1 /*
2 * This file is part of the libsigrok project.
3 *
4 * Copyright (C) 2013-2014 Martin Ling <martin-sigrok@earth.li>
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 3 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, see <http://www.gnu.org/licenses/>.
18 */
19
20 /* Needed for isascii(), as used in the GNU libstdc++ headers */
21 /* Needed in strutil.c for POSIX.1-2008 locale functions */
22 #ifndef _XOPEN_SOURCE___
23 #define _XOPEN_SOURCE___ 700
24 #endif
25
26 #include <config.h>
27 #include <libsigrokcxx/libsigrokcxx.hpp>
28
29 #include <sstream>
30 #include <cmath>
31
32 namespace sigrok
33 {
34
35 using namespace std;
36
37 /** Helper function to translate C errors to C++ exceptions. */
check(int result)38 static void check(int result)
39 {
40 if (result != SR_OK)
41 throw Error(result);
42 }
43
44 /** Helper function to obtain valid strings from possibly null input. */
valid_string(const char * input)45 static inline const char *valid_string(const char *input)
46 {
47 return (input) ? input : "";
48 }
49
50 /** Helper function to convert between map<string, VariantBase> and GHashTable */
map_to_hash_variant(const map<string,Glib::VariantBase> & input)51 static GHashTable *map_to_hash_variant(const map<string, Glib::VariantBase> &input)
52 {
53 auto *const output = g_hash_table_new_full(g_str_hash, g_str_equal, g_free,
54 reinterpret_cast<GDestroyNotify>(&g_variant_unref));
55 for (const auto &entry : input)
56 g_hash_table_insert(output,
57 g_strdup(entry.first.c_str()),
58 entry.second.gobj_copy());
59 return output;
60 }
61
Error(int result)62 Error::Error(int result) : result(result)
63 {
64 }
65
what() const66 const char *Error::what() const noexcept
67 {
68 return sr_strerror(result);
69 }
70
~Error()71 Error::~Error() noexcept
72 {
73 }
74
~ResourceReader()75 ResourceReader::~ResourceReader()
76 {
77 }
78
open_callback(struct sr_resource * res,const char * name,void * cb_data)79 SR_PRIV int ResourceReader::open_callback(struct sr_resource *res,
80 const char *name, void *cb_data) noexcept
81 {
82 try {
83 auto *const reader = static_cast<ResourceReader*>(cb_data);
84 reader->open(res, name);
85 } catch (const Error &err) {
86 return err.result;
87 } catch (...) {
88 return SR_ERR;
89 }
90 return SR_OK;
91 }
92
close_callback(struct sr_resource * res,void * cb_data)93 SR_PRIV int ResourceReader::close_callback(struct sr_resource *res,
94 void *cb_data) noexcept
95 {
96 try {
97 auto *const reader = static_cast<ResourceReader*>(cb_data);
98 reader->close(res);
99 } catch (const Error &err) {
100 return err.result;
101 } catch (...) {
102 return SR_ERR;
103 }
104 return SR_OK;
105 }
106
read_callback(const struct sr_resource * res,void * buf,size_t count,void * cb_data)107 SR_PRIV gssize ResourceReader::read_callback(const struct sr_resource *res,
108 void *buf, size_t count, void *cb_data) noexcept
109 {
110 try {
111 auto *const reader = static_cast<ResourceReader*>(cb_data);
112 return reader->read(res, buf, count);
113 } catch (const Error &err) {
114 return err.result;
115 } catch (...) {
116 return SR_ERR;
117 }
118 }
119
create()120 shared_ptr<Context> Context::create()
121 {
122 return shared_ptr<Context>{new Context{}, default_delete<Context>{}};
123 }
124
Context()125 Context::Context() :
126 _structure(nullptr),
127 _session(nullptr)
128 {
129 check(sr_init(&_structure));
130
131 if (struct sr_dev_driver **driver_list = sr_driver_list(_structure))
132 for (int i = 0; driver_list[i]; i++) {
133 unique_ptr<Driver> driver {new Driver{driver_list[i]}};
134 _drivers.emplace(driver->name(), move(driver));
135 }
136
137 if (const struct sr_input_module **input_list = sr_input_list())
138 for (int i = 0; input_list[i]; i++) {
139 unique_ptr<InputFormat> input {new InputFormat{input_list[i]}};
140 _input_formats.emplace(input->name(), move(input));
141 }
142
143 if (const struct sr_output_module **output_list = sr_output_list())
144 for (int i = 0; output_list[i]; i++) {
145 unique_ptr<OutputFormat> output {new OutputFormat{output_list[i]}};
146 _output_formats.emplace(output->name(), move(output));
147 }
148 }
149
package_version()150 string Context::package_version()
151 {
152 return sr_package_version_string_get();
153 }
154
lib_version()155 string Context::lib_version()
156 {
157 return sr_lib_version_string_get();
158 }
159
drivers()160 map<string, shared_ptr<Driver>> Context::drivers()
161 {
162 map<string, shared_ptr<Driver>> result;
163 for (const auto &entry: _drivers) {
164 const auto &name = entry.first;
165 const auto &driver = entry.second;
166 result.emplace(name, driver->share_owned_by(shared_from_this()));
167 }
168 return result;
169 }
170
input_formats()171 map<string, shared_ptr<InputFormat>> Context::input_formats()
172 {
173 map<string, shared_ptr<InputFormat>> result;
174 for (const auto &entry: _input_formats) {
175 const auto &name = entry.first;
176 const auto &input_format = entry.second;
177 result.emplace(name, input_format->share_owned_by(shared_from_this()));
178 }
179 return result;
180 }
181
input_format_match(string filename)182 shared_ptr<InputFormat> Context::input_format_match(string filename)
183 {
184 const struct sr_input *input;
185 const struct sr_input_module *imod;
186 int rc;
187
188 /*
189 * Have the input module looked up for the specified file.
190 * Failed lookup (or "successful lookup" with an empty result)
191 * are non-fatal. Free the sr_input that was created by the
192 * lookup routine, but grab the input module kind and return an
193 * InputFormat instance to the application. This works because
194 * the application passes a filename, no input data got buffered
195 * in the sr_input that we release.
