code.vuplus.com Git - vuplus_dvbapp/blob - lib/dvb/pmt.cpp

   1 #include <lib/base/nconfig.h> // access to python config
   2 #include <lib/base/eerror.h>
   3 #include <lib/dvb/pmt.h>
   4 #include <lib/dvb/specs.h>
   5 #include <lib/dvb/dvb.h>
   6 #include <lib/dvb/metaparser.h>
   7 #include <lib/dvb_ci/dvbci.h>
   8 #include <lib/dvb/epgcache.h>
   9 #include <lib/dvb/scan.h>
  10 #include <lib/dvb_ci/dvbci_session.h>
  11 #include <dvbsi++/ca_descriptor.h>
  12 #include <dvbsi++/ca_program_map_section.h>
  13 #include <dvbsi++/teletext_descriptor.h>
  14 #include <dvbsi++/descriptor_tag.h>
  15 #include <dvbsi++/iso639_language_descriptor.h>
  16 #include <dvbsi++/stream_identifier_descriptor.h>
  17 #include <dvbsi++/subtitling_descriptor.h>
  18 #include <dvbsi++/teletext_descriptor.h>
  19 #include <dvbsi++/video_stream_descriptor.h>
  20 #include <dvbsi++/registration_descriptor.h>
  21
  22 eDVBServicePMTHandler::eDVBServicePMTHandler()
  23         :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
  24 {
  25         m_use_decode_demux = 0;
  26         m_pmt_pid = -1;
  27         eDVBResourceManager::getInstance(m_resourceManager);
  28         CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
  29         CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
  30 }
  31
  32 eDVBServicePMTHandler::~eDVBServicePMTHandler()
  33 {
  34         free();
  35 }
  36
  37 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
  38 {
  39         int state;
  40         channel->getState(state);
  41
  42         if ((m_last_channel_state != iDVBChannel::state_ok)
  43                 && (state == iDVBChannel::state_ok) && (!m_demux))
  44         {
  45                 if (m_channel)
  46                         if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
  47                                 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
  48
  49                 serviceEvent(eventTuned);
  50
  51                 if (m_demux)
  52                 {
  53                         eDebug("ok ... now we start!!");
  54
  55                         if (!m_service || m_service->usePMT())
  56                         {
  57                                 if (m_pmt_pid == -1)
  58                                         m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
  59                                 else
  60                                         m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
  61                         }
  62
  63                         if ( m_service && !m_service->cacheEmpty() )
  64                                 serviceEvent(eventNewProgramInfo);
  65                 }
  66         } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
  67                         (state == iDVBChannel::state_failed))
  68         {
  69                 eDebug("tune failed.");
  70                 serviceEvent(eventTuneFailed);
  71         }
  72 }
  73
  74 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
  75 {
  76         switch (event)
  77         {
  78         case iDVBChannel::evtPreStart:
  79                 serviceEvent(eventPreStart);
  80                 break;
  81         case iDVBChannel::evtEOF:
  82                 serviceEvent(eventEOF);
  83                 break;
  84         case iDVBChannel::evtSOF:
  85                 serviceEvent(eventSOF);
  86                 break;
  87         default:
  88                 break;
  89         }
  90 }
  91
  92 void eDVBServicePMTHandler::PMTready(int error)
  93 {
  94         if (error)
  95                 serviceEvent(eventNoPMT);
  96         else
  97         {
  98                 m_have_cached_program = false;
  99                 serviceEvent(eventNewProgramInfo);
 100                 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
 101                 {
 102                         eEPGCache::getInstance()->PMTready(this);
 103                         if(!m_ca_servicePtr)
 104                         {
 105                                 int demuxes[2] = {0,0};
 106                                 uint8_t tmp;
 107                                 m_demux->getCADemuxID(tmp);
 108                                 demuxes[0]=tmp;
 109                                 if (m_decode_demux_num != 0xFF)
 110                                         demuxes[1]=m_decode_demux_num;
 111                                 else
 112                                         demuxes[1]=demuxes[0];
 113                                 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
 114                                 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
 115                         }
 116                         eDVBCIInterfaces::getInstance()->gotPMT(this);
 117                 }
 118                 if (m_ca_servicePtr)
 119                 {
 120                         ePtr<eTable<ProgramMapSection> > ptr;
 121                         if (!m_PMT.getCurrent(ptr))
 122                                 m_ca_servicePtr->buildCAPMT(ptr);
 123                         else
 124                                 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
 125                 }
 126         }
 127 }
 128
 129 void eDVBServicePMTHandler::PATready(int)
 130 {
 131         ePtr<eTable<ProgramAssociationSection> > ptr;
 132         if (!m_PAT.getCurrent(ptr))
 133         {
 134                 int service_id_single = -1;
 135                 int pmtpid_single = -1;
 136                 int pmtpid = -1;
 137                 std::vector<ProgramAssociationSection*>::const_iterator i;
 138                 for (i = ptr->getSections().begin(); pmtpid == -1 && i != ptr->getSections().end(); ++i)
 139                 {
 140                         const ProgramAssociationSection &pat = **i;
 141                         ProgramAssociationConstIterator program;
 142                         for (program = pat.getPrograms()->begin(); pmtpid == -1 && program != pat.getPrograms()->end(); ++program)
 143                         {
 144                                 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
 145                                         pmtpid = (*program)->getProgramMapPid();
 146                                 if (pmtpid_single == -1 && pmtpid == -1)
 147                                 {
 148                                         pmtpid_single = (*program)->getProgramMapPid();
 149                                         service_id_single = (*program)->getProgramNumber();
 150                                 }
 151                                 else
 152                                         pmtpid_single = service_id_single = -1;
 153                         }
 154                 }
 155                 if (pmtpid_single != -1) // only one PAT entry .. so we use this one
 156                 {
 157                         m_reference.setServiceID(eServiceID(service_id_single));
 158                         pmtpid = pmtpid_single;
 159                 }
 160                 if (pmtpid == -1)
 161                         serviceEvent(eventNoPATEntry);
 162                 else
 163                         m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
 164         } else
 165                 serviceEvent(eventNoPAT);
 166 }
 167
 168 PyObject *eDVBServicePMTHandler::getCaIds(bool pair)
