src/lib/devices/CECBusDevice.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 "CECBusDevice.h"
  34 #include "../CECProcessor.h"
  35 #include "../implementations/ANCommandHandler.h"
  36 #include "../implementations/CECCommandHandler.h"
  37 #include "../implementations/SLCommandHandler.h"
  38 #include "../implementations/VLCommandHandler.h"
  39 #include "../platform/timeutils.h"
  40
  41 using namespace CEC;
  42
  43 #define ToString(p) m_processor->ToString(p)
  44
  45 CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogicalAddress, uint16_t iPhysicalAddress) :
  46   m_type(CEC_DEVICE_TYPE_RESERVED),
  47   m_iPhysicalAddress(iPhysicalAddress),
  48   m_iStreamPath(0),
  49   m_iLogicalAddress(iLogicalAddress),
  50   m_powerStatus(CEC_POWER_STATUS_UNKNOWN),
  51   m_processor(processor),
  52   m_vendor(CEC_VENDOR_UNKNOWN),
  53   m_bReplaceHandler(false),
  54   m_menuState(CEC_MENU_STATE_ACTIVATED),
  55   m_bActiveSource(false),
  56   m_iLastActive(0),
  57   m_cecVersion(CEC_VERSION_UNKNOWN),
  58   m_deviceStatus(CEC_DEVICE_STATUS_UNKNOWN),
  59   m_handlerMutex(false)
  60 {
  61   m_handler = new CCECCommandHandler(this);
  62
  63   for (unsigned int iPtr = 0; iPtr < 4; iPtr++)
  64     m_menuLanguage.language[iPtr] = '?';
  65   m_menuLanguage.language[3] = 0;
  66   m_menuLanguage.device = iLogicalAddress;
  67
  68   m_strDeviceName = ToString(m_iLogicalAddress);
  69 }
  70
  71 CCECBusDevice::~CCECBusDevice(void)
  72 {
  73   delete m_handler;
  74 }
  75
  76 void CCECBusDevice::AddLog(cec_log_level level, const CStdString &strMessage)
  77 {
  78   m_processor->AddLog(level, strMessage);
  79 }
  80
  81 bool CCECBusDevice::HandleCommand(const cec_command &command)
  82 {
  83   bool bHandled(false);
  84
  85   /* update "last active" */
  86   {
  87     CLockObject lock(&m_mutex);
  88     m_iLastActive = GetTimeMs();
  89
  90     if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
  91       m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
  92   }
  93
  94   /* handle the command */
  95   bHandled = m_handler->HandleCommand(command);
  96
  97   /* change status to present */
  98   if (bHandled)
  99   {
 100     CLockObject lock(&m_mutex);
 101     if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
 102     {
 103       if (m_deviceStatus != CEC_DEVICE_STATUS_PRESENT)
 104       {
 105         CStdString strLog;
 106         strLog.Format("device %s (%x) status changed to present after command %s", GetLogicalAddressName(), (uint8_t)GetLogicalAddress(), ToString(command.opcode));
 107         AddLog(CEC_LOG_DEBUG, strLog);
 108       }
 109       m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
 110     }
 111   }
 112
 113   return bHandled;
 114 }
 115
 116 bool CCECBusDevice::PowerOn(void)
 117 {
 118   CStdString strLog;
 119   strLog.Format("<< powering on '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 120   AddLog(CEC_LOG_DEBUG, strLog.c_str());
 121
 122   if (m_handler->TransmitImageViewOn(GetMyLogicalAddress(), m_iLogicalAddress))
 123   {
 124     {
 125       CLockObject lock(&m_mutex);
 126 //      m_powerStatus = CEC_POWER_STATUS_UNKNOWN;
 127       m_powerStatus = CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON;
 128     }
 129 //    cec_power_status status = GetPowerStatus();
 130 //    if (status == CEC_POWER_STATUS_STANDBY || status == CEC_POWER_STATUS_UNKNOWN)
 131 //    {
 132 //      /* sending the normal power on command appears to have failed */
 133 //      CStdString strLog;
 134 //      strLog.Format("<< sending power on keypress to '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 135 //      AddLog(CEC_LOG_DEBUG, strLog.c_str());
