src/lib/CECProcessor.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited.  All rights reserved.
   5  * libCEC(R) is an original work, containing original code.
   6  *
   7  * libCEC(R) is a trademark of Pulse-Eight Limited.
   8  *
   9  * This program is dual-licensed; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22  *
  23  *
  24  * Alternatively, you can license this library under a commercial license,
  25  * please contact Pulse-Eight Licensing for more information.
  26  *
  27  * For more information contact:
  28  * Pulse-Eight Licensing       <license@pulse-eight.com>
  29  *     http://www.pulse-eight.com/
  30  *     http://www.pulse-eight.net/
  31  */
  32
  33 #include "CECProcessor.h"
  34
  35 #include "AdapterCommunication.h"
  36 #include "devices/CECBusDevice.h"
  37 #include "devices/CECAudioSystem.h"
  38 #include "devices/CECPlaybackDevice.h"
  39 #include "devices/CECRecordingDevice.h"
  40 #include "devices/CECTuner.h"
  41 #include "devices/CECTV.h"
  42 #include "implementations/CECCommandHandler.h"
  43 #include "LibCEC.h"
  44 #include "util/StdString.h"
  45 #include "platform/timeutils.h"
  46
  47 using namespace CEC;
  48 using namespace std;
  49
  50 CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm, const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS*/) :
  51     m_bStarted(false),
  52     m_iHDMIPort(CEC_DEFAULT_HDMI_PORT),
  53     m_strDeviceName(strDeviceName),
  54     m_communication(serComm),
  55     m_controller(controller),
  56     m_bMonitor(false)
  57 {
  58   m_logicalAddresses.Clear();
  59   m_logicalAddresses.Set(iLogicalAddress);
  60   m_types.clear();
  61   for (int iPtr = 0; iPtr <= 16; iPtr++)
  62     m_busDevices[iPtr] = new CCECBusDevice(this, (cec_logical_address) iPtr, iPtr == iLogicalAddress ? iPhysicalAddress : 0);
  63 }
  64
  65 CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm, const char *strDeviceName, const cec_device_type_list &types) :
  66     m_bStarted(false),
  67     m_iHDMIPort(CEC_DEFAULT_HDMI_PORT),
  68     m_strDeviceName(strDeviceName),
  69     m_types(types),
  70     m_communication(serComm),
  71     m_controller(controller),
  72     m_bMonitor(false)
  73 {
  74   m_logicalAddresses.Clear();
  75   for (int iPtr = 0; iPtr < 16; iPtr++)
  76   {
  77     switch(iPtr)
  78     {
  79     case CECDEVICE_AUDIOSYSTEM:
  80       m_busDevices[iPtr] = new CCECAudioSystem(this, (cec_logical_address) iPtr, 0xFFFF);
  81       break;
  82     case CECDEVICE_PLAYBACKDEVICE1:
  83     case CECDEVICE_PLAYBACKDEVICE2:
  84     case CECDEVICE_PLAYBACKDEVICE3:
  85       m_busDevices[iPtr] = new CCECPlaybackDevice(this, (cec_logical_address) iPtr, 0xFFFF);
  86       break;
  87     case CECDEVICE_RECORDINGDEVICE1:
  88     case CECDEVICE_RECORDINGDEVICE2:
  89     case CECDEVICE_RECORDINGDEVICE3:
  90       m_busDevices[iPtr] = new CCECRecordingDevice(this, (cec_logical_address) iPtr, 0xFFFF);
  91       break;
  92     case CECDEVICE_TUNER1:
  93     case CECDEVICE_TUNER2:
  94     case CECDEVICE_TUNER3:
  95     case CECDEVICE_TUNER4:
  96       m_busDevices[iPtr] = new CCECTuner(this, (cec_logical_address) iPtr, 0xFFFF);
  97       break;
  98     case CECDEVICE_TV:
  99       m_busDevices[iPtr] = new CCECTV(this, (cec_logical_address) iPtr, 0);
 100       break;
 101     default:
 102       m_busDevices[iPtr] = new CCECBusDevice(this, (cec_logical_address) iPtr, 0xFFFF);
 103       break;
 104     }
