src/lib/devices/CECBusDevice.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011-2013 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 "env.h"
  34 #include "CECBusDevice.h"
  35
  36 #include "lib/CECProcessor.h"
  37 #include "lib/CECClient.h"
  38 #include "lib/implementations/ANCommandHandler.h"
  39 #include "lib/implementations/CECCommandHandler.h"
  40 #include "lib/implementations/SLCommandHandler.h"
  41 #include "lib/implementations/VLCommandHandler.h"
  42 #include "lib/implementations/PHCommandHandler.h"
  43 #include "lib/implementations/RLCommandHandler.h"
  44 #include "lib/implementations/RHCommandHandler.h"
  45 #include "lib/implementations/AQCommandHandler.h"
  46 #include "lib/LibCEC.h"
  47 #include "lib/CECTypeUtils.h"
  48 #include "lib/platform/util/timeutils.h"
  49 #include "lib/platform/util/util.h"
  50
  51 #include "CECAudioSystem.h"
  52 #include "CECPlaybackDevice.h"
  53 #include "CECRecordingDevice.h"
  54 #include "CECTuner.h"
  55 #include "CECTV.h"
  56
  57 using namespace std;
  58 using namespace CEC;
  59 using namespace PLATFORM;
  60
  61 #define LIB_CEC     m_processor->GetLib()
  62 #define ToString(p) CCECTypeUtils::ToString(p)
  63
  64 CResponse::CResponse(cec_opcode opcode) :
  65     m_opcode(opcode)
  66 {
  67 }
  68
  69 CResponse::~CResponse(void)
  70 {
  71   Broadcast();
  72 }
  73
  74 bool CResponse::Wait(uint32_t iTimeout)
  75 {
  76   return m_event.Wait(iTimeout);
  77 }
  78
  79 void CResponse::Broadcast(void)
  80 {
  81   m_event.Broadcast();
  82 }
  83
  84 CWaitForResponse::CWaitForResponse(void)
  85 {
  86 }
  87
  88 CWaitForResponse::~CWaitForResponse(void)
  89 {
  90   Clear();
  91 }
  92
  93 void CWaitForResponse::Clear()
  94 {
  95   PLATFORM::CLockObject lock(m_mutex);
  96   for (std::map<cec_opcode, CResponse*>::iterator it = m_waitingFor.begin(); it != m_waitingFor.end(); it++)
  97   {
  98     it->second->Broadcast();
  99     delete it->second;
 100   }
 101   m_waitingFor.clear();
 102 }
 103
 104 bool CWaitForResponse::Wait(cec_opcode opcode, uint32_t iTimeout)
 105 {
 106   CResponse *response = GetEvent(opcode);
 107   return response ? response->Wait(iTimeout) : false;
 108 }
 109
 110 void CWaitForResponse::Received(cec_opcode opcode)
 111 {
 112   CResponse *response = GetEvent(opcode);
 113   if (response)
 114     response->Broadcast();
 115 }
 116
 117 CResponse* CWaitForResponse::GetEvent(cec_opcode opcode)
 118 {
 119   CResponse *retVal(NULL);
 120   {
 121     PLATFORM::CLockObject lock(m_mutex);
 122     std::map<cec_opcode, CResponse*>::iterator it = m_waitingFor.find(opcode);
 123     if (it != m_waitingFor.end())
 124     {
 125       retVal = it->second;
 126     }
 127     else
 128     {
 129       retVal = new CResponse(opcode);
 130       m_waitingFor[opcode] = retVal;
 131     }
 132     return retVal;
 133   }
 134 }
 135
 136 CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogicalAddress, uint16_t iPhysicalAddress /* = CEC_INVALID_PHYSICAL_ADDRESS */) :
 137   m_type                  (CEC_DEVICE_TYPE_RESERVED),
 138   m_iPhysicalAddress      (iPhysicalAddress),
 139   m_iStreamPath           (CEC_INVALID_PHYSICAL_ADDRESS),
 140   m_iLogicalAddress       (iLogicalAddress),
 141   m_powerStatus           (CEC_POWER_STATUS_UNKNOWN),
 142   m_processor             (processor),
 143   m_vendor                (CEC_VENDOR_UNKNOWN),
 144   m_bReplaceHandler       (false),
 145   m_menuState             (CEC_MENU_STATE_ACTIVATED),
 146   m_bActiveSource         (false),
 147   m_iLastActive           (0),
 148   m_iLastPowerStateUpdate (0),
 149   m_cecVersion            (CEC_VERSION_UNKNOWN),
 150   m_deviceStatus          (CEC_DEVICE_STATUS_UNKNOWN),
 151   m_iHandlerUseCount      (0),
 152   m_bAwaitingReceiveFailed(false),
 153   m_bVendorIdRequested    (false),
 154   m_waitForResponse       (new CWaitForResponse),
 155   m_bImageViewOnSent      (false)
 156 {
 157   m_handler = new CCECCommandHandler(this);
 158
 159   for (unsigned int iPtr = 0; iPtr < 4; iPtr++)
 160     m_menuLanguage.language[iPtr] = '?';
 161   m_menuLanguage.language[3] = 0;
 162   m_menuLanguage.device = iLogicalAddress;
 163
 164   m_strDeviceName = ToString(m_iLogicalAddress);
 165 }
 166
 167 CCECBusDevice::~CCECBusDevice(void)
 168 {
 169   DELETE_AND_NULL(m_handler);
 170   DELETE_AND_NULL(m_waitForResponse);
 171 }
 172
 173 bool CCECBusDevice::ReplaceHandler(bool bActivateSource /* = true */)
 174 {
 175   if (m_iLogicalAddress == CECDEVICE_BROADCAST)
 176     return false;
 177
 178   bool bInitHandler(false);
 179   {
 180     CLockObject lock(m_mutex);
 181     CLockObject handlerLock(m_handlerMutex);
 182     if (m_iHandlerUseCount > 0)
 183       return false;
 184
 185     MarkBusy();
 186
 187     if (m_vendor != m_handler->GetVendorId())
 188     {
 189       if (CCECCommandHandler::HasSpecificHandler(m_vendor))
 190       {
 191         LIB_CEC->AddLog(CEC_LOG_DEBUG, "replacing the command handler for device '%s' (%x)", GetLogicalAddressName(), GetLogicalAddress());
 192
 193         int32_t iTransmitTimeout     = m_handler->m_iTransmitTimeout;
 194         int32_t iTransmitWait        = m_handler->m_iTransmitWait;
 195         int8_t  iTransmitRetries     = m_handler->m_iTransmitRetries;
 196         int64_t iActiveSourcePending = m_handler->m_iActiveSourcePending;
 197
 198         DELETE_AND_NULL(m_handler);
 199
 200         switch (m_vendor)
 201         {
 202         case CEC_VENDOR_SAMSUNG:
 203           m_handler = new CANCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 204           break;
 205         case CEC_VENDOR_LG:
 206           m_handler = new CSLCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 207           break;
 208         case CEC_VENDOR_PANASONIC:
 209           m_handler = new CVLCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 210           break;
 211         case CEC_VENDOR_PHILIPS:
 212           m_handler = new CPHCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 213           break;
 214         case CEC_VENDOR_TOSHIBA:
 215         case CEC_VENDOR_TOSHIBA2:
 216           m_handler = new CRLCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 217           break;
