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 "../CECProcessor.h"
  38 #include "../LibCEC.h"
  39
  40 using namespace CEC;
  41 using namespace std;
  42 using namespace PLATFORM;
  43
  44 CCECCommandHandler::CCECCommandHandler(CCECBusDevice *busDevice) :
  45     m_busDevice(busDevice),
  46     m_processor(m_busDevice->GetProcessor()),
  47     m_iTransmitTimeout(CEC_DEFAULT_TRANSMIT_TIMEOUT),
  48     m_iTransmitWait(CEC_DEFAULT_TRANSMIT_WAIT),
  49     m_iTransmitRetries(CEC_DEFAULT_TRANSMIT_RETRIES),
  50     m_bHandlerInited(false),
  51     m_expectedResponse(CEC_OPCODE_NONE),
  52     m_bOPTSendDeckStatusUpdateOnActiveSource(false),
  53     m_vendorId(CEC_VENDOR_UNKNOWN),
  54     m_bRcvSignal(false)
  55 {
  56 }
  57
  58 CCECCommandHandler::~CCECCommandHandler(void)
  59 {
  60   CLockObject lock(m_processor->m_transmitMutex);
  61   CLockObject receiveLock(m_receiveMutex);
  62   m_condition.Broadcast();
  63 }
  64
  65 bool CCECCommandHandler::HandleCommand(const cec_command &command)
  66 {
  67   bool bHandled(true);
  68
  69   CLibCEC::AddCommand(command);
  70
  71   switch(command.opcode)
  72   {
  73   case CEC_OPCODE_REPORT_POWER_STATUS:
  74     HandleReportPowerStatus(command);
  75     break;
  76   case CEC_OPCODE_CEC_VERSION:
  77     HandleDeviceCecVersion(command);
  78     break;
  79   case CEC_OPCODE_SET_MENU_LANGUAGE:
  80     HandleSetMenuLanguage(command);
  81     break;
  82   case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
  83     if (m_processor->IsInitialised())
  84       HandleGivePhysicalAddress(command);
  85     break;
  86   case CEC_OPCODE_GIVE_OSD_NAME:
  87     if (m_processor->IsInitialised())
  88       HandleGiveOSDName(command);
  89     break;
  90   case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
  91     if (m_processor->IsInitialised())
  92       HandleGiveDeviceVendorId(command);
  93     break;
  94   case CEC_OPCODE_DEVICE_VENDOR_ID:
  95     HandleDeviceVendorId(command);
  96     break;
  97   case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
  98     HandleDeviceVendorCommandWithId(command);
  99     break;
 100   case CEC_OPCODE_GIVE_DECK_STATUS:
 101     if (m_processor->IsInitialised())
 102       HandleGiveDeckStatus(command);
 103     break;
 104   case CEC_OPCODE_DECK_CONTROL:
 105     HandleDeckControl(command);
 106     break;
 107   case CEC_OPCODE_MENU_REQUEST:
 108     if (m_processor->IsInitialised())
 109       HandleMenuRequest(command);
 110     break;
 111   case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
 112     if (m_processor->IsInitialised())
 113       HandleGiveDevicePowerStatus(command);
 114     break;
 115   case CEC_OPCODE_GET_CEC_VERSION:
 116     if (m_processor->IsInitialised())
 117       HandleGetCecVersion(command);
 118     break;
 119   case CEC_OPCODE_USER_CONTROL_PRESSED:
 120     if (m_processor->IsInitialised())
 121       HandleUserControlPressed(command);
 122     break;
 123   case CEC_OPCODE_USER_CONTROL_RELEASE:
 124     if (m_processor->IsInitialised())
 125       HandleUserControlRelease(command);
 126     break;
 127   case CEC_OPCODE_GIVE_AUDIO_STATUS:
 128     if (m_processor->IsInitialised())
 129       HandleGiveAudioStatus(command);
 130     break;
 131   case CEC_OPCODE_GIVE_SYSTEM_AUDIO_MODE_STATUS:
 132     if (m_processor->IsInitialised())
 133       HandleGiveSystemAudioModeStatus(command);
 134     break;
 135   case CEC_OPCODE_SYSTEM_AUDIO_MODE_REQUEST:
 136     if (m_processor->IsInitialised())
 137       HandleSystemAudioModeRequest(command);
 138     break;
 139   case CEC_OPCODE_REPORT_AUDIO_STATUS:
 140     HandleReportAudioStatus(command);
 141     break;
 142   case CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS:
 143     HandleSystemAudioModeStatus(command);
 144     break;
 145   case CEC_OPCODE_SET_SYSTEM_AUDIO_MODE:
 146     HandleSetSystemAudioMode(command);
 147     break;
 148   case CEC_OPCODE_REQUEST_ACTIVE_SOURCE:
 149     if (m_processor->IsInitialised())