 169 {
 170         ePyObject ret;
 171
 172         program prog;
 173
 174         if ( !getProgramInfo(prog) )
 175         {
 176                 int cnt=prog.caids.size();
 177                 if (cnt)
 178                 {
 179                         ret=PyList_New(cnt);
 180                         std::set<program::capid_pair>::iterator it(prog.caids.begin());
 181                         if (pair)
 182                         {
 183                                 while(cnt--)
 184                                 {
 185                                         ePyObject tuple = PyTuple_New(2);
 186                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(it->caid));
 187                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong((it++)->capid));
 188                                         PyList_SET_ITEM(ret, cnt, tuple);
 189                                 }
 190                         }
 191                         else
 192                         {
 193                                 while(cnt--)
 194                                         PyList_SET_ITEM(ret, cnt, PyInt_FromLong((it++)->caid));
 195                         }
 196                 }
 197         }
 198
 199         return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
 200 }
 201
 202 int eDVBServicePMTHandler::getProgramInfo(program &program)
 203 {
 204         ePtr<eTable<ProgramMapSection> > ptr;
 205         int cached_apid_ac3 = -1;
 206         int cached_apid_mpeg = -1;
 207         int cached_vpid = -1;
 208         int cached_tpid = -1;
 209         int ret = -1;
 210
 211         program.videoStreams.clear();
 212         program.audioStreams.clear();
 213         program.pcrPid = -1;
 214         program.pmtPid = -1;
 215         program.textPid = -1;
 216
 217         int first_ac3 = -1;
 218         program.defaultAudioStream = 0;
 219         audioStream *prev_audio = 0;
 220
 221         if ( m_service && !m_service->cacheEmpty() )
 222         {
 223                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 224                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 225                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 226                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 227         }
 228
 229         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 230         {
 231                 if (m_have_cached_program)
 232                 {
 233                         program = m_cached_program;
 234                         ret = 0;
 235                 }
 236                 else
 237                 {
 238                         eDVBTableSpec table_spec;
 239                         ptr->getSpec(table_spec);
 240                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 241                         std::vector<ProgramMapSection*>::const_iterator i;
 242                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 243                         {
 244                                 const ProgramMapSection &pmt = **i;
 245                                 int is_hdmv = 0;
 246
 247                                 program.pcrPid = pmt.getPcrPid();
 248
 249                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 250                                         desc != pmt.getDescriptors()->end(); ++desc)
 251                                 {
 252                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 253                                         {
 254                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 255                                                 program::capid_pair pair;
 256                                                 pair.caid = descr->getCaSystemId();
 257                                                 pair.capid = descr->getCaPid();
 258                                                 program.caids.insert(pair);
 259                                         }
 260                                         else if ((*desc)->getTag() == REGISTRATION_DESCRIPTOR)
 261                                         {
 262                                                 RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 263                                                 if (d->getFormatIdentifier() == 0x48444d56) // HDMV
 264                                                         is_hdmv = 1;
 265                                         }
 266                                 }
 267
 268                                 ElementaryStreamInfoConstIterator es;
 269                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 270                                 {
 271                                         int isaudio = 0, isvideo = 0, issubtitle = 0, forced_video = 0, forced_audio = 0, isteletext = 0;
 272                                         int streamtype = (*es)->getType();
 273                                         videoStream video;
 274                                         audioStream audio;
 275                                         audio.component_tag=video.component_tag=-1;
 276                                         video.type = videoStream::vtMPEG2;
 277                                         audio.type = audioStream::atMPEG;
 278                                         audio.rdsPid = -1;
 279
 280                                         switch (streamtype)
 281                                         {
 282                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 283                                                 video.type = videoStream::vtMPEG4_H264;
 284                                                 isvideo = 1;
 285                                                 //break; fall through !!!
 286                                         case 0x10: // MPEG 4 Part 2
 287                                                 if (!isvideo)
 288                                                 {
 289                                                         video.type = videoStream::vtMPEG4_Part2;
 290                                                         isvideo = 1;
 291                                                 }
 292                                                 //break; fall through !!!
 293                                         case 0x01: // MPEG 1 video
 294                                                 if (!isvideo)
 295                                                         video.type = videoStream::vtMPEG1;
 296                                                 //break; fall through !!!
 297                                         case 0x02: // MPEG 2 video
 298                                                 isvideo = 1;
 299                                                 forced_video = 1;
 300                                                 //break; fall through !!!
 301                                         case 0x03: // MPEG 1 audio
 302                                         case 0x04: // MPEG 2 audio:
 303                                                 if (!isvideo) {
 304                                                         isaudio = 1;
 305                                                         forced_audio = 1;
 306                                                 }
 307                                                 //break; fall through !!!