 136 //
 137 //      TransmitKeypress(CEC_USER_CONTROL_CODE_POWER);
 138 //      return TransmitKeyRelease();
 139 //    }
 140     return true;
 141   }
 142
 143   return false;
 144 }
 145
 146 bool CCECBusDevice::Standby(void)
 147 {
 148   CStdString strLog;
 149   strLog.Format("<< putting '%s' (%X) in standby mode", GetLogicalAddressName(), m_iLogicalAddress);
 150   AddLog(CEC_LOG_DEBUG, strLog.c_str());
 151
 152   return m_handler->TransmitStandby(GetMyLogicalAddress(), m_iLogicalAddress);
 153 }
 154
 155 /** @name Getters */
 156 //@{
 157 cec_version CCECBusDevice::GetCecVersion(bool bUpdate /* = false */)
 158 {
 159   bool bRequestUpdate(false);
 160   {
 161     CLockObject lock(&m_mutex);
 162     bRequestUpdate = (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 163       (bUpdate || m_cecVersion == CEC_VERSION_UNKNOWN));
 164   }
 165
 166   if (bRequestUpdate)
 167     RequestCecVersion();
 168
 169   CLockObject lock(&m_mutex);
 170   return m_cecVersion;
 171 }
 172
 173 bool CCECBusDevice::RequestCecVersion(void)
 174 {
 175   bool bReturn(false);
 176
 177   if (!MyLogicalAddressContains(m_iLogicalAddress))
 178   {
 179     m_handler->MarkBusy();
 180     CStdString strLog;
 181     strLog.Format("<< requesting CEC version of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 182     AddLog(CEC_LOG_NOTICE, strLog);
 183
 184     bReturn = m_handler->TransmitRequestCecVersion(GetMyLogicalAddress(), m_iLogicalAddress);
 185     m_handler->MarkReady();
 186   }
 187   return bReturn;
 188 }
 189
 190 const char* CCECBusDevice::GetLogicalAddressName(void) const
 191 {
 192   return ToString(m_iLogicalAddress);
 193 }
 194
 195 cec_menu_language &CCECBusDevice::GetMenuLanguage(bool bUpdate /* = false */)
 196 {
 197   bool bRequestUpdate(false);
 198   {
 199     CLockObject lock(&m_mutex);
 200     bRequestUpdate = (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 201         (bUpdate || !strcmp(m_menuLanguage.language, "???")));
 202   }
 203
 204   if (bRequestUpdate)
 205     RequestMenuLanguage();
 206
 207   CLockObject lock(&m_mutex);
 208   return m_menuLanguage;
 209 }
 210
 211 bool CCECBusDevice::RequestMenuLanguage(void)
 212 {
 213   bool bReturn(false);
 214
 215   if (!MyLogicalAddressContains(m_iLogicalAddress) &&
 216       !IsUnsupportedFeature(CEC_OPCODE_GET_MENU_LANGUAGE))
 217   {
 218     m_handler->MarkBusy();
 219     CStdString strLog;
 220     strLog.Format("<< requesting menu language of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 221     AddLog(CEC_LOG_NOTICE, strLog);
 222     bReturn = m_handler->TransmitRequestMenuLanguage(GetMyLogicalAddress(), m_iLogicalAddress);
 223     m_handler->MarkReady();
 224   }
 225   return bReturn;
 226 }
 227
 228 cec_menu_state CCECBusDevice::GetMenuState(void)
 229 {
 230   CLockObject lock(&m_mutex);
 231   return m_menuState;
 232 }
 233
 234 cec_logical_address CCECBusDevice::GetMyLogicalAddress(void) const
 235 {
 236   return m_processor->GetLogicalAddress();
 237 }
 238
 239 uint16_t CCECBusDevice::GetMyPhysicalAddress(void) const
 240 {
 241   return m_processor->GetPhysicalAddress();
 242 }
 243
 244 CStdString CCECBusDevice::GetOSDName(bool bUpdate /* = false */)
 245 {
 246   bool bRequestUpdate(false);
 247   {
 248     CLockObject lock(&m_mutex);
 249     bRequestUpdate = (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 250         (bUpdate || m_strDeviceName.Equals(ToString(m_iLogicalAddress))) &&
 251         m_type != CEC_DEVICE_TYPE_TV);
 252   }
 253
 254   if (bRequestUpdate)
 255     RequestOSDName();
 256
 257   CLockObject lock(&m_mutex);
