| 1 | /* |
| 2 | * This file is part of the libCEC(R) library. |
| 3 | * |
| 4 | * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved. |
| 5 | * libCEC(R) is an original work, containing original code. |
| 6 | * |
| 7 | * libCEC(R) is a trademark of Pulse-Eight Limited. |
| 8 | * |
| 9 | * This program is dual-licensed; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 22 | * |
| 23 | * |
| 24 | * Alternatively, you can license this library under a commercial license, |
| 25 | * please contact Pulse-Eight Licensing for more information. |
| 26 | * |
| 27 | * For more information contact: |
| 28 | * Pulse-Eight Licensing <license@pulse-eight.com> |
| 29 | * http://www.pulse-eight.com/ |
| 30 | * http://www.pulse-eight.net/ |
| 31 | */ |
| 32 | |
| 33 | #include "CECProcessor.h" |
| 34 | |
| 35 | #include "adapter/USBCECAdapterCommunication.h" |
| 36 | #include "devices/CECBusDevice.h" |
| 37 | #include "devices/CECAudioSystem.h" |
| 38 | #include "devices/CECPlaybackDevice.h" |
| 39 | #include "devices/CECRecordingDevice.h" |
| 40 | #include "devices/CECTuner.h" |
| 41 | #include "devices/CECTV.h" |
| 42 | #include "implementations/CECCommandHandler.h" |
| 43 | #include "LibCEC.h" |
| 44 | #include "CECClient.h" |
| 45 | #include "CECTypeUtils.h" |
| 46 | #include "platform/util/timeutils.h" |
| 47 | #include "platform/util/util.h" |
| 48 | |
| 49 | using namespace CEC; |
| 50 | using namespace std; |
| 51 | using namespace PLATFORM; |
| 52 | |
| 53 | #define CEC_PROCESSOR_SIGNAL_WAIT_TIME 1000 |
| 54 | #define ACTIVE_SOURCE_CHECK_INTERVAL 500 |
| 55 | |
| 56 | #define ToString(x) CCECTypeUtils::ToString(x) |
| 57 | |
| 58 | CCECProcessor::CCECProcessor(CLibCEC *libcec) : |
| 59 | m_bInitialised(false), |
| 60 | m_communication(NULL), |
| 61 | m_libcec(libcec), |
| 62 | m_iStandardLineTimeout(3), |
| 63 | m_iRetryLineTimeout(3), |
| 64 | m_iLastTransmission(0) |
| 65 | { |
| 66 | m_busDevices = new CCECDeviceMap(this); |
| 67 | } |
| 68 | |
| 69 | CCECProcessor::~CCECProcessor(void) |
| 70 | { |
| 71 | Close(); |
| 72 | DELETE_AND_NULL(m_busDevices); |
| 73 | } |
| 74 | |
| 75 | bool CCECProcessor::Start(const char *strPort, uint16_t iBaudRate /* = CEC_SERIAL_DEFAULT_BAUDRATE */, uint32_t iTimeoutMs /* = CEC_DEFAULT_CONNECT_TIMEOUT */) |
| 76 | { |
| 77 | CLockObject lock(m_mutex); |
| 78 | // open a connection |
| 79 | if (!OpenConnection(strPort, iBaudRate, iTimeoutMs)) |
| 80 | return false; |
| 81 | |
| 82 | // create the processor thread |
| 83 | if (!IsRunning()) |
| 84 | { |
| 85 | if (!CreateThread()) |
| 86 | { |
| 87 | m_libcec->AddLog(CEC_LOG_ERROR, "could not create a processor thread"); |
| 88 | return false; |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | return true; |
| 93 | } |
| 94 | |
| 95 | void CCECProcessor::Close(void) |
| 96 | { |
| 97 | // mark as uninitialised |
| 98 | SetCECInitialised(false); |
| 99 | |
| 100 | // stop the processor |
| 101 | StopThread(); |
| 102 | |
| 103 | // close the connection |
| 104 | DELETE_AND_NULL(m_communication); |
| 105 | } |
| 106 | |
| 107 | void CCECProcessor::ResetMembers(void) |
| 108 | { |
| 109 | // close the connection |
| 110 | DELETE_AND_NULL(m_communication); |
| 111 | |
| 112 | // reset the other members to the initial state |
| 113 | m_iStandardLineTimeout = 3; |
| 114 | m_iRetryLineTimeout = 3; |
| 115 | m_iLastTransmission = 0; |
| 116 | m_busDevices->ResetDeviceStatus(); |
| 117 | } |
| 118 | |
| 119 | bool CCECProcessor::OpenConnection(const char *strPort, uint16_t iBaudRate, uint32_t iTimeoutMs, bool bStartListening /* = true */) |
| 120 | { |
| 121 | bool bReturn(false); |
| 122 | CTimeout timeout(iTimeoutMs > 0 ? iTimeoutMs : CEC_DEFAULT_TRANSMIT_WAIT); |
| 123 | |
| 124 | // ensure that a previous connection is closed |
| 125 | Close(); |
