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2953961c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
2953961c JH |
3 | * |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include "sigsession.h" | |
22 | ||
dc0867ff | 23 | #include "devicemanager.h" |
119aff65 | 24 | |
1b1ec774 JH |
25 | #include "data/analog.h" |
26 | #include "data/analogsnapshot.h" | |
119aff65 | 27 | #include "data/decoder.h" |
1b1ec774 JH |
28 | #include "data/logic.h" |
29 | #include "data/logicsnapshot.h" | |
82c7f640 | 30 | |
aba1dd16 | 31 | #include "view/analogsignal.h" |
82c7f640 | 32 | #include "view/decodesignal.h" |
8d634081 | 33 | #include "view/logicsignal.h" |
28a4c9c5 | 34 | |
2953961c JH |
35 | #include <assert.h> |
36 | ||
728e5ef7 JH |
37 | #include <sys/stat.h> |
38 | ||
79efbc53 JH |
39 | #include <QDebug> |
40 | ||
28a4c9c5 | 41 | using namespace boost; |
e3f65ace | 42 | using namespace std; |
28a4c9c5 | 43 | |
51e77110 JH |
44 | namespace pv { |
45 | ||
2953961c | 46 | // TODO: This should not be necessary |
04abfae9 | 47 | SigSession* SigSession::_session = NULL; |
2953961c | 48 | |
dc0867ff JH |
49 | SigSession::SigSession(DeviceManager &device_manager) : |
50 | _device_manager(device_manager), | |
d64d1596 | 51 | _sdi(NULL), |
5b7cf66c | 52 | _capture_state(Stopped) |
2953961c JH |
53 | { |
54 | // TODO: This should not be necessary | |
04abfae9 | 55 | _session = this; |
2953961c JH |
56 | } |
57 | ||
58 | SigSession::~SigSession() | |
59 | { | |
5b7cf66c JH |
60 | stop_capture(); |
61 | ||
e042ad64 | 62 | _sampling_thread.join(); |
2e2946fe | 63 | |
0f784939 JH |
64 | if (_sdi) |
65 | _device_manager.release_device(_sdi); | |
66 | _sdi = NULL; | |
67 | ||
2953961c | 68 | // TODO: This should not be necessary |
04abfae9 | 69 | _session = NULL; |
2953961c JH |
70 | } |
71 | ||
dc0867ff JH |
72 | struct sr_dev_inst* SigSession::get_device() const |
73 | { | |
74 | return _sdi; | |
75 | } | |
76 | ||
d64d1596 JH |
77 | void SigSession::set_device(struct sr_dev_inst *sdi) |
78 | { | |
88497156 | 79 | if (_sdi) |
dc0867ff | 80 | _device_manager.release_device(_sdi); |
88497156 | 81 | if (sdi) |
dc0867ff | 82 | _device_manager.use_device(sdi, this); |
d64d1596 | 83 | _sdi = sdi; |
b698553c | 84 | update_signals(sdi); |
d64d1596 JH |
85 | } |
86 | ||
dc0867ff JH |
87 | void SigSession::release_device(struct sr_dev_inst *sdi) |
88 | { | |
89 | (void)sdi; | |
90 | ||
91 | assert(_capture_state == Stopped); | |
92 | _sdi = NULL; | |
b698553c | 93 | update_signals(NULL); |
dc0867ff JH |
94 | } |
95 | ||
f2edb557 JH |
96 | void SigSession::load_file(const string &name, |
97 | function<void (const QString)> error_handler) | |
2953961c | 98 | { |
8a67bd9e | 99 | stop_capture(); |
e8c9f8a5 JH |
100 | |
101 | if (sr_session_load(name.c_str()) == SR_OK) { | |
102 | GSList *devlist = NULL; | |
103 | sr_session_dev_list(&devlist); | |
104 | ||
105 | if (!devlist || !devlist->data || | |
106 | sr_session_start() != SR_OK) { | |
107 | error_handler(tr("Failed to start session.")); | |
108 | return; | |
109 | } | |
110 | ||
deef291c | 111 | sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data; |
e8c9f8a5 JH |
112 | g_slist_free(devlist); |
113 | ||
deef291c JH |
114 | update_signals(sdi); |
115 | read_sample_rate(sdi); | |
116 | ||
e042ad64 | 117 | _sampling_thread = boost::thread( |
e8c9f8a5 | 118 | &SigSession::load_session_thread_proc, this, |
e042ad64 | 119 | error_handler); |
