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), m_no_pat_entry_delay(eTimer::create())
  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         CONNECT(m_no_pat_entry_delay->timeout, eDVBServicePMTHandler::sendEventNoPatEntry);
  31 }
  32
  33 eDVBServicePMTHandler::~eDVBServicePMTHandler()
  34 {
  35         free();
  36 }
  37
  38 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
  39 {
  40         int state;
  41         channel->getState(state);
  42
  43         if ((m_last_channel_state != iDVBChannel::state_ok)
  44                 && (state == iDVBChannel::state_ok) && (!m_demux))
  45         {
  46                 if (m_channel)
  47                         if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
  48                                 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
  49
  50                 serviceEvent(eventTuned);
  51
  52                 if (m_demux)
  53                 {
  54                         eDebug("ok ... now we start!!");
  55
  56                         if (!m_service || m_service->usePMT())
  57                         {
  58                                 if (m_pmt_pid == -1)
  59                                         m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
  60                                 else
  61                                         m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
  62                         }
  63
  64                         if ( m_service && !m_service->cacheEmpty() )
  65                                 serviceEvent(eventNewProgramInfo);
  66                 }
  67         } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
  68                         (state == iDVBChannel::state_failed))
  69         {
  70                 eDebug("tune failed.");
  71                 serviceEvent(eventTuneFailed);
  72         }
  73 }
  74
  75 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
  76 {
  77         switch (event)
  78         {
  79         case iDVBChannel::evtPreStart:
  80                 serviceEvent(eventPreStart);
  81                 break;
  82         case iDVBChannel::evtEOF:
  83                 serviceEvent(eventEOF);
  84                 break;
  85         case iDVBChannel::evtSOF:
  86                 serviceEvent(eventSOF);
  87                 break;
  88         default:
  89                 break;
  90         }
  91 }
  92
  93 void eDVBServicePMTHandler::PMTready(int error)
  94 {
  95         if (error)
  96                 serviceEvent(eventNoPMT);
  97         else
  98         {
  99                 m_have_cached_program = false;
 100                 serviceEvent(eventNewProgramInfo);
 101                 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
 102                 {
 103                         eEPGCache::getInstance()->PMTready(this);
 104                         if(!m_ca_servicePtr)
 105                         {
 106                                 int demuxes[2] = {0,0};
 107                                 uint8_t tmp;
 108                                 m_demux->getCADemuxID(tmp);
 109                                 demuxes[0]=tmp;
 110                                 if (m_decode_demux_num != 0xFF)
 111                                         demuxes[1]=m_decode_demux_num;
 112                                 else
 113                                         demuxes[1]=demuxes[0];
 114                                 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
 115                                 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
 116                         }
 117                         eDVBCIInterfaces::getInstance()->gotPMT(this);
 118                 }
 119                 if (m_ca_servicePtr)
 120                 {
 121                         ePtr<eTable<ProgramMapSection> > ptr;
 122                         if (!m_PMT.getCurrent(ptr))
 123                                 m_ca_servicePtr->buildCAPMT(ptr);
 124                         else
 125                                 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
 126                 }
 127         }
 128 }
 129
 130 void eDVBServicePMTHandler::sendEventNoPatEntry()
 131 {
 132         serviceEvent(eventNoPATEntry);
 133 }
 134
 135 void eDVBServicePMTHandler::PATready(int)
 136 {
 137         eDebug("PATready");
 138         ePtr<eTable<ProgramAssociationSection> > ptr;
 139         if (!m_PAT.getCurrent(ptr))
 140         {
 141                 int service_id_single = -1;
 142                 int pmtpid_single = -1;
 143                 int pmtpid = -1;
 144                 int cnt=0;
 145                 std::vector<ProgramAssociationSection*>::const_iterator i;
 146                 for (i = ptr->getSections().begin(); pmtpid == -1 && i != ptr->getSections().end(); ++i)
 147                 {
 148                         const ProgramAssociationSection &pat = **i;
 149                         ProgramAssociationConstIterator program;
 150                         for (program = pat.getPrograms()->begin(); pmtpid == -1 && program != pat.getPrograms()->end(); ++program)
 151                         {
 152                                 ++cnt;
 153                                 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
 154                                         pmtpid = (*program)->getProgramMapPid();
 155                                 if (++cnt == 1 && pmtpid_single == -1 && pmtpid == -1)
 156                                 {
 157                                         pmtpid_single = (*program)->getProgramMapPid();
 158                                         service_id_single = (*program)->getProgramNumber();
 159                                 }
 160                                 else
 161                                         pmtpid_single = service_id_single = -1;
 162                         }
 163                 }
 164                 if (pmtpid_single != -1) // only one PAT entry .. and not valid pmtpid found
 165                 {
 166                         eDebug("use single pat entry!");
 167                         m_reference.setServiceID(eServiceID(service_id_single));
 168                         pmtpid = pmtpid_single;
 169                 }
 170                 if (pmtpid == -1) {
 171                         eDebug("no PAT entry found.. start delay");
 172                         m_no_pat_entry_delay->start(1000, true);
 173                 }
 174                 else {
 175                         eDebug("use pmtpid %04x for service_id %04x", pmtpid, m_reference.getServiceID().get());
 176                         m_no_pat_entry_delay->stop();
 177                         m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
 178                 }
 179         } else
 180                 serviceEvent(eventNoPAT);
 181 }
 182
 183 PyObject *eDVBServicePMTHandler::getCaIds(bool pair)
 184 {
 185         ePyObject ret;
 186
 187         program prog;
 188
 189         if ( !getProgramInfo(prog) )
 190         {
 191                 if (pair)
 192                 {
 193                         int cnt=prog.caids.size();
 194                         if (cnt)
 195                         {
 196                                 ret=PyList_New(cnt);
 197                                 std::list<program::capid_pair>::iterator it(prog.caids.begin());
 198                                 while(cnt--)
 199                                 {
 200                                         ePyObject tuple = PyTuple_New(2);