| 126 | |
| 127 | // reset all member to the initial state |
| 128 | ResetMembers(); |
| 129 | |
| 130 | // check whether the Close() method deleted any previous connection |
| 131 | if (m_communication) |
| 132 | { |
| 133 | m_libcec->AddLog(CEC_LOG_ERROR, "previous connection could not be closed"); |
| 134 | return bReturn; |
| 135 | } |
| 136 | |
| 137 | // create a new connection |
| 138 | m_communication = new CUSBCECAdapterCommunication(this, strPort, iBaudRate); |
| 139 | |
| 140 | // open a new connection |
| 141 | unsigned iConnectTry(0); |
| 142 | while (timeout.TimeLeft() > 0 && (bReturn = m_communication->Open((timeout.TimeLeft() / CEC_CONNECT_TRIES), false, bStartListening)) == false) |
| 143 | { |
| 144 | m_libcec->AddLog(CEC_LOG_ERROR, "could not open a connection (try %d)", ++iConnectTry); |
| 145 | m_communication->Close(); |
| 146 | CEvent::Sleep(CEC_DEFAULT_CONNECT_RETRY_WAIT); |
| 147 | } |
| 148 | |
| 149 | m_libcec->AddLog(CEC_LOG_NOTICE, "connection opened"); |
| 150 | |
| 151 | // mark as initialised |
| 152 | SetCECInitialised(true); |
| 153 | |
| 154 | return bReturn; |
| 155 | } |
| 156 | |
| 157 | bool CCECProcessor::CECInitialised(void) |
| 158 | { |
| 159 | CLockObject lock(m_threadMutex); |
| 160 | return m_bInitialised; |
| 161 | } |
| 162 | |
| 163 | void CCECProcessor::SetCECInitialised(bool bSetTo /* = true */) |
| 164 | { |
| 165 | { |
| 166 | CLockObject lock(m_mutex); |
| 167 | m_bInitialised = bSetTo; |
| 168 | } |
| 169 | if (!bSetTo) |
| 170 | UnregisterClients(); |
| 171 | } |
| 172 | |
| 173 | bool CCECProcessor::TryLogicalAddress(cec_logical_address address) |
| 174 | { |
| 175 | // find the device |
| 176 | CCECBusDevice *device = m_busDevices->At(address); |
| 177 | if (device) |
| 178 | { |
| 179 | // check if it's already marked as present or used |
| 180 | if (device->IsPresent() || device->IsHandledByLibCEC()) |
| 181 | return false; |
| 182 | |
| 183 | // poll the LA if not |
| 184 | SetAckMask(0); |
| 185 | return device->TryLogicalAddress(); |
| 186 | } |
| 187 | |
| 188 | return false; |
| 189 | } |
| 190 | |
| 191 | void CCECProcessor::ReplaceHandlers(void) |
| 192 | { |
| 193 | if (!CECInitialised()) |
| 194 | return; |
| 195 | |
| 196 | // check each device |
| 197 | for (CECDEVICEMAP::iterator it = m_busDevices->Begin(); it != m_busDevices->End(); it++) |
| 198 | it->second->ReplaceHandler(true); |
| 199 | } |
| 200 | |
| 201 | bool CCECProcessor::OnCommandReceived(const cec_command &command) |
| 202 | { |
| 203 | return m_inBuffer.Push(command); |
| 204 | } |
| 205 | |
| 206 | void *CCECProcessor::Process(void) |
| 207 | { |
| 208 | m_libcec->AddLog(CEC_LOG_DEBUG, "processor thread started"); |
| 209 | |
| 210 | cec_command command; |
| 211 | CTimeout activeSourceCheck(ACTIVE_SOURCE_CHECK_INTERVAL); |
| 212 | |
| 213 | // as long as we're not being stopped and the connection is open |
| 214 | while (!IsStopped() && m_communication->IsOpen()) |
| 215 | { |
| 216 | // wait for a new incoming command, and process it |
| 217 | if (m_inBuffer.Pop(command, CEC_PROCESSOR_SIGNAL_WAIT_TIME)) |
| 218 | ProcessCommand(command); |
| 219 | |
| 220 | if (CECInitialised()) |
| 221 | { |
| 222 | // check clients for keypress timeouts |
| 223 | m_libcec->CheckKeypressTimeout(); |
| 224 | |
| 225 | // check if we need to replace handlers |
| 226 | ReplaceHandlers(); |
| 227 | |
| 228 | // check whether we need to activate a source, if it failed before |
| 229 | if (activeSourceCheck.TimeLeft() == 0) |
| 230 | { |
| 231 | if (CECInitialised()) |
| 232 | TransmitPendingActiveSourceCommands(); |
| 233 | activeSourceCheck.Init(ACTIVE_SOURCE_CHECK_INTERVAL); |
| 234 | } |
| 235 | } |
| 236 | } |
| 237 | |
| 238 | return NULL; |
| 239 | } |
| 240 | |
