lib/dvb/frontend.cpp

   1 #include <config.h>
   2 #include <lib/dvb/dvb.h>
   3 #include <lib/base/eerror.h>
   4 #include <errno.h>
   5 #include <unistd.h>
   6 #include <fcntl.h>
   7 #include <sys/ioctl.h>
   8
   9 #if HAVE_DVB_API_VERSION < 3
  10 #include <ost/frontend.h>
  11 #include <ost/sec.h>
  12 #define QAM_AUTO                                (Modulation)6
  13 #define TRANSMISSION_MODE_AUTO  (TransmitMode)2
  14 #define BANDWIDTH_AUTO                  (BandWidth)3
  15 #define GUARD_INTERVAL_AUTO             (GuardInterval)4
  16 #define HIERARCHY_AUTO                  (Hierarchy)4
  17 #define constellation Constellation
  18 #define guard_interval guardInterval
  19 #define hierarchy_information HierarchyInformation
  20 #define code_rate_HP HP_CodeRate
  21 #define code_rate_LP LP_CodeRate
  22 #else
  23 #include <linux/dvb/frontend.h>
  24 #endif
  25
  26 #include <lib/dvb_si/satellite_delivery_system_descriptor.h>
  27 #include <lib/dvb_si/cable_delivery_system_descriptor.h>
  28 #include <lib/dvb_si/terrestrial_delivery_system_descriptor.h>
  29
  30 void eDVBFrontendParametersSatellite::set(const SatelliteDeliverySystemDescriptor &descriptor)
  31 {
  32         frequency    = descriptor.getFrequency() * 10;
  33         symbol_rate  = descriptor.getSymbolRate() * 100;
  34         switch (descriptor.getPolarization())
  35         {
  36         case 0:
  37                 polarisation = Polarisation::Horizontal;
  38                 break;
  39         case 1:
  40                 polarisation = Polarisation::Vertical;
  41                 break;
  42         case 2:
  43                 polarisation = Polarisation::CircularLeft;
  44                 break;
  45         case 3:
  46                 polarisation = Polarisation::CircularRight;
  47                 break;
  48         }
  49         switch (descriptor.getFecInner())
  50         {
  51         case 1:
  52                 fec = FEC::f1_2;
  53                 break;
  54         case 2:
  55                 fec = FEC::f2_3;
  56                 break;
  57         case 3:
  58                 fec = FEC::f3_4;
  59                 break;
  60         case 4:
  61                 fec = FEC::f5_6;
  62                 break;
  63         case 5:
  64                 fec = FEC::f7_8;
  65                 break;
  66         case 0xF:
  67                 fec = FEC::fNone;
  68                 break;
  69         default:
  70                 fec = FEC::fAuto;
  71                 break;
  72         }
  73         inversion = Inversion::Unknown;
  74         orbital_position  = ((descriptor.getOrbitalPosition() >> 12) & 0xF) * 1000;
  75         orbital_position += ((descriptor.getOrbitalPosition() >> 8) & 0xF) * 100;
  76         orbital_position += ((descriptor.getOrbitalPosition() >> 4) & 0xF) * 10;
  77         orbital_position += ((descriptor.getOrbitalPosition()) & 0xF);
  78         if (orbital_position && (!descriptor.getWestEastFlag()))
  79                 orbital_position = 3600 - orbital_position;
  80 }
  81
  82 void eDVBFrontendParametersCable::set(const CableDeliverySystemDescriptor &descriptor)
  83 {
  84         eFatal("nyi");
  85 }
  86
  87 void eDVBFrontendParametersTerrestrial::set(const TerrestrialDeliverySystemDescriptor  &)
  88 {
  89         eFatal("nyi");
  90 }
  91
  92 eDVBFrontendParameters::eDVBFrontendParameters(): m_type(-1)
  93 {
  94 }
  95
  96 DEFINE_REF(eDVBFrontendParameters);
  97
  98 RESULT eDVBFrontendParameters::getSystem(int &t) const
  99 {
 100         if (m_type == -1)
 101                 return -1;
 102         t = m_type;
 103         return 0;
 104 }
 105
 106 RESULT eDVBFrontendParameters::getDVBS(eDVBFrontendParametersSatellite &p) const
 107 {
 108         if (m_type != iDVBFrontend::feSatellite)
 109                 return -1;
 110         p = sat;
 111         return 0;
 112 }
 113
 114 RESULT eDVBFrontendParameters::getDVBC(eDVBFrontendParametersCable &p) const
 115 {
 116         if (m_type != iDVBFrontend::feCable)
 117                 return -1;
 118         p = cable;
