                 len = 0;
3302                                                 for( ; loop > 0; --loop )
3303                                                 {
3304                                                         if( dataLen > (pos+len) )
3305                                                         {
3306                                                                 lenline = data[pos+len];
3307                                                                 len += lenline + 1;
3308                                                         }
3309                                                         else
3310                                                                 valid=false;
3311                                                 }
3312                                         }
3313                                 }
3314                         }
3315                         else
3316                                 return;  // continue reading
3317                         if (valid)
3318                         {
3319                                 // data seems consistent...
3320                                 __u32 summary_id = (data[3]<<8)|data[4];
3321
3322                                 // ugly workaround to convert const __u8* to char*
3323                                 char *tmp=0;
3324                                 memcpy(&tmp, &data, sizeof(void*));
3325
3326                                 len = 0;
3327                                 loop = data[14];
3328                                 pos = 15 + loop;
3329                                 loop = tmp[pos] & 0x0f;
3330                                 pos += 1;
3331                                 for( ; loop > 0; loop -- )
3332                                 {
3333                                         lenline = tmp[pos+len];
3334                                         tmp[pos+len] = ' ';
3335                                         len += lenline + 1;
3336                                 }
3337                                 if( len > 0 )
3338                                     tmp[pos+len] = 0;
3339                                 else
3340                                         tmp[pos+1] = 0;
3341
3342                                 std::multimap<__u32, __u32>::iterator itProgId( m_program_ids.lower_bound(summary_id) );
3343                                 if ( itProgId == m_program_ids.end() || itProgId->first != summary_id)
3344                                 { /*    This part is to prevent to looping forever if some summaries are not received yet.
3345                                         There is a timeout of 4 sec. after the last successfully read summary. */
3346                                         if ( !m_program_ids.empty() )
3347                                                 return; // Continue reading of the current table.
3348                                 }
3349                                 else
3350                                 {
3351                                         startTimeout(15000);
3352                                         std::string the_text = (char *) (data + pos + 1);
3353
3354                                         while( itProgId != m_program_ids.end() && itProgId->first == summary_id )
3355                                         {
3356                                                 // Find corresponding title, store title and summary in epgcache.
3357                                                 std::map<__u32, mhw_title_t>::iterator itTitle( m_titles.find( itProgId->second ) );
3358                                                 if ( itTitle != m_titles.end() )
3359                                                 {
3360                                                         storeTitle( itTitle, the_text, data );
3361                                                         m_titles.erase( itTitle );
3362                                                 }
3363                                                 m_program_ids.erase( itProgId++ );
3364                                         }
3365                                         if ( !m_program_ids.empty() )
3366                                                 return; // Continue reading of the current table.
3367                                 }
3368                         }
3369                         else
3370                                 return;  // continue reading
3371                 }
3372         }
3373         if (isRunning & eEPGCache::MHW)
3374         {
3375                 if ( m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
3376                 {
3377                         // Channels table has been read, start reading the themes table.
3378                         startMHWReader2(0x231, 0xC8, 1);
3379                         return;
3380                 }
3381                 else if ( m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
3382                 {
3383                         // Themes table has been read, start reading the titles table.
3384                         startMHWReader2(0x234, 0xe6);
3385                         return;
3386                 }
3387                 else
3388                 {
3389                         // Summaries have been read, titles that have summaries have been stored.
3390                         // Now store titles that do not have summaries.
3391                         for (std::map<__u32, mhw_title_t>::iterator itTitle(m_titles.begin()); itTitle != m_titles.end(); itTitle++)
3392                                 storeTitle( itTitle, "", data );
3393                         eDebug("[EPGC] mhw2 finished(%ld) %d summaries not found",
3394                                 eDVBLocalTimeHandler::getInstance()->nowTime(),
3395                                 m_program_ids.size());
3396                 }
3397         }
3398 abort:
3399         isRunning &= ~MHW;
3400         m_MHWConn2=0;
3401         if ( m_MHWReader2 )
3402                 m_MHWReader2->stop();
3403         if (haveData)
3404                 finishEPG();
3405 }
3406 #endif