| 241 | bool CCECProcessor::ActivateSource(uint16_t iStreamPath) |
| 242 | { |
| 243 | bool bReturn(false); |
| 244 | |
| 245 | // find the device with the given PA |
| 246 | CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamPath); |
| 247 | // and make it the active source when found |
| 248 | if (device) |
| 249 | bReturn = device->ActivateSource(); |
| 250 | else |
| 251 | m_libcec->AddLog(CEC_LOG_DEBUG, "device with PA '%04x' not found", iStreamPath); |
| 252 | |
| 253 | return bReturn; |
| 254 | } |
| 255 | |
| 256 | void CCECProcessor::SetStandardLineTimeout(uint8_t iTimeout) |
| 257 | { |
| 258 | CLockObject lock(m_mutex); |
| 259 | m_iStandardLineTimeout = iTimeout; |
| 260 | } |
| 261 | |
| 262 | uint8_t CCECProcessor::GetStandardLineTimeout(void) |
| 263 | { |
| 264 | CLockObject lock(m_mutex); |
| 265 | return m_iStandardLineTimeout; |
| 266 | } |
| 267 | |
| 268 | void CCECProcessor::SetRetryLineTimeout(uint8_t iTimeout) |
| 269 | { |
| 270 | CLockObject lock(m_mutex); |
| 271 | m_iRetryLineTimeout = iTimeout; |
| 272 | } |
| 273 | |
| 274 | uint8_t CCECProcessor::GetRetryLineTimeout(void) |
| 275 | { |
| 276 | CLockObject lock(m_mutex); |
| 277 | return m_iRetryLineTimeout; |
| 278 | } |
| 279 | |
| 280 | bool CCECProcessor::PhysicalAddressInUse(uint16_t iPhysicalAddress) |
| 281 | { |
| 282 | CCECBusDevice *device = GetDeviceByPhysicalAddress(iPhysicalAddress); |
| 283 | return device != NULL; |
| 284 | } |
| 285 | |
| 286 | void CCECProcessor::LogOutput(const cec_command &data) |
| 287 | { |
| 288 | CStdString strTx; |
| 289 | |
| 290 | // initiator and destination |
| 291 | strTx.Format("<< %02x", ((uint8_t)data.initiator << 4) + (uint8_t)data.destination); |
| 292 | |
| 293 | // append the opcode |
| 294 | if (data.opcode_set) |
| 295 | strTx.AppendFormat(":%02x", (uint8_t)data.opcode); |
| 296 | |
| 297 | // append the parameters |
| 298 | for (uint8_t iPtr = 0; iPtr < data.parameters.size; iPtr++) |
| 299 | strTx.AppendFormat(":%02x", data.parameters[iPtr]); |
| 300 | |
| 301 | // and log it |
| 302 | m_libcec->AddLog(CEC_LOG_TRAFFIC, strTx.c_str()); |
| 303 | } |
| 304 | |
| 305 | bool CCECProcessor::PollDevice(cec_logical_address iAddress) |
| 306 | { |
| 307 | // try to find the primary device |
| 308 | CCECBusDevice *primary = GetPrimaryDevice(); |
| 309 | // poll the destination, with the primary as source |
| 310 | if (primary) |
| 311 | return primary->TransmitPoll(iAddress); |
| 312 | |
| 313 | // try to find the destination |
| 314 | CCECBusDevice *device = m_busDevices->At(iAddress); |
| 315 | // and poll the destination, with the same LA as source |
| 316 | if (device) |
| 317 | return device->TransmitPoll(iAddress); |
| 318 | |
| 319 | return false; |
| 320 | } |
| 321 | |
| 322 | CCECBusDevice *CCECProcessor::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress, bool bSuppressUpdate /* = true */) |
| 323 | { |
| 324 | return m_busDevices ? |
| 325 | m_busDevices->GetDeviceByPhysicalAddress(iPhysicalAddress, bSuppressUpdate) : |
| 326 | NULL; |
| 327 | } |
| 328 | |
| 329 | CCECBusDevice *CCECProcessor::GetDevice(cec_logical_address address) const |
| 330 | { |
| 331 | return m_busDevices ? |
| 332 | m_busDevices->At(address) : |
| 333 | NULL; |
| 334 | } |
| 335 | |
| 336 | cec_logical_address CCECProcessor::GetActiveSource(bool bRequestActiveSource /* = true */) |
| 337 | { |
| 338 | // get the device that is marked as active source from the device map |
| 339 | CCECBusDevice *activeSource = m_busDevices->GetActiveSource(); |
| 340 | if (activeSource) |
| 341 | return activeSource->GetLogicalAddress(); |
| 342 | |
| 343 | if (bRequestActiveSource) |
| 344 | { |
| 345 | // request the active source from the bus |
| 346 | CCECBusDevice *primary = GetPrimaryDevice(); |
| 347 | if (primary) |
| 348 | { |
