src/lib/implementations/CECCommandHandler.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011 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
  39 using namespace CEC;
  40 using namespace std;
  41
  42 CCECCommandHandler::CCECCommandHandler(CCECBusDevice *busDevice) :
  43     m_busDevice(busDevice),
  44     m_processor(m_busDevice->GetProcessor()),
  45     m_iTransmitTimeout(CEC_DEFAULT_TRANSMIT_TIMEOUT),
  46     m_iTransmitWait(CEC_DEFAULT_TRANSMIT_WAIT),
  47     m_iTransmitRetries(CEC_DEFAULT_TRANSMIT_RETRIES),
  48     m_bHandlerInited(false)
  49 {
  50 }
  51
  52 CCECCommandHandler::~CCECCommandHandler(void)
  53 {
  54   m_condition.Broadcast();
  55 }
  56
  57 bool CCECCommandHandler::HandleCommand(const cec_command &command)
  58 {
  59   bool bHandled(true), bHandlerChanged(false);
  60
  61   CStdString strLog;
  62   strLog.Format(">> %s (%X) -> %s (%X): %s (%2X)", m_processor->ToString(command.initiator), command.initiator, m_processor->ToString(command.destination), command.destination, m_processor->ToString(command.opcode), command.opcode);
  63   m_busDevice->AddLog(CEC_LOG_NOTICE, strLog);
  64
  65   m_processor->AddCommand(command);
  66
  67   switch(command.opcode)
  68   {
  69   case CEC_OPCODE_REPORT_POWER_STATUS:
  70     HandleReportPowerStatus(command);
  71     break;
  72   case CEC_OPCODE_CEC_VERSION:
  73     HandleDeviceCecVersion(command);
  74     break;
  75   case CEC_OPCODE_SET_MENU_LANGUAGE:
  76     HandleSetMenuLanguage(command);
  77     break;
  78   case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
  79     HandleGivePhysicalAddress(command);
  80     break;
  81   case CEC_OPCODE_GIVE_OSD_NAME:
  82      HandleGiveOSDName(command);
  83     break;
  84   case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
  85     HandleGiveDeviceVendorId(command);
  86     break;
  87   case CEC_OPCODE_DEVICE_VENDOR_ID:
  88     bHandlerChanged = HandleDeviceVendorId(command);
  89     break;
  90   case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
  91     HandleDeviceVendorCommandWithId(command);
  92     break;
  93   case CEC_OPCODE_GIVE_DECK_STATUS:
  94     HandleGiveDeckStatus(command);
  95     break;
  96   case CEC_OPCODE_DECK_CONTROL:
  97     HandleDeckControl(command);
  98     break;
  99   case CEC_OPCODE_MENU_REQUEST:
 100     HandleMenuRequest(command);
 101     break;
 102   case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
 103     HandleGiveDevicePowerStatus(command);
 104     break;
 105   case CEC_OPCODE_GET_CEC_VERSION:
 106     HandleGetCecVersion(command);
 107     break;
 108   case CEC_OPCODE_USER_CONTROL_PRESSED:
 109     HandleUserControlPressed(command);
 110     break;
 111   case CEC_OPCODE_USER_CONTROL_RELEASE:
 112     HandleUserControlRelease(command);
 113     break;
 114   case CEC_OPCODE_GIVE_AUDIO_STATUS:
 115     HandleGiveAudioStatus(command);
 116     break;
 117   case CEC_OPCODE_GIVE_SYSTEM_AUDIO_MODE_STATUS:
 118     HandleGiveSystemAudioModeStatus(command);
 119     break;
 120   case CEC_OPCODE_SYSTEM_AUDIO_MODE_REQUEST:
 121     HandleSystemAudioModeRequest(command);
 122     break;
 123   case CEC_OPCODE_REPORT_AUDIO_STATUS:
 124     HandleReportAudioStatus(command);
 125     break;
 126   case CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS:
 127     HandleSystemAudioModeStatus(command);
 128     break;
 129   case CEC_OPCODE_SET_SYSTEM_AUDIO_MODE:
 130     HandleSetSystemAudioMode(command);
 131     break;
 132   case CEC_OPCODE_REQUEST_ACTIVE_SOURCE:
 133     HandleRequestActiveSource(command);
 134     break;
 135   case CEC_OPCODE_SET_STREAM_PATH:
 136     HandleSetStreamPath(command);
 137     break;
 138   case CEC_OPCODE_ROUTING_CHANGE:
 139     HandleRoutingChange(command);
 140     break;
 141   case CEC_OPCODE_ROUTING_INFORMATION:
 142     HandleRoutingInformation(command);
 143     break;
 144   case CEC_OPCODE_STANDBY:
 145     HandleStandby(command);
 146     break;
 147   case CEC_OPCODE_ACTIVE_SOURCE:
 148     HandleActiveSource(command);
 149     break;
 150   case CEC_OPCODE_REPORT_PHYSICAL_ADDRESS:
 151     HandleReportPhysicalAddress(command);
 152     break;
 153   case CEC_OPCODE_SET_OSD_NAME:
 154     HandleSetOSDName(command);
 155     break;
 156   case CEC_OPCODE_IMAGE_VIEW_ON:
 157     HandleImageViewOn(command);
 158     break;
 159   case CEC_OPCODE_TEXT_VIEW_ON:
