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[deb_libcec.git] / src / lib / implementations / CECCommandHandler.cpp
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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 "CECCommandHandler.h"
34#include "../devices/CECBusDevice.h"
35#include "../devices/CECAudioSystem.h"
36#include "../devices/CECPlaybackDevice.h"
37#include "../CECProcessor.h"
38#include "../LibCEC.h"
39
40using namespace CEC;
41using namespace std;
42using namespace PLATFORM;
43
44CCECCommandHandler::CCECCommandHandler(CCECBusDevice *busDevice) :
45 m_busDevice(busDevice),
46 m_processor(m_busDevice->GetProcessor()),
47 m_iTransmitTimeout(CEC_DEFAULT_TRANSMIT_TIMEOUT),
48 m_iTransmitWait(CEC_DEFAULT_TRANSMIT_WAIT),
49 m_iTransmitRetries(CEC_DEFAULT_TRANSMIT_RETRIES),
50 m_bHandlerInited(false),
51 m_iUseCounter(0),
52 m_expectedResponse(CEC_OPCODE_NONE),
53 m_bOPTSendDeckStatusUpdateOnActiveSource(false),
54 m_vendorId(CEC_VENDOR_UNKNOWN)
55{
56}
57
58CCECCommandHandler::~CCECCommandHandler(void)
59{
60 CLockObject lock(m_processor->m_transmitMutex);
61 CLockObject receiveLock(m_receiveMutex);
62 m_condition.Broadcast();
63}
64
65bool CCECCommandHandler::HandleCommand(const cec_command &command)
66{
67 bool bHandled(true);
68
69 MarkBusy();
70 CLibCEC::AddCommand(command);
71
72 switch(command.opcode)
73 {
74 case CEC_OPCODE_REPORT_POWER_STATUS:
75 HandleReportPowerStatus(command);
76 break;
77 case CEC_OPCODE_CEC_VERSION:
78 HandleDeviceCecVersion(command);
79 break;
80 case CEC_OPCODE_SET_MENU_LANGUAGE:
81 HandleSetMenuLanguage(command);
82 break;
83 case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
84 if (m_processor->IsInitialised())
85 HandleGivePhysicalAddress(command);
86 break;
87 case CEC_OPCODE_GIVE_OSD_NAME:
88 if (m_processor->IsInitialised())
89 HandleGiveOSDName(command);
90 break;
91 case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
92 if (m_processor->IsInitialised())
93 HandleGiveDeviceVendorId(command);
94 break;
95 case CEC_OPCODE_DEVICE_VENDOR_ID:
96 HandleDeviceVendorId(command);
97 break;
98 case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
99 HandleDeviceVendorCommandWithId(command);
100 break;
101 case CEC_OPCODE_GIVE_DECK_STATUS:
102 if (m_processor->IsInitialised())
103 HandleGiveDeckStatus(command);
104 break;
105 case CEC_OPCODE_DECK_CONTROL:
106 HandleDeckControl(command);
107 break;
108 case CEC_OPCODE_MENU_REQUEST:
109 if (m_processor->IsInitialised())
110 HandleMenuRequest(command);
111 break;
112 case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
113 if (m_processor->IsInitialised())
114 HandleGiveDevicePowerStatus(command);
115 break;
116 case CEC_OPCODE_GET_CEC_VERSION:
117 if (m_processor->IsInitialised())
118 HandleGetCecVersion(command);
119 break;
120 case CEC_OPCODE_USER_CONTROL_PRESSED:
121 if (m_processor->IsInitialised())
122 HandleUserControlPressed(command);
123 break;
124 case CEC_OPCODE_USER_CONTROL_RELEASE:
125 if (m_processor->IsInitialised())
126 HandleUserControlRelease(command);
127 break;
128 case CEC_OPCODE_GIVE_AUDIO_STATUS:
129 if (m_processor->IsInitialised())
130 HandleGiveAudioStatus(command);
131 break;
132 case CEC_OPCODE_GIVE_SYSTEM_AUDIO_MODE_STATUS:
133 if (m_processor->IsInitialised())
134 HandleGiveSystemAudioModeStatus(command);
135 break;
136 case CEC_OPCODE_SYSTEM_AUDIO_MODE_REQUEST:
137 if (m_processor->IsInitialised())
138 HandleSystemAudioModeRequest(command);
139 break;
140 case CEC_OPCODE_REPORT_AUDIO_STATUS:
141 HandleReportAudioStatus(command);
142 break;
143 case CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS:
144 HandleSystemAudioModeStatus(command);
145 break;
146 case CEC_OPCODE_SET_SYSTEM_AUDIO_MODE:
147 HandleSetSystemAudioMode(command);
148 break;
149 case CEC_OPCODE_REQUEST_ACTIVE_SOURCE:
150 if (m_processor->IsInitialised())
151 HandleRequestActiveSource(command);
152 break;
153 case CEC_OPCODE_SET_STREAM_PATH:
154 HandleSetStreamPath(command);
155 break;
156 case CEC_OPCODE_ROUTING_CHANGE:
157 HandleRoutingChange(command);
158 break;
159 case CEC_OPCODE_ROUTING_INFORMATION:
160 HandleRoutingInformation(command);
161 break;
162 case CEC_OPCODE_STANDBY:
163 if (m_processor->IsInitialised())
164 HandleStandby(command);