 119         return 0;
 120 }
 121
 122 RESULT eDVBFrontendParameters::getDVBT(eDVBFrontendParametersTerrestrial &p) const
 123 {
 124         if (m_type != iDVBFrontend::feTerrestrial)
 125                 return -1;
 126         p = terrestrial;
 127         return 0;
 128 }
 129
 130 RESULT eDVBFrontendParameters::setDVBS(eDVBFrontendParametersSatellite &p)
 131 {
 132         sat = p;
 133         m_type = iDVBFrontend::feSatellite;
 134         return 0;
 135 }
 136
 137 RESULT eDVBFrontendParameters::setDVBC(eDVBFrontendParametersCable &p)
 138 {
 139         cable = p;
 140         m_type = iDVBFrontend::feCable;
 141         return 0;
 142 }
 143
 144 RESULT eDVBFrontendParameters::setDVBT(eDVBFrontendParametersTerrestrial &p)
 145 {
 146         terrestrial = p;
 147         m_type = iDVBFrontend::feTerrestrial;
 148         return 0;
 149 }
 150
 151 RESULT eDVBFrontendParameters::calculateDifference(const iDVBFrontendParameters *parm, int &diff) const
 152 {
 153         if (!parm)
 154                 return -1;
 155         int type;
 156         if (parm->getSystem(type))
 157                 return -1;
 158         if (type != m_type)
 159         {
 160                 diff = 1<<30; // big difference
 161                 return 0;
 162         }
 163
 164         switch (type)
 165         {
 166         case iDVBFrontend::feSatellite:
 167         {
 168                 eDVBFrontendParametersSatellite osat;
 169                 if (parm->getDVBS(osat))
 170                         return -2;
 171
 172                 if (sat.orbital_position != osat.orbital_position)
 173                         diff = 1<<29;
 174                 else if (sat.polarisation != osat.polarisation)
 175                         diff = 1<<28;
 176                 else
 177                         diff = abs(sat.frequency - osat.frequency);
 178                 return 0;
 179         }
 180         case iDVBFrontend::feCable:
 181         case iDVBFrontend::feTerrestrial:
 182         default:
 183                 return -1;
 184         }
 185         return 0;
 186 }
 187
 188 RESULT eDVBFrontendParameters::getHash(unsigned long &hash) const
 189 {
 190         switch (m_type)
 191         {
 192         case iDVBFrontend::feSatellite:
 193         {
 194                 hash  = sat.frequency & 0xFFFF;
 195                 hash |= sat.orbital_position << 16;
 196                 return 0;
 197         }
 198         case iDVBFrontend::feCable:
 199         case iDVBFrontend::feTerrestrial:
 200         default:
 201                 return -1;
 202         }
 203 }
 204
 205 DEFINE_REF(eDVBFrontend);
 206
 207 eDVBFrontend::eDVBFrontend(int adap, int fe, int &ok): m_type(-1)
 208 {
 209 #if HAVE_DVB_API_VERSION < 3
 210         char sec_filename[128];
 211 #endif
 212         char filename[128];
 213
 214         int result;
 215
 216         m_sn = 0;
 217         m_timeout = 0;
 218
 219 #if HAVE_DVB_API_VERSION < 3
 220         sprintf(sec_filename, "/dev/dvb/card%d/sec%d", adap, fe);
 221         m_secfd = ::open(sec_filename, O_RDWR);
 222         if (m_secfd < 0)
 223         {
 224                 eWarning("failed! (%s) %m", sec_filename);
 225                 ok = 0;
 226                 return;
 227         }
 228         else
 229                 eDebug("m_secfd is %d", m_secfd);
 230
 231         FrontendInfo fe_info;
 232         sprintf(filename, "/dev/dvb/card%d/frontend%d", adap, fe);
 233 #else
 234         dvb_frontend_info fe_info;
 235         sprintf(filename, "/dev/dvb/adapter%d/frontend%d", adap, fe);
 236 #endif
 237         eDebug("opening frontend.");
 238         m_fd = ::open(filename, O_RDWR|O_NONBLOCK);
 239         if (m_fd < 0)
 240         {
 241                 eWarning("failed! (%s) %m", filename);
 242                 ok = 0;
 243                 return;
 244         }
 245
 246         result = ::ioctl(m_fd, FE_GET_INFO, &fe_info);
 247
 248         if (result < 0) {
 249                 eWarning("ioctl FE_GET_INFO failed");
 250                 ::close(m_fd);
 251                 m_fd = -1;
 252                 ok = 0;
