cec: removed the message processor thread in CUSBCECAdapterCommunication - not needed...
[deb_libcec.git] / src / lib / devices / CECBusDevice.cpp
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 "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 "../LibCEC.h"
40 #include "../platform/util/timeutils.h"
41
42 using namespace CEC;
43 using namespace PLATFORM;
44
45 #define ToString(p) m_processor->ToString(p)
46
47 CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogicalAddress, uint16_t iPhysicalAddress) :
48 m_type(CEC_DEVICE_TYPE_RESERVED),
49 m_iPhysicalAddress(iPhysicalAddress),
50 m_iStreamPath(0),
51 m_iLogicalAddress(iLogicalAddress),
52 m_powerStatus(CEC_POWER_STATUS_UNKNOWN),
53 m_processor(processor),
54 m_vendor(CEC_VENDOR_UNKNOWN),
55 m_bReplaceHandler(false),
56 m_menuState(CEC_MENU_STATE_ACTIVATED),
57 m_bActiveSource(false),
58 m_iLastActive(0),
59 m_iLastPowerStateUpdate(0),
60 m_cecVersion(CEC_VERSION_UNKNOWN),
61 m_deviceStatus(CEC_DEVICE_STATUS_UNKNOWN),
62 m_iHandlerUseCount(0),
63 m_bAwaitingReceiveFailed(false),
64 m_bVendorIdRequested(false)
65 {
66 m_handler = new CCECCommandHandler(this);
67
68 for (unsigned int iPtr = 0; iPtr < 4; iPtr++)
69 m_menuLanguage.language[iPtr] = '?';
70 m_menuLanguage.language[3] = 0;
71 m_menuLanguage.device = iLogicalAddress;
72
73 m_strDeviceName = ToString(m_iLogicalAddress);
74 }
75
76 CCECBusDevice::~CCECBusDevice(void)
77 {
78 delete m_handler;
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 /* don't call GetStatus() here, just read the value with the mutex locked */
91 if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC && command.opcode_set == 1)
92 m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
93
94 MarkBusy();
95 }
96
97 /* handle the command */
98 bHandled = m_handler->HandleCommand(command);
99
100 /* change status to present */
101 if (bHandled)
102 {
103 CLockObject lock(m_mutex);
104 if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
105 {
106 if (m_deviceStatus != CEC_DEVICE_STATUS_PRESENT)
107 CLibCEC::AddLog(CEC_LOG_DEBUG, "device %s (%x) status changed to present after command %s", GetLogicalAddressName(), (uint8_t)GetLogicalAddress(), ToString(command.opcode));
108 m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
109 }
110 }
111
112 MarkReady();
113 return bHandled;
114 }
115
116 bool CCECBusDevice::PowerOn(void)
117 {
118 bool bReturn(false);
119 GetVendorId(); // ensure that we got the vendor id, because the implementations vary per vendor
120
121 MarkBusy();
122 cec_power_status currentStatus = GetPowerStatus(false);
123 if (currentStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON &&
124 currentStatus != CEC_POWER_STATUS_ON)
125 {
126 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< powering on '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
127 if (m_handler->PowerOn(GetMyLogicalAddress(), m_iLogicalAddress))
128 {
129 SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON);
130 bReturn = true;
131 }
132 }
133 else
134 {
135 CLibCEC::AddLog(CEC_LOG_NOTICE, "'%s' (%X) is already '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(currentStatus));
136 }
137
138 MarkReady();
139 return bReturn;
140 }
141
142 bool CCECBusDevice::Standby(void)
143 {
144 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< putting '%s' (%X) in standby mode", GetLogicalAddressName(), m_iLogicalAddress);
145 MarkBusy();
146 bool bReturn = m_handler->TransmitStandby(GetMyLogicalAddress(), m_iLogicalAddress);
147 MarkReady();
148 return bReturn;
149 }
150
151 /** @name Getters */
152 //@{
153 cec_version CCECBusDevice::GetCecVersion(bool bUpdate /* = false */)
154 {
155 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