 201                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(it->caid));
 202                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong((it++)->capid));
 203                                         PyList_SET_ITEM(ret, cnt, tuple);
 204                                 }
 205                         }
 206                 }
 207                 else
 208                 {
 209                         std::set<program::capid_pair> set(prog.caids.begin(), prog.caids.end());
 210                         std::set<program::capid_pair>::iterator it(set.begin());
 211                         int cnt=set.size();
 212                         ret=PyList_New(cnt);
 213                         while(cnt--)
 214                                 PyList_SET_ITEM(ret, cnt, PyInt_FromLong((it++)->caid));
 215                 }
 216         }
 217
 218         return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
 219 }
 220
 221 int eDVBServicePMTHandler::getProgramInfo(program &program)
 222 {
 223         ePtr<eTable<ProgramMapSection> > ptr;
 224         int cached_apid_ac3 = -1;
 225         int cached_apid_mpeg = -1;
 226         int cached_vpid = -1;
 227         int cached_tpid = -1;
 228         int ret = -1;
 229
 230         program.videoStreams.clear();
 231         program.audioStreams.clear();
 232         program.pcrPid = -1;
 233         program.pmtPid = -1;
 234         program.textPid = -1;
 235
 236         int first_ac3 = -1;
 237         program.defaultAudioStream = 0;
 238         audioStream *prev_audio = 0;
 239
 240         if ( m_service && !m_service->cacheEmpty() )
 241         {
 242                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 243                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 244                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 245                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 246         }
 247
 248         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 249         {
 250                 if (m_have_cached_program)
 251                 {
 252                         program = m_cached_program;
 253                         ret = 0;
 254                 }
 255                 else
 256                 {
 257                         eDVBTableSpec table_spec;
 258                         ptr->getSpec(table_spec);
 259                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 260                         std::vector<ProgramMapSection*>::const_iterator i;
 261                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 262                         {
 263                                 const ProgramMapSection &pmt = **i;
 264                                 int is_hdmv = 0;
 265
 266                                 program.pcrPid = pmt.getPcrPid();
 267
 268                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 269                                         desc != pmt.getDescriptors()->end(); ++desc)
 270                                 {
 271                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 272                                         {
 273                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 274                                                 program::capid_pair pair;
 275                                                 pair.caid = descr->getCaSystemId();
 276                                                 pair.capid = descr->getCaPid();
 277                                                 program.caids.push_back(pair);
 278                                         }
 279                                         else if ((*desc)->getTag() == REGISTRATION_DESCRIPTOR)
 280                                         {
 281                                                 RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 282                                                 if (d->getFormatIdentifier() == 0x48444d56) // HDMV
 283                                                         is_hdmv = 1;
 284                                         }
 285                                 }
 286
 287                                 ElementaryStreamInfoConstIterator es;
 288                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 289                                 {
 290                                         int isaudio = 0, isvideo = 0, issubtitle = 0, forced_video = 0, forced_audio = 0, isteletext = 0;
 291                                         int streamtype = (*es)->getType();
 292                                         videoStream video;
 293                                         audioStream audio;
 294                                         audio.component_tag=video.component_tag=-1;
 295                                         video.type = videoStream::vtMPEG2;
 296                                         audio.type = audioStream::atMPEG;
 297                                         audio.rdsPid = -1;
 298
 299                                         switch (streamtype)
 300                                         {
 301                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 302                                                 video.type = videoStream::vtMPEG4_H264;
 303                                                 isvideo = 1;
 304                                                 //break; fall through !!!
 305                                         case 0x10: // MPEG 4 Part 2
 306                                                 if (!isvideo)
 307                                                 {
 308                                                         video.type = videoStream::vtMPEG4_Part2;
 309                                                         isvideo = 1;
 310                                                 }
 311                                                 //break; fall through !!!
 312                                         case 0x01: // MPEG 1 video
 313                                                 if (!isvideo)
 314                                                         video.type = videoStream::vtMPEG1;
 315                                                 //break; fall through !!!
 316                                         case 0x02: // MPEG 2 video
 317                                                 isvideo = 1;
 318                                                 forced_video = 1;
 319                                                 //break; fall through !!!
 320                                         case 0x03: // MPEG 1 audio
 321                                         case 0x04: // MPEG 2 audio:
 322                                                 if (!isvideo) {
 323                                                         isaudio = 1;
 324                                                         forced_audio = 1;
 325                                                 }
 326                                                 //break; fall through !!!
 327                                         case 0x0f: // MPEG 2 AAC
 328                                                 if (!isvideo && !isaudio)
 329                                                 {
 330                                                         isaudio = 1;
 331                                                         audio.type = audioStream::atAAC;
 332                                                         forced_audio = 1;
 333                                                 }
 334                                                 //break; fall through !!!
