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   if (command.opcode_set == 0)
  65     return HandlePoll(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_GET_MENU_LANGUAGE:
  87     if (m_processor->IsInitialised())
  88       HandleGiveMenuLanguage(command);
  89     break;
  90   case CEC_OPCODE_GIVE_OSD_NAME:
  91     if (m_processor->IsInitialised())
  92       HandleGiveOSDName(command);
  93     break;
  94   case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
  95     if (m_processor->IsInitialised())
  96       HandleGiveDeviceVendorId(command);
  97     break;
  98   case CEC_OPCODE_DEVICE_VENDOR_ID:
  99     HandleDeviceVendorId(command);
 100     break;
 101   case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
 102     HandleDeviceVendorCommandWithId(command);
 103     break;
 104   case CEC_OPCODE_GIVE_DECK_STATUS:
 105     if (m_processor->IsInitialised())
 106       HandleGiveDeckStatus(command);
 107     break;
 108   case CEC_OPCODE_DECK_CONTROL:
 109     HandleDeckControl(command);
 110     break;
 111   case CEC_OPCODE_MENU_REQUEST:
 112     if (m_processor->IsInitialised())
 113       HandleMenuRequest(command);
 114     break;
 115   case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
 116     if (m_processor->IsInitialised())
 117       HandleGiveDevicePowerStatus(command);
 118     break;
 119   case CEC_OPCODE_GET_CEC_VERSION:
 120     if (m_processor->IsInitialised())
 121       HandleGetCecVersion(command);
 122     break;
 123   case CEC_OPCODE_USER_CONTROL_PRESSED:
 124     if (m_processor->IsInitialised())
 125       HandleUserControlPressed(command);
 126     break;
 127   case CEC_OPCODE_USER_CONTROL_RELEASE:
 128     if (m_processor->IsInitialised())
 129       HandleUserControlRelease(command);
 130     break;
 131   case CEC_OPCODE_GIVE_AUDIO_STATUS:
 132     if (m_processor->IsInitialised())
 133       HandleGiveAudioStatus(command);
 134     break;
 135   case CEC_OPCODE_GIVE_SYSTEM_AUDIO_MODE_STATUS:
 136     if (m_processor->IsInitialised())
 137       HandleGiveSystemAudioModeStatus(command);
 138     break;
 139   case CEC_OPCODE_SYSTEM_AUDIO_MODE_REQUEST:
 140     if (m_processor->IsInitialised())
 141       HandleSystemAudioModeRequest(command);
 142     break;
 143   case CEC_OPCODE_REPORT_AUDIO_STATUS:
 144     HandleReportAudioStatus(command);
 145     break;
 146   case CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS:
 147     HandleSystemAudioModeStatus(command);
 148     break;
 149   case CEC_OPCODE_SET_SYSTEM_AUDIO_MODE:
 150     HandleSetSystemAudioMode(command);
 151     break;
 152   case CEC_OPCODE_REQUEST_ACTIVE_SOURCE:
 153     if (m_processor->IsInitialised())
 154       HandleRequestActiveSource(command);
 155     break;
 156   case CEC_OPCODE_SET_STREAM_PATH:
 157     HandleSetStreamPath(command);
 158     break;
 159   case CEC_OPCODE_ROUTING_CHANGE:
 160     HandleRoutingChange(command);
 161     break;
 162   case CEC_OPCODE_ROUTING_INFORMATION:
 163     HandleRoutingInformation(command);
 164     break;
 165   case CEC_OPCODE_STANDBY:
 166     if (m_processor->IsInitialised())
 167       HandleStandby(command);
 168     break;
 169   case CEC_OPCODE_ACTIVE_SOURCE:
 170     HandleActiveSource(command);
 171     break;
 172   case CEC_OPCODE_REPORT_PHYSICAL_ADDRESS:
 173     HandleReportPhysicalAddress(command);
 174     break;
 175   case CEC_OPCODE_SET_OSD_NAME:
 176     HandleSetOSDName(command);
 177     break;
 178   case CEC_OPCODE_IMAGE_VIEW_ON:
 179     HandleImageViewOn(command);
 180     break;
 181   case CEC_OPCODE_TEXT_VIEW_ON:
 182     HandleTextViewOn(command);
 183     break;
 184   case CEC_OPCODE_FEATURE_ABORT:
 185     HandleFeatureAbort(command);
 186     break;
 187   case CEC_OPCODE_VENDOR_COMMAND:
 188     HandleVendorCommand(command);
 189     break;
 190   default:
 191     UnhandledCommand(command);
 192     bHandled = false;
 193     break;
 194   }
 195
 196   if (bHandled)
 197     m_waitForResponse->Received((command.opcode == CEC_OPCODE_FEATURE_ABORT && command.parameters.size > 0) ? (cec_opcode)command.parameters[0] : command.opcode);
 198
 199   return bHandled;
 200 }
 201
 202 bool CCECCommandHandler::HandleActiveSource(const cec_command &command)