 150       HandleRequestActiveSource(command);
 151     break;
 152   case CEC_OPCODE_SET_STREAM_PATH:
 153     HandleSetStreamPath(command);
 154     break;
 155   case CEC_OPCODE_ROUTING_CHANGE:
 156     HandleRoutingChange(command);
 157     break;
 158   case CEC_OPCODE_ROUTING_INFORMATION:
 159     HandleRoutingInformation(command);
 160     break;
 161   case CEC_OPCODE_STANDBY:
 162     if (m_processor->IsInitialised())
 163       HandleStandby(command);
 164     break;
 165   case CEC_OPCODE_ACTIVE_SOURCE:
 166     HandleActiveSource(command);
 167     break;
 168   case CEC_OPCODE_REPORT_PHYSICAL_ADDRESS:
 169     HandleReportPhysicalAddress(command);
 170     break;
 171   case CEC_OPCODE_SET_OSD_NAME:
 172     HandleSetOSDName(command);
 173     break;
 174   case CEC_OPCODE_IMAGE_VIEW_ON:
 175     HandleImageViewOn(command);
 176     break;
 177   case CEC_OPCODE_TEXT_VIEW_ON:
 178     HandleTextViewOn(command);
 179     break;
 180   case CEC_OPCODE_FEATURE_ABORT:
 181     HandleFeatureAbort(command);
 182     break;
 183   case CEC_OPCODE_VENDOR_COMMAND:
 184     HandleVendorCommand(command);
 185     break;
 186   default:
 187     UnhandledCommand(command);
 188     bHandled = false;
 189     break;
 190   }
 191
 192   if (bHandled)
 193   {
 194     CLockObject lock(m_receiveMutex);
 195     if (m_expectedResponse == CEC_OPCODE_NONE ||
 196         m_expectedResponse == command.opcode)
 197     {
 198       m_bRcvSignal = true;
 199       m_condition.Signal();
 200     }
 201   }
 202
 203   return bHandled;
 204 }
 205
 206 bool CCECCommandHandler::HandleActiveSource(const cec_command &command)
 207 {
 208   if (command.parameters.size == 2)
 209   {
 210     uint16_t iAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 211     return m_processor->SetActiveSource(iAddress);
 212   }
 213
 214   return true;
 215 }
 216
 217 bool CCECCommandHandler::HandleDeckControl(const cec_command &command)
 218 {
 219   CCECBusDevice *device = GetDevice(command.destination);
 220   if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) && command.parameters.size > 0)
 221   {
 222     ((CCECPlaybackDevice *) device)->SetDeckControlMode((cec_deck_control_mode) command.parameters[0]);
 223     return true;
 224   }
 225
 226   return false;
 227 }
 228
 229 bool CCECCommandHandler::HandleDeviceCecVersion(const cec_command &command)
 230 {
 231   if (command.parameters.size == 1)
 232   {
 233     CCECBusDevice *device = GetDevice(command.initiator);
 234     if (device)
 235       device->SetCecVersion((cec_version) command.parameters[0]);
 236   }
 237
 238   return true;
 239 }
 240
 241 bool CCECCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
 242 {
 243   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 244     m_processor->TransmitAbort(command.initiator, command.opcode, CEC_ABORT_REASON_REFUSED);
 245
 246   return true;
 247 }
 248
 249 bool CCECCommandHandler::HandleDeviceVendorId(const cec_command &command)
 250 {
 251   return SetVendorId(command);
 252 }
 253
 254 bool CCECCommandHandler::HandleFeatureAbort(const cec_command &command)
 255 {
 256   if (command.parameters.size == 2)
 257   {
 258     m_processor->m_busDevices[command.initiator]->SetUnsupportedFeature((cec_opcode)command.parameters[0]);
 259   }
 260   return true;
 261 }
 262
 263 bool CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
 264 {
 265   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 266   {
 267     CCECBusDevice *device = GetDevice(command.destination);
 268     if (device)
 269       return device->TransmitCECVersion(command.initiator);
 270   }
 271
 272   return false;
 273 }
 274
 275 bool CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
 276 {
 277   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 278   {
 279     CCECBusDevice *device = GetDevice(command.destination);
 280     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 281       return ((CCECAudioSystem *) device)->TransmitAudioStatus(command.initiator);