 218         case CEC_VENDOR_ONKYO:
 219           m_handler = new CRHCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 220           break;
 221         case CEC_VENDOR_SHARP:
 222           m_handler = new CAQCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 223           break;
 224         default:
 225           m_handler = new CCECCommandHandler(this, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending);
 226           break;
 227         }
 228
 229         m_handler->SetVendorId(m_vendor);
 230         bInitHandler = true;
 231       }
 232     }
 233   }
 234
 235   if (bInitHandler)
 236   {
 237     CCECBusDevice *primary = GetProcessor()->GetPrimaryDevice();
 238     if (primary->GetLogicalAddress() != CECDEVICE_UNREGISTERED)
 239     {
 240       m_handler->InitHandler();
 241
 242       if (bActivateSource && IsHandledByLibCEC() && IsActiveSource())
 243         m_handler->ActivateSource();
 244     }
 245   }
 246
 247   MarkReady();
 248
 249   return true;
 250 }
 251
 252 CCECCommandHandler *CCECBusDevice::GetHandler(void)
 253 {
 254   ReplaceHandler(false);
 255   MarkBusy();
 256   return m_handler;
 257 }
 258
 259 bool CCECBusDevice::HandleCommand(const cec_command &command)
 260 {
 261   bool bHandled(false);
 262
 263   /* update "last active" */
 264   {
 265     CLockObject lock(m_mutex);
 266     m_iLastActive = GetTimeMs();
 267     MarkBusy();
 268   }
 269
 270   /* handle the command */
 271   bHandled = m_handler->HandleCommand(command);
 272
 273   /* change status to present */
 274   if (bHandled && GetLogicalAddress() != CECDEVICE_BROADCAST && command.opcode_set == 1)
 275   {
 276     CLockObject lock(m_mutex);
 277     if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
 278     {
 279       if (m_deviceStatus != CEC_DEVICE_STATUS_PRESENT)
 280         LIB_CEC->AddLog(CEC_LOG_DEBUG, "device %s (%x) status changed to present after command %s", GetLogicalAddressName(), (uint8_t)GetLogicalAddress(), ToString(command.opcode));
 281       m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
 282     }
 283   }
 284
 285   MarkReady();
 286   return bHandled;
 287 }
 288
 289 const char* CCECBusDevice::GetLogicalAddressName(void) const
 290 {
 291   return ToString(m_iLogicalAddress);
 292 }
 293
 294 bool CCECBusDevice::IsPresent(void)
 295 {
 296   CLockObject lock(m_mutex);
 297   return m_deviceStatus == CEC_DEVICE_STATUS_PRESENT;
 298 }
 299
 300 bool CCECBusDevice::IsHandledByLibCEC(void)
 301 {
 302   CLockObject lock(m_mutex);
 303   return m_deviceStatus == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC;
 304 }
 305
 306 void CCECBusDevice::SetUnsupportedFeature(cec_opcode opcode)
 307 {
 308   // some commands should never be marked as unsupported
 309   if (opcode == CEC_OPCODE_VENDOR_COMMAND ||
 310       opcode == CEC_OPCODE_VENDOR_COMMAND_WITH_ID ||
 311       opcode == CEC_OPCODE_VENDOR_REMOTE_BUTTON_DOWN ||
 312       opcode == CEC_OPCODE_VENDOR_REMOTE_BUTTON_UP ||
 313       opcode == CEC_OPCODE_ABORT ||
 314       opcode == CEC_OPCODE_FEATURE_ABORT ||
 315       opcode == CEC_OPCODE_NONE ||
 316       opcode == CEC_OPCODE_USER_CONTROL_PRESSED ||
 317       opcode == CEC_OPCODE_USER_CONTROL_RELEASE)
 318     return;
 319
 320   {
 321     CLockObject lock(m_mutex);
 322     if (m_unsupportedFeatures.find(opcode) == m_unsupportedFeatures.end())
 323     {
 324       LIB_CEC->AddLog(CEC_LOG_DEBUG, "marking opcode '%s' as unsupported feature for device '%s'", ToString(opcode), GetLogicalAddressName());
 325       m_unsupportedFeatures.insert(opcode);
 326     }
 327   }
 328
 329   // signal threads that are waiting for a reponse
 330   MarkBusy();
 331   SignalOpcode(cec_command::GetResponseOpcode(opcode));
 332   MarkReady();
 333 }
 334
 335 bool CCECBusDevice::IsUnsupportedFeature(cec_opcode opcode)
 336 {
 337   CLockObject lock(m_mutex);
 338   bool bUnsupported = (m_unsupportedFeatures.find(opcode) != m_unsupportedFeatures.end());
 339   if (bUnsupported)
 340     LIB_CEC->AddLog(CEC_LOG_DEBUG, "'%s' is marked as unsupported feature for device '%s'", ToString(opcode), GetLogicalAddressName());
 341   return bUnsupported;
 342 }
 343
 344 bool CCECBusDevice::TransmitKeypress(const cec_logical_address initiator, cec_user_control_code key, bool bWait /* = true */)
 345 {
 346   MarkBusy();
 347   bool bReturn = m_handler->TransmitKeypress(initiator, m_iLogicalAddress, key, bWait);
 348   MarkReady();
 349   return bReturn;
 350 }
 351
 352 bool CCECBusDevice::TransmitKeyRelease(const cec_logical_address initiator, bool bWait /* = true */)
 353 {
 354   MarkBusy();
 355   bool bReturn = m_handler->TransmitKeyRelease(initiator, m_iLogicalAddress, bWait);
 356   MarkReady();
 357   return bReturn;
 358 }
 359
 360 cec_version CCECBusDevice::GetCecVersion(const cec_logical_address initiator, bool bUpdate /* = false */)
 361 {
 362   bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
 363   bool bRequestUpdate(false);
 364   {
 365     CLockObject lock(m_mutex);
 366     bRequestUpdate = bIsPresent &&
 367         (bUpdate || m_cecVersion == CEC_VERSION_UNKNOWN);
 368   }
 369
 370   if (bRequestUpdate)
 371   {
 372     CheckVendorIdRequested(initiator);
 373     RequestCecVersion(initiator);
 374   }
 375
 376   CLockObject lock(m_mutex);
 377   return m_cecVersion;
 378 }
 379
 380 void CCECBusDevice::SetCecVersion(const cec_version newVersion)
 381 {
 382   CLockObject lock(m_mutex);
 383   if (m_cecVersion != newVersion)
 384     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): CEC version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(newVersion));
 385   m_cecVersion = newVersion;
 386 }
 387
 388 bool CCECBusDevice::RequestCecVersion(const cec_logical_address initiator, bool bWaitForResponse /* = true */)
 389 {
 390   bool bReturn(false);
 391
 392   if (!IsHandledByLibCEC() &&
 393       !IsUnsupportedFeature(CEC_OPCODE_GET_CEC_VERSION))
 394   {
 395     MarkBusy();
 396     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting CEC version of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 397     bReturn = m_handler->TransmitRequestCecVersion(initiator, m_iLogicalAddress, bWaitForResponse);