e8c9f8a5 JH |
120 | |
121 | } else { | |
122 | sr_input *in = NULL; | |
123 | ||
124 | if (!(in = load_input_file_format(name.c_str(), | |
125 | error_handler))) | |
126 | return; | |
127 | ||
128 | update_signals(in->sdi); | |
deef291c | 129 | read_sample_rate(in->sdi); |
e8c9f8a5 | 130 | |
e042ad64 | 131 | _sampling_thread = boost::thread( |
e8c9f8a5 | 132 | &SigSession::load_input_thread_proc, this, |
e042ad64 | 133 | name, in, error_handler); |
e8c9f8a5 | 134 | } |
2953961c JH |
135 | } |
136 | ||
5b7cf66c JH |
137 | SigSession::capture_state SigSession::get_capture_state() const |
138 | { | |
949f8050 | 139 | lock_guard<mutex> lock(_sampling_mutex); |
5b7cf66c JH |
140 | return _capture_state; |
141 | } | |
142 | ||
d64d1596 | 143 | void SigSession::start_capture(uint64_t record_length, |
f2edb557 | 144 | function<void (const QString)> error_handler) |
2e2946fe | 145 | { |
5b7cf66c JH |
146 | stop_capture(); |
147 | ||
d64d1596 JH |
148 | // Check that a device instance has been selected. |
149 | if (!_sdi) { | |
150 | qDebug() << "No device selected"; | |
151 | return; | |
152 | } | |
153 | ||
9c48fa57 JH |
154 | // Check that at least one probe is enabled |
155 | const GSList *l; | |
d64d1596 | 156 | for (l = _sdi->probes; l; l = l->next) { |
9c48fa57 JH |
157 | sr_probe *const probe = (sr_probe*)l->data; |
158 | assert(probe); | |
159 | if (probe->enabled) | |
160 | break; | |
161 | } | |
162 | ||
163 | if (!l) { | |
164 | error_handler(tr("No probes enabled.")); | |
165 | return; | |
166 | } | |
167 | ||
168 | // Begin the session | |
e042ad64 | 169 | _sampling_thread = boost::thread( |
d64d1596 | 170 | &SigSession::sample_thread_proc, this, _sdi, |
e042ad64 | 171 | record_length, error_handler); |
2e2946fe JH |
172 | } |
173 | ||
5b7cf66c JH |
174 | void SigSession::stop_capture() |
175 | { | |
333d5bbc | 176 | if (get_capture_state() == Stopped) |
5b7cf66c JH |
177 | return; |
178 | ||
179 | sr_session_stop(); | |
180 | ||
181 | // Check that sampling stopped | |
e042ad64 | 182 | _sampling_thread.join(); |
5b7cf66c JH |
183 | } |
184 | ||
38eeddea | 185 | vector< shared_ptr<view::Signal> > SigSession::get_signals() const |
2e2946fe | 186 | { |
3868e5fa | 187 | lock_guard<mutex> lock(_signals_mutex); |
2e2946fe JH |
188 | return _signals; |
189 | } | |
190 | ||
1b1ec774 | 191 | boost::shared_ptr<data::Logic> SigSession::get_data() |
2e2946fe JH |
192 | { |
193 | return _logic_data; | |
194 | } | |
195 | ||
708c5523 JH |
196 | void SigSession::add_decoder(srd_decoder *const dec, |
197 | std::map<const srd_probe*, | |
67fe5e9c JH |
198 | boost::shared_ptr<view::Signal> > probes, |
199 | GHashTable *options) | |
82c7f640 JH |
200 | { |
201 | { | |
119aff65 | 202 | lock_guard<mutex> lock(_signals_mutex); |
e0fc5810 JH |
203 | |
204 | if (!_decode_traces.empty()) { | |
205 | qDebug("Currently only one decode trace can be added " | |
206 | "at once"); | |
207 | _decode_traces.clear(); | |
208 | } | |
209 | ||
119aff65 | 210 | shared_ptr<data::Decoder> decoder( |
67fe5e9c | 211 | new data::Decoder(dec, probes, options)); |
119aff65 | 212 | shared_ptr<view::DecodeSignal> d( |
06bb4e6a JH |
213 | new view::DecodeSignal(*this, decoder, |
214 | _decode_traces.size())); | |
82c7f640 JH |
215 | _decode_traces.push_back(d); |
216 | } | |
217 | signals_changed(); | |
218 | } | |
219 | ||
38eeddea JH |
220 | vector< shared_ptr<view::DecodeSignal> > SigSession::get_decode_signals() const |