| 349 | primary->RequestActiveSource(); |
| 350 | return GetActiveSource(false); |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | // unknown or none |
| 355 | return CECDEVICE_UNKNOWN; |
| 356 | } |
| 357 | |
| 358 | bool CCECProcessor::IsActiveSource(cec_logical_address iAddress) |
| 359 | { |
| 360 | CCECBusDevice *device = m_busDevices->At(iAddress); |
| 361 | return device && device->IsActiveSource(); |
| 362 | } |
| 363 | |
| 364 | bool CCECProcessor::Transmit(const cec_command &data) |
| 365 | { |
| 366 | uint8_t iMaxTries(0); |
| 367 | bool bRetry(true); |
| 368 | uint8_t iTries(0); |
| 369 | |
| 370 | // get the current timeout setting |
| 371 | uint8_t iLineTimeout(GetStandardLineTimeout()); |
| 372 | |
| 373 | // reset the state of this message to 'unknown' |
| 374 | cec_adapter_message_state adapterState = ADAPTER_MESSAGE_STATE_UNKNOWN; |
| 375 | |
| 376 | LogOutput(data); |
| 377 | |
| 378 | // find the initiator device |
| 379 | CCECBusDevice *initiator = m_busDevices->At(data.initiator); |
| 380 | if (!initiator) |
| 381 | { |
| 382 | m_libcec->AddLog(CEC_LOG_WARNING, "invalid initiator"); |
| 383 | return false; |
| 384 | } |
| 385 | |
| 386 | // find the destination device, if it's not the broadcast address |
| 387 | if (data.destination != CECDEVICE_BROADCAST) |
| 388 | { |
| 389 | // check if the device is marked as handled by libCEC |
| 390 | CCECBusDevice *destination = m_busDevices->At(data.destination); |
| 391 | if (destination && destination->IsHandledByLibCEC()) |
| 392 | { |
| 393 | // and reject the command if it's trying to send data to a device that is handled by libCEC |
| 394 | m_libcec->AddLog(CEC_LOG_WARNING, "not sending data to myself!"); |
| 395 | return false; |
| 396 | } |
| 397 | } |
| 398 | |
| 399 | { |
| 400 | CLockObject lock(m_mutex); |
| 401 | m_iLastTransmission = GetTimeMs(); |
| 402 | // set the number of tries |
| 403 | iMaxTries = initiator->GetHandler()->GetTransmitRetries() + 1; |
| 404 | initiator->MarkHandlerReady(); |
| 405 | } |
| 406 | |
| 407 | // and try to send the command |
| 408 | while (bRetry && ++iTries < iMaxTries) |
| 409 | { |
| 410 | if (initiator->IsUnsupportedFeature(data.opcode)) |
| 411 | return false; |
| 412 | |
| 413 | adapterState = !IsStopped() && m_communication && m_communication->IsOpen() ? |
| 414 | m_communication->Write(data, bRetry, iLineTimeout) : |
| 415 | ADAPTER_MESSAGE_STATE_ERROR; |
| 416 | iLineTimeout = m_iRetryLineTimeout; |
| 417 | } |
| 418 | |
| 419 | return adapterState == ADAPTER_MESSAGE_STATE_SENT_ACKED; |
| 420 | } |
| 421 | |
| 422 | void CCECProcessor::TransmitAbort(cec_logical_address source, cec_logical_address destination, cec_opcode opcode, cec_abort_reason reason /* = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE */) |
| 423 | { |
| 424 | m_libcec->AddLog(CEC_LOG_DEBUG, "<< transmitting abort message"); |
| 425 | |
| 426 | cec_command command; |
| 427 | cec_command::Format(command, source, destination, CEC_OPCODE_FEATURE_ABORT); |
| 428 | command.parameters.PushBack((uint8_t)opcode); |
| 429 | command.parameters.PushBack((uint8_t)reason); |
| 430 | |
| 431 | Transmit(command); |
| 432 | } |
| 433 | |
| 434 | void CCECProcessor::ProcessCommand(const cec_command &command) |
| 435 | { |
| 436 | // log the command |
| 437 | CStdString dataStr; |
| 438 | dataStr.Format(">> %1x%1x", command.initiator, command.destination); |
| 439 | if (command.opcode_set == 1) |
| 440 | dataStr.AppendFormat(":%02x", command.opcode); |
| 441 | for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++) |
| 442 | dataStr.AppendFormat(":%02x", (unsigned int)command.parameters[iPtr]); |
| 443 | m_libcec->AddLog(CEC_LOG_TRAFFIC, dataStr.c_str()); |
| 444 | |
| 445 | // find the initiator |
| 446 | CCECBusDevice *device = m_busDevices->At(command.initiator); |