 203 {
 204   if (command.parameters.size == 2)
 205   {
 206     uint16_t iAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 207     return m_processor->SetActiveSource(iAddress);
 208   }
 209
 210   return true;
 211 }
 212
 213 bool CCECCommandHandler::HandleDeckControl(const cec_command &command)
 214 {
 215   CCECBusDevice *device = GetDevice(command.destination);
 216   if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) && command.parameters.size > 0)
 217   {
 218     ((CCECPlaybackDevice *) device)->SetDeckControlMode((cec_deck_control_mode) command.parameters[0]);
 219     return true;
 220   }
 221
 222   return false;
 223 }
 224
 225 bool CCECCommandHandler::HandleDeviceCecVersion(const cec_command &command)
 226 {
 227   if (command.parameters.size == 1)
 228   {
 229     CCECBusDevice *device = GetDevice(command.initiator);
 230     if (device)
 231       device->SetCecVersion((cec_version) command.parameters[0]);
 232   }
 233
 234   return true;
 235 }
 236
 237 bool CCECCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
 238 {
 239   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 240     m_processor->TransmitAbort(command.initiator, command.opcode, CEC_ABORT_REASON_REFUSED);
 241
 242   return true;
 243 }
 244
 245 bool CCECCommandHandler::HandleDeviceVendorId(const cec_command &command)
 246 {
 247   return SetVendorId(command);
 248 }
 249
 250 bool CCECCommandHandler::HandleFeatureAbort(const cec_command &command)
 251 {
 252   if (command.parameters.size == 2 &&
 253         (command.parameters[1] == CEC_ABORT_REASON_UNRECOGNIZED_OPCODE ||
 254          command.parameters[1] == CEC_ABORT_REASON_REFUSED))
 255     m_processor->m_busDevices[command.initiator]->SetUnsupportedFeature((cec_opcode)command.parameters[0]);
 256   return true;
 257 }
 258
 259 bool CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
 260 {
 261   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 262   {
 263     CCECBusDevice *device = GetDevice(command.destination);
 264     if (device)
 265       return device->TransmitCECVersion(command.initiator);
 266   }
 267
 268   return false;
 269 }
 270
 271 bool CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
 272 {
 273   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 274   {
 275     CCECBusDevice *device = GetDevice(command.destination);
 276     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 277       return ((CCECAudioSystem *) device)->TransmitAudioStatus(command.initiator);
 278   }
 279
 280   return false;
 281 }
 282
 283 bool CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
 284 {
 285   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 286   {
 287     CCECBusDevice *device = GetDevice(command.destination);
 288     if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
 289       return ((CCECPlaybackDevice *) device)->TransmitDeckStatus(command.initiator);
 290   }
 291
 292   return false;
 293 }
 294
 295 bool CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
 296 {
 297   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 298   {
 299     CCECBusDevice *device = GetDevice(command.destination);
 300     if (device)
 301       return device->TransmitPowerState(command.initiator);
 302   }
 303
 304   return false;
 305 }
 306
 307 bool CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
 308 {
 309   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 310   {
 311     CCECBusDevice *device = GetDevice(command.destination);
 312     if (device)
 313       return device->TransmitVendorID(command.initiator);
 314   }
 315
 316   return false;
 317 }
 318
 319 bool CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
 320 {
 321   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 322   {
 323     CCECBusDevice *device = GetDevice(command.destination);
 324     if (device)
 325       return device->TransmitOSDName(command.initiator);
 326   }
 327
 328   return false;
 329 }
 330
 331 bool CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
 332 {
 333   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 334   {
 335     CCECBusDevice *device = GetDevice(command.destination);
 336     if (device)
