src/lib/implementations/CECCommandHandler.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011-2012 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 "CECCommandHandler.h"
  34 #include "../devices/CECBusDevice.h"
  35 #include "../devices/CECAudioSystem.h"
  36 #include "../devices/CECPlaybackDevice.h"
  37 #include "../CECClient.h"
  38 #include "../CECProcessor.h"
  39 #include "../LibCEC.h"
  40 #include "../CECTypeUtils.h"
  41 #include "../platform/util/util.h"
  42
  43 using namespace CEC;
  44 using namespace std;
  45 using namespace PLATFORM;
  46
  47 #define LIB_CEC     m_busDevice->GetProcessor()->GetLib()
  48 #define ToString(p) CCECTypeUtils::ToString(p)
  49
  50 CCECCommandHandler::CCECCommandHandler(CCECBusDevice *busDevice) :
  51     m_busDevice(busDevice),
  52     m_processor(m_busDevice->GetProcessor()),
  53     m_iTransmitTimeout(CEC_DEFAULT_TRANSMIT_TIMEOUT),
  54     m_iTransmitWait(CEC_DEFAULT_TRANSMIT_WAIT),
  55     m_iTransmitRetries(CEC_DEFAULT_TRANSMIT_RETRIES),
  56     m_bHandlerInited(false),
  57     m_bOPTSendDeckStatusUpdateOnActiveSource(false),
  58     m_vendorId(CEC_VENDOR_UNKNOWN),
  59     m_waitForResponse(new CWaitForResponse),
  60     m_bActiveSourcePending(false)
  61 {
  62 }
  63
  64 CCECCommandHandler::~CCECCommandHandler(void)
  65 {
  66   DELETE_AND_NULL(m_waitForResponse);
  67 }
  68
  69 bool CCECCommandHandler::HandleCommand(const cec_command &command)
  70 {
  71   if (command.opcode_set == 0)
  72     return HandlePoll(command);
  73
  74   int iHandled(CEC_ABORT_REASON_UNRECOGNIZED_OPCODE);
  75
  76   CCECClient *client = m_busDevice->GetClient();
  77   if (client)
  78     client->AddCommand(command);
  79
  80   switch(command.opcode)
  81   {
  82   case CEC_OPCODE_REPORT_POWER_STATUS:
  83     iHandled = HandleReportPowerStatus(command);
  84     break;
  85   case CEC_OPCODE_CEC_VERSION:
  86     iHandled = HandleDeviceCecVersion(command);
  87     break;
  88   case CEC_OPCODE_SET_MENU_LANGUAGE:
  89     iHandled = HandleSetMenuLanguage(command);
  90     break;
  91   case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
  92     iHandled = HandleGivePhysicalAddress(command);
  93     break;
  94   case CEC_OPCODE_GET_MENU_LANGUAGE:
  95     iHandled = HandleGiveMenuLanguage(command);
  96     break;
  97   case CEC_OPCODE_GIVE_OSD_NAME:
  98     iHandled = HandleGiveOSDName(command);
  99     break;
 100   case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
 101     iHandled = HandleGiveDeviceVendorId(command);
 102     break;
 103   case CEC_OPCODE_DEVICE_VENDOR_ID:
 104     iHandled = HandleDeviceVendorId(command);
 105     break;
 106   case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
 107     iHandled = HandleDeviceVendorCommandWithId(command);
 108     break;
 109   case CEC_OPCODE_GIVE_DECK_STATUS:
 110     iHandled = HandleGiveDeckStatus(command);
 111     break;
 112   case CEC_OPCODE_DECK_CONTROL:
 113     iHandled = HandleDeckControl(command);
 114     break;
 115   case CEC_OPCODE_MENU_REQUEST:
 116     iHandled = HandleMenuRequest(command);
 117     break;
 118   case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
 119     iHandled = HandleGiveDevicePowerStatus(command);
 120     break;
 121   case CEC_OPCODE_GET_CEC_VERSION:
 122     iHandled = HandleGetCecVersion(command);
 123     break;
 124   case CEC_OPCODE_USER_CONTROL_PRESSED:
 125     iHandled = HandleUserControlPressed(command);
 126     break;
 127   case CEC_OPCODE_USER_CONTROL_RELEASE:
 128     iHandled = HandleUserControlRelease(command);
 129     break;
 130   case CEC_OPCODE_GIVE_AUDIO_STATUS:
 131     iHandled = HandleGiveAudioStatus(command);
 132     break;
 133   case CEC_OPCODE_GIVE_SYSTEM_AUDIO_MODE_STATUS:
 134     iHandled = HandleGiveSystemAudioModeStatus(command);
 135     break;
 136   case CEC_OPCODE_SYSTEM_AUDIO_MODE_REQUEST:
 137     iHandled = HandleSystemAudioModeRequest(command);
 138     break;
 139   case CEC_OPCODE_REPORT_AUDIO_STATUS:
 140     iHandled = HandleReportAudioStatus(command);
 141     break;
 142   case CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS:
 143     iHandled = HandleSystemAudioModeStatus(command);
 144     break;
 145   case CEC_OPCODE_SET_SYSTEM_AUDIO_MODE:
 146     iHandled = HandleSetSystemAudioMode(command);
 147     break;
 148   case CEC_OPCODE_REQUEST_ACTIVE_SOURCE:
 149     iHandled = HandleRequestActiveSource(command);
 150     break;
 151   case CEC_OPCODE_SET_STREAM_PATH:
 152     iHandled = HandleSetStreamPath(command);
 153     break;
 154   case CEC_OPCODE_ROUTING_CHANGE:
 155     iHandled = HandleRoutingChange(command);
 156     break;
 157   case CEC_OPCODE_ROUTING_INFORMATION:
 158     iHandled = HandleRoutingInformation(command);
 159     break;
 160   case CEC_OPCODE_STANDBY:
 161     iHandled = HandleStandby(command);
 162     break;