165 break;
166 case CEC_OPCODE_ACTIVE_SOURCE:
167 HandleActiveSource(command);
168 break;
169 case CEC_OPCODE_REPORT_PHYSICAL_ADDRESS:
170 HandleReportPhysicalAddress(command);
171 break;
172 case CEC_OPCODE_SET_OSD_NAME:
173 HandleSetOSDName(command);
174 break;
175 case CEC_OPCODE_IMAGE_VIEW_ON:
176 HandleImageViewOn(command);
177 break;
178 case CEC_OPCODE_TEXT_VIEW_ON:
179 HandleTextViewOn(command);
180 break;
181 case CEC_OPCODE_FEATURE_ABORT:
182 HandleFeatureAbort(command);
183 break;
184 case CEC_OPCODE_VENDOR_COMMAND:
185 HandleVendorCommand(command);
186 break;
187 default:
188 UnhandledCommand(command);
189 bHandled = false;
190 break;
191 }
192
193 if (bHandled)
194 {
195 CLockObject lock(m_receiveMutex);
196 if (m_expectedResponse == CEC_OPCODE_NONE ||
197 m_expectedResponse == command.opcode)
198 m_condition.Signal();
199 }
200
201 MarkReady();
202 return bHandled;
203}
204
205bool CCECCommandHandler::HandleActiveSource(const cec_command &command)
206{
207 if (command.parameters.size == 2)
208 {
209 uint16_t iAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
210 return m_processor->SetActiveSource(iAddress);
211 }
212
213 return true;
214}
215
216bool CCECCommandHandler::HandleDeckControl(const cec_command &command)
217{
218 CCECBusDevice *device = GetDevice(command.destination);
219 if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) && command.parameters.size > 0)
220 {
221 ((CCECPlaybackDevice *) device)->SetDeckControlMode((cec_deck_control_mode) command.parameters[0]);
222 return true;
223 }
224
225 return false;
226}
227
228bool CCECCommandHandler::HandleDeviceCecVersion(const cec_command &command)
229{
230 if (command.parameters.size == 1)
231 {
232 CCECBusDevice *device = GetDevice(command.initiator);
233 if (device)
234 device->SetCecVersion((cec_version) command.parameters[0]);
235 }
236
237 return true;
238}
239
240bool CCECCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
241{
242 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
243 m_processor->TransmitAbort(command.initiator, command.opcode, CEC_ABORT_REASON_REFUSED);
244
245 return true;
246}
247
248bool CCECCommandHandler::HandleDeviceVendorId(const cec_command &command)
249{
250 return SetVendorId(command);
251}
252
253bool CCECCommandHandler::HandleFeatureAbort(const cec_command &command)
254{
255 if (command.parameters.size == 2)
256 {
257 m_processor->m_busDevices[command.initiator]->SetUnsupportedFeature((cec_opcode)command.parameters[0]);
258 }
259 return true;
260}
261
262bool CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
263{
264 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
265 {
266 CCECBusDevice *device = GetDevice(command.destination);
267 if (device)
268 return device->TransmitCECVersion(command.initiator);
269 }
270
271 return false;
272}
273
274bool CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
275{
276 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
277 {
278 CCECBusDevice *device = GetDevice(command.destination);
279 if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
280 return ((CCECAudioSystem *) device)->TransmitAudioStatus(command.initiator);
281 }
282
283 return false;
284}
285
286bool CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
287{
288 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
289 {
290 CCECBusDevice *device = GetDevice(command.destination);
291 if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
292 return ((CCECPlaybackDevice *) device)->TransmitDeckStatus(command.initiator);
293 }
294
295 return false;
296}
297
298bool CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
299{
300 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
301 {
302 CCECBusDevice *device = GetDevice(command.destination);
303 if (device)
304 return device->TransmitPowerState(command.initiator);
305 }
306
307 return false;
308}
309
310bool CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
311{
312 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
313 {
314 CCECBusDevice *device = GetDevice(command.destination);
315 if (device)
316 return device->TransmitVendorID(command.initiator);
317 }
318
319 return false;
320}
321
322bool CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