 337       return device->TransmitPhysicalAddress();
 338   }
 339
 340   return false;
 341 }
 342
 343 bool CCECCommandHandler::HandleGiveMenuLanguage(const cec_command &command)
 344 {
 345   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 346   {
 347     CCECBusDevice *device = GetDevice(command.destination);
 348     if (device)
 349       return device->TransmitSetMenuLanguage(command.initiator);
 350   }
 351
 352   return false;
 353 }
 354
 355 bool CCECCommandHandler::HandleGiveSystemAudioModeStatus(const cec_command &command)
 356 {
 357   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 358   {
 359     CCECBusDevice *device = GetDevice(command.destination);
 360     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 361       return ((CCECAudioSystem *) device)->TransmitSystemAudioModeStatus(command.initiator);
 362   }
 363
 364   return false;
 365 }
 366
 367 bool CCECCommandHandler::HandleImageViewOn(const cec_command &command)
 368 {
 369   m_processor->m_busDevices[command.initiator]->SetActiveSource();
 370   return true;
 371 }
 372
 373 bool CCECCommandHandler::HandleMenuRequest(const cec_command &command)
 374 {
 375   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 376   {
 377     CCECBusDevice *device = GetDevice(command.destination);
 378     if (device)
 379     {
 380       if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_ACTIVATE)
 381       {
 382         if (CLibCEC::MenuStateChanged(CEC_MENU_STATE_ACTIVATED) == 1)
 383           device->SetMenuState(CEC_MENU_STATE_ACTIVATED);
 384       }
 385       else if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_DEACTIVATE)
 386       {
 387         if (CLibCEC::MenuStateChanged(CEC_MENU_STATE_DEACTIVATED) == 1)
 388           device->SetMenuState(CEC_MENU_STATE_DEACTIVATED);
 389       }
 390       return device->TransmitMenuState(command.initiator);
 391     }
 392   }
 393
 394   return false;
 395 }
 396
 397 bool CCECCommandHandler::HandlePoll(const cec_command &command)
 398 {
 399   m_busDevice->HandlePoll(command.destination);
 400   return true;
 401 }
 402
 403 bool CCECCommandHandler::HandleReportAudioStatus(const cec_command &command)
 404 {
 405   if (command.parameters.size == 1)
 406   {
 407     CCECBusDevice *device = GetDevice(command.initiator);
 408     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 409     {
 410       ((CCECAudioSystem *)device)->SetAudioStatus(command.parameters[0]);
 411       return true;
 412     }
 413   }
 414   return false;
 415 }
 416
 417 bool CCECCommandHandler::HandleReportPhysicalAddress(const cec_command &command)
 418 {
 419   if (command.parameters.size == 3)
 420   {
 421     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 422     SetPhysicalAddress(command.initiator, iNewAddress);
 423   }
 424   return true;
 425 }
 426
 427 bool CCECCommandHandler::HandleReportPowerStatus(const cec_command &command)
 428 {
 429   if (command.parameters.size == 1)
 430   {
 431     CCECBusDevice *device = GetDevice(command.initiator);
 432     if (device)
 433       device->SetPowerStatus((cec_power_status) command.parameters[0]);
 434   }
 435   return true;
 436 }
 437
 438 bool CCECCommandHandler::HandleRequestActiveSource(const cec_command &command)
 439 {
 440   if (m_processor->IsRunning())
 441   {
 442     CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i requests active source", (uint8_t) command.initiator);
 443
 444     vector<CCECBusDevice *> devices;
 445     for (size_t iDevicePtr = 0; iDevicePtr < GetMyDevices(devices); iDevicePtr++)
 446       devices[iDevicePtr]->TransmitActiveSource();
 447
 448     return true;
 449   }
 450   return false;
 451 }
 452
 453 bool CCECCommandHandler::HandleRoutingChange(const cec_command &command)
 454 {
 455   if (command.parameters.size == 4)
 456   {
 457     uint16_t iOldAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 458     uint16_t iNewAddress = ((uint16_t)command.parameters[2] << 8) | ((uint16_t)command.parameters[3]);
 459
 460     CCECBusDevice *device = GetDevice(command.initiator);
 461     if (device)
 462       device->SetStreamPath(iNewAddress, iOldAddress);
 463   }
 464   return true;
 465 }
 466