156 bool bRequestUpdate(false);
157 {
158 CLockObject lock(m_mutex);
159 bRequestUpdate = bIsPresent &&
160 (bUpdate || m_cecVersion == CEC_VERSION_UNKNOWN);
161 }
162
163 if (bRequestUpdate)
164 {
165 CheckVendorIdRequested();
166 RequestCecVersion();
167 }
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 !IsUnsupportedFeature(CEC_OPCODE_GET_CEC_VERSION))
179 {
180 MarkBusy();
181 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting CEC version of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
182
183 bReturn = m_handler->TransmitRequestCecVersion(GetMyLogicalAddress(), m_iLogicalAddress);
184 MarkReady();
185 }
186 return bReturn;
187 }
188
189 const char* CCECBusDevice::GetLogicalAddressName(void) const
190 {
191 return ToString(m_iLogicalAddress);
192 }
193
194 cec_menu_language &CCECBusDevice::GetMenuLanguage(bool bUpdate /* = false */)
195 {
196 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
197 bool bRequestUpdate(false);
198 {
199 CLockObject lock(m_mutex);
200 bRequestUpdate = (bIsPresent &&
201 (bUpdate || !strcmp(m_menuLanguage.language, "???")));
202 }
203
204 if (bRequestUpdate)
205 {
206 CheckVendorIdRequested();
207 RequestMenuLanguage();
208 }
209
210 CLockObject lock(m_mutex);
211 return m_menuLanguage;
212 }
213
214 bool CCECBusDevice::RequestMenuLanguage(void)
215 {
216 bool bReturn(false);
217
218 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
219 !IsUnsupportedFeature(CEC_OPCODE_GET_MENU_LANGUAGE))
220 {
221 MarkBusy();
222 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting menu language of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
223 bReturn = m_handler->TransmitRequestMenuLanguage(GetMyLogicalAddress(), m_iLogicalAddress);
224 MarkReady();
225 }
226 return bReturn;
227 }
228
229 cec_menu_state CCECBusDevice::GetMenuState(void)
230 {
231 CLockObject lock(m_mutex);
232 return m_menuState;
233 }
234
235 cec_logical_address CCECBusDevice::GetMyLogicalAddress(void) const
236 {
237 return m_processor->GetLogicalAddress();
238 }
239
240 uint16_t CCECBusDevice::GetMyPhysicalAddress(void) const
241 {
242 return m_processor->GetPhysicalAddress();
243 }
244
245 CStdString CCECBusDevice::GetOSDName(bool bUpdate /* = false */)
246 {
247 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
248 bool bRequestUpdate(false);
249 {
250 CLockObject lock(m_mutex);
251 bRequestUpdate = bIsPresent &&
252 (bUpdate || m_strDeviceName.Equals(ToString(m_iLogicalAddress))) &&
253 m_type != CEC_DEVICE_TYPE_TV;
254 }
255
256 if (bRequestUpdate)
257 {
258 CheckVendorIdRequested();
259 RequestOSDName();
260 }
261
262 CLockObject lock(m_mutex);
263 return m_strDeviceName;
264 }
265
266 bool CCECBusDevice::RequestOSDName(void)
267 {
268 bool bReturn(false);
269
270 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
271 !IsUnsupportedFeature(CEC_OPCODE_GIVE_OSD_NAME))
272 {
273 MarkBusy();
274 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting OSD name of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
275 bReturn = m_handler->TransmitRequestOSDName(GetMyLogicalAddress(), m_iLogicalAddress);
276 MarkReady();
277 }
278 return bReturn;
279 }
280
281 uint16_t CCECBusDevice::GetPhysicalAddress(bool bUpdate /* = false */)
282 {
283 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
284 bool bRequestUpdate(false);
285 {
286 CLockObject lock(m_mutex);
287 bRequestUpdate = bIsPresent &&
288 (m_iPhysicalAddress == 0xFFFF || bUpdate);
289 }
290
291 if (bRequestUpdate)
292 {
293 CheckVendorIdRequested();
294 if (!RequestPhysicalAddress())
295 CLibCEC::AddLog(CEC_LOG_ERROR, "failed to request the physical address");
296 }
297
298 CLockObject lock(m_mutex);
299 return m_iPhysicalAddress;
300 }
301