 282   }
 283
 284   return false;
 285 }
 286
 287 bool CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
 288 {
 289   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 290   {
 291     CCECBusDevice *device = GetDevice(command.destination);
 292     if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
 293       return ((CCECPlaybackDevice *) device)->TransmitDeckStatus(command.initiator);
 294   }
 295
 296   return false;
 297 }
 298
 299 bool CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
 300 {
 301   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 302   {
 303     CCECBusDevice *device = GetDevice(command.destination);
 304     if (device)
 305       return device->TransmitPowerState(command.initiator);
 306   }
 307
 308   return false;
 309 }
 310
 311 bool CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
 312 {
 313   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 314   {
 315     CCECBusDevice *device = GetDevice(command.destination);
 316     if (device)
 317       return device->TransmitVendorID(command.initiator);
 318   }
 319
 320   return false;
 321 }
 322
 323 bool CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
 324 {
 325   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 326   {
 327     CCECBusDevice *device = GetDevice(command.destination);
 328     if (device)
 329       return device->TransmitOSDName(command.initiator);
 330   }
 331
 332   return false;
 333 }
 334
 335 bool CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
 336 {
 337   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 338   {
 339     CCECBusDevice *device = GetDevice(command.destination);
 340     if (device)
 341     {
 342       device->SetActiveSource();
 343       return device->TransmitPhysicalAddress() &&
 344           device->TransmitActiveSource();
 345     }
 346   }
 347
 348   return false;
 349 }
 350
 351 bool CCECCommandHandler::HandleGiveSystemAudioModeStatus(const cec_command &command)
 352 {
 353   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 354   {
 355     CCECBusDevice *device = GetDevice(command.destination);
 356     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 357       return ((CCECAudioSystem *) device)->TransmitSystemAudioModeStatus(command.initiator);
 358   }
 359
 360   return false;
 361 }
 362
 363 bool CCECCommandHandler::HandleImageViewOn(const cec_command &command)
 364 {
 365   m_processor->m_busDevices[command.initiator]->SetActiveSource();
 366   return true;
 367 }
 368
 369 bool CCECCommandHandler::HandleMenuRequest(const cec_command &command)
 370 {
 371   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 372   {
 373     if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_QUERY)
 374     {
 375       CCECBusDevice *device = GetDevice(command.destination);
 376       if (device)
 377         return device->TransmitMenuState(command.initiator);
 378     }
 379   }
 380
 381   return false;
 382 }
 383
 384 bool CCECCommandHandler::HandleReportAudioStatus(const cec_command &command)
 385 {
 386   if (command.parameters.size == 1)
 387   {
 388     CCECBusDevice *device = GetDevice(command.initiator);
 389     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 390     {
 391       ((CCECAudioSystem *)device)->SetAudioStatus(command.parameters[0]);
 392       return true;
 393     }
 394   }
 395   return false;
 396 }
 397
 398 bool CCECCommandHandler::HandleReportPhysicalAddress(const cec_command &command)
 399 {
 400   if (command.parameters.size == 3)
 401   {
 402     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 403     SetPhysicalAddress(command.initiator, iNewAddress);
 404   }
 405   return true;
 406 }
 407
 408 bool CCECCommandHandler::HandleReportPowerStatus(const cec_command &command)
 409 {
 410   if (command.parameters.size == 1)
 411   {
 412     CCECBusDevice *device = GetDevice(command.initiator);
 413     if (device)
 414       device->SetPowerStatus((cec_power_status) command.parameters[0]);
 415   }