 467 bool CCECCommandHandler::HandleRoutingInformation(const cec_command &command)
 468 {
 469   if (command.parameters.size == 2)
 470   {
 471     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 472     m_processor->SetActiveSource(iNewAddress);
 473   }
 474
 475   return false;
 476 }
 477
 478 bool CCECCommandHandler::HandleSetMenuLanguage(const cec_command &command)
 479 {
 480   if (command.parameters.size == 3)
 481   {
 482     CCECBusDevice *device = GetDevice(command.initiator);
 483     if (device)
 484     {
 485       cec_menu_language language;
 486       language.device = command.initiator;
 487       for (uint8_t iPtr = 0; iPtr < 4; iPtr++)
 488         language.language[iPtr] = command.parameters[iPtr];
 489       language.language[3] = 0;
 490       device->SetMenuLanguage(language);
 491       return true;
 492     }
 493   }
 494   return false;
 495 }
 496
 497 bool CCECCommandHandler::HandleSetOSDName(const cec_command &command)
 498 {
 499   if (command.parameters.size > 0)
 500   {
 501     CCECBusDevice *device = GetDevice(command.initiator);
 502     if (device)
 503     {
 504       char buf[1024];
 505       for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 506         buf[iPtr] = (char)command.parameters[iPtr];
 507       buf[command.parameters.size] = 0;
 508
 509       CStdString strName(buf);
 510       device->SetOSDName(strName);
 511
 512       return true;
 513     }
 514   }
 515   return false;
 516 }
 517
 518 bool CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
 519 {
 520   if (m_processor->IsRunning() && command.parameters.size >= 2)
 521   {
 522     uint16_t iStreamAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 523     CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
 524
 525     /* one of the device handled by libCEC has been made active */
 526     CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamAddress);
 527     if (device && m_busDevice->MyLogicalAddressContains(device->GetLogicalAddress()))
 528     {
 529       device->SetActiveSource();
 530       device->TransmitImageViewOn();
 531       device->TransmitActiveSource();
 532
 533       device->SetMenuState(CEC_MENU_STATE_ACTIVATED);
 534       device->TransmitMenuState(command.initiator);
 535     }
 536   }
 537   return false;
 538 }
 539
 540 bool CCECCommandHandler::HandleSystemAudioModeRequest(const cec_command &command)
 541 {
 542   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 543   {
 544     CCECBusDevice *device = GetDevice(command.destination);
 545     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 546     {
 547       if (command.parameters.size >= 2)
 548       {
 549         device->SetPowerStatus(CEC_POWER_STATUS_ON);
 550         ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_ON);
 551         uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 552         CCECBusDevice *newActiveDevice = GetDeviceByPhysicalAddress(iNewAddress);
 553         if (newActiveDevice)
 554           newActiveDevice->SetActiveSource();
 555         return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
 556       }
 557       else
 558       {
 559         ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_OFF);
 560         return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
 561       }
 562     }
 563   }
 564   return false;
 565 }
 566
 567 bool CCECCommandHandler::HandleStandby(const cec_command &command)
 568 {
 569   CCECBusDevice *device = GetDevice(command.initiator);
 570   if (device)
 571     device->SetPowerStatus(CEC_POWER_STATUS_STANDBY);
 572
 573   return true;
 574 }
 575
 576 bool CCECCommandHandler::HandleSystemAudioModeStatus(const cec_command &command)
 577 {
 578   if (command.parameters.size == 1)
 579   {
 580     CCECBusDevice *device = GetDevice(command.initiator);
 581     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 582     {
 583       ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 584       return true;
 585     }
 586   }
 587
 588   return false;
 589 }
 590
 591 bool CCECCommandHandler::HandleSetSystemAudioMode(const cec_command &command)
 592 {
 593   if (command.parameters.size == 1)
 594   {
 595     CCECBusDevice *device = GetDevice(command.initiator);
