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
  21 eDVBServicePMTHandler::eDVBServicePMTHandler()
  22         :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
  23 {
  24         m_use_decode_demux = 0;
  25         m_pmt_pid = -1;
  26         eDVBResourceManager::getInstance(m_resourceManager);
  27         CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
  28         CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
  29 }
  30
  31 eDVBServicePMTHandler::~eDVBServicePMTHandler()
  32 {
  33         free();
  34 }
  35
  36 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
  37 {
  38         int state;
  39         channel->getState(state);
  40
  41         if ((m_last_channel_state != iDVBChannel::state_ok)
  42                 && (state == iDVBChannel::state_ok) && (!m_demux))
  43         {
  44                 if (m_channel)
  45                         if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
  46                                 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
  47
  48                 serviceEvent(eventTuned);
  49
  50                 if (m_demux)
  51                 {
  52                         eDebug("ok ... now we start!!");
  53
  54                         if (!m_service || m_service->usePMT())
  55                         {
  56                                 if (m_pmt_pid == -1)
  57                                         m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
  58                                 else
  59                                         m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
  60                         }
  61
  62                         if ( m_service && !m_service->cacheEmpty() )
  63                                 serviceEvent(eventNewProgramInfo);
  64                 }
  65         } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
  66                         (state == iDVBChannel::state_failed))
  67         {
  68                 eDebug("tune failed.");
  69                 serviceEvent(eventTuneFailed);
  70         }
  71 }
  72
  73 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
  74 {
  75         switch (event)
  76         {
  77         case iDVBChannel::evtEOF:
  78                 serviceEvent(eventEOF);
  79                 break;
  80         case iDVBChannel::evtSOF:
  81                 serviceEvent(eventSOF);
  82                 break;
  83         default:
  84                 break;
  85         }
  86 }
  87
  88 void eDVBServicePMTHandler::PMTready(int error)
  89 {
  90         if (error)
  91                 serviceEvent(eventNoPMT);
  92         else
  93         {
  94                 m_have_cached_program = false;
  95                 serviceEvent(eventNewProgramInfo);
  96                 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
  97                 {
  98                         eEPGCache::getInstance()->PMTready(this);
  99                         if(!m_ca_servicePtr)
 100                         {
 101                                 int demuxes[2] = {0,0};
 102                                 uint8_t tmp;
 103                                 m_demux->getCADemuxID(tmp);
 104                                 demuxes[0]=tmp;
 105                                 if (m_decode_demux_num != 0xFF)
 106                                         demuxes[1]=m_decode_demux_num;
 107                                 else
 108                                         demuxes[1]=demuxes[0];
 109                                 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
 110                                 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
 111                         }
 112                         eDVBCIInterfaces::getInstance()->gotPMT(this);
 113                 }
 114                 if (m_ca_servicePtr)
 115                 {
 116                         ePtr<eTable<ProgramMapSection> > ptr;
 117                         if (!m_PMT.getCurrent(ptr))
 118                                 m_ca_servicePtr->buildCAPMT(ptr);
 119                         else
 120                                 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
 121                 }
 122         }
 123 }
 124
 125 void eDVBServicePMTHandler::PATready(int)
 126 {
 127         ePtr<eTable<ProgramAssociationSection> > ptr;
 128         if (!m_PAT.getCurrent(ptr))
 129         {
 130                 int pmtpid = -1;
 131                 std::vector<ProgramAssociationSection*>::const_iterator i;
 132                 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 133                 {
 134                         const ProgramAssociationSection &pat = **i;
 135                         ProgramAssociationConstIterator program;
 136                         for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
 137                                 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
 138                                         pmtpid = (*program)->getProgramMapPid();
 139                 }
 140                 if (pmtpid == -1)
 141                         serviceEvent(eventNoPATEntry);
 142                 else
 143                         m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
 144         } else
 145                 serviceEvent(eventNoPAT);
 146 }
 147
 148 PyObject *eDVBServicePMTHandler::getCaIds()
 149 {
 150         ePyObject ret;
 151
 152         program prog;
 153
 154         if ( !getProgramInfo(prog) )
 155         {
 156                 int cnt=prog.caids.size();
 157                 if (cnt)
 158                 {
 159                         ret=PyList_New(cnt);
 160                         std::set<uint16_t>::iterator it(prog.caids.begin());
 161                         while(cnt--)
 162                                 PyList_SET_ITEM(ret, cnt, PyInt_FromLong(*it++));
 163                 }
 164         }
 165
 166         return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
 167 }
 168
 169 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
 170 {
 171         ePtr<eTable<ProgramMapSection> > ptr;
 172         int cached_apid_ac3 = -1;
 173         int cached_apid_mpeg = -1;
 174         int cached_vpid = -1;
 175         int cached_tpid = -1;
 176         int ret = -1;
 177
 178         program.videoStreams.clear();
 179         program.audioStreams.clear();
 180         program.pcrPid = -1;
 181         program.pmtPid = -1;
 182         program.textPid = -1;
 183
 184         int first_ac3 = -1;
 185         program.defaultAudioStream = 0;
 186
 187         if ( m_service && !m_service->cacheEmpty() )
 188         {
