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                 if (pair)
 177                 {
 178                         int cnt=prog.caids.size();
 179                         if (cnt)
 180                         {
 181                                 ret=PyList_New(cnt);
 182                                 std::list<program::capid_pair>::iterator it(prog.caids.begin());
 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                 }
 192                 else
 193                 {
 194                         std::set<program::capid_pair> set(prog.caids.begin(), prog.caids.end());
 195                         std::set<program::capid_pair>::iterator it(set.begin());
 196                         int cnt=set.size();
 197                         ret=PyList_New(cnt);
 198                         while(cnt--)
 199                                 PyList_SET_ITEM(ret, cnt, PyInt_FromLong((it++)->caid));
 200                 }
 201         }
 202
 203         return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
 204 }
 205
 206 int eDVBServicePMTHandler::getProgramInfo(program &program)
 207 {
 208         ePtr<eTable<ProgramMapSection> > ptr;
 209         int cached_apid_ac3 = -1;
 210         int cached_apid_mpeg = -1;
 211         int cached_vpid = -1;
 212         int cached_tpid = -1;
 213         int ret = -1;
 214
 215         program.videoStreams.clear();
 216         program.audioStreams.clear();
 217         program.pcrPid = -1;
 218         program.pmtPid = -1;
 219         program.textPid = -1;
 220
 221         int first_ac3 = -1;
 222         program.defaultAudioStream = 0;
 223         audioStream *prev_audio = 0;
 224
 225         if ( m_service && !m_service->cacheEmpty() )
 226         {
 227                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 228                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 229                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 230                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 231         }
 232
 233         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 234         {
 235                 if (m_have_cached_program)
 236                 {
 237                         program = m_cached_program;
 238                         ret = 0;
 239                 }
 240                 else
 241                 {
 242                         eDVBTableSpec table_spec;
 243                         ptr->getSpec(table_spec);
 244                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 245                         std::vector<ProgramMapSection*>::const_iterator i;
 246                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 247                         {
 248                                 const ProgramMapSection &pmt = **i;
 249                                 int is_hdmv = 0;
 250
 251                                 program.pcrPid = pmt.getPcrPid();
 252
 253                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 254                                         desc != pmt.getDescriptors()->end(); ++desc)
 255                                 {
 256                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 257                                         {
 258                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 259                                                 program::capid_pair pair;
 260                                                 pair.caid = descr->getCaSystemId();
 261                                                 pair.capid = descr->getCaPid();
 262                                                 program.caids.push_back(pair);
 263                                         }
 264                                         else if ((*desc)->getTag() == REGISTRATION_DESCRIPTOR)
 265                                         {
 266                                                 RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 267                                                 if (d->getFormatIdentifier() == 0x48444d56) // HDMV
 268                                                         is_hdmv = 1;
 269                                         }
 270                                 }
 271
 272                                 ElementaryStreamInfoConstIterator es;
 273                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 274                                 {
 275                                         int isaudio = 0, isvideo = 0, issubtitle = 0, forced_video = 0, forced_audio = 0, isteletext = 0;
 276                                         int streamtype = (*es)->getType();
 277                                         videoStream video;
 278                                         audioStream audio;
 279                                         audio.component_tag=video.component_tag=-1;
 280                                         video.type = videoStream::vtMPEG2;
 281                                         audio.type = audioStream::atMPEG;
 282                                         audio.rdsPid = -1;
 283
 284                                         switch (streamtype)
 285                                         {
 286                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 287                                                 video.type = videoStream::vtMPEG4_H264;
 288                                                 isvideo = 1;
 289                                                 //break; fall through !!!
 290                                         case 0x10: // MPEG 4 Part 2
 291                                                 if (!isvideo)
 292                                                 {
 293                                                         video.type = videoStream::vtMPEG4_Part2;
 294                                                         isvideo = 1;
 295                                                 }
 296                                                 //break; fall through !!!
 297                                         case 0x01: // MPEG 1 video
 298                                                 if (!isvideo)
 299                                                         video.type = videoStream::vtMPEG1;
 300                                                 //break; fall through !!!
 301                                         case 0x02: // MPEG 2 video
 302                                                 isvideo = 1;
 303                                                 forced_video = 1;
 304                                                 //break; fall through !!!
 305                                         case 0x03: // MPEG 1 audio
 306                                         case 0x04: // MPEG 2 audio:
 307                                                 if (!isvideo) {
 308                                                         isaudio = 1;
 309                                                         forced_audio = 1;
 310                                                 }
 311                                                 //break; fall through !!!