 308                                         case 0x0f: // MPEG 2 AAC
 309                                                 if (!isvideo && !isaudio)
 310                                                 {
 311                                                         isaudio = 1;
 312                                                         audio.type = audioStream::atAAC;
 313                                                         forced_audio = 1;
 314                                                 }
 315                                                 //break; fall through !!!
 316                                         case 0x11: // MPEG 4 AAC
 317                                                 if (!isvideo && !isaudio)
 318                                                 {
 319                                                         isaudio = 1;
 320                                                         audio.type = audioStream::atAACHE;
 321                                                         forced_audio = 1;
 322                                                 }
 323                                         case 0x80: // user private ... but bluray LPCM
 324                                         case 0xA0: // bluray secondary LPCM
 325                                                 if (!isvideo && !isaudio && is_hdmv)
 326                                                 {
 327                                                         isaudio = 1;
 328                                                         audio.type = audioStream::atLPCM;
 329                                                 }
 330                                         case 0x81: // user private ... but bluray AC3
 331                                         case 0xA1: // bluray secondary AC3
 332                                                 if (!isvideo && !isaudio && is_hdmv)
 333                                                 {
 334                                                         isaudio = 1;
 335                                                         audio.type = audioStream::atAC3;
 336                                                 }
 337                                         case 0x82: // bluray DTS (dvb user private...)
 338                                         case 0xA2: // bluray secondary DTS
 339                                                 if (!isvideo && !isaudio && is_hdmv)
 340                                                 {
 341                                                         isaudio = 1;
 342                                                         audio.type = audioStream::atDTS;
 343                                                 }
 344                                         case 0x86: // bluray DTS-HD (dvb user private...)
 345                                         case 0xA6: // bluray secondary DTS-HD
 346                                                 if (!isvideo && !isaudio && is_hdmv)
 347                                                 {
 348                                                         isaudio = 1;
 349                                                         audio.type = audioStream::atDTSHD;
 350                                                 }
 351                                         case 0x06: // PES Private
 352                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 353                                         {
 354                                                 int num_descriptors = 0;
 355                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 356                                                         desc != (*es)->getDescriptors()->end(); ++desc)
 357                                                 {
 358                                                         uint8_t tag = (*desc)->getTag();
 359                                                         /* check descriptors to get the exakt stream type. */
 360                                                         ++num_descriptors;
 361                                                         if (!forced_video && !forced_audio)
 362                                                         {
 363                                                                 switch (tag)
 364                                                                 {
 365                                                                 case AUDIO_STREAM_DESCRIPTOR:
 366                                                                         isaudio = 1;
 367                                                                         break;
 368                                                                 case VIDEO_STREAM_DESCRIPTOR:
 369                                                                 {
 370                                                                         isvideo = 1;
 371                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 372                                                                         if (d->getMpeg1OnlyFlag())
 373                                                                                 video.type = videoStream::vtMPEG1;
 374                                                                         break;
 375                                                                 }
 376                                                                 case SUBTITLING_DESCRIPTOR:
 377                                                                 {
 378                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 379                                                                         const SubtitlingList *list = d->getSubtitlings();
 380                                                                         subtitleStream s;
 381                                                                         s.pid = (*es)->getPid();
 382                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 383                                                                         {
 384                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 385                                                                                 switch(s.subtitling_type)
 386                                                                                 {
 387                                                                                 case 0x10 ... 0x13:
 388                                                                                 case 0x20 ... 0x23: // dvb subtitles
 389                                                                                         break;
 390                                                                                 default:
 391                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 392                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 393                                                                                         s.subtitling_type = 0x10;
 394                                                                                         break;
 395                                                                                 }
 396                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 397                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 398                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 399 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 400 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 401                                                                                 issubtitle=1;
 402                                                                                 program.subtitleStreams.push_back(s);
 403                                                                         }
 404                                                                         break;
 405                                                                 }
 406                                                                 case TELETEXT_DESCRIPTOR:
 407                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 408                                                                         {
 409                                                                                 subtitleStream s;
 410                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 411                                                                                 s.pid = program.textPid = (*es)->getPid();
 412                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 413                                                                                 isteletext = 1;
 414                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 415                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 416                                                                                 {
 417                                                                                         switch((*it)->getTeletextType())
 418                                                                                         {
 419                                                                                         case 0x02: // Teletext subtitle page