 105   }
 106 }
 107
 108 CCECProcessor::~CCECProcessor(void)
 109 {
 110   m_startCondition.Broadcast();
 111   StopThread();
 112   m_communication = NULL;
 113   m_controller = NULL;
 114   for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 115     delete m_busDevices[iPtr];
 116 }
 117
 118 bool CCECProcessor::Start(void)
 119 {
 120   CLockObject lock(&m_mutex);
 121   if (!m_communication || !m_communication->IsOpen())
 122   {
 123     m_controller->AddLog(CEC_LOG_ERROR, "connection is closed");
 124     return false;
 125   }
 126
 127   if (CreateThread())
 128   {
 129     if (!m_startCondition.Wait(&m_mutex) || !m_bStarted)
 130     {
 131       m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
 132       return false;
 133     }
 134     return true;
 135   }
 136   else
 137     m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
 138
 139   return false;
 140 }
 141
 142 bool CCECProcessor::TryLogicalAddress(cec_logical_address address)
 143 {
 144   if (m_busDevices[address]->TryLogicalAddress())
 145   {
 146     /* only set our OSD name and active source for the primary device */
 147     if (m_logicalAddresses.IsEmpty())
 148     {
 149       m_busDevices[address]->m_strDeviceName = m_strDeviceName;
 150       m_busDevices[address]->m_bActiveSource = true;
 151     }
 152     m_logicalAddresses.Set(address);
 153     return true;
 154   }
 155
 156   return false;
 157 }
 158
 159 bool CCECProcessor::FindLogicalAddressRecordingDevice(void)
 160 {
 161   AddLog(CEC_LOG_DEBUG, "detecting logical address for type 'recording device'");
 162   return TryLogicalAddress(CECDEVICE_RECORDINGDEVICE1) ||
 163       TryLogicalAddress(CECDEVICE_RECORDINGDEVICE2) ||
 164       TryLogicalAddress(CECDEVICE_RECORDINGDEVICE3);
 165 }
 166
 167 bool CCECProcessor::FindLogicalAddressTuner(void)
 168 {
 169   AddLog(CEC_LOG_DEBUG, "detecting logical address for type 'tuner'");
 170   return TryLogicalAddress(CECDEVICE_TUNER1) ||
 171       TryLogicalAddress(CECDEVICE_TUNER2) ||
 172       TryLogicalAddress(CECDEVICE_TUNER3) ||
 173       TryLogicalAddress(CECDEVICE_TUNER4);
 174 }
 175
 176 bool CCECProcessor::FindLogicalAddressPlaybackDevice(void)
 177 {
 178   AddLog(CEC_LOG_DEBUG, "detecting logical address for type 'playback device'");
 179   return TryLogicalAddress(CECDEVICE_PLAYBACKDEVICE1) ||
 180       TryLogicalAddress(CECDEVICE_PLAYBACKDEVICE2) ||
 181       TryLogicalAddress(CECDEVICE_PLAYBACKDEVICE3);
 182 }
 183
 184 bool CCECProcessor::FindLogicalAddressAudioSystem(void)
 185 {
 186   AddLog(CEC_LOG_DEBUG, "detecting logical address for type 'audio'");
 187   return TryLogicalAddress(CECDEVICE_AUDIOSYSTEM);
 188 }
 189
 190 bool CCECProcessor::FindLogicalAddresses(void)
 191 {
 192   bool bReturn(true);
 193   m_logicalAddresses.Clear();
 194   CStdString strLog;
 195
 196   for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
 197   {
 198     if (m_types.types[iPtr] == CEC_DEVICE_TYPE_RESERVED)
 199       continue;
 200
 201     strLog.Format("%s - device %d: type %d", __FUNCTION__, iPtr, m_types.types[iPtr]);
 202     AddLog(CEC_LOG_DEBUG, strLog);
 203
 204     if (m_types.types[iPtr] == CEC_DEVICE_TYPE_RECORDING_DEVICE)
 205       bReturn &= FindLogicalAddressRecordingDevice();
 206     if (m_types.types[iPtr] == CEC_DEVICE_TYPE_TUNER)
 207       bReturn &= FindLogicalAddressTuner();
 208     if (m_types.types[iPtr] == CEC_DEVICE_TYPE_PLAYBACK_DEVICE)
 209       bReturn &= FindLogicalAddressPlaybackDevice();