 416   return true;
 417 }
 418
 419 bool CCECCommandHandler::HandleRequestActiveSource(const cec_command &command)
 420 {
 421   if (m_processor->IsRunning())
 422   {
 423     CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i requests active source", (uint8_t) command.initiator);
 424
 425     vector<CCECBusDevice *> devices;
 426     for (size_t iDevicePtr = 0; iDevicePtr < GetMyDevices(devices); iDevicePtr++)
 427       devices[iDevicePtr]->TransmitActiveSource();
 428
 429     return true;
 430   }
 431   return false;
 432 }
 433
 434 bool CCECCommandHandler::HandleRoutingChange(const cec_command &command)
 435 {
 436   if (command.parameters.size == 4)
 437   {
 438     uint16_t iOldAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 439     uint16_t iNewAddress = ((uint16_t)command.parameters[2] << 8) | ((uint16_t)command.parameters[3]);
 440
 441     CCECBusDevice *device = GetDevice(command.initiator);
 442     if (device)
 443       device->SetStreamPath(iNewAddress, iOldAddress);
 444   }
 445   return true;
 446 }
 447
 448 bool CCECCommandHandler::HandleRoutingInformation(const cec_command &command)
 449 {
 450   if (command.parameters.size == 2)
 451   {
 452     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 453     m_processor->SetActiveSource(iNewAddress);
 454   }
 455
 456   return false;
 457 }
 458
 459 bool CCECCommandHandler::HandleSetMenuLanguage(const cec_command &command)
 460 {
 461   if (command.parameters.size == 3)
 462   {
 463     CCECBusDevice *device = GetDevice(command.initiator);
 464     if (device)
 465     {
 466       cec_menu_language language;
 467       language.device = command.initiator;
 468       for (uint8_t iPtr = 0; iPtr < 4; iPtr++)
 469         language.language[iPtr] = command.parameters[iPtr];
 470       language.language[3] = 0;
 471       device->SetMenuLanguage(language);
 472       return true;
 473     }
 474   }
 475   return false;
 476 }
 477
 478 bool CCECCommandHandler::HandleSetOSDName(const cec_command &command)
 479 {
 480   if (command.parameters.size > 0)
 481   {
 482     CCECBusDevice *device = GetDevice(command.initiator);
 483     if (device)
 484     {
 485       char buf[1024];
 486       for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 487         buf[iPtr] = (char)command.parameters[iPtr];
 488       buf[command.parameters.size] = 0;
 489
 490       CStdString strName(buf);
 491       device->SetOSDName(strName);
 492
 493       return true;
 494     }
 495   }
 496   return false;
 497 }
 498
 499 bool CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
 500 {
 501   if (m_processor->IsRunning() && command.parameters.size >= 2)
 502   {
 503     uint16_t iStreamAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 504     CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
 505
 506     /* one of the device handled by libCEC has been made active */
 507     CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamAddress);
 508     if (device && m_busDevice->MyLogicalAddressContains(device->GetLogicalAddress()))
 509     {
 510       device->SetActiveSource();
 511       device->TransmitActiveSource();
 512
 513       device->SetMenuState(CEC_MENU_STATE_ACTIVATED);
 514       device->TransmitMenuState(command.initiator);
 515     }
 516   }
 517   return false;
 518 }
 519
 520 bool CCECCommandHandler::HandleSystemAudioModeRequest(const cec_command &command)
 521 {
 522   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 523   {
 524     CCECBusDevice *device = GetDevice(command.destination);
 525     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 526     {
 527       if (command.parameters.size >= 2)
 528       {
 529         device->SetPowerStatus(CEC_POWER_STATUS_ON);
 530         ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_ON);
 531         uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 532         CCECBusDevice *newActiveDevice = GetDeviceByPhysicalAddress(iNewAddress);
 533         if (newActiveDevice)