196 */
197 input = NULL;
198 rc = sr_input_scan_file(filename.c_str(), &input);
199 if (rc != SR_OK)
200 return nullptr;
201 if (!input)
202 return nullptr;
203 imod = sr_input_module_get(input);
204 sr_input_free(input);
205 return shared_ptr<InputFormat>{new InputFormat{imod}, default_delete<InputFormat>{}};
206 }
207
output_formats()208 map<string, shared_ptr<OutputFormat>> Context::output_formats()
209 {
210 map<string, shared_ptr<OutputFormat>> result;
211 for (const auto &entry: _output_formats) {
212 const auto &name = entry.first;
213 const auto &output_format = entry.second;
214 result.emplace(name, output_format->share_owned_by(shared_from_this()));
215 }
216 return result;
217 }
218
~Context()219 Context::~Context()
220 {
221 check(sr_exit(_structure));
222 }
223
log_level() const224 const LogLevel *Context::log_level() const
225 {
226 return LogLevel::get(sr_log_loglevel_get());
227 }
228
set_log_level(const LogLevel * level)229 void Context::set_log_level(const LogLevel *level)
230 {
231 check(sr_log_loglevel_set(level->id()));
232 }
233
call_log_callback(void * cb_data,int loglevel,const char * format,va_list args)234 static int call_log_callback(void *cb_data, int loglevel,
235 const char *format, va_list args) noexcept
236 {
237 const unique_ptr<char, decltype(&g_free)>
238 message {g_strdup_vprintf(format, args), &g_free};
239
240 auto *const callback = static_cast<LogCallbackFunction *>(cb_data);
241
242 try {
243 (*callback)(LogLevel::get(loglevel), message.get());
244 } catch (Error &e) {
245 return e.result;
246 }
247
248 return SR_OK;
249 }
250
set_log_callback(LogCallbackFunction callback)251 void Context::set_log_callback(LogCallbackFunction callback)
252 {
253 _log_callback = move(callback);
254 check(sr_log_callback_set(call_log_callback, &_log_callback));
255 }
256
set_log_callback_default()257 void Context::set_log_callback_default()
258 {
259 check(sr_log_callback_set_default());
260 _log_callback = nullptr;
261 }
262
set_resource_reader(ResourceReader * reader)263 void Context::set_resource_reader(ResourceReader *reader)
264 {
265 if (reader) {
266 check(sr_resource_set_hooks(_structure,
267 &ResourceReader::open_callback,
268 &ResourceReader::close_callback,
269 &ResourceReader::read_callback, reader));
270 } else {
271 check(sr_resource_set_hooks(_structure,
272 nullptr, nullptr, nullptr, nullptr));
273 }
274 }
275
create_session()276 shared_ptr<Session> Context::create_session()
277 {
278 return shared_ptr<Session>{new Session{shared_from_this()},
279 default_delete<Session>{}};
280 }
281
create_user_device(string vendor,string model,string version)282 shared_ptr<UserDevice> Context::create_user_device(
283 string vendor, string model, string version)
284 {
285 return shared_ptr<UserDevice>{
286 new UserDevice{move(vendor), move(model), move(version)},
287 default_delete<UserDevice>{}};
288 }
289
create_header_packet(Glib::TimeVal start_time)290 shared_ptr<Packet> Context::create_header_packet(Glib::TimeVal start_time)
291 {
292 auto header = g_new(struct sr_datafeed_header, 1);
293 header->feed_version = 1;
294 header->starttime.tv_sec = start_time.tv_sec;
295 header->starttime.tv_usec = start_time.tv_usec;
296 auto packet = g_new(struct sr_datafeed_packet, 1);
297 packet->type = SR_DF_HEADER;
298 packet->payload = header;
299 return shared_ptr<Packet>{new Packet{nullptr, packet},
300 default_delete<Packet>{}};
301 }
302
create_meta_packet(map<const ConfigKey *,Glib::VariantBase> config)303 shared_ptr<Packet> Context::create_meta_packet(
304 map<const ConfigKey *, Glib::VariantBase> config)
305 {
306 auto meta = g_new0(struct sr_datafeed_meta, 1);
307 for (const auto &input : config) {
308 const auto &key = input.first;
309 const auto &value = input.second;
310 auto *const output = g_new(struct sr_config, 1);
311 output->key = key->id();
312 output->data = value.gobj_copy();
313 meta->config = g_slist_append(meta->config, output);
314 }
315 auto packet = g_new(struct sr_datafeed_packet, 1);
316 packet->type = SR_DF_META;
317 packet->payload = meta;
318 return shared_ptr<Packet>{new Packet{nullptr, packet},
319 default_delete<Packet>{}};
320 }
321
create_logic_packet(void * data_pointer,size_t data_length,unsigned int unit_size)322 shared_ptr<Packet> Context::create_logic_packet(
323 void *data_pointer, size_t data_length, unsigned int unit_size)
324 {
325 auto logic = g_new(struct sr_datafeed_logic, 1);
326 logic->length = data_length;
327 logic->unitsize = unit_size;
328 logic->data = data_pointer;
329 auto packet = g_new(struct sr_datafeed_packet, 1);
330 packet->type = SR_DF_LOGIC;
331 packet->payload = logic;
332 return shared_ptr<Packet>{new Packet{nullptr, packet}, default_delete<Packet>{}};
333 }
334
create_analog_packet(vector<shared_ptr<Channel>> channels,float * data_pointer,unsigned int num_samples,const Quantity * mq,const Unit * unit,vector<const QuantityFlag * > mqflags)335 shared_ptr<Packet> Context::create_analog_packet(
336 vector<shared_ptr<Channel> > channels,
337 float *data_pointer, unsigned int num_samples, const Quantity *mq,
338 const Unit *unit, vector<const QuantityFlag *> mqflags)
339 {
340 auto analog = g_new0(struct sr_datafeed_analog, 1);
341 auto meaning = g_new0(struct sr_analog_meaning, 1);
342 auto encoding = g_new0(struct sr_analog_encoding, 1);
343 auto spec = g_new0(struct sr_analog_spec, 1);
344
345 analog->meaning = meaning;
346
347 for (const auto &channel : channels)
348 meaning->channels = g_slist_append(meaning->channels, channel->_structure);
349 meaning->mq = static_cast<sr_mq>(mq->id());
350 meaning->unit = static_cast<sr_unit>(unit->id());
351 meaning->mqflags = static_cast<sr_mqflag>(QuantityFlag::mask_from_flags(move(mqflags)));
352
353 analog->encoding = encoding;
354
355 encoding->unitsize = sizeof(float);
356 encoding->is_signed = TRUE;
357 encoding->is_float = TRUE;
358 #ifdef WORDS_BIGENDIAN
359 encoding->is_bigendian = TRUE;
360 #else
361 encoding->is_bigendian = FALSE;
362 #endif
363 encoding->digits = 0;
364 encoding->is_digits_decimal = FALSE;
365 encoding->scale.p = 1;
366 encoding->scale.q = 1;
367 encoding->offset.p = 0;
368 encoding->offset.q = 1;
369
370 analog->spec = spec;
371
372 spec->spec_digits = 0;
373
374 analog->num_samples = num_samples;
375 analog->data = data_pointer;
376 auto packet = g_new(struct sr_datafeed_packet, 1);
377 packet->type = SR_DF_ANALOG;
378 packet->payload = analog;
379 return shared_ptr<Packet>{new Packet{nullptr, packet}, default_delete<Packet>{}};
380 }
381
create_end_packet()382 shared_ptr<Packet> Context::create_end_packet()
383 {
384 auto packet = g_new(struct sr_datafeed_packet, 1);
385 packet->type = SR_DF_END;
386 return shared_ptr<Packet>{new Packet{nullptr, packet},
387 default_delete<Packet>{}};
388 }
389
load_session(string filename)390 shared_ptr<Session> Context::load_session(string filename)
391 {
392 return shared_ptr<Session>{
393 new Session{shared_from_this(), move(filename)},
394 default_delete<Session>{}};
