ctf: remove strict metadata mode, update automatic CC mapping behaviour
[babeltrace.git] / plugins / ctf / fs-src / fs.c
CommitLineData
7a278c8e 1/*
ea0b4b9e 2 * fs.c
7a278c8e 3 *
ea0b4b9e 4 * Babeltrace CTF file system Reader Component
7a278c8e 5 *
1a9f7075 6 * Copyright 2015-2017 Philippe Proulx <pproulx@efficios.com>
f3bc2010 7 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
7a278c8e 8 *
7a278c8e
JG
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 * SOFTWARE.
26 */
27
4bd72b60 28#include <babeltrace/common-internal.h>
5b29e799 29#include <babeltrace/ctf-ir/packet.h>
ac0c6bdd 30#include <babeltrace/ctf-ir/clock-class.h>
94cf822e
PP
31#include <babeltrace/ctf-ir/stream.h>
32#include <babeltrace/ctf-ir/fields.h>
4f1f88a6 33#include <babeltrace/graph/private-port.h>
b2e0c907 34#include <babeltrace/graph/private-component.h>
4f1f88a6
PP
35#include <babeltrace/graph/private-component-source.h>
36#include <babeltrace/graph/private-notification-iterator.h>
b2e0c907
PP
37#include <babeltrace/graph/component.h>
38#include <babeltrace/graph/notification-iterator.h>
599faa1c 39#include <babeltrace/graph/clock-class-priority-map.h>
7d61fa8e 40#include <plugins-common.h>
ea0b4b9e
JG
41#include <glib.h>
42#include <assert.h>
94cf822e 43#include <inttypes.h>
c55a9f58 44#include <stdbool.h>
56a1cced 45#include "fs.h"
413bc2c4 46#include "metadata.h"
94cf822e 47#include "data-stream-file.h"
e7a4393b 48#include "file.h"
1e649dff 49#include "../common/metadata/decoder.h"
04c0ba87 50#include "query.h"
e7a4393b 51
55314f2a
JG
52#define BT_LOG_TAG "PLUGIN-CTF-FS-SRC"
53#include "logging.h"
ea0b4b9e 54
94cf822e
PP
55static
56int notif_iter_data_set_current_ds_file(struct ctf_fs_notif_iter_data *notif_iter_data)
57{
58 struct ctf_fs_ds_file_info *ds_file_info;
59 int ret = 0;
60
61 assert(notif_iter_data->ds_file_info_index <
62 notif_iter_data->ds_file_group->ds_file_infos->len);
63 ds_file_info = g_ptr_array_index(
64 notif_iter_data->ds_file_group->ds_file_infos,
65 notif_iter_data->ds_file_info_index);
66
67 ctf_fs_ds_file_destroy(notif_iter_data->ds_file);
68 notif_iter_data->ds_file = ctf_fs_ds_file_create(
69 notif_iter_data->ds_file_group->ctf_fs_trace,
70 notif_iter_data->ds_file_group->stream,
97ade20b 71 ds_file_info->path->str);
94cf822e
PP
72 if (!notif_iter_data->ds_file) {
73 ret = -1;
74 }
75
76 return ret;
77}
78
79static
80void ctf_fs_notif_iter_data_destroy(
81 struct ctf_fs_notif_iter_data *notif_iter_data)
82{
83 if (!notif_iter_data) {
84 return;
85 }
86
87 ctf_fs_ds_file_destroy(notif_iter_data->ds_file);
88 g_free(notif_iter_data);
89}
90
41a2b7ae 91struct bt_notification_iterator_next_return ctf_fs_iterator_next(
4f1f88a6 92 struct bt_private_notification_iterator *iterator)
ea0b4b9e 93{
94cf822e
PP
94 struct bt_notification_iterator_next_return next_ret;
95 struct ctf_fs_notif_iter_data *notif_iter_data =
4f1f88a6 96 bt_private_notification_iterator_get_user_data(iterator);
94cf822e
PP
97 int ret;
98
99 assert(notif_iter_data->ds_file);
100 next_ret = ctf_fs_ds_file_next(notif_iter_data->ds_file);
101 if (next_ret.status == BT_NOTIFICATION_ITERATOR_STATUS_END) {
102 assert(!next_ret.notification);
103 notif_iter_data->ds_file_info_index++;
104
105 if (notif_iter_data->ds_file_info_index ==
106 notif_iter_data->ds_file_group->ds_file_infos->len) {
107 /*
108 * No more stream files to read: we reached the
109 * real end.
