Commit | Line | Data |
---|---|---|
abbca718 LOK |
1 | /* |
2 | * This file is part of the libCEC(R) library. | |
3 | * | |
4 | * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited. All rights reserved. | |
5 | * libCEC(R) is an original work, containing original code. | |
6 | * | |
7 | * libCEC(R) is a trademark of Pulse-Eight Limited. | |
8 | * | |
9 | * This program is dual-licensed; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
22 | * | |
23 | * | |
24 | * Alternatively, you can license this library under a commercial license, | |
25 | * please contact Pulse-Eight Licensing for more information. | |
26 | * | |
27 | * For more information contact: | |
28 | * Pulse-Eight Licensing <license@pulse-eight.com> | |
29 | * http://www.pulse-eight.com/ | |
30 | * http://www.pulse-eight.net/ | |
31 | */ | |
32 | ||
33 | #include "CECParser.h" | |
34 | ||
35 | #include <algorithm> | |
36 | #include <cstdio> | |
37 | #include <cstdlib> | |
38 | #include <cstring> | |
39 | #include <sys/stat.h> | |
40 | #include "util/StdString.h" | |
41 | #include "libPlatform/serialport.h" | |
42 | #include "util/threads.h" | |
43 | #include "util/timeutils.h" | |
44 | #include "CECDetect.h" | |
a8f0bd18 | 45 | #include "Communication.h" |
abbca718 LOK |
46 | |
47 | using namespace CEC; | |
48 | using namespace std; | |
49 | ||
50 | #define CEC_MAX_RETRY 5 | |
390b42d6 | 51 | #define CEC_BUTTON_TIMEOUT 500 |
abbca718 LOK |
52 | |
53 | /*! | |
54 | * ICECDevice implementation | |
55 | */ | |
56 | //@{ | |
df7339c6 | 57 | CCECParser::CCECParser(const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, int iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS*/) : |
abbca718 | 58 | m_iCurrentButton(CEC_USER_CONTROL_CODE_UNKNOWN), |
df7339c6 LOK |
59 | m_physicaladdress(iPhysicalAddress), |
60 | m_iLogicalAddress(iLogicalAddress), | |
60fa4578 | 61 | m_strDeviceName(strDeviceName) |
abbca718 | 62 | { |
a8f0bd18 | 63 | m_communication = new CCommunication(this); |
abbca718 LOK |
64 | } |
65 | ||
66 | CCECParser::~CCECParser(void) | |
67 | { | |
5f39c4d8 | 68 | Close(); |
a8f0bd18 LOK |
69 | m_communication->Close(); |
70 | delete m_communication; | |
abbca718 LOK |
71 | } |
72 | ||
73 | bool CCECParser::Open(const char *strPort, int iTimeoutMs /* = 10000 */) | |
74 | { | |
a8f0bd18 LOK |
75 | if (!m_communication) |
76 | return false; | |
abbca718 | 77 | |
a8f0bd18 | 78 | if (m_communication->IsOpen()) |
abbca718 | 79 | { |
a8f0bd18 LOK |
80 | AddLog(CEC_LOG_ERROR, "connection already open"); |
81 | return false; | |
abbca718 LOK |
82 | } |
83 | ||
a8f0bd18 LOK |
84 | if (!m_communication->Open(strPort, 38400, iTimeoutMs)) |
85 | { | |
86 | AddLog(CEC_LOG_ERROR, "could not open a connection"); | |
87 | return false; | |
88 | } | |
abbca718 | 89 | |
a8f0bd18 | 90 | if (!SetLogicalAddress(m_iLogicalAddress)) |
abbca718 | 91 | { |
a8f0bd18 LOK |
92 | AddLog(CEC_LOG_ERROR, "could not set the logical address"); |
93 | return false; | |
abbca718 LOK |
94 | } |
95 | ||
60fa4578 | 96 | if (CreateThread()) |
a8f0bd18 | 97 | return true; |
a8f0bd18 | 98 | else |
a8f0bd18 | 99 | AddLog(CEC_LOG_ERROR, "could not create a processor thread"); |
abbca718 | 100 | |
a8f0bd18 | 101 | return false; |
abbca718 LOK |
102 | } |
103 | ||
5f39c4d8 | 104 | void CCECParser::Close(void) |
f99bc831 | 105 | { |
60fa4578 | 106 | StopThread(); |
f99bc831 LOK |
107 | } |
108 | ||
60fa4578 | 109 | void *CCECParser::Process(void) |
abbca718 | 110 | { |