221 | { | |
222 | lock_guard<mutex> lock(_signals_mutex); | |
223 | return _decode_traces; | |
224 | } | |
225 | ||
6ac96c2e JH |
226 | void SigSession::set_capture_state(capture_state state) |
227 | { | |
949f8050 | 228 | lock_guard<mutex> lock(_sampling_mutex); |
2b49eeb0 | 229 | const bool changed = _capture_state != state; |
6ac96c2e | 230 | _capture_state = state; |
2b49eeb0 JH |
231 | if(changed) |
232 | capture_state_changed(state); | |
6ac96c2e JH |
233 | } |
234 | ||
728e5ef7 JH |
235 | /** |
236 | * Attempts to autodetect the format. Failing that | |
237 | * @param filename The filename of the input file. | |
238 | * @return A pointer to the 'struct sr_input_format' that should be used, | |
239 | * or NULL if no input format was selected or auto-detected. | |
240 | */ | |
241 | sr_input_format* SigSession::determine_input_file_format( | |
242 | const string &filename) | |
243 | { | |
244 | int i; | |
245 | ||
246 | /* If there are no input formats, return NULL right away. */ | |
247 | sr_input_format *const *const inputs = sr_input_list(); | |
248 | if (!inputs) { | |
249 | g_critical("No supported input formats available."); | |
250 | return NULL; | |
251 | } | |
252 | ||
253 | /* Otherwise, try to find an input module that can handle this file. */ | |
254 | for (i = 0; inputs[i]; i++) { | |
255 | if (inputs[i]->format_match(filename.c_str())) | |
256 | break; | |
257 | } | |
258 | ||
259 | /* Return NULL if no input module wanted to touch this. */ | |
260 | if (!inputs[i]) { | |
261 | g_critical("Error: no matching input module found."); | |
262 | return NULL; | |
263 | } | |
264 | ||
265 | return inputs[i]; | |
266 | } | |
267 | ||
268 | sr_input* SigSession::load_input_file_format(const string &filename, | |
269 | function<void (const QString)> error_handler, | |
270 | sr_input_format *format) | |
271 | { | |
272 | struct stat st; | |
273 | sr_input *in; | |
274 | ||
275 | if (!format && !(format = | |
276 | determine_input_file_format(filename.c_str()))) { | |
277 | /* The exact cause was already logged. */ | |
278 | return NULL; | |
279 | } | |
280 | ||
281 | if (stat(filename.c_str(), &st) == -1) { | |
282 | error_handler(tr("Failed to load file")); | |
283 | return NULL; | |
284 | } | |
285 | ||
286 | /* Initialize the input module. */ | |
287 | if (!(in = new sr_input)) { | |
288 | qDebug("Failed to allocate input module.\n"); | |
289 | return NULL; | |
290 | } | |
291 | ||
292 | in->format = format; | |
293 | in->param = NULL; | |
294 | if (in->format->init && | |
295 | in->format->init(in, filename.c_str()) != SR_OK) { | |
296 | qDebug("Input format init failed.\n"); | |
297 | return NULL; | |
298 | } | |
299 | ||
300 | sr_session_new(); | |
301 | ||
302 | if (sr_session_dev_add(in->sdi) != SR_OK) { | |
303 | qDebug("Failed to use device.\n"); | |
304 | sr_session_destroy(); | |
305 | return NULL; | |
306 | } | |
307 | ||
308 | return in; | |
309 | } | |
310 | ||
b698553c | 311 | void SigSession::update_signals(const sr_dev_inst *const sdi) |
b087ba7f JH |
312 | { |
313 | assert(_capture_state == Stopped); | |
314 | ||
315 | shared_ptr<view::Signal> signal; | |
316 | unsigned int logic_probe_count = 0; | |
317 | unsigned int analog_probe_count = 0; | |
318 | ||
82c7f640 JH |
319 | // Clear the decode traces |
320 | _decode_traces.clear(); | |
321 | ||
b087ba7f | 322 | // Detect what data types we will receive |
b698553c JH |
323 | if(sdi) { |