 534           newActiveDevice->SetActiveSource();
 535         return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
 536       }
 537       else
 538       {
 539         ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_OFF);
 540         return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
 541       }
 542     }
 543   }
 544   return false;
 545 }
 546
 547 bool CCECCommandHandler::HandleStandby(const cec_command &command)
 548 {
 549   CCECBusDevice *device = GetDevice(command.initiator);
 550   if (device)
 551     device->SetPowerStatus(CEC_POWER_STATUS_STANDBY);
 552
 553   return true;
 554 }
 555
 556 bool CCECCommandHandler::HandleSystemAudioModeStatus(const cec_command &command)
 557 {
 558   if (command.parameters.size == 1)
 559   {
 560     CCECBusDevice *device = GetDevice(command.initiator);
 561     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 562     {
 563       ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 564       return true;
 565     }
 566   }
 567
 568   return false;
 569 }
 570
 571 bool CCECCommandHandler::HandleSetSystemAudioMode(const cec_command &command)
 572 {
 573   if (command.parameters.size == 1)
 574   {
 575     CCECBusDevice *device = GetDevice(command.initiator);
 576     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 577     {
 578       ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 579       return true;
 580     }
 581   }
 582
 583   return false;
 584 }
 585
 586 bool CCECCommandHandler::HandleTextViewOn(const cec_command &command)
 587 {
 588   m_processor->m_busDevices[command.initiator]->SetActiveSource();
 589   return true;
 590 }
 591
 592 bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
 593 {
 594   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination) && command.parameters.size > 0)
 595   {
 596     CLibCEC::AddKey();
 597
 598     if (command.parameters[0] <= CEC_USER_CONTROL_CODE_MAX)
 599     {
 600       if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER ||
 601           command.parameters[0] == CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION)
 602       {
 603         CCECBusDevice *device = GetDevice(command.destination);
 604         if (device)
 605         {
 606           device->SetPowerStatus(CEC_POWER_STATUS_ON);
 607           if (device->MyLogicalAddressContains(device->GetLogicalAddress()))
 608           {
 609             device->SetActiveSource();
 610             device->TransmitActiveSource();
 611
 612             if (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
 613                 device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE)
 614               ((CCECPlaybackDevice *)device)->TransmitDeckStatus(command.initiator);
 615           }
 616         }
 617       }
 618       else
 619       {
 620         CLibCEC::SetCurrentButton((cec_user_control_code) command.parameters[0]);
 621       }
 622       return true;
 623     }
 624   }
 625   return false;
 626 }
 627
 628 bool CCECCommandHandler::HandleUserControlRelease(const cec_command &command)
 629 {
 630   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 631     CLibCEC::AddKey();
 632
 633   return true;
 634 }
 635
 636 bool CCECCommandHandler::HandleVendorCommand(const cec_command & UNUSED(command))
 637 {
 638   return true;
 639 }
 640
 641 void CCECCommandHandler::UnhandledCommand(const cec_command &command)
 642 {
 643   CLibCEC::AddLog(CEC_LOG_DEBUG, "unhandled command with opcode %02x from address %d", command.opcode, command.initiator);
 644 }
 645
 646 size_t CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
 647 {
 648   size_t iReturn(0);
 649
 650   cec_logical_addresses addresses = m_processor->GetLogicalAddresses();
 651   for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 652   {
 653     if (addresses[iPtr])
 654     {
 655       devices.push_back(GetDevice((cec_logical_address) iPtr));
 656       ++iReturn;
 657     }
 658   }
 659
 660   return iReturn;
 661 }
 662