110 */
111 goto end;
112 }
113
114 /*
115 * Open and start reading the next stream file within
116 * our stream file group.
117 */
118 ret = notif_iter_data_set_current_ds_file(notif_iter_data);
119 if (ret) {
120 next_ret.status = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
121 goto end;
122 }
123
124 next_ret = ctf_fs_ds_file_next(notif_iter_data->ds_file);
125
126 /*
127 * We should not get BT_NOTIFICATION_ITERATOR_STATUS_END
128 * with a brand new stream file because empty stream
129 * files are not even part of stream file groups, which
130 * means we're sure to get at least one pair of "packet
131 * begin" and "packet end" notifications in the case of
132 * a single, empty packet.
133 */
134 assert(next_ret.status != BT_NOTIFICATION_ITERATOR_STATUS_END);
135 }
d01e0f33 136
94cf822e
PP
137end:
138 return next_ret;
ea0b4b9e 139}
bfd20a42 140
4f1f88a6 141void ctf_fs_iterator_finalize(struct bt_private_notification_iterator *it)
760051fa 142{
94cf822e 143 void *notif_iter_data =
4f1f88a6 144 bt_private_notification_iterator_get_user_data(it);
760051fa 145
94cf822e 146 ctf_fs_notif_iter_data_destroy(notif_iter_data);
760051fa
JG
147}
148
4f1f88a6
PP
149enum bt_notification_iterator_status ctf_fs_iterator_init(
150 struct bt_private_notification_iterator *it,
151 struct bt_private_port *port)
4c1456f0 152{
4f1f88a6 153 struct ctf_fs_port_data *port_data;
94cf822e 154 struct ctf_fs_notif_iter_data *notif_iter_data = NULL;
4f1f88a6
PP
155 enum bt_notification_iterator_status ret =
156 BT_NOTIFICATION_ITERATOR_STATUS_OK;
94cf822e 157 int iret;
760051fa 158
4f1f88a6
PP
159 port_data = bt_private_port_get_user_data(port);
160 if (!port_data) {
fe8ad2b6 161 ret = BT_NOTIFICATION_ITERATOR_STATUS_INVALID;
4f1f88a6
PP
162 goto error;
163 }
5b29e799 164
94cf822e
PP
165 notif_iter_data = g_new0(struct ctf_fs_notif_iter_data, 1);
166 if (!notif_iter_data) {
167 ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
168 goto error;
169 }
170
171 notif_iter_data->ds_file_group = port_data->ds_file_group;
172 iret = notif_iter_data_set_current_ds_file(notif_iter_data);
173 if (iret) {
174 ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
4f1f88a6 175 goto error;
760051fa
JG
176 }
177
94cf822e 178 ret = bt_private_notification_iterator_set_user_data(it, notif_iter_data);
4f1f88a6
PP
179 if (ret) {
180 goto error;
760051fa
JG
181 }
182
94cf822e 183 notif_iter_data = NULL;
4f1f88a6 184 goto end;
5b29e799 185
4f1f88a6
PP
186error:
187 (void) bt_private_notification_iterator_set_user_data(it, NULL);
188
189 if (ret == BT_NOTIFICATION_ITERATOR_STATUS_OK) {
190 ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
760051fa 191 }
5b29e799 192
760051fa 193end:
94cf822e 194 ctf_fs_notif_iter_data_destroy(notif_iter_data);
760051fa
JG
195 return ret;
196}
197
760051fa 198static
1a9f7075 199void ctf_fs_destroy(struct ctf_fs_component *ctf_fs)
760051fa 200{
4f1f88a6 201 if (!ctf_fs) {
8fa760ba
JG
202 return;
203 }
4f1f88a6 204
1a9f7075
PP
205 if (ctf_fs->traces) {
206 g_ptr_array_free(ctf_fs->traces, TRUE);
56a1cced 207 }
4f1f88a6
PP
208
209 if (ctf_fs->port_data) {
210 g_ptr_array_free(ctf_fs->port_data, TRUE);
c14d7e26 211 }
760051fa 212
1a9f7075
PP
213 g_free(ctf_fs);
214}
215
