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