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_menuState(CEC_MENU_STATE_ACTIVATED),
  54   m_bActiveSource(false),
  55   m_iLastCommandSent(0),
  56   m_iLastActive(0),
  57   m_cecVersion(CEC_VERSION_UNKNOWN),
  58   m_deviceStatus(CEC_DEVICE_STATUS_UNKNOWN),
  59   m_iTransmitTimeout(1000)
  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   m_condition.Broadcast();
  74   delete m_handler;
  75 }
  76
  77 void CCECBusDevice::AddLog(cec_log_level level, const CStdString &strMessage)
  78 {
  79   m_processor->AddLog(level, strMessage);
  80 }
  81
  82 bool CCECBusDevice::HandleCommand(const cec_command &command)
  83 {
  84   CLockObject lock(&m_transmitMutex);
  85   m_iLastActive = GetTimeMs();
  86   m_handler->HandleCommand(command);
  87   if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
  88   {
  89     if (m_deviceStatus != CEC_DEVICE_STATUS_PRESENT)
  90     {
  91       CStdString strLog;
  92       strLog.Format("device %s (%x) status changed to present after command %s", GetLogicalAddressName(), (uint8_t)GetLogicalAddress(), ToString(command.opcode));
  93       AddLog(CEC_LOG_DEBUG, strLog);
  94     }
  95     m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
  96   }
  97   m_condition.Signal();
  98   return true;
  99 }
 100
 101 bool CCECBusDevice::PowerOn(void)
 102 {
 103   CStdString strLog;
 104   strLog.Format("<< powering on '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 105   AddLog(CEC_LOG_DEBUG, strLog.c_str());
 106
 107   cec_command command;
 108   cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_IMAGE_VIEW_ON, m_iTransmitTimeout);
 109   if (m_processor->Transmit(command))
 110   {
 111     {
 112       CLockObject lock(&m_mutex);
 113       m_powerStatus = CEC_POWER_STATUS_UNKNOWN;
 114     }
 115     cec_power_status status = GetPowerStatus();
 116     if (status == CEC_POWER_STATUS_STANDBY || status == CEC_POWER_STATUS_UNKNOWN)
 117     {
 118       SendKeypress(CEC_USER_CONTROL_CODE_POWER, true);
 119       return SendKeyRelease(false);
 120     }
 121     return true;
 122   }
 123
 124   return false;
 125 }
 126
 127 bool CCECBusDevice::Standby(void)
 128 {
 129   CStdString strLog;
 130   strLog.Format("<< putting '%s' (%X) in standby mode", GetLogicalAddressName(), m_iLogicalAddress);
 131   AddLog(CEC_LOG_DEBUG, strLog.c_str());
 132
 133   cec_command command;
 134   cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_STANDBY, m_iTransmitTimeout);
 135
 136   return m_processor->Transmit(command);
 137 }
 138
 139 /** @name Getters */
 140 //@{
 141 cec_version CCECBusDevice::GetCecVersion(void)
 142 {
 143   CLockObject lock(&m_mutex);
 144   if (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 145       m_cecVersion == CEC_VERSION_UNKNOWN)
 146     RequestCecVersion();
 147
 148   return m_cecVersion;
 149 }
 150
 151 bool CCECBusDevice::RequestCecVersion(void)
 152 {
 153   bool bReturn(false);
 154   if (!MyLogicalAddressContains(m_iLogicalAddress))
 155   {
 156     CStdString strLog;
 157     strLog.Format("<< requesting CEC version of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 158     AddLog(CEC_LOG_NOTICE, strLog);
 159     cec_command command;
 160     cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GET_CEC_VERSION, m_iTransmitTimeout);
 161     CLockObject lock(&m_transmitMutex);
 162     if (m_processor->Transmit(command))
 163       bReturn = m_condition.Wait(&m_transmitMutex, 1000);
 164   }
 165   return bReturn;
 166 }
 167
 168 uint64_t CCECBusDevice::GetLastCommandSent(void) const
 169 {
 170   return GetTimeMs() - m_iLastCommandSent;
 171 }
 172
 173 const char* CCECBusDevice::GetLogicalAddressName(void) const
 174 {
 175   return ToString(m_iLogicalAddress);
 176 }
 177
 178 cec_menu_language &CCECBusDevice::GetMenuLanguage(void)
 179 {
 180   CLockObject lock(&m_mutex);
 181   if (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 182       !strcmp(m_menuLanguage.language, "???"))