97ade20b
JG
216BT_HIDDEN
217void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace)
1a9f7075 218{
1a9f7075
PP
219 if (!ctf_fs_trace) {
220 return;
221 }
222
94cf822e
PP
223 if (ctf_fs_trace->ds_file_groups) {
224 g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE);
225 }
226
1a9f7075
PP
227 if (ctf_fs_trace->path) {
228 g_string_free(ctf_fs_trace->path, TRUE);
4f1f88a6 229 }
760051fa 230
1a9f7075
PP
231 if (ctf_fs_trace->name) {
232 g_string_free(ctf_fs_trace->name, TRUE);
233 }
234
235 if (ctf_fs_trace->metadata) {
236 ctf_fs_metadata_fini(ctf_fs_trace->metadata);
237 g_free(ctf_fs_trace->metadata);
238 }
239
240 bt_put(ctf_fs_trace->cc_prio_map);
241 g_free(ctf_fs_trace);
4c1456f0
JG
242}
243
97ade20b
JG
244static
245void ctf_fs_trace_destroy_notifier(void *data)
246{
247 struct ctf_fs_trace *trace = data;
248 ctf_fs_trace_destroy(trace);
249}
250
4f1f88a6 251void ctf_fs_finalize(struct bt_private_component *component)
a4792757 252{
4f1f88a6
PP
253 void *data = bt_private_component_get_user_data(component);
254
1a9f7075 255 ctf_fs_destroy(data);
a4792757
JG
256}
257
e7a4393b 258static
4f1f88a6
PP
259void port_data_destroy(void *data) {
260 struct ctf_fs_port_data *port_data = data;
261
262 if (!port_data) {
263 return;
264 }
265
4f1f88a6 266 g_free(port_data);
5b29e799
JG
267}
268
269static
55314f2a
JG
270int create_one_port_for_trace(struct ctf_fs_component *ctf_fs,
271 struct ctf_fs_trace *ctf_fs_trace,
94cf822e 272 struct ctf_fs_ds_file_group *ds_file_group)
5b29e799 273{
4f1f88a6 274 int ret = 0;
4f1f88a6
PP
275 struct ctf_fs_port_data *port_data = NULL;
276 GString *port_name = NULL;
94cf822e
PP
277 struct ctf_fs_ds_file_info *ds_file_info =
278 g_ptr_array_index(ds_file_group->ds_file_infos, 0);
4f1f88a6
PP
279
280 port_name = g_string_new(NULL);
281 if (!port_name) {
282 goto error;
283 }
284
94cf822e
PP
285 /*
286 * Assign the name for the new output port. If there's more than
287 * one stream file in the stream file group, the first
288 * (earliest) stream file's path is used.
289 */
290 assert(ds_file_group->ds_file_infos->len > 0);
291 ds_file_info = g_ptr_array_index(ds_file_group->ds_file_infos, 0);
292 g_string_assign(port_name, ds_file_info->path->str);
55314f2a 293 BT_LOGD("Creating one port named `%s`", port_name->str);
4f1f88a6
PP
294
295 /* Create output port for this file */
4f1f88a6
PP
296 port_data = g_new0(struct ctf_fs_port_data, 1);
297 if (!port_data) {
298 goto error;
299 }
300
94cf822e 301 port_data->ds_file_group = ds_file_group;
147337a3
PP
302 ret = bt_private_component_source_add_output_private_port(
303 ctf_fs->priv_comp, port_name->str, port_data, NULL);
304 if (ret) {
4f1f88a6
PP
305 goto error;
306 }
307
308 g_ptr_array_add(ctf_fs->port_data, port_data);
309 port_data = NULL;
310 goto end;
311
312error:
313 ret = -1;
314
315end:
316 if (port_name) {
317 g_string_free(port_name, TRUE);
318 }
319
4f1f88a6
PP
320 port_data_destroy(port_data);
321 return ret;
5b29e799
JG
322}
323
324static
55314f2a
JG
325int create_ports_for_trace(struct ctf_fs_component *ctf_fs,
326 struct ctf_fs_trace *ctf_fs_trace)
94cf822e
PP
327{
328 int ret = 0;
94cf822e
PP
329 size_t i;
330
331 /* Create one output port for each stream file group */