 335                                         case 0x11: // MPEG 4 AAC
 336                                                 if (!isvideo && !isaudio)
 337                                                 {
 338                                                         isaudio = 1;
 339                                                         audio.type = audioStream::atAACHE;
 340                                                         forced_audio = 1;
 341                                                 }
 342                                         case 0x80: // user private ... but bluray LPCM
 343                                         case 0xA0: // bluray secondary LPCM
 344                                                 if (!isvideo && !isaudio && is_hdmv)
 345                                                 {
 346                                                         isaudio = 1;
 347                                                         audio.type = audioStream::atLPCM;
 348                                                 }
 349                                         case 0x81: // user private ... but bluray AC3
 350                                         case 0xA1: // bluray secondary AC3
 351                                                 if (!isvideo && !isaudio && is_hdmv)
 352                                                 {
 353                                                         isaudio = 1;
 354                                                         audio.type = audioStream::atAC3;
 355                                                 }
 356                                         case 0x82: // bluray DTS (dvb user private...)
 357                                         case 0xA2: // bluray secondary DTS
 358                                                 if (!isvideo && !isaudio && is_hdmv)
 359                                                 {
 360                                                         isaudio = 1;
 361                                                         audio.type = audioStream::atDTS;
 362                                                 }
 363                                         case 0x86: // bluray DTS-HD (dvb user private...)
 364                                         case 0xA6: // bluray secondary DTS-HD
 365                                                 if (!isvideo && !isaudio && is_hdmv)
 366                                                 {
 367                                                         isaudio = 1;
 368                                                         audio.type = audioStream::atDTSHD;
 369                                                 }
 370                                         case 0x06: // PES Private
 371                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 372                                         {
 373                                                 int num_descriptors = 0;
 374                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 375                                                         desc != (*es)->getDescriptors()->end(); ++desc)
 376                                                 {
 377                                                         uint8_t tag = (*desc)->getTag();
 378                                                         /* check descriptors to get the exakt stream type. */
 379                                                         ++num_descriptors;
 380                                                         if (!forced_video && !forced_audio)
 381                                                         {
 382                                                                 switch (tag)
 383                                                                 {
 384                                                                 case AUDIO_STREAM_DESCRIPTOR:
 385                                                                         isaudio = 1;
 386                                                                         break;
 387                                                                 case VIDEO_STREAM_DESCRIPTOR:
 388                                                                 {
 389                                                                         isvideo = 1;
 390                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 391                                                                         if (d->getMpeg1OnlyFlag())
 392                                                                                 video.type = videoStream::vtMPEG1;
 393                                                                         break;
 394                                                                 }
 395                                                                 case SUBTITLING_DESCRIPTOR:
 396                                                                 {
 397                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 398                                                                         const SubtitlingList *list = d->getSubtitlings();
 399                                                                         subtitleStream s;
 400                                                                         s.pid = (*es)->getPid();
 401                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 402                                                                         {
 403                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 404                                                                                 switch(s.subtitling_type)
 405                                                                                 {
 406                                                                                 case 0x10 ... 0x13:
 407                                                                                 case 0x20 ... 0x23: // dvb subtitles
 408                                                                                         break;
 409                                                                                 default:
 410                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 411                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 412                                                                                         s.subtitling_type = 0x10;
 413                                                                                         break;
 414                                                                                 }
 415                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 416                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 417                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 418 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 419 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 420                                                                                 issubtitle=1;
 421                                                                                 program.subtitleStreams.push_back(s);
 422                                                                         }
 423                                                                         break;
 424                                                                 }
 425                                                                 case TELETEXT_DESCRIPTOR:
 426                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 427                                                                         {
 428                                                                                 subtitleStream s;
 429                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 430                                                                                 s.pid = program.textPid = (*es)->getPid();
 431                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 432                                                                                 isteletext = 1;
 433                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 434                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 435                                                                                 {
 436                                                                                         switch((*it)->getTeletextType())
 437                                                                                         {
 438                                                                                         case 0x02: // Teletext subtitle page
 439                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 440                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 441                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 442                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 443 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 444 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 445                                                                                                 program.subtitleStreams.push_back(s);