 183     RequestMenuLanguage();
 184
 185   return m_menuLanguage;
 186 }
 187
 188 bool CCECBusDevice::RequestMenuLanguage(void)
 189 {
 190   bool bReturn(false);
 191   if (!MyLogicalAddressContains(m_iLogicalAddress))
 192   {
 193     CStdString strLog;
 194     strLog.Format("<< requesting menu language of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 195     AddLog(CEC_LOG_NOTICE, strLog);
 196     cec_command command;
 197     cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GET_MENU_LANGUAGE, m_iTransmitTimeout);
 198     CLockObject lock(&m_transmitMutex);
 199     if (m_processor->Transmit(command))
 200       bReturn = m_condition.Wait(&m_transmitMutex, 1000);
 201   }
 202   return bReturn;
 203 }
 204
 205 cec_logical_address CCECBusDevice::GetMyLogicalAddress(void) const
 206 {
 207   return m_processor->GetLogicalAddress();
 208 }
 209
 210 uint16_t CCECBusDevice::GetMyPhysicalAddress(void) const
 211 {
 212   return m_processor->GetPhysicalAddress();
 213 }
 214
 215 CStdString CCECBusDevice::GetOSDName(void)
 216 {
 217   CLockObject lock(&m_mutex);
 218   if (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 219       m_strDeviceName.Equals(ToString(m_iLogicalAddress)) &&
 220       m_type != CEC_DEVICE_TYPE_TV)
 221     RequestOSDName();
 222
 223   return m_strDeviceName;
 224 }
 225
 226 bool CCECBusDevice::RequestOSDName(void)
 227 {
 228   bool bReturn(false);
 229   if (!MyLogicalAddressContains(m_iLogicalAddress))
 230   {
 231     CStdString strLog;
 232     strLog.Format("<< requesting OSD name of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 233     AddLog(CEC_LOG_NOTICE, strLog);
 234     cec_command command;
 235     cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GIVE_OSD_NAME, m_iTransmitTimeout);
 236     CLockObject lock(&m_transmitMutex);
 237     if (m_processor->Transmit(command))
 238       bReturn = m_condition.Wait(&m_transmitMutex, 1000);
 239   }
 240   return bReturn;
 241 }
 242
 243 uint16_t CCECBusDevice::GetPhysicalAddress(bool bRefresh /* = true */)
 244 {
 245   CLockObject lock(&m_mutex);
 246   if (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 247       (m_iPhysicalAddress == 0xFFFF || bRefresh))
 248   {
 249     if (!RequestPhysicalAddress())
 250       AddLog(CEC_LOG_ERROR, "failed to request the physical address");
 251   }
 252
 253   return m_iPhysicalAddress;
 254 }
 255
 256 bool CCECBusDevice::RequestPhysicalAddress(void)
 257 {
 258   bool bReturn(false);
 259   if (!MyLogicalAddressContains(m_iLogicalAddress))
 260   {
 261     CStdString strLog;
 262     strLog.Format("<< requesting physical address of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 263     AddLog(CEC_LOG_NOTICE, strLog);
 264     cec_command command;
 265     cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS, m_iTransmitTimeout);
 266     CLockObject lock(&m_transmitMutex);
 267     if (m_processor->Transmit(command))
 268       bReturn = m_condition.Wait(&m_transmitMutex, 1000);
 269   }
 270   return bReturn;
 271 }
 272
 273 cec_power_status CCECBusDevice::GetPowerStatus(void)
 274 {
 275   CLockObject lock(&m_mutex);
 276   if (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 277       m_powerStatus == CEC_POWER_STATUS_UNKNOWN)
 278     RequestPowerStatus();
 279
 280   return m_powerStatus;
 281 }
 282
 283 bool CCECBusDevice::RequestPowerStatus(void)