332 for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) {
333 struct ctf_fs_ds_file_group *ds_file_group =
334 g_ptr_array_index(ctf_fs_trace->ds_file_groups, i);
335
55314f2a
JG
336 ret = create_one_port_for_trace(ctf_fs, ctf_fs_trace,
337 ds_file_group);
94cf822e 338 if (ret) {
55314f2a 339 BT_LOGE("Cannot create output port.");
94cf822e
PP
340 goto end;
341 }
342 }
343
344end:
345 return ret;
346}
347
348uint64_t get_packet_header_stream_instance_id(struct ctf_fs_trace *ctf_fs_trace,
349 struct bt_ctf_field *packet_header_field)
350{
351 struct bt_ctf_field *stream_instance_id_field = NULL;
352 uint64_t stream_instance_id = -1ULL;
353 int ret;
354
355 if (!packet_header_field) {
356 goto end;
357 }
358
359 stream_instance_id_field = bt_ctf_field_structure_get_field_by_name(
360 packet_header_field, "stream_instance_id");
361 if (!stream_instance_id_field) {
362 goto end;
363 }
364
365 ret = bt_ctf_field_unsigned_integer_get_value(stream_instance_id_field,
366 &stream_instance_id);
367 if (ret) {
368 stream_instance_id = -1ULL;
369 goto end;
370 }
371
372end:
373 bt_put(stream_instance_id_field);
374 return stream_instance_id;
375}
376
377struct bt_ctf_stream_class *stream_class_from_packet_header(
378 struct ctf_fs_trace *ctf_fs_trace,
379 struct bt_ctf_field *packet_header_field)
380{
381 struct bt_ctf_field *stream_id_field = NULL;
382 struct bt_ctf_stream_class *stream_class = NULL;
383 uint64_t stream_id = -1ULL;
384 int ret;
385
386 if (!packet_header_field) {
387 goto single_stream_class;
388 }
389
390 stream_id_field = bt_ctf_field_structure_get_field_by_name(
391 packet_header_field, "stream_id");
392 if (!stream_id_field) {
89b08333 393 goto single_stream_class;
94cf822e
PP
394 }
395
396 ret = bt_ctf_field_unsigned_integer_get_value(stream_id_field,
397 &stream_id);
398 if (ret) {
399 stream_id = -1ULL;
400 }
401
402 if (stream_id == -1ULL) {
403single_stream_class:
404 /* Single stream class */
405 if (bt_ctf_trace_get_stream_class_count(
406 ctf_fs_trace->metadata->trace) == 0) {
407 goto end;
408 }
409
410 stream_class = bt_ctf_trace_get_stream_class_by_index(
411 ctf_fs_trace->metadata->trace, 0);
412 } else {
413 stream_class = bt_ctf_trace_get_stream_class_by_id(
414 ctf_fs_trace->metadata->trace, stream_id);
415 }
416
417end:
418 bt_put(stream_id_field);
419 return stream_class;
420}
421
422uint64_t get_packet_context_timestamp_begin_ns(
423 struct ctf_fs_trace *ctf_fs_trace,
424 struct bt_ctf_field *packet_context_field)
425{
426 int ret;
427 struct bt_ctf_field *timestamp_begin_field = NULL;
428 struct bt_ctf_field_type *timestamp_begin_ft = NULL;
429 uint64_t timestamp_begin_raw_value = -1ULL;
430 uint64_t timestamp_begin_ns = -1ULL;
431 int64_t timestamp_begin_ns_signed;
432 struct bt_ctf_clock_class *timestamp_begin_clock_class = NULL;
433 struct bt_ctf_clock_value *clock_value = NULL;
434
435 if (!packet_context_field) {
436 goto end;
437 }
438
439 timestamp_begin_field = bt_ctf_field_structure_get_field_by_name(
440 packet_context_field, "timestamp_begin");
441 if (!timestamp_begin_field) {
442 goto end;
443 }
444
445 timestamp_begin_ft = bt_ctf_field_get_type(timestamp_begin_field);
446 assert(timestamp_begin_ft);