| 447 | |
| 448 | if (device) |
| 449 | device->HandleCommand(command); |
| 450 | } |
| 451 | |
| 452 | bool CCECProcessor::IsPresentDevice(cec_logical_address address) |
| 453 | { |
| 454 | CCECBusDevice *device = m_busDevices->At(address); |
| 455 | return device && device->GetStatus() == CEC_DEVICE_STATUS_PRESENT; |
| 456 | } |
| 457 | |
| 458 | bool CCECProcessor::IsPresentDeviceType(cec_device_type type) |
| 459 | { |
| 460 | CECDEVICEVEC devices; |
| 461 | m_busDevices->GetByType(type, devices); |
| 462 | CCECDeviceMap::FilterActive(devices); |
| 463 | return !devices.empty(); |
| 464 | } |
| 465 | |
| 466 | uint16_t CCECProcessor::GetDetectedPhysicalAddress(void) const |
| 467 | { |
| 468 | return m_communication ? m_communication->GetPhysicalAddress() : CEC_INVALID_PHYSICAL_ADDRESS; |
| 469 | } |
| 470 | |
| 471 | bool CCECProcessor::SetAckMask(uint16_t iMask) |
| 472 | { |
| 473 | return m_communication ? m_communication->SetAckMask(iMask) : false; |
| 474 | } |
| 475 | |
| 476 | bool CCECProcessor::StandbyDevices(const cec_logical_address initiator, const CECDEVICEVEC &devices) |
| 477 | { |
| 478 | bool bReturn(true); |
| 479 | for (CECDEVICEVEC::const_iterator it = devices.begin(); it != devices.end(); it++) |
| 480 | bReturn &= (*it)->Standby(initiator); |
| 481 | return bReturn; |
| 482 | } |
| 483 | |
| 484 | bool CCECProcessor::StandbyDevice(const cec_logical_address initiator, cec_logical_address address) |
| 485 | { |
| 486 | CCECBusDevice *device = m_busDevices->At(address); |
| 487 | return device ? device->Standby(initiator) : false; |
| 488 | } |
| 489 | |
| 490 | bool CCECProcessor::PowerOnDevices(const cec_logical_address initiator, const CECDEVICEVEC &devices) |
| 491 | { |
| 492 | bool bReturn(true); |
| 493 | for (CECDEVICEVEC::const_iterator it = devices.begin(); it != devices.end(); it++) |
| 494 | bReturn &= (*it)->PowerOn(initiator); |
| 495 | return bReturn; |
| 496 | } |
| 497 | |
| 498 | bool CCECProcessor::PowerOnDevice(const cec_logical_address initiator, cec_logical_address address) |
| 499 | { |
| 500 | CCECBusDevice *device = m_busDevices->At(address); |
| 501 | return device ? device->PowerOn(initiator) : false; |
| 502 | } |
| 503 | |
| 504 | bool CCECProcessor::StartBootloader(const char *strPort /* = NULL */) |
| 505 | { |
| 506 | bool bReturn(false); |
| 507 | // open a connection if no connection has been opened |
| 508 | if (!m_communication && strPort) |
| 509 | { |
| 510 | IAdapterCommunication *comm = new CUSBCECAdapterCommunication(this, strPort); |
| 511 | CTimeout timeout(CEC_DEFAULT_CONNECT_TIMEOUT); |
| 512 | int iConnectTry(0); |
| 513 | while (timeout.TimeLeft() > 0 && (bReturn = comm->Open(timeout.TimeLeft() / CEC_CONNECT_TRIES, true)) == false) |
| 514 | { |
| 515 | m_libcec->AddLog(CEC_LOG_ERROR, "could not open a connection (try %d)", ++iConnectTry); |
| 516 | comm->Close(); |
| 517 | Sleep(CEC_DEFAULT_TRANSMIT_RETRY_WAIT); |
| 518 | } |
| 519 | if (comm->IsOpen()) |
| 520 | { |
| 521 | bReturn = comm->StartBootloader(); |
| 522 | DELETE_AND_NULL(comm); |
| 523 | } |
| 524 | return bReturn; |
| 525 | } |
| 526 | else |
| 527 | { |
| 528 | m_communication->StartBootloader(); |
| 529 | Close(); |
| 530 | bReturn = true; |
| 531 | } |
| 532 | |
| 533 | return bReturn; |
| 534 | } |
| 535 | |
| 536 | bool CCECProcessor::PingAdapter(void) |
| 537 | { |
| 538 | return m_communication->PingAdapter(); |
| 539 | } |
| 540 | |
| 541 | void CCECProcessor::HandlePoll(cec_logical_address initiator, cec_logical_address destination) |
| 542 | { |
| 543 | CCECBusDevice *device = m_busDevices->At(destination); |
| 544 | if (device) |
| 545 | device->HandlePollFrom(initiator); |
| 546 | } |
| 547 | |
| 548 | bool CCECProcessor::HandleReceiveFailed(cec_logical_address initiator) |