 420                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 421                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 422                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 423                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 424 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 425 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 426                                                                                                 program.subtitleStreams.push_back(s);
 427                                                                                                 issubtitle=1;
 428                                                                                         default:
 429                                                                                                 break;
 430                                                                                         }
 431                                                                                 }
 432                                                                         }
 433                                                                         break;
 434                                                                 case DTS_DESCRIPTOR:
 435                                                                         isaudio = 1;
 436                                                                         audio.type = audioStream::atDTS;
 437                                                                         break;
 438                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 439                                                                         isaudio = 1;
 440                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 441                                                                         break;
 442                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 443                                                                 case AAC_DESCRIPTOR:
 444                                                                         isaudio = 1;
 445                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 446                                                                         break;
 447                                                                 case AC3_DESCRIPTOR:
 448                                                                         isaudio = 1;
 449                                                                         audio.type = audioStream::atAC3;
 450                                                                         break;
 451                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 452                                                                 {
 453                                                                         RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 454                                                                         switch (d->getFormatIdentifier())
 455                                                                         {
 456                                                                         case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
 457                                                                                 isaudio = 1;
 458                                                                                 audio.type = audioStream::atDTS;
 459                                                                                 break;
 460                                                                         case 0x41432d33: // == 'AC-3'
 461                                                                                 isaudio = 1;
 462                                                                                 audio.type = audioStream::atAC3;
 463                                                                                 break;
 464                                                                         case 0x42535344: // == 'BSSD' (LPCM)
 465                                                                                 isaudio = 1;
 466                                                                                 audio.type = audioStream::atLPCM;
 467                                                                                 break;
 468                                                                         case 0x56432d31: // == 'VC-1'
 469                                                                         {
 470                                                                                 const AdditionalIdentificationInfoVector *vec = d->getAdditionalIdentificationInfo();
 471                                                                                 if (vec->size() > 1 && (*vec)[0] == 0x01) // subdescriptor tag
 472                                                                                 {
 473                                                                                         if ((*vec)[1] >= 0x90) // profile_level
 474                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 475                                                                                         else
 476                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 477                                                                                         isvideo = 1;
 478                                                                                 }
 479                                                                         }
 480                                                                         default:
 481                                                                                 break;
 482                                                                         }
 483                                                                         break;
 484                                                                 }
 485                                                                 case 0x28: // TS_PSI_DT_AVC
 486                                                                         isvideo = 1;
 487                                                                         video.type = videoStream::vtMPEG4_H264;
 488                                                                         break;
 489                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 490                                                                         isvideo = 1;
 491                                                                         video.type = videoStream::vtMPEG4_Part2;
 492                                                                         break;
 493                                                                 default:
 494                                                                         break;
 495                                                                 }
 496                                                         }
 497                                                         switch (tag)
 498                                                         {
 499                                                         case ISO_639_LANGUAGE_DESCRIPTOR:
 500                                                                 if (!isvideo)
 501                                                                 {
 502                                                                         int cnt=0;
 503                                                                         const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 504                                                                                 /* use last language code */
 505                                                                         for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 506                                                                         {
 507                                                                                 if (cnt == 0)
 508                                                                                         audio.language_code = (*i)->getIso639LanguageCode();
 509                                                                                 else
 510                                                                                         audio.language_code += "/" + (*i)->getIso639LanguageCode();
 511                                                                         }
 512                                                                 }
 513                                                                 break;
 514                                                         case STREAM_IDENTIFIER_DESCRIPTOR:
 515                                                                 audio.component_tag =
 516                                                                         video.component_tag =
 517                                                                                 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 518                                                                 break;
 519                                                         case CA_DESCRIPTOR:
 520                                                         {
 521                                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 522                                                                 program::capid_pair pair;