 596     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 597     {
 598       ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 599       return true;
 600     }
 601   }
 602
 603   return false;
 604 }
 605
 606 bool CCECCommandHandler::HandleTextViewOn(const cec_command &command)
 607 {
 608   m_processor->m_busDevices[command.initiator]->SetActiveSource();
 609   return true;
 610 }
 611
 612 bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
 613 {
 614   if (m_processor->IsRunning() &&
 615       m_busDevice->MyLogicalAddressContains(command.destination) &&
 616       command.parameters.size > 0)
 617   {
 618     CLibCEC::AddKey();
 619     if (command.parameters[0] <= CEC_USER_CONTROL_CODE_MAX)
 620       CLibCEC::SetCurrentButton((cec_user_control_code) command.parameters[0]);
 621
 622     if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER ||
 623         command.parameters[0] == CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION)
 624     {
 625       bool bPowerOn(true);
 626       CCECBusDevice *device = GetDevice(command.destination);
 627       if (!device)
 628         return true;
 629
 630       // CEC_USER_CONTROL_CODE_POWER operates as a toggle
 631       // assume CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION does not
 632       if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER)
 633       {
 634         cec_power_status status = device->GetPowerStatus();
 635         bPowerOn = !(status == CEC_POWER_STATUS_ON || status == CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON);
 636       }
 637
 638       if (bPowerOn)
 639       {
 640         device->SetActiveSource();
 641         device->TransmitImageViewOn();
 642         device->TransmitActiveSource();
 643
 644         if (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
 645             device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE)
 646           ((CCECPlaybackDevice *)device)->TransmitDeckStatus(command.initiator);
 647       }
 648       else
 649       {
 650         device->SetInactiveSource();
 651         device->TransmitInactiveSource();
 652         device->SetMenuState(CEC_MENU_STATE_DEACTIVATED);
 653       }
 654     }
 655
 656     return true;
 657   }
 658   return false;
 659 }
 660
 661 bool CCECCommandHandler::HandleUserControlRelease(const cec_command &command)
 662 {
 663   if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
 664     CLibCEC::AddKey();
 665
 666   return true;
 667 }
 668
 669 bool CCECCommandHandler::HandleVendorCommand(const cec_command & UNUSED(command))
 670 {
 671   return true;
 672 }
 673
 674 void CCECCommandHandler::UnhandledCommand(const cec_command &command)
 675 {
 676   CLibCEC::AddLog(CEC_LOG_DEBUG, "unhandled command with opcode %02x from address %d", command.opcode, command.initiator);
 677 }
 678
 679 size_t CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
 680 {
 681   size_t iReturn(0);
 682
 683   cec_logical_addresses addresses = m_processor->GetLogicalAddresses();
 684   for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 685   {
 686     if (addresses[iPtr])
 687     {
 688       devices.push_back(GetDevice((cec_logical_address) iPtr));
 689       ++iReturn;
 690     }
 691   }
 692
 693   return iReturn;
 694 }
 695
 696 CCECBusDevice *CCECCommandHandler::GetDevice(cec_logical_address iLogicalAddress) const
 697 {
 698   CCECBusDevice *device = NULL;
 699
 700   if (iLogicalAddress >= CECDEVICE_TV && iLogicalAddress <= CECDEVICE_BROADCAST)
 701     device = m_processor->m_busDevices[iLogicalAddress];
 702
 703   return device;
 704 }
 705
 706 CCECBusDevice *CCECCommandHandler::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress) const
 707 {
 708   return m_processor->GetDeviceByPhysicalAddress(iPhysicalAddress);
 709 }
 710
 711 CCECBusDevice *CCECCommandHandler::GetDeviceByType(cec_device_type type) const
 712 {
 713   return m_processor->GetDeviceByType(type);
 714 }
 715
 716 bool CCECCommandHandler::SetVendorId(const cec_command &command)
 717 {
 718   bool bChanged(false);
 719   if (command.parameters.size < 3)
 720   {
 721     CLibCEC::AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
 722     return bChanged;
 723   }