| 549 | { |
| 550 | CCECBusDevice *device = m_busDevices->At(initiator); |
| 551 | return !device || !device->HandleReceiveFailed(); |
| 552 | } |
| 553 | |
| 554 | bool CCECProcessor::SetStreamPath(uint16_t iPhysicalAddress) |
| 555 | { |
| 556 | // stream path changes are sent by the TV |
| 557 | bool bReturn = GetTV()->GetHandler()->TransmitSetStreamPath(iPhysicalAddress); |
| 558 | GetTV()->MarkHandlerReady(); |
| 559 | return bReturn; |
| 560 | } |
| 561 | |
| 562 | bool CCECProcessor::CanPersistConfiguration(void) |
| 563 | { |
| 564 | return m_communication ? m_communication->GetFirmwareVersion() >= 2 : false; |
| 565 | } |
| 566 | |
| 567 | bool CCECProcessor::PersistConfiguration(const libcec_configuration &configuration) |
| 568 | { |
| 569 | return m_communication ? m_communication->PersistConfiguration(configuration) : false; |
| 570 | } |
| 571 | |
| 572 | void CCECProcessor::RescanActiveDevices(void) |
| 573 | { |
| 574 | for (CECDEVICEMAP::iterator it = m_busDevices->Begin(); it != m_busDevices->End(); it++) |
| 575 | it->second->GetStatus(true); |
| 576 | } |
| 577 | |
| 578 | bool CCECProcessor::GetDeviceInformation(const char *strPort, libcec_configuration *config, uint32_t iTimeoutMs /* = CEC_DEFAULT_CONNECT_TIMEOUT */) |
| 579 | { |
| 580 | if (!OpenConnection(strPort, CEC_SERIAL_DEFAULT_BAUDRATE, iTimeoutMs, false)) |
| 581 | return false; |
| 582 | |
| 583 | config->iFirmwareVersion = m_communication->GetFirmwareVersion(); |
| 584 | config->iPhysicalAddress = m_communication->GetPhysicalAddress(); |
| 585 | config->iFirmwareBuildDate = m_communication->GetFirmwareBuildDate(); |
| 586 | |
| 587 | return true; |
| 588 | } |
| 589 | |
| 590 | bool CCECProcessor::TransmitPendingActiveSourceCommands(void) |
| 591 | { |
| 592 | bool bReturn(true); |
| 593 | for (CECDEVICEMAP::iterator it = m_busDevices->Begin(); it != m_busDevices->End(); it++) |
| 594 | bReturn &= it->second->TransmitPendingActiveSourceCommands(); |
| 595 | return bReturn; |
| 596 | } |
| 597 | |
| 598 | CCECTV *CCECProcessor::GetTV(void) const |
| 599 | { |
| 600 | return CCECBusDevice::AsTV(m_busDevices->At(CECDEVICE_TV)); |
| 601 | } |
| 602 | |
| 603 | CCECAudioSystem *CCECProcessor::GetAudioSystem(void) const |
| 604 | { |
| 605 | return CCECBusDevice::AsAudioSystem(m_busDevices->At(CECDEVICE_AUDIOSYSTEM)); |
| 606 | } |
| 607 | |
| 608 | CCECPlaybackDevice *CCECProcessor::GetPlaybackDevice(cec_logical_address address) const |
| 609 | { |
| 610 | return CCECBusDevice::AsPlaybackDevice(m_busDevices->At(address)); |
| 611 | } |
| 612 | |
| 613 | CCECRecordingDevice *CCECProcessor::GetRecordingDevice(cec_logical_address address) const |
| 614 | { |
| 615 | return CCECBusDevice::AsRecordingDevice(m_busDevices->At(address)); |
| 616 | } |
| 617 | |
| 618 | CCECTuner *CCECProcessor::GetTuner(cec_logical_address address) const |
| 619 | { |
| 620 | return CCECBusDevice::AsTuner(m_busDevices->At(address)); |
| 621 | } |
| 622 | |
| 623 | bool CCECProcessor::RegisterClient(CCECClient *client) |
| 624 | { |
| 625 | if (!client) |
| 626 | return false; |
| 627 | |
| 628 | libcec_configuration &configuration = *client->GetConfiguration(); |
| 629 | |
| 630 | if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_6_3 && configuration.bMonitorOnly == 1) |
| 631 | return true; |
| 632 | |
| 633 | if (!CECInitialised()) |
| 634 | { |
| 635 | m_libcec->AddLog(CEC_LOG_ERROR, "failed to register a new CEC client: CEC processor is not initialised"); |
| 636 | return false; |
| 637 | } |
| 638 | |
| 639 | // ensure that we know the vendor id of the TV |
| 640 | GetTV()->GetVendorId(CECDEVICE_UNREGISTERED); |
| 641 | |
| 642 | // unregister the client first if it's already been marked as registered |
| 643 | if (client->IsRegistered()) |