 253                 return;
 254         }
 255
 256         switch (fe_info.type)
 257         {
 258         case FE_QPSK:
 259                 m_type = feSatellite;
 260                 break;
 261         case FE_QAM:
 262                 m_type = feCable;
 263                 break;
 264         case FE_OFDM:
 265                 m_type = feTerrestrial;
 266                 break;
 267         default:
 268                 eWarning("unknown frontend type.");
 269                 ::close(m_fd);
 270                 m_fd = -1;
 271                 ok = 0;
 272                 return;
 273         }
 274         eDebug("detected %s frontend", "satellite\0cable\0    terrestrial"+fe_info.type*9);
 275         ok = 1;
 276
 277         m_sn = new eSocketNotifier(eApp, m_fd, eSocketNotifier::Read);
 278         CONNECT(m_sn->activated, eDVBFrontend::feEvent);
 279         m_sn->start();
 280
 281         m_timeout = new eTimer(eApp);
 282         CONNECT(m_timeout->timeout, eDVBFrontend::timeout);
 283
 284         m_tuneTimer = new eTimer(eApp);
 285         CONNECT(m_tuneTimer->timeout, eDVBFrontend::tuneLoop);
 286
 287         memset(m_data, 0xFFFF, sizeof(m_data));
 288
 289         return;
 290 }
 291
 292 eDVBFrontend::~eDVBFrontend()
 293 {
 294         if (m_fd >= 0)
 295                 ::close(m_fd);
 296         if (m_sn)
 297                 delete m_sn;
 298         if (m_timeout)
 299                 delete m_timeout;
 300 }
 301
 302 void eDVBFrontend::feEvent(int w)
 303 {
 304         while (1)
 305         {
 306 #if HAVE_DVB_API_VERSION < 3
 307                 FrontendEvent event;
 308 #else
 309                 dvb_frontend_event event;
 310 #endif
 311                 int res;
 312                 int state;
 313                 res = ::ioctl(m_fd, FE_GET_EVENT, &event);
 314
 315                 if (res && (errno == EAGAIN))
 316                         break;
 317
 318                 if (res)
 319                 {
 320                         eWarning("FE_GET_EVENT failed! %m");
 321                         return;
 322                 }
 323
 324                 if (w < 0)
 325                         continue;
 326
 327 #if HAVE_DVB_API_VERSION < 3
 328                 if (event.type == FE_COMPLETION_EV)
 329 #else
 330                 eDebug("fe event: status %x, inversion %s", event.status, (event.parameters.inversion == INVERSION_ON) ? "on" : "off");
 331                 if (event.status & FE_HAS_LOCK)
 332 #endif
 333                 {
 334                         state = stateLock;
 335                 } else
 336                 {
 337                         if (m_tuning)
 338                                 state = stateTuning;
 339                         else
 340                                 state = stateFailed;
 341                 }
 342                 if (m_state != state)
 343                 {
 344                         m_state = state;
 345                         m_stateChanged(this);
 346                 }
 347         }
 348 }
 349
 350 void eDVBFrontend::timeout()
 351 {
 352         int state;
 353         if (m_state == stateTuning)
 354         {
 355                 state = stateFailed;
 356                 eDebug("DVBFrontend: timeout");
 357                 if (m_state != state)
 358                 {
 359                         m_state = state;
 360                         m_stateChanged(this);
 361                 }
 362         } else
 363                 m_tuning = 0;
 364 }
 365
 366 void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
 367 {
 368         int delay=0;
 369         if ( m_sec_sequence && m_sec_sequence.current() != m_sec_sequence.end() )
 370         {
 371                 switch (m_sec_sequence.current()->cmd)
 372                 {
 373                         case eSecCommand::SLEEP:
 374                                 delay = m_sec_sequence.current()->msec;
 375                                 break;
 376                         case eSecCommand::SET_VOLTAGE:
 377                                 setVoltage(m_sec_sequence.current()->voltage);