 163   case CEC_OPCODE_ACTIVE_SOURCE:
 164     iHandled = HandleActiveSource(command);
 165     break;
 166   case CEC_OPCODE_REPORT_PHYSICAL_ADDRESS:
 167     iHandled = HandleReportPhysicalAddress(command);
 168     break;
 169   case CEC_OPCODE_SET_OSD_NAME:
 170     iHandled = HandleSetOSDName(command);
 171     break;
 172   case CEC_OPCODE_IMAGE_VIEW_ON:
 173     iHandled = HandleImageViewOn(command);
 174     break;
 175   case CEC_OPCODE_TEXT_VIEW_ON:
 176     iHandled = HandleTextViewOn(command);
 177     break;
 178   case CEC_OPCODE_FEATURE_ABORT:
 179     iHandled = HandleFeatureAbort(command);
 180     break;
 181   case CEC_OPCODE_VENDOR_COMMAND:
 182     iHandled = HandleVendorCommand(command);
 183     break;
 184   case CEC_OPCODE_VENDOR_REMOTE_BUTTON_DOWN:
 185     iHandled = HandleVendorRemoteButtonDown(command);
 186     break;
 187   case CEC_OPCODE_VENDOR_REMOTE_BUTTON_UP:
 188     iHandled = HandleVendorRemoteButtonUp(command);
 189     break;
 190   case CEC_OPCODE_PLAY:
 191     // libCEC (currently) doesn't need to do anything with this, since player applications handle it
 192     // but it should not respond with a feature abort
 193     iHandled = COMMAND_HANDLED;
 194     break;
 195   default:
 196     break;
 197   }
 198
 199   if (iHandled == COMMAND_HANDLED)
 200     m_waitForResponse->Received((command.opcode == CEC_OPCODE_FEATURE_ABORT && command.parameters.size > 0) ? (cec_opcode)command.parameters[0] : command.opcode);
 201   else
 202     UnhandledCommand(command, (cec_abort_reason)iHandled);
 203
 204   return iHandled == COMMAND_HANDLED;
 205 }
 206
 207 int CCECCommandHandler::HandleActiveSource(const cec_command &command)
 208 {
 209   if (command.parameters.size == 2)
 210   {
 211     uint16_t iAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 212     CCECBusDevice *device = m_processor->GetDeviceByPhysicalAddress(iAddress);
 213     if (device)
 214     {
 215       device->MarkAsActiveSource();
 216       return COMMAND_HANDLED;
 217     }
 218   }
 219
 220   return CEC_ABORT_REASON_INVALID_OPERAND;
 221 }
 222
 223 int CCECCommandHandler::HandleDeckControl(const cec_command &command)
 224 {
 225   CCECPlaybackDevice *device = CCECBusDevice::AsPlaybackDevice(GetDevice(command.destination));
 226   if (device && command.parameters.size > 0)
 227   {
 228     device->SetDeckControlMode((cec_deck_control_mode) command.parameters[0]);
 229     return COMMAND_HANDLED;
 230   }
 231
 232   return CEC_ABORT_REASON_INVALID_OPERAND;
 233 }
 234
 235 int CCECCommandHandler::HandleDeviceCecVersion(const cec_command &command)
 236 {
 237   if (command.parameters.size == 1)
 238   {
 239     CCECBusDevice *device = GetDevice(command.initiator);
 240     if (device)
 241       device->SetCecVersion((cec_version) command.parameters[0]);
 242
 243     return COMMAND_HANDLED;
 244   }
 245
 246   return CEC_ABORT_REASON_INVALID_OPERAND;
 247 }
 248
 249 int CCECCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
 250 {
 251   return CEC_ABORT_REASON_REFUSED;
 252 }
 253
 254 int CCECCommandHandler::HandleDeviceVendorId(const cec_command &command)
 255 {
 256   SetVendorId(command);
 257   return COMMAND_HANDLED;
 258 }
 259
 260 int CCECCommandHandler::HandleFeatureAbort(const cec_command &command)
 261 {
 262   if (command.parameters.size == 2 &&
 263         (command.parameters[1] == CEC_ABORT_REASON_UNRECOGNIZED_OPCODE ||
 264          command.parameters[1] == CEC_ABORT_REASON_REFUSED))
 265     m_processor->GetDevice(command.initiator)->SetUnsupportedFeature((cec_opcode)command.parameters[0]);
 266   return COMMAND_HANDLED;
 267 }
 268
 269 int CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
 270 {
 271   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 272   {
 273     CCECBusDevice *device = GetDevice(command.destination);
 274     if (device && device->TransmitCECVersion(command.initiator))
 275       return COMMAND_HANDLED;
 276     return CEC_ABORT_REASON_INVALID_OPERAND;
 277   }
 278
 279   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 280 }
 281
 282 int CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
 283 {
 284   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 285   {
 286     CCECAudioSystem *device = CCECBusDevice::AsAudioSystem(GetDevice(command.destination));
 287     if (device && device->TransmitAudioStatus(command.initiator))
 288       return COMMAND_HANDLED;
 289     return CEC_ABORT_REASON_INVALID_OPERAND;
 290   }
 291
 292   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 293 }
 294
 295 int CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
 296 {
 297   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 298   {
 299     CCECPlaybackDevice *device = CCECBusDevice::AsPlaybackDevice(GetDevice(command.destination));
 300     if (device && device->TransmitDeckStatus(command.initiator))