 312                                         case 0x0f: // MPEG 2 AAC
 313                                                 if (!isvideo && !isaudio)
 314                                                 {
 315                                                         isaudio = 1;
 316                                                         audio.type = audioStream::atAAC;
 317                                                         forced_audio = 1;
 318                                                 }
 319                                                 //break; fall through !!!
 320                                         case 0x11: // MPEG 4 AAC
 321                                                 if (!isvideo && !isaudio)
 322                                                 {
 323                                                         isaudio = 1;
 324                                                         audio.type = audioStream::atAACHE;
 325                                                         forced_audio = 1;
 326                                                 }
 327                                         case 0x80: // user private ... but bluray LPCM
 328                                         case 0xA0: // bluray secondary LPCM
 329                                                 if (!isvideo && !isaudio && is_hdmv)
 330                                                 {
 331                                                         isaudio = 1;
 332                                                         audio.type = audioStream::atLPCM;
 333                                                 }
 334                                         case 0x81: // user private ... but bluray AC3
 335                                         case 0xA1: // bluray secondary AC3
 336                                                 if (!isvideo && !isaudio && is_hdmv)
 337                                                 {
 338                                                         isaudio = 1;
 339                                                         audio.type = audioStream::atAC3;
 340                                                 }
 341                                         case 0x82: // bluray DTS (dvb user private...)
 342                                         case 0xA2: // bluray secondary DTS
 343                                                 if (!isvideo && !isaudio && is_hdmv)
 344                                                 {
 345                                                         isaudio = 1;
 346                                                         audio.type = audioStream::atDTS;
 347                                                 }
 348                                         case 0x86: // bluray DTS-HD (dvb user private...)
 349                                         case 0xA6: // bluray secondary DTS-HD
 350                                                 if (!isvideo && !isaudio && is_hdmv)
 351                                                 {
 352                                                         isaudio = 1;
 353                                                         audio.type = audioStream::atDTSHD;
 354                                                 }
 355                                         case 0x06: // PES Private
 356                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 357                                         {
 358                                                 int num_descriptors = 0;
 359                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 360                                                         desc != (*es)->getDescriptors()->end(); ++desc)
 361                                                 {
 362                                                         uint8_t tag = (*desc)->getTag();
 363                                                         /* check descriptors to get the exakt stream type. */
 364                                                         ++num_descriptors;
 365                                                         if (!forced_video && !forced_audio)
 366                                                         {
 367                                                                 switch (tag)
 368                                                                 {
 369                                                                 case AUDIO_STREAM_DESCRIPTOR:
 370                                                                         isaudio = 1;
 371                                                                         break;
 372                                                                 case VIDEO_STREAM_DESCRIPTOR:
 373                                                                 {
 374                                                                         isvideo = 1;
 375                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 376                                                                         if (d->getMpeg1OnlyFlag())
 377                                                                                 video.type = videoStream::vtMPEG1;
 378                                                                         break;
 379                                                                 }
 380                                                                 case SUBTITLING_DESCRIPTOR:
 381                                                                 {
 382                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 383                                                                         const SubtitlingList *list = d->getSubtitlings();
 384                                                                         subtitleStream s;
 385                                                                         s.pid = (*es)->getPid();
 386                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 387                                                                         {
 388                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 389                                                                                 switch(s.subtitling_type)
 390                                                                                 {
 391                                                                                 case 0x10 ... 0x13:
 392                                                                                 case 0x20 ... 0x23: // dvb subtitles
 393                                                                                         break;
 394                                                                                 default:
 395                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 396                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 397                                                                                         s.subtitling_type = 0x10;
 398                                                                                         break;
 399                                                                                 }
 400                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 401                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 402                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 403 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 404 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 405                                                                                 issubtitle=1;
 406                                                                                 program.subtitleStreams.push_back(s);
 407                                                                         }
 408                                                                         break;
 409                                                                 }
 410                                                                 case TELETEXT_DESCRIPTOR:
 411                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 412                                                                         {
 413                                                                                 subtitleStream s;
 414                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 415                                                                                 s.pid = program.textPid = (*es)->getPid();
 416                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 417                                                                                 isteletext = 1;
 418                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 419                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 420                                                                                 {