 160     HandleTextViewOn(command);
 161     break;
 162   case CEC_OPCODE_FEATURE_ABORT:
 163     HandleFeatureAbort(command);
 164     break;
 165   default:
 166     UnhandledCommand(command);
 167     bHandled = false;
 168     break;
 169   }
 170
 171   if (bHandled && !bHandlerChanged)
 172   {
 173     CLockObject lock(&m_receiveMutex);
 174     m_condition.Signal();
 175   }
 176
 177   return bHandled;
 178 }
 179
 180 bool CCECCommandHandler::HandleActiveSource(const cec_command &command)
 181 {
 182   if (command.parameters.size == 2)
 183   {
 184     uint16_t iAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 185     return m_processor->SetActiveSource(iAddress);
 186   }
 187
 188   return true;
 189 }
 190
 191 bool CCECCommandHandler::HandleDeckControl(const cec_command &command)
 192 {
 193   CCECBusDevice *device = GetDevice(command.destination);
 194   if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) && command.parameters.size > 0)
 195   {
 196     ((CCECPlaybackDevice *) device)->SetDeckControlMode((cec_deck_control_mode) command.parameters[0]);
 197     return true;
 198   }
 199
 200   return false;
 201 }
 202
 203 bool CCECCommandHandler::HandleDeviceCecVersion(const cec_command &command)
 204 {
 205   if (command.parameters.size == 1)
 206   {
 207     CCECBusDevice *device = GetDevice(command.initiator);
 208     if (device)
 209       device->SetCecVersion((cec_version) command.parameters[0]);
 210   }
 211
 212   return true;
 213 }
 214
 215 bool CCECCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
 216 {
 217   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 218     m_processor->TransmitAbort(command.initiator, command.opcode, CEC_ABORT_REASON_REFUSED);
 219
 220   return true;
 221 }
 222
 223 bool CCECCommandHandler::HandleDeviceVendorId(const cec_command &command)
 224 {
 225   return SetVendorId(command);
 226 }
 227
 228 bool CCECCommandHandler::HandleFeatureAbort(const cec_command &command)
 229 {
 230   if (command.parameters.size == 2)
 231   {
 232     m_processor->m_busDevices[command.initiator]->SetUnsupportedFeature((cec_opcode)command.parameters[0]);
 233   }
 234   return true;
 235 }
 236
 237 bool CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
 238 {
 239   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 240   {
 241     CCECBusDevice *device = GetDevice(command.destination);
 242     if (device)
 243       return device->TransmitCECVersion(command.initiator);
 244   }
 245
 246   return false;
 247 }
 248
 249 bool CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
 250 {
 251   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 252   {
 253     CCECBusDevice *device = GetDevice(command.destination);
 254     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 255       return ((CCECAudioSystem *) device)->TransmitAudioStatus(command.initiator);
 256   }
 257
 258   return false;
 259 }
 260
 261 bool CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
 262 {
 263   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 264   {
 265     CCECBusDevice *device = GetDevice(command.destination);
 266     if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
 267       return ((CCECPlaybackDevice *) device)->TransmitDeckStatus(command.initiator);
 268   }
 269
 270   return false;
 271 }
 272
 273 bool CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
 274 {
 275   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 276   {
 277     CCECBusDevice *device = GetDevice(command.destination);
 278     if (device)
 279       return device->TransmitPowerState(command.initiator);
 280   }
 281
 282   return false;
 283 }
 284
 285 bool CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
 286 {
 287   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 288   {
 289     CCECBusDevice *device = GetDevice(command.destination);
 290     if (device)
 291       return device->TransmitVendorID(command.initiator);
 292   }
 293
 294   return false;
 295 }
 296
 297 bool CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
 298 {
 299   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 300   {
 301     CCECBusDevice *device = GetDevice(command.destination);
 302     if (device)
 303       return device->TransmitOSDName(command.initiator);
 304   }
 305
 306   return false;
 307 }
 308