 446                                                                                                 issubtitle=1;
 447                                                                                         default:
 448                                                                                                 break;
 449                                                                                         }
 450                                                                                 }
 451                                                                         }
 452                                                                         break;
 453                                                                 case DTS_DESCRIPTOR:
 454                                                                         isaudio = 1;
 455                                                                         audio.type = audioStream::atDTS;
 456                                                                         break;
 457                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 458                                                                         isaudio = 1;
 459                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 460                                                                         break;
 461                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 462                                                                 case AAC_DESCRIPTOR:
 463                                                                         isaudio = 1;
 464                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 465                                                                         break;
 466                                                                 case AC3_DESCRIPTOR:
 467                                                                         isaudio = 1;
 468                                                                         audio.type = audioStream::atAC3;
 469                                                                         break;
 470                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 471                                                                 {
 472                                                                         RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 473                                                                         switch (d->getFormatIdentifier())
 474                                                                         {
 475                                                                         case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
 476                                                                                 isaudio = 1;
 477                                                                                 audio.type = audioStream::atDTS;
 478                                                                                 break;
 479                                                                         case 0x41432d33: // == 'AC-3'
 480                                                                                 isaudio = 1;
 481                                                                                 audio.type = audioStream::atAC3;
 482                                                                                 break;
 483                                                                         case 0x42535344: // == 'BSSD' (LPCM)
 484                                                                                 isaudio = 1;
 485                                                                                 audio.type = audioStream::atLPCM;
 486                                                                                 break;
 487                                                                         case 0x56432d31: // == 'VC-1'
 488                                                                         {
 489                                                                                 const AdditionalIdentificationInfoVector *vec = d->getAdditionalIdentificationInfo();
 490                                                                                 if (vec->size() > 1 && (*vec)[0] == 0x01) // subdescriptor tag
 491                                                                                 {
 492                                                                                         if ((*vec)[1] >= 0x90) // profile_level
 493                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 494                                                                                         else
 495                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 496                                                                                         isvideo = 1;
 497                                                                                 }
 498                                                                         }
 499                                                                         default:
 500                                                                                 break;
 501                                                                         }
 502                                                                         break;
 503                                                                 }
 504                                                                 case 0x28: // TS_PSI_DT_AVC
 505                                                                         isvideo = 1;
 506                                                                         video.type = videoStream::vtMPEG4_H264;
 507                                                                         break;
 508                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 509                                                                         isvideo = 1;
 510                                                                         video.type = videoStream::vtMPEG4_Part2;
 511                                                                         break;
 512                                                                 default:
 513                                                                         break;
 514                                                                 }
 515                                                         }
 516                                                         switch (tag)
 517                                                         {
 518                                                         case ISO_639_LANGUAGE_DESCRIPTOR:
 519                                                                 if (!isvideo)
 520                                                                 {
 521                                                                         int cnt=0;
 522                                                                         const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 523                                                                                 /* use last language code */
 524                                                                         for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 525                                                                         {
 526                                                                                 if (cnt == 0)
 527                                                                                         audio.language_code = (*i)->getIso639LanguageCode();
 528                                                                                 else
 529                                                                                         audio.language_code += "/" + (*i)->getIso639LanguageCode();
 530                                                                         }
 531                                                                 }
 532                                                                 break;
 533                                                         case STREAM_IDENTIFIER_DESCRIPTOR:
 534                                                                 audio.component_tag =
 535                                                                         video.component_tag =
 536                                                                                 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 537                                                                 break;
 538                                                         case CA_DESCRIPTOR:
 539                                                         {
 540                                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 541                                                                 program::capid_pair pair;
 542                                                                 pair.caid = descr->getCaSystemId();
 543                                                                 pair.capid = descr->getCaPid();
 544                                                                 program.caids.push_back(pair);