395 }
396
create_trigger(string name)397 shared_ptr<Trigger> Context::create_trigger(string name)
398 {
399 return shared_ptr<Trigger>{
400 new Trigger{shared_from_this(), move(name)},
401 default_delete<Trigger>{}};
402 }
403
open_file(string filename)404 shared_ptr<Input> Context::open_file(string filename)
405 {
406 const struct sr_input *input;
407
408 check(sr_input_scan_file(filename.c_str(), &input));
409 return shared_ptr<Input>{
410 new Input{shared_from_this(), input},
411 default_delete<Input>{}};
412 }
413
open_stream(string header)414 shared_ptr<Input> Context::open_stream(string header)
415 {
416 const struct sr_input *input;
417
418 auto gstr = g_string_new(header.c_str());
419 auto ret = sr_input_scan_buffer(gstr, &input);
420 g_string_free(gstr, true);
421 check(ret);
422 return shared_ptr<Input>{
423 new Input{shared_from_this(), input},
424 default_delete<Input>{}};
425 }
426
serials(shared_ptr<Driver> driver) const427 map<string, string> Context::serials(shared_ptr<Driver> driver) const
428 {
429 GSList *serial_list = sr_serial_list(driver ? driver->_structure : nullptr);
430 map<string, string> serials;
431
432 for (GSList *serial = serial_list; serial; serial = serial->next) {
433 auto *const port = static_cast<sr_serial_port *>(serial->data);
434 serials[string(port->name)] = string(port->description);
435 }
436
437 g_slist_free_full(serial_list,
438 reinterpret_cast<GDestroyNotify>(&sr_serial_free));
439 return serials;
440 }
441
Driver(struct sr_dev_driver * structure)442 Driver::Driver(struct sr_dev_driver *structure) :
443 Configurable(structure, nullptr, nullptr),
444 _structure(structure),
445 _initialized(false)
446 {
447 }
448
~Driver()449 Driver::~Driver()
450 {
451 }
452
name() const453 string Driver::name() const
454 {
455 return valid_string(_structure->name);
456 }
457
long_name() const458 string Driver::long_name() const
459 {
460 return valid_string(_structure->longname);
461 }
462
scan_options() const463 set<const ConfigKey *> Driver::scan_options() const
464 {
465 GArray *opts = sr_driver_scan_options_list(_structure);
466 set<const ConfigKey *> result;
467 if (opts) {
468 for (guint i = 0; i < opts->len; i++)
469 result.insert(ConfigKey::get(g_array_index(opts, uint32_t, i)));
470 g_array_free(opts, TRUE);
471 }
472 return result;
473 }
474
scan(map<const ConfigKey *,Glib::VariantBase> options)475 vector<shared_ptr<HardwareDevice>> Driver::scan(
476 map<const ConfigKey *, Glib::VariantBase> options)
477 {
478 /* Initialise the driver if not yet done. */
479 if (!_initialized) {
480 check(sr_driver_init(_parent->_structure, _structure));
481 _initialized = true;
482 }
483
484 /* Translate scan options to GSList of struct sr_config pointers. */
485 GSList *option_list = nullptr;
486 for (const auto &entry : options) {
487 const auto &key = entry.first;
488 const auto &value = entry.second;
489 auto *const config = g_new(struct sr_config, 1);
490 config->key = key->id();
491 config->data = const_cast<GVariant*>(value.gobj());
492 option_list = g_slist_append(option_list, config);
493 }
494
495 /* Run scan. */
496 GSList *device_list = sr_driver_scan(_structure, option_list);
497
498 /* Free option list. */
499 g_slist_free_full(option_list, g_free);
500
501
502 /* Create device objects. */
503 vector<shared_ptr<HardwareDevice>> result;
504 for (GSList *device = device_list; device; device = device->next) {
505 auto *const sdi = static_cast<struct sr_dev_inst *>(device->data);
506 shared_ptr<HardwareDevice> hwdev {
507 new HardwareDevice{shared_from_this(), sdi},
508 default_delete<HardwareDevice>{}};
509 result.push_back(move(hwdev));
510 }
511
512 /* Free GSList returned from scan. */
513 g_slist_free(device_list);
514
515 return result;
516 }
517
Configurable(struct sr_dev_driver * driver,struct sr_dev_inst * sdi,struct sr_channel_group * cg)518 Configurable::Configurable(
519 struct sr_dev_driver *driver,
520 struct sr_dev_inst *sdi,
521 struct sr_channel_group *cg) :
522 config_driver(driver),
523 config_sdi(sdi),
524 config_channel_group(cg)
525 {
526 }
527
~Configurable()528 Configurable::~Configurable()
529 {
530 }
531
config_keys() const532 set<const ConfigKey *> Configurable::config_keys() const
533 {
534 GArray *opts;
535 set<const ConfigKey *> result;
536
537 opts = sr_dev_options(config_driver, config_sdi, config_channel_group);
538
539 if (opts) {
540 for (guint i = 0; i < opts->len; i++)
541 result.insert(ConfigKey::get(g_array_index(opts, uint32_t, i)));
542 g_array_free(opts, TRUE);
543 }
544
545 return result;
546 }
547
config_get(const ConfigKey * key) const548 Glib::VariantBase Configurable::config_get(const ConfigKey *key) const
549 {
550 GVariant *data;
551 check(sr_config_get(
552 config_driver, config_sdi, config_channel_group,
553 key->id(), &data));
554 return Glib::VariantBase(data);
555 }
556
config_set(const ConfigKey * key,const Glib::VariantBase & value)557 void Configurable::config_set(const ConfigKey *key, const Glib::VariantBase &value)
558 {
559 check(sr_config_set(
560 config_sdi, config_channel_group,
561 key->id(), const_cast<GVariant*>(value.gobj())));
562 }
563
config_capabilities(const ConfigKey * key) const564 set<const Capability *> Configurable::config_capabilities(const ConfigKey *key) const
565 {
566 int caps = sr_dev_config_capabilities_list(config_sdi,
567 config_channel_group, key->id());
568
569 set<const Capability *> result;
570
571 for (auto cap: Capability::values())
572 if (caps & cap->id())
573 result.insert(cap);
574
575 return result;
576 }
577
config_check(const ConfigKey * key,const Capability * capability) const578 bool Configurable::config_check(const ConfigKey *key,
579 const Capability *capability) const
580 {
581 int caps = sr_dev_config_capabilities_list(config_sdi,
582 config_channel_group, key->id());
583
584 return (caps & capability->id());
585 }
586
config_list(const ConfigKey * key) const587 Glib::VariantContainerBase Configurable::config_list(const ConfigKey *key) const
588 {
589 GVariant *data;
590 check(sr_config_list(
591 config_driver, config_sdi, config_channel_group,
592 key->id(), &data));
593 return Glib::VariantContainerBase(data);
594 }
595
Device(struct sr_dev_inst * structure)596 Device::Device(struct sr_dev_inst *structure) :
597 Configurable(sr_dev_inst_driver_get(structure), structure, nullptr),
598 _structure(structure)
599 {
600 for (GSList *entry = sr_dev_inst_channels_get(structure); entry; entry = entry->next) {
601 auto *const ch = static_cast<struct sr_channel *>(entry->data);
602 unique_ptr<Channel> channel {new Channel{ch}};
603 _channels.emplace(ch, move(channel));
604 }
605
606 for (GSList *entry = sr_dev_inst_channel_groups_get(structure); entry; entry = entry->next) {
607 auto *const cg = static_cast<struct sr_channel_group *>(entry->data);
608 unique_ptr<ChannelGroup> group {new ChannelGroup{this, cg}};
609 _channel_groups.emplace(group->name(), move(group));
610 }
611 }
612
~Device()613 Device::~Device()