 210     if (m_types.types[iPtr] == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 211       bReturn &= FindLogicalAddressAudioSystem();
 212   }
 213
 214   return bReturn;
 215 }
 216
 217 void *CCECProcessor::Process(void)
 218 {
 219   bool                  bParseFrame(false);
 220   cec_command           command;
 221   CCECAdapterMessage    msg;
 222
 223   {
 224     if (m_logicalAddresses.IsEmpty() && !FindLogicalAddresses())
 225     {
 226       CLockObject lock(&m_mutex);
 227       m_controller->AddLog(CEC_LOG_ERROR, "could not detect our logical addresses");
 228       m_startCondition.Signal();
 229       return NULL;
 230     }
 231
 232     SetAckMask(m_logicalAddresses.AckMask());
 233
 234     {
 235       CLockObject lock(&m_mutex);
 236       m_bStarted = true;
 237       lock.Leave();
 238
 239       SetHDMIPort(m_iHDMIPort);
 240
 241       lock.Lock();
 242       m_controller->AddLog(CEC_LOG_DEBUG, "processor thread started");
 243       m_startCondition.Signal();
 244     }
 245   }
 246
 247   while (!IsStopped())
 248   {
 249     command.Clear();
 250     msg.clear();
 251
 252     {
 253       CLockObject lock(&m_mutex);
 254       if (m_commandBuffer.Pop(command))
 255       {
 256         bParseFrame = true;
 257       }
 258       else if (m_communication->IsOpen() && m_communication->Read(msg, 50))
 259       {
 260         m_controller->AddLog(msg.is_error() ? CEC_LOG_WARNING : CEC_LOG_DEBUG, msg.ToString());
 261         if ((bParseFrame = (ParseMessage(msg) && !IsStopped())) == true)
 262           command = m_currentframe;
 263       }
 264     }
 265
 266     if (bParseFrame)
 267       ParseCommand(command);
 268     bParseFrame = false;
 269
 270     Sleep(5);
 271
 272     m_controller->CheckKeypressTimeout();
 273
 274     for (unsigned int iDevicePtr = 0; iDevicePtr < 16; iDevicePtr++)
 275     {
 276       if (!m_logicalAddresses[iDevicePtr])
 277         m_busDevices[iDevicePtr]->PollVendorId();
 278     }
 279
 280     Sleep(5);
 281   }
 282
 283   return NULL;
 284 }
 285
 286 bool CCECProcessor::SetActiveSource(cec_device_type type /* = CEC_DEVICE_TYPE_RESERVED */)
 287 {
 288   bool bReturn(false);
 289
 290   if (!IsRunning())
 291     return bReturn;
 292
 293   cec_logical_address addr = m_logicalAddresses.primary;
 294
 295   if (type != CEC_DEVICE_TYPE_RESERVED)
 296   {
 297     for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 298     {
 299       if (m_logicalAddresses[iPtr] && m_busDevices[iPtr]->m_type == type)
 300       {
 301         addr = (cec_logical_address) iPtr;
 302         break;
 303       }
 304     }
 305   }
 306
 307   return SetStreamPath(m_busDevices[addr]->GetPhysicalAddress(false)) &&
 308       m_busDevices[addr]->TransmitActiveSource();
 309 }
 310
 311 bool CCECProcessor::SetActiveSource(cec_logical_address iAddress)
 312 {
 313   return SetStreamPath(m_busDevices[iAddress]->GetPhysicalAddress(false));
 314 }
 315
 316 bool CCECProcessor::SetActiveView(void)
 317 {
 318   return SetActiveSource(m_types.IsEmpty() ? CEC_DEVICE_TYPE_RESERVED : m_types[0]);
 319 }
 320
 321 bool CCECProcessor::SetDeckControlMode(cec_deck_control_mode mode, bool bSendUpdate /* = true */)
 322 {
 323   bool bReturn(false);
 324
 325   CCECBusDevice *device = GetDeviceByType(CEC_DEVICE_TYPE_PLAYBACK_DEVICE);
 326   if (device)
 327   {
 328     ((CCECPlaybackDevice *) device)->SetDeckControlMode(mode);
 329     if (bSendUpdate)