302 bool CCECBusDevice::RequestPhysicalAddress(void)
303 {
304 bool bReturn(false);
305
306 if (!MyLogicalAddressContains(m_iLogicalAddress))
307 {
308 MarkBusy();
309 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting physical address of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
310 bReturn = m_handler->TransmitRequestPhysicalAddress(GetMyLogicalAddress(), m_iLogicalAddress);
311 MarkReady();
312 }
313 return bReturn;
314 }
315
316 cec_power_status CCECBusDevice::GetPowerStatus(bool bUpdate /* = false */)
317 {
318 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
319 bool bRequestUpdate(false);
320 {
321 CLockObject lock(m_mutex);
322 bRequestUpdate = (bIsPresent &&
323 (bUpdate || m_powerStatus == CEC_POWER_STATUS_UNKNOWN ||
324 m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON ||
325 m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_ON_TO_STANDBY ||
326 GetTimeMs() - m_iLastPowerStateUpdate >= CEC_POWER_STATE_REFRESH_TIME));
327 }
328
329 if (bRequestUpdate)
330 {
331 CheckVendorIdRequested();
332 RequestPowerStatus();
333 }
334
335 CLockObject lock(m_mutex);
336 return m_powerStatus;
337 }
338
339 bool CCECBusDevice::RequestPowerStatus(void)
340 {
341 bool bReturn(false);
342
343 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
344 !IsUnsupportedFeature(CEC_OPCODE_GIVE_DEVICE_POWER_STATUS))
345 {
346 MarkBusy();
347 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting power status of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
348 bReturn = m_handler->TransmitRequestPowerStatus(GetMyLogicalAddress(), m_iLogicalAddress);
349 MarkReady();
350 }
351 return bReturn;
352 }
353
354 cec_vendor_id CCECBusDevice::GetVendorId(bool bUpdate /* = false */)
355 {
356 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
357 bool bRequestUpdate(false);
358 {
359 CLockObject lock(m_mutex);
360 bRequestUpdate = (bIsPresent &&
361 (bUpdate || m_vendor == CEC_VENDOR_UNKNOWN));
362 }
363
364 if (bRequestUpdate)
365 RequestVendorId();
366
367 CLockObject lock(m_mutex);
368 return m_vendor;
369 }
370
371 bool CCECBusDevice::RequestVendorId(void)
372 {
373 bool bReturn(false);
374
375 if (!MyLogicalAddressContains(m_iLogicalAddress))
376 {
377 MarkBusy();
378 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting vendor ID of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
379 bReturn = m_handler->TransmitRequestVendorId(GetMyLogicalAddress(), m_iLogicalAddress);
380 MarkReady();
381
382 ReplaceHandler(true);
383 }
384 return bReturn;
385 }
386
387 const char *CCECBusDevice::GetVendorName(bool bUpdate /* = false */)
388 {
389 return ToString(GetVendorId(bUpdate));
390 }
391
392 bool CCECBusDevice::MyLogicalAddressContains(cec_logical_address address) const
393 {
394 return m_processor->HasLogicalAddress(address);
395 }
396
397 bool CCECBusDevice::NeedsPoll(void)
398 {
399 bool bSendPoll(false);
400 switch (m_iLogicalAddress)
401 {
402 case CECDEVICE_PLAYBACKDEVICE3:
403 {
404 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE2]->GetStatus();
405 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
406 }
407 break;
408 case CECDEVICE_PLAYBACKDEVICE2:
409 {
410 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE1]->GetStatus();
411 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
412 }
413 break;
414 case CECDEVICE_RECORDINGDEVICE3:
415 {
416 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE2]->GetStatus();
417 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
418 }
419 break;
420 case CECDEVICE_RECORDINGDEVICE2:
421 {
422 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE1]->GetStatus();
423 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
424 }
425 break;
426 case CECDEVICE_TUNER4:
427 {