 663 CCECBusDevice *CCECCommandHandler::GetDevice(cec_logical_address iLogicalAddress) const
 664 {
 665   CCECBusDevice *device = NULL;
 666
 667   if (iLogicalAddress >= CECDEVICE_TV && iLogicalAddress <= CECDEVICE_BROADCAST)
 668     device = m_processor->m_busDevices[iLogicalAddress];
 669
 670   return device;
 671 }
 672
 673 CCECBusDevice *CCECCommandHandler::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress) const
 674 {
 675   return m_processor->GetDeviceByPhysicalAddress(iPhysicalAddress);
 676 }
 677
 678 CCECBusDevice *CCECCommandHandler::GetDeviceByType(cec_device_type type) const
 679 {
 680   return m_processor->GetDeviceByType(type);
 681 }
 682
 683 bool CCECCommandHandler::SetVendorId(const cec_command &command)
 684 {
 685   bool bChanged(false);
 686   if (command.parameters.size < 3)
 687   {
 688     CLibCEC::AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
 689     return bChanged;
 690   }
 691
 692   uint64_t iVendorId = ((uint64_t)command.parameters[0] << 16) +
 693                        ((uint64_t)command.parameters[1] << 8) +
 694                         (uint64_t)command.parameters[2];
 695
 696   CCECBusDevice *device = GetDevice((cec_logical_address) command.initiator);
 697   if (device)
 698     bChanged = device->SetVendorId(iVendorId);
 699   return bChanged;
 700 }
 701
 702 void CCECCommandHandler::SetPhysicalAddress(cec_logical_address iAddress, uint16_t iNewAddress)
 703 {
 704   if (!m_busDevice->MyLogicalAddressContains(iAddress))
 705   {
 706     bool bOurAddress(m_processor->GetPhysicalAddress() == iNewAddress);
 707     GetDevice(iAddress)->SetPhysicalAddress(iNewAddress);
 708     if (bOurAddress)
 709     {
 710       /* another device reported the same physical address as ours
 711        * since we don't have physical address detection yet, we'll just use the
 712        * given address, increased by 0x100 for now */
 713       m_processor->SetPhysicalAddress(iNewAddress + 0x100);
 714     }
 715   }
 716 }
 717
 718 bool CCECCommandHandler::TransmitImageViewOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 719 {
 720   cec_command command;
 721   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_IMAGE_VIEW_ON);
 722
 723   return Transmit(command, false);
 724 }
 725
 726 bool CCECCommandHandler::TransmitStandby(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 727 {
 728   cec_command command;
 729   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_STANDBY);
 730
 731   return Transmit(command, false);
 732 }
 733
 734 bool CCECCommandHandler::TransmitRequestCecVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 735 {
 736   cec_command command;
 737   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_CEC_VERSION);
 738
 739   return Transmit(command, true, CEC_OPCODE_CEC_VERSION);
 740 }
 741
 742 bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 743 {
 744   cec_command command;
 745   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_MENU_LANGUAGE);
 746
 747   return Transmit(command, true, CEC_OPCODE_SET_MENU_LANGUAGE);
 748 }
 749
 750 bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 751 {
 752   cec_command command;
 753   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_OSD_NAME);
 754
 755   return Transmit(command, true, CEC_OPCODE_SET_OSD_NAME);
 756 }
 757
 758 bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 759 {
 760   cec_command command;
 761   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS);
 762
 763   return Transmit(command, true, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
 764 }
 765
 766 bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 767 {
 768   cec_command command;
 769   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
 770
 771   return Transmit(command, true, CEC_OPCODE_REPORT_POWER_STATUS);
 772 }
 773
 774 bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 775 {
 776   cec_command command;
 777   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 778
 779   return Transmit(command, true, CEC_OPCODE_DEVICE_VENDOR_ID);