 421                                                                                         switch((*it)->getTeletextType())
 422                                                                                         {
 423                                                                                         case 0x02: // Teletext subtitle page
 424                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 425                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 426                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 427                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 428 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 429 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 430                                                                                                 program.subtitleStreams.push_back(s);
 431                                                                                                 issubtitle=1;
 432                                                                                         default:
 433                                                                                                 break;
 434                                                                                         }
 435                                                                                 }
 436                                                                         }
 437                                                                         break;
 438                                                                 case DTS_DESCRIPTOR:
 439                                                                         isaudio = 1;
 440                                                                         audio.type = audioStream::atDTS;
 441                                                                         break;
 442                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 443                                                                         isaudio = 1;
 444                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 445                                                                         break;
 446                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 447                                                                 case AAC_DESCRIPTOR:
 448                                                                         isaudio = 1;
 449                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 450                                                                         break;
 451                                                                 case AC3_DESCRIPTOR:
 452                                                                         isaudio = 1;
 453                                                                         audio.type = audioStream::atAC3;
 454                                                                         break;
 455                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 456                                                                 {
 457                                                                         RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 458                                                                         switch (d->getFormatIdentifier())
 459                                                                         {
 460                                                                         case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
 461                                                                                 isaudio = 1;
 462                                                                                 audio.type = audioStream::atDTS;
 463                                                                                 break;
 464                                                                         case 0x41432d33: // == 'AC-3'
 465                                                                                 isaudio = 1;
 466                                                                                 audio.type = audioStream::atAC3;
 467                                                                                 break;
 468                                                                         case 0x42535344: // == 'BSSD' (LPCM)
 469                                                                                 isaudio = 1;
 470                                                                                 audio.type = audioStream::atLPCM;
 471                                                                                 break;
 472                                                                         case 0x56432d31: // == 'VC-1'
 473                                                                         {
 474                                                                                 const AdditionalIdentificationInfoVector *vec = d->getAdditionalIdentificationInfo();
 475                                                                                 if (vec->size() > 1 && (*vec)[0] == 0x01) // subdescriptor tag
 476                                                                                 {
 477                                                                                         if ((*vec)[1] >= 0x90) // profile_level
 478                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 479                                                                                         else
 480                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 481                                                                                         isvideo = 1;
 482                                                                                 }
 483                                                                         }
 484                                                                         default:
 485                                                                                 break;
 486                                                                         }
 487                                                                         break;
 488                                                                 }
 489                                                                 case 0x28: // TS_PSI_DT_AVC
 490                                                                         isvideo = 1;
 491                                                                         video.type = videoStream::vtMPEG4_H264;
 492                                                                         break;
 493                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 494                                                                         isvideo = 1;
 495                                                                         video.type = videoStream::vtMPEG4_Part2;
 496                                                                         break;
 497                                                                 default:
 498                                                                         break;
 499                                                                 }
 500                                                         }
 501                                                         switch (tag)
 502                                                         {
 503                                                         case ISO_639_LANGUAGE_DESCRIPTOR:
 504                                                                 if (!isvideo)
 505                                                                 {
 506                                                                         int cnt=0;
 507                                                                         const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 508                                                                                 /* use last language code */
 509                                                                         for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 510                                                                         {
 511                                                                                 if (cnt == 0)
 512                                                                                         audio.language_code = (*i)->getIso639LanguageCode();
 513                                                                                 else
 514                                                                                         audio.language_code += "/" + (*i)->getIso639LanguageCode();