614 {
615 }
616
vendor() const617 string Device::vendor() const
618 {
619 return valid_string(sr_dev_inst_vendor_get(_structure));
620 }
621
model() const622 string Device::model() const
623 {
624 return valid_string(sr_dev_inst_model_get(_structure));
625 }
626
version() const627 string Device::version() const
628 {
629 return valid_string(sr_dev_inst_version_get(_structure));
630 }
631
serial_number() const632 string Device::serial_number() const
633 {
634 return valid_string(sr_dev_inst_sernum_get(_structure));
635 }
636
connection_id() const637 string Device::connection_id() const
638 {
639 return valid_string(sr_dev_inst_connid_get(_structure));
640 }
641
channels()642 vector<shared_ptr<Channel>> Device::channels()
643 {
644 vector<shared_ptr<Channel>> result;
645 for (auto channel = sr_dev_inst_channels_get(_structure); channel; channel = channel->next) {
646 auto *const ch = static_cast<struct sr_channel *>(channel->data);
647 result.push_back(_channels[ch]->share_owned_by(get_shared_from_this()));
648 }
649 return result;
650 }
651
get_channel(struct sr_channel * ptr)652 shared_ptr<Channel> Device::get_channel(struct sr_channel *ptr)
653 {
654 return _channels[ptr]->share_owned_by(get_shared_from_this());
655 }
656
657 map<string, shared_ptr<ChannelGroup>>
channel_groups()658 Device::channel_groups()
659 {
660 map<string, shared_ptr<ChannelGroup>> result;
661 for (const auto &entry: _channel_groups) {
662 const auto &name = entry.first;
663 const auto &channel_group = entry.second;
664 result.emplace(name, channel_group->share_owned_by(get_shared_from_this()));
665 }
666 return result;
667 }
668
open()669 void Device::open()
670 {
671 check(sr_dev_open(_structure));
672 }
673
close()674 void Device::close()
675 {
676 check(sr_dev_close(_structure));
677 }
678
HardwareDevice(shared_ptr<Driver> driver,struct sr_dev_inst * structure)679 HardwareDevice::HardwareDevice(shared_ptr<Driver> driver,
680 struct sr_dev_inst *structure) :
681 Device(structure),
682 _driver(move(driver))
683 {
684 }
685
~HardwareDevice()686 HardwareDevice::~HardwareDevice()
687 {
688 }
689
get_shared_from_this()690 shared_ptr<Device> HardwareDevice::get_shared_from_this()
691 {
692 return static_pointer_cast<Device>(shared_from_this());
693 }
694
driver()695 shared_ptr<Driver> HardwareDevice::driver()
696 {
697 return _driver;
698 }
699
UserDevice(string vendor,string model,string version)700 UserDevice::UserDevice(string vendor, string model, string version) :
701 Device(sr_dev_inst_user_new(
702 vendor.c_str(), model.c_str(), version.c_str()))
703 {
704 }
705
~UserDevice()706 UserDevice::~UserDevice()
707 {
708 }
709
get_shared_from_this()710 shared_ptr<Device> UserDevice::get_shared_from_this()
711 {
712 return static_pointer_cast<Device>(shared_from_this());
713 }
714
add_channel(unsigned int index,const ChannelType * type,string name)715 shared_ptr<Channel> UserDevice::add_channel(unsigned int index,
716 const ChannelType *type, string name)
717 {
718 check(sr_dev_inst_channel_add(Device::_structure,
719 index, type->id(), name.c_str()));
720 GSList *const last = g_slist_last(sr_dev_inst_channels_get(Device::_structure));
721 auto *const ch = static_cast<struct sr_channel *>(last->data);
722 unique_ptr<Channel> channel {new Channel{ch}};
723 _channels.emplace(ch, move(channel));
724 return get_channel(ch);
725 }
726
Channel(struct sr_channel * structure)727 Channel::Channel(struct sr_channel *structure) :
728 _structure(structure),
729 _type(ChannelType::get(_structure->type))
730 {
731 }
732
~Channel()733 Channel::~Channel()
734 {
735 }
736
name() const737 string Channel::name() const
738 {
739 return valid_string(_structure->name);
740 }
741
set_name(string name)742 void Channel::set_name(string name)
743 {
744 check(sr_dev_channel_name_set(_structure, name.c_str()));
745 }
746
type() const747 const ChannelType *Channel::type() const
748 {
749 return ChannelType::get(_structure->type);
750 }
751
enabled() const752 bool Channel::enabled() const
753 {
754 return _structure->enabled;
755 }
756
set_enabled(bool value)757 void Channel::set_enabled(bool value)
758 {
759 check(sr_dev_channel_enable(_structure, value));
760 }
761
index() const762 unsigned int Channel::index() const
763 {
764 return _structure->index;
765 }
766
ChannelGroup(const Device * device,struct sr_channel_group * structure)767 ChannelGroup::ChannelGroup(const Device *device,
768 struct sr_channel_group *structure) :
769 Configurable(sr_dev_inst_driver_get(device->_structure), device->_structure, structure)
770 {
771 for (GSList *entry = config_channel_group->channels; entry; entry = entry->next) {
772 auto *const ch = static_cast<struct sr_channel *>(entry->data);
773 /* Note: This relies on Device::_channels to keep the Channel
774 * objects around over the lifetime of the ChannelGroup. */
775 _channels.push_back(device->_channels.find(ch)->second.get());
776 }
777 }
778
~ChannelGroup()779 ChannelGroup::~ChannelGroup()
780 {
781 }
782
name() const783 string ChannelGroup::name() const
784 {
785 return valid_string(config_channel_group->name);
786 }
787
channels()788 vector<shared_ptr<Channel>> ChannelGroup::channels()
789 {
790 vector<shared_ptr<Channel>> result;
791 for (const auto &channel : _channels)
792 result.push_back(channel->share_owned_by(_parent));
793 return result;
794 }
795
Trigger(shared_ptr<Context> context,string name)796 Trigger::Trigger(shared_ptr<Context> context, string name) :
797 _structure(sr_trigger_new(name.c_str())),
798 _context(move(context))
799 {
800 for (auto *stage = _structure->stages; stage; stage = stage->next) {
801 unique_ptr<TriggerStage> ts {new TriggerStage{
802 static_cast<struct sr_trigger_stage *>(stage->data)}};
803 _stages.push_back(move(ts));
804 }
805 }
806
~Trigger()807 Trigger::~Trigger()
808 {
809 sr_trigger_free(_structure);
810 }
811
name() const812 string Trigger::name() const
813 {
814 return _structure->name;
815 }
816
stages()817 vector<shared_ptr<TriggerStage>> Trigger::stages()
818 {
819 vector<shared_ptr<TriggerStage>> result;
820 for (const auto &stage : _stages)
821 result.push_back(stage->share_owned_by(shared_from_this()));
822 return result;
823 }
824
add_stage()825 shared_ptr<TriggerStage> Trigger::add_stage()
826 {
827 unique_ptr<TriggerStage> stage {new TriggerStage{sr_trigger_stage_add(_structure)}};
828 _stages.push_back(move(stage));
829 return _stages.back()->share_owned_by(shared_from_this());
830 }
831
TriggerStage(struct sr_trigger_stage * structure)832 TriggerStage::TriggerStage(struct sr_trigger_stage *structure) :
833 _structure(structure)
834 {
835 }
836
~TriggerStage()837 TriggerStage::~TriggerStage()
838 {
839 }
840
number() const841 int TriggerStage::number() const
842 {
843 return _structure->stage;
844 }
845
matches()846 vector<shared_ptr<TriggerMatch>> TriggerStage::matches()
847 {
848 vector<shared_ptr<TriggerMatch>> result;
849 for (const auto &match : _matches)
850 result.push_back(match->share_owned_by(shared_from_this()));