428 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_TUNER3]->GetStatus();
429 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
430 }
431 break;
432 case CECDEVICE_TUNER3:
433 {
434 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_TUNER2]->GetStatus();
435 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
436 }
437 break;
438 case CECDEVICE_TUNER2:
439 {
440 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_TUNER1]->GetStatus();
441 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
442 }
443 break;
444 case CECDEVICE_AUDIOSYSTEM:
445 case CECDEVICE_PLAYBACKDEVICE1:
446 case CECDEVICE_RECORDINGDEVICE1:
447 case CECDEVICE_TUNER1:
448 case CECDEVICE_TV:
449 bSendPoll = true;
450 break;
451 default:
452 break;
453 }
454
455 return bSendPoll;
456 }
457
458 cec_bus_device_status CCECBusDevice::GetStatus(bool bForcePoll /* = false */)
459 {
460 cec_bus_device_status status(CEC_DEVICE_STATUS_UNKNOWN);
461 bool bNeedsPoll(false);
462
463 {
464 CLockObject lock(m_mutex);
465 status = m_deviceStatus;
466 bNeedsPoll = (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC &&
467 (m_deviceStatus == CEC_DEVICE_STATUS_UNKNOWN || bForcePoll));
468 }
469
470 if (bNeedsPoll)
471 {
472 bool bPollAcked(false);
473 if (bNeedsPoll && NeedsPoll())
474 bPollAcked = m_processor->PollDevice(m_iLogicalAddress);
475
476 status = bPollAcked ? CEC_DEVICE_STATUS_PRESENT : CEC_DEVICE_STATUS_NOT_PRESENT;
477 SetDeviceStatus(status);
478 }
479
480 return status;
481 }
482
483 //@}
484
485 /** @name Setters */
486 //@{
487 void CCECBusDevice::SetCecVersion(const cec_version newVersion)
488 {
489 m_cecVersion = newVersion;
490 CLibCEC::AddLog(CEC_LOG_DEBUG, "%s (%X): CEC version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(newVersion));
491 }
492
493 void CCECBusDevice::SetMenuLanguage(const cec_menu_language &language)
494 {
495 CLockObject lock(m_mutex);
496 if (language.device == m_iLogicalAddress)
497 {
498 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): menu language set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, language.language);
499 m_menuLanguage = language;
500 }
501 }
502
503 void CCECBusDevice::SetOSDName(CStdString strName)
504 {
505 CLockObject lock(m_mutex);
506 if (m_strDeviceName != strName)
507 {
508 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): osd name set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, strName.c_str());
509 m_strDeviceName = strName;
510 }
511 }
512
513 void CCECBusDevice::SetMenuState(const cec_menu_state state)
514 {
515 CLockObject lock(m_mutex);
516 if (m_menuState != state)
517 {
518 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): menu state set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_menuState));
519 m_menuState = state;
520 }
521 }
522
523 void CCECBusDevice::SetInactiveSource(void)
524 {
525 {
526 CLockObject lock(m_mutex);
527 if (m_bActiveSource)
528 CLibCEC::AddLog(CEC_LOG_DEBUG, "marking %s (%X) as inactive source", GetLogicalAddressName(), m_iLogicalAddress);
529 m_bActiveSource = false;
530 }
531
532 if (MyLogicalAddressContains(m_iLogicalAddress))
533 SetPowerStatus(CEC_POWER_STATUS_STANDBY);
534 }
535
536 void CCECBusDevice::SetActiveSource(void)
537 {
538 CLockObject lock(m_mutex);
539 if (!m_bActiveSource)
540 CLibCEC::AddLog(CEC_LOG_DEBUG, "making %s (%x) the active source", GetLogicalAddressName(), m_iLogicalAddress);
541
542 for (int iPtr = 0; iPtr < 16; iPtr++)
543 if (iPtr != m_iLogicalAddress)
544 m_processor->m_busDevices[iPtr]->SetInactiveSource();
545
546 m_bActiveSource = true;
547 SetPowerStatus(CEC_POWER_STATUS_ON);
548 }
549
550 bool CCECBusDevice::TryLogicalAddress(void)
551 {
552 CLibCEC::AddLog(CEC_LOG_DEBUG, "trying logical address '%s'", GetLogicalAddressName());