 301       return COMMAND_HANDLED;
 302     return CEC_ABORT_REASON_INVALID_OPERAND;
 303   }
 304
 305   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 306 }
 307
 308 int CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
 309 {
 310   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 311   {
 312     CCECBusDevice *device = GetDevice(command.destination);
 313     if (device && device->TransmitPowerState(command.initiator))
 314       return COMMAND_HANDLED;
 315     return CEC_ABORT_REASON_INVALID_OPERAND;
 316   }
 317
 318   return CEC_ABORT_REASON_INVALID_OPERAND;
 319 }
 320
 321 int CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
 322 {
 323   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 324   {
 325     CCECBusDevice *device = GetDevice(command.destination);
 326     if (device && device->TransmitVendorID(command.initiator))
 327       return COMMAND_HANDLED;
 328   }
 329
 330   return CEC_ABORT_REASON_INVALID_OPERAND;
 331 }
 332
 333 int CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
 334 {
 335   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 336   {
 337     CCECBusDevice *device = GetDevice(command.destination);
 338     if (device && device->TransmitOSDName(command.initiator))
 339       return COMMAND_HANDLED;
 340   }
 341
 342   return CEC_ABORT_REASON_INVALID_OPERAND;
 343 }
 344
 345 int CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
 346 {
 347   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 348   {
 349     CCECBusDevice *device = GetDevice(command.destination);
 350     if (device && device->TransmitPhysicalAddress())
 351       return COMMAND_HANDLED;
 352     return CEC_ABORT_REASON_INVALID_OPERAND;
 353   }
 354
 355   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 356 }
 357
 358 int CCECCommandHandler::HandleGiveMenuLanguage(const cec_command &command)
 359 {
 360   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 361   {
 362     CCECBusDevice *device = GetDevice(command.destination);
 363     if (device && device->TransmitSetMenuLanguage(command.initiator))
 364       return COMMAND_HANDLED;
 365     return CEC_ABORT_REASON_INVALID_OPERAND;
 366   }
 367
 368   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 369 }
 370
 371 int CCECCommandHandler::HandleGiveSystemAudioModeStatus(const cec_command &command)
 372 {
 373   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 374   {
 375     CCECAudioSystem *device = CCECBusDevice::AsAudioSystem(GetDevice(command.destination));
 376     if (device && device->TransmitSystemAudioModeStatus(command.initiator))
 377       return COMMAND_HANDLED;
 378     return CEC_ABORT_REASON_INVALID_OPERAND;
 379   }
 380
 381   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 382 }
 383
 384 int CCECCommandHandler::HandleImageViewOn(const cec_command &command)
 385 {
 386   m_processor->GetDevice(command.initiator)->MarkAsActiveSource();
 387   return COMMAND_HANDLED;
 388 }
 389
 390 int CCECCommandHandler::HandleMenuRequest(const cec_command &command)
 391 {
 392   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 393   {
 394     CCECBusDevice *device = GetDevice(command.destination);
 395     if (device)
 396     {
 397       CCECClient *client = device->GetClient();
 398       if (client)
 399       {
 400         if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_ACTIVATE)
 401         {
 402           if (client->MenuStateChanged(CEC_MENU_STATE_ACTIVATED) == 1)
 403             device->SetMenuState(CEC_MENU_STATE_ACTIVATED);
 404         }
 405         else if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_DEACTIVATE)
 406         {
 407           if (client->MenuStateChanged(CEC_MENU_STATE_DEACTIVATED) == 1)
 408             device->SetMenuState(CEC_MENU_STATE_DEACTIVATED);
 409         }
 410       }
 411       if (device->TransmitMenuState(command.initiator))
 412         return COMMAND_HANDLED;
 413     }
 414     return CEC_ABORT_REASON_INVALID_OPERAND;
 415   }
 416
 417   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 418 }
 419
 420 bool CCECCommandHandler::HandlePoll(const cec_command &command)
 421 {
 422   m_busDevice->HandlePoll(command.destination);
 423   return true;
 424 }
 425
 426 int CCECCommandHandler::HandleReportAudioStatus(const cec_command &command)
 427 {
 428   if (command.parameters.size == 1)
 429   {
 430     CCECAudioSystem *device = CCECBusDevice::AsAudioSystem(GetDevice(command.initiator));
 431     if (device)
 432     {
 433       device->SetAudioStatus(command.parameters[0]);
 434       return COMMAND_HANDLED;
 435     }
 436   }
 437   return CEC_ABORT_REASON_INVALID_OPERAND;
 438 }
 439
 440 int CCECCommandHandler::HandleReportPhysicalAddress(const cec_command &command)
 441 {
 442   if (command.parameters.size == 3)
 443   {