851 return result;
852 }
853
add_match(shared_ptr<Channel> channel,const TriggerMatchType * type,float value)854 void TriggerStage::add_match(shared_ptr<Channel> channel,
855 const TriggerMatchType *type, float value)
856 {
857 check(sr_trigger_match_add(_structure,
858 channel->_structure, type->id(), value));
859 GSList *const last = g_slist_last(_structure->matches);
860 unique_ptr<TriggerMatch> match {new TriggerMatch{
861 static_cast<struct sr_trigger_match *>(last->data),
862 move(channel)}};
863 _matches.push_back(move(match));
864 }
865
add_match(shared_ptr<Channel> channel,const TriggerMatchType * type)866 void TriggerStage::add_match(shared_ptr<Channel> channel,
867 const TriggerMatchType *type)
868 {
869 add_match(move(channel), type, NAN);
870 }
871
TriggerMatch(struct sr_trigger_match * structure,shared_ptr<Channel> channel)872 TriggerMatch::TriggerMatch(struct sr_trigger_match *structure,
873 shared_ptr<Channel> channel) :
874 _structure(structure),
875 _channel(move(channel))
876 {
877 }
878
~TriggerMatch()879 TriggerMatch::~TriggerMatch()
880 {
881 }
882
channel()883 shared_ptr<Channel> TriggerMatch::channel()
884 {
885 return _channel;
886 }
887
type() const888 const TriggerMatchType *TriggerMatch::type() const
889 {
890 return TriggerMatchType::get(_structure->match);
891 }
892
value() const893 float TriggerMatch::value() const
894 {
895 return _structure->value;
896 }
897
DatafeedCallbackData(Session * session,DatafeedCallbackFunction callback)898 DatafeedCallbackData::DatafeedCallbackData(Session *session,
899 DatafeedCallbackFunction callback) :
900 _callback(move(callback)),
901 _session(session)
902 {
903 }
904
run(const struct sr_dev_inst * sdi,const struct sr_datafeed_packet * pkt)905 void DatafeedCallbackData::run(const struct sr_dev_inst *sdi,
906 const struct sr_datafeed_packet *pkt)
907 {
908 auto device = _session->get_device(sdi);
909 shared_ptr<Packet> packet {new Packet{device, pkt}, default_delete<Packet>{}};
910 _callback(move(device), move(packet));
911 }
912
SessionDevice(struct sr_dev_inst * structure)913 SessionDevice::SessionDevice(struct sr_dev_inst *structure) :
914 Device(structure)
915 {
916 }
917
~SessionDevice()918 SessionDevice::~SessionDevice()
919 {
920 }
921
get_shared_from_this()922 shared_ptr<Device> SessionDevice::get_shared_from_this()
923 {
924 return static_pointer_cast<Device>(shared_from_this());
925 }
926
Session(shared_ptr<Context> context)927 Session::Session(shared_ptr<Context> context) :
928 _structure(nullptr),
929 _context(move(context))
930 {
931 check(sr_session_new(_context->_structure, &_structure));
932 _context->_session = this;
933 }
934
Session(shared_ptr<Context> context,string filename)935 Session::Session(shared_ptr<Context> context, string filename) :
936 _structure(nullptr),
937 _context(move(context)),
938 _filename(move(filename))
939 {
940 check(sr_session_load(_context->_structure, _filename.c_str(), &_structure));
941 GSList *dev_list;
942 check(sr_session_dev_list(_structure, &dev_list));
943 for (GSList *dev = dev_list; dev; dev = dev->next) {
944 auto *const sdi = static_cast<struct sr_dev_inst *>(dev->data);
945 unique_ptr<SessionDevice> device {new SessionDevice{sdi}};
946 _owned_devices.emplace(sdi, move(device));
947 }
948 _context->_session = this;
949 g_slist_free(dev_list);
950 }
951
~Session()952 Session::~Session()
953 {
954 check(sr_session_destroy(_structure));
955 }
956
get_device(const struct sr_dev_inst * sdi)957 shared_ptr<Device> Session::get_device(const struct sr_dev_inst *sdi)
958 {
959 if (_owned_devices.count(sdi))
960 return static_pointer_cast<Device>(
961 _owned_devices[sdi]->share_owned_by(shared_from_this()));
962 else if (_other_devices.count(sdi))
963 return _other_devices[sdi];
964 else
965 throw Error(SR_ERR_BUG);
966 }
967
add_device(shared_ptr<Device> device)968 void Session::add_device(shared_ptr<Device> device)
969 {
970 const auto dev_struct = device->_structure;
971 check(sr_session_dev_add(_structure, dev_struct));
972 _other_devices[dev_struct] = move(device);
973 }
974
devices()975 vector<shared_ptr<Device>> Session::devices()
976 {
977 GSList *dev_list;
978 check(sr_session_dev_list(_structure, &dev_list));
979 vector<shared_ptr<Device>> result;
980 for (GSList *dev = dev_list; dev; dev = dev->next) {
981 auto *const sdi = static_cast<struct sr_dev_inst *>(dev->data);
982 result.push_back(get_device(sdi));
983 }
984 g_slist_free(dev_list);
985 return result;
986 }
987
remove_devices()988 void Session::remove_devices()
989 {
990 _other_devices.clear();
991 check(sr_session_dev_remove_all(_structure));
992 }
993
start()994 void Session::start()
995 {
996 check(sr_session_start(_structure));
997 }
998
run()999 void Session::run()
1000 {
1001 check(sr_session_run(_structure));
1002 }
1003
stop()1004 void Session::stop()
1005 {
1006 check(sr_session_stop(_structure));
1007 }
1008
is_running() const1009 bool Session::is_running() const
1010 {
1011 const int ret = sr_session_is_running(_structure);
1012 if (ret < 0)
1013 throw Error{ret};
1014 return (ret != 0);
1015 }
1016
session_stopped_callback(void * data)1017 static void session_stopped_callback(void *data) noexcept
1018 {
1019 auto *const callback = static_cast<SessionStoppedCallback*>(data);
1020 (*callback)();
1021 }
1022
set_stopped_callback(SessionStoppedCallback callback)1023 void Session::set_stopped_callback(SessionStoppedCallback callback)
1024 {
1025 _stopped_callback = move(callback);
1026 if (_stopped_callback)
1027 check(sr_session_stopped_callback_set(_structure,
1028 &session_stopped_callback, &_stopped_callback));
1029 else
1030 check(sr_session_stopped_callback_set(_structure,
1031 nullptr, nullptr));
1032 }
1033
datafeed_callback(const struct sr_dev_inst * sdi,const struct sr_datafeed_packet * pkt,void * cb_data)1034 static void datafeed_callback(const struct sr_dev_inst *sdi,
1035 const struct sr_datafeed_packet *pkt, void *cb_data) noexcept
1036 {
1037 auto callback = static_cast<DatafeedCallbackData *>(cb_data);
1038 callback->run(sdi, pkt);
1039 }
1040
add_datafeed_callback(DatafeedCallbackFunction callback)1041 void Session::add_datafeed_callback(DatafeedCallbackFunction callback)
1042 {
1043 unique_ptr<DatafeedCallbackData> cb_data
1044 {new DatafeedCallbackData{this, move(callback)}};
1045 check(sr_session_datafeed_callback_add(_structure,
1046 &datafeed_callback, cb_data.get()));
1047 _datafeed_callbacks.push_back(move(cb_data));
1048 }
1049
remove_datafeed_callbacks()1050 void Session::remove_datafeed_callbacks()
1051 {
1052 check(sr_session_datafeed_callback_remove_all(_structure));
1053 _datafeed_callbacks.clear();
1054 }
1055
trigger()1056 shared_ptr<Trigger> Session::trigger()
1057 {
1058 return _trigger;
1059 }
1060
set_trigger(shared_ptr<Trigger> trigger)1061 void Session::set_trigger(shared_ptr<Trigger> trigger)
1062 {
1063 if (!trigger)
1064 // Set NULL trigger, i.e. remove any trigger from the session.