553
554 m_processor->SetAckMask(0);
555 if (!TransmitPoll(m_iLogicalAddress))
556 {
557 CLibCEC::AddLog(CEC_LOG_NOTICE, "using logical address '%s'", GetLogicalAddressName());
558 SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
559
560 return true;
561 }
562
563 CLibCEC::AddLog(CEC_LOG_DEBUG, "logical address '%s' already taken", GetLogicalAddressName());
564 SetDeviceStatus(CEC_DEVICE_STATUS_PRESENT);
565 return false;
566 }
567
568 void CCECBusDevice::SetDeviceStatus(const cec_bus_device_status newStatus)
569 {
570 {
571 CLockObject lock(m_mutex);
572 switch (newStatus)
573 {
574 case CEC_DEVICE_STATUS_UNKNOWN:
575 if (m_deviceStatus != newStatus)
576 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'unknown'", ToString(m_iLogicalAddress));
577 m_iStreamPath = 0;
578 m_powerStatus = CEC_POWER_STATUS_UNKNOWN;
579 m_vendor = CEC_VENDOR_UNKNOWN;
580 m_menuState = CEC_MENU_STATE_ACTIVATED;
581 m_bActiveSource = false;
582 m_iLastActive = 0;
583 m_cecVersion = CEC_VERSION_UNKNOWN;
584 m_deviceStatus = newStatus;
585 break;
586 case CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC:
587 if (m_deviceStatus != newStatus)
588 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'handled by libCEC'", ToString(m_iLogicalAddress));
589 m_iStreamPath = 0;
590 m_powerStatus = CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON;
591 m_vendor = CEC_VENDOR_UNKNOWN;
592 m_menuState = CEC_MENU_STATE_ACTIVATED;
593 m_bActiveSource = false;
594 m_iLastActive = 0;
595 m_cecVersion = CEC_VERSION_1_3A;
596 m_deviceStatus = newStatus;
597 break;
598 case CEC_DEVICE_STATUS_PRESENT:
599 if (m_deviceStatus != newStatus)
600 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'present'", ToString(m_iLogicalAddress));
601 m_deviceStatus = newStatus;
602 break;
603 case CEC_DEVICE_STATUS_NOT_PRESENT:
604 if (m_deviceStatus != newStatus)
605 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'not present'", ToString(m_iLogicalAddress));
606 m_deviceStatus = newStatus;
607 break;
608 }
609 }
610
611 if (newStatus == CEC_DEVICE_STATUS_PRESENT)
612 RequestVendorId();
613 }
614
615 void CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress)
616 {
617 CLockObject lock(m_mutex);
618 if (iNewAddress > 0 && m_iPhysicalAddress != iNewAddress)
619 {
620 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): physical address changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress, iNewAddress);
621 m_iPhysicalAddress = iNewAddress;
622 }
623 }
624
625 void CCECBusDevice::SetStreamPath(uint16_t iNewAddress, uint16_t iOldAddress /* = 0 */)
626 {
627 CLockObject lock(m_mutex);
628 if (iNewAddress > 0)
629 {
630 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): stream path changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, iOldAddress == 0 ? m_iStreamPath : iOldAddress, iNewAddress);
631 m_iStreamPath = iNewAddress;
632
633 CCECBusDevice *device = m_processor->GetDeviceByPhysicalAddress(iNewAddress, false);
634 if (device)
635 {
636 // if a device is found with the new physical address, mark it as active, which will automatically mark all other devices as inactive
637 device->SetActiveSource();
638 }
639 else
640 {
641 // try to find the device with the old address, and mark it as inactive when found
642 device = m_processor->GetDeviceByPhysicalAddress(iOldAddress, false);
643 if (device)
644 device->SetInactiveSource();
645 }
646
647 if (iNewAddress > 0)
648 {
649 lock.Unlock();
650 SetPowerStatus(CEC_POWER_STATUS_ON);
651 }
652 }
653 }
654
655 void CCECBusDevice::SetPowerStatus(const cec_power_status powerStatus)
656 {
657 CLockObject lock(m_mutex);
658 if (m_powerStatus != powerStatus)
659 {