 284 {
 285   bool bReturn(false);
 286   if (!MyLogicalAddressContains(m_iLogicalAddress))
 287   {
 288     CStdString strLog;
 289     strLog.Format("<< requesting power status of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 290     AddLog(CEC_LOG_NOTICE, strLog);
 291     cec_command command;
 292     cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS, m_iTransmitTimeout);
 293     CLockObject lock(&m_transmitMutex);
 294     if (m_processor->Transmit(command))
 295       bReturn = m_condition.Wait(&m_transmitMutex, 1000);
 296   }
 297   return bReturn;
 298 }
 299
 300 cec_vendor_id CCECBusDevice::GetVendorId(void)
 301 {
 302   CLockObject lock(&m_mutex);
 303   if (GetStatus() == CEC_DEVICE_STATUS_PRESENT &&
 304       m_vendor == CEC_VENDOR_UNKNOWN)
 305     RequestVendorId();
 306
 307   return m_vendor;
 308 }
 309
 310 bool CCECBusDevice::RequestVendorId(void)
 311 {
 312   bool bReturn(false);
 313   if (!MyLogicalAddressContains(m_iLogicalAddress))
 314   {
 315     CStdString strLog;
 316     strLog.Format("<< requesting vendor ID of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
 317     AddLog(CEC_LOG_NOTICE, strLog);
 318     cec_command command;
 319     cec_command::Format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID, m_iTransmitTimeout);
 320
 321     CLockObject lock(&m_transmitMutex);
 322     if (m_processor->Transmit(command))
 323       bReturn = m_condition.Wait(&m_transmitMutex, 1000);
 324   }
 325   return bReturn;
 326 }
 327
 328 const char *CCECBusDevice::GetVendorName(void)
 329 {
 330   return ToString(GetVendorId());
 331 }
 332
 333 bool CCECBusDevice::MyLogicalAddressContains(cec_logical_address address) const
 334 {
 335   return m_processor->HasLogicalAddress(address);
 336 }
 337
 338 bool CCECBusDevice::NeedsPoll(void)
 339 {
 340   bool bSendPoll(false);
 341   switch (m_iLogicalAddress)
 342   {
 343   case CECDEVICE_PLAYBACKDEVICE3:
 344     if (m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE2]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 345       bSendPoll = true;
 346     break;
 347   case CECDEVICE_PLAYBACKDEVICE2:
 348     if (m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE1]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 349       bSendPoll = true;
 350     break;
 351   case CECDEVICE_RECORDINGDEVICE3:
 352     if (m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE2]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 353       bSendPoll = true;
 354     break;
 355   case CECDEVICE_RECORDINGDEVICE2:
 356     if (m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE1]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 357       bSendPoll = true;
 358     break;
 359   case CECDEVICE_TUNER4:
 360     if (m_processor->m_busDevices[CECDEVICE_TUNER3]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 361       bSendPoll = true;
 362     break;
 363   case CECDEVICE_TUNER3:
 364     if (m_processor->m_busDevices[CECDEVICE_TUNER2]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 365       bSendPoll = true;
 366     break;
 367   case CECDEVICE_TUNER2:
 368     if (m_processor->m_busDevices[CECDEVICE_TUNER1]->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
 369       bSendPoll = true;
 370     break;
 371   case CECDEVICE_AUDIOSYSTEM:
 372   case CECDEVICE_PLAYBACKDEVICE1:
 373   case CECDEVICE_RECORDINGDEVICE1:
 374   case CECDEVICE_TUNER1:
 375   case CECDEVICE_TV:
 376     bSendPoll = true;
 377     break;
 378   default:
 379     break;
 380   }
 381
 382   return bSendPoll;
 383 }
 384
 385 cec_bus_device_status CCECBusDevice::GetStatus(bool bForcePoll /* = false */)
 386 {
 387   CLockObject lock(&m_writeMutex);
 388   if (m_deviceStatus == CEC_DEVICE_STATUS_UNKNOWN || bForcePoll)
 389   {
 390     lock.Leave();
 391     bool bPollAcked(false);
 392     if (bForcePoll || NeedsPoll())
 393       bPollAcked = m_processor->PollDevice(m_iLogicalAddress);
 394
 395     lock.Lock();
 396     m_deviceStatus = bPollAcked ? CEC_DEVICE_STATUS_PRESENT : CEC_DEVICE_STATUS_NOT_PRESENT;
 397   }
 398
 399   return m_deviceStatus;
 400 }
 401
 402 //@}
 403
 404 /** @name Setters */
 405 //@{
 406 void CCECBusDevice::SetCecVersion(const cec_version newVersion)
 407 {
 408   m_cecVersion = newVersion;
 409
 410   CStdString strLog;
 411   strLog.Format("%s (%X): CEC version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(newVersion));
 412   AddLog(CEC_LOG_DEBUG, strLog);
 413 }
 414
 415 void CCECBusDevice::SetMenuLanguage(const cec_menu_language &language)
 416 {
 417   CLockObject lock(&m_writeMutex);
 418   if (language.device == m_iLogicalAddress)
 419   {
 420     CStdString strLog;
 421     strLog.Format(">> %s (%X): menu language set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, language.language);
 422     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 423     m_menuLanguage = language;
 424   }
 425 }
 426
 427 void CCECBusDevice::SetOSDName(CStdString strName)
 428 {
 429   CLockObject lock(&m_writeMutex);
 430   if (m_strDeviceName != strName)
 431   {
 432     CStdString strLog;
 433     strLog.Format(">> %s (%X): osd name set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, strName);
 434     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 435     m_strDeviceName = strName;
 436   }
 437 }
 438
 439 void CCECBusDevice::SetMenuState(const cec_menu_state state)
 440 {
 441   CLockObject lock(&m_writeMutex);
 442   if (m_menuState != state)
 443   {
 444     CStdString strLog;
 445     strLog.Format(">> %s (%X): menu state set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_menuState));
 446     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 447     m_menuState = state;
 448   }
 449 }
 450
 451 void CCECBusDevice::SetInactiveDevice(void)
 452 {
 453   CLockObject lock(&m_writeMutex);
 454   m_bActiveSource = false;
 455 }
 456
 457 void CCECBusDevice::SetActiveDevice(void)
 458 {
 459   CLockObject lock(&m_writeMutex);
 460
 461   for (int iPtr = 0; iPtr < 16; iPtr++)
 462     if (iPtr != m_iLogicalAddress)
 463       m_processor->m_busDevices[iPtr]->SetInactiveDevice();
 464
 465   m_bActiveSource = true;
 466   m_powerStatus   = CEC_POWER_STATUS_ON;
 467 }
 468
 469 bool CCECBusDevice::TryLogicalAddress(void)
 470 {
 471   CStdString strLog;
 472   strLog.Format("trying logical address '%s'", GetLogicalAddressName());
 473   AddLog(CEC_LOG_DEBUG, strLog);
 474
 475   m_processor->SetAckMask(0x1 << m_iLogicalAddress);
 476   if (!TransmitPoll(m_iLogicalAddress))
 477   {
 478     strLog.Format("using logical address '%s'", GetLogicalAddressName());
 479     AddLog(CEC_LOG_NOTICE, strLog);
 480     SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