 545                                                                 break;
 546                                                         }
 547                                                         default:
 548                                                                 break;
 549                                                         }
 550                                                 }
 551                                                 if (!num_descriptors && streamtype == 0x06 && prev_audio)
 552                                                 {
 553                                                         prev_audio->rdsPid = (*es)->getPid();
 554                                                         eDebug("Rds PID %04x detected ? ! ?", prev_audio->rdsPid);
 555                                                 }
 556                                                 prev_audio = 0;
 557                                         }
 558                                         default:
 559                                                 break;
 560                                         }
 561                                         if (isteletext && (isaudio || isvideo))
 562                                         {
 563                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as teletext!", (*es)->getPid());
 564                                                 continue; // continue with next PID
 565                                         }
 566                                         else if (issubtitle && (isaudio || isvideo))
 567                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as subtitle!", (*es)->getPid());
 568                                         else if (isaudio && isvideo)
 569                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as video!", (*es)->getPid());
 570                                         if (issubtitle) // continue with next PID
 571                                                 continue;
 572                                         else if (isvideo)
 573                                         {
 574                                                 video.pid = (*es)->getPid();
 575                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 576                                                 {
 577                                                         program.videoStreams.push_back(program.videoStreams[0]);
 578                                                         program.videoStreams[0] = video;
 579                                                 }
 580                                                 else
 581                                                         program.videoStreams.push_back(video);
 582                                         }
 583                                         else if (isaudio)
 584                                         {
 585                                                 audio.pid = (*es)->getPid();
 586
 587                                                         /* if we find the cached pids, this will be our default stream */
 588                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 589                                                         program.defaultAudioStream = program.audioStreams.size();
 590
 591                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 592                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 593                                                         first_ac3 = program.audioStreams.size();
 594
 595                                                 program.audioStreams.push_back(audio);
 596                                                 prev_audio = &program.audioStreams.back();
 597                                         }
 598                                         else
 599                                                 continue;
 600                                 }
 601                         }
 602                         ret = 0;
 603
 604                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 605                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 606                            (note: if an ac3 audio stream was selected before, this will be also stored
 607                            in 'fisrt_ac3', so we don't need to worry. */
 608                         bool defaultac3 = false;
 609                         std::string default_ac3;
 610
 611                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 612                                 defaultac3 = default_ac3 == "True";
 613
 614                         if (defaultac3 && (first_ac3 != -1))
 615                                 program.defaultAudioStream = first_ac3;
 616
 617                         m_cached_program = program;
 618                         m_have_cached_program = true;
 619                 }
 620         } else if ( m_service && !m_service->cacheEmpty() )
 621         {
 622                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 623                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 624                         cnt=0;
 625                 if ( vpidtype == -1 )
 626                         vpidtype = videoStream::vtMPEG2;
 627                 if ( cached_vpid != -1 )
 628                 {
 629                         videoStream s;
 630                         s.pid = cached_vpid;
 631                         s.type = vpidtype;
 632                         program.videoStreams.push_back(s);
 633                         ++cnt;
 634                 }
 635                 if ( cached_apid_ac3 != -1 )
 636                 {
 637                         audioStream s;
 638                         s.type = audioStream::atAC3;
 639                         s.pid = cached_apid_ac3;
 640                         s.rdsPid = -1;
 641                         program.audioStreams.push_back(s);
 642                         ++cnt;
 643                 }
 644                 if ( cached_apid_mpeg != -1 )
 645                 {
 646                         audioStream s;
 647                         s.type = audioStream::atMPEG;
 648                         s.pid = cached_apid_mpeg;
 649                         s.rdsPid = -1;
 650                         program.audioStreams.push_back(s);
 651                         ++cnt;
 652                 }
 653                 if ( cached_pcrpid != -1 )
 654                 {
 655                         ++cnt;
 656                         program.pcrPid = cached_pcrpid;
 657                 }
 658                 if ( cached_tpid != -1 )
 659                 {
 660                         ++cnt;
 661                         program.textPid = cached_tpid;
 662                 }
 663                 CAID_LIST &caids = m_service->m_ca;
 664                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it) {
 665                         program::capid_pair pair;
 666                         pair.caid = *it;
 667                         pair.capid = -1; // not known yet
 668                         program.caids.push_back(pair);
 669                 }
 670                 if ( cnt )
 671                         ret = 0;
 672         }
 673         return ret;
 674 }
 675
 676 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 677 {
 678         channel = m_channel;
 679         if (channel)
 680                 return 0;
 681         else
 682                 return -1;
 683 }
 684
 685 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 686 {
 687         demux = m_demux;
 688         if (demux)
 689                 return 0;
 690         else
 691                 return -1;
 692 }
 693
 694 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 695 {
 696         int ret=0;
 697                 /* if we're using the decoding demux as data source
 698                    (for example in pvr playbacks), return that one. */
 699         if (m_use_decode_demux)
 700         {
 701                 demux = m_demux;
 702                 return ret;
 703         }
 704
 705         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 706
 707         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 708         if (!ret)
 709                 demux->getCADemuxID(m_decode_demux_num);
 710
 711         return ret;
 712 }
 713
 714 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 715 {
 716         pvr_channel = m_pvr_channel;
 717         if (pvr_channel)
 718                 return 0;
 719         else
 720                 return -1;
 721 }
 722
 723 void eDVBServicePMTHandler::SDTScanEvent(int event)
 724 {
 725         switch (event)
 726         {
 727                 case eDVBScan::evtFinish:
 728                 {
 729                         ePtr<iDVBChannelList> db;
 730                         if (m_resourceManager->getChannelList(db) != 0)
 731                                 eDebug("no channel list");
 732                         else
 733                         {
 734                                 eDVBChannelID chid;
 735                                 m_reference.getChannelID(chid);
 736                                 if (chid == m_dvb_scan->getCurrentChannelID())
 737                                 {