 189                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 190                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 191                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 192                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 193         }
 194
 195         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 196         {
 197                 if (m_have_cached_program)
 198                 {
 199                         program = m_cached_program;
 200                         ret = 0;
 201                 }
 202                 else
 203                 {
 204                         eDVBTableSpec table_spec;
 205                         ptr->getSpec(table_spec);
 206                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 207                         std::vector<ProgramMapSection*>::const_iterator i;
 208                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 209                         {
 210                                 const ProgramMapSection &pmt = **i;
 211                                 program.pcrPid = pmt.getPcrPid();
 212
 213                                 ElementaryStreamInfoConstIterator es;
 214                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 215                                 {
 216                                         int isaudio = 0, isvideo = 0;
 217                                         videoStream video;
 218                                         audioStream audio;
 219                                         audio.component_tag=video.component_tag=-1;
 220                                         video.type = videoStream::vtMPEG2;
 221                                         audio.type = audioStream::atMPEG;
 222
 223                                         switch ((*es)->getType())
 224                                         {
 225                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 226                                                 video.type = videoStream::vtMPEG4_H264;
 227                                                 isvideo = 1;
 228                                                 //break; fall through !!!
 229                                         case 0x10: // MPEG 4 Part 2
 230                                                 if (!isvideo)
 231                                                 {
 232                                                         video.type = videoStream::vtMPEG4_Part2;
 233                                                         isvideo = 1;
 234                                                 }
 235                                                 //break; fall through !!!
 236                                         case 0x01: // MPEG 1 video
 237                                                 if (!isvideo)
 238                                                         video.type = videoStream::vtMPEG1;
 239                                                 //break; fall through !!!
 240                                         case 0x02: // MPEG 2 video
 241                                                 isvideo = 1;
 242                                                 //break; fall through !!!
 243                                         case 0x03: // MPEG 1 audio
 244                                         case 0x04: // MPEG 2 audio:
 245                                                 if (!isvideo)
 246                                                         isaudio = 1;
 247                                                 //break; fall through !!!
 248                                         case 0x0f: // MPEG 2 AAC
 249                                                 if (!isvideo && !isaudio)
 250                                                 {
 251                                                         isaudio = 1;
 252                                                         audio.type = audioStream::atAAC;
 253                                                 }
 254                                                 //break; fall through !!!
 255                                         case 0x11: // MPEG 4 AAC
 256                                                 if (!isvideo && !isaudio)
 257                                                 {
 258                                                         isaudio = 1;
 259                                                         audio.type = audioStream::atAACHE;
 260                                                 }
 261                                         case 0x80: // user private ... but blueray LPCM
 262                                                 if (!isvideo && !isaudio)
 263                                                 {
 264                                                         isaudio = 1;
 265                                                         audio.type = audioStream::atLPCM;
 266                                                 }
 267                                         case 0x81: // user private ... but blueray AC3
 268                                                 if (!isvideo && !isaudio)
 269                                                 {
 270                                                         isaudio = 1;
 271                                                         audio.type = audioStream::atAC3;
 272                                                 }
 273                                         case 0x82: // Blueray DTS (dvb user private...)
 274                                         case 0xA2: // Blueray secondary DTS
 275                                                 if (!isvideo && !isaudio)
 276                                                 {
 277                                                         isaudio = 1;
 278                                                         audio.type = audioStream::atDTS;
 279                                                 }
 280                                         case 0x06: // PES Private
 281                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 282                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 283                                                                 desc != (*es)->getDescriptors()->end(); ++desc)
 284                                                 {
 285                                                         uint8_t tag = (*desc)->getTag();
 286                                                         if (!isaudio && !isvideo)
 287                                                         {
 288                                                                 /* PES private can contain AC-3, DTS or lots of other stuff.