 309 bool CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
 310 {
 311   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 312   {
 313     CCECBusDevice *device = GetDevice(command.destination);
 314     if (device)
 315     {
 316       device->SetActiveSource();
 317       return device->TransmitPhysicalAddress() &&
 318           device->TransmitActiveSource();
 319     }
 320   }
 321
 322   return false;
 323 }
 324
 325 bool CCECCommandHandler::HandleGiveSystemAudioModeStatus(const cec_command &command)
 326 {
 327   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 328   {
 329     CCECBusDevice *device = GetDevice(command.destination);
 330     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 331       return ((CCECAudioSystem *) device)->TransmitSystemAudioModeStatus(command.initiator);
 332   }
 333
 334   return false;
 335 }
 336
 337 bool CCECCommandHandler::HandleImageViewOn(const cec_command &command)
 338 {
 339   m_processor->m_busDevices[command.initiator]->SetActiveSource();
 340   return true;
 341 }
 342
 343 bool CCECCommandHandler::HandleMenuRequest(const cec_command &command)
 344 {
 345   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 346   {
 347     if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_QUERY)
 348     {
 349       CCECBusDevice *device = GetDevice(command.destination);
 350       if (device)
 351         return device->TransmitMenuState(command.initiator);
 352     }
 353   }
 354
 355   return false;
 356 }
 357
 358 bool CCECCommandHandler::HandleReportAudioStatus(const cec_command &command)
 359 {
 360   if (command.parameters.size == 1)
 361   {
 362     CCECBusDevice *device = GetDevice(command.initiator);
 363     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 364     {
 365       ((CCECAudioSystem *)device)->SetAudioStatus(command.parameters[0]);
 366       return true;
 367     }
 368   }
 369   return false;
 370 }
 371
 372 bool CCECCommandHandler::HandleReportPhysicalAddress(const cec_command &command)
 373 {
 374   if (command.parameters.size == 3)
 375   {
 376     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 377     SetPhysicalAddress(command.initiator, iNewAddress);
 378   }
 379   return true;
 380 }
 381
 382 bool CCECCommandHandler::HandleReportPowerStatus(const cec_command &command)
 383 {
 384   if (command.parameters.size == 1)
 385   {
 386     CCECBusDevice *device = GetDevice(command.initiator);
 387     if (device)
 388       device->SetPowerStatus((cec_power_status) command.parameters[0]);
 389   }
 390   return true;
 391 }
 392
 393 bool CCECCommandHandler::HandleRequestActiveSource(const cec_command &command)
 394 {
 395   if (m_processor->IsStarted())
 396   {
 397     CStdString strLog;
 398     strLog.Format(">> %i requests active source", (uint8_t) command.initiator);
 399     m_busDevice->AddLog(CEC_LOG_DEBUG, strLog.c_str());
 400
 401     vector<CCECBusDevice *> devices;
 402     for (int iDevicePtr = (int)GetMyDevices(devices)-1; iDevicePtr >=0; iDevicePtr--)
 403       devices[iDevicePtr]->TransmitActiveSource();
 404
 405     return true;
 406   }
 407   return false;
 408 }
 409
 410 bool CCECCommandHandler::HandleRoutingChange(const cec_command &command)
 411 {
 412   if (command.parameters.size == 4)
 413   {
 414     uint16_t iOldAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 415     uint16_t iNewAddress = ((uint16_t)command.parameters[2] << 8) | ((uint16_t)command.parameters[3]);
 416
 417     CCECBusDevice *device = GetDevice(command.initiator);
 418     if (device)
 419       device->SetStreamPath(iNewAddress, iOldAddress);
 420   }
 421   return true;
 422 }
 423
 424 bool CCECCommandHandler::HandleRoutingInformation(const cec_command &command)
 425 {
 426   if (command.parameters.size == 2)
 427   {
 428     uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 429     m_processor->SetActiveSource(iNewAddress);
 430   }
 431
 432   return false;
 433 }
 434
 435 bool CCECCommandHandler::HandleSetMenuLanguage(const cec_command &command)
 436 {
 437   if (command.parameters.size == 3)
 438   {
 439     CCECBusDevice *device = GetDevice(command.initiator);
 440     if (device)
 441     {
 442       cec_menu_language language;
 443       language.device = command.initiator;
 444       for (uint8_t iPtr = 0; iPtr < 4; iPtr++)
 445         language.language[iPtr] = command.parameters[iPtr];