 258   return m_strDeviceName;
 259 }
 260
 261 bool CCECBusDevice::RequestOSDName(void)
 262 {
 263   bool bReturn(false);
 264
 265   if (!MyLogicalAddressContains(m_iLogicalAddress) &&
 266       !IsUnsupportedFeature(CEC_OPCODE_GIVE_OSD_NAME))
 267   {
 268     m_handler->MarkBusy();
 269     CStdString strLog;
 270     strLog.Format("<< requesting OSD name of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 271     AddLog(CEC_LOG_NOTICE, strLog);
 272     bReturn = m_handler->TransmitRequestOSDName(GetMyLogicalAddress(), m_iLogicalAddress);
 273     m_handler->MarkReady();
 274   }
 275   return bReturn;
 276 }
 277
 278 uint16_t CCECBusDevice::GetPhysicalAddress(bool bUpdate /* = false */)
 279 {
 280   bool bRequestUpdate(false);
 281   {
 282     CLockObject lock(&m_mutex);
 283     bRequestUpdate = (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 284         (m_iPhysicalAddress == 0xFFFF || bUpdate));
 285   }
 286
 287   if (bRequestUpdate && !RequestPhysicalAddress())
 288     AddLog(CEC_LOG_ERROR, "failed to request the physical address (1)");
 289
 290   CLockObject lock(&m_mutex);
 291   return m_iPhysicalAddress;
 292 }
 293
 294 bool CCECBusDevice::RequestPhysicalAddress(void)
 295 {
 296   bool bReturn(false);
 297
 298   if (!MyLogicalAddressContains(m_iLogicalAddress))
 299   {
 300     m_handler->MarkBusy();
 301     CStdString strLog;
 302     strLog.Format("<< requesting physical address of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 303     AddLog(CEC_LOG_NOTICE, strLog);
 304     bReturn = m_handler->TransmitRequestPhysicalAddress(GetMyLogicalAddress(), m_iLogicalAddress);
 305     m_handler->MarkReady();
 306   }
 307   return bReturn;
 308 }
 309
 310 cec_power_status CCECBusDevice::GetPowerStatus(bool bUpdate /* = false */)
 311 {
 312   bool bRequestUpdate(false);
 313   {
 314     CLockObject lock(&m_mutex);
 315     bRequestUpdate = (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 316         (bUpdate || m_powerStatus == CEC_POWER_STATUS_UNKNOWN ||
 317             m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON));
 318   }
 319
 320   if (bRequestUpdate)
 321     RequestPowerStatus();
 322
 323   CLockObject lock(&m_mutex);
 324   return m_powerStatus;
 325 }
 326
 327 bool CCECBusDevice::RequestPowerStatus(void)
 328 {
 329   bool bReturn(false);
 330
 331   if (!MyLogicalAddressContains(m_iLogicalAddress) &&
 332       !IsUnsupportedFeature(CEC_OPCODE_GIVE_DEVICE_POWER_STATUS))
 333   {
 334     m_handler->MarkBusy();
 335     CStdString strLog;
 336     strLog.Format("<< requesting power status of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 337     AddLog(CEC_LOG_NOTICE, strLog);
 338     bReturn = m_handler->TransmitRequestPowerStatus(GetMyLogicalAddress(), m_iLogicalAddress);
 339     m_handler->MarkReady();
 340   }
 341   return bReturn;
 342 }
 343
 344 cec_vendor_id CCECBusDevice::GetVendorId(bool bUpdate /* = false */)
 345 {
 346   bool bRequestUpdate(false);
 347   {
 348     CLockObject lock(&m_mutex);
 349     bRequestUpdate = (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 350         (bUpdate || m_vendor == CEC_VENDOR_UNKNOWN));
 351   }
 352
 353   if (bRequestUpdate)
 354     RequestVendorId();
 355
 356   CLockObject lock(&m_mutex);
 357   return m_vendor;
 358 }
 359
 360 bool CCECBusDevice::RequestVendorId(void)
 361 {
 362   bool bReturn(false);
 363
 364   if (!MyLogicalAddressContains(m_iLogicalAddress))
 365   {
 366     m_handler->MarkBusy();
 367     CStdString strLog;
 368     strLog.Format("<< requesting vendor ID of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 369     AddLog(CEC_LOG_NOTICE, strLog);