 330       ((CCECPlaybackDevice *) device)->TransmitDeckStatus(CECDEVICE_TV);
 331     bReturn = true;
 332   }
 333
 334   return bReturn;
 335 }
 336
 337 bool CCECProcessor::SetDeckInfo(cec_deck_info info, bool bSendUpdate /* = true */)
 338 {
 339   bool bReturn(false);
 340
 341   CCECBusDevice *device = GetDeviceByType(CEC_DEVICE_TYPE_PLAYBACK_DEVICE);
 342   if (device)
 343   {
 344     ((CCECPlaybackDevice *) device)->SetDeckStatus(info);
 345     if (bSendUpdate)
 346       ((CCECPlaybackDevice *) device)->TransmitDeckStatus(CECDEVICE_TV);
 347     bReturn = true;
 348   }
 349
 350   return bReturn;
 351 }
 352
 353 bool CCECProcessor::SetHDMIPort(uint8_t iPort)
 354 {
 355   bool bReturn(false);
 356
 357   CStdString strLog;
 358   strLog.Format("setting HDMI port to %d", iPort);
 359   AddLog(CEC_LOG_DEBUG, strLog);
 360
 361   m_iHDMIPort = iPort;
 362   if (!m_bStarted)
 363     return true;
 364
 365   uint16_t iPhysicalAddress(0);
 366   int iPos = 3;
 367   while(!bReturn && iPos >= 0)
 368   {
 369     iPhysicalAddress += ((uint16_t)iPort * (0x1 << iPos*4));
 370     strLog.Format("checking physical address %4x", iPhysicalAddress);
 371     AddLog(CEC_LOG_DEBUG, strLog);
 372     if (CheckPhysicalAddress(iPhysicalAddress))
 373     {
 374       strLog.Format("physical address %4x is in use", iPhysicalAddress);
 375       AddLog(CEC_LOG_DEBUG, strLog);
 376       iPos--;
 377     }
 378     else
 379     {
 380       SetPhysicalAddress(iPhysicalAddress);
 381       bReturn = true;
 382     }
 383   }
 384
 385   return bReturn;
 386 }
 387
 388 bool CCECProcessor::CheckPhysicalAddress(uint16_t iPhysicalAddress)
 389 {
 390   for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 391   {
 392     if (m_busDevices[iPtr]->GetPhysicalAddress(false) == iPhysicalAddress)
 393       return true;
 394   }
 395   return false;
 396 }
 397
 398 bool CCECProcessor::SetStreamPath(uint16_t iStreamPath)
 399 {
 400   bool bReturn(false);
 401
 402   CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamPath);
 403   if (device)
 404   {
 405     device->SetActiveDevice();
 406     bReturn = true;
 407   }
 408
 409   return bReturn;
 410 }
 411
 412 bool CCECProcessor::SetInactiveView(void)
 413 {
 414   if (!IsRunning())
 415     return false;
 416
 417   if (!m_logicalAddresses.IsEmpty() && m_busDevices[m_logicalAddresses.primary])
 418     return m_busDevices[m_logicalAddresses.primary]->TransmitInactiveView();
 419   return false;
 420 }
 421
 422 void CCECProcessor::LogOutput(const cec_command &data)
 423 {
 424   CStdString strTx;
 425   strTx.Format("<< %02x", ((uint8_t)data.initiator << 4) + (uint8_t)data.destination);
 426   if (data.opcode_set)
 427       strTx.AppendFormat(":%02x", (uint8_t)data.opcode);
 428
 429   for (uint8_t iPtr = 0; iPtr < data.parameters.size; iPtr++)
 430     strTx.AppendFormat(":%02x", data.parameters[iPtr]);
 431   m_controller->AddLog(CEC_LOG_TRAFFIC, strTx.c_str());
 432 }
 433
 434 bool CCECProcessor::SetLogicalAddress(cec_logical_address iLogicalAddress)
 435 {
 436   if (m_logicalAddresses.primary != iLogicalAddress)
 437   {
 438     CStdString strLog;
 439     strLog.Format("<< setting primary logical address to %1x", iLogicalAddress);
 440     m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
 441     m_logicalAddresses.primary = iLogicalAddress;
 442     m_logicalAddresses.Set(iLogicalAddress);
 443     return SetAckMask(m_logicalAddresses.AckMask());
 444   }