 378                                 break;
 379                         case eSecCommand::SET_TONE:
 380                                 setTone(m_sec_sequence.current()->tone);
 381                                 break;
 382                         case eSecCommand::SEND_DISEQC:
 383                                 sendDiseqc(m_sec_sequence.current()->diseqc);
 384                                 break;
 385                         case eSecCommand::SEND_TONEBURST:
 386                                 sendToneburst(m_sec_sequence.current()->toneburst);
 387                                 break;
 388                         case eSecCommand::SET_FRONTEND:
 389                                 setFrontend();
 390                                 break;
 391                         case eSecCommand::IF_LOCK_GOTO:
 392                         case eSecCommand::IF_NOT_LOCK_GOTO:
 393                         default:
 394                                 eDebug("unhandled sec command");
 395                 }
 396                 m_sec_sequence.current()++;
 397                 m_tuneTimer->start(delay,true);
 398         }
 399 }
 400
 401 void eDVBFrontend::setFrontend()
 402 {
 403         eDebug("setting frontend..\n");
 404         if (ioctl(m_fd, FE_SET_FRONTEND, &parm) == -1)
 405         {
 406                 perror("FE_SET_FRONTEND failed");
 407                 return;
 408         }
 409
 410         if (m_state != stateTuning)
 411         {
 412                 m_tuning = 1;
 413                 m_state = stateTuning;
 414                 m_stateChanged(this);
 415         }
 416         m_timeout->start(5000, 1); // 5 sec timeout. TODO: symbolrate dependent
 417 }
 418
 419 RESULT eDVBFrontend::getFrontendType(int &t)
 420 {
 421         if (m_type == -1)
 422                 return -ENODEV;
 423         t = m_type;
 424         return 0;
 425 }
 426
 427 RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
 428 {
 429         if (m_type == -1)
 430                 return -ENODEV;
 431
 432         feEvent(-1);
 433
 434         m_sec_sequence.clear();
 435
 436         eDebug("eDVBFrontend::tune. type: %d", m_type);
 437
 438         switch (m_type)
 439         {
 440         case feSatellite:
 441         {
 442                 int res;
 443                 eDVBFrontendParametersSatellite feparm;
 444                 if (where.getDVBS(feparm))
 445                 {
 446                         eDebug("no dvbs data!");
 447                         return -EINVAL;
 448                 }
 449                 if (!m_sec)
 450                 {
 451                         eWarning("no SEC module active!");
 452                         return -ENOENT;
 453                 }
 454
 455                 res = m_sec->prepare(*this, parm, feparm);
 456                 if (res)
 457                         return res;
 458 #if HAVE_DVB_API_VERSION < 3
 459                 eDebug("tuning to %d mhz", parm.Frequency/1000);
 460 #else
 461                 eDebug("tuning to %d mhz", parm.frequency/1000);
 462 #endif
 463                 break;
 464         }
 465         case feCable:
 466         {
 467                 eDVBFrontendParametersCable feparm;
 468                 if (where.getDVBC(feparm))
 469                         return -EINVAL;
 470                 eFatal("cable tuning nyi");
 471         }
 472         case feTerrestrial:
 473         {
 474                 eDVBFrontendParametersTerrestrial feparm;
 475                 if (where.getDVBT(feparm))
 476                 {
 477                         eDebug("no -T data");
 478                         return -EINVAL;
 479                 }
 480 #if HAVE_DVB_API_VERSION < 3
 481                 parm.Frequency = feparm.frequency;
 482 #else
 483                 parm.frequency = feparm.frequency;
 484 #endif
 485
 486                 switch (feparm.bandwidth)
 487                 {
 488                 case eDVBFrontendParametersTerrestrial::Bandwidth::Bw8MHz:
 489 #if HAVE_DVB_API_VERSION < 3
 490                         parm.u.ofdm.bandWidth =
 491 #else