 370     bReturn = m_handler->TransmitRequestVendorId(GetMyLogicalAddress(), m_iLogicalAddress);
 371     m_handler->MarkReady();
 372
 373     ReplaceHandler(true);
 374   }
 375   return bReturn;
 376 }
 377
 378 const char *CCECBusDevice::GetVendorName(bool bUpdate /* = false */)
 379 {
 380   return ToString(GetVendorId(bUpdate));
 381 }
 382
 383 bool CCECBusDevice::MyLogicalAddressContains(cec_logical_address address) const
 384 {
 385   return m_processor->HasLogicalAddress(address);
 386 }
 387
 388 bool CCECBusDevice::NeedsPoll(void)
 389 {
 390   bool bSendPoll(false);
 391   switch (m_iLogicalAddress)
 392   {
 393   case CECDEVICE_PLAYBACKDEVICE3:
 394     if (m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE2]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 395       bSendPoll = true;
 396     break;
 397   case CECDEVICE_PLAYBACKDEVICE2:
 398     if (m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE1]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 399       bSendPoll = true;
 400     break;
 401   case CECDEVICE_RECORDINGDEVICE3:
 402     if (m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE2]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 403       bSendPoll = true;
 404     break;
 405   case CECDEVICE_RECORDINGDEVICE2:
 406     if (m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE1]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 407       bSendPoll = true;
 408     break;
 409   case CECDEVICE_TUNER4:
 410     if (m_processor->m_busDevices[CECDEVICE_TUNER3]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 411       bSendPoll = true;
 412     break;
 413   case CECDEVICE_TUNER3:
 414     if (m_processor->m_busDevices[CECDEVICE_TUNER2]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 415       bSendPoll = true;
 416     break;
 417   case CECDEVICE_TUNER2:
 418     if (m_processor->m_busDevices[CECDEVICE_TUNER1]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 419       bSendPoll = true;
 420     break;
 421   case CECDEVICE_AUDIOSYSTEM:
 422   case CECDEVICE_PLAYBACKDEVICE1:
 423   case CECDEVICE_RECORDINGDEVICE1:
 424   case CECDEVICE_TUNER1:
 425   case CECDEVICE_TV:
 426     bSendPoll = true;
 427     break;
 428   default:
 429     break;
 430   }
 431
 432   return bSendPoll;
 433 }
 434
 435 cec_bus_device_status CCECBusDevice::GetStatus(bool bForcePoll /* = false */)
 436 {
 437   CLockObject lock(&m_mutex);
 438   if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC &&
 439       (m_deviceStatus == CEC_DEVICE_STATUS_UNKNOWN || bForcePoll))
 440   {
 441     lock.Leave();
 442     bool bPollAcked(false);
 443     if (bForcePoll || NeedsPoll())
 444       bPollAcked = m_processor->PollDevice(m_iLogicalAddress);
 445
 446     lock.Lock();
 447     m_deviceStatus = bPollAcked ? CEC_DEVICE_STATUS_PRESENT : CEC_DEVICE_STATUS_NOT_PRESENT;
 448   }
 449
 450   return m_deviceStatus;
 451 }
 452
 453 //@}
 454
 455 /** @name Setters */
 456 //@{
 457 void CCECBusDevice::SetCecVersion(const cec_version newVersion)
 458 {
 459   m_cecVersion = newVersion;
 460
 461   CStdString strLog;
 462   strLog.Format("%s (%X): CEC version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(newVersion));
 463   AddLog(CEC_LOG_DEBUG, strLog);
 464 }
 465
 466 void CCECBusDevice::SetMenuLanguage(const cec_menu_language &language)
 467 {
 468   CLockObject lock(&m_mutex);
 469   if (language.device == m_iLogicalAddress)
 470   {
 471     CStdString strLog;
 472     strLog.Format(">> %s (%X): menu language set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, language.language);
 473     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 474     m_menuLanguage = language;