60fa4578 | 111 | AddLog(CEC_LOG_DEBUG, "processor thread started"); |
abbca718 | 112 | |
abbca718 | 113 | int64_t now = GetTimeMs(); |
60fa4578 | 114 | while (!m_bStop) |
abbca718 | 115 | { |
60fa4578 LOK |
116 | bool bParseFrame(false); |
117 | { | |
118 | CLockObject lock(&m_mutex); | |
119 | cec_frame msg; | |
120 | if (!m_bStop && m_communication->IsOpen() && m_communication->Read(msg, CEC_BUTTON_TIMEOUT)) | |
121 | bParseFrame = ParseMessage(msg); | |
122 | } | |
123 | ||
124 | if (bParseFrame) | |
125 | ParseCurrentFrame(); | |
abbca718 | 126 | |
abbca718 LOK |
127 | now = GetTimeMs(); |
128 | CheckKeypressTimeout(now); | |
129 | CCondition::Sleep(50); | |
130 | } | |
131 | ||
a8f0bd18 | 132 | AddLog(CEC_LOG_DEBUG, "processor thread terminated"); |
60fa4578 | 133 | return NULL; |
abbca718 LOK |
134 | } |
135 | ||
136 | bool CCECParser::Ping(void) | |
137 | { | |
60fa4578 | 138 | if (!IsRunning()) |
f99bc831 LOK |
139 | return false; |
140 | ||
abbca718 LOK |
141 | AddLog(CEC_LOG_DEBUG, "sending ping"); |
142 | cec_frame output; | |
143 | output.push_back(MSGSTART); | |
144 | PushEscaped(output, MSGCODE_PING); | |
145 | output.push_back(MSGEND); | |
146 | ||
390b42d6 | 147 | if (!TransmitFormatted(output, false)) |
abbca718 LOK |
148 | { |
149 | AddLog(CEC_LOG_ERROR, "could not send ping command"); | |
150 | return false; | |
151 | } | |
152 | ||
153 | AddLog(CEC_LOG_DEBUG, "ping tranmitted"); | |
154 | ||
155 | // TODO check for pong | |
156 | return true; | |
157 | } | |
158 | ||
159 | bool CCECParser::StartBootloader(void) | |
160 | { | |
60fa4578 | 161 | if (!IsRunning()) |
f99bc831 LOK |
162 | return false; |
163 | ||
abbca718 LOK |
164 | AddLog(CEC_LOG_DEBUG, "starting the bootloader"); |
165 | cec_frame output; | |
166 | output.push_back(MSGSTART); | |
167 | PushEscaped(output, MSGCODE_START_BOOTLOADER); | |
168 | output.push_back(MSGEND); | |
169 | ||
390b42d6 | 170 | if (!TransmitFormatted(output, false)) |
abbca718 LOK |
171 | { |
172 | AddLog(CEC_LOG_ERROR, "could not start the bootloader"); | |
173 | return false; | |
174 | } | |
175 | ||
176 | AddLog(CEC_LOG_DEBUG, "bootloader start command transmitted"); | |
177 | return true; | |
178 | } | |
179 | ||
180 | uint8_t CCECParser::GetSourceDestination(cec_logical_address destination /* = CECDEVICE_BROADCAST */) | |
181 | { | |
182 | return ((uint8_t)m_iLogicalAddress << 4) + (uint8_t)destination; | |
183 | } | |
184 | ||
185 | bool CCECParser::PowerOffDevices(cec_logical_address address /* = CECDEVICE_BROADCAST */) | |
186 | { | |
8148859e | 187 | return StandbyDevices(address); |
abbca718 LOK |
188 | } |
189 | ||
8148859e | 190 | bool CCECParser::PowerOnDevices(cec_logical_address address /* = CECDEVICE_TV */) |
abbca718 | 191 | { |
60fa4578 | 192 | if (!IsRunning()) |
f99bc831 LOK |
193 | return false; |
194 | ||
abbca718 LOK |
195 | CStdString strLog; |
196 | strLog.Format("powering on devices with logical address %d", (int8_t)address); | |
197 | AddLog(CEC_LOG_DEBUG, strLog.c_str()); | |
198 | cec_frame frame; | |
199 | frame.push_back(GetSourceDestination(address)); | |
200 | frame.push_back(CEC_OPCODE_TEXT_VIEW_ON); | |
201 | return Transmit(frame); | |
202 | } | |
203 | ||
204 | bool CCECParser::StandbyDevices(cec_logical_address address /* = CECDEVICE_BROADCAST */) | |
205 | { | |
60fa4578 | 206 | if (!IsRunning()) |
f99bc831 LOK |
207 | return false; |
208 | ||
abbca718 LOK |
209 | CStdString strLog; |