 738                                         m_dvb_scan->insertInto(db, true);
 739                                         eDebug("sdt update done!");
 740                                 }
 741                                 else
 742                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 743                         }
 744                         break;
 745                 }
 746
 747                 default:
 748                         break;
 749         }
 750 }
 751
 752 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 753 {
 754         ePtr<iTsSource> s;
 755         return tuneExt(ref, use_decode_demux, s, NULL, cue, simulate, service);
 756 }
 757
 758 int eDVBServicePMTHandler::tuneExt(eServiceReferenceDVB &ref, int use_decode_demux, ePtr<iTsSource> &source, const char *streaminfo_file, eCueSheet *cue, bool simulate, eDVBService *service)
 759 {
 760         RESULT res=0;
 761         m_reference = ref;
 762         m_use_decode_demux = use_decode_demux;
 763         m_no_pat_entry_delay->stop();
 764
 765                 /* 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 */
 766         m_service = service;
 767
 768                 /* is this a normal (non PVR) channel? */
 769         if (ref.path.empty())
 770         {
 771                 eDVBChannelID chid;
 772                 ref.getChannelID(chid);
 773                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 774                 if (!simulate)
 775                         eDebug("allocate Channel: res %d", res);
 776
 777                 ePtr<iDVBChannelList> db;
 778                 if (!m_resourceManager->getChannelList(db))
 779                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 780
 781                 if (!res && !simulate)
 782                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 783         } else if (!simulate) // no simulation of playback services
 784         {
 785                 if (!ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 786                 {
 787                         eDVBTSTools tstools;
 788                         bool b = source || !tstools.openFile(ref.path.c_str(), 1);
 789                         eWarning("no .meta file found, trying to find PMT pid");
 790                         if (source)
 791                                 tstools.setSource(source, NULL);
 792                         if (b)
 793                         {
 794                                 int service_id, pmt_pid;
 795                                 if (!tstools.findPMT(pmt_pid, service_id))
 796                                 {
 797                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 798                                         m_reference.setServiceID(service_id);
 799                                         m_pmt_pid = pmt_pid;
 800                                 }
 801                         }
 802                         else
 803                                 eWarning("no valid source to find PMT pid!");
 804                 }
 805                 eDebug("alloc PVR");
 806                         /* allocate PVR */
 807                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 808                 if (res)
 809                         eDebug("allocatePVRChannel failed!\n");
 810                 m_channel = m_pvr_channel;
 811         }
 812
 813         if (!simulate)
 814         {
 815                 if (m_channel)
 816                 {
 817                         m_channel->connectStateChange(
 818                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 819                                 m_channelStateChanged_connection);
 820                         m_last_channel_state = -1;
 821                         channelStateChanged(m_channel);
 822
 823                         m_channel->connectEvent(
 824                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 825                                 m_channelEvent_connection);
 826
 827                         if (ref.path.empty())
 828                         {
 829                                 m_dvb_scan = 0;
 830                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 831                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 832                         }
 833                 } else
 834                 {
 835                         if (res == eDVBResourceManager::errAllSourcesBusy)
 836                                 serviceEvent(eventNoResources);
 837                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 838                                 serviceEvent(eventMisconfiguration);
 839                         return res;
 840                 }
 841
 842                 if (m_pvr_channel)
 843                 {
 844                         m_pvr_channel->setCueSheet(cue);
 845                         if (source)
 846                                 m_pvr_channel->playSource(source, streaminfo_file);
 847                         else
 848                                 m_pvr_channel->playFile(ref.path.c_str());
 849                 }
 850         }
 851
 852         return res;
 853 }
 854
 855 void eDVBServicePMTHandler::free()
 856 {
 857         m_dvb_scan = 0;
 858
 859         if (m_ca_servicePtr)
 860         {
 861                 int demuxes[2] = {0,0};
 862                 uint8_t tmp;
 863                 m_demux->getCADemuxID(tmp);
 864                 demuxes[0]=tmp;
 865                 if (m_decode_demux_num != 0xFF)
 866                         demuxes[1]=m_decode_demux_num;
 867                 else
 868                         demuxes[1]=demuxes[0];
 869                 ePtr<eTable<ProgramMapSection> > ptr;
 870                 m_PMT.getCurrent(ptr);
 871                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 872                 m_ca_servicePtr = 0;
 873         }
 874
 875         if (m_channel)
 876                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 877
 878         if (m_pvr_channel)
 879         {
 880                 m_pvr_channel->stopFile();
 881                 m_pvr_channel->setCueSheet(0);
 882         }
 883
 884         m_PMT.stop();
 885         m_PAT.stop();
 886         m_service = 0;
 887         m_channel = 0;
 888         m_pvr_channel = 0;
 889         m_demux = 0;
 890 }
 891
 892 CAServiceMap eDVBCAService::exist;
 893 ChannelMap eDVBCAService::exist_channels;
 894 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 895
 896 eDVBCAService::eDVBCAService()
 897         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 898 {
 899         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 900         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 901         Connect();
 902 }
 903
 904 eDVBCAService::~eDVBCAService()
 905 {
 906         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 907         ::close(m_sock);
 908 }
 909
 910 // begin static methods
 911 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 912 {
 913         CAServiceMap::iterator it = exist.find(ref);
 914         if ( it != exist.end() )
 915                 caservice = it->second;
 916         else
 917         {
 918                 caservice = (exist[ref]=new eDVBCAService());
 919                 caservice->m_service = ref;
 920                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 921         }
 922
 923         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 924         for (int i=0; i < loops; ++i)
 925         {
 926 // search free demux entry
 927                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 928
 929                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 930                         ++iter;
 931
 932                 if ( iter < max_demux_slots )
 933                 {
 934                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 935                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 936                 }
 937                 else
 938                 {
 939                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 940                         return -1;
 941                 }
 942         }
 943         return 0;
 944 }
 945
 946 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 947 {
 948         CAServiceMap::iterator it = exist.find(ref);
 949         if ( it == exist.end() )
 950         {
 951                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 952                 return -1;
 953         }
 954         else
 955         {
 956                 eDVBCAService *caservice = it->second;
 957                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 958                 for (int i=0; i < loops; ++i)
 959                 {
 960                         bool freed = false;
 961                         int iter = 0,
 962                                 used_demux_slots = 0,
 963                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 964                         while ( iter < max_demux_slots )
 965                         {
 966                                 if ( caservice->m_used_demux[iter] != 0xFF )
 967                                 {
 968                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 969                                         {