 398     MarkReady();
 399   }
 400   return bReturn;
 401 }
 402
 403 bool CCECBusDevice::TransmitCECVersion(const cec_logical_address destination, bool bIsReply)
 404 {
 405   cec_version version;
 406   {
 407     CLockObject lock(m_mutex);
 408     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): cec version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination, ToString(m_cecVersion));
 409     version = m_cecVersion;
 410   }
 411
 412   MarkBusy();
 413   bool bReturn = m_handler->TransmitCECVersion(m_iLogicalAddress, destination, version, bIsReply);
 414   MarkReady();
 415   return bReturn;
 416 }
 417
 418 cec_menu_language &CCECBusDevice::GetMenuLanguage(const cec_logical_address initiator, bool bUpdate /* = false */)
 419 {
 420   bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
 421   bool bRequestUpdate(false);
 422   {
 423     CLockObject lock(m_mutex);
 424     bRequestUpdate = (bIsPresent &&
 425         (bUpdate || !strcmp(m_menuLanguage.language, "???")));
 426   }
 427
 428   if (bRequestUpdate)
 429   {
 430     CheckVendorIdRequested(initiator);
 431     RequestMenuLanguage(initiator);
 432   }
 433
 434   CLockObject lock(m_mutex);
 435   return m_menuLanguage;
 436 }
 437
 438 void CCECBusDevice::SetMenuLanguage(const char *strLanguage)
 439 {
 440   if (!strLanguage)
 441     return;
 442
 443   CLockObject lock(m_mutex);
 444   if (strcmp(strLanguage, m_menuLanguage.language))
 445   {
 446     memcpy(m_menuLanguage.language, strLanguage, 3);
 447     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): menu language set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, m_menuLanguage.language);
 448   }
 449 }
 450
 451 void CCECBusDevice::SetMenuLanguage(const cec_menu_language &language)
 452 {
 453   if (language.device == m_iLogicalAddress)
 454     SetMenuLanguage(language.language);
 455 }
 456
 457 bool CCECBusDevice::RequestMenuLanguage(const cec_logical_address initiator, bool bWaitForResponse /* = true */)
 458 {
 459   bool bReturn(false);
 460
 461   if (!IsHandledByLibCEC() &&
 462       !IsUnsupportedFeature(CEC_OPCODE_GET_MENU_LANGUAGE))
 463   {
 464     MarkBusy();
 465     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting menu language of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 466     bReturn = m_handler->TransmitRequestMenuLanguage(initiator, m_iLogicalAddress, bWaitForResponse);
 467     MarkReady();
 468   }
 469   return bReturn;
 470 }
 471
 472 bool CCECBusDevice::TransmitSetMenuLanguage(const cec_logical_address destination, bool bIsReply)
 473 {
 474   bool bReturn(false);
 475   cec_menu_language language;
 476   {
 477     CLockObject lock(m_mutex);
 478     language = m_menuLanguage;
 479   }
 480
 481   char lang[4];
 482   {
 483     CLockObject lock(m_mutex);
 484     lang[0] = language.language[0];
 485     lang[1] = language.language[1];
 486     lang[2] = language.language[2];
 487     lang[3] = (char)0;
 488   }
 489
 490   MarkBusy();
 491   if (lang[0] == '?' && lang[1] == '?' && lang[2] == '?')
 492   {
 493     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): menu language feature abort", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination);
 494     m_processor->TransmitAbort(m_iLogicalAddress, destination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 495     bReturn = true;
 496   }
 497   else
 498   {
 499     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> broadcast (F): menu language '%s'", GetLogicalAddressName(), m_iLogicalAddress, lang);
 500     bReturn = m_handler->TransmitSetMenuLanguage(m_iLogicalAddress, lang, bIsReply);
 501   }
 502   MarkReady();
 503   return bReturn;
 504 }
 505
 506 bool CCECBusDevice::TransmitOSDString(const cec_logical_address destination, cec_display_control duration, const char *strMessage, bool bIsReply)
 507 {
 508   bool bReturn(false);
 509   if (!m_processor->GetDevice(destination)->IsUnsupportedFeature(CEC_OPCODE_SET_OSD_STRING))
 510   {
 511     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): display OSD message '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination, strMessage);
 512     MarkBusy();
 513     bReturn = m_handler->TransmitOSDString(m_iLogicalAddress, destination, duration, strMessage, bIsReply);
 514     MarkReady();
 515   }
 516   return bReturn;
 517 }
 518
 519 CStdString CCECBusDevice::GetCurrentOSDName(void)
 520 {
 521   CLockObject lock(m_mutex);
 522   return m_strDeviceName;
 523 }
 524
 525 CStdString CCECBusDevice::GetOSDName(const cec_logical_address initiator, bool bUpdate /* = false */)
 526 {
 527   bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
 528   bool bRequestUpdate(false);
 529   {
 530     CLockObject lock(m_mutex);
 531     bRequestUpdate = bIsPresent &&
 532         (bUpdate || m_strDeviceName.Equals(ToString(m_iLogicalAddress))) &&
 533         m_type != CEC_DEVICE_TYPE_TV;
 534   }
 535
 536   if (bRequestUpdate)
 537   {
 538     CheckVendorIdRequested(initiator);
 539     RequestOSDName(initiator);
 540   }
 541
 542   CLockObject lock(m_mutex);
 543   return m_strDeviceName;
 544 }
 545
 546 void CCECBusDevice::SetOSDName(CStdString strName)
 547 {
 548   CLockObject lock(m_mutex);
 549   if (m_strDeviceName != strName)
 550   {
 551     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): osd name set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, strName.c_str());
 552     m_strDeviceName = strName;
 553   }
 554 }
 555
 556 bool CCECBusDevice::RequestOSDName(const cec_logical_address initiator, bool bWaitForResponse /* = true */)
 557 {
 558   bool bReturn(false);
 559
 560   if (!IsHandledByLibCEC() &&
 561       !IsUnsupportedFeature(CEC_OPCODE_GIVE_OSD_NAME))
 562   {
 563     MarkBusy();
 564     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting OSD name of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 565     bReturn = m_handler->TransmitRequestOSDName(initiator, m_iLogicalAddress, bWaitForResponse);
 566     MarkReady();
 567   }
 568   return bReturn;
 569 }
 570
 571 bool CCECBusDevice::TransmitOSDName(const cec_logical_address destination, bool bIsReply)