447 timestamp_begin_clock_class =
448 bt_ctf_field_type_integer_get_mapped_clock_class(timestamp_begin_ft);
449 if (!timestamp_begin_clock_class) {
450 goto end;
451 }
452
453 ret = bt_ctf_field_unsigned_integer_get_value(timestamp_begin_field,
454 &timestamp_begin_raw_value);
455 if (ret) {
456 goto end;
457 }
458
459 clock_value = bt_ctf_clock_value_create(timestamp_begin_clock_class,
460 timestamp_begin_raw_value);
461 if (!clock_value) {
462 goto end;
463 }
464
465 ret = bt_ctf_clock_value_get_value_ns_from_epoch(clock_value,
466 &timestamp_begin_ns_signed);
467 if (ret) {
468 goto end;
469 }
470
471 timestamp_begin_ns = (uint64_t) timestamp_begin_ns_signed;
472
473end:
474 bt_put(timestamp_begin_field);
475 bt_put(timestamp_begin_ft);
476 bt_put(timestamp_begin_clock_class);
477 bt_put(clock_value);
478 return timestamp_begin_ns;
479}
480
481static
482void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info)
483{
484 if (!ds_file_info) {
485 return;
486 }
487
488 if (ds_file_info->path) {
489 g_string_free(ds_file_info->path, TRUE);
490 }
491
97ade20b 492 ctf_fs_ds_index_destroy(ds_file_info->index);
94cf822e
PP
493 g_free(ds_file_info);
494}
495
496static
497struct ctf_fs_ds_file_info *ctf_fs_ds_file_info_create(const char *path,
97ade20b 498 uint64_t begin_ns, struct ctf_fs_ds_index *index)
94cf822e
PP
499{
500 struct ctf_fs_ds_file_info *ds_file_info;
501
502 ds_file_info = g_new0(struct ctf_fs_ds_file_info, 1);
503 if (!ds_file_info) {
504 goto end;
505 }
506
507 ds_file_info->path = g_string_new(path);
508 if (!ds_file_info->path) {
509 ctf_fs_ds_file_info_destroy(ds_file_info);
510 ds_file_info = NULL;
511 goto end;
512 }
513
514 ds_file_info->begin_ns = begin_ns;
97ade20b
JG
515 ds_file_info->index = index;
516 index = NULL;
94cf822e
PP
517
518end:
97ade20b 519 ctf_fs_ds_index_destroy(index);
94cf822e
PP
520 return ds_file_info;
521}
522
523static
524void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group)
525{
526 if (!ds_file_group) {
527 return;
528 }
529
530 if (ds_file_group->ds_file_infos) {
531 g_ptr_array_free(ds_file_group->ds_file_infos, TRUE);
532 }
533
534 bt_put(ds_file_group->stream);
535 g_free(ds_file_group);
536}
537
538static
539struct ctf_fs_ds_file_group *ctf_fs_ds_file_group_create(
540 struct ctf_fs_trace *ctf_fs_trace,
541 struct bt_ctf_stream_class *stream_class,
542 uint64_t stream_instance_id)
543{
544 struct ctf_fs_ds_file_group *ds_file_group;
545
546 assert(stream_class);
547 ds_file_group = g_new0(struct ctf_fs_ds_file_group, 1);
548 if (!ds_file_group) {
549 goto error;
550 }
551
552 ds_file_group->ds_file_infos = g_ptr_array_new_with_free_func(
553 (GDestroyNotify) ctf_fs_ds_file_info_destroy);
554 if (!ds_file_group->ds_file_infos) {
555 goto error;
556 }
557
558 if (stream_instance_id == -1ULL) {
559 ds_file_group->stream = bt_ctf_stream_create(
560 stream_class, NULL);
561 } else {
562 ds_file_group->stream = bt_ctf_stream_create_with_id(
563 stream_class, NULL, stream_instance_id);
564 }
565
566 if (!ds_file_group->stream) {
567 goto error;
568 }
569
570 ds_file_group->ctf_fs_trace = ctf_fs_trace;
571
572 goto end;
573
574error:
575 ctf_fs_ds_file_group_destroy(ds_file_group);
576 ds_file_group = NULL;
577
578end:
579 return ds_file_group;
580}
581
582static
583int ctf_fs_ds_file_group_add_ds_file_info(
584 struct ctf_fs_ds_file_group *ds_file_group,
97ade20b
JG
585 const char *path, uint64_t begin_ns,
586 struct ctf_fs_ds_index *index)
94cf822e
PP
587{
588 struct ctf_fs_ds_file_info *ds_file_info;
589 gint i = 0;
590 int ret = 0;
591
97ade20b
JG
592 /* Onwership of index is transferred. */
593 ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns, index);
594 index = NULL;
94cf822e
PP
595 if (!ds_file_info) {
596 goto error;
597 }
598
599 /* Find a spot to insert this one */
600 for (i = 0; i < ds_file_group->ds_file_infos->len; i++) {
601 struct ctf_fs_ds_file_info *other_ds_file_info =
602 g_ptr_array_index(ds_file_group->ds_file_infos, i);
603
604 if (begin_ns < other_ds_file_info->begin_ns) {
605 break;
606 }
607 }
608
609 if (i == ds_file_group->ds_file_infos->len) {
610 /* Append instead */
611 i = -1;
612 }
613
614 g_ptr_array_insert(ds_file_group->ds_file_infos, i, ds_file_info);
615 ds_file_info = NULL;
616 goto end;
617
618error:
619 ctf_fs_ds_file_info_destroy(ds_file_info);
97ade20b 620 ctf_fs_ds_index_destroy(index);
94cf822e 621 ret = -1;
94cf822e
PP
622end:
623 return ret;
624}
625
626static
627int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace,
628 const char *path)
629{
630 struct bt_ctf_field *packet_header_field = NULL;
631 struct bt_ctf_field *packet_context_field = NULL;
632 struct bt_ctf_stream_class *stream_class = NULL;
94cf822e
PP
633 uint64_t stream_instance_id = -1ULL;
634 uint64_t begin_ns = -1ULL;
635 struct ctf_fs_ds_file_group *ds_file_group = NULL;
636 bool add_group = false;
637 int ret;
638 size_t i;
97ade20b
JG
639 struct ctf_fs_ds_file *ds_file;
640 struct ctf_fs_ds_index *index = NULL;
94cf822e 641
97ade20b
JG
642 ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, path);
643 if (!ds_file) {
644 goto error;
645 }
646
647 ret = ctf_fs_ds_file_get_packet_header_context_fields(ds_file,
648 &packet_header_field, &packet_context_field);
94cf822e 649 if (ret) {
55314f2a 650 BT_LOGE("Cannot get stream file's first packet's header and context fields (`%s`).",
94cf822e
PP
651 path);
652 goto error;
653 }
654
655 stream_instance_id = get_packet_header_stream_instance_id(ctf_fs_trace,
656 packet_header_field);
657 begin_ns = get_packet_context_timestamp_begin_ns(ctf_fs_trace,
658 packet_context_field);
659 stream_class = stream_class_from_packet_header(ctf_fs_trace,
660 packet_header_field);
661 if (!stream_class) {
662 goto error;
663 }
664
97ade20b
JG
665 index = ctf_fs_ds_file_build_index(ds_file);
666 if (!index) {
667 BT_LOGW("Failed to index CTF stream file \'%s\'",
668 ds_file->file->path->str);
669 }
670
94cf822e
PP
671 if (begin_ns == -1ULL) {
672 /*
673 * No beggining timestamp to sort the stream files
674 * within a stream file group, so consider that this
675 * file must be the only one within its group.
676 */
677 stream_instance_id = -1ULL;
678 }
679
680 if (stream_instance_id == -1ULL) {
681 /*
682 * No stream instance ID or no beginning timestamp:
683 * create a unique stream file group for this stream
684 * file because, even if there's a stream instance ID,
685 * there's no timestamp to order the file within its
686 * group.