 492                         parm.u.ofdm.bandwidth =
 493 #endif
 494                                 BANDWIDTH_8_MHZ;
 495                         break;
 496                 case eDVBFrontendParametersTerrestrial::Bandwidth::Bw7MHz:
 497 #if HAVE_DVB_API_VERSION < 3
 498                         parm.u.ofdm.bandWidth =
 499 #else
 500                         parm.u.ofdm.bandwidth =
 501 #endif
 502                                 BANDWIDTH_7_MHZ;
 503                         break;
 504                 case eDVBFrontendParametersTerrestrial::Bandwidth::Bw6MHz:
 505 #if HAVE_DVB_API_VERSION < 3
 506                         parm.u.ofdm.bandWidth =
 507 #else
 508                         parm.u.ofdm.bandwidth =
 509 #endif
 510                                 BANDWIDTH_6_MHZ;
 511                         break;
 512                 case eDVBFrontendParametersTerrestrial::Bandwidth::BwAuto:
 513 #if HAVE_DVB_API_VERSION < 3
 514                         parm.u.ofdm.bandWidth =
 515 #else
 516                         parm.u.ofdm.bandwidth =
 517 #endif
 518                                 BANDWIDTH_AUTO;
 519                         break;
 520                 default:
 521                         eWarning("invalid OFDM bandwith");
 522                         return -EINVAL;
 523                 }
 524
 525                 parm.u.ofdm.code_rate_HP = FEC_AUTO;
 526                 parm.u.ofdm.code_rate_LP = FEC_AUTO;
 527
 528                 switch (feparm.modulation)
 529                 {
 530                 case eDVBFrontendParametersTerrestrial::Modulation::QPSK:
 531                         parm.u.ofdm.constellation = QPSK;
 532                         break;
 533                 case eDVBFrontendParametersTerrestrial::Modulation::QAM16:
 534                         parm.u.ofdm.constellation = QAM_16;
 535                         break;
 536                 case eDVBFrontendParametersTerrestrial::Modulation::Auto:
 537                         parm.u.ofdm.constellation = QAM_AUTO;
 538                         break;
 539                 }
 540
 541                 switch (feparm.transmission_mode)
 542                 {
 543                 case eDVBFrontendParametersTerrestrial::TransmissionMode::TM2k:
 544 #if HAVE_DVB_API_VERSION < 3
 545                         parm.u.ofdm.TransmissionMode =
 546 #else
 547                         parm.u.ofdm.transmission_mode =
 548 #endif
 549                                 TRANSMISSION_MODE_2K;
 550                         break;
 551                 case eDVBFrontendParametersTerrestrial::TransmissionMode::TM8k:
 552 #if HAVE_DVB_API_VERSION < 3
 553                         parm.u.ofdm.TransmissionMode =
 554 #else
 555                         parm.u.ofdm.transmission_mode =
 556 #endif
 557                                 TRANSMISSION_MODE_8K;
 558                         break;
 559                 case eDVBFrontendParametersTerrestrial::TransmissionMode::TMAuto:
 560 #if HAVE_DVB_API_VERSION < 3
 561                         parm.u.ofdm.TransmissionMode =
 562 #else
 563                         parm.u.ofdm.transmission_mode =
 564 #endif
 565                                 TRANSMISSION_MODE_AUTO;
 566                         break;
 567                 }
 568
 569                 parm.u.ofdm.guard_interval = GUARD_INTERVAL_AUTO;
 570                 parm.u.ofdm.hierarchy_information = HIERARCHY_AUTO;
 571 #if HAVE_DVB_API_VERSION < 3
 572                 parm.Inversion =
 573 #else
 574                 parm.inversion =
 575 #endif
 576                         INVERSION_AUTO;
 577                 break;
 578         }
 579         }
 580
 581         m_sec_sequence.push_back( eSecCommand(eSecCommand::SET_FRONTEND, 0) );
 582         m_tuneTimer->start(0,true);
 583         m_sec_sequence.current() = m_sec_sequence.begin();
 584
 585         return 0;
 586 }
 587
 588 RESULT eDVBFrontend::connectStateChange(const Slot1<void,iDVBFrontend*> &stateChange, ePtr<eConnection> &connection)
 589 {
 590         connection = new eConnection(this, m_stateChanged.connect(stateChange));
 591         return 0;