 515                                                                         }
 516                                                                 }
 517                                                                 break;
 518                                                         case STREAM_IDENTIFIER_DESCRIPTOR:
 519                                                                 audio.component_tag =
 520                                                                         video.component_tag =
 521                                                                                 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 522                                                                 break;
 523                                                         case CA_DESCRIPTOR:
 524                                                         {
 525                                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 526                                                                 program::capid_pair pair;
 527                                                                 pair.caid = descr->getCaSystemId();
 528                                                                 pair.capid = descr->getCaPid();
 529                                                                 program.caids.push_back(pair);
 530                                                                 break;
 531                                                         }
 532                                                         default:
 533                                                                 break;
 534                                                         }
 535                                                 }
 536                                                 if (!num_descriptors && streamtype == 0x06 && prev_audio)
 537                                                 {
 538                                                         prev_audio->rdsPid = (*es)->getPid();
 539                                                         eDebug("Rds PID %04x detected ? ! ?", prev_audio->rdsPid);
 540                                                 }
 541                                                 prev_audio = 0;
 542                                         }
 543                                         default:
 544                                                 break;
 545                                         }
 546                                         if (isteletext && (isaudio || isvideo))
 547                                         {
 548                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as teletext!", (*es)->getPid());
 549                                                 continue; // continue with next PID
 550                                         }
 551                                         else if (issubtitle && (isaudio || isvideo))
 552                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as subtitle!", (*es)->getPid());
 553                                         else if (isaudio && isvideo)
 554                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as video!", (*es)->getPid());
 555                                         if (issubtitle) // continue with next PID
 556                                                 continue;
 557                                         else if (isvideo)
 558                                         {
 559                                                 video.pid = (*es)->getPid();
 560                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 561                                                 {
 562                                                         program.videoStreams.push_back(program.videoStreams[0]);
 563                                                         program.videoStreams[0] = video;
 564                                                 }
 565                                                 else
 566                                                         program.videoStreams.push_back(video);
 567                                         }
 568                                         else if (isaudio)
 569                                         {
 570                                                 audio.pid = (*es)->getPid();
 571
 572                                                         /* if we find the cached pids, this will be our default stream */
 573                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 574                                                         program.defaultAudioStream = program.audioStreams.size();
 575
 576                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 577                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 578                                                         first_ac3 = program.audioStreams.size();
 579
 580                                                 program.audioStreams.push_back(audio);
 581                                                 prev_audio = &program.audioStreams.back();
 582                                         }
 583                                         else
 584                                                 continue;
 585                                 }
 586                         }
 587                         ret = 0;
 588
 589                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 590                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 591                            (note: if an ac3 audio stream was selected before, this will be also stored
 592                            in 'fisrt_ac3', so we don't need to worry. */
 593                         bool defaultac3 = false;
 594                         std::string default_ac3;
 595
 596                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 597                                 defaultac3 = default_ac3 == "True";
 598
 599                         if (defaultac3 && (first_ac3 != -1))
 600                                 program.defaultAudioStream = first_ac3;
 601
 602                         m_cached_program = program;
 603                         m_have_cached_program = true;
 604                 }
 605         } else if ( m_service && !m_service->cacheEmpty() )
 606         {
 607                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 608                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 609                         cnt=0;
 610                 if ( vpidtype == -1 )
 611                         vpidtype = videoStream::vtMPEG2;
 612                 if ( cached_vpid != -1 )
 613                 {
 614                         videoStream s;
 615                         s.pid = cached_vpid;
 616                         s.type = vpidtype;
 617                         program.videoStreams.push_back(s);
 618                         ++cnt;
 619                 }
 620                 if ( cached_apid_ac3 != -1 )
 621                 {
 622                         audioStream s;
 623                         s.type = audioStream::atAC3;
 624                         s.pid = cached_apid_ac3;
 625                         s.rdsPid = -1;
 626                         program.audioStreams.push_back(s);
 627                         ++cnt;
 628                 }
 629                 if ( cached_apid_mpeg != -1 )
 630                 {
 631                         audioStream s;
 632                         s.type = audioStream::atMPEG;
 633                         s.pid = cached_apid_mpeg;
 634                         s.rdsPid = -1;
 635                         program.audioStreams.push_back(s);
 636                         ++cnt;
 637                 }
 638                 if ( cached_pcrpid != -1 )
 639                 {
 640                         ++cnt;
 641                         program.pcrPid = cached_pcrpid;
 642                 }
 643                 if ( cached_tpid != -1 )
 644                 {
 645                         ++cnt;
 646                         program.textPid = cached_tpid;
 647                 }
 648                 CAID_LIST &caids = m_service->m_ca;
 649                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it) {
 650                         program::capid_pair pair;
 651                         pair.caid = *it;
 652                         pair.capid = -1; // not known yet
 653                         program.caids.push_back(pair);
 654                 }
 655                 if ( cnt )
 656                         ret = 0;
 657         }
 658         return ret;
 659 }
 660
 661 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 662 {
 663         channel = m_channel;
 664         if (channel)
 665                 return 0;
 666         else
 667                 return -1;