660 m_iLastPowerStateUpdate = GetTimeMs();
661 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): power status changed from '%s' to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_powerStatus), ToString(powerStatus));
662 m_powerStatus = powerStatus;
663 }
664 }
665
666 void CCECBusDevice::MarkBusy(void)
667 {
668 CLockObject handlerLock(m_handlerMutex);
669 ++m_iHandlerUseCount;
670 }
671
672 void CCECBusDevice::MarkReady(void)
673 {
674 CLockObject handlerLock(m_handlerMutex);
675 if (m_iHandlerUseCount > 0)
676 --m_iHandlerUseCount;
677 }
678
679 bool CCECBusDevice::ReplaceHandler(bool bActivateSource /* = true */)
680 {
681 bool bInitHandler(false);
682 {
683 CTryLockObject lock(m_mutex);
684 if (!lock.IsLocked())
685 return false;
686
687 CLockObject handlerLock(m_handlerMutex);
688 if (m_iHandlerUseCount > 0)
689 return false;
690
691 MarkBusy();
692
693 if (m_vendor != m_handler->GetVendorId())
694 {
695 if (CCECCommandHandler::HasSpecificHandler(m_vendor))
696 {
697 CLibCEC::AddLog(CEC_LOG_DEBUG, "replacing the command handler for device '%s' (%x)", GetLogicalAddressName(), GetLogicalAddress());
698 delete m_handler;
699
700 switch (m_vendor)
701 {
702 case CEC_VENDOR_SAMSUNG:
703 m_handler = new CANCommandHandler(this);
704 break;
705 case CEC_VENDOR_LG:
706 m_handler = new CSLCommandHandler(this);
707 break;
708 case CEC_VENDOR_PANASONIC:
709 m_handler = new CVLCommandHandler(this);
710 break;
711 default:
712 m_handler = new CCECCommandHandler(this);
713 break;
714 }
715
716 m_handler->SetVendorId(m_vendor);
717 bInitHandler = true;
718 }
719 }
720 }
721
722 if (bInitHandler)
723 {
724 m_handler->InitHandler();
725
726 if (bActivateSource && m_processor->GetLogicalAddresses().IsSet(m_iLogicalAddress) && m_processor->IsInitialised() && IsActiveSource())
727 m_handler->ActivateSource();
728 }
729
730 MarkReady();
731
732 return true;
733 }
734
735 bool CCECBusDevice::SetVendorId(uint64_t iVendorId)
736 {
737 bool bVendorChanged(false);
738
739 {
740 CLockObject lock(m_mutex);
741 bVendorChanged = (m_vendor != (cec_vendor_id)iVendorId);
742 m_vendor = (cec_vendor_id)iVendorId;
743 }
744
745 CLibCEC::AddLog(CEC_LOG_DEBUG, "%s (%X): vendor = %s (%06x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_vendor), m_vendor);
746
747 return bVendorChanged;
748 }
749 //@}
750
751 /** @name Transmit methods */
752 //@{
753 bool CCECBusDevice::TransmitActiveSource(void)
754 {
755 bool bSendActiveSource(false);
756
757 {
758 CLockObject lock(m_mutex);
759 if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
760 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
761 else if (m_bActiveSource)
762 {
763 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): active source (%4x)", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
764 bSendActiveSource = true;
765 }
766 else
767 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not the active source", GetLogicalAddressName(), m_iLogicalAddress);
768 }
769
770 if (bSendActiveSource)
771 {
772 MarkBusy();
773 m_handler->TransmitActiveSource(m_iLogicalAddress, m_iPhysicalAddress);
774 MarkReady();
775 return true;
776 }
777
778 return false;
779 }
780
781 bool CCECBusDevice::TransmitCECVersion(cec_logical_address dest)
782 {
783 cec_version version;
784 {
785 CLockObject lock(m_mutex);
786 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): cec version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_cecVersion));
787 version = m_cecVersion;
788 }
789
790 MarkBusy();
791 bool bReturn = m_handler->TransmitCECVersion(m_iLogicalAddress, dest, version);
792 MarkReady();
793 return bReturn;
794 }
795
796 bool CCECBusDevice::TransmitImageViewOn(void)
797 {
798 {
799 CLockObject lock(m_mutex);