 475   }
 476 }
 477
 478 void CCECBusDevice::SetOSDName(CStdString strName)
 479 {
 480   CLockObject lock(&m_mutex);
 481   if (m_strDeviceName != strName)
 482   {
 483     CStdString strLog;
 484     strLog.Format(">> %s (%X): osd name set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, strName);
 485     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 486     m_strDeviceName = strName;
 487   }
 488 }
 489
 490 void CCECBusDevice::SetMenuState(const cec_menu_state state)
 491 {
 492   CLockObject lock(&m_mutex);
 493   if (m_menuState != state)
 494   {
 495     CStdString strLog;
 496     strLog.Format(">> %s (%X): menu state set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_menuState));
 497     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 498     m_menuState = state;
 499   }
 500 }
 501
 502 void CCECBusDevice::SetInactiveSource(void)
 503 {
 504   {
 505     CLockObject lock(&m_mutex);
 506     m_bActiveSource = false;
 507   }
 508
 509   if (MyLogicalAddressContains(m_iLogicalAddress))
 510     SetPowerStatus(CEC_POWER_STATUS_STANDBY);
 511 }
 512
 513 void CCECBusDevice::SetActiveSource(void)
 514 {
 515   CLockObject lock(&m_mutex);
 516
 517   for (int iPtr = 0; iPtr < 16; iPtr++)
 518     if (iPtr != m_iLogicalAddress)
 519       m_processor->m_busDevices[iPtr]->SetInactiveSource();
 520
 521   m_bActiveSource = true;
 522   m_powerStatus   = CEC_POWER_STATUS_ON;
 523 }
 524
 525 bool CCECBusDevice::TryLogicalAddress(void)
 526 {
 527   CStdString strLog;
 528   strLog.Format("trying logical address '%s'", GetLogicalAddressName());
 529   AddLog(CEC_LOG_DEBUG, strLog);
 530
 531   m_processor->SetAckMask(0x1 << m_iLogicalAddress);
 532   if (!TransmitPoll(m_iLogicalAddress))
 533   {
 534     strLog.Format("using logical address '%s'", GetLogicalAddressName());
 535     AddLog(CEC_LOG_NOTICE, strLog);
 536     SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
 537
 538     return true;
 539   }
 540
 541   strLog.Format("logical address '%s' already taken", GetLogicalAddressName());
 542   AddLog(CEC_LOG_DEBUG, strLog);
 543   SetDeviceStatus(CEC_DEVICE_STATUS_PRESENT);
 544   return false;
 545 }
 546
 547 void CCECBusDevice::SetDeviceStatus(const cec_bus_device_status newStatus)
 548 {
 549   CLockObject lock(&m_mutex);
 550   switch (newStatus)
 551   {
 552   case CEC_DEVICE_STATUS_UNKNOWN:
 553     m_iStreamPath      = 0;
 554     m_powerStatus      = CEC_POWER_STATUS_UNKNOWN;
 555     m_vendor           = CEC_VENDOR_UNKNOWN;
 556     m_menuState        = CEC_MENU_STATE_ACTIVATED;
 557     m_bActiveSource    = false;
 558     m_iLastActive      = 0;
 559     m_cecVersion       = CEC_VERSION_UNKNOWN;
 560     m_deviceStatus     = newStatus;
 561     break;
 562   case CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC:
 563     m_iStreamPath      = 0;
 564     m_powerStatus      = CEC_POWER_STATUS_ON;
 565     m_vendor           = CEC_VENDOR_UNKNOWN;
 566     m_menuState        = CEC_MENU_STATE_ACTIVATED;
 567     m_bActiveSource    = false;
 568     m_iLastActive      = 0;
 569     m_cecVersion       = CEC_VERSION_1_3A;
 570     m_deviceStatus     = newStatus;
 571     break;
 572   case CEC_DEVICE_STATUS_PRESENT:
 573   case CEC_DEVICE_STATUS_NOT_PRESENT:
 574     m_deviceStatus = newStatus;
 575     break;
 576   }
 577 }
 578
 579 void CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress)
 580 {
 581   CLockObject lock(&m_mutex);
 582   if (iNewAddress > 0 && m_iPhysicalAddress != iNewAddress)
 583   {
 584     CStdString strLog;
 585     strLog.Format(">> %s (%X): physical address changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress, iNewAddress);