323{
324 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
325 {
326 CCECBusDevice *device = GetDevice(command.destination);
327 if (device)
328 return device->TransmitOSDName(command.initiator);
329 }
330
331 return false;
332}
333
334bool CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
335{
336 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
337 {
338 CCECBusDevice *device = GetDevice(command.destination);
339 if (device)
340 {
341 device->SetActiveSource();
342 return device->TransmitPhysicalAddress() &&
343 device->TransmitActiveSource();
344 }
345 }
346
347 return false;
348}
349
350bool CCECCommandHandler::HandleGiveSystemAudioModeStatus(const cec_command &command)
351{
352 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
353 {
354 CCECBusDevice *device = GetDevice(command.destination);
355 if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
356 return ((CCECAudioSystem *) device)->TransmitSystemAudioModeStatus(command.initiator);
357 }
358
359 return false;
360}
361
362bool CCECCommandHandler::HandleImageViewOn(const cec_command &command)
363{
364 m_processor->m_busDevices[command.initiator]->SetActiveSource();
365 return true;
366}
367
368bool CCECCommandHandler::HandleMenuRequest(const cec_command &command)
369{
370 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
371 {
372 if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_QUERY)
373 {
374 CCECBusDevice *device = GetDevice(command.destination);
375 if (device)
376 return device->TransmitMenuState(command.initiator);
377 }
378 }
379
380 return false;
381}
382
383bool CCECCommandHandler::HandleReportAudioStatus(const cec_command &command)
384{
385 if (command.parameters.size == 1)
386 {
387 CCECBusDevice *device = GetDevice(command.initiator);
388 if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
389 {
390 ((CCECAudioSystem *)device)->SetAudioStatus(command.parameters[0]);
391 return true;
392 }
393 }
394 return false;
395}
396
397bool CCECCommandHandler::HandleReportPhysicalAddress(const cec_command &command)
398{
399 if (command.parameters.size == 3)
400 {
401 uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
402 SetPhysicalAddress(command.initiator, iNewAddress);
403 }
404 return true;
405}
406
407bool CCECCommandHandler::HandleReportPowerStatus(const cec_command &command)
408{
409 if (command.parameters.size == 1)
410 {
411 CCECBusDevice *device = GetDevice(command.initiator);
412 if (device)
413 device->SetPowerStatus((cec_power_status) command.parameters[0]);
414 }
415 return true;
416}
417
418bool CCECCommandHandler::HandleRequestActiveSource(const cec_command &command)
419{
420 if (m_processor->IsRunning())
421 {
422 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i requests active source", (uint8_t) command.initiator);
423
424 vector<CCECBusDevice *> devices;
425 for (size_t iDevicePtr = 0; iDevicePtr < GetMyDevices(devices); iDevicePtr++)
426 devices[iDevicePtr]->TransmitActiveSource();
427
428 return true;
429 }
430 return false;
431}
432
433bool CCECCommandHandler::HandleRoutingChange(const cec_command &command)
434{
435 if (command.parameters.size == 4)
436 {
437 uint16_t iOldAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
438 uint16_t iNewAddress = ((uint16_t)command.parameters[2] << 8) | ((uint16_t)command.parameters[3]);
439
440 CCECBusDevice *device = GetDevice(command.initiator);
441 if (device)
442 device->SetStreamPath(iNewAddress, iOldAddress);
443 }
444 return true;
445}
446
447bool CCECCommandHandler::HandleRoutingInformation(const cec_command &command)
448{
449 if (command.parameters.size == 2)
450 {
451 uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
452 m_processor->SetActiveSource(iNewAddress);
453 }
454
455 return false;
456}
457
458bool CCECCommandHandler::HandleSetMenuLanguage(const cec_command &command)
459{
460 if (command.parameters.size == 3)
461 {
462 CCECBusDevice *device = GetDevice(command.initiator);
463 if (device)
464 {
465 cec_menu_language language;
466 language.device = command.initiator;
467 for (uint8_t iPtr = 0; iPtr < 4; iPtr++)
468 language.language[iPtr] = command.parameters[iPtr];
469 language.language[3] = 0;
470 device->SetMenuLanguage(language);
471 return true;
472 }
473 }