 289                                                                    check descriptors to get the exakt type. */
 290                                                                 switch (tag)
 291                                                                 {
 292                                                                 case AUDIO_STREAM_DESCRIPTOR:
 293                                                                         isaudio = 1;
 294                                                                         break;
 295                                                                 case VIDEO_STREAM_DESCRIPTOR:
 296                                                                 {
 297                                                                         isvideo = 1;
 298                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 299                                                                         if (d->getMpeg1OnlyFlag())
 300                                                                                 video.type = videoStream::vtMPEG1;
 301                                                                         break;
 302                                                                 }
 303                                                                 case SUBTITLING_DESCRIPTOR:
 304                                                                 {
 305                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 306                                                                         const SubtitlingList *list = d->getSubtitlings();
 307                                                                         subtitleStream s;
 308                                                                         s.pid = (*es)->getPid();
 309                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 310                                                                         {
 311                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 312                                                                                 switch(s.subtitling_type)
 313                                                                                 {
 314                                                                                 case 0x10 ... 0x13:
 315                                                                                 case 0x20 ... 0x23: // dvb subtitles
 316                                                                                         break;
 317                                                                                 default:
 318                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 319                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 320                                                                                         s.subtitling_type = 0x10;
 321                                                                                         break;
 322                                                                                 }
 323                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 324                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 325                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 326 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 327 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 328                                                                                 program.subtitleStreams.push_back(s);
 329                                                                         }
 330                                                                         break;
 331                                                                 }
 332                                                                 case TELETEXT_DESCRIPTOR:
 333                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 334                                                                         {
 335                                                                                 subtitleStream s;
 336                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 337                                                                                 s.pid = program.textPid = (*es)->getPid();
 338                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 339                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 340                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 341                                                                                 {
 342                                                                                         switch((*it)->getTeletextType())
 343                                                                                         {
 344                                                                                         case 0x02: // Teletext subtitle page
 345                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 346                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 347                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 348                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 349 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 350 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 351                                                                                                 program.subtitleStreams.push_back(s);
 352                                                                                                 break;
 353                                                                                         }
 354                                                                                 }
 355                                                                         }
 356                                                                         break;
 357                                                                 case DTS_DESCRIPTOR:
 358                                                                         isaudio = 1;
 359                                                                         audio.type = audioStream::atDTS;
 360                                                                         break;
 361                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 362                                                                         isaudio = 1;
 363                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 364                                                                         break;
 365                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 366                                                                 case AAC_DESCRIPTOR:
 367                                                                         isaudio = 1;
 368                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 369                                                                         break;
 370                                                                 case AC3_DESCRIPTOR:
 371                                                                         isaudio = 1;
 372                                                                         audio.type = audioStream::atAC3;
 373                                                                         break;
 374                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 375                                                                 {
 376                                                                                 /* libdvbsi++ doesn't yet support this descriptor type, so work around. */
 377                                                                         if ((*desc)->getLength() < 4)
 378                                                                                 break;
 379                                                                         unsigned char descr[6];
 380                                                                         (*desc)->writeToBuffer(descr);
 381                                                                         int format_identifier = (descr[2] << 24) | (descr[3] << 16) | (descr[4] << 8) | (descr[5]);
 382                                                                         switch (format_identifier)
 383                                                                         {
 384                                                                         case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
 385                                                                                 isaudio = 1;
 386                                                                                 audio.type = audioStream::atDTS;
 387                                                                                 break;
 388                                                                         case 0x41432d33: // == 'AC-3'
 389                                                                                 isaudio = 1;
 390                                                                                 audio.type = audioStream::atAC3;
 391                                                                                 break;
 392                                                                         case 0x42535344: // == 'BSSD' (LPCM)
 393                                                                                 isaudio = 1;