 724
 725   uint64_t iVendorId = ((uint64_t)command.parameters[0] << 16) +
 726                        ((uint64_t)command.parameters[1] << 8) +
 727                         (uint64_t)command.parameters[2];
 728
 729   CCECBusDevice *device = GetDevice((cec_logical_address) command.initiator);
 730   if (device)
 731     bChanged = device->SetVendorId(iVendorId);
 732   return bChanged;
 733 }
 734
 735 void CCECCommandHandler::SetPhysicalAddress(cec_logical_address iAddress, uint16_t iNewAddress)
 736 {
 737   if (!m_busDevice->MyLogicalAddressContains(iAddress))
 738   {
 739     bool bOurAddress(m_processor->GetPhysicalAddress() == iNewAddress);
 740     GetDevice(iAddress)->SetPhysicalAddress(iNewAddress);
 741     if (bOurAddress)
 742     {
 743       /* another device reported the same physical address as ours
 744        * since we don't have physical address detection yet, we'll just use the
 745        * given address, increased by 0x100 for now */
 746       m_processor->SetPhysicalAddress(iNewAddress + 0x100);
 747     }
 748   }
 749 }
 750
 751 bool CCECCommandHandler::PowerOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 752 {
 753   if (iDestination == CECDEVICE_TV)
 754     return TransmitImageViewOn(iInitiator, iDestination);
 755
 756   return TransmitKeypress(iInitiator, iDestination, CEC_USER_CONTROL_CODE_POWER) &&
 757     TransmitKeyRelease(iInitiator, iDestination);
 758 }
 759
 760 bool CCECCommandHandler::TransmitImageViewOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 761 {
 762   cec_command command;
 763   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_IMAGE_VIEW_ON);
 764
 765   return Transmit(command);
 766 }
 767
 768 bool CCECCommandHandler::TransmitStandby(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 769 {
 770   cec_command command;
 771   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_STANDBY);
 772
 773   return Transmit(command);
 774 }
 775
 776 bool CCECCommandHandler::TransmitRequestActiveSource(const cec_logical_address iInitiator, bool bWaitForResponse /* = true */)
 777 {
 778   cec_command command;
 779   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REQUEST_ACTIVE_SOURCE);
 780
 781   return Transmit(command, !bWaitForResponse);
 782 }
 783
 784 bool CCECCommandHandler::TransmitRequestCecVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 785 {
 786   cec_command command;
 787   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_CEC_VERSION);
 788
 789   return Transmit(command, !bWaitForResponse);
 790 }
 791
 792 bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 793 {
 794   cec_command command;
 795   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_MENU_LANGUAGE);
 796
 797   return Transmit(command, !bWaitForResponse);
 798 }
 799
 800 bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 801 {
 802   cec_command command;
 803   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_OSD_NAME);
 804
 805   return Transmit(command, !bWaitForResponse);
 806 }
 807
 808 bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 809 {
 810   cec_command command;
 811   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS);
 812
 813   return Transmit(command, !bWaitForResponse);
 814 }
 815
 816 bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 817 {
 818   cec_command command;
 819   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
 820
 821   return Transmit(command, !bWaitForResponse);
 822 }
 823
 824 bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWaitForResponse /* = true */)
 825 {
 826   cec_command command;
 827   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 828
 829   return Transmit(command, !bWaitForResponse);
 830 }
 831
 832 bool CCECCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 833 {
 834   cec_command command;
 835   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_ACTIVE_SOURCE);
 836   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 837   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 838
 839   return Transmit(command);
 840 }
 841
 842 bool CCECCommandHandler::TransmitCECVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_version cecVersion)
 843 {
 844   cec_command command;