 523                                                                 pair.caid = descr->getCaSystemId();
 524                                                                 pair.capid = descr->getCaPid();
 525                                                                 program.caids.insert(pair);
 526                                                                 break;
 527                                                         }
 528                                                         default:
 529                                                                 break;
 530                                                         }
 531                                                 }
 532                                                 if (!num_descriptors && streamtype == 0x06 && prev_audio)
 533                                                 {
 534                                                         prev_audio->rdsPid = (*es)->getPid();
 535                                                         eDebug("Rds PID %04x detected ? ! ?", prev_audio->rdsPid);
 536                                                 }
 537                                                 prev_audio = 0;
 538                                         }
 539                                         default:
 540                                                 break;
 541                                         }
 542                                         if (isteletext && (isaudio || isvideo))
 543                                         {
 544                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as teletext!", (*es)->getPid());
 545                                                 continue; // continue with next PID
 546                                         }
 547                                         else if (issubtitle && (isaudio || isvideo))
 548                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as subtitle!", (*es)->getPid());
 549                                         else if (isaudio && isvideo)
 550                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as video!", (*es)->getPid());
 551                                         if (issubtitle) // continue with next PID
 552                                                 continue;
 553                                         else if (isvideo)
 554                                         {
 555                                                 video.pid = (*es)->getPid();
 556                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 557                                                 {
 558                                                         program.videoStreams.push_back(program.videoStreams[0]);
 559                                                         program.videoStreams[0] = video;
 560                                                 }
 561                                                 else
 562                                                         program.videoStreams.push_back(video);
 563                                         }
 564                                         else if (isaudio)
 565                                         {
 566                                                 audio.pid = (*es)->getPid();
 567
 568                                                         /* if we find the cached pids, this will be our default stream */
 569                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 570                                                         program.defaultAudioStream = program.audioStreams.size();
 571
 572                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 573                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 574                                                         first_ac3 = program.audioStreams.size();
 575
 576                                                 program.audioStreams.push_back(audio);
 577                                                 prev_audio = &program.audioStreams.back();
 578                                         }
 579                                         else
 580                                                 continue;
 581                                 }
 582                         }
 583                         ret = 0;
 584
 585                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 586                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 587                            (note: if an ac3 audio stream was selected before, this will be also stored
 588                            in 'fisrt_ac3', so we don't need to worry. */
 589                         bool defaultac3 = false;
 590                         std::string default_ac3;
 591
 592                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 593                                 defaultac3 = default_ac3 == "True";
 594
 595                         if (defaultac3 && (first_ac3 != -1))
 596                                 program.defaultAudioStream = first_ac3;
 597
 598                         m_cached_program = program;
 599                         m_have_cached_program = true;
 600                 }
 601         } else if ( m_service && !m_service->cacheEmpty() )
 602         {
 603                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 604                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 605                         cnt=0;
 606                 if ( vpidtype == -1 )
 607                         vpidtype = videoStream::vtMPEG2;
 608                 if ( cached_vpid != -1 )
 609                 {
 610                         videoStream s;
 611                         s.pid = cached_vpid;
 612                         s.type = vpidtype;
 613                         program.videoStreams.push_back(s);
 614                         ++cnt;
 615                 }
 616                 if ( cached_apid_ac3 != -1 )
 617                 {
 618                         audioStream s;
 619                         s.type = audioStream::atAC3;
 620                         s.pid = cached_apid_ac3;
 621                         s.rdsPid = -1;
 622                         program.audioStreams.push_back(s);
 623                         ++cnt;
 624                 }
 625                 if ( cached_apid_mpeg != -1 )
 626                 {
 627                         audioStream s;
 628                         s.type = audioStream::atMPEG;
 629                         s.pid = cached_apid_mpeg;
 630                         s.rdsPid = -1;
 631                         program.audioStreams.push_back(s);
 632                         ++cnt;
 633                 }
 634                 if ( cached_pcrpid != -1 )
 635                 {
 636                         ++cnt;
 637                         program.pcrPid = cached_pcrpid;
 638                 }
 639                 if ( cached_tpid != -1 )
 640                 {
 641                         ++cnt;
 642                         program.textPid = cached_tpid;
 643                 }
 644                 CAID_LIST &caids = m_service->m_ca;
 645                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it) {
 646                         program::capid_pair pair;
 647                         pair.caid = *it;
 648                         pair.capid = -1; // not known yet
 649                         program.caids.insert(pair);
 650                 }
 651                 if ( cnt )
 652                         ret = 0;
 653         }
 654         return ret;
 655 }
 656
 657 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 658 {
 659         channel = m_channel;
 660         if (channel)
 661                 return 0;
 662         else
 663                 return -1;
 664 }
 665
 666 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 667 {
 668         demux = m_demux;
 669         if (demux)
 670                 return 0;
 671         else
 672                 return -1;
 673 }
 674
 675 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 676 {
 677         int ret=0;
 678                 /* if we're using the decoding demux as data source
 679                    (for example in pvr playbacks), return that one. */
 680         if (m_use_decode_demux)
 681         {
 682                 demux = m_demux;
 683                 return ret;
 684         }
 685
 686         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 687
 688         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 689         if (!ret)
 690                 demux->getCADemuxID(m_decode_demux_num);
 691
 692         return ret;
 693 }
 694
 695 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 696 {
 697         pvr_channel = m_pvr_channel;
 698         if (pvr_channel)
 699                 return 0;
 700         else
 701                 return -1;
 702 }
 703
 704 void eDVBServicePMTHandler::SDTScanEvent(int event)
 705 {
 706         switch (event)
 707         {
 708                 case eDVBScan::evtFinish:
 709                 {
 710                         ePtr<iDVBChannelList> db;
 711                         if (m_resourceManager->getChannelList(db) != 0)
 712                                 eDebug("no channel list");
 713                         else
 714                         {