 572 {
 573   CStdString strDeviceName;
 574   {
 575     CLockObject lock(m_mutex);
 576     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): OSD name '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination, m_strDeviceName.c_str());
 577     strDeviceName = m_strDeviceName;
 578   }
 579
 580   MarkBusy();
 581   bool bReturn = m_handler->TransmitOSDName(m_iLogicalAddress, destination, strDeviceName, bIsReply);
 582   MarkReady();
 583   return bReturn;
 584 }
 585
 586 bool CCECBusDevice::HasValidPhysicalAddress(void)
 587 {
 588   CLockObject lock(m_mutex);
 589   return CLibCEC::IsValidPhysicalAddress(m_iPhysicalAddress);
 590 }
 591
 592 uint16_t CCECBusDevice::GetCurrentPhysicalAddress(void)
 593 {
 594   CLockObject lock(m_mutex);
 595   return m_iPhysicalAddress;
 596 }
 597
 598 uint16_t CCECBusDevice::GetPhysicalAddress(const cec_logical_address initiator, bool bSuppressUpdate /* = false */)
 599 {
 600   if (!bSuppressUpdate)
 601   {
 602     bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
 603     bool bRequestUpdate(false);
 604     {
 605       CLockObject lock(m_mutex);
 606       bRequestUpdate = bIsPresent && m_iPhysicalAddress == CEC_INVALID_PHYSICAL_ADDRESS;
 607     }
 608
 609     if (bRequestUpdate)
 610     {
 611       CheckVendorIdRequested(initiator);
 612       if (!RequestPhysicalAddress(initiator))
 613         LIB_CEC->AddLog(CEC_LOG_ERROR, "failed to request the physical address");
 614     }
 615   }
 616
 617   CLockObject lock(m_mutex);
 618   return m_iPhysicalAddress;
 619 }
 620
 621 bool CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress)
 622 {
 623   CLockObject lock(m_mutex);
 624   if (iNewAddress > 0 && m_iPhysicalAddress != iNewAddress)
 625   {
 626     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): physical address changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress, iNewAddress);
 627     m_iPhysicalAddress = iNewAddress;
 628   }
 629   return true;
 630 }
 631
 632 bool CCECBusDevice::RequestPhysicalAddress(const cec_logical_address initiator, bool bWaitForResponse /* = true */)
 633 {
 634   bool bReturn(false);
 635
 636   if (!IsHandledByLibCEC())
 637   {
 638     MarkBusy();
 639     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting physical address of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 640     bReturn = m_handler->TransmitRequestPhysicalAddress(initiator, m_iLogicalAddress, bWaitForResponse);
 641     MarkReady();
 642   }
 643   return bReturn;
 644 }
 645
 646 bool CCECBusDevice::TransmitPhysicalAddress(bool bIsReply)
 647 {
 648   uint16_t iPhysicalAddress;
 649   cec_device_type type;
 650   {
 651     CLockObject lock(m_mutex);
 652     if (m_iPhysicalAddress == CEC_INVALID_PHYSICAL_ADDRESS)
 653       return false;
 654
 655     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> broadcast (F): physical adddress %4x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
 656     iPhysicalAddress = m_iPhysicalAddress;
 657     type = m_type;
 658   }
 659
 660   MarkBusy();
 661   bool bReturn = m_handler->TransmitPhysicalAddress(m_iLogicalAddress, iPhysicalAddress, type, bIsReply);
 662   MarkReady();
 663   return bReturn;
 664 }
 665
 666 cec_power_status CCECBusDevice::GetCurrentPowerStatus(void)
 667 {
 668   CLockObject lock(m_mutex);
 669   return m_powerStatus;
 670 }
 671
 672 cec_power_status CCECBusDevice::GetPowerStatus(const cec_logical_address initiator, bool bUpdate /* = false */)
 673 {
 674   bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
 675   bool bRequestUpdate(false);
 676   {
 677     CLockObject lock(m_mutex);
 678     bRequestUpdate = (bIsPresent &&
 679         (bUpdate || m_powerStatus == CEC_POWER_STATUS_UNKNOWN ||
 680             m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON ||
 681             m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_ON_TO_STANDBY ||
 682             GetTimeMs() - m_iLastPowerStateUpdate >= CEC_POWER_STATE_REFRESH_TIME));
 683   }
 684
 685   if (bRequestUpdate)
 686   {
 687     CheckVendorIdRequested(initiator);
 688     RequestPowerStatus(initiator, bUpdate);
 689   }
 690
 691   CLockObject lock(m_mutex);
 692   return m_powerStatus;
 693 }
 694
 695 void CCECBusDevice::SetPowerStatus(const cec_power_status powerStatus)
 696 {
 697   CLockObject lock(m_mutex);
 698   if (m_powerStatus != powerStatus)
 699   {
 700     m_iLastPowerStateUpdate = GetTimeMs();
 701     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): power status changed from '%s' to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_powerStatus), ToString(powerStatus));
 702     m_powerStatus = powerStatus;
 703   }
 704 }
 705
 706 void CCECBusDevice::OnImageViewOnSent(bool bSentByLibCEC)
 707 {
 708   CLockObject lock(m_mutex);
 709   m_bImageViewOnSent = bSentByLibCEC;
 710
 711   if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
 712   {
 713     m_iLastPowerStateUpdate = GetTimeMs();
 714     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): power status changed from '%s' to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_powerStatus), ToString(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON));
 715     m_powerStatus = CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON;
 716   }
 717 }
 718
 719 bool CCECBusDevice::ImageViewOnSent(void)
 720 {
 721   CLockObject lock(m_mutex);
 722   return m_bImageViewOnSent;
 723 }
 724
 725 bool CCECBusDevice::RequestPowerStatus(const cec_logical_address initiator, bool bUpdate, bool bWaitForResponse /* = true */)
 726 {
 727   bool bReturn(false);
 728
 729   if (!IsHandledByLibCEC() &&
 730       !IsUnsupportedFeature(CEC_OPCODE_GIVE_DEVICE_POWER_STATUS))
 731   {
 732     MarkBusy();
 733     bReturn = m_handler->TransmitRequestPowerStatus(initiator, m_iLogicalAddress, bUpdate, bWaitForResponse);
 734     if (!bReturn)
 735       SetPowerStatus(CEC_POWER_STATUS_UNKNOWN);
 736     MarkReady();
 737   }
 738   return bReturn;
 739 }
 740
 741 bool CCECBusDevice::TransmitPowerState(const cec_logical_address destination, bool bIsReply)
 742 {
 743   cec_power_status state;
 744   {