 444     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 445     SetPhysicalAddress(command.initiator, iNewAddress);
 446     return COMMAND_HANDLED;
 447   }
 448   return CEC_ABORT_REASON_INVALID_OPERAND;
 449 }
 450
 451 int CCECCommandHandler::HandleReportPowerStatus(const cec_command &command)
 452 {
 453   if (command.parameters.size == 1)
 454   {
 455     CCECBusDevice *device = GetDevice(command.initiator);
 456     if (device)
 457     {
 458       device->SetPowerStatus((cec_power_status) command.parameters[0]);
 459       return COMMAND_HANDLED;
 460     }
 461   }
 462   return CEC_ABORT_REASON_INVALID_OPERAND;
 463 }
 464
 465 int CCECCommandHandler::HandleRequestActiveSource(const cec_command &command)
 466 {
 467   if (m_processor->CECInitialised())
 468   {
 469     LIB_CEC->AddLog(CEC_LOG_DEBUG, ">> %i requests active source", (uint8_t) command.initiator);
 470     m_processor->GetDevice(command.initiator)->SetPowerStatus(CEC_POWER_STATUS_ON);
 471
 472     vector<CCECBusDevice *> devices;
 473     for (size_t iDevicePtr = 0; iDevicePtr < GetMyDevices(devices); iDevicePtr++)
 474       devices[iDevicePtr]->TransmitActiveSource();
 475   }
 476
 477   return COMMAND_HANDLED;
 478 }
 479
 480 int CCECCommandHandler::HandleRoutingChange(const cec_command &command)
 481 {
 482   if (command.parameters.size == 4)
 483   {
 484     uint16_t iOldAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 485     uint16_t iNewAddress = ((uint16_t)command.parameters[2] << 8) | ((uint16_t)command.parameters[3]);
 486
 487     CCECBusDevice *device = GetDevice(command.initiator);
 488     if (device)
 489     {
 490       device->SetStreamPath(iNewAddress, iOldAddress);
 491       return COMMAND_HANDLED;
 492     }
 493   }
 494
 495   return CEC_ABORT_REASON_INVALID_OPERAND;
 496 }
 497
 498 int CCECCommandHandler::HandleRoutingInformation(const cec_command &command)
 499 {
 500   if (command.parameters.size == 2)
 501   {
 502     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 503     CCECBusDevice *device = m_processor->GetDeviceByPhysicalAddress(iNewAddress);
 504     if (device)
 505     {
 506       device->MarkAsActiveSource();
 507       return COMMAND_HANDLED;
 508     }
 509   }
 510
 511   return CEC_ABORT_REASON_INVALID_OPERAND;
 512 }
 513
 514 int CCECCommandHandler::HandleSetMenuLanguage(const cec_command &command)
 515 {
 516   if (command.parameters.size == 3)
 517   {
 518     CCECBusDevice *device = GetDevice(command.initiator);
 519     if (device)
 520     {
 521       cec_menu_language language;
 522       language.device = command.initiator;
 523       for (uint8_t iPtr = 0; iPtr < 4; iPtr++)
 524         language.language[iPtr] = command.parameters[iPtr];
 525       language.language[3] = 0;
 526       device->SetMenuLanguage(language);
 527       return COMMAND_HANDLED;
 528     }
 529   }
 530
 531   return CEC_ABORT_REASON_INVALID_OPERAND;
 532 }
 533
 534 int CCECCommandHandler::HandleSetOSDName(const cec_command &command)
 535 {
 536   if (command.parameters.size > 0)
 537   {
 538     CCECBusDevice *device = GetDevice(command.initiator);
 539     if (device)
 540     {
 541       char buf[1024];
 542       for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 543         buf[iPtr] = (char)command.parameters[iPtr];
 544       buf[command.parameters.size] = 0;
 545
 546       CStdString strName(buf);
 547       device->SetOSDName(strName);
 548
 549       return COMMAND_HANDLED;
 550     }
 551   }
 552
 553   return CEC_ABORT_REASON_INVALID_OPERAND;
 554 }
 555
 556 int CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
 557 {
 558   if (!m_processor->CECInitialised())
 559     return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 560
 561   if (command.parameters.size >= 2)
 562   {
 563     uint16_t iStreamAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 564     LIB_CEC->AddLog(CEC_LOG_DEBUG, ">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
 565
 566     /* one of the device handled by libCEC has been made active */
 567     CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamAddress);
 568     if (device && device->IsHandledByLibCEC())
 569     {
 570       device->ActivateSource();
 571       return COMMAND_HANDLED;
 572     }
 573   }
 574
 575   return CEC_ABORT_REASON_INVALID_OPERAND;
 576 }
 577
 578 int CCECCommandHandler::HandleSystemAudioModeRequest(const cec_command &command)
 579 {
 580   if (m_processor->CECInitialised() && m_processor->IsHandledByLibCEC(command.destination))
 581   {
 582     CCECAudioSystem *device = CCECBusDevice::AsAudioSystem(GetDevice(command.destination));
 583     if (device)
 584     {
 585       if (command.parameters.size >= 2)
 586       {
 587         device->SetPowerStatus(CEC_POWER_STATUS_ON);
 588         device->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_ON);