 970                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 971                                                 caservice->m_used_demux[iter] = 0xFF;
 972                                                 freed=true;
 973                                         }
 974                                         else
 975                                                 ++used_demux_slots;
 976                                 }
 977                                 ++iter;
 978                         }
 979                         if (!freed)
 980                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 981                         if (i || loops == 1)
 982                         {
 983                                 if (!used_demux_slots)  // no more used.. so we remove it
 984                                 {
 985                                         delete it->second;
 986                                         exist.erase(it);
 987                                 }
 988                                 else
 989                                 {
 990                                         if (ptr)
 991                                                 it->second->buildCAPMT(ptr);
 992                                         else
 993                                                 eDebug("[eDVBCAService] can not send updated demux info");
 994                                 }
 995                         }
 996                 }
 997         }
 998         return 0;
 999 }
1000
1001 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
1002 {
1003         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
1004 }
1005
1006 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
1007 {
1008         if ( chan )
1009         {
1010                 eDebug("[eDVBCAService] new channel %p!", chan);
1011                 channel_data *data = new channel_data();
1012                 data->m_channel = chan;
1013                 data->m_prevChannelState = -1;
1014                 data->m_dataDemux = -1;
1015                 exist_channels[chan] = data;
1016                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
1017         }
1018 }
1019
1020 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
1021 {
1022         ChannelMap::iterator it =
1023                 exist_channels.find(chan);
1024         if ( it != exist_channels.end() )
1025         {
1026                 int state=0;
1027                 chan->getState(state);
1028                 if ( it->second->m_prevChannelState != state )
1029                 {
1030                         switch (state)
1031                         {
1032                                 case iDVBChannel::state_ok:
1033                                 {
1034                                         eDebug("[eDVBCAService] channel %p running", chan);
1035                                         break;
1036                                 }
1037                                 case iDVBChannel::state_release:
1038                                 {
1039                                         eDebug("[eDVBCAService] remove channel %p", chan);
1040                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
1041                                         msg[7] = it->second->m_dataDemux & 0xFF;
1042                                         int sock, clilen;
1043                                         struct sockaddr_un servaddr;
1044                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
1045                                         servaddr.sun_family = AF_UNIX;
1046                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
1047                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
1048                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
1049                                         if (sock > -1)
1050                                         {
1051                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
1052                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
1053                                                 int val=1;
1054                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1055                                                 if (write(sock, msg, 8) != 8)
1056                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
1057                                                 close(sock);
1058                                         }
1059                                         exist_channels.erase(it);
1060                                         delete it->second;
1061                                         it->second=0;
1062                                         break;
1063                                 }
1064                                 default: // ignore all other events
1065                                         return;
1066                         }
1067                         if (it->second)
1068                                 it->second->m_prevChannelState = state;
1069                 }
1070         }
1071 }
1072
1073 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
1074 {
1075         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
1076         {
1077                 if (chid == it->second->m_channel->getChannelID())
1078                         return it->second;
1079         }
1080         return 0;
1081 }
1082 // end static methods
1083
1084 #define CA_REPLY_DEBUG
1085 #define MAX_LENGTH_BYTES 4
1086 #define MIN_LENGTH_BYTES 1
1087
1088 void eDVBCAService::socketCB(int what)
1089 {
1090         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
1091         {
1092                 char msgbuffer[4096];
1093                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
1094                 if (length == -1)
1095                 {
1096                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
1097                         {
1098                                 eDebug("[eSocketMMIHandler] read (%m)");
1099                                 what |= eSocketNotifier::Error;
1100                         }
1101                 } else if (length == 0)
1102                 {
1103                         what |= eSocketNotifier::Hungup;
1104                 } else
1105                 {
1106                         int len = length;
1107                         unsigned char *data = (unsigned char*)msgbuffer;
1108                         int clear = 1;
1109         // If a new message starts, then the previous message
1110         // should already have been processed. Otherwise the
1111         // previous message was incomplete and should therefore
1112         // be deleted.
1113                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
1114                                 clear = 0;
1115                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
1116                                 clear = 0;
1117                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
1118                                 clear = 0;
1119                         if (clear)
1120                         {
1121                                 m_buffer.clear();
1122 #ifdef CA_REPLY_DEBUG
1123                                 eDebug("clear buffer");
1124 #endif
1125                         }
1126 #ifdef CA_REPLY_DEBUG
1127                         eDebug("Put to buffer:");
1128                         for (int i=0; i < len; ++i)
1129                                 eDebugNoNewLine("%02x ", data[i]);
1130                         eDebug("\n--------");
1131 #endif
1132                         m_buffer.write( data, len );
1133
1134                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1135                         {
1136                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
1137                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1138                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1139                                 {
1140                                         m_buffer.skip(1);
1141 #ifdef CA_REPLY_DEBUG
1142                                         eDebug("skip %02x", tmp[0]);
1143 #endif
1144                                         continue;
1145                                 }
1146                                 if (tmp[3] & 0x80)
1147                                 {
1148                                         int peekLength = (tmp[3] & 0x7f) + 4;
1149                                         if (m_buffer.size() < peekLength)
1150                                                 continue;
1151                                         m_buffer.peek(tmp, peekLength);
1152                                 }
1153                                 int size=0;
1154                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1155                                 int messageLength = 3+LengthBytes+size;
1156                                 if ( m_buffer.size() >= messageLength )
1157                                 {
1158                                         unsigned char dest[messageLength];
1159                                         m_buffer.read(dest, messageLength);
1160 #ifdef CA_REPLY_DEBUG
1161                                         eDebug("dump ca reply:");