474 return false;
475}
476
477bool CCECCommandHandler::HandleSetOSDName(const cec_command &command)
478{
479 if (command.parameters.size > 0)
480 {
481 CCECBusDevice *device = GetDevice(command.initiator);
482 if (device)
483 {
484 char buf[1024];
485 for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
486 buf[iPtr] = (char)command.parameters[iPtr];
487 buf[command.parameters.size] = 0;
488
489 CStdString strName(buf);
490 device->SetOSDName(strName);
491
492 return true;
493 }
494 }
495 return false;
496}
497
498bool CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
499{
500 if (m_processor->IsRunning() && command.parameters.size >= 2)
501 {
502 uint16_t iStreamAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
503 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
504
505 /* one of the device handled by libCEC has been made active */
506 CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamAddress);
507 if (device && m_busDevice->MyLogicalAddressContains(device->GetLogicalAddress()))
508 {
509 device->SetActiveSource();
510 device->TransmitActiveSource();
511
512 device->SetMenuState(CEC_MENU_STATE_ACTIVATED);
513 device->TransmitMenuState(command.initiator);
514 }
515 }
516 return false;
517}
518
519bool CCECCommandHandler::HandleSystemAudioModeRequest(const cec_command &command)
520{
521 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
522 {
523 CCECBusDevice *device = GetDevice(command.destination);
524 if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
525 {
526 if (command.parameters.size >= 2)
527 {
528 device->SetPowerStatus(CEC_POWER_STATUS_ON);
529 ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_ON);
530 uint16_t iNewAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
531 CCECBusDevice *newActiveDevice = GetDeviceByPhysicalAddress(iNewAddress);
532 if (newActiveDevice)
533 newActiveDevice->SetActiveSource();
534 return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
535 }
536 else
537 {
538 ((CCECAudioSystem *) device)->SetSystemAudioModeStatus(CEC_SYSTEM_AUDIO_STATUS_OFF);
539 return ((CCECAudioSystem *) device)->TransmitSetSystemAudioMode(command.initiator);
540 }
541 }
542 }
543 return false;
544}
545
546bool CCECCommandHandler::HandleStandby(const cec_command &command)
547{
548 CCECBusDevice *device = GetDevice(command.initiator);
549 if (device)
550 device->SetPowerStatus(CEC_POWER_STATUS_STANDBY);
551
552 return true;
553}
554
555bool CCECCommandHandler::HandleSystemAudioModeStatus(const cec_command &command)
556{
557 if (command.parameters.size == 1)
558 {
559 CCECBusDevice *device = GetDevice(command.initiator);
560 if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
561 {
562 ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
563 return true;
564 }
565 }
566
567 return false;
568}
569
570bool CCECCommandHandler::HandleSetSystemAudioMode(const cec_command &command)
571{
572 if (command.parameters.size == 1)
573 {
574 CCECBusDevice *device = GetDevice(command.initiator);
575 if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
576 {
577 ((CCECAudioSystem *)device)->SetSystemAudioModeStatus((cec_system_audio_status)command.parameters[0]);
578 return true;
579 }
580 }
581
582 return false;
583}
584
585bool CCECCommandHandler::HandleTextViewOn(const cec_command &command)
586{
587 m_processor->m_busDevices[command.initiator]->SetActiveSource();
588 return true;
589}
590
591bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
592{
593 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination) && command.parameters.size > 0)
594 {
595 CLibCEC::AddKey();
596
597 if (command.parameters[0] <= CEC_USER_CONTROL_CODE_MAX)
598 {
599 if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER ||
600 command.parameters[0] == CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION)
601 {
602 CCECBusDevice *device = GetDevice(command.destination);
603 if (device)
604 {
605 device->SetPowerStatus(CEC_POWER_STATUS_ON);
606 if (device->MyLogicalAddressContains(device->GetLogicalAddress()))
607 {
608 device->SetActiveSource();
609 device->TransmitActiveSource();
610
611 if (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
612 device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE)