210 | strLog.Format("putting all devices with logical address %d in standby mode", (int8_t)address); | |
211 | AddLog(CEC_LOG_DEBUG, strLog.c_str()); | |
212 | cec_frame frame; | |
213 | frame.push_back(GetSourceDestination(address)); | |
214 | frame.push_back(CEC_OPCODE_STANDBY); | |
215 | return Transmit(frame); | |
216 | } | |
217 | ||
218 | bool CCECParser::SetActiveView(void) | |
219 | { | |
60fa4578 | 220 | if (!IsRunning()) |
f99bc831 LOK |
221 | return false; |
222 | ||
abbca718 LOK |
223 | AddLog(CEC_LOG_DEBUG, "setting active view"); |
224 | cec_frame frame; | |
225 | frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST)); | |
226 | frame.push_back(CEC_OPCODE_ACTIVE_SOURCE); | |
227 | frame.push_back((m_physicaladdress >> 8) & 0xFF); | |
228 | frame.push_back(m_physicaladdress & 0xFF); | |
229 | return Transmit(frame); | |
230 | } | |
231 | ||
232 | bool CCECParser::SetInactiveView(void) | |
233 | { | |
60fa4578 | 234 | if (!IsRunning()) |
f99bc831 LOK |
235 | return false; |
236 | ||
abbca718 LOK |
237 | AddLog(CEC_LOG_DEBUG, "setting inactive view"); |
238 | cec_frame frame; | |
239 | frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST)); | |
240 | frame.push_back(CEC_OPCODE_INACTIVE_SOURCE); | |
241 | frame.push_back((m_physicaladdress >> 8) & 0xFF); | |
242 | frame.push_back(m_physicaladdress & 0xFF); | |
243 | return Transmit(frame); | |
244 | } | |
245 | ||
246 | bool CCECParser::GetNextLogMessage(cec_log_message *message) | |
247 | { | |
a8f0bd18 | 248 | return m_logBuffer.Pop(*message); |
abbca718 LOK |
249 | } |
250 | ||
251 | bool CCECParser::GetNextKeypress(cec_keypress *key) | |
252 | { | |
60fa4578 | 253 | return IsRunning() ? m_keyBuffer.Pop(*key) : false; |
abbca718 | 254 | } |
825ddb96 LOK |
255 | |
256 | bool CCECParser::GetNextCommand(cec_command *command) | |
257 | { | |
60fa4578 | 258 | return IsRunning() ? m_commandBuffer.Pop(*command) : false; |
825ddb96 | 259 | } |
abbca718 LOK |
260 | //@} |
261 | ||
825ddb96 | 262 | void CCECParser::TransmitAbort(cec_logical_address address, cec_opcode opcode, ECecAbortReason reason /* = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE */) |
abbca718 LOK |
263 | { |
264 | AddLog(CEC_LOG_DEBUG, "transmitting abort message"); | |
265 | cec_frame frame; | |
266 | frame.push_back(GetSourceDestination(address)); | |
267 | frame.push_back(CEC_OPCODE_FEATURE_ABORT); | |
268 | frame.push_back(opcode); | |
269 | frame.push_back(reason); | |
270 | Transmit(frame); | |
271 | } | |
272 | ||
273 | void CCECParser::ReportCECVersion(cec_logical_address address /* = CECDEVICE_TV */) | |
274 | { | |
275 | cec_frame frame; | |
276 | AddLog(CEC_LOG_NOTICE, "reporting CEC version as 1.3a"); | |
277 | frame.push_back(GetSourceDestination(address)); | |
278 | frame.push_back(CEC_OPCODE_CEC_VERSION); | |
279 | frame.push_back(CEC_VERSION_1_3A); | |
280 | Transmit(frame); | |
281 | } | |
282 | ||
283 | void CCECParser::ReportPowerState(cec_logical_address address /*= CECDEVICE_TV */, bool bOn /* = true */) | |
284 | { | |
285 | cec_frame frame; | |
286 | if (bOn) | |
287 | AddLog(CEC_LOG_NOTICE, "reporting \"On\" power status"); | |
288 | else | |
289 | AddLog(CEC_LOG_NOTICE, "reporting \"Off\" power status"); | |
290 | ||
291 | frame.push_back(GetSourceDestination(address)); | |
292 | frame.push_back(CEC_OPCODE_REPORT_POWER_STATUS); | |
293 | frame.push_back(bOn ? CEC_POWER_STATUS_ON : CEC_POWER_STATUS_STANDBY); | |
294 | Transmit(frame); | |
295 | } | |
296 | ||