324 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
b087ba7f JH |
325 | const sr_probe *const probe = (const sr_probe *)l->data; |
326 | if (!probe->enabled) | |
327 | continue; | |
328 | ||
329 | switch(probe->type) { | |
330 | case SR_PROBE_LOGIC: | |
331 | logic_probe_count++; | |
332 | break; | |
333 | ||
334 | case SR_PROBE_ANALOG: | |
335 | analog_probe_count++; | |
336 | break; | |
337 | } | |
338 | } | |
339 | } | |
340 | ||
341 | // Create data containers for the data snapshots | |
342 | { | |
343 | lock_guard<mutex> data_lock(_data_mutex); | |
344 | ||
345 | _logic_data.reset(); | |
346 | if (logic_probe_count != 0) { | |
347 | _logic_data.reset(new data::Logic( | |
348 | logic_probe_count)); | |
349 | assert(_logic_data); | |
350 | } | |
351 | ||
352 | _analog_data.reset(); | |
353 | if (analog_probe_count != 0) { | |
354 | _analog_data.reset(new data::Analog()); | |
355 | assert(_analog_data); | |
356 | } | |
357 | } | |
358 | ||
359 | // Make the Signals list | |
360 | { | |
361 | lock_guard<mutex> lock(_signals_mutex); | |
362 | ||
363 | _signals.clear(); | |
364 | ||
b698553c JH |
365 | if(sdi) { |
366 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
b087ba7f JH |
367 | const sr_probe *const probe = |
368 | (const sr_probe *)l->data; | |
369 | assert(probe); | |
b087ba7f JH |
370 | |
371 | switch(probe->type) { | |
372 | case SR_PROBE_LOGIC: | |
373 | signal = shared_ptr<view::Signal>( | |
c0f86852 | 374 | new view::LogicSignal(*this, probe, |
cec48d16 | 375 | _logic_data)); |
b087ba7f JH |
376 | break; |
377 | ||
378 | case SR_PROBE_ANALOG: | |
379 | signal = shared_ptr<view::Signal>( | |
c0f86852 | 380 | new view::AnalogSignal(*this, probe, |
cec48d16 | 381 | _analog_data)); |
b087ba7f JH |
382 | break; |
383 | } | |
384 | ||
385 | _signals.push_back(signal); | |
386 | } | |
387 | } | |
388 | } | |
389 | ||
390 | signals_changed(); | |
391 | } | |
392 | ||
2b49eeb0 JH |
393 | bool SigSession::is_trigger_enabled() const |
394 | { | |
395 | assert(_sdi); | |
396 | for (const GSList *l = _sdi->probes; l; l = l->next) { | |
397 | const sr_probe *const p = (const sr_probe *)l->data; | |
398 | assert(p); | |
399 | if (p->trigger && p->trigger[0] != '\0') | |
400 | return true; | |
401 | } | |
402 | ||
403 | return false; | |
404 | } | |
405 | ||
deef291c JH |
406 | void SigSession::read_sample_rate(const sr_dev_inst *const sdi) |
407 | { | |
408 | GVariant *gvar; | |
409 | uint64_t sample_rate = 0; | |
410 | ||
411 | // Read out the sample rate | |
412 | if(sdi->driver) | |
413 | { | |
414 | const int ret = sr_config_get(sdi->driver, | |
415 | SR_CONF_SAMPLERATE, &gvar, sdi); | |
416 | if (ret != SR_OK) { | |
417 | qDebug("Failed to get samplerate\n"); | |
418 | return; | |
419 | } | |
420 | ||
421 | sample_rate = g_variant_get_uint64(gvar); | |
422 | g_variant_unref(gvar); | |
423 | } | |
424 | ||
425 | if(_analog_data) | |
426 | _analog_data->set_samplerate(sample_rate); | |
427 | if(_logic_data) | |
428 | _logic_data->set_samplerate(sample_rate); | |
429 | } | |
430 | ||
e8c9f8a5 | 431 | void SigSession::load_session_thread_proc( |
f2edb557 | 432 | function<void (const QString)> error_handler) |
8a67bd9e | 433 | { |
e8c9f8a5 | 434 | (void)error_handler; |
728e5ef7 | 435 | |
e8c9f8a5 JH |
436 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
437 | ||
438 | set_capture_state(Running); | |
439 | ||
440 | sr_session_run(); | |
441 | ||
442 | sr_session_destroy(); | |