 589         uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 590         CCECBusDevice *newActiveDevice = GetDeviceByPhysicalAddress(iNewAddress);
 591         if (newActiveDevice)
 592           newActiveDevice->MarkAsActiveSource();
 593         if (device->TransmitSetSystemAudioMode(command.initiator))
 594           return COMMAND_HANDLED;
 595       }
 596       else
 597       {
 598         device->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_OFF);
 599         if (device->TransmitSetSystemAudioMode(command.initiator))
 600           return COMMAND_HANDLED;
 601       }
 602     }
 603   }
 604
 605   return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 606 }
 607
 608 int CCECCommandHandler::HandleStandby(const cec_command &command)
 609 {
 610   CCECBusDevice *device = GetDevice(command.initiator);
 611   if (device)
 612     device->SetPowerStatus(CEC_POWER_STATUS_STANDBY);
 613
 614   return COMMAND_HANDLED;
 615 }
 616
 617 int CCECCommandHandler::HandleSystemAudioModeStatus(const cec_command &command)
 618 {
 619   if (command.parameters.size == 1)
 620   {
 621     CCECAudioSystem *device = CCECBusDevice::AsAudioSystem(GetDevice(command.initiator));
 622     if (device)
 623     {
 624       device->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 625       return COMMAND_HANDLED;
 626     }
 627   }
 628
 629   return CEC_ABORT_REASON_INVALID_OPERAND;
 630 }
 631
 632 int CCECCommandHandler::HandleSetSystemAudioMode(const cec_command &command)
 633 {
 634   if (command.parameters.size == 1)
 635   {
 636     CCECAudioSystem *device = CCECBusDevice::AsAudioSystem(GetDevice(command.initiator));
 637     if (device)
 638     {
 639       device->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 640       return COMMAND_HANDLED;
 641     }
 642   }
 643
 644   return CEC_ABORT_REASON_INVALID_OPERAND;
 645 }
 646
 647 int CCECCommandHandler::HandleTextViewOn(const cec_command &command)
 648 {
 649   m_processor->GetDevice(command.initiator)->MarkAsActiveSource();
 650   return COMMAND_HANDLED;
 651 }
 652
 653 int CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
 654 {
 655   if (!m_processor->CECInitialised() ||
 656       !m_processor->IsHandledByLibCEC(command.destination))
 657     return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 658
 659   if (command.parameters.size == 0)
 660     return CEC_ABORT_REASON_INVALID_OPERAND;
 661
 662   CCECBusDevice *device = GetDevice(command.destination);
 663   if (!device)
 664     return CEC_ABORT_REASON_INVALID_OPERAND;
 665
 666   CCECClient *client = device->GetClient();
 667   if (client)
 668     client->AddKey();
 669
 670   if (command.parameters[0] <= CEC_USER_CONTROL_CODE_MAX)
 671     client->SetCurrentButton((cec_user_control_code) command.parameters[0]);
 672
 673   if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER ||
 674       command.parameters[0] == CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION)
 675   {
 676     bool bPowerOn(true);
 677
 678     // CEC_USER_CONTROL_CODE_POWER operates as a toggle
 679     // assume CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION does not
 680     if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER)
 681     {
 682       cec_power_status status = device->GetCurrentPowerStatus();
 683       bPowerOn = !(status == CEC_POWER_STATUS_ON || status == CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON);
 684     }
 685
 686     if (bPowerOn)
 687     {
 688       device->ActivateSource();
 689     }
 690     else
 691     {
 692       device->MarkAsInactiveSource();
 693       device->TransmitInactiveSource();
 694       device->SetMenuState(CEC_MENU_STATE_DEACTIVATED);
 695     }
 696   }
 697
 698   return COMMAND_HANDLED;
 699 }
 700
 701 int CCECCommandHandler::HandleUserControlRelease(const cec_command &command)
 702 {
 703   if (!m_processor->CECInitialised() ||
 704       !m_processor->IsHandledByLibCEC(command.destination))
 705     return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND;
 706
 707   CCECClient *client = m_processor->GetClient(command.destination);
 708   if (client)
 709     client->AddKey();
 710
 711   return COMMAND_HANDLED;
 712 }
 713
 714 int CCECCommandHandler::HandleVendorCommand(const cec_command &command)
 715 {
 716   return CEC_ABORT_REASON_REFUSED;
 717 }
 718
 719 void CCECCommandHandler::UnhandledCommand(const cec_command &command, const cec_abort_reason reason)
 720 {
 721   if (m_processor->IsHandledByLibCEC(command.destination))
 722   {
 723     LIB_CEC->AddLog(CEC_LOG_DEBUG, "sending abort with opcode %02x and reason '%s' to %s", command.opcode, ToString(reason), ToString(command.initiator));
 724     m_processor->TransmitAbort(command.destination, command.initiator, command.opcode, reason);
 725   }
 726 }
 727
 728 size_t CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