 446       language.language[3] = 0;
 447       device->SetMenuLanguage(language);
 448       return true;
 449     }
 450   }
 451   return false;
 452 }
 453
 454 bool CCECCommandHandler::HandleSetOSDName(const cec_command &command)
 455 {
 456   if (command.parameters.size > 0)
 457   {
 458     CCECBusDevice *device = GetDevice(command.initiator);
 459     if (device)
 460     {
 461       char buf[1024];
 462       for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 463         buf[iPtr] = (char)command.parameters[iPtr];
 464       buf[command.parameters.size] = 0;
 465
 466       CStdString strName(buf);
 467       device->SetOSDName(strName);
 468
 469       return true;
 470     }
 471   }
 472   return false;
 473 }
 474
 475 bool CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
 476 {
 477   if (m_processor->IsStarted() && command.parameters.size >= 2)
 478   {
 479     uint16_t iStreamAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 480     CStdString strLog;
 481     strLog.Format(">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
 482     m_busDevice->AddLog(CEC_LOG_DEBUG, strLog.c_str());
 483
 484     /* one of the device handled by libCEC has been made active */
 485     CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamAddress);
 486     if (device && m_busDevice->MyLogicalAddressContains(device->GetLogicalAddress()))
 487     {
 488       device->SetActiveSource();
 489       device->TransmitActiveSource();
 490     }
 491   }
 492   return false;
 493 }
 494
 495 bool CCECCommandHandler::HandleSystemAudioModeRequest(const cec_command &command)
 496 {
 497   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 498   {
 499     CCECBusDevice *device = GetDevice(command.destination);
 500     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 501     {
 502       if (command.parameters.size >= 2)
 503       {
 504         device->SetPowerStatus(CEC_POWER_STATUS_ON);
 505         ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_ON);
 506         uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
 507         CCECBusDevice *newActiveDevice = GetDeviceByPhysicalAddress(iNewAddress);
 508         if (newActiveDevice)
 509           newActiveDevice->SetActiveSource();
 510         return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
 511       }
 512       else
 513       {
 514         ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_OFF);
 515         return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
 516       }
 517     }
 518   }
 519   return false;
 520 }
 521
 522 bool CCECCommandHandler::HandleStandby(const cec_command &command)
 523 {
 524   CCECBusDevice *device = GetDevice(command.initiator);
 525   if (device)
 526     device->SetPowerStatus(CEC_POWER_STATUS_STANDBY);
 527
 528   return true;
 529 }
 530
 531 bool CCECCommandHandler::HandleSystemAudioModeStatus(const cec_command &command)
 532 {
 533   if (command.parameters.size == 1)
 534   {
 535     CCECBusDevice *device = GetDevice(command.initiator);
 536     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 537     {
 538       ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 539       return true;
 540     }
 541   }
 542
 543   return false;
 544 }
 545
 546 bool CCECCommandHandler::HandleSetSystemAudioMode(const cec_command &command)
 547 {
 548   if (command.parameters.size == 1)
 549   {
 550     CCECBusDevice *device = GetDevice(command.initiator);
 551     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
 552     {
 553       ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
 554       return true;
 555     }
 556   }
 557
 558   return false;
 559 }
 560
 561 bool CCECCommandHandler::HandleTextViewOn(const cec_command &command)
 562 {
 563   m_processor->m_busDevices[command.initiator]->SetActiveSource();
 564   return true;
 565 }
 566
 567 bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
 568 {
 569   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination) && command.parameters.size > 0)
 570   {
 571     m_processor->AddKey();
 572
 573     if (command.parameters[0] <= CEC_USER_CONTROL_CODE_MAX)
 574     {
 575       CStdString strLog;
 576       strLog.Format("key pressed: %x", command.parameters[0]);
 577       m_busDevice->AddLog(CEC_LOG_DEBUG, strLog.c_str());
 578
 579       if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER ||