443 | set_capture_state(Stopped); | |
444 | ||
445 | // Confirm that SR_DF_END was received | |
446 | assert(!_cur_logic_snapshot); | |
447 | assert(!_cur_analog_snapshot); | |
448 | } | |
449 | ||
450 | void SigSession::load_input_thread_proc(const string name, | |
451 | sr_input *in, function<void (const QString)> error_handler) | |
452 | { | |
453 | (void)error_handler; | |
454 | ||
455 | assert(in); | |
456 | assert(in->format); | |
8a67bd9e | 457 | |
5045f16d | 458 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
8a67bd9e | 459 | |
8a67bd9e JH |
460 | set_capture_state(Running); |
461 | ||
e8c9f8a5 | 462 | in->format->loadfile(in, name.c_str()); |
8a67bd9e | 463 | |
728e5ef7 | 464 | sr_session_destroy(); |
8a67bd9e | 465 | set_capture_state(Stopped); |
1a2fe44c JH |
466 | |
467 | // Confirm that SR_DF_END was received | |
468 | assert(!_cur_logic_snapshot); | |
469 | assert(!_cur_analog_snapshot); | |
728e5ef7 JH |
470 | |
471 | delete in; | |
8a67bd9e JH |
472 | } |
473 | ||
2e2946fe | 474 | void SigSession::sample_thread_proc(struct sr_dev_inst *sdi, |
f2edb557 JH |
475 | uint64_t record_length, |
476 | function<void (const QString)> error_handler) | |
274d4f13 | 477 | { |
be73bdfa | 478 | assert(sdi); |
f2edb557 | 479 | assert(error_handler); |
be73bdfa | 480 | |
274d4f13 | 481 | sr_session_new(); |
5045f16d | 482 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
274d4f13 JH |
483 | |
484 | if (sr_session_dev_add(sdi) != SR_OK) { | |
f2edb557 | 485 | error_handler(tr("Failed to use device.")); |
274d4f13 JH |
486 | sr_session_destroy(); |
487 | return; | |
488 | } | |
489 | ||
be73bdfa JH |
490 | // Set the sample limit |
491 | if (sr_config_set(sdi, SR_CONF_LIMIT_SAMPLES, | |
8eb9d311 | 492 | g_variant_new_uint64(record_length)) != SR_OK) { |
f2edb557 JH |
493 | error_handler(tr("Failed to configure " |
494 | "time-based sample limit.")); | |
274d4f13 JH |
495 | sr_session_destroy(); |
496 | return; | |
497 | } | |
498 | ||
eec446e1 | 499 | if (sr_session_start() != SR_OK) { |
f2edb557 | 500 | error_handler(tr("Failed to start session.")); |
eec446e1 JH |
501 | return; |
502 | } | |
503 | ||
2b49eeb0 | 504 | set_capture_state(is_trigger_enabled() ? AwaitingTrigger : Running); |
eec446e1 JH |
505 | |
506 | sr_session_run(); | |
507 | sr_session_destroy(); | |
508 | ||
509 | set_capture_state(Stopped); | |
1a2fe44c JH |
510 | |
511 | // Confirm that SR_DF_END was received | |
512 | assert(!_cur_logic_snapshot); | |
513 | assert(!_cur_analog_snapshot); | |
eec446e1 JH |
514 | } |
515 | ||
516 | void SigSession::feed_in_header(const sr_dev_inst *sdi) | |
517 | { | |
deef291c | 518 | read_sample_rate(sdi); |
be73bdfa JH |
519 | } |
520 | ||
521 | void SigSession::feed_in_meta(const sr_dev_inst *sdi, | |
522 | const sr_datafeed_meta &meta) | |
523 | { | |
94fe58ef UH |
524 | (void)sdi; |
525 | ||
be73bdfa JH |
526 | for (const GSList *l = meta.config; l; l = l->next) { |
527 | const sr_config *const src = (const sr_config*)l->data; | |
528 | switch (src->key) { | |
529 | case SR_CONF_SAMPLERATE: | |
530 | /// @todo handle samplerate changes | |
531 | /// samplerate = (uint64_t *)src->value; | |
532 | break; | |
533 | default: | |
534 | // Unknown metadata is not an error. | |
535 | break; | |
536 | } | |
aba1dd16 | 537 | } |
74043039 JH |
538 | |
539 | signals_changed(); | |
aba1dd16 JH |
540 | } |
541 | ||
9c112671 JH |
542 | void SigSession::feed_in_logic(const sr_datafeed_logic &logic) |