 729 {
 730   size_t iReturn(0);
 731
 732   cec_logical_addresses addresses = m_processor->GetLogicalAddresses();
 733   for (uint8_t iPtr = CECDEVICE_TV; iPtr < CECDEVICE_BROADCAST; iPtr++)
 734   {
 735     if (addresses[iPtr])
 736     {
 737       devices.push_back(GetDevice((cec_logical_address) iPtr));
 738       ++iReturn;
 739     }
 740   }
 741
 742   return iReturn;
 743 }
 744
 745 CCECBusDevice *CCECCommandHandler::GetDevice(cec_logical_address iLogicalAddress) const
 746 {
 747   return m_processor->GetDevice(iLogicalAddress);
 748 }
 749
 750 CCECBusDevice *CCECCommandHandler::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress) const
 751 {
 752   return m_processor->GetDeviceByPhysicalAddress(iPhysicalAddress);
 753 }
 754
 755 bool CCECCommandHandler::SetVendorId(const cec_command &command)
 756 {
 757   bool bChanged(false);
 758   if (command.parameters.size < 3)
 759   {
 760     LIB_CEC->AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
 761     return bChanged;
 762   }
 763
 764   uint64_t iVendorId = ((uint64_t)command.parameters[0] << 16) +
 765                        ((uint64_t)command.parameters[1] << 8) +
 766                         (uint64_t)command.parameters[2];
 767
 768   CCECBusDevice *device = GetDevice((cec_logical_address) command.initiator);
 769   if (device)
 770     bChanged = device->SetVendorId(iVendorId);
 771   return bChanged;
 772 }
 773
 774 void CCECCommandHandler::SetPhysicalAddress(cec_logical_address iAddress, uint16_t iNewAddress)
 775 {
 776   if (!m_processor->IsHandledByLibCEC(iAddress))
 777   {
 778     CCECBusDevice *otherDevice = m_processor->GetDeviceByPhysicalAddress(iNewAddress);
 779     CCECClient *client = otherDevice ? otherDevice->GetClient() : NULL;
 780
 781     CCECBusDevice *device = m_processor->GetDevice(iAddress);
 782     if (device)
 783       device->SetPhysicalAddress(iNewAddress);
 784     else
 785     {
 786       LIB_CEC->AddLog(CEC_LOG_DEBUG, "device with logical address %X not found", iAddress);
 787     }
 788
 789     /* another device reported the same physical address as ours */
 790     if (client)
 791       client->ResetPhysicalAddress();
 792   }
 793   else
 794   {
 795     LIB_CEC->AddLog(CEC_LOG_DEBUG, "ignore physical address report for device %s (%X) because it's marked as handled by libCEC", ToString(iAddress), iAddress);
 796   }
 797 }
 798
 799 bool CCECCommandHandler::PowerOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 800 {
 801   if (iDestination == CECDEVICE_TV)
 802     return TransmitImageViewOn(iInitiator, iDestination);
 803
 804   return TransmitKeypress(iInitiator, iDestination, CEC_USER_CONTROL_CODE_POWER) &&
 805     TransmitKeyRelease(iInitiator, iDestination);
 806 }
 807
 808 bool CCECCommandHandler::TransmitImageViewOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 809 {
 810   cec_command command;
 811   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_IMAGE_VIEW_ON);
 812
 813   return Transmit(command);
 814 }
 815
 816 bool CCECCommandHandler::TransmitStandby(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 817 {
 818   cec_command command;
 819   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_STANDBY);
 820
 821   return Transmit(command);
 822 }
 823
 824 bool CCECCommandHandler::TransmitRequestActiveSource(const cec_logical_address iInitiator, bool bWaitForResponse /* = true */)
 825 {
 826   cec_command command;
 827   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REQUEST_ACTIVE_SOURCE);
 828
 829   return Transmit(command, !bWaitForResponse);
 830 }
 831
 832 bool CCECCommandHandler::TransmitRequestCecVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 833 {
 834   cec_command command;
 835   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_CEC_VERSION);
 836
 837   return Transmit(command, !bWaitForResponse);
 838 }
 839
 840 bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 841 {
 842   cec_command command;
 843   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_MENU_LANGUAGE);
 844
 845   return Transmit(command, !bWaitForResponse);
 846 }
 847
 848 bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 849 {
 850   cec_command command;
 851   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_OSD_NAME);
 852
 853   return Transmit(command, !bWaitForResponse);
 854 }
 855
 856 bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 857 {
 858   cec_command command;
 859   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS);
 860
 861   return Transmit(command, !bWaitForResponse);
 862 }
 863
 864 bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 865 {
 866   cec_command command;
 867   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
 868
 869   return Transmit(command, !bWaitForResponse);
 870 }
 871
 872 bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 873 {