 445
 446   return true;
 447 }
 448
 449 bool CCECProcessor::SetMenuState(cec_menu_state state, bool bSendUpdate /* = true */)
 450 {
 451   for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 452   {
 453     if (m_logicalAddresses[iPtr])
 454       m_busDevices[iPtr]->SetMenuState(state);
 455   }
 456
 457   if (bSendUpdate)
 458     m_busDevices[m_logicalAddresses.primary]->TransmitMenuState(CECDEVICE_TV);
 459
 460   return true;
 461 }
 462
 463 bool CCECProcessor::SetPhysicalAddress(uint16_t iPhysicalAddress)
 464 {
 465   if (!m_logicalAddresses.IsEmpty())
 466   {
 467     for (uint8_t iPtr = 0; iPtr < 15; iPtr++)
 468       if (m_logicalAddresses[iPtr])
 469         m_busDevices[iPtr]->SetPhysicalAddress(iPhysicalAddress);
 470     return SetActiveView();
 471   }
 472   return false;
 473 }
 474
 475 bool CCECProcessor::SwitchMonitoring(bool bEnable)
 476 {
 477   CStdString strLog;
 478   strLog.Format("== %s monitoring mode ==", bEnable ? "enabling" : "disabling");
 479   m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
 480
 481   m_bMonitor = bEnable;
 482   if (bEnable)
 483     return SetAckMask(0);
 484   else
 485     return SetAckMask(m_logicalAddresses.AckMask());
 486 }
 487
 488 bool CCECProcessor::PollDevice(cec_logical_address iAddress)
 489 {
 490   if (iAddress != CECDEVICE_UNKNOWN && m_busDevices[iAddress])
 491     return m_busDevices[m_logicalAddresses.primary]->TransmitPoll(iAddress);
 492   return false;
 493 }
 494
 495 CCECBusDevice *CCECProcessor::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress, bool bRefresh /* = false */) const
 496 {
 497   if (m_busDevices[m_logicalAddresses.primary]->GetPhysicalAddress(false) == iPhysicalAddress)
 498     return m_busDevices[m_logicalAddresses.primary];
 499
 500   CCECBusDevice *device = NULL;
 501   for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 502   {
 503     if (m_busDevices[iPtr]->GetPhysicalAddress(bRefresh) == iPhysicalAddress)
 504     {
 505       device = m_busDevices[iPtr];
 506       break;
 507     }
 508   }
 509
 510   return device;
 511 }
 512
 513 CCECBusDevice *CCECProcessor::GetDeviceByType(cec_device_type type) const
 514 {
 515   CCECBusDevice *device = NULL;
 516
 517   for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 518   {
 519     if (m_busDevices[iPtr]->m_type == type)
 520     {
 521       device = m_busDevices[iPtr];
 522       break;
 523     }
 524   }
 525
 526   return device;
 527 }
 528
 529 cec_version CCECProcessor::GetDeviceCecVersion(cec_logical_address iAddress)
 530 {
 531   return m_busDevices[iAddress]->GetCecVersion();
 532 }
 533
 534 bool CCECProcessor::GetDeviceMenuLanguage(cec_logical_address iAddress, cec_menu_language *language)
 535 {
 536   if (m_busDevices[iAddress])
 537   {
 538     *language = m_busDevices[iAddress]->GetMenuLanguage();
 539     return (strcmp(language->language, "???") != 0);
 540   }
 541   return false;
 542 }
 543
 544 uint64_t CCECProcessor::GetDeviceVendorId(cec_logical_address iAddress)
 545 {
 546   if (m_busDevices[iAddress])
 547     return m_busDevices[iAddress]->GetVendorId();
 548   return false;
 549 }
 550
 551 cec_power_status CCECProcessor::GetDevicePowerStatus(cec_logical_address iAddress)
 552 {
 553   if (m_busDevices[iAddress])
 554     return m_busDevices[iAddress]->GetPowerStatus();
 555   return CEC_POWER_STATUS_UNKNOWN;
 556 }
 557
 558 bool CCECProcessor::Transmit(const cec_command &data)
 559 {