 845   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_CEC_VERSION);
 846   command.parameters.PushBack((uint8_t)cecVersion);
 847
 848   return Transmit(command);
 849 }
 850
 851 bool CCECCommandHandler::TransmitInactiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 852 {
 853   cec_command command;
 854   cec_command::Format(command, iInitiator, CECDEVICE_TV, CEC_OPCODE_INACTIVE_SOURCE);
 855   command.parameters.PushBack((iPhysicalAddress >> 8) & 0xFF);
 856   command.parameters.PushBack(iPhysicalAddress & 0xFF);
 857
 858   return Transmit(command);
 859 }
 860
 861 bool CCECCommandHandler::TransmitMenuState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_menu_state menuState)
 862 {
 863   cec_command command;
 864   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_MENU_STATUS);
 865   command.parameters.PushBack((uint8_t)menuState);
 866
 867   return Transmit(command);
 868 }
 869
 870 bool CCECCommandHandler::TransmitOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, CStdString strDeviceName)
 871 {
 872   cec_command command;
 873   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_NAME);
 874   for (size_t iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
 875     command.parameters.PushBack(strDeviceName.at(iPtr));
 876
 877   return Transmit(command);
 878 }
 879
 880 bool CCECCommandHandler::TransmitOSDString(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_display_control duration, const char *strMessage)
 881 {
 882   cec_command command;
 883   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_STRING);
 884   command.parameters.PushBack((uint8_t)duration);
 885
 886   size_t iLen = strlen(strMessage);
 887   if (iLen > 13) iLen = 13;
 888
 889   for (size_t iPtr = 0; iPtr < iLen; iPtr++)
 890     command.parameters.PushBack(strMessage[iPtr]);
 891
 892   return Transmit(command);
 893 }
 894
 895 bool CCECCommandHandler::TransmitPhysicalAddress(const cec_logical_address iInitiator, uint16_t iPhysicalAddress, cec_device_type type)
 896 {
 897   cec_command command;
 898   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
 899   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 900   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 901   command.parameters.PushBack((uint8_t) (type));
 902
 903   return Transmit(command);
 904 }
 905
 906 bool CCECCommandHandler::TransmitSetMenuLanguage(const cec_logical_address iInitiator, const char lang[3])
 907 {
 908   cec_command command;
 909   command.Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_SET_MENU_LANGUAGE);
 910   command.parameters.PushBack((uint8_t) lang[0]);
 911   command.parameters.PushBack((uint8_t) lang[1]);
 912   command.parameters.PushBack((uint8_t) lang[2]);
 913
 914   return Transmit(command);
 915 }
 916
 917 bool CCECCommandHandler::TransmitPoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 918 {
 919   cec_command command;
 920   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_NONE);
 921
 922   return Transmit(command);
 923 }
 924
 925 bool CCECCommandHandler::TransmitPowerState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_power_status state)
 926 {
 927   cec_command command;
 928   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_POWER_STATUS);
 929   command.parameters.PushBack((uint8_t) state);
 930
 931   return Transmit(command);
 932 }
 933
 934 bool CCECCommandHandler::TransmitVendorID(const cec_logical_address iInitiator, uint64_t iVendorId)
 935 {
 936   cec_command command;
 937   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_DEVICE_VENDOR_ID);
 938
 939   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 16) & 0xFF));
 940   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 8) & 0xFF));
 941   command.parameters.PushBack((uint8_t) ((uint64_t)iVendorId & 0xFF));
 942
 943   return Transmit(command);
 944 }
 945
 946 bool CCECCommandHandler::TransmitAudioStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, uint8_t state)
 947 {
 948   cec_command command;
 949   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_AUDIO_STATUS);
 950   command.parameters.PushBack(state);
 951
 952   return Transmit(command);
 953 }
 954