 580           command.parameters[0] == CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION)
 581       {
 582         CCECBusDevice *device = GetDevice(command.destination);
 583         if (device)
 584         {
 585           device->SetPowerStatus(CEC_POWER_STATUS_ON);
 586           if (device->MyLogicalAddressContains(device->GetLogicalAddress()))
 587           {
 588             device->SetActiveSource();
 589             device->TransmitActiveSource();
 590
 591             if (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
 592                 device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE)
 593               ((CCECPlaybackDevice *)device)->TransmitDeckStatus(command.initiator);
 594           }
 595         }
 596       }
 597       else
 598       {
 599         m_processor->SetCurrentButton((cec_user_control_code) command.parameters[0]);
 600       }
 601       return true;
 602     }
 603   }
 604   return false;
 605 }
 606
 607 bool CCECCommandHandler::HandleUserControlRelease(const cec_command &command)
 608 {
 609   if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
 610     m_processor->AddKey();
 611
 612   return true;
 613 }
 614
 615 void CCECCommandHandler::UnhandledCommand(const cec_command &command)
 616 {
 617   CStdString strLog;
 618   strLog.Format("unhandled command with opcode %02x from address %d", command.opcode, command.initiator);
 619   m_busDevice->AddLog(CEC_LOG_DEBUG, strLog);
 620 }
 621
 622 unsigned int CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
 623 {
 624   unsigned int iReturn(0);
 625
 626   cec_logical_addresses addresses = m_processor->GetLogicalAddresses();
 627   for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 628   {
 629     if (addresses[iPtr])
 630     {
 631       devices.push_back(GetDevice((cec_logical_address) iPtr));
 632       ++iReturn;
 633     }
 634   }
 635
 636   return iReturn;
 637 }
 638
 639 CCECBusDevice *CCECCommandHandler::GetDevice(cec_logical_address iLogicalAddress) const
 640 {
 641   CCECBusDevice *device = NULL;
 642
 643   if (iLogicalAddress >= CECDEVICE_TV && iLogicalAddress <= CECDEVICE_BROADCAST)
 644     device = m_processor->m_busDevices[iLogicalAddress];
 645
 646   return device;
 647 }
 648
 649 CCECBusDevice *CCECCommandHandler::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress) const
 650 {
 651   return m_processor->GetDeviceByPhysicalAddress(iPhysicalAddress);
 652 }
 653
 654 CCECBusDevice *CCECCommandHandler::GetDeviceByType(cec_device_type type) const
 655 {
 656   return m_processor->GetDeviceByType(type);
 657 }
 658
 659 bool CCECCommandHandler::SetVendorId(const cec_command &command)
 660 {
 661   bool bChanged(false);
 662   if (command.parameters.size < 3)
 663   {
 664     m_busDevice->AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
 665     return bChanged;
 666   }
 667
 668   uint64_t iVendorId = ((uint64_t)command.parameters[0] << 16) +
 669                        ((uint64_t)command.parameters[1] << 8) +
 670                         (uint64_t)command.parameters[2];
 671
 672   CCECBusDevice *device = GetDevice((cec_logical_address) command.initiator);
 673   if (device)
 674     bChanged = device->SetVendorId(iVendorId);
 675   return bChanged;
 676 }
 677
 678 void CCECCommandHandler::SetPhysicalAddress(cec_logical_address iAddress, uint16_t iNewAddress)
 679 {
 680   if (!m_busDevice->MyLogicalAddressContains(iAddress))
 681   {
 682     bool bOurAddress(m_processor->GetPhysicalAddress() == iNewAddress);
 683     GetDevice(iAddress)->SetPhysicalAddress(iNewAddress);
 684     if (bOurAddress)
 685     {
 686       /* another device reported the same physical address as ours
 687        * since we don't have physical address detection yet, we'll just use the
 688        * given address, increased by 0x100 for now */
 689       m_processor->SetPhysicalAddress(iNewAddress + 0x100);
 690     }
 691   }
 692 }
 693
 694 void CCECCommandHandler::HandlePoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 695 {
 696   CStdString strLog;
 697   strLog.Format("<< POLL: %s (%x) -> %s (%x)", m_processor->ToString(iInitiator), iInitiator, m_processor->ToString(iDestination), iDestination);
 698   m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 699 }
 700
 701 bool CCECCommandHandler::HandleReceiveFailed(void)
 702 {