297 | void CCECParser::ReportMenuState(cec_logical_address address /* = CECDEVICE_TV */, bool bActive /* = true */) | |
298 | { | |
299 | cec_frame frame; | |
300 | if (bActive) | |
301 | AddLog(CEC_LOG_NOTICE, "reporting menu state as active"); | |
302 | else | |
303 | AddLog(CEC_LOG_NOTICE, "reporting menu state as inactive"); | |
304 | ||
305 | frame.push_back(GetSourceDestination(address)); | |
306 | frame.push_back(CEC_OPCODE_MENU_STATUS); | |
307 | frame.push_back(bActive ? CEC_MENU_STATE_ACTIVATED : CEC_MENU_STATE_DEACTIVATED); | |
308 | Transmit(frame); | |
309 | } | |
310 | ||
311 | void CCECParser::ReportVendorID(cec_logical_address address /* = CECDEVICE_TV */) | |
312 | { | |
313 | AddLog(CEC_LOG_NOTICE, "vendor ID requested, feature abort"); | |
314 | TransmitAbort(address, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID); | |
315 | } | |
316 | ||
317 | void CCECParser::ReportOSDName(cec_logical_address address /* = CECDEVICE_TV */) | |
318 | { | |
319 | cec_frame frame; | |
320 | const char *osdname = m_strDeviceName.c_str(); | |
321 | CStdString strLog; | |
322 | strLog.Format("reporting OSD name as %s", osdname); | |
323 | AddLog(CEC_LOG_NOTICE, strLog.c_str()); | |
324 | frame.push_back(GetSourceDestination(address)); | |
325 | frame.push_back(CEC_OPCODE_SET_OSD_NAME); | |
326 | ||
327 | for (unsigned int i = 0; i < strlen(osdname); i++) | |
328 | frame.push_back(osdname[i]); | |
329 | ||
330 | Transmit(frame); | |
331 | } | |
332 | ||
333 | void CCECParser::ReportPhysicalAddress(void) | |
334 | { | |
335 | cec_frame frame; | |
336 | CStdString strLog; | |
337 | strLog.Format("reporting physical address as %04x", m_physicaladdress); | |
338 | AddLog(CEC_LOG_NOTICE, strLog.c_str()); | |
339 | frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST)); | |
340 | frame.push_back(CEC_OPCODE_REPORT_PHYSICAL_ADDRESS); | |
341 | frame.push_back((m_physicaladdress >> 8) & 0xFF); | |
342 | frame.push_back(m_physicaladdress & 0xFF); | |
343 | frame.push_back(CEC_DEVICE_TYPE_PLAYBACK_DEVICE); | |
344 | Transmit(frame); | |
345 | } | |
346 | ||
347 | void CCECParser::BroadcastActiveSource(void) | |
348 | { | |
349 | cec_frame frame; | |
350 | AddLog(CEC_LOG_NOTICE, "broadcasting active source"); | |
351 | frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST)); | |
352 | frame.push_back(CEC_OPCODE_ACTIVE_SOURCE); | |
353 | frame.push_back((m_physicaladdress >> 8) & 0xFF); | |
354 | frame.push_back(m_physicaladdress & 0xFF); | |
355 | Transmit(frame); | |
356 | } | |
357 | ||
390b42d6 | 358 | bool CCECParser::TransmitFormatted(const cec_frame &data, bool bWaitForAck /* = true */) |
abbca718 | 359 | { |
60fa4578 | 360 | CLockObject lock(&m_mutex); |
3fcd38dc | 361 | if (!m_communication || !m_communication->Write(data)) |
60fa4578 | 362 | { |
abbca718 | 363 | return false; |
60fa4578 | 364 | } |
abbca718 LOK |
365 | |
366 | CCondition::Sleep((int) data.size() * 24 /*data*/ + 5 /*start bit (4.5 ms)*/ + 50 /* to be on the safe side */); | |
367 | if (bWaitForAck && !WaitForAck()) | |
368 | { | |
369 | AddLog(CEC_LOG_DEBUG, "did not receive ACK"); | |
370 | return false; | |
371 | } | |
372 | ||
373 | return true; | |
374 | } | |
375 | ||
390b42d6 | 376 | bool CCECParser::Transmit(const cec_frame &data, bool bWaitForAck /* = true */) |
abbca718 LOK |
377 | { |
378 | CStdString txStr = "transmit "; | |
379 | for (unsigned int i = 0; i < data.size(); i++) | |
380 | txStr.AppendFormat(" %02x", data[i]); | |
381 | AddLog(CEC_LOG_DEBUG, txStr.c_str()); | |