 668 }
 669
 670 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 671 {
 672         demux = m_demux;
 673         if (demux)
 674                 return 0;
 675         else
 676                 return -1;
 677 }
 678
 679 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 680 {
 681         int ret=0;
 682                 /* if we're using the decoding demux as data source
 683                    (for example in pvr playbacks), return that one. */
 684         if (m_use_decode_demux)
 685         {
 686                 demux = m_demux;
 687                 return ret;
 688         }
 689
 690         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 691
 692         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 693         if (!ret)
 694                 demux->getCADemuxID(m_decode_demux_num);
 695
 696         return ret;
 697 }
 698
 699 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 700 {
 701         pvr_channel = m_pvr_channel;
 702         if (pvr_channel)
 703                 return 0;
 704         else
 705                 return -1;
 706 }
 707
 708 void eDVBServicePMTHandler::SDTScanEvent(int event)
 709 {
 710         switch (event)
 711         {
 712                 case eDVBScan::evtFinish:
 713                 {
 714                         ePtr<iDVBChannelList> db;
 715                         if (m_resourceManager->getChannelList(db) != 0)
 716                                 eDebug("no channel list");
 717                         else
 718                         {
 719                                 eDVBChannelID chid;
 720                                 m_reference.getChannelID(chid);
 721                                 if (chid == m_dvb_scan->getCurrentChannelID())
 722                                 {
 723                                         m_dvb_scan->insertInto(db, true);
 724                                         eDebug("sdt update done!");
 725                                 }
 726                                 else
 727                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 728                         }
 729                         break;
 730                 }
 731
 732                 default:
 733                         break;
 734         }
 735 }
 736
 737 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 738 {
 739         ePtr<iTsSource> s;
 740         return tuneExt(ref, use_decode_demux, s, NULL, cue, simulate, service);
 741 }
 742
 743 int eDVBServicePMTHandler::tuneExt(eServiceReferenceDVB &ref, int use_decode_demux, ePtr<iTsSource> &source, const char *streaminfo_file, eCueSheet *cue, bool simulate, eDVBService *service)
 744 {
 745         RESULT res=0;
 746         m_reference = ref;
 747
 748         m_use_decode_demux = use_decode_demux;
 749
 750                 /* 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 */
 751         m_service = service;
 752
 753                 /* is this a normal (non PVR) channel? */
 754         if (ref.path.empty())
 755         {
 756                 eDVBChannelID chid;
 757                 ref.getChannelID(chid);
 758                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 759                 if (!simulate)
 760                         eDebug("allocate Channel: res %d", res);
 761
 762                 ePtr<iDVBChannelList> db;
 763                 if (!m_resourceManager->getChannelList(db))
 764                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 765
 766                 if (!res && !simulate)
 767                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 768         } else if (!simulate) // no simulation of playback services
 769         {
 770                 if (!ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 771                 {
 772                         eDVBTSTools tstools;
 773                         bool b = source || !tstools.openFile(ref.path.c_str(), 1);
 774                         eWarning("no .meta file found, trying to find PMT pid");
 775                         if (source)
 776                                 tstools.setSource(source, NULL);
 777                         if (b)
 778                         {
 779                                 int service_id, pmt_pid;
 780                                 if (!tstools.findPMT(pmt_pid, service_id))
 781                                 {
 782                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 783                                         m_reference.setServiceID(service_id);
 784                                         m_pmt_pid = pmt_pid;
 785                                 }
 786                         }
 787                         else
 788                                 eWarning("no valid source to find PMT pid!");
 789                 }
 790                 eDebug("alloc PVR");
 791                         /* allocate PVR */
 792                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 793                 if (res)
 794                         eDebug("allocatePVRChannel failed!\n");
 795                 m_channel = m_pvr_channel;
 796         }
 797
 798         if (!simulate)
 799         {
 800                 if (m_channel)
 801                 {
 802                         m_channel->connectStateChange(
 803                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 804                                 m_channelStateChanged_connection);
 805                         m_last_channel_state = -1;
 806                         channelStateChanged(m_channel);
 807
 808                         m_channel->connectEvent(
 809                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 810                                 m_channelEvent_connection);
 811
 812                         if (ref.path.empty())
 813                         {
 814                                 m_dvb_scan = 0;
 815                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 816                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 817                         }
 818                 } else
 819                 {
 820                         if (res == eDVBResourceManager::errAllSourcesBusy)
 821                                 serviceEvent(eventNoResources);
 822                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 823                                 serviceEvent(eventMisconfiguration);
 824                         return res;
 825                 }
 826
 827                 if (m_pvr_channel)
 828                 {
 829                         m_pvr_channel->setCueSheet(cue);
 830                         if (source)
 831                                 m_pvr_channel->playSource(source, streaminfo_file);
 832                         else
 833                                 m_pvr_channel->playFile(ref.path.c_str());
 834                 }
 835         }
 836
 837         return res;
 838 }
 839
 840 void eDVBServicePMTHandler::free()
 841 {
 842         m_dvb_scan = 0;
 843
 844         if (m_ca_servicePtr)
 845         {
 846                 int demuxes[2] = {0,0};
 847                 uint8_t tmp;
 848                 m_demux->getCADemuxID(tmp);
 849                 demuxes[0]=tmp;
 850                 if (m_decode_demux_num != 0xFF)
 851                         demuxes[1]=m_decode_demux_num;
 852                 else
 853                         demuxes[1]=demuxes[0];
 854                 ePtr<eTable<ProgramMapSection> > ptr;
 855                 m_PMT.getCurrent(ptr);
 856                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 857                 m_ca_servicePtr = 0;
 858         }
 859
 860         if (m_channel)
 861                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 862
 863         if (m_pvr_channel)
 864         {
 865                 m_pvr_channel->stopFile();
 866                 m_pvr_channel->setCueSheet(0);
 867         }
 868
 869         m_PMT.stop();
 870         m_PAT.stop();
 871         m_service = 0;
 872         m_channel = 0;
 873         m_pvr_channel = 0;
 874         m_demux = 0;
 875 }
 876
 877 CAServiceMap eDVBCAService::exist;
 878 ChannelMap eDVBCAService::exist_channels;
 879 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 880
 881 eDVBCAService::eDVBCAService()
 882         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 883 {
 884         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 885         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 886         Connect();
 887 }
 888
 889 eDVBCAService::~eDVBCAService()
 890 {
 891         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 892         ::close(m_sock);
 893 }
 894
 895 // begin static methods
 896 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 897 {
 898         CAServiceMap::iterator it = exist.find(ref);
 899         if ( it != exist.end() )