 481
 482     return true;
 483   }
 484
 485   strLog.Format("logical address '%s' already taken", GetLogicalAddressName());
 486   AddLog(CEC_LOG_DEBUG, strLog);
 487   SetDeviceStatus(CEC_DEVICE_STATUS_PRESENT);
 488   return false;
 489 }
 490
 491 void CCECBusDevice::SetDeviceStatus(const cec_bus_device_status newStatus)
 492 {
 493   CLockObject lock(&m_writeMutex);
 494   switch (newStatus)
 495   {
 496   case CEC_DEVICE_STATUS_UNKNOWN:
 497     m_iStreamPath      = 0;
 498     m_powerStatus      = CEC_POWER_STATUS_UNKNOWN;
 499     m_vendor           = CEC_VENDOR_UNKNOWN;
 500     m_menuState        = CEC_MENU_STATE_ACTIVATED;
 501     m_bActiveSource    = false;
 502     m_iLastCommandSent = 0;
 503     m_iLastActive      = 0;
 504     m_cecVersion       = CEC_VERSION_UNKNOWN;
 505     m_deviceStatus     = newStatus;
 506     break;
 507   case CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC:
 508     m_iStreamPath      = 0;
 509     m_powerStatus      = CEC_POWER_STATUS_ON;
 510     m_vendor           = CEC_VENDOR_UNKNOWN;
 511     m_menuState        = CEC_MENU_STATE_ACTIVATED;
 512     m_bActiveSource    = false;
 513     m_iLastCommandSent = 0;
 514     m_iLastActive      = 0;
 515     m_cecVersion       = CEC_VERSION_1_3A;
 516     m_deviceStatus     = newStatus;
 517     break;
 518   case CEC_DEVICE_STATUS_PRESENT:
 519   case CEC_DEVICE_STATUS_NOT_PRESENT:
 520     m_deviceStatus = newStatus;
 521     break;
 522   }
 523 }
 524
 525 void CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress)
 526 {
 527   CLockObject lock(&m_writeMutex);
 528   if (iNewAddress > 0 && m_iPhysicalAddress != iNewAddress)
 529   {
 530     CStdString strLog;
 531     strLog.Format(">> %s (%X): physical address changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress, iNewAddress);
 532     AddLog(CEC_LOG_DEBUG, strLog.c_str());
 533
 534     m_iPhysicalAddress = iNewAddress;
 535   }
 536 }
 537
 538 void CCECBusDevice::SetStreamPath(uint16_t iNewAddress, uint16_t iOldAddress /* = 0 */)
 539 {
 540   CLockObject lock(&m_writeMutex);
 541   if (iNewAddress > 0)
 542   {
 543     CStdString strLog;
 544     strLog.Format(">> %s (%X): stream path changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, iOldAddress == 0 ? m_iStreamPath : iOldAddress, iNewAddress);
 545     AddLog(CEC_LOG_DEBUG, strLog.c_str());
 546
 547     m_iStreamPath = iNewAddress;
 548
 549     if (iNewAddress > 0)
 550     {
 551       lock.Leave();
 552       SetPowerStatus(CEC_POWER_STATUS_ON);
 553     }
 554   }
 555 }
 556
 557 void CCECBusDevice::SetPowerStatus(const cec_power_status powerStatus)
 558 {
 559   CLockObject lock(&m_writeMutex);
 560   if (m_powerStatus != powerStatus)
 561   {
 562     CStdString strLog;
 563     strLog.Format(">> %s (%X): power status changed from '%s' to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_powerStatus), ToString(powerStatus));
 564     m_processor->AddLog(CEC_LOG_DEBUG, strLog);
 565     m_powerStatus = powerStatus;
 566   }
 567 }
 568
 569 void CCECBusDevice::SetVendorId(uint64_t iVendorId, bool bInitHandler /* = true */)
 570 {
 571   bool bVendorChanged(false);
 572
 573   {
 574     CLockObject lock(&m_writeMutex);
 575     bVendorChanged = (m_vendor != (cec_vendor_id)iVendorId);
 576     m_vendor = (cec_vendor_id)iVendorId;
 577
 578     if (bVendorChanged)
 579       delete m_handler;