543 | { | |
544 | lock_guard<mutex> lock(_data_mutex); | |
79efbc53 JH |
545 | |
546 | if (!_logic_data) | |
9c112671 | 547 | { |
79efbc53 JH |
548 | qDebug() << "Unexpected logic packet"; |
549 | return; | |
550 | } | |
be73bdfa | 551 | |
79efbc53 JH |
552 | if (!_cur_logic_snapshot) |
553 | { | |
2b49eeb0 JH |
554 | set_capture_state(Running); |
555 | ||
9c112671 | 556 | // Create a new data snapshot |
1b1ec774 JH |
557 | _cur_logic_snapshot = shared_ptr<data::LogicSnapshot>( |
558 | new data::LogicSnapshot(logic)); | |
9c112671 JH |
559 | _logic_data->push_snapshot(_cur_logic_snapshot); |
560 | } | |
561 | else | |
562 | { | |
563 | // Append to the existing data snapshot | |
564 | _cur_logic_snapshot->append_payload(logic); | |
565 | } | |
566 | ||
567 | data_updated(); | |
568 | } | |
569 | ||
aba1dd16 JH |
570 | void SigSession::feed_in_analog(const sr_datafeed_analog &analog) |
571 | { | |
572 | lock_guard<mutex> lock(_data_mutex); | |
79efbc53 JH |
573 | |
574 | if(!_analog_data) | |
aba1dd16 | 575 | { |
79efbc53 JH |
576 | qDebug() << "Unexpected analog packet"; |
577 | return; // This analog packet was not expected. | |
578 | } | |
be73bdfa | 579 | |
79efbc53 JH |
580 | if (!_cur_analog_snapshot) |
581 | { | |
2b49eeb0 JH |
582 | set_capture_state(Running); |
583 | ||
aba1dd16 | 584 | // Create a new data snapshot |
1b1ec774 JH |
585 | _cur_analog_snapshot = shared_ptr<data::AnalogSnapshot>( |
586 | new data::AnalogSnapshot(analog)); | |
aba1dd16 JH |
587 | _analog_data->push_snapshot(_cur_analog_snapshot); |
588 | } | |
589 | else | |
590 | { | |
591 | // Append to the existing data snapshot | |
592 | _cur_analog_snapshot->append_payload(analog); | |
593 | } | |
594 | ||
595 | data_updated(); | |
596 | } | |
9c112671 | 597 | |
b0e1d01d JH |
598 | void SigSession::data_feed_in(const struct sr_dev_inst *sdi, |
599 | const struct sr_datafeed_packet *packet) | |
600 | { | |
601 | assert(sdi); | |
602 | assert(packet); | |
603 | ||
604 | switch (packet->type) { | |
605 | case SR_DF_HEADER: | |
eec446e1 | 606 | feed_in_header(sdi); |
b0e1d01d JH |
607 | break; |
608 | ||
be73bdfa | 609 | case SR_DF_META: |
aba1dd16 | 610 | assert(packet->payload); |
be73bdfa JH |
611 | feed_in_meta(sdi, |
612 | *(const sr_datafeed_meta*)packet->payload); | |
aba1dd16 JH |
613 | break; |
614 | ||
2e2946fe | 615 | case SR_DF_LOGIC: |
28a4c9c5 | 616 | assert(packet->payload); |
9c112671 | 617 | feed_in_logic(*(const sr_datafeed_logic*)packet->payload); |
2953961c JH |
618 | break; |
619 | ||
aba1dd16 JH |
620 | case SR_DF_ANALOG: |
621 | assert(packet->payload); | |
622 | feed_in_analog(*(const sr_datafeed_analog*)packet->payload); | |
623 | break; | |
624 | ||
2953961c | 625 | case SR_DF_END: |
2e2946fe JH |
626 | { |
627 | { | |
628 | lock_guard<mutex> lock(_data_mutex); | |
629 | _cur_logic_snapshot.reset(); | |
aba1dd16 | 630 | _cur_analog_snapshot.reset(); |
2e2946fe | 631 | } |
04abfae9 | 632 | data_updated(); |
2953961c JH |
633 | break; |
634 | } | |
2e2946fe | 635 | } |
2953961c JH |
636 | } |
637 | ||
04abfae9 | 638 | void SigSession::data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 639 | const struct sr_datafeed_packet *packet, void *cb_data) |
2953961c | 640 | { |
5045f16d | 641 | (void) cb_data; |
04abfae9 JH |
642 | assert(_session); |
643 | _session->data_feed_in(sdi, packet); | |
2953961c | 644 | } |
51e77110 JH |
645 | |
646 | } // namespace pv |