 715                                 eDVBChannelID chid;
 716                                 m_reference.getChannelID(chid);
 717                                 if (chid == m_dvb_scan->getCurrentChannelID())
 718                                 {
 719                                         m_dvb_scan->insertInto(db, true);
 720                                         eDebug("sdt update done!");
 721                                 }
 722                                 else
 723                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 724                         }
 725                         break;
 726                 }
 727
 728                 default:
 729                         break;
 730         }
 731 }
 732
 733 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 734 {
 735         ePtr<iTsSource> s;
 736         return tuneExt(ref, use_decode_demux, s, NULL, cue, simulate, service);
 737 }
 738
 739 int eDVBServicePMTHandler::tuneExt(eServiceReferenceDVB &ref, int use_decode_demux, ePtr<iTsSource> &source, const char *streaminfo_file, eCueSheet *cue, bool simulate, eDVBService *service)
 740 {
 741         RESULT res=0;
 742         m_reference = ref;
 743
 744         m_use_decode_demux = use_decode_demux;
 745
 746                 /* use given service as backup. This is used for timeshift where we want to clone the live stream using the cache, but in fact have a PVR channel */
 747         m_service = service;
 748
 749                 /* is this a normal (non PVR) channel? */
 750         if (ref.path.empty())
 751         {
 752                 eDVBChannelID chid;
 753                 ref.getChannelID(chid);
 754                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 755                 if (!simulate)
 756                         eDebug("allocate Channel: res %d", res);
 757
 758                 ePtr<iDVBChannelList> db;
 759                 if (!m_resourceManager->getChannelList(db))
 760                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 761
 762                 if (!res && !simulate)
 763                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 764         } else if (!simulate) // no simulation of playback services
 765         {
 766                 if (!ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 767                 {
 768                         eDVBTSTools tstools;
 769                         bool b = source || !tstools.openFile(ref.path.c_str(), 1);
 770                         eWarning("no .meta file found, trying to find PMT pid");
 771                         if (source)
 772                                 tstools.setSource(source, NULL);
 773                         if (b)
 774                         {
 775                                 int service_id, pmt_pid;
 776                                 if (!tstools.findPMT(pmt_pid, service_id))
 777                                 {
 778                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 779                                         m_reference.setServiceID(service_id);
 780                                         m_pmt_pid = pmt_pid;
 781                                 }
 782                         }
 783                         else
 784                                 eWarning("no valid source to find PMT pid!");
 785                 }
 786                 eDebug("alloc PVR");
 787                         /* allocate PVR */
 788                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 789                 if (res)
 790                         eDebug("allocatePVRChannel failed!\n");
 791                 m_channel = m_pvr_channel;
 792         }
 793
 794         if (!simulate)
 795         {
 796                 if (m_channel)
 797                 {
 798                         m_channel->connectStateChange(
 799                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 800                                 m_channelStateChanged_connection);
 801                         m_last_channel_state = -1;
 802                         channelStateChanged(m_channel);
 803
 804                         m_channel->connectEvent(
 805                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 806                                 m_channelEvent_connection);
 807
 808                         if (ref.path.empty())
 809                         {
 810                                 m_dvb_scan = 0;
 811                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 812                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 813                         }
 814                 } else
 815                 {
 816                         if (res == eDVBResourceManager::errAllSourcesBusy)
 817                                 serviceEvent(eventNoResources);
 818                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 819                                 serviceEvent(eventMisconfiguration);
 820                         return res;
 821                 }
 822
 823                 if (m_pvr_channel)
 824                 {
 825                         m_pvr_channel->setCueSheet(cue);
 826                         if (source)
 827                                 m_pvr_channel->playSource(source, streaminfo_file);
 828                         else
 829                                 m_pvr_channel->playFile(ref.path.c_str());
 830                 }
 831         }
 832
 833         return res;
 834 }
 835
 836 void eDVBServicePMTHandler::free()
 837 {
 838         m_dvb_scan = 0;
 839
 840         if (m_ca_servicePtr)
 841         {
 842                 int demuxes[2] = {0,0};
 843                 uint8_t tmp;
 844                 m_demux->getCADemuxID(tmp);
 845                 demuxes[0]=tmp;
 846                 if (m_decode_demux_num != 0xFF)
 847                         demuxes[1]=m_decode_demux_num;
 848                 else
 849                         demuxes[1]=demuxes[0];
 850                 ePtr<eTable<ProgramMapSection> > ptr;
 851                 m_PMT.getCurrent(ptr);
 852                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 853                 m_ca_servicePtr = 0;
 854         }
 855
 856         if (m_channel)
 857                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 858
 859         if (m_pvr_channel)
 860         {
 861                 m_pvr_channel->stopFile();
 862                 m_pvr_channel->setCueSheet(0);
 863         }
 864
 865         m_PMT.stop();
 866         m_PAT.stop();
 867         m_service = 0;
 868         m_channel = 0;
 869         m_pvr_channel = 0;
 870         m_demux = 0;
 871 }
 872
 873 CAServiceMap eDVBCAService::exist;
 874 ChannelMap eDVBCAService::exist_channels;
 875 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 876
 877 eDVBCAService::eDVBCAService()
 878         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 879 {
 880         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 881         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 882         Connect();
 883 }
 884
 885 eDVBCAService::~eDVBCAService()
 886 {
 887         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 888         ::close(m_sock);
 889 }
 890
 891 // begin static methods
 892 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 893 {
 894         CAServiceMap::iterator it = exist.find(ref);
 895         if ( it != exist.end() )
 896                 caservice = it->second;
 897         else
 898         {
 899                 caservice = (exist[ref]=new eDVBCAService());
 900                 caservice->m_service = ref;
 901                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 902         }
 903
 904         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 905         for (int i=0; i < loops; ++i)
 906         {
 907 // search free demux entry
 908                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 909
 910                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 911                         ++iter;
 912
 913                 if ( iter < max_demux_slots )
 914                 {
 915                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 916                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 917                 }
 918                 else
 919                 {
 920                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 921                         return -1;
 922                 }
 923         }
 924         return 0;
 925 }
 926
 927 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 928 {
 929         CAServiceMap::iterator it = exist.find(ref);
 930         if ( it == exist.end() )
 931         {
 932                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 933                 return -1;
 934         }
 935         else
 936         {
 937                 eDVBCAService *caservice = it->second;
 938                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 939                 for (int i=0; i < loops; ++i)
 940                 {
 941                         bool freed = false;
 942                         int iter = 0,
 943                                 used_demux_slots = 0,
 944                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 945                         while ( iter < max_demux_slots )
 946                         {