 592 }
 593
 594 RESULT eDVBFrontend::setVoltage(int voltage)
 595 {
 596 #if HAVE_DVB_API_VERSION < 3
 597         secVoltage vlt;
 598 #else
 599         fe_sec_voltage_t vlt;
 600 #endif
 601
 602         switch (voltage)
 603         {
 604         case voltageOff:
 605                 vlt = SEC_VOLTAGE_OFF;
 606                 break;
 607         case voltage13:
 608                 vlt = SEC_VOLTAGE_13;
 609                 break;
 610         case voltage18:
 611                 vlt = SEC_VOLTAGE_18;
 612                 break;
 613         default:
 614                 return -ENODEV;
 615         }
 616 #if HAVE_DVB_API_VERSION < 3
 617         return ::ioctl(m_secfd, SEC_SET_VOLTAGE, vlt);
 618 #else
 619         return ::ioctl(m_fd, FE_SET_VOLTAGE, vlt);
 620 #endif
 621 }
 622
 623 RESULT eDVBFrontend::getState(int &state)
 624 {
 625         state = m_state;
 626         return 0;
 627 }
 628
 629 RESULT eDVBFrontend::setTone(int t)
 630 {
 631 #if HAVE_DVB_API_VERSION < 3
 632         secToneMode_t tone;
 633 #else
 634         fe_sec_tone_mode_t tone;
 635 #endif
 636
 637         switch (t)
 638         {
 639         case toneOn:
 640                 tone = SEC_TONE_ON;
 641                 break;
 642         case toneOff:
 643                 tone = SEC_TONE_OFF;
 644                 break;
 645         default:
 646                 return -ENODEV;
 647         }
 648 #if HAVE_DVB_API_VERSION < 3
 649         return ::ioctl(m_secfd, SEC_SET_TONE, tone);
 650 #else
 651         return ::ioctl(m_fd, FE_SET_TONE, tone);
 652 #endif
 653 }
 654
 655 #if HAVE_DVB_API_VERSION < 3 && !defined(SEC_DISEQC_SEND_MASTER_CMD)
 656         #define SEC_DISEQC_SEND_MASTER_CMD _IOW('o', 97, struct secCommand *)
 657 #endif
 658
 659 RESULT eDVBFrontend::sendDiseqc(const eDVBDiseqcCommand &diseqc)
 660 {
 661         eDebug("send %02x %02x %02x %02x",
 662                 diseqc.data[0], diseqc.data[1], diseqc.data[2], diseqc.data[3]);
 663 #if HAVE_DVB_API_VERSION < 3
 664         struct secCommand cmd;
 665         cmd.type = SEC_CMDTYPE_DISEQC_RAW;
 666         cmd.u.diseqc.cmdtype = diseqc.data[0];
 667         cmd.u.diseqc.addr = diseqc.data[1];
 668         cmd.u.diseqc.cmd = diseqc.data[2];
 669         cmd.u.diseqc.numParams = diseqc.len-3;
 670         memcpy(cmd.u.diseqc.params, diseqc.data+3, diseqc.len-3);
 671         if (::ioctl(m_secfd, SEC_DISEQC_SEND_MASTER_CMD, &cmd))
 672 #else
 673         struct dvb_diseqc_master_cmd cmd;
 674         memcpy(cmd.msg, diseqc.data, diseqc.len);
 675         cmd.msg_len = diseqc.len;
 676         if (::ioctl(m_fd, FE_DISEQC_SEND_MASTER_CMD, &cmd))
 677 #endif
 678                 return -EINVAL;
 679         return 0;
 680 }
 681
 682 #if HAVE_DVB_API_VERSION < 3 && !defined(SEC_DISEQC_SEND_BURST)
 683         #define SEC_DISEQC_SEND_BURST _IO('o', 96)
 684 #endif
 685 RESULT eDVBFrontend::sendToneburst(int burst)
 686 {
 687 #if HAVE_DVB_API_VERSION < 3
 688         secMiniCmd cmd = SEC_MINI_NONE;
 689         if ( burst == eDVBSatelliteDiseqcParameters::A )
 690                 cmd = SEC_MINI_A;
 691         else if ( burst == eDVBSatelliteDiseqcParameters::B )
 692                 cmd = SEC_MINI_B;
 693         if (::ioctl(m_secfd, SEC_DISEQC_SEND_BURST, cmd))
 694                 return -EINVAL;
 695 #endif
 696         return 0;
 697 }
 698
 699 RESULT eDVBFrontend::setSEC(iDVBSatelliteEquipmentControl *sec)
 700 {
 701         m_sec = sec;
 702         return 0;
 703 }
 704
 705 RESULT eDVBFrontend::setSecSequence(const eSecCommandList &list)
 706 {
 707         m_sec_sequence = list;
 708         return 0;
 709 }
 710
 711 RESULT eDVBFrontend::getData(int num, int &data)
 712 {
 713         if ( num < 4 )
 714         {
 715                 data = m_data[num];
 716                 return 0;
 717         }
 718         return -EINVAL;
 719 }
 720
 721 RESULT eDVBFrontend::setData(int num, int val)
 722 {
 723         if ( num < 4 )
 724         {
 725                 m_data[num] = val;
 726                 return 0;
 727         }
 728         return -EINVAL;
 729 }
 730