613 ((CCECPlaybackDevice *)device)->TransmitDeckStatus(command.initiator);
614 }
615 }
616 }
617 else
618 {
619 CLibCEC::SetCurrentButton((cec_user_control_code) command.parameters[0]);
620 }
621 return true;
622 }
623 }
624 return false;
625}
626
627bool CCECCommandHandler::HandleUserControlRelease(const cec_command &command)
628{
629 if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
630 CLibCEC::AddKey();
631
632 return true;
633}
634
635bool CCECCommandHandler::HandleVendorCommand(const cec_command & UNUSED(command))
636{
637 return true;
638}
639
640void CCECCommandHandler::UnhandledCommand(const cec_command &command)
641{
642 CLibCEC::AddLog(CEC_LOG_DEBUG, "unhandled command with opcode %02x from address %d", command.opcode, command.initiator);
643}
644
645size_t CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
646{
647 size_t iReturn(0);
648
649 cec_logical_addresses addresses = m_processor->GetLogicalAddresses();
650 for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
651 {
652 if (addresses[iPtr])
653 {
654 devices.push_back(GetDevice((cec_logical_address) iPtr));
655 ++iReturn;
656 }
657 }
658
659 return iReturn;
660}
661
662CCECBusDevice *CCECCommandHandler::GetDevice(cec_logical_address iLogicalAddress) const
663{
664 CCECBusDevice *device = NULL;
665
666 if (iLogicalAddress >= CECDEVICE_TV && iLogicalAddress <= CECDEVICE_BROADCAST)
667 device = m_processor->m_busDevices[iLogicalAddress];
668
669 return device;
670}
671
672CCECBusDevice *CCECCommandHandler::GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress) const
673{
674 return m_processor->GetDeviceByPhysicalAddress(iPhysicalAddress);
675}
676
677CCECBusDevice *CCECCommandHandler::GetDeviceByType(cec_device_type type) const
678{
679 return m_processor->GetDeviceByType(type);
680}
681
682bool CCECCommandHandler::SetVendorId(const cec_command &command)
683{
684 bool bChanged(false);
685 if (command.parameters.size < 3)
686 {
687 CLibCEC::AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
688 return bChanged;
689 }
690
691 uint64_t iVendorId = ((uint64_t)command.parameters[0] << 16) +
692 ((uint64_t)command.parameters[1] << 8) +
693 (uint64_t)command.parameters[2];
694
695 CCECBusDevice *device = GetDevice((cec_logical_address) command.initiator);
696 if (device)
697 bChanged = device->SetVendorId(iVendorId);
698 return bChanged;
699}
700
701void CCECCommandHandler::SetPhysicalAddress(cec_logical_address iAddress, uint16_t iNewAddress)
702{
703 if (!m_busDevice->MyLogicalAddressContains(iAddress))
704 {
705 bool bOurAddress(m_processor->GetPhysicalAddress() == iNewAddress);
706 GetDevice(iAddress)->SetPhysicalAddress(iNewAddress);
707 if (bOurAddress)
708 {
709 /* another device reported the same physical address as ours
710 * since we don't have physical address detection yet, we'll just use the
711 * given address, increased by 0x100 for now */
712 m_processor->SetPhysicalAddress(iNewAddress + 0x100);
713 }
714 }
715}
716
717bool CCECCommandHandler::TransmitImageViewOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
718{
719 cec_command command;
720 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_IMAGE_VIEW_ON);
721
722 return Transmit(command, false);
723}
724
725bool CCECCommandHandler::TransmitStandby(const cec_logical_address iInitiator, const cec_logical_address iDestination)
726{
727 cec_command command;
728 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_STANDBY);
729
730 return Transmit(command, false);
731}
732
733bool CCECCommandHandler::TransmitRequestCecVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination)
734{
735 cec_command command;
736 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_CEC_VERSION);
737
738 return Transmit(command, true, CEC_OPCODE_CEC_VERSION);
739}
740
741bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address iInitiator, const cec_logical_address iDestination)
742{
743 cec_command command;
744 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_MENU_LANGUAGE);
745
746 return Transmit(command, true, CEC_OPCODE_SET_MENU_LANGUAGE);
747}
748
749bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination)
750{
751 cec_command command;
752 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_OSD_NAME);
753