 947                                 if ( caservice->m_used_demux[iter] != 0xFF )
 948                                 {
 949                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 950                                         {
 951                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 952                                                 caservice->m_used_demux[iter] = 0xFF;
 953                                                 freed=true;
 954                                         }
 955                                         else
 956                                                 ++used_demux_slots;
 957                                 }
 958                                 ++iter;
 959                         }
 960                         if (!freed)
 961                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 962                         if (i || loops == 1)
 963                         {
 964                                 if (!used_demux_slots)  // no more used.. so we remove it
 965                                 {
 966                                         delete it->second;
 967                                         exist.erase(it);
 968                                 }
 969                                 else
 970                                 {
 971                                         if (ptr)
 972                                                 it->second->buildCAPMT(ptr);
 973                                         else
 974                                                 eDebug("[eDVBCAService] can not send updated demux info");
 975                                 }
 976                         }
 977                 }
 978         }
 979         return 0;
 980 }
 981
 982 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
 983 {
 984         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
 985 }
 986
 987 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
 988 {
 989         if ( chan )
 990         {
 991                 eDebug("[eDVBCAService] new channel %p!", chan);
 992                 channel_data *data = new channel_data();
 993                 data->m_channel = chan;
 994                 data->m_prevChannelState = -1;
 995                 data->m_dataDemux = -1;
 996                 exist_channels[chan] = data;
 997                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
 998         }
 999 }
1000
1001 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
1002 {
1003         ChannelMap::iterator it =
1004                 exist_channels.find(chan);
1005         if ( it != exist_channels.end() )
1006         {
1007                 int state=0;
1008                 chan->getState(state);
1009                 if ( it->second->m_prevChannelState != state )
1010                 {
1011                         switch (state)
1012                         {
1013                                 case iDVBChannel::state_ok:
1014                                 {
1015                                         eDebug("[eDVBCAService] channel %p running", chan);
1016                                         break;
1017                                 }
1018                                 case iDVBChannel::state_release:
1019                                 {
1020                                         eDebug("[eDVBCAService] remove channel %p", chan);
1021                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
1022                                         msg[7] = it->second->m_dataDemux & 0xFF;
1023                                         int sock, clilen;
1024                                         struct sockaddr_un servaddr;
1025                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
1026                                         servaddr.sun_family = AF_UNIX;
1027                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
1028                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
1029                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
1030                                         if (sock > -1)
1031                                         {
1032                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
1033                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
1034                                                 int val=1;
1035                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1036                                                 if (write(sock, msg, 8) != 8)
1037                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
1038                                                 close(sock);
1039                                         }
1040                                         exist_channels.erase(it);
1041                                         delete it->second;
1042                                         it->second=0;
1043                                         break;
1044                                 }
1045                                 default: // ignore all other events
1046                                         return;
1047                         }
1048                         if (it->second)
1049                                 it->second->m_prevChannelState = state;
1050                 }
1051         }
1052 }
1053
1054 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
1055 {
1056         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
1057         {
1058                 if (chid == it->second->m_channel->getChannelID())
1059                         return it->second;
1060         }
1061         return 0;
1062 }
1063 // end static methods
1064
1065 #define CA_REPLY_DEBUG
1066 #define MAX_LENGTH_BYTES 4
1067 #define MIN_LENGTH_BYTES 1
1068
1069 void eDVBCAService::socketCB(int what)
1070 {
1071         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
1072         {
1073                 char msgbuffer[4096];
1074                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
1075                 if (length == -1)
1076                 {
1077                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
1078                         {
1079                                 eDebug("[eSocketMMIHandler] read (%m)");
1080                                 what |= eSocketNotifier::Error;
1081                         }
1082                 } else if (length == 0)
1083                 {
1084                         what |= eSocketNotifier::Hungup;
1085                 } else
1086                 {
1087                         int len = length;
1088                         unsigned char *data = (unsigned char*)msgbuffer;
1089                         int clear = 1;
1090         // If a new message starts, then the previous message
1091         // should already have been processed. Otherwise the
1092         // previous message was incomplete and should therefore
1093         // be deleted.
1094                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
1095                                 clear = 0;
1096                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
1097                                 clear = 0;
1098                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
1099                                 clear = 0;
1100                         if (clear)
1101                         {
1102                                 m_buffer.clear();
1103 #ifdef CA_REPLY_DEBUG
1104                                 eDebug("clear buffer");
1105 #endif
1106                         }
1107 #ifdef CA_REPLY_DEBUG
1108                         eDebug("Put to buffer:");
1109                         for (int i=0; i < len; ++i)
1110                                 eDebugNoNewLine("%02x ", data[i]);
1111                         eDebug("\n--------");
1112 #endif
1113                         m_buffer.write( data, len );
1114
1115                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1116                         {
1117                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
1118                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1119                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1120                                 {
1121                                         m_buffer.skip(1);
1122 #ifdef CA_REPLY_DEBUG
1123                                         eDebug("skip %02x", tmp[0]);
1124 #endif
1125                                         continue;
1126                                 }
1127                                 if (tmp[3] & 0x80)
1128                                 {
1129                                         int peekLength = (tmp[3] & 0x7f) + 4;
1130                                         if (m_buffer.size() < peekLength)
1131                                                 continue;
1132                                         m_buffer.peek(tmp, peekLength);
1133                                 }
1134                                 int size=0;
1135                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1136                                 int messageLength = 3+LengthBytes+size;
1137                                 if ( m_buffer.size() >= messageLength )
1138                                 {
1139                                         unsigned char dest[messageLength];
1140                                         m_buffer.read(dest, messageLength);