382 | ||
383 | if (data.empty()) | |
384 | { | |
385 | AddLog(CEC_LOG_WARNING, "transmit buffer is empty"); | |
386 | return false; | |
387 | } | |
388 | ||
389 | cec_frame output; | |
390 | ||
391 | //set ack polarity to high when transmitting to the broadcast address | |
392 | //set ack polarity low when transmitting to any other address | |
393 | output.push_back(MSGSTART); | |
394 | PushEscaped(output, MSGCODE_TRANSMIT_ACK_POLARITY); | |
395 | ||
396 | if ((data[0] & 0xF) == 0xF) | |
397 | PushEscaped(output, CEC_TRUE); | |
398 | else | |
399 | PushEscaped(output, CEC_FALSE); | |
400 | ||
401 | output.push_back(MSGEND); | |
402 | ||
403 | for (unsigned int i = 0; i < data.size(); i++) | |
404 | { | |
405 | output.push_back(MSGSTART); | |
406 | ||
407 | if (i == data.size() - 1) | |
408 | PushEscaped(output, MSGCODE_TRANSMIT_EOM); | |
409 | else | |
410 | PushEscaped(output, MSGCODE_TRANSMIT); | |
411 | ||
412 | PushEscaped(output, data[i]); | |
413 | ||
414 | output.push_back(MSGEND); | |
415 | } | |
416 | ||
390b42d6 | 417 | return TransmitFormatted(output, bWaitForAck); |
abbca718 LOK |
418 | } |
419 | ||
390b42d6 | 420 | bool CCECParser::WaitForAck(int iTimeout /* = 1000 */) |
abbca718 LOK |
421 | { |
422 | bool bGotAck(false); | |
423 | bool bError(false); | |
424 | ||
425 | int64_t iNow = GetTimeMs(); | |
390b42d6 | 426 | int64_t iTargetTime = iNow + (int64_t) iTimeout; |
abbca718 LOK |
427 | |
428 | while (!bGotAck && !bError && (iTimeout <= 0 || iNow < iTargetTime)) | |
429 | { | |
abbca718 | 430 | cec_frame msg; |
a8f0bd18 | 431 | while (!bGotAck && !bError && m_communication->Read(msg, iTimeout)) |
abbca718 LOK |
432 | { |
433 | uint8_t iCode = msg[0] & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK); | |
434 | ||
435 | switch (iCode) | |
436 | { | |
437 | case MSGCODE_COMMAND_ACCEPTED: | |
438 | AddLog(CEC_LOG_DEBUG, "MSGCODE_COMMAND_ACCEPTED"); | |
439 | break; | |
440 | case MSGCODE_TRANSMIT_SUCCEEDED: | |
441 | AddLog(CEC_LOG_DEBUG, "MSGCODE_TRANSMIT_SUCCEEDED"); | |
442 | // TODO | |
443 | bGotAck = true; | |
444 | break; | |
445 | case MSGCODE_RECEIVE_FAILED: | |
446 | AddLog(CEC_LOG_WARNING, "MSGCODE_RECEIVE_FAILED"); | |
447 | bError = true; | |
448 | break; | |
449 | case MSGCODE_COMMAND_REJECTED: | |
450 | AddLog(CEC_LOG_WARNING, "MSGCODE_COMMAND_REJECTED"); | |
451 | bError = true; | |
452 | break; | |
453 | case MSGCODE_TRANSMIT_FAILED_LINE: | |
454 | AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_LINE"); | |
455 | bError = true; | |
456 | break; | |
457 | case MSGCODE_TRANSMIT_FAILED_ACK: | |
458 | AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_ACK"); | |
459 | bError = true; | |
460 | break; | |
461 | case MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA: | |
462 | AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA"); | |
463 | bError = true; | |
464 | break; | |
465 | case MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE: | |
466 | AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE"); | |
467 | bError = true; | |
468 | break; | |
469 | default: | |
470 | m_frameBuffer.Push(msg); | |
471 | bGotAck = (msg[0] & MSGCODE_FRAME_ACK) != 0; | |
472 | break; | |
473 | } | |
474 | iNow = GetTimeMs(); | |
475 | } | |
476 | } | |
477 | ||
478 | return bGotAck && !bError; | |
479 | } | |
480 | ||
60fa4578 | 481 | bool CCECParser::ParseMessage(cec_frame &msg) |
abbca718 | 482 | { |
60fa4578 LOK |
483 | bool bReturn(false); |
484 | ||