754 return Transmit(command, true, CEC_OPCODE_SET_OSD_NAME);
755}
756
757bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_address iInitiator, const cec_logical_address iDestination)
758{
759 cec_command command;
760 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS);
761
762 return Transmit(command, true, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
763}
764
765bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination)
766{
767 cec_command command;
768 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
769
770 return Transmit(command, true, CEC_OPCODE_REPORT_POWER_STATUS);
771}
772
773bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInitiator, const cec_logical_address iDestination)
774{
775 cec_command command;
776 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
777
778 return Transmit(command, true, CEC_OPCODE_DEVICE_VENDOR_ID);
779}
780
781bool CCECCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
782{
783 cec_command command;
784 cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_ACTIVE_SOURCE);
785 command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
786 command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
787
788 return Transmit(command, false);
789}
790
791bool CCECCommandHandler::TransmitCECVersion(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_version cecVersion)
792{
793 cec_command command;
794 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_CEC_VERSION);
795 command.parameters.PushBack((uint8_t)cecVersion);
796
797 return Transmit(command, false);
798}
799
800bool CCECCommandHandler::TransmitInactiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
801{
802 cec_command command;
803 cec_command::Format(command, iInitiator, CECDEVICE_TV, CEC_OPCODE_INACTIVE_SOURCE);
804 command.parameters.PushBack((iPhysicalAddress >> 8) & 0xFF);
805 command.parameters.PushBack(iPhysicalAddress & 0xFF);
806
807 return Transmit(command, false);
808}
809
810bool CCECCommandHandler::TransmitMenuState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_menu_state menuState)
811{
812 cec_command command;
813 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_MENU_STATUS);
814 command.parameters.PushBack((uint8_t)menuState);
815
816 return Transmit(command, false);
817}
818
819bool CCECCommandHandler::TransmitOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination, CStdString strDeviceName)
820{
821 cec_command command;
822 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_NAME);
823 for (size_t iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
824 command.parameters.PushBack(strDeviceName.at(iPtr));
825
826 return Transmit(command, false);
827}
828
829bool CCECCommandHandler::TransmitOSDString(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_display_control duration, const char *strMessage)
830{
831 cec_command command;
832 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_STRING);
833 command.parameters.PushBack((uint8_t)duration);
834
835 size_t iLen = strlen(strMessage);
836 if (iLen > 13) iLen = 13;
837
838 for (size_t iPtr = 0; iPtr < iLen; iPtr++)
839 command.parameters.PushBack(strMessage[iPtr]);
840
841 return Transmit(command, false);
842}
843
844bool CCECCommandHandler::TransmitPhysicalAddress(const cec_logical_address iInitiator, uint16_t iPhysicalAddress, cec_device_type type)
845{
846 cec_command command;
847 cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
848 command.parameters.PushBack((uint8_t) ((iPhysicalAddress >> 8) & 0xFF));
849 command.parameters.PushBack((uint8_t) (iPhysicalAddress & 0xFF));
850 command.parameters.PushBack((uint8_t) (type));
851
852 return Transmit(command, false);
853}
854
855bool CCECCommandHandler::TransmitPoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
856{
857 cec_command command;
858 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_NONE);
859
860 return Transmit(command, false);
861}
862
863bool CCECCommandHandler::TransmitPowerState(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_power_status state)
864{
865 cec_command command;
866 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_POWER_STATUS);
867 command.parameters.PushBack((uint8_t) state);
868
869 return Transmit(command, false);
870}
871