 580
 581     switch (iVendorId)
 582     {
 583     case CEC_VENDOR_SAMSUNG:
 584       if (bVendorChanged)
 585         m_handler = new CANCommandHandler(this);
 586       break;
 587     case CEC_VENDOR_LG:
 588       if (bVendorChanged)
 589         m_handler = new CSLCommandHandler(this);
 590       break;
 591     case CEC_VENDOR_PANASONIC:
 592       if (bVendorChanged)
 593         m_handler = new CVLCommandHandler(this);
 594       break;
 595     default:
 596       if (bVendorChanged)
 597         m_handler = new CCECCommandHandler(this);
 598       break;
 599     }
 600   }
 601
 602   if (bVendorChanged && bInitHandler)
 603     m_handler->InitHandler();
 604
 605   CStdString strLog;
 606   strLog.Format("%s (%X): vendor = %s (%06x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_vendor), m_vendor);
 607   m_processor->AddLog(CEC_LOG_DEBUG, strLog.c_str());
 608 }
 609 //@}
 610
 611 /** @name Transmit methods */
 612 //@{
 613 bool CCECBusDevice::TransmitActiveSource(void)
 614 {
 615   CLockObject lock(&m_writeMutex);
 616   if (m_powerStatus != CEC_POWER_STATUS_ON)
 617   {
 618     CStdString strLog;
 619     strLog.Format("<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
 620     AddLog(CEC_LOG_DEBUG, strLog);
 621   }
 622   else if (m_bActiveSource)
 623   {
 624     CStdString strLog;
 625     strLog.Format("<< %s (%X) -> broadcast (F): active source (%4x)", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
 626     AddLog(CEC_LOG_NOTICE, strLog);
 627
 628     cec_command command;
 629     cec_command::Format(command, m_iLogicalAddress, CECDEVICE_BROADCAST, CEC_OPCODE_ACTIVE_SOURCE, m_iTransmitTimeout);
 630     command.parameters.PushBack((uint8_t) ((m_iPhysicalAddress >> 8) & 0xFF));
 631     command.parameters.PushBack((uint8_t) (m_iPhysicalAddress & 0xFF));
 632
 633     lock.Leave();
 634     return m_processor->Transmit(command);
 635   }
 636   else
 637   {
 638     CStdString strLog;
 639     strLog.Format("<< %s (%X) is not the active source", GetLogicalAddressName(), m_iLogicalAddress);
 640     AddLog(CEC_LOG_DEBUG, strLog);
 641   }
 642
 643   return false;
 644 }
 645
 646 bool CCECBusDevice::TransmitCECVersion(cec_logical_address dest)
 647 {
 648   CLockObject lock(&m_writeMutex);
 649   CStdString strLog;
 650   strLog.Format("<< %s (%X) -> %s (%X): cec version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_cecVersion));
 651   AddLog(CEC_LOG_NOTICE, strLog);
 652
 653   cec_command command;
 654   cec_command::Format(command, m_iLogicalAddress, dest, CEC_OPCODE_CEC_VERSION, m_iTransmitTimeout);
 655   command.parameters.PushBack((uint8_t)m_cecVersion);
 656
 657   lock.Leave();
 658   return m_processor->Transmit(command);
 659 }
 660
 661 bool CCECBusDevice::TransmitInactiveSource(void)
 662 {
 663   CStdString strLog;
 664   strLog.Format("<< %s (%X) -> broadcast (F): inactive source", GetLogicalAddressName(), m_iLogicalAddress);
 665   AddLog(CEC_LOG_NOTICE, strLog);
 666
 667   cec_command command;
 668   cec_command::Format(command, m_iLogicalAddress, CECDEVICE_TV, CEC_OPCODE_INACTIVE_SOURCE, m_iTransmitTimeout);
 669   command.parameters.PushBack((m_iPhysicalAddress >> 8) & 0xFF);
 670   command.parameters.PushBack(m_iPhysicalAddress & 0xFF);
 671
 672   return m_processor->Transmit(command);
 673 }
 674
 675 bool CCECBusDevice::TransmitMenuState(cec_logical_address dest)