 703   /* default = error */
 704   return true;
 705 }
 706
 707 bool CCECCommandHandler::TransmitPowerOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 708 {
 709   cec_command command;
 710   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_IMAGE_VIEW_ON);
 711
 712   return Transmit(command);
 713 }
 714
 715 bool CCECCommandHandler::TransmitStandby(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 716 {
 717   cec_command command;
 718   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_STANDBY);
 719
 720   return Transmit(command);
 721 }
 722
 723 bool CCECCommandHandler::TransmitRequestCecVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 724 {
 725   cec_command command;
 726   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_CEC_VERSION);
 727
 728   return Transmit(command);
 729 }
 730
 731 bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 732 {
 733   cec_command command;
 734   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_MENU_LANGUAGE);
 735
 736   return Transmit(command);
 737 }
 738
 739 bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 740 {
 741   cec_command command;
 742   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_OSD_NAME);
 743
 744   return Transmit(command);
 745 }
 746
 747 bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 748 {
 749   cec_command command;
 750   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS);
 751
 752   return Transmit(command);
 753 }
 754
 755 bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 756 {
 757   cec_command command;
 758   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
 759
 760   return Transmit(command);
 761 }
 762
 763 bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 764 {
 765   cec_command command;
 766   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 767
 768   return Transmit(command);
 769 }
 770
 771 bool CCECCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 772 {
 773   cec_command command;
 774   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_ACTIVE_SOURCE);
 775   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 776   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 777
 778   return Transmit(command);
 779 }
 780
 781 bool CCECCommandHandler::TransmitCECVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_version cecVersion)
 782 {
 783   cec_command command;
 784   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_CEC_VERSION);
 785   command.parameters.PushBack((uint8_t)cecVersion);
 786
 787   return Transmit(command);
 788 }
 789
 790 bool CCECCommandHandler::TransmitInactiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
 791 {
 792   cec_command command;
 793   cec_command::Format(command, iInitiator, CECDEVICE_TV, CEC_OPCODE_INACTIVE_SOURCE);
 794   command.parameters.PushBack((iPhysicalAddress >> 8) & 0xFF);
 795   command.parameters.PushBack(iPhysicalAddress & 0xFF);
 796
 797   return Transmit(command);
 798 }
 799
 800 bool CCECCommandHandler::TransmitMenuState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_menu_state menuState)
 801 {
 802   cec_command command;
 803   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_MENU_STATUS);
 804   command.parameters.PushBack((uint8_t)menuState);
 805
 806   return Transmit(command);
 807 }
 808
 809 bool CCECCommandHandler::TransmitOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, CStdString strDeviceName)
 810 {
 811   cec_command command;
 812   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_NAME);
 813   for (unsigned int iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
 814     command.parameters.PushBack(strDeviceName.at(iPtr));
 815
 816   return Transmit(command);
 817 }
 818
 819 bool CCECCommandHandler::TransmitOSDString(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_display_control duration, const char *strMessage)
 820 {
 821   cec_command command;
 822   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_STRING);
 823   command.parameters.PushBack((uint8_t)duration);
 824
 825   unsigned int iLen = strlen(strMessage);
 826   if (iLen > 13) iLen = 13;
 827
 828   for (unsigned int iPtr = 0; iPtr < iLen; iPtr++)
 829     command.parameters.PushBack(strMessage[iPtr]);
 830
 831   return Transmit(command);
 832 }
 833
 834 bool CCECCommandHandler::TransmitPhysicalAddress(const cec_logical_address iInitiator, uint16_t iPhysicalAddress, cec_device_type type)