 780 }
 781
 782 bool CCECCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 783 {
 784   cec_command command;
 785   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_ACTIVE_SOURCE);
 786   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 787   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 788
 789   return Transmit(command, false);
 790 }
 791
 792 bool CCECCommandHandler::TransmitCECVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_version cecVersion)
 793 {
 794   cec_command command;
 795   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_CEC_VERSION);
 796   command.parameters.PushBack((uint8_t)cecVersion);
 797
 798   return Transmit(command, false);
 799 }
 800
 801 bool CCECCommandHandler::TransmitInactiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 802 {
 803   cec_command command;
 804   cec_command::Format(command, iInitiator, CECDEVICE_TV, CEC_OPCODE_INACTIVE_SOURCE);
 805   command.parameters.PushBack((iPhysicalAddress >> 8) & 0xFF);
 806   command.parameters.PushBack(iPhysicalAddress & 0xFF);
 807
 808   return Transmit(command, false);
 809 }
 810
 811 bool CCECCommandHandler::TransmitMenuState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_menu_state menuState)
 812 {
 813   cec_command command;
 814   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_MENU_STATUS);
 815   command.parameters.PushBack((uint8_t)menuState);
 816
 817   return Transmit(command, false);
 818 }
 819
 820 bool CCECCommandHandler::TransmitOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, CStdString strDeviceName)
 821 {
 822   cec_command command;
 823   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_NAME);
 824   for (size_t iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
 825     command.parameters.PushBack(strDeviceName.at(iPtr));
 826
 827   return Transmit(command, false);
 828 }
 829
 830 bool CCECCommandHandler::TransmitOSDString(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_display_control duration, const char *strMessage)
 831 {
 832   cec_command command;
 833   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_STRING);
 834   command.parameters.PushBack((uint8_t)duration);
 835
 836   size_t iLen = strlen(strMessage);
 837   if (iLen > 13) iLen = 13;
 838
 839   for (size_t iPtr = 0; iPtr < iLen; iPtr++)
 840     command.parameters.PushBack(strMessage[iPtr]);
 841
 842   return Transmit(command, false);
 843 }
 844
 845 bool CCECCommandHandler::TransmitPhysicalAddress(const cec_logical_address iInitiator, uint16_t iPhysicalAddress, cec_device_type type)
 846 {
 847   cec_command command;
 848   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
 849   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 850   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 851   command.parameters.PushBack((uint8_t) (type));
 852
 853   return Transmit(command, false);
 854 }
 855
 856 bool CCECCommandHandler::TransmitPoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 857 {
 858   cec_command command;
 859   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_NONE);
 860
 861   return Transmit(command, false);
 862 }
 863
 864 bool CCECCommandHandler::TransmitPowerState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_power_status state)
 865 {
 866   cec_command command;
 867   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_POWER_STATUS);
 868   command.parameters.PushBack((uint8_t) state);
 869
 870   return Transmit(command, false);
 871 }
 872
 873 bool CCECCommandHandler::TransmitVendorID(const cec_logical_address iInitiator, uint64_t iVendorId)
 874 {
 875   cec_command command;
 876   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_DEVICE_VENDOR_ID);
 877
 878   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 16) & 0xFF));
 879   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 8) & 0xFF));
 880   command.parameters.PushBack((uint8_t) ((uint64_t)iVendorId & 0xFF));
 881
 882   return Transmit(command, false);
 883 }
 884