abbca718 | 485 | if (msg.empty()) |
60fa4578 | 486 | return bReturn; |
abbca718 LOK |
487 | |
488 | CStdString logStr; | |
489 | uint8_t iCode = msg[0] & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK); | |
490 | bool bEom = (msg[0] & MSGCODE_FRAME_EOM) != 0; | |
491 | bool bAck = (msg[0] & MSGCODE_FRAME_ACK) != 0; | |
492 | ||
493 | switch(iCode) | |
494 | { | |
495 | case MSGCODE_NOTHING: | |
496 | AddLog(CEC_LOG_DEBUG, "MSGCODE_NOTHING"); | |
497 | break; | |
498 | case MSGCODE_TIMEOUT_ERROR: | |
499 | case MSGCODE_HIGH_ERROR: | |
500 | case MSGCODE_LOW_ERROR: | |
501 | { | |
502 | if (iCode == MSGCODE_TIMEOUT_ERROR) | |
503 | logStr = "MSGCODE_TIMEOUT"; | |
504 | else if (iCode == MSGCODE_HIGH_ERROR) | |
505 | logStr = "MSGCODE_HIGH_ERROR"; | |
506 | else | |
507 | logStr = "MSGCODE_LOW_ERROR"; | |
508 | ||
509 | int iLine = (msg.size() >= 3) ? (msg[1] << 8) | (msg[2]) : 0; | |
510 | uint32_t iTime = (msg.size() >= 7) ? (msg[3] << 24) | (msg[4] << 16) | (msg[5] << 8) | (msg[6]) : 0; | |
511 | logStr.AppendFormat(" line:%i", iLine); | |
512 | logStr.AppendFormat(" time:%u", iTime); | |
513 | AddLog(CEC_LOG_WARNING, logStr.c_str()); | |
514 | } | |
515 | break; | |
516 | case MSGCODE_FRAME_START: | |
517 | { | |
518 | logStr = "MSGCODE_FRAME_START"; | |
519 | m_currentframe.clear(); | |
520 | if (msg.size() >= 2) | |
521 | { | |
522 | int iInitiator = msg[1] >> 4; | |
523 | int iDestination = msg[1] & 0xF; | |
524 | logStr.AppendFormat(" initiator:%u destination:%u ack:%s %s", iInitiator, iDestination, bAck ? "high" : "low", bEom ? "eom" : ""); | |
525 | ||
526 | m_currentframe.push_back(msg[1]); | |
527 | } | |
528 | AddLog(CEC_LOG_DEBUG, logStr.c_str()); | |
529 | } | |
530 | break; | |
531 | case MSGCODE_FRAME_DATA: | |
532 | { | |
533 | logStr = "MSGCODE_FRAME_DATA"; | |
534 | if (msg.size() >= 2) | |
535 | { | |
536 | uint8_t iData = msg[1]; | |
537 | logStr.AppendFormat(" %02x", iData); | |
538 | m_currentframe.push_back(iData); | |
539 | } | |
540 | AddLog(CEC_LOG_DEBUG, logStr.c_str()); | |
541 | } | |
542 | if (bEom) | |
60fa4578 | 543 | bReturn = true; |
abbca718 LOK |
544 | break; |
545 | default: | |
546 | break; | |
547 | } | |
60fa4578 LOK |
548 | |
549 | return bReturn; | |
abbca718 LOK |
550 | } |
551 | ||
552 | void CCECParser::ParseCurrentFrame(void) | |
553 | { | |
554 | uint8_t initiator = m_currentframe[0] >> 4; | |
555 | uint8_t destination = m_currentframe[0] & 0xF; | |
556 | ||
557 | CStdString dataStr; | |
558 | dataStr.Format("received frame: initiator: %u destination: %u", initiator, destination); | |
559 | ||
560 | if (m_currentframe.size() > 1) | |
561 | { | |
562 | dataStr += " data:"; | |
563 | for (unsigned int i = 1; i < m_currentframe.size(); i++) | |
564 | dataStr.AppendFormat(" %02x", m_currentframe[i]); | |
565 | } | |
566 | AddLog(CEC_LOG_DEBUG, dataStr.c_str()); | |
567 | ||
568 | if (m_currentframe.size() <= 1) | |
569 | return; | |
570 | ||
571 | vector<uint8_t> tx; | |
825ddb96 | 572 | cec_opcode opCode = (cec_opcode) m_currentframe[1]; |
abbca718 LOK |
573 | if (destination == (uint16_t) m_iLogicalAddress) |
574 | { | |
575 | switch(opCode) | |
576 | { | |
577 | case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS: | |
578 | ReportPhysicalAddress(); | |
579 | SetActiveView(); | |
580 | break; | |
581 | case CEC_OPCODE_GIVE_OSD_NAME: | |
582 | ReportOSDName((cec_logical_address)initiator); | |
583 | break; | |
584 | case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID: | |