800 if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
801 {
802 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
803 return false;
804 }
805 }
806
807 MarkBusy();
808 m_handler->TransmitImageViewOn(m_iLogicalAddress, CECDEVICE_TV);
809 MarkReady();
810 return true;
811 }
812
813 bool CCECBusDevice::TransmitInactiveSource(void)
814 {
815 uint16_t iPhysicalAddress;
816 {
817 CLockObject lock(m_mutex);
818 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): inactive source", GetLogicalAddressName(), m_iLogicalAddress);
819 iPhysicalAddress = m_iPhysicalAddress;
820 }
821
822 MarkBusy();
823 bool bReturn = m_handler->TransmitInactiveSource(m_iLogicalAddress, iPhysicalAddress);
824 MarkReady();
825 return bReturn;
826 }
827
828 bool CCECBusDevice::TransmitMenuState(cec_logical_address dest)
829 {
830 cec_menu_state menuState;
831 {
832 CLockObject lock(m_mutex);
833 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): menu state '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_menuState));
834 menuState = m_menuState;
835 }
836
837 MarkBusy();
838 bool bReturn = m_handler->TransmitMenuState(m_iLogicalAddress, dest, menuState);
839 MarkReady();
840 return bReturn;
841 }
842
843 bool CCECBusDevice::TransmitOSDName(cec_logical_address dest)
844 {
845 CStdString strDeviceName;
846 {
847 CLockObject lock(m_mutex);
848 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): OSD name '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, m_strDeviceName.c_str());
849 strDeviceName = m_strDeviceName;
850 }
851
852 MarkBusy();
853 bool bReturn = m_handler->TransmitOSDName(m_iLogicalAddress, dest, strDeviceName);
854 MarkReady();
855 return bReturn;
856 }
857
858 bool CCECBusDevice::TransmitOSDString(cec_logical_address dest, cec_display_control duration, const char *strMessage)
859 {
860 bool bReturn(false);
861 if (!m_processor->m_busDevices[dest]->IsUnsupportedFeature(CEC_OPCODE_SET_OSD_STRING))
862 {
863 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): display OSD message '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, strMessage);
864 MarkBusy();
865 bReturn = m_handler->TransmitOSDString(m_iLogicalAddress, dest, duration, strMessage);
866 MarkReady();
867 }
868 return bReturn;
869 }
870
871 bool CCECBusDevice::TransmitPhysicalAddress(void)
872 {
873 uint16_t iPhysicalAddress;
874 cec_device_type type;
875 {
876 CLockObject lock(m_mutex);
877 if (m_iPhysicalAddress == 0xffff)
878 return false;
879
880 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): physical adddress %4x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
881 iPhysicalAddress = m_iPhysicalAddress;
882 type = m_type;
883 }
884
885 MarkBusy();
886 bool bReturn = m_handler->TransmitPhysicalAddress(m_iLogicalAddress, iPhysicalAddress, type);
887 MarkReady();
888 return bReturn;
889 }
890
891 bool CCECBusDevice::TransmitPoll(cec_logical_address dest)
892 {
893 bool bReturn(false);
894 if (dest == CECDEVICE_UNKNOWN)
895 dest = m_iLogicalAddress;
896
897 CCECBusDevice *destDevice = m_processor->m_busDevices[dest];
898 if (destDevice->m_deviceStatus == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
899 return bReturn;
900
901 MarkBusy();
902 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): POLL", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
903 bReturn = m_handler->TransmitPoll(m_iLogicalAddress, dest);
904 CLibCEC::AddLog(CEC_LOG_DEBUG, bReturn ? ">> POLL sent" : ">> POLL not sent");
905
906 CLockObject lock(m_mutex);
907 if (bReturn)
908 {
909 m_iLastActive = GetTimeMs();
910 destDevice->m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
911 }
912 else
913 destDevice->m_deviceStatus = CEC_DEVICE_STATUS_NOT_PRESENT;
914
915 MarkReady();