1065 check(sr_session_trigger_set(_structure, nullptr));
1066 else
1067 check(sr_session_trigger_set(_structure, trigger->_structure));
1068 _trigger = move(trigger);
1069 }
1070
filename() const1071 string Session::filename() const
1072 {
1073 return _filename;
1074 }
1075
context()1076 shared_ptr<Context> Session::context()
1077 {
1078 return _context;
1079 }
1080
Packet(shared_ptr<Device> device,const struct sr_datafeed_packet * structure)1081 Packet::Packet(shared_ptr<Device> device,
1082 const struct sr_datafeed_packet *structure) :
1083 _structure(structure),
1084 _device(move(device))
1085 {
1086 switch (structure->type)
1087 {
1088 case SR_DF_HEADER:
1089 _payload.reset(new Header{
1090 static_cast<const struct sr_datafeed_header *>(
1091 structure->payload)});
1092 break;
1093 case SR_DF_META:
1094 _payload.reset(new Meta{
1095 static_cast<const struct sr_datafeed_meta *>(
1096 structure->payload)});
1097 break;
1098 case SR_DF_LOGIC:
1099 _payload.reset(new Logic{
1100 static_cast<const struct sr_datafeed_logic *>(
1101 structure->payload)});
1102 break;
1103 case SR_DF_ANALOG:
1104 _payload.reset(new Analog{
1105 static_cast<const struct sr_datafeed_analog *>(
1106 structure->payload)});
1107 break;
1108 }
1109 }
1110
~Packet()1111 Packet::~Packet()
1112 {
1113 }
1114
type() const1115 const PacketType *Packet::type() const
1116 {
1117 return PacketType::get(_structure->type);
1118 }
1119
payload()1120 shared_ptr<PacketPayload> Packet::payload()
1121 {
1122 if (_payload)
1123 return _payload->share_owned_by(shared_from_this());
1124 else
1125 throw Error(SR_ERR_NA);
1126 }
1127
PacketPayload()1128 PacketPayload::PacketPayload()
1129 {
1130 }
1131
~PacketPayload()1132 PacketPayload::~PacketPayload()
1133 {
1134 }
1135
Header(const struct sr_datafeed_header * structure)1136 Header::Header(const struct sr_datafeed_header *structure) :
1137 PacketPayload(),
1138 _structure(structure)
1139 {
1140 }
1141
~Header()1142 Header::~Header()
1143 {
1144 }
1145
share_owned_by(shared_ptr<Packet> _parent)1146 shared_ptr<PacketPayload> Header::share_owned_by(shared_ptr<Packet> _parent)
1147 {
1148 return static_pointer_cast<PacketPayload>(
1149 ParentOwned::share_owned_by(_parent));
1150 }
1151
feed_version() const1152 int Header::feed_version() const
1153 {
1154 return _structure->feed_version;
1155 }
1156
start_time() const1157 Glib::TimeVal Header::start_time() const
1158 {
1159 return Glib::TimeVal(
1160 _structure->starttime.tv_sec,
1161 _structure->starttime.tv_usec);
1162 }
1163
Meta(const struct sr_datafeed_meta * structure)1164 Meta::Meta(const struct sr_datafeed_meta *structure) :
1165 PacketPayload(),
1166 _structure(structure)
1167 {
1168 }
1169
~Meta()1170 Meta::~Meta()
1171 {
1172 }
1173
share_owned_by(shared_ptr<Packet> _parent)1174 shared_ptr<PacketPayload> Meta::share_owned_by(shared_ptr<Packet> _parent)
1175 {
1176 return static_pointer_cast<PacketPayload>(
1177 ParentOwned::share_owned_by(_parent));
1178 }
1179
config() const1180 map<const ConfigKey *, Glib::VariantBase> Meta::config() const
1181 {
1182 map<const ConfigKey *, Glib::VariantBase> result;
1183 for (auto l = _structure->config; l; l = l->next) {
1184 auto *const config = static_cast<struct sr_config *>(l->data);
1185 result[ConfigKey::get(config->key)] = Glib::VariantBase(config->data, true);
1186 }
1187 return result;
1188 }
1189
Logic(const struct sr_datafeed_logic * structure)1190 Logic::Logic(const struct sr_datafeed_logic *structure) :
1191 PacketPayload(),
1192 _structure(structure)
1193 {
1194 }
1195
~Logic()1196 Logic::~Logic()
1197 {
1198 }
1199
share_owned_by(shared_ptr<Packet> _parent)1200 shared_ptr<PacketPayload> Logic::share_owned_by(shared_ptr<Packet> _parent)
1201 {
1202 return static_pointer_cast<PacketPayload>(
1203 ParentOwned::share_owned_by(_parent));
1204 }
1205
data_pointer()1206 void *Logic::data_pointer()
1207 {
1208 return _structure->data;
1209 }
1210
data_length() const1211 size_t Logic::data_length() const
1212 {
1213 return _structure->length;
1214 }
1215
unit_size() const1216 unsigned int Logic::unit_size() const
1217 {
1218 return _structure->unitsize;
1219 }
1220
Analog(const struct sr_datafeed_analog * structure)1221 Analog::Analog(const struct sr_datafeed_analog *structure) :
1222 PacketPayload(),
1223 _structure(structure)
1224 {
1225 }
1226
~Analog()1227 Analog::~Analog()
1228 {
1229 }
1230
share_owned_by(shared_ptr<Packet> _parent)1231 shared_ptr<PacketPayload> Analog::share_owned_by(shared_ptr<Packet> _parent)
1232 {
1233 return static_pointer_cast<PacketPayload>(
1234 ParentOwned::share_owned_by(_parent));
1235 }
1236
data_pointer()1237 void *Analog::data_pointer()
1238 {
1239 return _structure->data;
1240 }
1241
get_data_as_float(float * dest)1242 void Analog::get_data_as_float(float *dest)
1243 {
1244 check(sr_analog_to_float(_structure, dest));
1245 }
1246
num_samples() const1247 unsigned int Analog::num_samples() const
1248 {
1249 return _structure->num_samples;
1250 }
1251
channels()1252 vector<shared_ptr<Channel>> Analog::channels()
1253 {
1254 vector<shared_ptr<Channel>> result;
1255 for (auto l = _structure->meaning->channels; l; l = l->next) {
1256 auto *const ch = static_cast<struct sr_channel *>(l->data);
1257 result.push_back(_parent->_device->get_channel(ch));
1258 }
1259 return result;
1260 }
1261
unitsize() const1262 unsigned int Analog::unitsize() const
1263 {
1264 return _structure->encoding->unitsize;
1265 }
1266
is_signed() const1267 bool Analog::is_signed() const
1268 {
1269 return _structure->encoding->is_signed;
1270 }
1271
is_float() const1272 bool Analog::is_float() const
1273 {
1274 return _structure->encoding->is_float;
1275 }
1276
is_bigendian() const1277 bool Analog::is_bigendian() const
1278 {
1279 return _structure->encoding->is_bigendian;
1280 }
1281
digits() const1282 int Analog::digits() const
1283 {
1284 return _structure->encoding->digits;
1285 }
1286
is_digits_decimal() const1287 bool Analog::is_digits_decimal() const
1288 {
1289 return _structure->encoding->is_digits_decimal;