585 | ReportVendorID((cec_logical_address)initiator); | |
586 | break; | |
587 | case CEC_OPCODE_MENU_REQUEST: | |
588 | ReportMenuState((cec_logical_address)initiator); | |
589 | break; | |
590 | case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS: | |
591 | ReportPowerState((cec_logical_address)initiator); | |
592 | break; | |
593 | case CEC_OPCODE_GET_CEC_VERSION: | |
594 | ReportCECVersion((cec_logical_address)initiator); | |
595 | break; | |
596 | case CEC_OPCODE_USER_CONTROL_PRESSED: | |
597 | if (m_currentframe.size() > 2) | |
598 | { | |
599 | AddKey(); | |
600 | ||
601 | if (m_currentframe[2] <= CEC_USER_CONTROL_CODE_MAX) | |
602 | { | |
603 | m_iCurrentButton = (cec_user_control_code) m_currentframe[2]; | |
604 | m_buttontime = GetTimeMs(); | |
605 | } | |
606 | } | |
607 | break; | |
608 | case CEC_OPCODE_USER_CONTROL_RELEASE: | |
609 | AddKey(); | |
610 | break; | |
611 | default: | |
825ddb96 LOK |
612 | cec_frame params = m_currentframe; |
613 | params.erase(params.begin(), params.begin() + 2); | |
614 | AddCommand((cec_logical_address) initiator, (cec_logical_address) destination, opCode, ¶ms); | |
abbca718 LOK |
615 | break; |
616 | } | |
617 | } | |
618 | else if (destination == (uint8_t) CECDEVICE_BROADCAST) | |
619 | { | |
620 | if (opCode == CEC_OPCODE_REQUEST_ACTIVE_SOURCE) | |
621 | { | |
622 | BroadcastActiveSource(); | |
623 | } | |
624 | else if (opCode == CEC_OPCODE_SET_STREAM_PATH) | |
625 | { | |
626 | if (m_currentframe.size() >= 4) | |
627 | { | |
628 | int streamaddr = ((int)m_currentframe[2] << 8) | ((int)m_currentframe[3]); | |
629 | CStdString strLog; | |
630 | strLog.Format("%i requests stream path from physical address %04x", initiator, streamaddr); | |
631 | AddLog(CEC_LOG_DEBUG, strLog.c_str()); | |
632 | if (streamaddr == m_physicaladdress) | |
633 | BroadcastActiveSource(); | |
634 | } | |
635 | } | |
c49c485b LOK |
636 | else |
637 | { | |
638 | cec_frame params = m_currentframe; | |
639 | params.erase(params.begin(), params.begin() + 2); | |
640 | AddCommand((cec_logical_address) initiator, (cec_logical_address) destination, opCode, ¶ms); | |
641 | } | |
abbca718 LOK |
642 | } |
643 | else | |
644 | { | |
645 | CStdString strLog; | |
646 | strLog.Format("ignoring frame: destination: %u != %u", destination, (uint16_t)m_iLogicalAddress); | |
647 | AddLog(CEC_LOG_DEBUG, strLog.c_str()); | |
648 | } | |
649 | } | |
650 | ||
abbca718 LOK |
651 | void CCECParser::PushEscaped(cec_frame &vec, uint8_t byte) |
652 | { | |
653 | if (byte >= MSGESC && byte != MSGSTART) | |
654 | { | |
655 | vec.push_back(MSGESC); | |
656 | vec.push_back(byte - ESCOFFSET); | |
657 | } | |
658 | else | |
659 | { | |
660 | vec.push_back(byte); | |
661 | } | |
662 | } | |
663 | ||
664 | void CCECParser::CheckKeypressTimeout(int64_t now) | |
665 | { | |
390b42d6 | 666 | if (m_iCurrentButton != CEC_USER_CONTROL_CODE_UNKNOWN && now - m_buttontime > CEC_BUTTON_TIMEOUT) |
abbca718 LOK |
667 | { |
668 | AddKey(); | |
669 | m_iCurrentButton = CEC_USER_CONTROL_CODE_UNKNOWN; | |
670 | } | |
671 | } | |
672 | ||
6dfe9213 | 673 | bool CCECParser::SetLogicalAddress(cec_logical_address iLogicalAddress) |
abbca718 LOK |
674 | { |
675 | CStdString strLog; | |
6dfe9213 | 676 | strLog.Format("setting logical address to %d", iLogicalAddress); |
abbca718 LOK |
677 | AddLog(CEC_LOG_NOTICE, strLog.c_str()); |
678 | ||
6dfe9213 LOK |
679 | m_iLogicalAddress = iLogicalAddress; |