 900                 caservice = it->second;
 901         else
 902         {
 903                 caservice = (exist[ref]=new eDVBCAService());
 904                 caservice->m_service = ref;
 905                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 906         }
 907
 908         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 909         for (int i=0; i < loops; ++i)
 910         {
 911 // search free demux entry
 912                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 913
 914                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 915                         ++iter;
 916
 917                 if ( iter < max_demux_slots )
 918                 {
 919                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 920                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 921                 }
 922                 else
 923                 {
 924                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 925                         return -1;
 926                 }
 927         }
 928         return 0;
 929 }
 930
 931 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 932 {
 933         CAServiceMap::iterator it = exist.find(ref);
 934         if ( it == exist.end() )
 935         {
 936                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 937                 return -1;
 938         }
 939         else
 940         {
 941                 eDVBCAService *caservice = it->second;
 942                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 943                 for (int i=0; i < loops; ++i)
 944                 {
 945                         bool freed = false;
 946                         int iter = 0,
 947                                 used_demux_slots = 0,
 948                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 949                         while ( iter < max_demux_slots )
 950                         {
 951                                 if ( caservice->m_used_demux[iter] != 0xFF )
 952                                 {
 953                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 954                                         {
 955                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 956                                                 caservice->m_used_demux[iter] = 0xFF;
 957                                                 freed=true;
 958                                         }
 959                                         else
 960                                                 ++used_demux_slots;
 961                                 }
 962                                 ++iter;
 963                         }
 964                         if (!freed)
 965                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 966                         if (i || loops == 1)
 967                         {
 968                                 if (!used_demux_slots)  // no more used.. so we remove it
 969                                 {
 970                                         delete it->second;
 971                                         exist.erase(it);
 972                                 }
 973                                 else
 974                                 {
 975                                         if (ptr)
 976                                                 it->second->buildCAPMT(ptr);
 977                                         else
 978                                                 eDebug("[eDVBCAService] can not send updated demux info");
 979                                 }
 980                         }
 981                 }
 982         }
 983         return 0;
 984 }
 985
 986 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
 987 {
 988         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
 989 }
 990
 991 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
 992 {
 993         if ( chan )
 994         {
 995                 eDebug("[eDVBCAService] new channel %p!", chan);
 996                 channel_data *data = new channel_data();
 997                 data->m_channel = chan;
 998                 data->m_prevChannelState = -1;
 999                 data->m_dataDemux = -1;
1000                 exist_channels[chan] = data;
1001                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
1002         }
1003 }
1004
1005 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
1006 {
1007         ChannelMap::iterator it =
1008                 exist_channels.find(chan);
1009         if ( it != exist_channels.end() )
1010         {
1011                 int state=0;
1012                 chan->getState(state);
1013                 if ( it->second->m_prevChannelState != state )
1014                 {
1015                         switch (state)
1016                         {
1017                                 case iDVBChannel::state_ok:
1018                                 {
1019                                         eDebug("[eDVBCAService] channel %p running", chan);
1020                                         break;
1021                                 }
1022                                 case iDVBChannel::state_release:
1023                                 {
1024                                         eDebug("[eDVBCAService] remove channel %p", chan);
1025                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
1026                                         msg[7] = it->second->m_dataDemux & 0xFF;
1027                                         int sock, clilen;
1028                                         struct sockaddr_un servaddr;
1029                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
1030                                         servaddr.sun_family = AF_UNIX;
1031                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
1032                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
1033                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
1034                                         if (sock > -1)
1035                                         {
1036                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
1037                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
1038                                                 int val=1;
1039                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1040                                                 if (write(sock, msg, 8) != 8)
1041                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
1042                                                 close(sock);
1043                                         }
1044                                         exist_channels.erase(it);
1045                                         delete it->second;
1046                                         it->second=0;
1047                                         break;
1048                                 }
1049                                 default: // ignore all other events
1050                                         return;
1051                         }
1052                         if (it->second)
1053                                 it->second->m_prevChannelState = state;
1054                 }
1055         }
1056 }
1057
1058 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
1059 {
1060         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
1061         {
1062                 if (chid == it->second->m_channel->getChannelID())
1063                         return it->second;
1064         }
1065         return 0;
1066 }
1067 // end static methods
1068
1069 #define CA_REPLY_DEBUG
1070 #define MAX_LENGTH_BYTES 4
1071 #define MIN_LENGTH_BYTES 1
1072
1073 void eDVBCAService::socketCB(int what)
1074 {
1075         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
1076         {
1077                 char msgbuffer[4096];
1078                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
1079                 if (length == -1)
1080                 {
1081                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
1082                         {
1083                                 eDebug("[eSocketMMIHandler] read (%m)");
1084                                 what |= eSocketNotifier::Error;
1085                         }
1086                 } else if (length == 0)
1087                 {
1088                         what |= eSocketNotifier::Hungup;
1089                 } else
1090                 {
1091                         int len = length;
1092                         unsigned char *data = (unsigned char*)msgbuffer;
1093                         int clear = 1;
1094         // If a new message starts, then the previous message
1095         // should already have been processed. Otherwise the
1096         // previous message was incomplete and should therefore
1097         // be deleted.