 874   cec_command command;
 875   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 876
 877   return Transmit(command, !bWaitForResponse);
 878 }
 879
 880 bool CCECCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 881 {
 882   cec_command command;
 883   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_ACTIVE_SOURCE);
 884   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 885   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 886
 887   return Transmit(command);
 888 }
 889
 890 bool CCECCommandHandler::TransmitCECVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_version cecVersion)
 891 {
 892   cec_command command;
 893   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_CEC_VERSION);
 894   command.parameters.PushBack((uint8_t)cecVersion);
 895
 896   return Transmit(command);
 897 }
 898
 899 bool CCECCommandHandler::TransmitInactiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 900 {
 901   cec_command command;
 902   cec_command::Format(command, iInitiator, CECDEVICE_TV, CEC_OPCODE_INACTIVE_SOURCE);
 903   command.parameters.PushBack((iPhysicalAddress >> 8) & 0xFF);
 904   command.parameters.PushBack(iPhysicalAddress & 0xFF);
 905
 906   return Transmit(command);
 907 }
 908
 909 bool CCECCommandHandler::TransmitMenuState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_menu_state menuState)
 910 {
 911   cec_command command;
 912   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_MENU_STATUS);
 913   command.parameters.PushBack((uint8_t)menuState);
 914
 915   return Transmit(command);
 916 }
 917
 918 bool CCECCommandHandler::TransmitOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, CStdString strDeviceName)
 919 {
 920   cec_command command;
 921   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_NAME);
 922   for (size_t iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
 923     command.parameters.PushBack(strDeviceName.at(iPtr));
 924
 925   return Transmit(command);
 926 }
 927
 928 bool CCECCommandHandler::TransmitOSDString(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_display_control duration, const char *strMessage)
 929 {
 930   cec_command command;
 931   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_STRING);
 932   command.parameters.PushBack((uint8_t)duration);
 933
 934   size_t iLen = strlen(strMessage);
 935   if (iLen > 13) iLen = 13;
 936
 937   for (size_t iPtr = 0; iPtr < iLen; iPtr++)
 938     command.parameters.PushBack(strMessage[iPtr]);
 939
 940   return Transmit(command);
 941 }
 942
 943 bool CCECCommandHandler::TransmitPhysicalAddress(const cec_logical_address iInitiator, uint16_t iPhysicalAddress, cec_device_type type)
 944 {
 945   cec_command command;
 946   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
 947   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 948   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 949   command.parameters.PushBack((uint8_t) (type));
 950
 951   return Transmit(command);
 952 }
 953
 954 bool CCECCommandHandler::TransmitSetMenuLanguage(const cec_logical_address iInitiator, const char lang[3])
 955 {
 956   cec_command command;
 957   command.Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_SET_MENU_LANGUAGE);
 958   command.parameters.PushBack((uint8_t) lang[0]);
 959   command.parameters.PushBack((uint8_t) lang[1]);
 960   command.parameters.PushBack((uint8_t) lang[2]);
 961
 962   return Transmit(command);
 963 }
 964
 965 bool CCECCommandHandler::TransmitPoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 966 {
 967   cec_command command;
 968   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_NONE);
 969
 970   return Transmit(command);
 971 }
 972
 973 bool CCECCommandHandler::TransmitPowerState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_power_status state)
 974 {
 975   cec_command command;
 976   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_POWER_STATUS);
 977   command.parameters.PushBack((uint8_t) state);
 978
 979   return Transmit(command);
 980 }
 981
 982 bool CCECCommandHandler::TransmitVendorID(const cec_logical_address iInitiator, uint64_t iVendorId)
 983 {
 984   cec_command command;
 985   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_DEVICE_VENDOR_ID);
 986
 987   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 16) & 0xFF));
 988   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 8) & 0xFF));
 989   command.parameters.PushBack((uint8_t) ((uint64_t)iVendorId & 0xFF));
 990
 991   return Transmit(command);
 992 }
 993
 994 bool CCECCommandHandler::TransmitAudioStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, uint8_t state)
 995 {
 996   cec_command command;
 997   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_AUDIO_STATUS);
 998   command.parameters.PushBack(state);
 999
1000   return Transmit(command);
1001 }
1002