 885 bool CCECCommandHandler::TransmitAudioStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, uint8_t state)
 886 {
 887   cec_command command;
 888   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_AUDIO_STATUS);
 889   command.parameters.PushBack(state);
 890
 891   return Transmit(command, false);
 892 }
 893
 894 bool CCECCommandHandler::TransmitSetSystemAudioMode(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
 895 {
 896   cec_command command;
 897   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_SYSTEM_AUDIO_MODE);
 898   command.parameters.PushBack((uint8_t)state);
 899
 900   return Transmit(command, false);
 901 }
 902
 903 bool CCECCommandHandler::TransmitSetStreamPath(uint16_t iStreamPath)
 904 {
 905   cec_command command;
 906   cec_command::Format(command, m_busDevice->GetLogicalAddress(), CECDEVICE_BROADCAST, CEC_OPCODE_SET_STREAM_PATH);
 907   command.parameters.PushBack((uint8_t) ((iStreamPath >> 8) & 0xFF));
 908   command.parameters.PushBack((uint8_t) (iStreamPath        & 0xFF));
 909
 910   return Transmit(command, false);
 911 }
 912
 913 bool CCECCommandHandler::TransmitSystemAudioModeStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
 914 {
 915   cec_command command;
 916   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS);
 917   command.parameters.PushBack((uint8_t)state);
 918
 919   return Transmit(command, false);
 920 }
 921
 922 bool CCECCommandHandler::TransmitDeckStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_deck_info state)
 923 {
 924   cec_command command;
 925   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_DECK_STATUS);
 926   command.PushBack((uint8_t)state);
 927
 928   return Transmit(command, false);
 929 }
 930
 931 bool CCECCommandHandler::TransmitKeypress(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = true */)
 932 {
 933   cec_command command;
 934   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_PRESSED);
 935   command.parameters.PushBack((uint8_t)key);
 936
 937   return Transmit(command, bWait);
 938 }
 939
 940 bool CCECCommandHandler::TransmitKeyRelease(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWait /* = true */)
 941 {
 942   cec_command command;
 943   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_RELEASE);
 944
 945   return Transmit(command, bWait);
 946 }
 947
 948 bool CCECCommandHandler::Transmit(cec_command &command, bool bExpectResponse /* = true */, cec_opcode expectedResponse /* = CEC_OPCODE_NONE */)
 949 {
 950   bool bReturn(false);
 951   command.transmit_timeout = m_iTransmitTimeout;
 952
 953   {
 954     uint8_t iTries(0), iMaxTries(command.opcode == CEC_OPCODE_NONE ? 1 : m_iTransmitRetries + 1);
 955     CLockObject writeLock(m_processor->m_transmitMutex);
 956     CLockObject receiveLock(m_receiveMutex);
 957     while (!bReturn && ++iTries <= iMaxTries)
 958     {
 959       m_expectedResponse = expectedResponse;
 960       if ((bReturn = m_processor->Transmit(command)) == true)
 961       {
 962         CLibCEC::AddLog(CEC_LOG_DEBUG, "command transmitted");
 963         if (bExpectResponse)
 964           bReturn = m_condition.Wait(m_receiveMutex, m_bRcvSignal, m_iTransmitWait);
 965         m_bRcvSignal = false;
 966         CLibCEC::AddLog(CEC_LOG_DEBUG, bReturn ? "expected response received" : "expected response not received");
 967       }
 968     }
 969   }
 970
 971   return bReturn;
 972 }
 973
 974 bool CCECCommandHandler::ActivateSource(void)
 975 {
 976   if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV)
 977   {
 978     CCECBusDevice *primary = m_processor->GetPrimaryDevice();
 979     primary->SetPowerStatus(CEC_POWER_STATUS_ON);
 980     primary->SetMenuState(CEC_MENU_STATE_ACTIVATED);
 981
 982     if (m_processor->GetPrimaryDevice()->GetPhysicalAddress(false) != 0xffff)
 983     {
 984       m_processor->SetActiveSource();
 985       primary->TransmitMenuState(m_busDevice->GetLogicalAddress());
 986       m_bHandlerInited = true;
 987     }
 988   }
 989   return true;
 990 }