 586     AddLog(CEC_LOG_DEBUG, strLog.c_str());
 587
 588     m_iPhysicalAddress = iNewAddress;
 589   }
 590 }
 591
 592 void CCECBusDevice::SetStreamPath(uint16_t iNewAddress, uint16_t iOldAddress /* = 0 */)
 593 {
 594   CLockObject lock(&m_mutex);
 595   if (iNewAddress > 0)
 596   {
 597     CStdString strLog;
 598     strLog.Format(">> %s (%X): stream path changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, iOldAddress == 0 ? m_iStreamPath : iOldAddress, iNewAddress);
 599     AddLog(CEC_LOG_DEBUG, strLog.c_str());
 600
 601     m_iStreamPath = iNewAddress;
 602
 603     if (iNewAddress > 0)
 604     {
 605       lock.Leave();
 606       SetPowerStatus(CEC_POWER_STATUS_ON);
 607     }
 608   }
 609 }
 610
 611 void CCECBusDevice::SetPowerStatus(const cec_power_status powerStatus)
 612 {
 613   CLockObject lock(&m_mutex);
 614   if (m_powerStatus != powerStatus)
 615   {
 616     CStdString strLog;
 617     strLog.Format(">> %s (%X): power status changed from '%s' to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_powerStatus), ToString(powerStatus));
 618     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 619     m_powerStatus = powerStatus;
 620   }
 621 }
 622
 623 bool CCECBusDevice::ReplaceHandler(bool bActivateSource /* = true */)
 624 {
 625   CLockObject lock(&m_mutex);
 626   CLockObject handlerLock(&m_handlerMutex);
 627
 628   if (m_vendor != m_handler->GetVendorId())
 629   {
 630     CStdString strLog;
 631     if (m_handler->InUse())
 632     {
 633       strLog.Format("handler for device '%s' (%x) is being used. not replacing the command handler", GetLogicalAddressName(), GetLogicalAddress());
 634       m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 635       return false;
 636     }
 637
 638     strLog.Format("replacing the command handler for device '%s' (%x)", GetLogicalAddressName(), GetLogicalAddress());
 639     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 640     delete m_handler;
 641
 642     switch (m_vendor)
 643     {
 644     case CEC_VENDOR_SAMSUNG:
 645       m_handler = new CANCommandHandler(this);
 646       break;
 647     case CEC_VENDOR_LG:
 648       m_handler = new CSLCommandHandler(this);
 649       break;
 650     case CEC_VENDOR_PANASONIC:
 651       m_handler = new CVLCommandHandler(this);
 652       break;
 653     default:
 654       m_handler = new CCECCommandHandler(this);
 655       break;
 656     }
 657
 658     m_handler->InitHandler();
 659
 660     if (bActivateSource && m_processor->GetLogicalAddresses().IsSet(m_iLogicalAddress) && m_processor->IsInitialised())
 661       m_handler->ActivateSource();
 662   }
 663
 664   return true;
 665 }
 666
 667 bool CCECBusDevice::SetVendorId(uint64_t iVendorId)
 668 {
 669   bool bVendorChanged(false);
 670
 671   {
 672     CLockObject lock(&m_mutex);
 673     bVendorChanged = (m_vendor != (cec_vendor_id)iVendorId);
 674     m_vendor = (cec_vendor_id)iVendorId;
 675   }
 676
 677   CStdString strLog;
 678   strLog.Format("%s (%X): vendor = %s (%06x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_vendor), m_vendor);
 679   m_processor->AddLog(CEC_LOG_DEBUG, strLog.c_str());
 680
 681   return bVendorChanged;
 682 }
 683 //@}
 684
 685 /** @name Transmit methods */
 686 //@{
 687 bool CCECBusDevice::TransmitActiveSource(void)
 688 {
 689   bool bSendActiveSource(false);
 690
 691   {
 692     CLockObject lock(&m_mutex);
 693     if (m_powerStatus != CEC_POWER_STATUS_ON)
 694     {
 695       CStdString strLog;
 696       strLog.Format("<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
 697       AddLog(CEC_LOG_DEBUG, strLog);