680 | return SetAckMask(0x1 << (uint8_t)m_iLogicalAddress); | |
681 | } | |
682 | ||
683 | bool CCECParser::SetAckMask(uint16_t iMask) | |
684 | { | |
685 | CStdString strLog; | |
686 | strLog.Format("setting ackmask to %2x", iMask); | |
687 | AddLog(CEC_LOG_DEBUG, strLog.c_str()); | |
688 | ||
abbca718 | 689 | cec_frame output; |
abbca718 | 690 | |
6dfe9213 | 691 | output.push_back(MSGSTART); |
abbca718 | 692 | PushEscaped(output, MSGCODE_SET_ACK_MASK); |
6dfe9213 | 693 | PushEscaped(output, iMask >> 8); |
bcd03b37 | 694 | PushEscaped(output, (uint8_t)iMask); |
abbca718 LOK |
695 | output.push_back(MSGEND); |
696 | ||
3fcd38dc | 697 | if (!m_communication->Write(output)) |
abbca718 | 698 | { |
a8f0bd18 | 699 | AddLog(CEC_LOG_ERROR, "could not set the ackmask"); |
abbca718 LOK |
700 | return false; |
701 | } | |
702 | ||
703 | return true; | |
704 | } | |
705 | ||
706 | void CCECParser::AddLog(cec_log_level level, const string &strMessage) | |
707 | { | |
708 | cec_log_message message; | |
709 | message.level = level; | |
710 | message.message.assign(strMessage.c_str()); | |
711 | m_logBuffer.Push(message); | |
712 | } | |
713 | ||
714 | void CCECParser::AddKey(void) | |
715 | { | |
716 | if (m_iCurrentButton != CEC_USER_CONTROL_CODE_UNKNOWN) | |
717 | { | |
718 | cec_keypress key; | |
719 | key.duration = (unsigned int) (GetTimeMs() - m_buttontime); | |
720 | key.keycode = m_iCurrentButton; | |
721 | m_keyBuffer.Push(key); | |
722 | m_iCurrentButton = CEC_USER_CONTROL_CODE_UNKNOWN; | |
723 | m_buttontime = 0; | |
724 | } | |
725 | } | |
726 | ||
825ddb96 LOK |
727 | void CCECParser::AddCommand(cec_logical_address source, cec_logical_address destination, cec_opcode opcode, cec_frame *parameters) |
728 | { | |
729 | cec_command command; | |
730 | command.source = source; | |
731 | command.destination = destination; | |
732 | command.opcode = opcode; | |
733 | if (parameters) | |
734 | command.parameters = *parameters; | |
c49c485b LOK |
735 | if (m_commandBuffer.Push(command)) |
736 | { | |
737 | CStdString strDebug; | |
738 | strDebug.Format("stored command '%d' in the command buffer. buffer size = %d", opcode, m_commandBuffer.Size()); | |
739 | AddLog(CEC_LOG_DEBUG, strDebug); | |
740 | } | |
741 | else | |
742 | { | |
743 | AddLog(CEC_LOG_WARNING, "command buffer is full"); | |
744 | } | |
825ddb96 LOK |
745 | } |
746 | ||
abbca718 LOK |
747 | int CCECParser::GetMinVersion(void) |
748 | { | |
749 | return CEC_MIN_VERSION; | |
750 | } | |
751 | ||
752 | int CCECParser::GetLibVersion(void) | |
753 | { | |
754 | return CEC_LIB_VERSION; | |
755 | } | |
756 | ||
757 | int CCECParser::FindDevices(std::vector<cec_device> &deviceList, const char *strDevicePath /* = NULL */) | |
758 | { | |
759 | CStdString strDebug; | |
760 | if (strDevicePath) | |
761 | strDebug.Format("trying to autodetect the com port for device path '%s'", strDevicePath); | |
762 | else | |
763 | strDebug.Format("trying to autodetect all CEC adapters"); | |
764 | AddLog(CEC_LOG_DEBUG, strDebug); | |
765 | ||
766 | return CCECDetect::FindDevices(deviceList, strDevicePath); | |
767 | } | |
768 | ||
bcd03b37 | 769 | DECLSPEC void * CECCreate(const char *strDeviceName, CEC::cec_logical_address iLogicalAddress /*= CEC::CECDEVICE_PLAYBACKDEVICE1 */, int iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS */) |
abbca718 | 770 | { |
df7339c6 | 771 | return static_cast< void* > (new CCECParser(strDeviceName, iLogicalAddress, iPhysicalAddress)); |
abbca718 | 772 | } |