 394                                                                                 audio.type = audioStream::atLPCM;
 395                                                                                 break;
 396                                                                         case 0x56432d31: // == 'VC-1'
 397                                                                                 if (descr[6] == 0x01) // subdescriptor tag
 398                                                                                 {
 399                                                                                         if (descr[7] >= 0x90) // profile_level
 400                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 401                                                                                         else
 402                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 403                                                                                         isvideo = 1;
 404                                                                                 }
 405                                                                                 break;
 406                                                                         default:
 407                                                                                 break;
 408                                                                         }
 409                                                                         break;
 410                                                                 }
 411                                                                 case 0x28: // TS_PSI_DT_AVC
 412                                                                         isvideo = 1;
 413                                                                         video.type = videoStream::vtMPEG4_H264;
 414                                                                         break;
 415                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 416                                                                         isvideo = 1;
 417                                                                         video.type = videoStream::vtMPEG4_Part2;
 418                                                                         break;
 419                                                                 default:
 420                                                                         break;
 421                                                                 }
 422                                                         }
 423                                                         switch (tag)
 424                                                         {
 425                                                                 case ISO_639_LANGUAGE_DESCRIPTOR:
 426                                                                         if (!isvideo)
 427                                                                         {
 428                                                                                 int cnt=0;
 429                                                                                 const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 430                                                                                         /* use last language code */
 431                                                                                 for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 432                                                                                 {
 433                                                                                         if (cnt == 0)
 434                                                                                                 audio.language_code = (*i)->getIso639LanguageCode();
 435                                                                                         else
 436                                                                                                 audio.language_code += "/" + (*i)->getIso639LanguageCode();
 437                                                                                 }
 438                                                                         }
 439                                                                         break;
 440                                                                 case STREAM_IDENTIFIER_DESCRIPTOR:
 441                                                                         audio.component_tag =
 442                                                                                 video.component_tag =
 443                                                                                         ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 444                                                                         break;
 445                                                                 case CA_DESCRIPTOR:
 446                                                                 {
 447                                                                         CaDescriptor *descr = (CaDescriptor*)(*desc);
 448                                                                         program.caids.insert(descr->getCaSystemId());
 449                                                                         break;
 450                                                                 }
 451                                                                 default:
 452                                                                         break;
 453                                                         }
 454                                                 }
 455                                                 break;
 456                                         }
 457                                         if (isaudio)
 458                                         {
 459                                                 audio.pid = (*es)->getPid();
 460
 461                                                         /* if we find the cached pids, this will be our default stream */
 462                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 463                                                         program.defaultAudioStream = program.audioStreams.size();
 464
 465                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 466                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 467                                                         first_ac3 = program.audioStreams.size();
 468
 469                                                 program.audioStreams.push_back(audio);
 470                                         }
 471                                         else if (isvideo)
 472                                         {
 473                                                 video.pid = (*es)->getPid();
 474                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 475                                                 {
 476                                                         program.videoStreams.push_back(program.videoStreams[0]);
 477                                                         program.videoStreams[0] = video;
 478                                                 }
 479                                                 else
 480                                                         program.videoStreams.push_back(video);
 481                                         }
 482                                         else
 483                                                 continue;
 484                                 }
 485                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 486                                         desc != pmt.getDescriptors()->end(); ++desc)
 487                                 {
 488                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 489                                         {
 490                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 491                                                 program.caids.insert(descr->getCaSystemId());
 492                                         }
 493                                 }
 494                         }
 495                         ret = 0;
 496
 497
 498                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 499                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 500                            (note: if an ac3 audio stream was selected before, this will be also stored
 501                            in 'fisrt_ac3', so we don't need to worry. */
 502                         bool defaultac3 = false;
 503                         std::string default_ac3;
 504
 505                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 506                                 defaultac3 = default_ac3 == "True";
 507
 508                         if (defaultac3 && (first_ac3 != -1))
 509                                 program.defaultAudioStream = first_ac3;
 510
 511                         m_cached_program = program;
 512                         m_have_cached_program = true;
 513                 }
 514         } else if ( m_service && !m_service->cacheEmpty() )
 515         {
 516                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 517                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 518                         cnt=0;
 519                 if ( vpidtype == -1 )
 520                         vpidtype = videoStream::vtMPEG2;