 698     }
 699     else if (m_bActiveSource)
 700     {
 701       CStdString strLog;
 702       strLog.Format("<< %s (%X) -> broadcast (F): active source (%4x)", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
 703       AddLog(CEC_LOG_NOTICE, strLog);
 704       bSendActiveSource = true;
 705     }
 706     else
 707     {
 708       CStdString strLog;
 709       strLog.Format("<< %s (%X) is not the active source", GetLogicalAddressName(), m_iLogicalAddress);
 710       AddLog(CEC_LOG_DEBUG, strLog);
 711     }
 712   }
 713
 714   if (bSendActiveSource)
 715   {
 716     m_handler->TransmitImageViewOn(m_iLogicalAddress, CECDEVICE_TV);
 717     m_handler->TransmitActiveSource(m_iLogicalAddress, m_iPhysicalAddress);
 718     return true;
 719   }
 720
 721   return false;
 722 }
 723
 724 bool CCECBusDevice::TransmitCECVersion(cec_logical_address dest)
 725 {
 726   cec_version version;
 727   {
 728     CLockObject lock(&m_mutex);
 729     CStdString strLog;
 730     strLog.Format("<< %s (%X) -> %s (%X): cec version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_cecVersion));
 731     AddLog(CEC_LOG_NOTICE, strLog);
 732     version = m_cecVersion;
 733   }
 734
 735   return m_handler->TransmitCECVersion(m_iLogicalAddress, dest, version);
 736 }
 737
 738 bool CCECBusDevice::TransmitInactiveSource(void)
 739 {
 740   uint16_t iPhysicalAddress;
 741   {
 742     CLockObject lock(&m_mutex);
 743     CStdString strLog;
 744     strLog.Format("<< %s (%X) -> broadcast (F): inactive source", GetLogicalAddressName(), m_iLogicalAddress);
 745     AddLog(CEC_LOG_NOTICE, strLog);
 746     iPhysicalAddress = m_iPhysicalAddress;
 747   }
 748
 749   return m_handler->TransmitInactiveSource(m_iLogicalAddress, iPhysicalAddress);
 750 }
 751
 752 bool CCECBusDevice::TransmitMenuState(cec_logical_address dest)
 753 {
 754   cec_menu_state menuState;
 755   {
 756     CLockObject lock(&m_mutex);
 757     CStdString strLog;
 758     strLog.Format("<< %s (%X) -> %s (%X): menu state '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_menuState));
 759     AddLog(CEC_LOG_NOTICE, strLog);
 760     menuState = m_menuState;
 761   }
 762
 763   return m_handler->TransmitMenuState(m_iLogicalAddress, dest, menuState);
 764 }
 765
 766 bool CCECBusDevice::TransmitOSDName(cec_logical_address dest)
 767 {
 768   CStdString strDeviceName;
 769   {
 770     CLockObject lock(&m_mutex);
 771     CStdString strLog;
 772     strLog.Format("<< %s (%X) -> %s (%X): OSD name '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, m_strDeviceName.c_str());
 773     AddLog(CEC_LOG_NOTICE, strLog.c_str());
 774     strDeviceName = m_strDeviceName;
 775   }
 776
 777   return m_handler->TransmitOSDName(m_iLogicalAddress, dest, strDeviceName);
 778 }
 779
 780 bool CCECBusDevice::TransmitOSDString(cec_logical_address dest, cec_display_control duration, const char *strMessage)
 781 {
 782   if (!IsUnsupportedFeature(CEC_OPCODE_SET_OSD_STRING))
 783   {
 784     CStdString strLog;
 785     strLog.Format("<< %s (%X) -> %s (%X): display OSD message '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, strMessage);
 786     AddLog(CEC_LOG_NOTICE, strLog.c_str());
 787
 788     return m_handler->TransmitOSDString(m_iLogicalAddress, dest, duration, strMessage);
 789   }
 790   return false;
 791 }
 792
 793 bool CCECBusDevice::TransmitPhysicalAddress(void)
 794 {
 795   uint16_t iPhysicalAddress;
 796   cec_device_type type;
 797   {
 798     CLockObject lock(&m_mutex);
 799     if (m_iPhysicalAddress == 0xffff)
 800       return false;
 801
 802     CStdString strLog;
 803     strLog.Format("<< %s (%X) -> broadcast (F): physical adddress %4x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