 955 bool CCECCommandHandler::TransmitSetSystemAudioMode(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
 956 {
 957   cec_command command;
 958   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_SYSTEM_AUDIO_MODE);
 959   command.parameters.PushBack((uint8_t)state);
 960
 961   return Transmit(command);
 962 }
 963
 964 bool CCECCommandHandler::TransmitSetStreamPath(uint16_t iStreamPath)
 965 {
 966   cec_command command;
 967   cec_command::Format(command, m_busDevice->GetLogicalAddress(), CECDEVICE_BROADCAST, CEC_OPCODE_SET_STREAM_PATH);
 968   command.parameters.PushBack((uint8_t) ((iStreamPath >> 8) & 0xFF));
 969   command.parameters.PushBack((uint8_t) (iStreamPath        & 0xFF));
 970
 971   return Transmit(command);
 972 }
 973
 974 bool CCECCommandHandler::TransmitSystemAudioModeStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
 975 {
 976   cec_command command;
 977   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS);
 978   command.parameters.PushBack((uint8_t)state);
 979
 980   return Transmit(command);
 981 }
 982
 983 bool CCECCommandHandler::TransmitDeckStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_deck_info state)
 984 {
 985   cec_command command;
 986   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_DECK_STATUS);
 987   command.PushBack((uint8_t)state);
 988
 989   return Transmit(command);
 990 }
 991
 992 bool CCECCommandHandler::TransmitKeypress(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = true */)
 993 {
 994   cec_command command;
 995   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_PRESSED);
 996   command.parameters.PushBack((uint8_t)key);
 997
 998   return Transmit(command, !bWait);
 999 }
1000
1001 bool CCECCommandHandler::TransmitKeyRelease(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWait /* = true */)
1002 {
1003   cec_command command;
1004   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_RELEASE);
1005
1006   return Transmit(command, !bWait);
1007 }
1008
1009 bool CCECCommandHandler::Transmit(cec_command &command, bool bSuppressWait /* = false */)
1010 {
1011   bool bReturn(false);
1012   cec_opcode expectedResponse(cec_command::GetResponseOpcode(command.opcode));
1013   bool bExpectResponse(expectedResponse != CEC_OPCODE_NONE && !bSuppressWait);
1014   command.transmit_timeout = m_iTransmitTimeout;
1015
1016   if (command.initiator == CECDEVICE_UNKNOWN)
1017   {
1018     CLibCEC::AddLog(CEC_LOG_ERROR, "not transmitting a command without a valid initiator");
1019     return bReturn;
1020   }
1021
1022   {
1023     uint8_t iTries(0), iMaxTries(!command.opcode_set ? 1 : m_iTransmitRetries + 1);
1024     while (!bReturn && ++iTries <= iMaxTries && !m_busDevice->IsUnsupportedFeature(command.opcode))
1025     {
1026       if ((bReturn = m_processor->Transmit(command)) == true)
1027       {
1028         CLibCEC::AddLog(CEC_LOG_DEBUG, "command transmitted");
1029         if (bExpectResponse)
1030         {
1031           bReturn = m_waitForResponse->Wait(expectedResponse);
1032           CLibCEC::AddLog(CEC_LOG_DEBUG, bReturn ? "expected response received (%X: %s)" : "expected response not received (%X: %s)", (int)expectedResponse, m_processor->ToString(expectedResponse));
1033         }
1034       }
1035     }
1036   }
1037
1038   return bReturn;
1039 }
1040
1041 bool CCECCommandHandler::ActivateSource(void)
1042 {
1043   if (m_busDevice->IsActiveSource() &&
1044     m_busDevice->GetStatus(false) == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
1045   {
1046     m_busDevice->SetPowerStatus(CEC_POWER_STATUS_ON);
1047     m_busDevice->SetMenuState(CEC_MENU_STATE_ACTIVATED);
1048
1049     m_busDevice->TransmitImageViewOn();
1050     m_busDevice->TransmitActiveSource();
1051     m_busDevice->TransmitMenuState(CECDEVICE_TV);
1052     if ((m_busDevice->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
1053       m_busDevice->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) &&
1054       SendDeckStatusUpdateOnActiveSource())
1055       ((CCECPlaybackDevice *)m_busDevice)->TransmitDeckStatus(CECDEVICE_TV);
1056     m_bHandlerInited = true;
1057   }
1058   return true;
1059 }
1060
1061 void CCECCommandHandler::SignalOpcode(cec_opcode opcode)
1062 {
1063   m_waitForResponse->Received(opcode);
1064 }