687 */
688
689 ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace,
690 stream_class, stream_instance_id);
691 if (!ds_file_group) {
692 goto error;
693 }
694
695 ret = ctf_fs_ds_file_group_add_ds_file_info(ds_file_group,
97ade20b
JG
696 path, begin_ns, index);
697 /* Ownership of index is transferred. */
698 index = NULL;
94cf822e
PP
699 if (ret) {
700 goto error;
701 }
702
703 add_group = true;
704 goto end;
705 }
706
707 assert(stream_instance_id != -1ULL);
708 assert(begin_ns != -1ULL);
709
710 /* Find an existing stream file group with this ID */
711 for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) {
712 int64_t id;
713 struct bt_ctf_stream_class *cand_stream_class;
714
715 ds_file_group = g_ptr_array_index(
716 ctf_fs_trace->ds_file_groups, i);
717 id = bt_ctf_stream_get_id(ds_file_group->stream);
718 cand_stream_class = bt_ctf_stream_get_class(
719 ds_file_group->stream);
720
721 assert(cand_stream_class);
722 bt_put(cand_stream_class);
723
724 if (cand_stream_class == stream_class &&
725 (uint64_t) id == stream_instance_id) {
726 break;
727 }
728
729 ds_file_group = NULL;
730 }
731
732 if (!ds_file_group) {
733 ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace,
734 stream_class, stream_instance_id);
735 if (!ds_file_group) {
736 goto error;
737 }
738
739 add_group = true;
740 }
741
742 ret = ctf_fs_ds_file_group_add_ds_file_info(ds_file_group,
97ade20b
JG
743 path, begin_ns, index);
744 index = NULL;
94cf822e
PP
745 if (ret) {
746 goto error;
747 }
748
749 goto end;
750
751error:
752 ctf_fs_ds_file_group_destroy(ds_file_group);
753 ret = -1;
754
755end:
756 if (add_group && ds_file_group) {
757 g_ptr_array_add(ctf_fs_trace->ds_file_groups, ds_file_group);
758 }
97ade20b
JG
759 ctf_fs_ds_file_destroy(ds_file);
760 ctf_fs_ds_index_destroy(index);
94cf822e
PP
761 bt_put(packet_header_field);
762 bt_put(packet_context_field);
763 bt_put(stream_class);
764 return ret;
765}
766
767static
768int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace)
e7a4393b
JG
769{
770 int ret = 0;
4f1f88a6 771 const char *basename;
e7a4393b 772 GError *error = NULL;
4f1f88a6 773 GDir *dir = NULL;
e7a4393b 774
94cf822e 775 /* Check each file in the path directory, except specific ones */
1a9f7075 776 dir = g_dir_open(ctf_fs_trace->path->str, 0, &error);
e7a4393b 777 if (!dir) {
55314f2a 778 BT_LOGE("Cannot open directory `%s`: %s (code %d)",
1a9f7075 779 ctf_fs_trace->path->str, error->message,
4f1f88a6 780 error->code);
e7a4393b
JG
781 goto error;
782 }
783
4f1f88a6 784 while ((basename = g_dir_read_name(dir))) {
94cf822e
PP
785 struct ctf_fs_file *file;
786
4f1f88a6 787 if (!strcmp(basename, CTF_FS_METADATA_FILENAME)) {
e7a4393b 788 /* Ignore the metadata stream. */
55314f2a 789 BT_LOGD("Ignoring metadata file `%s/%s`",
1a9f7075 790 ctf_fs_trace->path->str, basename);
e7a4393b
JG
791 continue;
792 }
793
4f1f88a6 794 if (basename[0] == '.') {
55314f2a 795 BT_LOGD("Ignoring hidden file `%s/%s`",
1a9f7075 796 ctf_fs_trace->path->str, basename);
e7a4393b
JG
797 continue;
798 }
799
800 /* Create the file. */
55314f2a 801 file = ctf_fs_file_create();
e7a4393b 802 if (!file) {
55314f2a 803 BT_LOGE("Cannot create stream file object for file `%s/%s`",
1a9f7075 804 ctf_fs_trace->path->str, basename);
e7a4393b
JG
805 goto error;
806 }