 676 {
 677   CStdString strLog;
 678   strLog.Format("<< %s (%X) -> %s (%X): menu state '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_menuState));
 679   AddLog(CEC_LOG_NOTICE, strLog);
 680
 681   cec_command command;
 682   cec_command::Format(command, m_iLogicalAddress, dest, CEC_OPCODE_MENU_STATUS, m_iTransmitTimeout);
 683   command.parameters.PushBack((uint8_t)m_menuState);
 684
 685   return m_processor->Transmit(command);
 686 }
 687
 688 bool CCECBusDevice::TransmitOSDName(cec_logical_address dest)
 689 {
 690   CLockObject lock(&m_writeMutex);
 691   CStdString strLog;
 692   strLog.Format("<< %s (%X) -> %s (%X): OSD name '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, m_strDeviceName.c_str());
 693   AddLog(CEC_LOG_NOTICE, strLog.c_str());
 694
 695   cec_command command;
 696   cec_command::Format(command, m_iLogicalAddress, dest, CEC_OPCODE_SET_OSD_NAME, m_iTransmitTimeout);
 697   for (unsigned int iPtr = 0; iPtr < m_strDeviceName.length(); iPtr++)
 698     command.parameters.PushBack(m_strDeviceName.at(iPtr));
 699
 700   lock.Leave();
 701   return m_processor->Transmit(command);
 702 }
 703
 704 bool CCECBusDevice::TransmitOSDString(cec_logical_address dest, cec_display_control duration, const char *strMessage)
 705 {
 706   CLockObject lock(&m_writeMutex);
 707   CStdString strLog;
 708   strLog.Format("<< %s (%X) -> %s (%X): display OSD message '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, strMessage);
 709   AddLog(CEC_LOG_NOTICE, strLog.c_str());
 710
 711   cec_command command;
 712   cec_command::Format(command, m_iLogicalAddress, dest, CEC_OPCODE_SET_OSD_STRING, m_iTransmitTimeout);
 713   command.parameters.PushBack((uint8_t)duration);
 714
 715   unsigned int iLen = strlen(strMessage);
 716   if (iLen > 13) iLen = 13;
 717
 718   for (unsigned int iPtr = 0; iPtr < iLen; iPtr++)
 719     command.parameters.PushBack(strMessage[iPtr]);
 720
 721   lock.Leave();
 722   return m_processor->Transmit(command);
 723 }
 724
 725 bool CCECBusDevice::TransmitPhysicalAddress(void)
 726 {
 727   CLockObject lock(&m_writeMutex);
 728
 729   if (m_iPhysicalAddress == 0xffff)
 730     return false;
 731
 732   CStdString strLog;
 733   strLog.Format("<< %s (%X) -> broadcast (F): physical adddress %4x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
 734   AddLog(CEC_LOG_NOTICE, strLog.c_str());
 735
 736   cec_command command;
 737   cec_command::Format(command, m_iLogicalAddress, CECDEVICE_BROADCAST, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS, m_iTransmitTimeout);
 738   command.parameters.PushBack((uint8_t) ((m_iPhysicalAddress >> 8) & 0xFF));
 739   command.parameters.PushBack((uint8_t) (m_iPhysicalAddress & 0xFF));
 740   command.parameters.PushBack((uint8_t) (m_type));
 741
 742   lock.Leave();
 743   return m_processor->Transmit(command);
 744 }
 745
 746 bool CCECBusDevice::TransmitPoll(cec_logical_address dest)
 747 {
 748   bool bReturn(false);
 749   if (dest == CECDEVICE_UNKNOWN)
 750     dest = m_iLogicalAddress;
 751
 752   CLockObject lock(&m_writeMutex);
 753
 754   CStdString strLog;
 755   strLog.Format("<< %s (%X) -> %s (%X): POLL", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
 756   AddLog(CEC_LOG_NOTICE, strLog.c_str());
 757
 758   cec_command command;
 759   cec_command::Format(command, m_iLogicalAddress, dest, CEC_OPCODE_NONE, m_iTransmitTimeout);