 521                 if ( cached_vpid != -1 )
 522                 {
 523                         videoStream s;
 524                         s.pid = cached_vpid;
 525                         s.type = vpidtype;
 526                         program.videoStreams.push_back(s);
 527                         ++cnt;
 528                 }
 529                 if ( cached_apid_ac3 != -1 )
 530                 {
 531                         audioStream s;
 532                         s.type = audioStream::atAC3;
 533                         s.pid = cached_apid_ac3;
 534                         program.audioStreams.push_back(s);
 535                         ++cnt;
 536                 }
 537                 if ( cached_apid_mpeg != -1 )
 538                 {
 539                         audioStream s;
 540                         s.type = audioStream::atMPEG;
 541                         s.pid = cached_apid_mpeg;
 542                         program.audioStreams.push_back(s);
 543                         ++cnt;
 544                 }
 545                 if ( cached_pcrpid != -1 )
 546                 {
 547                         ++cnt;
 548                         program.pcrPid = cached_pcrpid;
 549                 }
 550                 if ( cached_tpid != -1 )
 551                 {
 552                         ++cnt;
 553                         program.textPid = cached_tpid;
 554                 }
 555                 CAID_LIST &caids = m_service->m_ca;
 556                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
 557                         program.caids.insert(*it);
 558                 if ( cnt )
 559                         ret = 0;
 560         }
 561         return ret;
 562 }
 563
 564 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 565 {
 566         channel = m_channel;
 567         if (channel)
 568                 return 0;
 569         else
 570                 return -1;
 571 }
 572
 573 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 574 {
 575         demux = m_demux;
 576         if (demux)
 577                 return 0;
 578         else
 579                 return -1;
 580 }
 581
 582 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 583 {
 584         int ret=0;
 585                 /* if we're using the decoding demux as data source
 586                    (for example in pvr playbacks), return that one. */
 587         if (m_use_decode_demux)
 588         {
 589                 demux = m_demux;
 590                 return ret;
 591         }
 592
 593         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 594
 595         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 596         if (!ret)
 597                 demux->getCADemuxID(m_decode_demux_num);
 598
 599         return ret;
 600 }
 601
 602 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 603 {
 604         pvr_channel = m_pvr_channel;
 605         if (pvr_channel)
 606                 return 0;
 607         else
 608                 return -1;
 609 }
 610
 611 void eDVBServicePMTHandler::SDTScanEvent(int event)
 612 {
 613         switch (event)
 614         {
 615                 case eDVBScan::evtFinish:
 616                 {
 617                         ePtr<iDVBChannelList> db;
 618                         if (m_resourceManager->getChannelList(db) != 0)
 619                                 eDebug("no channel list");
 620                         else
 621                         {
 622                                 eDVBChannelID chid;
 623                                 m_reference.getChannelID(chid);
 624                                 if (chid == m_dvb_scan->getCurrentChannelID())
 625                                 {
 626                                         m_dvb_scan->insertInto(db, true);
 627                                         eDebug("sdt update done!");
 628                                 }
 629                                 else
 630                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 631                         }
 632                         break;
 633                 }
 634
 635                 default:
 636                         break;
 637         }
 638 }
 639
 640 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 641 {
 642         RESULT res=0;
 643         m_reference = ref;
 644
 645         m_use_decode_demux = use_decode_demux;
 646
 647                 /* 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 */
 648         m_service = service;
 649
 650                 /* is this a normal (non PVR) channel? */
 651         if (ref.path.empty())
 652         {
 653                 eDVBChannelID chid;
 654                 ref.getChannelID(chid);
 655                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 656                 if (!simulate)
 657                         eDebug("allocate Channel: res %d", res);
 658
 659                 ePtr<iDVBChannelList> db;
 660                 if (!m_resourceManager->getChannelList(db))
 661                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 662
 663                 if (!res && !simulate)
 664                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 665         } else if (!simulate) // no simulation of playback services
 666         {
 667                 eDVBMetaParser parser;
 668
 669                 int ret=parser.parseFile(ref.path);
 670                 if (ret || !parser.m_ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 671                 {
 672                         eWarning("no .meta file found, trying to find PMT pid");
 673                         eDVBTSTools tstools;
 674                         if (tstools.openFile(ref.path.c_str()))
 675                                 eWarning("failed to open file");
 676                         else
 677                         {
 678                                 int service_id, pmt_pid;
 679                                 if (!tstools.findPMT(pmt_pid, service_id))
 680                                 {
 681                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 682                                         m_reference.setServiceID(service_id);
 683                                         m_pmt_pid = pmt_pid;
 684                                 }
 685                         }
 686                 } else
 687                         m_reference = parser.m_ref;
 688
 689                 eDebug("alloc PVR");
 690                         /* allocate PVR */
 691                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 692                 if (res)
 693                         eDebug("allocatePVRChannel failed!\n");
 694                 m_channel = m_pvr_channel;
 695         }
 696
 697         if (!simulate)
 698         {
 699                 if (m_channel)
 700                 {
 701                         m_channel->connectStateChange(
 702                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 703                                 m_channelStateChanged_connection);
 704                         m_last_channel_state = -1;
 705                         channelStateChanged(m_channel);
 706
 707                         m_channel->connectEvent(
 708                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 709                                 m_channelEvent_connection);
 710
 711                         if (ref.path.empty())
 712                         {
 713                                 m_dvb_scan = 0;
 714                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 715                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 716                         }
 717                 } else
 718                 {
 719                         if (res == eDVBResourceManager::errAllSourcesBusy)
 720                                 serviceEvent(eventNoResources);
 721                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 722                                 serviceEvent(eventMisconfiguration);
 723                         return res;
 724                 }
 725
 726                 if (m_pvr_channel)
 727                 {
 728                         m_pvr_channel->setCueSheet(cue);
 729                         m_pvr_channel->playFile(ref.path.c_str());
 730                 }
 731         }
 732
 733         return res;
 734 }
 735
 736 void eDVBServicePMTHandler::free()
 737 {
 738         m_dvb_scan = 0;
 739
 740         if (m_ca_servicePtr)
 741         {
 742                 int demuxes[2] = {0,0};
 743                 uint8_t tmp;
 744                 m_demux->getCADemuxID(tmp);
 745                 demuxes[0]=tmp;
 746                 if (m_decode_demux_num != 0xFF)
 747                         demuxes[1]=m_decode_demux_num;
 748                 else
 749                         demuxes[1]=demuxes[0];
 750                 ePtr<eTable<ProgramMapSection> > ptr;
 751                 m_PMT.getCurrent(ptr);
 752                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 753                 m_ca_servicePtr = 0;
 754         }
 755
 756         if (m_channel)
 757                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 758
 759         if (m_pvr_channel)
 760         {
 761                 m_pvr_channel->stopFile();
 762                 m_pvr_channel->setCueSheet(0);
 763         }
 764
 765         m_PMT.stop();
 766         m_PAT.stop();
 767         m_service = 0;
 768         m_channel = 0;
 769         m_pvr_channel = 0;
 770         m_demux = 0;
 771 }
 772
 773 CAServiceMap eDVBCAService::exist;