 560   bool bReturn(false);
 561   LogOutput(data);
 562
 563   CCECAdapterMessage *output = new CCECAdapterMessage(data);
 564   bReturn = Transmit(output);
 565   delete output;
 566
 567   return bReturn;
 568 }
 569
 570 bool CCECProcessor::Transmit(CCECAdapterMessage *output)
 571 {
 572   bool bReturn(false);
 573   CLockObject lock(&m_mutex);
 574   {
 575     CLockObject msgLock(&output->mutex);
 576     if (!m_communication || !m_communication->Write(output))
 577       return bReturn;
 578     else
 579     {
 580       output->condition.Wait(&output->mutex);
 581       if (output->state != ADAPTER_MESSAGE_STATE_SENT)
 582       {
 583         m_controller->AddLog(CEC_LOG_ERROR, "command was not sent");
 584         return bReturn;
 585       }
 586     }
 587
 588     if (output->transmit_timeout > 0)
 589     {
 590       if ((bReturn = WaitForTransmitSucceeded(output->size(), output->transmit_timeout)) == false)
 591         m_controller->AddLog(CEC_LOG_DEBUG, "did not receive ack");
 592     }
 593     else
 594       bReturn = true;
 595   }
 596
 597   return bReturn;
 598 }
 599
 600 void CCECProcessor::TransmitAbort(cec_logical_address address, cec_opcode opcode, cec_abort_reason reason /* = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE */)
 601 {
 602   m_controller->AddLog(CEC_LOG_DEBUG, "<< transmitting abort message");
 603
 604   cec_command command;
 605   // TODO
 606   cec_command::Format(command, m_logicalAddresses.primary, address, CEC_OPCODE_FEATURE_ABORT);
 607   command.parameters.PushBack((uint8_t)opcode);
 608   command.parameters.PushBack((uint8_t)reason);
 609
 610   Transmit(command);
 611 }
 612
 613 bool CCECProcessor::WaitForTransmitSucceeded(uint8_t iLength, uint32_t iTimeout /* = 1000 */)
 614 {
 615   bool bError(false);
 616   bool bTransmitSucceeded(false);
 617   uint8_t iPacketsLeft(iLength / 4);
 618
 619   int64_t iNow = GetTimeMs();
 620   int64_t iTargetTime = iNow + (uint64_t) iTimeout;
 621
 622   while (!bTransmitSucceeded && !bError && (iTimeout == 0 || iNow < iTargetTime))
 623   {
 624     CCECAdapterMessage msg;
 625
 626     if (!m_communication->Read(msg, iTimeout > 0 ? (int32_t)(iTargetTime - iNow) : 1000))
 627     {
 628       iNow = GetTimeMs();
 629       continue;
 630     }
 631
 632     if ((bError = msg.is_error()) == false)
 633     {
 634       m_controller->AddLog(bError ? CEC_LOG_WARNING : CEC_LOG_DEBUG, msg.ToString());
 635
 636       switch(msg.message())
 637       {
 638       case MSGCODE_COMMAND_ACCEPTED:
 639         if (iPacketsLeft > 0)
 640           iPacketsLeft--;
 641         break;
 642       case MSGCODE_TRANSMIT_SUCCEEDED:
 643         bTransmitSucceeded = (iPacketsLeft == 0);
 644         bError = !bTransmitSucceeded;
 645         break;
 646       default:
 647         if (ParseMessage(msg))
 648           m_commandBuffer.Push(m_currentframe);
 649       }
 650
 651       iNow = GetTimeMs();
 652     }
 653   }
 654
 655   return bTransmitSucceeded && !bError;
 656 }
 657
 658 bool CCECProcessor::ParseMessage(const CCECAdapterMessage &msg)
 659 {
 660   bool bEom = false;
 661
 662   if (msg.empty())
 663     return bEom;
 664
 665   switch(msg.message())
 666   {
 667   case MSGCODE_FRAME_START:
 668     {
 669       m_currentframe.Clear();
 670       if (msg.size() >= 2)
 671       {
 672         m_currentframe.initiator   = msg.initiator();
 673         m_currentframe.destination = msg.destination();