| 644 | UnregisterClient(client); |
| 645 | |
| 646 | // get the configuration from the client |
| 647 | m_libcec->AddLog(CEC_LOG_NOTICE, "registering new CEC client - v%s", ToString((cec_client_version)configuration.clientVersion)); |
| 648 | |
| 649 | // mark as uninitialised and unregistered |
| 650 | client->SetRegistered(false); |
| 651 | client->SetInitialised(false); |
| 652 | |
| 653 | // get the current ackmask, so we can restore it if polling fails |
| 654 | uint16_t iPreviousMask(m_communication->GetAckMask()); |
| 655 | |
| 656 | // find logical addresses for this client |
| 657 | if (!client->AllocateLogicalAddresses()) |
| 658 | { |
| 659 | m_libcec->AddLog(CEC_LOG_ERROR, "failed to register the new CEC client - cannot allocate the requested device types"); |
| 660 | SetAckMask(iPreviousMask); |
| 661 | return false; |
| 662 | } |
| 663 | |
| 664 | // register this client on the new addresses |
| 665 | CECDEVICEVEC devices; |
| 666 | m_busDevices->GetByLogicalAddresses(devices, configuration.logicalAddresses); |
| 667 | for (CECDEVICEVEC::const_iterator it = devices.begin(); it != devices.end(); it++) |
| 668 | { |
| 669 | // set the physical address of the device at this LA |
| 670 | if (CLibCEC::IsValidPhysicalAddress(configuration.iPhysicalAddress)) |
| 671 | (*it)->SetPhysicalAddress(configuration.iPhysicalAddress); |
| 672 | |
| 673 | // replace a previous client |
| 674 | CLockObject lock(m_mutex); |
| 675 | m_clients.erase((*it)->GetLogicalAddress()); |
| 676 | m_clients.insert(make_pair<cec_logical_address, CCECClient *>((*it)->GetLogicalAddress(), client)); |
| 677 | } |
| 678 | |
| 679 | // get the settings from the rom |
| 680 | if (configuration.bGetSettingsFromROM == 1) |
| 681 | { |
| 682 | libcec_configuration config; |
| 683 | m_communication->GetConfiguration(config); |
| 684 | |
| 685 | CLockObject lock(m_mutex); |
| 686 | if (!config.deviceTypes.IsEmpty()) |
| 687 | configuration.deviceTypes = config.deviceTypes; |
| 688 | if (CLibCEC::IsValidPhysicalAddress(config.iPhysicalAddress)) |
| 689 | configuration.iPhysicalAddress = config.iPhysicalAddress; |
| 690 | snprintf(configuration.strDeviceName, 13, "%s", config.strDeviceName); |
| 691 | } |
| 692 | |
| 693 | // set the firmware version and build date |
| 694 | configuration.serverVersion = LIBCEC_VERSION_CURRENT; |
| 695 | configuration.iFirmwareVersion = m_communication->GetFirmwareVersion(); |
| 696 | configuration.iFirmwareBuildDate = m_communication->GetFirmwareBuildDate(); |
| 697 | |
| 698 | // mark the client as registered |
| 699 | client->SetRegistered(true); |
| 700 | |
| 701 | // set the new ack mask |
| 702 | bool bReturn = SetAckMask(GetLogicalAddresses().AckMask()) && |
| 703 | // and initialise the client |
| 704 | client->OnRegister(); |
| 705 | |
| 706 | // log the new registration |
| 707 | CStdString strLog; |
| 708 | strLog.Format("%s: %s", bReturn ? "CEC client registered" : "failed to register the CEC client", client->GetConnectionInfo().c_str()); |
| 709 | m_libcec->AddLog(bReturn ? CEC_LOG_NOTICE : CEC_LOG_ERROR, strLog); |
| 710 | |
| 711 | // display a warning if the firmware can be upgraded |
| 712 | if (bReturn && !IsRunningLatestFirmware()) |
| 713 | { |
| 714 | const char *strUpgradeMessage = "The firmware of this adapter can be upgraded. Please visit http://blog.pulse-eight.com/ for more information."; |
| 715 | m_libcec->AddLog(CEC_LOG_WARNING, strUpgradeMessage); |
| 716 | libcec_parameter param; |
| 717 | param.paramData = (void*)strUpgradeMessage; param.paramType = CEC_PARAMETER_TYPE_STRING; |
| 718 | client->Alert(CEC_ALERT_SERVICE_DEVICE, param); |
| 719 | } |
| 720 | |
| 721 | // ensure that the command handler for the TV is initialised |
| 722 | if (bReturn) |
| 723 | { |
| 724 | CCECCommandHandler *handler = GetTV()->GetHandler(); |