 774 ChannelMap eDVBCAService::exist_channels;
 775 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 776
 777 eDVBCAService::eDVBCAService()
 778         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 779 {
 780         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 781         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 782         Connect();
 783 }
 784
 785 eDVBCAService::~eDVBCAService()
 786 {
 787         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 788         ::close(m_sock);
 789 }
 790
 791 // begin static methods
 792 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 793 {
 794         CAServiceMap::iterator it = exist.find(ref);
 795         if ( it != exist.end() )
 796                 caservice = it->second;
 797         else
 798         {
 799                 caservice = (exist[ref]=new eDVBCAService());
 800                 caservice->m_service = ref;
 801                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 802         }
 803
 804         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 805         for (int i=0; i < loops; ++i)
 806         {
 807 // search free demux entry
 808                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 809
 810                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 811                         ++iter;
 812
 813                 if ( iter < max_demux_slots )
 814                 {
 815                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 816                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 817                 }
 818                 else
 819                 {
 820                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 821                         return -1;
 822                 }
 823         }
 824         return 0;
 825 }
 826
 827 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 828 {
 829         CAServiceMap::iterator it = exist.find(ref);
 830         if ( it == exist.end() )
 831         {
 832                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 833                 return -1;
 834         }
 835         else
 836         {
 837                 eDVBCAService *caservice = it->second;
 838                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 839                 for (int i=0; i < loops; ++i)
 840                 {
 841                         bool freed = false;
 842                         int iter = 0,
 843                                 used_demux_slots = 0,
 844                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 845                         while ( iter < max_demux_slots )
 846                         {
 847                                 if ( caservice->m_used_demux[iter] != 0xFF )
 848                                 {
 849                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 850                                         {
 851                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 852                                                 caservice->m_used_demux[iter] = 0xFF;
 853                                                 freed=true;
 854                                         }
 855                                         else
 856                                                 ++used_demux_slots;
 857                                 }
 858                                 ++iter;
 859                         }
 860                         if (!freed)
 861                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 862                         if (i || loops == 1)
 863                         {
 864                                 if (!used_demux_slots)  // no more used.. so we remove it
 865                                 {
 866                                         delete it->second;
 867                                         exist.erase(it);
 868                                 }
 869                                 else
 870                                 {
 871                                         if (ptr)
 872                                                 it->second->buildCAPMT(ptr);
 873                                         else
 874                                                 eDebug("[eDVBCAService] can not send updated demux info");
 875                                 }
 876                         }
 877                 }
 878         }
 879         return 0;
 880 }
 881
 882 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
 883 {
 884         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
 885 }
 886
 887 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
 888 {
 889         if ( chan )
 890         {
 891                 eDebug("[eDVBCAService] new channel %p!", chan);
 892                 channel_data *data = new channel_data();
 893                 data->m_channel = chan;
 894                 data->m_prevChannelState = -1;
 895                 data->m_dataDemux = -1;
 896                 exist_channels[chan] = data;
 897                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
 898         }
 899 }
 900
 901 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
 902 {
 903         ChannelMap::iterator it =
 904                 exist_channels.find(chan);
 905         if ( it != exist_channels.end() )
 906         {
 907                 int state=0;
 908                 chan->getState(state);
 909                 if ( it->second->m_prevChannelState != state )
 910                 {
 911                         switch (state)
 912                         {
 913                                 case iDVBChannel::state_ok:
 914                                 {
 915                                         eDebug("[eDVBCAService] channel %p running", chan);
 916                                         break;
 917                                 }
 918                                 case iDVBChannel::state_release:
 919                                 {
 920                                         eDebug("[eDVBCAService] remove channel %p", chan);
 921                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
 922                                         msg[7] = it->second->m_dataDemux & 0xFF;
 923                                         int sock, clilen;
 924                                         struct sockaddr_un servaddr;
 925                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
 926                                         servaddr.sun_family = AF_UNIX;
 927                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
 928                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
 929                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
 930                                         if (sock > -1)
 931                                         {
 932                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
 933                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
 934                                                 int val=1;
 935                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
 936                                                 if (write(sock, msg, 8) != 8)
 937                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
 938                                                 close(sock);
 939                                         }
 940                                         exist_channels.erase(it);
 941                                         delete it->second;
 942                                         it->second=0;
 943                                         break;
 944                                 }
 945                                 default: // ignore all other events
 946                                         return;
 947                         }
 948                         if (it->second)
 949                                 it->second->m_prevChannelState = state;
 950                 }
 951         }
 952 }
 953
 954 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
 955 {
 956         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
 957         {
 958                 if (chid == it->second->m_channel->getChannelID())
 959                         return it->second;
 960         }
 961         return 0;
 962 }
 963 // end static methods
 964
 965 #define CA_REPLY_DEBUG
 966 #define MAX_LENGTH_BYTES 4
 967 #define MIN_LENGTH_BYTES 1
 968
 969 void eDVBCAService::socketCB(int what)
 970 {
 971         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
 972         {
 973                 char msgbuffer[4096];
 974                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
 975                 if (length == -1)
 976                 {
 977                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
 978                         {
 979                                 eDebug("[eSocketMMIHandler] read (%m)");
 980                                 what |= eSocketNotifier::Error;
 981                         }
 982                 } else if (length == 0)
 983                 {
 984                         what |= eSocketNotifier::Hungup;
 985                 } else
 986                 {
 987                         int len = length;
 988                         unsigned char *data = (unsigned char*)msgbuffer;
 989                         int clear = 1;
 990         // If a new message starts, then the previous message
 991         // should already have been processed. Otherwise the
 992         // previous message was incomplete and should therefore
 993         // be deleted.