 745     CLockObject lock(m_mutex);
 746     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination, ToString(m_powerStatus));
 747     state = m_powerStatus;
 748   }
 749
 750   MarkBusy();
 751   bool bReturn = m_handler->TransmitPowerState(m_iLogicalAddress, destination, state, bIsReply);
 752   MarkReady();
 753   return bReturn;
 754 }
 755
 756 cec_vendor_id CCECBusDevice::GetCurrentVendorId(void)
 757 {
 758   CLockObject lock(m_mutex);
 759   return m_vendor;
 760 }
 761
 762 cec_vendor_id CCECBusDevice::GetVendorId(const cec_logical_address initiator, bool bUpdate /* = false */)
 763 {
 764   bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
 765   bool bRequestUpdate(false);
 766   {
 767     CLockObject lock(m_mutex);
 768     bRequestUpdate = (bIsPresent &&
 769         (bUpdate || m_vendor == CEC_VENDOR_UNKNOWN));
 770   }
 771
 772   if (bRequestUpdate)
 773     RequestVendorId(initiator);
 774
 775   CLockObject lock(m_mutex);
 776   return m_vendor;
 777 }
 778
 779 const char *CCECBusDevice::GetVendorName(const cec_logical_address initiator, bool bUpdate /* = false */)
 780 {
 781   return ToString(GetVendorId(initiator, bUpdate));
 782 }
 783
 784 bool CCECBusDevice::SetVendorId(uint64_t iVendorId)
 785 {
 786   bool bVendorChanged(false);
 787
 788   {
 789     CLockObject lock(m_mutex);
 790     bVendorChanged = (m_vendor != (cec_vendor_id)iVendorId);
 791     m_vendor = (cec_vendor_id)iVendorId;
 792   }
 793
 794   if (bVendorChanged)
 795     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): vendor = %s (%06x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_vendor), m_vendor);
 796
 797   return bVendorChanged;
 798 }
 799
 800 bool CCECBusDevice::RequestVendorId(const cec_logical_address initiator, bool bWaitForResponse /* = true */)
 801 {
 802   bool bReturn(false);
 803
 804   if (!IsHandledByLibCEC() && initiator != CECDEVICE_UNKNOWN)
 805   {
 806     MarkBusy();
 807     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting vendor ID of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 808     bReturn = m_handler->TransmitRequestVendorId(initiator, m_iLogicalAddress, bWaitForResponse);
 809     MarkReady();
 810
 811     if (bWaitForResponse)
 812       ReplaceHandler(true);
 813   }
 814   return bReturn;
 815 }
 816
 817 bool CCECBusDevice::TransmitVendorID(const cec_logical_address destination, bool bSendAbort, bool bIsReply)
 818 {
 819   bool bReturn(false);
 820   uint64_t iVendorId;
 821   {
 822     CLockObject lock(m_mutex);
 823     iVendorId = (uint64_t)m_vendor;
 824   }
 825
 826   MarkBusy();
 827   if (iVendorId == CEC_VENDOR_UNKNOWN)
 828   {
 829     if (bSendAbort)
 830     {
 831       LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): vendor id feature abort", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination);
 832       m_processor->TransmitAbort(m_iLogicalAddress, destination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 833       bReturn = true;
 834     }
 835   }
 836   else
 837   {
 838     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): vendor id %s (%x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(destination), destination, ToString((cec_vendor_id)iVendorId), iVendorId);
 839     bReturn = m_handler->TransmitVendorID(m_iLogicalAddress, destination, iVendorId, bIsReply);
 840   }
 841   MarkReady();
 842   return bReturn;
 843 }
 844
 845 cec_bus_device_status CCECBusDevice::GetStatus(bool bForcePoll /* = false */, bool bSuppressPoll /* = false */)
 846 {
 847   if (m_iLogicalAddress == CECDEVICE_BROADCAST)
 848     return CEC_DEVICE_STATUS_NOT_PRESENT;
 849
 850   cec_bus_device_status status(CEC_DEVICE_STATUS_UNKNOWN);
 851   bool bNeedsPoll(false);
 852
 853   {
 854     CLockObject lock(m_mutex);
 855     status = m_deviceStatus;
 856     bNeedsPoll = !bSuppressPoll &&
 857         m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC &&
 858             // poll forced
 859             (bForcePoll ||
 860             // don't know the status
 861             m_deviceStatus == CEC_DEVICE_STATUS_UNKNOWN ||
 862             // always poll the TV if it's marked as not present
 863             (m_deviceStatus == CEC_DEVICE_STATUS_NOT_PRESENT && m_iLogicalAddress == CECDEVICE_TV));
 864   }
 865
 866   if (bNeedsPoll)
 867   {
 868     bool bPollAcked(false);
 869     if (bNeedsPoll)
 870       bPollAcked = m_processor->PollDevice(m_iLogicalAddress);
 871
 872     status = bPollAcked ? CEC_DEVICE_STATUS_PRESENT : CEC_DEVICE_STATUS_NOT_PRESENT;
 873     SetDeviceStatus(status);
 874   }
 875
 876   return status;
 877 }
 878
 879 void CCECBusDevice::SetDeviceStatus(const cec_bus_device_status newStatus, cec_version libCECSpecVersion /* = CEC_VERSION_1_4 */)
 880 {
 881   if (m_iLogicalAddress == CECDEVICE_UNREGISTERED)
 882     return;
 883
 884   {
 885     CLockObject lock(m_mutex);
 886     switch (newStatus)
 887     {
 888     case CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC:
 889       if (m_deviceStatus != newStatus)
 890         LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): device status changed into 'handled by libCEC'", GetLogicalAddressName(), m_iLogicalAddress);
 891       SetPowerStatus   (CEC_POWER_STATUS_ON);
 892       SetVendorId      (CEC_VENDOR_PULSE_EIGHT);
 893       SetMenuState     (CEC_MENU_STATE_ACTIVATED);
 894       SetCecVersion    (libCECSpecVersion);
 895       SetStreamPath    (CEC_INVALID_PHYSICAL_ADDRESS);
 896       MarkAsInactiveSource();
 897       m_iLastActive   = 0;
 898       m_deviceStatus  = newStatus;
 899       break;
 900     case CEC_DEVICE_STATUS_PRESENT:
 901       if (m_deviceStatus != newStatus)
 902         LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): device status changed into 'present'", GetLogicalAddressName(), m_iLogicalAddress);
 903       m_deviceStatus = newStatus;
 904       m_iLastActive = GetTimeMs();
 905       break;
 906     case CEC_DEVICE_STATUS_NOT_PRESENT:
 907       if (m_deviceStatus != newStatus)
 908       {
 909         LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): device status changed into 'not present'", GetLogicalAddressName(), m_iLogicalAddress);