1290 }
1291
scale()1292 shared_ptr<Rational> Analog::scale()
1293 {
1294 unique_ptr<Rational> scale;
1295 scale.reset(new Rational(&(_structure->encoding->scale)));
1296
1297 if (scale)
1298 return scale->share_owned_by(shared_from_this());
1299 else
1300 throw Error(SR_ERR_NA);
1301 }
1302
offset()1303 shared_ptr<Rational> Analog::offset()
1304 {
1305 unique_ptr<Rational> offset;
1306 offset.reset(new Rational(&(_structure->encoding->offset)));
1307
1308 if (offset)
1309 return offset->share_owned_by(shared_from_this());
1310 else
1311 throw Error(SR_ERR_NA);
1312 }
1313
mq() const1314 const Quantity *Analog::mq() const
1315 {
1316 return Quantity::get(_structure->meaning->mq);
1317 }
1318
unit() const1319 const Unit *Analog::unit() const
1320 {
1321 return Unit::get(_structure->meaning->unit);
1322 }
1323
mq_flags() const1324 vector<const QuantityFlag *> Analog::mq_flags() const
1325 {
1326 return QuantityFlag::flags_from_mask(_structure->meaning->mqflags);
1327 }
1328
get_logic_via_threshold(float threshold,uint8_t * data_ptr) const1329 shared_ptr<Logic> Analog::get_logic_via_threshold(float threshold,
1330 uint8_t *data_ptr) const
1331 {
1332 auto datafeed = g_new(struct sr_datafeed_logic, 1);
1333 datafeed->length = num_samples();
1334 datafeed->unitsize = 1;
1335
1336 if (data_ptr)
1337 datafeed->data = data_ptr;
1338 else
1339 datafeed->data = g_malloc(datafeed->length);
1340
1341 shared_ptr<Logic> logic =
1342 shared_ptr<Logic>{new Logic{datafeed}, default_delete<Logic>{}};
1343
1344 check(sr_a2l_threshold(_structure, threshold,
1345 (uint8_t*)datafeed->data, datafeed->length));
1346
1347 return logic;
1348 }
1349
get_logic_via_schmitt_trigger(float lo_thr,float hi_thr,uint8_t * state,uint8_t * data_ptr) const1350 shared_ptr<Logic> Analog::get_logic_via_schmitt_trigger(float lo_thr,
1351 float hi_thr, uint8_t *state, uint8_t *data_ptr) const
1352 {
1353 auto datafeed = g_new(struct sr_datafeed_logic, 1);
1354 datafeed->length = num_samples();
1355 datafeed->unitsize = 1;
1356
1357 if (data_ptr)
1358 datafeed->data = data_ptr;
1359 else
1360 datafeed->data = g_malloc(datafeed->length);
1361
1362 shared_ptr<Logic> logic =
1363 shared_ptr<Logic>{new Logic{datafeed}, default_delete<Logic>{}};
1364
1365 check(sr_a2l_schmitt_trigger(_structure, lo_thr, hi_thr, state,
1366 (uint8_t*)datafeed->data, datafeed->length));
1367
1368 return logic;
1369 }
1370
Rational(const struct sr_rational * structure)1371 Rational::Rational(const struct sr_rational *structure) :
1372 _structure(structure)
1373 {
1374 }
1375
~Rational()1376 Rational::~Rational()
1377 {
1378 }
1379
share_owned_by(shared_ptr<Analog> _parent)1380 shared_ptr<Rational> Rational::share_owned_by(shared_ptr<Analog> _parent)
1381 {
1382 return static_pointer_cast<Rational>(
1383 ParentOwned::share_owned_by(_parent));
1384 }
1385
numerator() const1386 int64_t Rational::numerator() const
1387 {
1388 return _structure->p;
1389 }
1390
denominator() const1391 uint64_t Rational::denominator() const
1392 {
1393 return _structure->q;
1394 }
1395
value() const1396 float Rational::value() const
1397 {
1398 return (float)(_structure->p) / (float)(_structure->q);
1399 }
1400
InputFormat(const struct sr_input_module * structure)1401 InputFormat::InputFormat(const struct sr_input_module *structure) :
1402 _structure(structure)
1403 {
1404 }
1405
~InputFormat()1406 InputFormat::~InputFormat()
1407 {
1408 }
1409
name() const1410 string InputFormat::name() const
1411 {
1412 return valid_string(sr_input_id_get(_structure));
1413 }
1414
description() const1415 string InputFormat::description() const
1416 {
1417 return valid_string(sr_input_description_get(_structure));
1418 }
1419
extensions() const1420 vector<string> InputFormat::extensions() const
1421 {
1422 vector<string> exts;
1423 for (const char *const *e = sr_input_extensions_get(_structure);
1424 e && *e; e++)
1425 exts.push_back(*e);
1426 return exts;
1427 }
1428
options()1429 map<string, shared_ptr<Option>> InputFormat::options()
1430 {
1431 map<string, shared_ptr<Option>> result;
1432
1433 if (const struct sr_option **options = sr_input_options_get(_structure)) {
1434 shared_ptr<const struct sr_option *> option_array
1435 {options, &sr_input_options_free};
1436 for (int i = 0; options[i]; i++) {
1437 shared_ptr<Option> opt {
1438 new Option{options[i], option_array},
1439 default_delete<Option>{}};
1440 result.emplace(opt->id(), move(opt));
1441 }
1442 }
1443 return result;
1444 }
1445
create_input(map<string,Glib::VariantBase> options)1446 shared_ptr<Input> InputFormat::create_input(
1447 map<string, Glib::VariantBase> options)
1448 {
1449 auto input = sr_input_new(_structure, map_to_hash_variant(options));
1450 if (!input)
1451 throw Error(SR_ERR_ARG);
1452 return shared_ptr<Input>{new Input{_parent, input}, default_delete<Input>{}};
1453 }
1454
Input(shared_ptr<Context> context,const struct sr_input * structure)1455 Input::Input(shared_ptr<Context> context, const struct sr_input *structure) :
1456 _structure(structure),
1457 _context(move(context))
1458 {
1459 }
1460
device()1461 shared_ptr<InputDevice> Input::device()
1462 {
1463 if (!_device) {
1464 auto sdi = sr_input_dev_inst_get(_structure);
1465 if (!sdi)
1466 throw Error(SR_ERR_NA);
1467 _device.reset(new InputDevice{shared_from_this(), sdi});
1468 }
1469
1470 return _device->share_owned_by(shared_from_this());
1471 }
1472
send(void * data,size_t length)1473 void Input::send(void *data, size_t length)
1474 {
1475 auto gstr = g_string_new_len(static_cast<char *>(data), length);
1476 auto ret = sr_input_send(_structure, gstr);
1477 g_string_free(gstr, true);
1478 check(ret);
1479 }
1480
end()1481 void Input::end()
1482 {
1483 check(sr_input_end(_structure));
1484 }
1485
reset()1486 void Input::reset()
1487 {
1488 check(sr_input_reset(_structure));
1489 }
1490
~Input()1491 Input::~Input()
1492 {
1493 sr_input_free(_structure);
1494 }
1495
InputDevice(shared_ptr<Input> input,struct sr_dev_inst * structure)1496 InputDevice::InputDevice(shared_ptr<Input> input,