1141 #ifdef CA_REPLY_DEBUG
1142                                         eDebug("dump ca reply:");
1143                                         for (int i=0; i < messageLength; ++i)
1144                                                 eDebugNoNewLine("%02x ", dest[i]);
1145                                         eDebug("\n--------");
1146 #endif
1147 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1148                                 }
1149                         }
1150                 }
1151         }
1152         if (what & eSocketNotifier::Hungup) {
1153                 /*eDebug("[eDVBCAService] connection closed")*/;
1154                 m_sendstate=1;
1155                 sendCAPMT();
1156         }
1157         if (what & eSocketNotifier::Error)
1158                 eDebug("[eDVBCAService] connection error");
1159 }
1160
1161 void eDVBCAService::Connect()
1162 {
1163         m_sn=0;
1164         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1165         m_servaddr.sun_family = AF_UNIX;
1166         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1167         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1168         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1169         if (m_sock != -1)
1170         {
1171                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1172                 {
1173                         int val=1;
1174                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1175                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1176                         m_sn = eSocketNotifier::create(eApp, m_sock,
1177                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1178                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1179
1180                 }
1181 //              else
1182 //                      eDebug("[eDVBCAService] connect failed %m");
1183         }
1184         else
1185                 eDebug("[eDVBCAService] create socket failed %m");
1186 }
1187
1188 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1189 {
1190         if (!ptr)
1191                 return;
1192
1193         eDVBTableSpec table_spec;
1194         ptr->getSpec(table_spec);
1195
1196         int pmtpid = table_spec.pid,
1197                 pmt_version = table_spec.version;
1198
1199         uint8_t demux_mask = 0;
1200         int data_demux = -1;
1201
1202         int iter=0, max_demux_slots = sizeof(m_used_demux);
1203         while ( iter < max_demux_slots )
1204         {
1205                 if ( m_used_demux[iter] != 0xFF )
1206                 {
1207                         if ( m_used_demux[iter] > data_demux )
1208                                 data_demux = m_used_demux[iter];
1209                         demux_mask |= (1 << m_used_demux[iter]);
1210                 }
1211                 ++iter;
1212         }
1213
1214         if ( data_demux == -1 )
1215         {
1216                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1217                 return;
1218         }
1219
1220         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1221
1222         unsigned int build_hash = ( pmtpid << 16);
1223         build_hash |= (demux_mask << 8);
1224         build_hash |= (pmt_version&0xFF);
1225
1226         if ( build_hash == m_prev_build_hash )
1227         {
1228                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1229                 return;
1230         }
1231
1232         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1233         if ( i != ptr->getSections().end() )
1234         {
1235                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1236
1237                 while( i != ptr->getSections().end() )
1238                 {
1239 //                      eDebug("append");
1240                         capmt.append(*i++);
1241                 }
1242
1243                 // add our private descriptors to capmt
1244                 uint8_t tmp[10];
1245
1246                 tmp[0]=0x84;  // pmt pid
1247                 tmp[1]=0x02;
1248                 tmp[2]=pmtpid>>8;
1249                 tmp[3]=pmtpid&0xFF;
1250                 capmt.injectDescriptor(tmp, false);
1251
1252                 tmp[0] = 0x82; // demux
1253                 tmp[1] = 0x02;
1254                 tmp[2] = demux_mask;    // descramble bitmask
1255                 tmp[3] = data_demux&0xFF; // read section data from demux number
1256                 capmt.injectDescriptor(tmp, false);
1257
1258                 tmp[0] = 0x81; // dvbnamespace
1259                 tmp[1] = 0x08;
1260                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1261                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1262                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1263                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1264                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1265                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1266                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1267                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1268                 capmt.injectDescriptor(tmp, false);
1269
1270                 capmt.writeToBuffer(m_capmt);
1271         }
1272
1273         m_prev_build_hash = build_hash;
1274
1275         if ( m_sendstate != 0xFFFFFFFF )
1276                 m_sendstate=0;
1277         sendCAPMT();
1278 }
1279
1280 void eDVBCAService::sendCAPMT()
1281 {
1282         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1283         {
1284                 ::close(m_sock);
1285                 Connect();
1286         }
1287
1288         int wp=0;
1289         if ( m_capmt[3] & 0x80 )
1290         {
1291                 int i=0;
1292                 int lenbytes = m_capmt[3] & ~0x80;
1293                 while(i < lenbytes)
1294                         wp = (wp << 8) | m_capmt[4 + i++];
1295                 wp+=4;
1296                 wp+=lenbytes;
1297         }
1298         else
1299         {
1300                 wp = m_capmt[3];
1301                 wp+=4;
1302         }
1303
1304         if ( write(m_sock, m_capmt, wp) == wp )
1305         {
1306                 m_sendstate=0xFFFFFFFF;
1307                 eDebug("[eDVBCAService] send %d bytes",wp);
1308                 eDVBChannelID chid;
1309                 m_service.getChannelID(chid);
1310                 channel_data *data = getChannelData(chid);
1311                 if (data)
1312                 {
1313                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1314                         data->m_dataDemux = m_capmt[24+lenbytes];
1315                 }
1316 #if 1
1317                 for(int i=0;i<wp;i++)
1318                         eDebugNoNewLine("%02x ", m_capmt[i]);
1319                 eDebug("");
1320 #endif
1321         }
1322         else
1323         {
1324                 switch(m_sendstate)
1325                 {
1326                         case 0xFFFFFFFF:
1327                                 ++m_sendstate;
1328                                 m_retryTimer->start(0,true);
1329 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1330                                 break;
1331                         default:
1332                                 m_retryTimer->start(5000,true);
1333 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1334                                 break;
1335                 }
1336                 ++m_sendstate;
1337         }
1338 }
1339
1340 static PyObject *createTuple(int pid, const char *type)
1341 {
1342         PyObject *r = PyTuple_New(2);
1343         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1344         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1345         return r;
1346 }
1347
1348 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1349 {
1350         PyList_Append(list, item);
1351         Py_DECREF(item);
1352 }
1353
1354 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1355
1356 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1357 {
1358         ePyObject r = PyDict_New();
1359         ePyObject l = PyList_New(0);
1360
1361         PyList_AppendSteal(l, createTuple(0, "pat"));
1362
1363         if (pmtPid != -1)
1364                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1365
1366         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1367                         i(videoStreams.begin());
1368                         i != videoStreams.end(); ++i)
1369                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1370
1371         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1372                         i(audioStreams.begin());
1373                         i != audioStreams.end(); ++i)
1374                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1375
1376         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1377                         i(subtitleStreams.begin());
1378                         i != subtitleStreams.end(); ++i)
1379                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1380
1381         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1382
1383         if (textPid != -1)
1384                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1385
1386         PutToDict(r, "pids", l);
1387
1388         return r;
1389 }