 910         ResetDeviceStatus(true);
 911         m_deviceStatus = newStatus;
 912       }
 913       break;
 914     default:
 915       ResetDeviceStatus();
 916       break;
 917     }
 918   }
 919 }
 920
 921 void CCECBusDevice::ResetDeviceStatus(bool bClientUnregistered /* = false */)
 922 {
 923   CLockObject lock(m_mutex);
 924   SetPowerStatus   (CEC_POWER_STATUS_UNKNOWN);
 925   SetVendorId      (CEC_VENDOR_UNKNOWN);
 926   SetMenuState     (CEC_MENU_STATE_ACTIVATED);
 927   SetCecVersion    (CEC_VERSION_UNKNOWN);
 928   SetStreamPath    (CEC_INVALID_PHYSICAL_ADDRESS);
 929   SetOSDName       (ToString(m_iLogicalAddress));
 930   MarkAsInactiveSource(bClientUnregistered);
 931
 932   m_iLastActive = 0;
 933   m_bVendorIdRequested = false;
 934   m_unsupportedFeatures.clear();
 935   m_waitForResponse->Clear();
 936
 937   if (m_deviceStatus != CEC_DEVICE_STATUS_UNKNOWN)
 938     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): device status changed into 'unknown'", GetLogicalAddressName(), m_iLogicalAddress);
 939   m_deviceStatus = CEC_DEVICE_STATUS_UNKNOWN;
 940 }
 941
 942 bool CCECBusDevice::TransmitPoll(const cec_logical_address dest, bool bUpdateDeviceStatus)
 943 {
 944   bool bReturn(false);
 945   cec_logical_address destination(dest);
 946   if (destination == CECDEVICE_UNKNOWN)
 947     destination = m_iLogicalAddress;
 948
 949   CCECBusDevice *destDevice = m_processor->GetDevice(destination);
 950   if (destDevice->m_deviceStatus == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
 951     return bReturn;
 952
 953   MarkBusy();
 954   LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): POLL", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
 955   bReturn = m_handler->TransmitPoll(m_iLogicalAddress, destination, false);
 956   LIB_CEC->AddLog(CEC_LOG_DEBUG, bReturn ? ">> POLL sent" : ">> POLL not sent");
 957
 958   if (bUpdateDeviceStatus)
 959     destDevice->SetDeviceStatus(bReturn ? CEC_DEVICE_STATUS_PRESENT : CEC_DEVICE_STATUS_NOT_PRESENT);
 960
 961   MarkReady();
 962   return bReturn;
 963 }
 964
 965 void CCECBusDevice::HandlePoll(const cec_logical_address destination)
 966 {
 967   if (destination >= 0 && destination < CECDEVICE_BROADCAST)
 968   {
 969     CCECBusDevice *device = m_processor->GetDevice(destination);
 970     if (device)
 971       device->HandlePollFrom(m_iLogicalAddress);
 972   }
 973 }
 974
 975 void CCECBusDevice::HandlePollFrom(const cec_logical_address initiator)
 976 {
 977   LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< POLL: %s (%x) -> %s (%x)", ToString(initiator), initiator, ToString(m_iLogicalAddress), m_iLogicalAddress);
 978   m_bAwaitingReceiveFailed = true;
 979 }
 980
 981 bool CCECBusDevice::HandleReceiveFailed(void)
 982 {
 983   bool bReturn = m_bAwaitingReceiveFailed;
 984   m_bAwaitingReceiveFailed = false;
 985   return bReturn;
 986 }
 987
 988 cec_menu_state CCECBusDevice::GetMenuState(const cec_logical_address UNUSED(initiator))
 989 {
 990   CLockObject lock(m_mutex);
 991   return m_menuState;
 992 }
 993
 994 void CCECBusDevice::SetMenuState(const cec_menu_state state)
 995 {
 996   CLockObject lock(m_mutex);
 997   if (m_menuState != state)
 998   {
 999     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): menu state set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_menuState));
1000     m_menuState = state;
1001   }
1002 }
1003
1004 bool CCECBusDevice::TransmitMenuState(const cec_logical_address dest, bool bIsReply)
1005 {
1006   cec_menu_state menuState;
1007   {
1008     CLockObject lock(m_mutex);
1009     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) -> %s (%X): menu state '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_menuState));
1010     menuState = m_menuState;
1011   }
1012
1013   MarkBusy();
1014   bool bReturn = m_handler->TransmitMenuState(m_iLogicalAddress, dest, menuState, bIsReply);
1015   MarkReady();
1016   return bReturn;
1017 }
1018
1019 bool CCECBusDevice::ActivateSource(uint64_t iDelay /* = 0 */)
1020 {
1021   MarkAsActiveSource();
1022   MarkBusy();
1023   bool bReturn(true);
1024   if (iDelay == 0)
1025   {
1026     LIB_CEC->AddLog(CEC_LOG_DEBUG, "sending active source message for '%s'", ToString(m_iLogicalAddress));
1027     bReturn = m_handler->ActivateSource();
1028   }
1029   else
1030   {
1031     LIB_CEC->AddLog(CEC_LOG_DEBUG, "scheduling active source message for '%s'", ToString(m_iLogicalAddress));
1032     m_handler->ScheduleActivateSource(iDelay);
1033   }
1034   MarkReady();
1035   return bReturn;
1036 }
1037
1038 bool CCECBusDevice::RequestActiveSource(bool bWaitForResponse /* = true */)
1039 {
1040   bool bReturn(false);
1041
1042   if (IsHandledByLibCEC())
1043   {
1044     MarkBusy();
1045     LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting active source");
1046
1047     bReturn = m_handler->TransmitRequestActiveSource(m_iLogicalAddress, bWaitForResponse);
1048     MarkReady();
1049   }
1050   return bReturn;
1051 }
1052
1053 void CCECBusDevice::MarkAsActiveSource(void)
1054 {
1055   bool bWasActivated(false);
1056
1057   // set the power status to powered on
1058   SetPowerStatus(CEC_POWER_STATUS_ON);
1059
1060   // mark this device as active source
1061   {
1062     CLockObject lock(m_mutex);
1063     if (!m_bActiveSource)
1064     {
1065       LIB_CEC->AddLog(CEC_LOG_DEBUG, "making %s (%x) the active source", GetLogicalAddressName(), m_iLogicalAddress);
1066       bWasActivated = true;
1067     }
1068     else
1069       LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%x) was already marked as active source", GetLogicalAddressName(), m_iLogicalAddress);
1070
1071     m_bActiveSource = true;
1072   }
1073
1074   CCECBusDevice* tv = m_processor->GetDevice(CECDEVICE_TV);
1075   if (tv)
1076     tv->OnImageViewOnSent(false);
1077
1078   // mark other devices as inactive sources
1079   CECDEVICEVEC devices;
1080   m_processor->GetDevices()->Get(devices);
1081   for (CECDEVICEVEC::iterator it = devices.begin(); it != devices.end(); it++)
1082     if ((*it)->GetLogicalAddress() != m_iLogicalAddress)
1083       (*it)->MarkAsInactiveSource();
1084
1085   if (bWasActivated)
1086   {
1087     if (IsHandledByLibCEC())
