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