872bool CCECCommandHandler::TransmitVendorID(const cec_logical_address iInitiator, uint64_t iVendorId)
873{
874 cec_command command;
875 cec_command::Format(command, iInitiator, CECDEVICE_BROADCAST, CEC_OPCODE_DEVICE_VENDOR_ID);
876
877 command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 16) & 0xFF));
878 command.parameters.PushBack((uint8_t) (((uint64_t)iVendorId >> 8) & 0xFF));
879 command.parameters.PushBack((uint8_t) ((uint64_t)iVendorId & 0xFF));
880
881 return Transmit(command, false);
882}
883
884bool CCECCommandHandler::TransmitAudioStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, uint8_t state)
885{
886 cec_command command;
887 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_REPORT_AUDIO_STATUS);
888 command.parameters.PushBack(state);
889
890 return Transmit(command, false);
891}
892
893bool CCECCommandHandler::TransmitSetSystemAudioMode(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
894{
895 cec_command command;
896 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_SYSTEM_AUDIO_MODE);
897 command.parameters.PushBack((uint8_t)state);
898
899 return Transmit(command, false);
900}
901
902bool CCECCommandHandler::TransmitSystemAudioModeStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
903{
904 cec_command command;
905 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS);
906 command.parameters.PushBack((uint8_t)state);
907
908 return Transmit(command, false);
909}
910
911bool CCECCommandHandler::TransmitDeckStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_deck_info state)
912{
913 cec_command command;
914 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_DECK_STATUS);
915 command.PushBack((uint8_t)state);
916
917 return Transmit(command, false);
918}
919
920bool CCECCommandHandler::TransmitKeypress(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = true */)
921{
922 cec_command command;
923 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_PRESSED);
924 command.parameters.PushBack((uint8_t)key);
925
926 return Transmit(command, bWait);
927}
928
929bool CCECCommandHandler::TransmitKeyRelease(const cec_logical_address iInitiator, const cec_logical_address iDestination, bool bWait /* = true */)
930{
931 cec_command command;
932 cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_USER_CONTROL_RELEASE);
933
934 return Transmit(command, bWait);
935}
936
937bool CCECCommandHandler::Transmit(cec_command &command, bool bExpectResponse /* = true */, cec_opcode expectedResponse /* = CEC_OPCODE_NONE */)
938{
939 bool bReturn(false);
940 MarkBusy();
941 command.transmit_timeout = m_iTransmitTimeout;
942
943 {
944 uint8_t iTries(0), iMaxTries(command.opcode == CEC_OPCODE_NONE ? 1 : m_iTransmitRetries + 1);
945 CLockObject writeLock(m_processor->m_transmitMutex);
946 CLockObject receiveLock(m_receiveMutex);
947 ++m_iUseCounter;
948 while (!bReturn && ++iTries <= iMaxTries)
949 {
950 m_expectedResponse = expectedResponse;
951 if ((bReturn = m_processor->Transmit(command)) == true)
952 {
953 CLibCEC::AddLog(CEC_LOG_DEBUG, "command transmitted");
954 if (bExpectResponse)
955 bReturn = m_condition.Wait(m_receiveMutex, m_iTransmitWait);
956 }
957 }
958 --m_iUseCounter;
959 }
960
961 MarkReady();
962 return bReturn;
963}
964
965bool CCECCommandHandler::ActivateSource(void)
966{
967 if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV)
968 {
969 CCECBusDevice *primary = m_processor->GetPrimaryDevice();
970 primary->SetPowerStatus(CEC_POWER_STATUS_ON);
971 primary->SetMenuState(CEC_MENU_STATE_ACTIVATED);
972
973 if (m_processor->GetPrimaryDevice()->GetPhysicalAddress(false) != 0xffff)
974 {
975 m_processor->SetActiveSource();
976 primary->TransmitMenuState(m_busDevice->GetLogicalAddress());
977 m_bHandlerInited = true;
978 }
979 }
980 return true;
981}
982
983void CCECCommandHandler::MarkBusy(void)
984{
985 CLockObject receiveLock(m_receiveMutex);
986 ++m_iUseCounter;
987}
988
989bool CCECCommandHandler::MarkReady(void)
990{
991 CLockObject receiveLock(m_receiveMutex);
992 return m_iUseCounter > 0 ? (--m_iUseCounter == 0) : true;
993}
994
995bool CCECCommandHandler::InUse(void)
996{
997 CLockObject receiveLock(m_receiveMutex);
998 return m_iUseCounter > 0;
999}
libcec Piment Noir Debian package repository