1098                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
1099                                 clear = 0;
1100                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
1101                                 clear = 0;
1102                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
1103                                 clear = 0;
1104                         if (clear)
1105                         {
1106                                 m_buffer.clear();
1107 #ifdef CA_REPLY_DEBUG
1108                                 eDebug("clear buffer");
1109 #endif
1110                         }
1111 #ifdef CA_REPLY_DEBUG
1112                         eDebug("Put to buffer:");
1113                         for (int i=0; i < len; ++i)
1114                                 eDebugNoNewLine("%02x ", data[i]);
1115                         eDebug("\n--------");
1116 #endif
1117                         m_buffer.write( data, len );
1118
1119                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1120                         {
1121                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
1122                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1123                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1124                                 {
1125                                         m_buffer.skip(1);
1126 #ifdef CA_REPLY_DEBUG
1127                                         eDebug("skip %02x", tmp[0]);
1128 #endif
1129                                         continue;
1130                                 }
1131                                 if (tmp[3] & 0x80)
1132                                 {
1133                                         int peekLength = (tmp[3] & 0x7f) + 4;
1134                                         if (m_buffer.size() < peekLength)
1135                                                 continue;
1136                                         m_buffer.peek(tmp, peekLength);
1137                                 }
1138                                 int size=0;
1139                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1140                                 int messageLength = 3+LengthBytes+size;
1141                                 if ( m_buffer.size() >= messageLength )
1142                                 {
1143                                         unsigned char dest[messageLength];
1144                                         m_buffer.read(dest, messageLength);
1145 #ifdef CA_REPLY_DEBUG
1146                                         eDebug("dump ca reply:");
1147                                         for (int i=0; i < messageLength; ++i)
1148                                                 eDebugNoNewLine("%02x ", dest[i]);
1149                                         eDebug("\n--------");
1150 #endif
1151 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1152                                 }
1153                         }
1154                 }
1155         }
1156         if (what & eSocketNotifier::Hungup) {
1157                 /*eDebug("[eDVBCAService] connection closed")*/;
1158                 m_sendstate=1;
1159                 sendCAPMT();
1160         }
1161         if (what & eSocketNotifier::Error)
1162                 eDebug("[eDVBCAService] connection error");
1163 }
1164
1165 void eDVBCAService::Connect()
1166 {
1167         m_sn=0;
1168         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1169         m_servaddr.sun_family = AF_UNIX;
1170         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1171         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1172         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1173         if (m_sock != -1)
1174         {
1175                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1176                 {
1177                         int val=1;
1178                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1179                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1180                         m_sn = eSocketNotifier::create(eApp, m_sock,
1181                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1182                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1183
1184                 }
1185 //              else
1186 //                      eDebug("[eDVBCAService] connect failed %m");
1187         }
1188         else
1189                 eDebug("[eDVBCAService] create socket failed %m");
1190 }
1191
1192 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1193 {
1194         if (!ptr)
1195                 return;
1196
1197         eDVBTableSpec table_spec;
1198         ptr->getSpec(table_spec);
1199
1200         int pmtpid = table_spec.pid,
1201                 pmt_version = table_spec.version;
1202
1203         uint8_t demux_mask = 0;
1204         int data_demux = -1;
1205
1206         int iter=0, max_demux_slots = sizeof(m_used_demux);
1207         while ( iter < max_demux_slots )
1208         {
1209                 if ( m_used_demux[iter] != 0xFF )
1210                 {
1211                         if ( m_used_demux[iter] > data_demux )
1212                                 data_demux = m_used_demux[iter];
1213                         demux_mask |= (1 << m_used_demux[iter]);
1214                 }
1215                 ++iter;
1216         }
1217
1218         if ( data_demux == -1 )
1219         {
1220                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1221                 return;
1222         }
1223
1224         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1225
1226         unsigned int build_hash = ( pmtpid << 16);
1227         build_hash |= (demux_mask << 8);
1228         build_hash |= (pmt_version&0xFF);
1229
1230         if ( build_hash == m_prev_build_hash )
1231         {
1232                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1233                 return;