| 725 | if (handler) |
| 726 | handler->InitHandler(); |
| 727 | GetTV()->MarkHandlerReady(); |
| 728 | } |
| 729 | |
| 730 | return bReturn; |
| 731 | } |
| 732 | |
| 733 | bool CCECProcessor::UnregisterClient(CCECClient *client) |
| 734 | { |
| 735 | if (!client) |
| 736 | return false; |
| 737 | |
| 738 | if (client->IsRegistered()) |
| 739 | m_libcec->AddLog(CEC_LOG_NOTICE, "unregistering client: %s", client->GetConnectionInfo().c_str()); |
| 740 | |
| 741 | // notify the client that it will be unregistered |
| 742 | client->OnUnregister(); |
| 743 | |
| 744 | { |
| 745 | CLockObject lock(m_mutex); |
| 746 | // find all devices that match the LA's of this client |
| 747 | CECDEVICEVEC devices; |
| 748 | m_busDevices->GetByLogicalAddresses(devices, client->GetConfiguration()->logicalAddresses); |
| 749 | for (CECDEVICEVEC::const_iterator it = devices.begin(); it != devices.end(); it++) |
| 750 | { |
| 751 | // find the client |
| 752 | map<cec_logical_address, CCECClient *>::iterator entry = m_clients.find((*it)->GetLogicalAddress()); |
| 753 | // unregister the client |
| 754 | if (entry != m_clients.end()) |
| 755 | m_clients.erase(entry); |
| 756 | |
| 757 | // reset the device status |
| 758 | (*it)->ResetDeviceStatus(); |
| 759 | } |
| 760 | } |
| 761 | |
| 762 | // set the new ackmask |
| 763 | return SetAckMask(GetLogicalAddresses().AckMask()); |
| 764 | } |
| 765 | |
| 766 | void CCECProcessor::UnregisterClients(void) |
| 767 | { |
| 768 | m_libcec->AddLog(CEC_LOG_NOTICE, "unregistering all CEC clients"); |
| 769 | |
| 770 | vector<CCECClient *> clients = m_libcec->GetClients(); |
| 771 | for (vector<CCECClient *>::iterator client = clients.begin(); client != clients.end(); client++) |
| 772 | UnregisterClient(*client); |
| 773 | |
| 774 | CLockObject lock(m_mutex); |
| 775 | m_clients.clear(); |
| 776 | } |
| 777 | |
| 778 | CCECClient *CCECProcessor::GetClient(const cec_logical_address address) |
| 779 | { |
| 780 | CLockObject lock(m_mutex); |
| 781 | map<cec_logical_address, CCECClient *>::const_iterator client = m_clients.find(address); |
| 782 | if (client != m_clients.end()) |
| 783 | return client->second; |
| 784 | return NULL; |
| 785 | } |
| 786 | |
| 787 | CCECClient *CCECProcessor::GetPrimaryClient(void) |
| 788 | { |
| 789 | CLockObject lock(m_mutex); |
| 790 | map<cec_logical_address, CCECClient *>::const_iterator client = m_clients.begin(); |
| 791 | if (client != m_clients.end()) |
| 792 | return client->second; |
| 793 | return NULL; |
| 794 | } |
| 795 | |
| 796 | CCECBusDevice *CCECProcessor::GetPrimaryDevice(void) |
| 797 | { |
| 798 | return m_busDevices->At(GetLogicalAddress()); |
| 799 | } |
| 800 | |
| 801 | cec_logical_address CCECProcessor::GetLogicalAddress(void) |
| 802 | { |
| 803 | cec_logical_addresses addresses = GetLogicalAddresses(); |
| 804 | return addresses.primary; |
| 805 | } |
| 806 | |
| 807 | cec_logical_addresses CCECProcessor::GetLogicalAddresses(void) |
| 808 | { |
| 809 | CLockObject lock(m_mutex); |
| 810 | cec_logical_addresses addresses; |
| 811 | addresses.Clear(); |
| 812 | for (map<cec_logical_address, CCECClient *>::const_iterator client = m_clients.begin(); client != m_clients.end(); client++) |
| 813 | addresses.Set(client->first); |
| 814 | |
| 815 | return addresses; |
| 816 | } |
| 817 | |
| 818 | bool CCECProcessor::IsHandledByLibCEC(const cec_logical_address address) const |
| 819 | { |
| 820 | CCECBusDevice *device = GetDevice(address); |
| 821 | return device && device->IsHandledByLibCEC(); |
| 822 | } |
| 823 | |
| 824 | bool CCECProcessor::IsRunningLatestFirmware(void) |
| 825 | { |
| 826 | return m_communication && m_communication->IsOpen() ? |
| 827 | m_communication->IsRunningLatestFirmware() : |
| 828 | true; |
| 829 | } |