 674         m_currentframe.ack         = msg.ack();
 675         m_currentframe.eom         = msg.eom();
 676       }
 677     }
 678     break;
 679   case MSGCODE_FRAME_DATA:
 680     {
 681       if (msg.size() >= 2)
 682       {
 683         m_currentframe.PushBack(msg[1]);
 684         m_currentframe.eom = msg.eom();
 685       }
 686       bEom = msg.eom();
 687     }
 688     break;
 689   default:
 690     break;
 691   }
 692
 693   return bEom;
 694 }
 695
 696 void CCECProcessor::ParseCommand(cec_command &command)
 697 {
 698   CStdString dataStr;
 699   dataStr.Format(">> %1x%1x:%02x", command.initiator, command.destination, command.opcode);
 700   for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 701     dataStr.AppendFormat(":%02x", (unsigned int)command.parameters[iPtr]);
 702   m_controller->AddLog(CEC_LOG_TRAFFIC, dataStr.c_str());
 703
 704   if (!m_bMonitor && command.initiator >= CECDEVICE_TV && command.initiator <= CECDEVICE_BROADCAST)
 705     m_busDevices[(uint8_t)command.initiator]->HandleCommand(command);
 706 }
 707
 708 cec_logical_addresses CCECProcessor::GetActiveDevices(void)
 709 {
 710   cec_logical_addresses addresses;
 711   for (unsigned int iPtr = 0; iPtr < 15; iPtr++)
 712   {
 713     if (m_busDevices[iPtr]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 714       addresses.Set((cec_logical_address) iPtr);
 715   }
 716   return addresses;
 717 }
 718
 719 bool CCECProcessor::IsActiveDevice(cec_logical_address address)
 720 {
 721   return m_busDevices[address]->GetStatus() == CEC_DEVICE_STATUS_PRESENT;
 722 }
 723
 724 bool CCECProcessor::IsActiveDeviceType(cec_device_type type)
 725 {
 726   for (unsigned int iPtr = 0; iPtr < 15; iPtr++)
 727   {
 728     if (m_busDevices[iPtr]->GetType() == type && m_busDevices[iPtr]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 729       return true;
 730   }
 731
 732   return false;
 733 }
 734
 735 uint16_t CCECProcessor::GetPhysicalAddress(void) const
 736 {
 737   if (!m_logicalAddresses.IsEmpty() && m_busDevices[m_logicalAddresses.primary])
 738     return m_busDevices[m_logicalAddresses.primary]->GetPhysicalAddress(false);
 739   return false;
 740 }
 741
 742 void CCECProcessor::SetCurrentButton(cec_user_control_code iButtonCode)
 743 {
 744   m_controller->SetCurrentButton(iButtonCode);
 745 }
 746
 747 void CCECProcessor::AddCommand(const cec_command &command)
 748 {
 749   m_controller->AddCommand(command);
 750 }
 751
 752 void CCECProcessor::AddKey(cec_keypress &key)
 753 {
 754   m_controller->AddKey(key);
 755 }
 756
 757 void CCECProcessor::AddKey(void)
 758 {
 759   m_controller->AddKey();
 760 }
 761
 762 void CCECProcessor::AddLog(cec_log_level level, const CStdString &strMessage)
 763 {
 764   m_controller->AddLog(level, strMessage);
 765 }
 766
 767 bool CCECProcessor::SetAckMask(uint16_t iMask)
 768 {
 769   bool bReturn(false);
 770   CStdString strLog;
 771   strLog.Format("setting ackmask to %2x", iMask);
 772   m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
 773
 774   CCECAdapterMessage *output = new CCECAdapterMessage;
 775
 776   output->push_back(MSGSTART);
 777   output->push_escaped(MSGCODE_SET_ACK_MASK);
 778   output->push_escaped(iMask >> 8);
 779   output->push_escaped((uint8_t)iMask);
 780   output->push_back(MSGEND);
 781
 782   if ((bReturn = Transmit(output)) == false)
 783     m_controller->AddLog(CEC_LOG_ERROR, "could not set the ackmask");
 784
 785   delete output;
 786
 787   return bReturn;
 788 }