1234         }
1235
1236         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1237         if ( i != ptr->getSections().end() )
1238         {
1239                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1240
1241                 while( i != ptr->getSections().end() )
1242                 {
1243 //                      eDebug("append");
1244                         capmt.append(*i++);
1245                 }
1246
1247                 // add our private descriptors to capmt
1248                 uint8_t tmp[10];
1249
1250                 tmp[0]=0x84;  // pmt pid
1251                 tmp[1]=0x02;
1252                 tmp[2]=pmtpid>>8;
1253                 tmp[3]=pmtpid&0xFF;
1254                 capmt.injectDescriptor(tmp, false);
1255
1256                 tmp[0] = 0x82; // demux
1257                 tmp[1] = 0x02;
1258                 tmp[2] = demux_mask;    // descramble bitmask
1259                 tmp[3] = data_demux&0xFF; // read section data from demux number
1260                 capmt.injectDescriptor(tmp, false);
1261
1262                 tmp[0] = 0x81; // dvbnamespace
1263                 tmp[1] = 0x08;
1264                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1265                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1266                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1267                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1268                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1269                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1270                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1271                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1272                 capmt.injectDescriptor(tmp, false);
1273
1274                 capmt.writeToBuffer(m_capmt);
1275         }
1276
1277         m_prev_build_hash = build_hash;
1278
1279         if ( m_sendstate != 0xFFFFFFFF )
1280                 m_sendstate=0;
1281         sendCAPMT();
1282 }
1283
1284 void eDVBCAService::sendCAPMT()
1285 {
1286         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1287         {
1288                 ::close(m_sock);
1289                 Connect();
1290         }
1291
1292         int wp=0;
1293         if ( m_capmt[3] & 0x80 )
1294         {
1295                 int i=0;
1296                 int lenbytes = m_capmt[3] & ~0x80;
1297                 while(i < lenbytes)
1298                         wp = (wp << 8) | m_capmt[4 + i++];
1299                 wp+=4;
1300                 wp+=lenbytes;
1301         }
1302         else
1303         {
1304                 wp = m_capmt[3];
1305                 wp+=4;
1306         }
1307
1308         if ( write(m_sock, m_capmt, wp) == wp )
1309         {
1310                 m_sendstate=0xFFFFFFFF;
1311                 eDebug("[eDVBCAService] send %d bytes",wp);
1312                 eDVBChannelID chid;
1313                 m_service.getChannelID(chid);
1314                 channel_data *data = getChannelData(chid);
1315                 if (data)
1316                 {
1317                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1318                         data->m_dataDemux = m_capmt[24+lenbytes];
1319                 }
1320 #if 1
1321                 for(int i=0;i<wp;i++)
1322                         eDebugNoNewLine("%02x ", m_capmt[i]);
1323                 eDebug("");
1324 #endif
1325         }
1326         else
1327         {
1328                 switch(m_sendstate)
1329                 {
1330                         case 0xFFFFFFFF:
1331                                 ++m_sendstate;
1332                                 m_retryTimer->start(0,true);
1333 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1334                                 break;
1335                         default:
1336                                 m_retryTimer->start(5000,true);
1337 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1338                                 break;
1339                 }
1340                 ++m_sendstate;
1341         }
1342 }
1343
1344 static PyObject *createTuple(int pid, const char *type)
1345 {
1346         PyObject *r = PyTuple_New(2);
1347         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1348         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1349         return r;
1350 }
1351
1352 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1353 {
1354         PyList_Append(list, item);
1355         Py_DECREF(item);
1356 }
1357
1358 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1359
1360 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1361 {
1362         ePyObject r = PyDict_New();
1363         ePyObject l = PyList_New(0);
1364
1365         PyList_AppendSteal(l, createTuple(0, "pat"));
1366
1367         if (pmtPid != -1)
1368                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1369
1370         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1371                         i(videoStreams.begin());
1372                         i != videoStreams.end(); ++i)
1373                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1374
1375         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1376                         i(audioStreams.begin());
1377                         i != audioStreams.end(); ++i)
1378                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1379
1380         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1381                         i(subtitleStreams.begin());
1382                         i != subtitleStreams.end(); ++i)
1383                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1384
1385         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1386
1387         if (textPid != -1)
1388                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1389
1390         PutToDict(r, "pids", l);
1391
1392         return r;
1393 }