 994                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
 995                                 clear = 0;
 996                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
 997                                 clear = 0;
 998                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
 999                                 clear = 0;
1000                         if (clear)
1001                         {
1002                                 m_buffer.clear();
1003 #ifdef CA_REPLY_DEBUG
1004                                 eDebug("clear buffer");
1005 #endif
1006                         }
1007 #ifdef CA_REPLY_DEBUG
1008                         eDebug("Put to buffer:");
1009                         for (int i=0; i < len; ++i)
1010                                 eDebugNoNewLine("%02x ", data[i]);
1011                         eDebug("\n--------");
1012 #endif
1013                         m_buffer.write( data, len );
1014
1015                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1016                         {
1017                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
1018                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1019                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1020                                 {
1021                                         m_buffer.skip(1);
1022 #ifdef CA_REPLY_DEBUG
1023                                         eDebug("skip %02x", tmp[0]);
1024 #endif
1025                                         continue;
1026                                 }
1027                                 if (tmp[3] & 0x80)
1028                                 {
1029                                         int peekLength = (tmp[3] & 0x7f) + 4;
1030                                         if (m_buffer.size() < peekLength)
1031                                                 continue;
1032                                         m_buffer.peek(tmp, peekLength);
1033                                 }
1034                                 int size=0;
1035                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1036                                 int messageLength = 3+LengthBytes+size;
1037                                 if ( m_buffer.size() >= messageLength )
1038                                 {
1039                                         unsigned char dest[messageLength];
1040                                         m_buffer.read(dest, messageLength);
1041 #ifdef CA_REPLY_DEBUG
1042                                         eDebug("dump ca reply:");
1043                                         for (int i=0; i < messageLength; ++i)
1044                                                 eDebugNoNewLine("%02x ", dest[i]);
1045                                         eDebug("\n--------");
1046 #endif
1047 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1048                                 }
1049                         }
1050                 }
1051         }
1052         if (what & eSocketNotifier::Hungup) {
1053                 /*eDebug("[eDVBCAService] connection closed")*/;
1054                 m_sendstate=1;
1055                 sendCAPMT();
1056         }
1057         if (what & eSocketNotifier::Error)
1058                 eDebug("[eDVBCAService] connection error");
1059 }
1060
1061 void eDVBCAService::Connect()
1062 {
1063         m_sn=0;
1064         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1065         m_servaddr.sun_family = AF_UNIX;
1066         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1067         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1068         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1069         if (m_sock != -1)
1070         {
1071                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1072                 {
1073                         int val=1;
1074                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1075                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1076                         m_sn = eSocketNotifier::create(eApp, m_sock,
1077                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1078                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1079
1080                 }
1081 //              else
1082 //                      eDebug("[eDVBCAService] connect failed %m");
1083         }
1084         else
1085                 eDebug("[eDVBCAService] create socket failed %m");
1086 }
1087
1088 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1089 {
1090         if (!ptr)
1091                 return;
1092
1093         eDVBTableSpec table_spec;
1094         ptr->getSpec(table_spec);
1095
1096         int pmtpid = table_spec.pid,
1097                 pmt_version = table_spec.version;
1098
1099         uint8_t demux_mask = 0;
1100         int data_demux = -1;
1101
1102         int iter=0, max_demux_slots = sizeof(m_used_demux);
1103         while ( iter < max_demux_slots )
1104         {
1105                 if ( m_used_demux[iter] != 0xFF )
1106                 {
1107                         if ( m_used_demux[iter] > data_demux )
1108                                 data_demux = m_used_demux[iter];
1109                         demux_mask |= (1 << m_used_demux[iter]);
1110                 }
1111                 ++iter;
1112         }
1113
1114         if ( data_demux == -1 )
1115         {
1116                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1117                 return;
1118         }
1119
1120         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1121
1122         unsigned int build_hash = ( pmtpid << 16);
1123         build_hash |= (demux_mask << 8);
1124         build_hash |= (pmt_version&0xFF);
1125
1126         if ( build_hash == m_prev_build_hash )
1127         {
1128                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1129                 return;