1162                                         for (int i=0; i < messageLength; ++i)
1163                                                 eDebugNoNewLine("%02x ", dest[i]);
1164                                         eDebug("\n--------");
1165 #endif
1166 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1167                                 }
1168                         }
1169                 }
1170         }
1171         if (what & eSocketNotifier::Hungup) {
1172                 /*eDebug("[eDVBCAService] connection closed")*/;
1173                 m_sendstate=1;
1174                 sendCAPMT();
1175         }
1176         if (what & eSocketNotifier::Error)
1177                 eDebug("[eDVBCAService] connection error");
1178 }
1179
1180 void eDVBCAService::Connect()
1181 {
1182         m_sn=0;
1183         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1184         m_servaddr.sun_family = AF_UNIX;
1185         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1186         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1187         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1188         if (m_sock != -1)
1189         {
1190                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1191                 {
1192                         int val=1;
1193                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1194                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1195                         m_sn = eSocketNotifier::create(eApp, m_sock,
1196                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1197                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1198
1199                 }
1200 //              else
1201 //                      eDebug("[eDVBCAService] connect failed %m");
1202         }
1203         else
1204                 eDebug("[eDVBCAService] create socket failed %m");
1205 }
1206
1207 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1208 {
1209         if (!ptr)
1210                 return;
1211
1212         eDVBTableSpec table_spec;
1213         ptr->getSpec(table_spec);
1214
1215         int pmtpid = table_spec.pid,
1216                 pmt_version = table_spec.version;
1217
1218         uint8_t demux_mask = 0;
1219         int data_demux = -1;
1220
1221         int iter=0, max_demux_slots = sizeof(m_used_demux);
1222         while ( iter < max_demux_slots )
1223         {
1224                 if ( m_used_demux[iter] != 0xFF )
1225                 {
1226                         if ( m_used_demux[iter] > data_demux )
1227                                 data_demux = m_used_demux[iter];
1228                         demux_mask |= (1 << m_used_demux[iter]);
1229                 }
1230                 ++iter;
1231         }
1232
1233         if ( data_demux == -1 )
1234         {
1235                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1236                 return;
1237         }
1238
1239         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1240
1241         unsigned int build_hash = ( pmtpid << 16);
1242         build_hash |= (demux_mask << 8);
1243         build_hash |= (pmt_version&0xFF);
1244
1245         if ( build_hash == m_prev_build_hash )
1246         {
1247                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1248                 return;
1249         }
1250
1251         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1252         if ( i != ptr->getSections().end() )
1253         {
1254                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1255
1256                 while( i != ptr->getSections().end() )
1257                 {
1258 //                      eDebug("append");
1259                         capmt.append(*i++);
1260                 }
1261
1262                 // add our private descriptors to capmt
1263                 uint8_t tmp[10];
1264
1265                 tmp[0]=0x84;  // pmt pid
1266                 tmp[1]=0x02;
1267                 tmp[2]=pmtpid>>8;
1268                 tmp[3]=pmtpid&0xFF;
1269                 capmt.injectDescriptor(tmp, false);
1270
1271                 tmp[0] = 0x82; // demux
1272                 tmp[1] = 0x02;
1273                 tmp[2] = demux_mask;    // descramble bitmask
1274                 tmp[3] = data_demux&0xFF; // read section data from demux number
1275                 capmt.injectDescriptor(tmp, false);
1276
1277                 tmp[0] = 0x81; // dvbnamespace
1278                 tmp[1] = 0x08;
1279                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1280                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1281                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1282                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1283                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1284                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1285                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1286                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1287                 capmt.injectDescriptor(tmp, false);
1288
1289                 capmt.writeToBuffer(m_capmt);
1290         }
1291
1292         m_prev_build_hash = build_hash;
1293
1294         if ( m_sendstate != 0xFFFFFFFF )
1295                 m_sendstate=0;
1296         sendCAPMT();
1297 }
1298
1299 void eDVBCAService::sendCAPMT()
1300 {
1301         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1302         {
1303                 ::close(m_sock);
1304                 Connect();
1305         }
1306
1307         int wp=0;
1308         if ( m_capmt[3] & 0x80 )
1309         {
1310                 int i=0;
1311                 int lenbytes = m_capmt[3] & ~0x80;
1312                 while(i < lenbytes)
1313                         wp = (wp << 8) | m_capmt[4 + i++];
1314                 wp+=4;
1315                 wp+=lenbytes;
1316         }
1317         else
1318         {
1319                 wp = m_capmt[3];
1320                 wp+=4;
1321         }
1322
1323         if ( write(m_sock, m_capmt, wp) == wp )
1324         {
1325                 m_sendstate=0xFFFFFFFF;
1326                 eDebug("[eDVBCAService] send %d bytes",wp);
1327                 eDVBChannelID chid;
1328                 m_service.getChannelID(chid);
1329                 channel_data *data = getChannelData(chid);
1330                 if (data)
1331                 {
1332                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1333                         data->m_dataDemux = m_capmt[24+lenbytes];
1334                 }
1335 #if 1
1336                 for(int i=0;i<wp;i++)
1337                         eDebugNoNewLine("%02x ", m_capmt[i]);
1338                 eDebug("");
1339 #endif
1340         }
1341         else
1342         {
1343                 switch(m_sendstate)
1344                 {
1345                         case 0xFFFFFFFF:
1346                                 ++m_sendstate;
1347                                 m_retryTimer->start(0,true);
1348 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1349                                 break;
1350                         default:
1351                                 m_retryTimer->start(5000,true);
1352 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1353                                 break;
1354                 }
1355                 ++m_sendstate;
1356         }
1357 }
1358
1359 static PyObject *createTuple(int pid, const char *type)
1360 {
1361         PyObject *r = PyTuple_New(2);
1362         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1363         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1364         return r;
1365 }
1366
1367 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1368 {
1369         PyList_Append(list, item);
1370         Py_DECREF(item);
1371 }
1372
1373 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1374
1375 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1376 {
1377         ePyObject r = PyDict_New();
1378         ePyObject l = PyList_New(0);
1379
1380         PyList_AppendSteal(l, createTuple(0, "pat"));
1381
1382         if (pmtPid != -1)
1383                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1384
1385         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1386                         i(videoStreams.begin());
1387                         i != videoStreams.end(); ++i)
1388                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1389
1390         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1391                         i(audioStreams.begin());
1392                         i != audioStreams.end(); ++i)
1393                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1394
1395         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1396                         i(subtitleStreams.begin());
1397                         i != subtitleStreams.end(); ++i)
1398                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1399
1400         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1401
1402         if (textPid != -1)
1403                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1404
1405         PutToDict(r, "pids", l);
1406
1407         return r;
1408 }