1003 bool CCECCommandHandler::TransmitSetSystemAudioMode(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
1004 {
1005   cec_command command;
1006   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_SYSTEM_AUDIO_MODE);
1007   command.parameters.PushBack((uint8_t)state);
1008
1009   return Transmit(command);
1010 }
1011
1012 bool CCECCommandHandler::TransmitSetStreamPath(uint16_t iStreamPath)
1013 {
1014   cec_command command;
1015   cec_command::Format(command, m_busDevice->GetLogicalAddress(), CECDEVICE_BROADCAST, CEC_OPCODE_SET_STREAM_PATH);
1016   command.parameters.PushBack((uint8_t) ((iStreamPath >> 8) & 0xFF));
1017   command.parameters.PushBack((uint8_t) (iStreamPath        & 0xFF));
1018
1019   return Transmit(command);
1020 }
1021
1022 bool CCECCommandHandler::TransmitSystemAudioModeStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
1023 {
1024   cec_command command;
1025   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS);
1026   command.parameters.PushBack((uint8_t)state);
1027
1028   return Transmit(command);
1029 }
1030
1031 bool CCECCommandHandler::TransmitDeckStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_deck_info state)
1032 {
1033   cec_command command;
1034   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_DECK_STATUS);
1035   command.PushBack((uint8_t)state);
1036
1037   return Transmit(command);
1038 }
1039
1040 bool CCECCommandHandler::TransmitKeypress(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = true */)
1041 {
1042   cec_command command;
1043   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_PRESSED);
1044   command.parameters.PushBack((uint8_t)key);
1045
1046   return Transmit(command, !bWait);
1047 }
1048
1049 bool CCECCommandHandler::TransmitKeyRelease(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWait /* = true */)
1050 {
1051   cec_command command;
1052   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_RELEASE);
1053
1054   return Transmit(command, !bWait);
1055 }
1056
1057 bool CCECCommandHandler::Transmit(cec_command &command, bool bSuppressWait /* = false */)
1058 {
1059   bool bReturn(false);
1060   cec_opcode expectedResponse(cec_command::GetResponseOpcode(command.opcode));
1061   bool bExpectResponse(expectedResponse != CEC_OPCODE_NONE && !bSuppressWait);
1062   command.transmit_timeout = m_iTransmitTimeout;
1063
1064   if (command.initiator == CECDEVICE_UNKNOWN)
1065   {
1066     LIB_CEC->AddLog(CEC_LOG_ERROR, "not transmitting a command without a valid initiator");
1067     return bReturn;
1068   }
1069
1070   {
1071     uint8_t iTries(0), iMaxTries(!command.opcode_set ? 1 : m_iTransmitRetries + 1);
1072     while (!bReturn && ++iTries <= iMaxTries && !m_busDevice->IsUnsupportedFeature(command.opcode))
1073     {
1074       if ((bReturn = m_processor->Transmit(command)) == true)
1075       {
1076         LIB_CEC->AddLog(CEC_LOG_DEBUG, "command transmitted");
1077         if (bExpectResponse)
1078         {
1079           bReturn = m_waitForResponse->Wait(expectedResponse);
1080           LIB_CEC->AddLog(CEC_LOG_DEBUG, bReturn ? "expected response received (%X: %s)" : "expected response not received (%X: %s)", (int)expectedResponse, ToString(expectedResponse));
1081         }
1082       }
1083     }
1084   }
1085
1086   return bReturn;
1087 }
1088
1089 bool CCECCommandHandler::ActivateSource(void)
1090 {
1091   if (m_busDevice->IsActiveSource() &&
1092     m_busDevice->IsHandledByLibCEC())
1093   {
1094     {
1095       CLockObject lock(m_mutex);
1096       m_bActiveSourcePending = false;
1097     }
1098
1099     m_busDevice->SetPowerStatus(CEC_POWER_STATUS_ON);
1100     m_busDevice->SetMenuState(CEC_MENU_STATE_ACTIVATED);
1101
1102     bool bActiveSourceFailed = !m_busDevice->TransmitImageViewOn() ||
1103                                !m_busDevice->TransmitActiveSource() ||
1104                                !m_busDevice->TransmitMenuState(CECDEVICE_TV);
1105
1106     if (!bActiveSourceFailed)
1107     {
1108       CCECPlaybackDevice *playbackDevice = m_busDevice->AsPlaybackDevice();
1109       if (playbackDevice && SendDeckStatusUpdateOnActiveSource())
1110         bActiveSourceFailed = !playbackDevice->TransmitDeckStatus(CECDEVICE_TV);
1111     }
1112
1113     if (bActiveSourceFailed)
1114     {
1115       LIB_CEC->AddLog(CEC_LOG_DEBUG, "failed to make '%s' the active source. will retry later", m_busDevice->GetLogicalAddressName());
1116       CLockObject lock(m_mutex);
1117       m_bActiveSourcePending = true;
1118       return false;
1119     }
1120
1121     m_bHandlerInited = true;
1122   }
1123   return true;
1124 }
1125
1126 void CCECCommandHandler::SignalOpcode(cec_opcode opcode)
1127 {
1128   m_waitForResponse->Received(opcode);
1129 }
1130
1131 bool CCECCommandHandler::ActiveSourcePending(void)
1132 {
1133   CLockObject lock(m_mutex);
1134   return m_bActiveSourcePending;
1135 }