1130         }
1131
1132         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1133         if ( i != ptr->getSections().end() )
1134         {
1135                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1136
1137                 while( i != ptr->getSections().end() )
1138                 {
1139 //                      eDebug("append");
1140                         capmt.append(*i++);
1141                 }
1142
1143                 // add our private descriptors to capmt
1144                 uint8_t tmp[10];
1145
1146                 tmp[0]=0x84;  // pmt pid
1147                 tmp[1]=0x02;
1148                 tmp[2]=pmtpid>>8;
1149                 tmp[3]=pmtpid&0xFF;
1150                 capmt.injectDescriptor(tmp, false);
1151
1152                 tmp[0] = 0x82; // demux
1153                 tmp[1] = 0x02;
1154                 tmp[2] = demux_mask;    // descramble bitmask
1155                 tmp[3] = data_demux&0xFF; // read section data from demux number
1156                 capmt.injectDescriptor(tmp, false);
1157
1158                 tmp[0] = 0x81; // dvbnamespace
1159                 tmp[1] = 0x08;
1160                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1161                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1162                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1163                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1164                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1165                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1166                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1167                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1168                 capmt.injectDescriptor(tmp, false);
1169
1170                 capmt.writeToBuffer(m_capmt);
1171         }
1172
1173         m_prev_build_hash = build_hash;
1174
1175         if ( m_sendstate != 0xFFFFFFFF )
1176                 m_sendstate=0;
1177         sendCAPMT();
1178 }
1179
1180 void eDVBCAService::sendCAPMT()
1181 {
1182         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1183         {
1184                 ::close(m_sock);
1185                 Connect();
1186         }
1187
1188         int wp=0;
1189         if ( m_capmt[3] & 0x80 )
1190         {
1191                 int i=0;
1192                 int lenbytes = m_capmt[3] & ~0x80;
1193                 while(i < lenbytes)
1194                         wp = (wp << 8) | m_capmt[4 + i++];
1195                 wp+=4;
1196                 wp+=lenbytes;
1197         }
1198         else
1199         {
1200                 wp = m_capmt[3];
1201                 wp+=4;
1202         }
1203
1204         if ( write(m_sock, m_capmt, wp) == wp )
1205         {
1206                 m_sendstate=0xFFFFFFFF;
1207                 eDebug("[eDVBCAService] send %d bytes",wp);
1208                 eDVBChannelID chid;
1209                 m_service.getChannelID(chid);
1210                 channel_data *data = getChannelData(chid);
1211                 if (data)
1212                 {
1213                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1214                         data->m_dataDemux = m_capmt[24+lenbytes];
1215                 }
1216 #if 1
1217                 for(int i=0;i<wp;i++)
1218                         eDebugNoNewLine("%02x ", m_capmt[i]);
1219                 eDebug("");
1220 #endif
1221         }
1222         else
1223         {
1224                 switch(m_sendstate)
1225                 {
1226                         case 0xFFFFFFFF:
1227                                 ++m_sendstate;
1228                                 m_retryTimer->start(0,true);
1229 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1230                                 break;
1231                         default:
1232                                 m_retryTimer->start(5000,true);
1233 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1234                                 break;
1235                 }
1236                 ++m_sendstate;
1237         }
1238 }
1239
1240 static PyObject *createTuple(int pid, const char *type)
1241 {
1242         PyObject *r = PyTuple_New(2);
1243         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1244         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1245         return r;
1246 }
1247
1248 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1249 {
1250         PyList_Append(list, item);
1251         Py_DECREF(item);
1252 }
1253
1254 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1255
1256 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1257 {
1258         ePyObject r = PyDict_New();
1259         ePyObject l = PyList_New(0);
1260
1261         PyList_AppendSteal(l, createTuple(0, "pat"));
1262
1263         if (pmtPid != -1)
1264                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1265
1266         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1267                         i(videoStreams.begin());
1268                         i != videoStreams.end(); ++i)
1269                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1270
1271         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1272                         i(audioStreams.begin());
1273                         i != audioStreams.end(); ++i)
1274                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1275
1276         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1277                         i(subtitleStreams.begin());
1278                         i != subtitleStreams.end(); ++i)
1279                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1280
1281         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1282
1283         if (textPid != -1)
1284                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1285
1286         PutToDict(r, "pids", l);
1287
1288         return r;
1289 }