 835 {
 836   cec_command command;
 837   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
 838   command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
 839   command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
 840   command.parameters.PushBack((uint8_t) (type));
 841
 842   return Transmit(command);
 843 }
 844
 845 bool CCECCommandHandler::TransmitPoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 846 {
 847   cec_command command;
 848   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_NONE);
 849
 850   return Transmit(command, false);
 851 }
 852
 853 bool CCECCommandHandler::TransmitPowerState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_power_status state)
 854 {
 855   cec_command command;
 856   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_POWER_STATUS);
 857   command.parameters.PushBack((uint8_t) state);
 858
 859   return Transmit(command);
 860 }
 861
 862 bool CCECCommandHandler::TransmitVendorID(const cec_logical_address iInitiator, uint64_t iVendorId)
 863 {
 864   cec_command command;
 865   cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_DEVICE_VENDOR_ID);
 866
 867   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 16) & 0xFF));
 868   command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 8) & 0xFF));
 869   command.parameters.PushBack((uint8_t) ((uint64_t)iVendorId & 0xFF));
 870
 871   return Transmit(command);
 872 }
 873
 874 bool CCECCommandHandler::TransmitAudioStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, uint8_t state)
 875 {
 876   cec_command command;
 877   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_AUDIO_STATUS);
 878   command.parameters.PushBack(state);
 879
 880   return Transmit(command);
 881 }
 882
 883 bool CCECCommandHandler::TransmitSetSystemAudioMode(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
 884 {
 885   cec_command command;
 886   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_SYSTEM_AUDIO_MODE);
 887   command.parameters.PushBack((uint8_t)state);
 888
 889   return Transmit(command);
 890 }
 891
 892 bool CCECCommandHandler::TransmitSystemAudioModeStatus(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_SYSTEM_AUDIO_MODE_STATUS);
 896   command.parameters.PushBack((uint8_t)state);
 897
 898   return Transmit(command);
 899 }
 900
 901 bool CCECCommandHandler::TransmitDeckStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_deck_info state)
 902 {
 903   cec_command command;
 904   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_DECK_STATUS);
 905   command.PushBack((uint8_t)state);
 906
 907   return Transmit(command);
 908 }
 909
 910 bool CCECCommandHandler::TransmitKeypress(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = true */)
 911 {
 912   cec_command command;
 913   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_PRESSED);
 914   command.parameters.PushBack((uint8_t)key);
 915
 916   return Transmit(command, bWait);
 917 }
 918
 919 bool CCECCommandHandler::TransmitKeyRelease(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWait /* = true */)
 920 {
 921   cec_command command;
 922   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_RELEASE);
 923
 924   return Transmit(command, bWait);
 925 }
 926
 927 bool CCECCommandHandler::Transmit(cec_command &command, bool bExpectResponse /* = true */)
 928 {
 929   command.transmit_timeout = m_iTransmitTimeout;
 930
 931   CLockObject writeLock(&m_processor->m_transmitMutex);
 932   CLockObject receiveLock(&m_receiveMutex);
 933   if (m_processor->Transmit(command))
 934   {
 935     if (bExpectResponse)
 936       return m_condition.Wait(&m_receiveMutex, m_iTransmitWait);
 937     return true;
 938   }
 939
 940   return false;
 941 }
 942
 943 bool CCECCommandHandler::InitHandler(void)
 944 {
 945   if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV)
 946   {
 947     CCECBusDevice *primary = m_processor->GetPrimaryDevice();
 948     primary->SetPowerStatus(CEC_POWER_STATUS_ON);
 949     primary->SetMenuState(CEC_MENU_STATE_ACTIVATED);
 950
 951     if (m_processor->GetPrimaryDevice()->GetPhysicalAddress(false) != 0xffff)
 952     {
 953       m_processor->SetActiveSource();
 954       primary->TransmitMenuState(m_busDevice->GetLogicalAddress());
 955       m_bHandlerInited = true;
 956     }
 957   }
 958   return true;
 959 }