1088       m_processor->SetActiveSource(true, false);
1089     CCECClient *client = GetClient();
1090     if (client)
1091       client->SourceActivated(m_iLogicalAddress);
1092   }
1093 }
1094
1095 void CCECBusDevice::MarkAsInactiveSource(bool bClientUnregistered /* = false */)
1096 {
1097   bool bWasDeactivated(false);
1098   {
1099     CLockObject lock(m_mutex);
1100     if (m_bActiveSource)
1101     {
1102       LIB_CEC->AddLog(CEC_LOG_DEBUG, "marking %s (%X) as inactive source", GetLogicalAddressName(), m_iLogicalAddress);
1103       bWasDeactivated = true;
1104     }
1105     m_bActiveSource = false;
1106   }
1107
1108   if (bWasDeactivated)
1109   {
1110     if (IsHandledByLibCEC())
1111       m_processor->SetActiveSource(false, bClientUnregistered);
1112     CCECClient *client = GetClient();
1113     if (client)
1114       client->SourceDeactivated(m_iLogicalAddress);
1115   }
1116 }
1117
1118 bool CCECBusDevice::TransmitActiveSource(bool bIsReply)
1119 {
1120   bool bSendActiveSource(false);
1121   uint16_t iPhysicalAddress(CEC_INVALID_PHYSICAL_ADDRESS);
1122
1123   {
1124     CLockObject lock(m_mutex);
1125     if (!HasValidPhysicalAddress())
1126     {
1127       LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X) has an invalid physical address (%04x), not sending active source commands", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
1128       return false;
1129     }
1130
1131     iPhysicalAddress = m_iPhysicalAddress;
1132
1133     if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
1134       LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
1135     else if (m_bActiveSource)
1136     {
1137       LIB_CEC->AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): active source (%4x)", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
1138       bSendActiveSource = true;
1139     }
1140     else
1141       LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not the active source", GetLogicalAddressName(), m_iLogicalAddress);
1142   }
1143
1144   bool bActiveSourceSent(false);
1145   if (bSendActiveSource)
1146   {
1147     MarkBusy();
1148     bActiveSourceSent = m_handler->TransmitActiveSource(m_iLogicalAddress, iPhysicalAddress, bIsReply);
1149     MarkReady();
1150   }
1151
1152   return bActiveSourceSent;
1153 }
1154
1155 bool CCECBusDevice::TransmitImageViewOn(void)
1156 {
1157   {
1158     CLockObject lock(m_mutex);
1159     if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
1160     {
1161       LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
1162       return false;
1163     }
1164   }
1165
1166   CCECBusDevice* tv = m_processor->GetDevice(CECDEVICE_TV);
1167   if (!tv)
1168   {
1169     LIB_CEC->AddLog(CEC_LOG_ERROR, "%s - couldn't get TV instance", __FUNCTION__);
1170     return false;
1171   }
1172
1173   if (tv->ImageViewOnSent())
1174   {
1175     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s - 'image view on' already sent", __FUNCTION__);
1176     return true;
1177   }
1178
1179   bool bImageViewOnSent(false);
1180   MarkBusy();
1181   bImageViewOnSent = m_handler->TransmitImageViewOn(m_iLogicalAddress, CECDEVICE_TV);
1182   MarkReady();
1183
1184   if (bImageViewOnSent)
1185     tv->OnImageViewOnSent(true);
1186
1187   return bImageViewOnSent;
1188 }
1189
1190 bool CCECBusDevice::TransmitInactiveSource(void)
1191 {
1192   uint16_t iPhysicalAddress;
1193   {
1194     CLockObject lock(m_mutex);
1195     LIB_CEC->AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): inactive source", GetLogicalAddressName(), m_iLogicalAddress);
1196     iPhysicalAddress = m_iPhysicalAddress;
1197   }
1198
1199   MarkBusy();
1200   bool bReturn = m_handler->TransmitInactiveSource(m_iLogicalAddress, iPhysicalAddress);
1201   MarkReady();
1202   return bReturn;
1203 }
1204
1205 bool CCECBusDevice::TransmitPendingActiveSourceCommands(void)
1206 {
1207   MarkBusy();
1208   bool bReturn = m_handler->ActivateSource(true);
1209   MarkReady();
1210   return bReturn;
1211 }
1212
1213 void CCECBusDevice::SetActiveRoute(uint16_t iRoute)
1214 {
1215   SetPowerStatus(CEC_POWER_STATUS_ON);
1216
1217   CCECDeviceMap* map = m_processor->GetDevices();
1218   if (!map)
1219     return;
1220
1221   CCECBusDevice* newRoute = m_processor->GetDeviceByPhysicalAddress(iRoute, true);
1222   if (newRoute && newRoute->IsHandledByLibCEC())
1223   {
1224     // we were made the active source, send notification
1225     newRoute->ActivateSource();
1226   }
1227 }
1228
1229 void CCECBusDevice::SetStreamPath(uint16_t iNewAddress, uint16_t iOldAddress /* = CEC_INVALID_PHYSICAL_ADDRESS */)
1230 {
1231   if (iNewAddress != CEC_INVALID_PHYSICAL_ADDRESS)
1232     SetPowerStatus(CEC_POWER_STATUS_ON);
1233
1234   CLockObject lock(m_mutex);
1235   if (iNewAddress != m_iStreamPath)
1236   {
1237     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s (%X): stream path changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, iOldAddress == 0 ? m_iStreamPath : iOldAddress, iNewAddress);
1238     m_iStreamPath = iNewAddress;
1239   }
1240
1241   if (!LIB_CEC->IsValidPhysicalAddress(iNewAddress))
1242     return;
1243
1244   CCECBusDevice *device = m_processor->GetDeviceByPhysicalAddress(iNewAddress);
1245   if (device)
1246   {
1247     // if a device is found with the new physical address, mark it as active, which will automatically mark all other devices as inactive
1248     device->MarkAsActiveSource();
1249
1250     // respond with an active source message if this device is handled by libCEC
1251     if (device->IsHandledByLibCEC())
1252       device->TransmitActiveSource(true);
1253   }
1254   else
1255   {
1256     // try to find the device with the old address, and mark it as inactive when found
1257     device = m_processor->GetDeviceByPhysicalAddress(iOldAddress);
1258     if (device)
1259       device->MarkAsInactiveSource();
1260   }
1261 }
1262
1263 bool CCECBusDevice::PowerOn(const cec_logical_address initiator)
1264 {
1265   bool bReturn(false);
1266   GetVendorId(initiator); // ensure that we got the vendor id, because the implementations vary per vendor
1267
1268   MarkBusy();
1269   cec_power_status currentStatus;
1270   if (m_iLogicalAddress == CECDEVICE_TV ||