916 return bReturn;
917 }
918
919 bool CCECBusDevice::TransmitPowerState(cec_logical_address dest)
920 {
921 cec_power_status state;
922 {
923 CLockObject lock(m_mutex);
924 if (!IsActiveSource())
925 {
926 CLibCEC::AddLog(CEC_LOG_NOTICE, "power state requested of %s (%X), but we are not the active source. setting power state to standby", GetLogicalAddressName(), m_iLogicalAddress);
927 SetPowerStatus(CEC_POWER_STATUS_STANDBY);
928 }
929
930 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_powerStatus));
931 state = m_powerStatus;
932 }
933
934 MarkBusy();
935 bool bReturn = m_handler->TransmitPowerState(m_iLogicalAddress, dest, state);
936 MarkReady();
937 return bReturn;
938 }
939
940 bool CCECBusDevice::TransmitVendorID(cec_logical_address dest, bool bSendAbort /* = true */)
941 {
942 bool bReturn(false);
943 uint64_t iVendorId;
944 {
945 CLockObject lock(m_mutex);
946 iVendorId = (uint64_t)m_vendor;
947 }
948
949 MarkBusy();
950 if (iVendorId == CEC_VENDOR_UNKNOWN)
951 {
952 if (bSendAbort)
953 {
954 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): vendor id feature abort", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
955 m_processor->TransmitAbort(dest, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
956 bReturn = true;
957 }
958 }
959 else
960 {
961 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): vendor id %s (%x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString((cec_vendor_id)iVendorId), iVendorId);
962 bReturn = m_handler->TransmitVendorID(m_iLogicalAddress, iVendorId);
963 }
964 MarkReady();
965 return bReturn;
966 }
967
968 bool CCECBusDevice::TransmitKeypress(cec_user_control_code key, bool bWait /* = true */)
969 {
970 MarkBusy();
971 bool bReturn = m_handler->TransmitKeypress(m_processor->GetLogicalAddress(), m_iLogicalAddress, key, bWait);
972 MarkReady();
973 return bReturn;
974 }
975
976 bool CCECBusDevice::TransmitKeyRelease(bool bWait /* = true */)
977 {
978 MarkBusy();
979 bool bReturn = m_handler->TransmitKeyRelease(m_processor->GetLogicalAddress(), m_iLogicalAddress, bWait);
980 MarkReady();
981 return bReturn;
982 }
983
984 bool CCECBusDevice::IsUnsupportedFeature(cec_opcode opcode) const
985 {
986 bool bUnsupported = (m_unsupportedFeatures.find(opcode) != m_unsupportedFeatures.end());
987 if (bUnsupported)
988 CLibCEC::AddLog(CEC_LOG_NOTICE, "'%s' is marked as unsupported feature for device '%s'", ToString(opcode), GetLogicalAddressName());
989 return bUnsupported;
990 }
991
992 void CCECBusDevice::SetUnsupportedFeature(cec_opcode opcode)
993 {
994 CLibCEC::AddLog(CEC_LOG_DEBUG, "marking opcode '%s' as unsupported feature for device '%s'", ToString(opcode), GetLogicalAddressName());
995 m_unsupportedFeatures.insert(opcode);
996 }
997
998 bool CCECBusDevice::ActivateSource(void)
999 {
1000 MarkBusy();
1001 bool bReturn = m_handler->ActivateSource();
1002 MarkReady();
1003 return bReturn;
1004 }
1005
1006 void CCECBusDevice::HandlePoll(cec_logical_address iDestination)
1007 {
1008 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< POLL: %s (%x) -> %s (%x)", ToString(m_iLogicalAddress), m_iLogicalAddress, ToString(iDestination), iDestination);
1009 m_bAwaitingReceiveFailed = true;
1010 }
1011
1012 bool CCECBusDevice::HandleReceiveFailed(void)
1013 {
1014 bool bReturn = m_bAwaitingReceiveFailed;
1015 m_bAwaitingReceiveFailed = false;
1016 return bReturn;
1017 }
1018
1019 void CCECBusDevice::CheckVendorIdRequested(void)
1020 {
1021 bool bRequestVendorId(false);
1022 {
1023 CLockObject lock(m_mutex);
1024 bRequestVendorId = !m_bVendorIdRequested;
1025 m_bVendorIdRequested = true;
1026 }
1027
1028 if (bRequestVendorId)
1029 {
1030 ReplaceHandler(false);
1031 GetVendorId();
1032 }
1033 }
1034
1035 //@}