 760   command.retries = 0;
 761
 762   {
 763     CLockObject lock(&m_transmitMutex);
 764     bReturn = m_processor->Transmit(command);
 765   }
 766
 767   AddLog(CEC_LOG_DEBUG, bReturn ? ">> POLL sent" : ">> POLL not sent");
 768   if (bReturn)
 769     m_iLastActive = GetTimeMs();
 770
 771   return bReturn;
 772 }
 773
 774 bool CCECBusDevice::TransmitPowerState(cec_logical_address dest)
 775 {
 776   CLockObject lock(&m_writeMutex);
 777   CStdString strLog;
 778   strLog.Format("<< %s (%X) -> %s (%X): %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_powerStatus));
 779   AddLog(CEC_LOG_NOTICE, strLog.c_str());
 780
 781   cec_command command;
 782   cec_command::Format(command, m_iLogicalAddress, dest, CEC_OPCODE_REPORT_POWER_STATUS, m_iTransmitTimeout);
 783   command.parameters.PushBack((uint8_t) m_powerStatus);
 784
 785   lock.Leave();
 786   return m_processor->Transmit(command);
 787 }
 788
 789 bool CCECBusDevice::TransmitVendorID(cec_logical_address dest)
 790 {
 791   CLockObject lock(&m_writeMutex);
 792   if (m_vendor == CEC_VENDOR_UNKNOWN)
 793   {
 794     CStdString strLog;
 795     strLog.Format("<< %s (%X) -> %s (%X): vendor id feature abort", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
 796     AddLog(CEC_LOG_NOTICE, strLog);
 797
 798     lock.Leave();
 799     m_processor->TransmitAbort(dest, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 800     return false;
 801   }
 802   else
 803   {
 804     CStdString strLog;
 805     strLog.Format("<< %s (%X) -> %s (%X): vendor id %s (%x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_vendor), (uint64_t)m_vendor);
 806     AddLog(CEC_LOG_NOTICE, strLog);
 807
 808     cec_command command;
 809     cec_command::Format(command, m_iLogicalAddress, CECDEVICE_BROADCAST, CEC_OPCODE_DEVICE_VENDOR_ID, m_iTransmitTimeout);
 810
 811     command.parameters.PushBack((uint8_t) (((uint64_t)m_vendor >> 16) & 0xFF));
 812     command.parameters.PushBack((uint8_t) (((uint64_t)m_vendor >> 8) & 0xFF));
 813     command.parameters.PushBack((uint8_t) ((uint64_t)m_vendor & 0xFF));
 814
 815     lock.Leave();
 816     return m_processor->Transmit(command);
 817   }
 818 }
 819
 820 bool CCECBusDevice::SendKeypress(cec_user_control_code key, bool bWait /* = false */)
 821 {
 822   CLockObject lock(&m_transmitMutex);
 823   cec_command command;
 824   cec_command::Format(command, m_processor->GetLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_USER_CONTROL_PRESSED, m_iTransmitTimeout);
 825   command.parameters.PushBack((uint8_t)key);
 826
 827   if (bWait)
 828   {
 829     if (m_processor->Transmit(command))
 830       return m_condition.Wait(&m_transmitMutex, 1000);
 831     return false;
 832   }
 833
 834   return m_processor->Transmit(command);
 835 }
 836
 837 bool CCECBusDevice::SendKeyRelease(bool bWait /* = false */)
 838 {
 839   CLockObject lock(&m_transmitMutex);
 840   cec_command command;
 841   cec_command::Format(command, m_processor->GetLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_USER_CONTROL_RELEASE, m_iTransmitTimeout);
 842
 843   if (bWait)
 844   {
 845     if (m_processor->Transmit(command))
 846       return m_condition.Wait(&m_transmitMutex, 1000);
 847     return false;
 848   }
 849   else
 850   {
 851     return m_processor->Transmit(command);
 852   }
 853 }
 854 //@}