1497 struct sr_dev_inst *structure) :
1498 Device(structure),
1499 _input(move(input))
1500 {
1501 }
1502
~InputDevice()1503 InputDevice::~InputDevice()
1504 {
1505 }
1506
get_shared_from_this()1507 shared_ptr<Device> InputDevice::get_shared_from_this()
1508 {
1509 return static_pointer_cast<Device>(shared_from_this());
1510 }
1511
Option(const struct sr_option * structure,shared_ptr<const struct sr_option * > structure_array)1512 Option::Option(const struct sr_option *structure,
1513 shared_ptr<const struct sr_option *> structure_array) :
1514 _structure(structure),
1515 _structure_array(move(structure_array))
1516 {
1517 }
1518
~Option()1519 Option::~Option()
1520 {
1521 }
1522
id() const1523 string Option::id() const
1524 {
1525 return valid_string(_structure->id);
1526 }
1527
name() const1528 string Option::name() const
1529 {
1530 return valid_string(_structure->name);
1531 }
1532
description() const1533 string Option::description() const
1534 {
1535 return valid_string(_structure->desc);
1536 }
1537
default_value() const1538 Glib::VariantBase Option::default_value() const
1539 {
1540 return Glib::VariantBase(_structure->def, true);
1541 }
1542
values() const1543 vector<Glib::VariantBase> Option::values() const
1544 {
1545 vector<Glib::VariantBase> result;
1546 for (auto l = _structure->values; l; l = l->next) {
1547 auto *const var = static_cast<GVariant *>(l->data);
1548 result.push_back(Glib::VariantBase(var, true));
1549 }
1550 return result;
1551 }
1552
parse_string(string value)1553 Glib::VariantBase Option::parse_string(string value)
1554 {
1555 enum sr_datatype dt;
1556 Glib::VariantBase dflt = default_value();
1557 GVariant *tmpl = dflt.gobj();
1558
1559 if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_UINT64)) {
1560 dt = SR_T_UINT64;
1561 } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_STRING)) {
1562 dt = SR_T_STRING;
1563 } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_BOOLEAN)) {
1564 dt = SR_T_BOOL;
1565 } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_DOUBLE)) {
1566 dt = SR_T_FLOAT;
1567 } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_INT32)) {
1568 dt = SR_T_INT32;
1569 } else {
1570 throw Error(SR_ERR_BUG);
1571 }
1572 return ConfigKey::parse_string(value, dt);
1573 }
1574
OutputFormat(const struct sr_output_module * structure)1575 OutputFormat::OutputFormat(const struct sr_output_module *structure) :
1576 _structure(structure)
1577 {
1578 }
1579
~OutputFormat()1580 OutputFormat::~OutputFormat()
1581 {
1582 }
1583
name() const1584 string OutputFormat::name() const
1585 {
1586 return valid_string(sr_output_id_get(_structure));
1587 }
1588
description() const1589 string OutputFormat::description() const
1590 {
1591 return valid_string(sr_output_description_get(_structure));
1592 }
1593
extensions() const1594 vector<string> OutputFormat::extensions() const
1595 {
1596 vector<string> exts;
1597 for (const char *const *e = sr_output_extensions_get(_structure);
1598 e && *e; e++)
1599 exts.push_back(*e);
1600 return exts;
1601 }
1602
options()1603 map<string, shared_ptr<Option>> OutputFormat::options()
1604 {
1605 map<string, shared_ptr<Option>> result;
1606
1607 if (const struct sr_option **options = sr_output_options_get(_structure)) {
1608 shared_ptr<const struct sr_option *> option_array
1609 {options, &sr_output_options_free};
1610 for (int i = 0; options[i]; i++) {
1611 shared_ptr<Option> opt {
1612 new Option{options[i], option_array},
1613 default_delete<Option>{}};
1614 result.emplace(opt->id(), move(opt));
1615 }
1616 }
1617 return result;
1618 }
1619
create_output(shared_ptr<Device> device,map<string,Glib::VariantBase> options)1620 shared_ptr<Output> OutputFormat::create_output(
1621 shared_ptr<Device> device, map<string, Glib::VariantBase> options)
1622 {
1623 return shared_ptr<Output>{
1624 new Output{shared_from_this(), move(device), move(options)},
1625 default_delete<Output>{}};
1626 }
1627
create_output(string filename,shared_ptr<Device> device,map<string,Glib::VariantBase> options)1628 shared_ptr<Output> OutputFormat::create_output(string filename,
1629 shared_ptr<Device> device, map<string, Glib::VariantBase> options)
1630 {
1631 return shared_ptr<Output>{
1632 new Output{move(filename), shared_from_this(), move(device), move(options)},
1633 default_delete<Output>{}};
1634 }
1635
test_flag(const OutputFlag * flag) const1636 bool OutputFormat::test_flag(const OutputFlag *flag) const
1637 {
1638 return sr_output_test_flag(_structure, flag->id());
1639 }
1640
Output(shared_ptr<OutputFormat> format,shared_ptr<Device> device,map<string,Glib::VariantBase> options)1641 Output::Output(shared_ptr<OutputFormat> format,
1642 shared_ptr<Device> device, map<string, Glib::VariantBase> options) :
1643 _structure(sr_output_new(format->_structure,
1644 map_to_hash_variant(options), device->_structure, nullptr)),
1645 _format(move(format)),
1646 _device(move(device)),
1647 _options(move(options))
1648 {
1649 }
1650
Output(string filename,shared_ptr<OutputFormat> format,shared_ptr<Device> device,map<string,Glib::VariantBase> options)1651 Output::Output(string filename, shared_ptr<OutputFormat> format,
1652 shared_ptr<Device> device, map<string, Glib::VariantBase> options) :
1653 _structure(sr_output_new(format->_structure,
1654 map_to_hash_variant(options), device->_structure, filename.c_str())),
1655 _format(move(format)),
1656 _device(move(device)),
1657 _options(move(options))
1658 {
1659 }
1660
~Output()1661 Output::~Output()
1662 {
1663 check(sr_output_free(_structure));
1664 }
1665
format()1666 shared_ptr<OutputFormat> Output::format()
1667 {
1668 return _format;
1669 }
1670
receive(shared_ptr<Packet> packet)1671 string Output::receive(shared_ptr<Packet> packet)
1672 {
1673 GString *out;
1674 check(sr_output_send(_structure, packet->_structure, &out));
1675 if (out) {
1676 auto result = string(out->str, out->str + out->len);
1677 g_string_free(out, true);
1678 return result;
1679 } else {
1680 return string();
1681 }
1682 }
1683
1684 #include <enums.cpp>
1685
1686 }
1687