1271       ((currentStatus = GetPowerStatus(initiator, false)) != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON &&
1272         currentStatus != CEC_POWER_STATUS_ON))
1273   {
1274     LIB_CEC->AddLog(CEC_LOG_NOTICE, "<< powering on '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
1275     bReturn = m_handler->PowerOn(initiator, m_iLogicalAddress);
1276   }
1277   else
1278   {
1279     LIB_CEC->AddLog(CEC_LOG_DEBUG, "'%s' (%X) is already '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(currentStatus));
1280   }
1281
1282   MarkReady();
1283   return bReturn;
1284 }
1285
1286 bool CCECBusDevice::Standby(const cec_logical_address initiator)
1287 {
1288   GetVendorId(initiator); // ensure that we got the vendor id, because the implementations vary per vendor
1289
1290   LIB_CEC->AddLog(CEC_LOG_NOTICE, "<< putting '%s' (%X) in standby mode", GetLogicalAddressName(), m_iLogicalAddress);
1291   MarkBusy();
1292   bool bReturn = m_handler->TransmitStandby(initiator, m_iLogicalAddress);
1293   MarkReady();
1294   return bReturn;
1295 }
1296
1297 bool CCECBusDevice::NeedsPoll(void)
1298 {
1299   bool bSendPoll(false);
1300   cec_logical_address pollAddress(CECDEVICE_UNKNOWN);
1301   switch (m_iLogicalAddress)
1302   {
1303   case CECDEVICE_PLAYBACKDEVICE3:
1304     pollAddress = CECDEVICE_PLAYBACKDEVICE2;
1305     break;
1306   case CECDEVICE_PLAYBACKDEVICE2:
1307     pollAddress = CECDEVICE_PLAYBACKDEVICE1;
1308     break;
1309   case CECDEVICE_RECORDINGDEVICE3:
1310     pollAddress = CECDEVICE_RECORDINGDEVICE2;
1311     break;
1312   case CECDEVICE_RECORDINGDEVICE2:
1313     pollAddress = CECDEVICE_RECORDINGDEVICE1;
1314     break;
1315   case CECDEVICE_TUNER4:
1316     pollAddress = CECDEVICE_TUNER3;
1317     break;
1318   case CECDEVICE_TUNER3:
1319     pollAddress = CECDEVICE_TUNER2;
1320     break;
1321   case CECDEVICE_TUNER2:
1322     pollAddress = CECDEVICE_TUNER1;
1323     break;
1324   case CECDEVICE_AUDIOSYSTEM:
1325   case CECDEVICE_PLAYBACKDEVICE1:
1326   case CECDEVICE_RECORDINGDEVICE1:
1327   case CECDEVICE_TUNER1:
1328   case CECDEVICE_TV:
1329     bSendPoll = true;
1330     break;
1331   default:
1332     break;
1333   }
1334
1335   if (!bSendPoll && pollAddress != CECDEVICE_UNKNOWN)
1336   {
1337     CCECBusDevice *device = m_processor->GetDevice(pollAddress);
1338     if (device)
1339     {
1340       cec_bus_device_status status = device->GetStatus();
1341       bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
1342     }
1343     else
1344     {
1345       bSendPoll = true;
1346     }
1347   }
1348
1349   return bSendPoll;
1350 }
1351
1352 void CCECBusDevice::CheckVendorIdRequested(const cec_logical_address initiator)
1353 {
1354   bool bRequestVendorId(false);
1355   {
1356     CLockObject lock(m_mutex);
1357     bRequestVendorId = !m_bVendorIdRequested;
1358     m_bVendorIdRequested = true;
1359   }
1360
1361   if (bRequestVendorId)
1362   {
1363     ReplaceHandler(false);
1364     GetVendorId(initiator);
1365   }
1366 }
1367 //@}
1368
1369 CCECAudioSystem *CCECBusDevice::AsAudioSystem(void)
1370 {
1371   return AsAudioSystem(this);
1372 }
1373
1374 CCECPlaybackDevice *CCECBusDevice::AsPlaybackDevice(void)
1375 {
1376   return AsPlaybackDevice(this);
1377 }
1378
1379 CCECRecordingDevice *CCECBusDevice::AsRecordingDevice(void)
1380 {
1381   return AsRecordingDevice(this);
1382 }
1383
1384 CCECTuner *CCECBusDevice::AsTuner(void)
1385 {
1386   return AsTuner(this);
1387 }
1388
1389 CCECTV *CCECBusDevice::AsTV(void)
1390 {
1391   return AsTV(this);
1392 }
1393
1394 CCECAudioSystem *CCECBusDevice::AsAudioSystem(CCECBusDevice *device)
1395 {
1396   if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
1397     return static_cast<CCECAudioSystem *>(device);
1398   return NULL;
1399 }
1400
1401 CCECPlaybackDevice *CCECBusDevice::AsPlaybackDevice(CCECBusDevice *device)
1402 {
1403   if (device &&
1404       (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
1405        device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
1406     return static_cast<CCECPlaybackDevice *>(device);
1407   return NULL;
1408 }
1409
1410 CCECRecordingDevice *CCECBusDevice::AsRecordingDevice(CCECBusDevice *device)
1411 {
1412   if (device && device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE)
1413     return static_cast<CCECRecordingDevice *>(device);
1414   return NULL;
1415 }
1416
1417 CCECTuner *CCECBusDevice::AsTuner(CCECBusDevice *device)
1418 {
1419   if (device && device->GetType() == CEC_DEVICE_TYPE_TUNER)
1420     return static_cast<CCECTuner *>(device);
1421   return NULL;
1422 }
1423
1424 CCECTV *CCECBusDevice::AsTV(CCECBusDevice *device)
1425 {
1426   if (device && device->GetType() == CEC_DEVICE_TYPE_TV)
1427     return static_cast<CCECTV *>(device);
1428   return NULL;
1429 }
1430
1431 void CCECBusDevice::MarkBusy(void)
1432 {
1433   CLockObject handlerLock(m_handlerMutex);
1434   ++m_iHandlerUseCount;
1435 }
1436
1437 void CCECBusDevice::MarkReady(void)
1438 {
1439   CLockObject handlerLock(m_handlerMutex);
1440   if (m_iHandlerUseCount > 0)
1441     --m_iHandlerUseCount;
1442 }
1443
1444 bool CCECBusDevice::TryLogicalAddress(cec_version libCECSpecVersion /* = CEC_VERSION_1_4 */)
1445 {
1446   LIB_CEC->AddLog(CEC_LOG_DEBUG, "trying logical address '%s'", GetLogicalAddressName());
1447
1448   if (!TransmitPoll(m_iLogicalAddress, false))
1449   {
1450     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using logical address '%s'", GetLogicalAddressName());
1451     SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC, libCECSpecVersion);
1452
1453     return true;
1454   }
1455
1456   LIB_CEC->AddLog(CEC_LOG_DEBUG, "logical address '%s' already taken", GetLogicalAddressName());
1457   SetDeviceStatus(CEC_DEVICE_STATUS_PRESENT);
1458   return false;
1459 }
1460
1461 CCECClient *CCECBusDevice::GetClient(void)
1462 {
1463   return m_processor->GetClient(m_iLogicalAddress);
1464 }
1465
1466 void CCECBusDevice::SignalOpcode(cec_opcode opcode)
1467 {
1468   m_waitForResponse->Received(opcode);
1469 }
1470
1471 bool CCECBusDevice::WaitForOpcode(cec_opcode opcode)
1472 {
1473   return m_waitForResponse->Wait(opcode);
1474 }