 804     AddLog(CEC_LOG_NOTICE, strLog.c_str());
 805
 806     iPhysicalAddress = m_iPhysicalAddress;
 807     type = m_type;
 808   }
 809
 810   return m_handler->TransmitPhysicalAddress(m_iLogicalAddress, iPhysicalAddress, type);
 811 }
 812
 813 bool CCECBusDevice::TransmitPoll(cec_logical_address dest)
 814 {
 815   bool bReturn(false);
 816   if (dest == CECDEVICE_UNKNOWN)
 817     dest = m_iLogicalAddress;
 818
 819   CCECBusDevice *destDevice = m_processor->m_busDevices[dest];
 820   if (destDevice->m_deviceStatus == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
 821     return bReturn;
 822
 823   CStdString strLog;
 824   strLog.Format("<< %s (%X) -> %s (%X): POLL", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
 825   AddLog(CEC_LOG_NOTICE, strLog.c_str());
 826   bReturn = m_handler->TransmitPoll(m_iLogicalAddress, dest);
 827   AddLog(CEC_LOG_DEBUG, bReturn ? ">> POLL sent" : ">> POLL not sent");
 828
 829   CLockObject lock(&m_mutex);
 830   if (bReturn)
 831   {
 832     m_iLastActive = GetTimeMs();
 833     destDevice->m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
 834   }
 835   else
 836     destDevice->m_deviceStatus = CEC_DEVICE_STATUS_NOT_PRESENT;
 837
 838   return bReturn;
 839 }
 840
 841 bool CCECBusDevice::TransmitPowerState(cec_logical_address dest)
 842 {
 843   cec_power_status state;
 844   {
 845     CLockObject lock(&m_mutex);
 846     CStdString strLog;
 847     strLog.Format("<< %s (%X) -> %s (%X): %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_powerStatus));
 848     AddLog(CEC_LOG_NOTICE, strLog.c_str());
 849     state = m_powerStatus;
 850   }
 851
 852   return m_handler->TransmitPowerState(m_iLogicalAddress, dest, state);
 853 }
 854
 855 bool CCECBusDevice::TransmitVendorID(cec_logical_address dest, bool bSendAbort /* = true */)
 856 {
 857   uint64_t iVendorId;
 858   {
 859     CLockObject lock(&m_mutex);
 860     iVendorId = (uint64_t)m_vendor;
 861   }
 862
 863   if (iVendorId == CEC_VENDOR_UNKNOWN)
 864   {
 865     if (bSendAbort)
 866     {
 867       CStdString strLog;
 868       strLog.Format("<< %s (%X) -> %s (%X): vendor id feature abort", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
 869       AddLog(CEC_LOG_NOTICE, strLog);
 870
 871       m_processor->TransmitAbort(dest, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 872     }
 873     return false;
 874   }
 875   else
 876   {
 877     CStdString strLog;
 878     strLog.Format("<< %s (%X) -> %s (%X): vendor id %s (%x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString((cec_vendor_id)iVendorId), iVendorId);
 879     AddLog(CEC_LOG_NOTICE, strLog);
 880
 881     return m_handler->TransmitVendorID(m_iLogicalAddress, iVendorId);
 882   }
 883 }
 884
 885 bool CCECBusDevice::TransmitKeypress(cec_user_control_code key, bool bWait /* = true */)
 886 {
 887   return m_handler->TransmitKeypress(m_processor->GetLogicalAddress(), m_iLogicalAddress, key, bWait);
 888 }
 889
 890 bool CCECBusDevice::TransmitKeyRelease(bool bWait /* = true */)
 891 {
 892   return m_handler->TransmitKeyRelease(m_processor->GetLogicalAddress(), m_iLogicalAddress, bWait);
 893 }
 894
 895 bool CCECBusDevice::IsUnsupportedFeature(cec_opcode opcode) const
 896 {
 897   return m_unsupportedFeatures.find(opcode) != m_unsupportedFeatures.end();
 898 }
 899
 900 void CCECBusDevice::SetUnsupportedFeature(cec_opcode opcode)
 901 {
 902   m_unsupportedFeatures.insert(opcode);
 903 }
 904
 905 bool CCECBusDevice::ActivateSource(void)
 906 {
 907   CLockObject lock(&m_mutex);
 908   return m_handler->ActivateSource();
 909 }
 910
 911 //@}