807
808 /* Create full path string. */
809 g_string_append_printf(file->path, "%s/%s",
1a9f7075 810 ctf_fs_trace->path->str, basename);
e7a4393b 811 if (!g_file_test(file->path->str, G_FILE_TEST_IS_REGULAR)) {
55314f2a 812 BT_LOGD("Ignoring non-regular file `%s`",
1a9f7075 813 file->path->str);
e7a4393b 814 ctf_fs_file_destroy(file);
4f1f88a6 815 file = NULL;
e7a4393b
JG
816 continue;
817 }
818
55314f2a 819 ret = ctf_fs_file_open(file, "rb");
4f1f88a6 820 if (ret) {
55314f2a 821 BT_LOGE("Cannot open stream file `%s`", file->path->str);
e7a4393b
JG
822 goto error;
823 }
824
9fa0891a
JG
825 if (file->size == 0) {
826 /* Skip empty stream. */
55314f2a 827 BT_LOGD("Ignoring empty file `%s`", file->path->str);
9fa0891a
JG
828 ctf_fs_file_destroy(file);
829 continue;
830 }
831
94cf822e
PP
832 ret = add_ds_file_to_ds_file_group(ctf_fs_trace,
833 file->path->str);
4f1f88a6 834 if (ret) {
89b08333 835 BT_LOGE("Cannot add stream file `%s` to stream file group",
1a9f7075 836 file->path->str);
94cf822e 837 ctf_fs_file_destroy(file);
e7a4393b
JG
838 goto error;
839 }
840
4f1f88a6 841 ctf_fs_file_destroy(file);
e7a4393b
JG
842 }
843
844 goto end;
4f1f88a6 845
e7a4393b
JG
846error:
847 ret = -1;
4f1f88a6 848
e7a4393b
JG
849end:
850 if (dir) {
851 g_dir_close(dir);
852 dir = NULL;
853 }
4f1f88a6 854
e7a4393b
JG
855 if (error) {
856 g_error_free(error);
857 }
5b29e799 858
91457551 859 return ret;
5b29e799
JG
860}
861
599faa1c 862static
1a9f7075 863int create_cc_prio_map(struct ctf_fs_trace *ctf_fs_trace)
599faa1c
PP
864{
865 int ret = 0;
866 size_t i;
867 int count;
868
1a9f7075
PP
869 assert(ctf_fs_trace);
870 ctf_fs_trace->cc_prio_map = bt_clock_class_priority_map_create();
871 if (!ctf_fs_trace->cc_prio_map) {
599faa1c
PP
872 ret = -1;
873 goto end;
874 }
875
1a9f7075
PP
876 count = bt_ctf_trace_get_clock_class_count(
877 ctf_fs_trace->metadata->trace);
599faa1c
PP
878 assert(count >= 0);
879
880 for (i = 0; i < count; i++) {
881 struct bt_ctf_clock_class *clock_class =
9ac68eb1 882 bt_ctf_trace_get_clock_class_by_index(
1a9f7075 883 ctf_fs_trace->metadata->trace, i);
599faa1c
PP
884
885 assert(clock_class);
886 ret = bt_clock_class_priority_map_add_clock_class(
1a9f7075 887 ctf_fs_trace->cc_prio_map, clock_class, 0);
599faa1c
PP
888 BT_PUT(clock_class);
889
890 if (ret) {
891 goto end;
892 }
893 }
894
895end:
896 return ret;
897}
898
97ade20b 899BT_HIDDEN
55314f2a 900struct ctf_fs_trace *ctf_fs_trace_create(const char *path, const char *name,
a2a54545 901 struct ctf_fs_metadata_config *metadata_config)
1a9f7075
PP
902{
903 struct ctf_fs_trace *ctf_fs_trace;
904 int ret;
905
906 ctf_fs_trace = g_new0(struct ctf_fs_trace, 1);
907 if (!ctf_fs_trace) {
908 goto end;
909 }
910
1a9f7075
PP
911 ctf_fs_trace->path = g_string_new(path);
912 if (!ctf_fs_trace->path) {
913 goto error;
914 }
915
916 ctf_fs_trace->name = g_string_new(name);
917 if (!ctf_fs_trace->name) {
918 goto error;
919 }
920
921 ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1);
922 if (!ctf_fs_trace->metadata) {
923 goto error;
924 }
925
94cf822e
PP
926 ctf_fs_trace->ds_file_groups = g_ptr_array_new_with_free_func(
927 (GDestroyNotify) ctf_fs_ds_file_group_destroy);
928 if (!ctf_fs_trace->ds_file_groups) {
929 goto error;
930 }
931
a2a54545 932 ret = ctf_fs_metadata_set_trace(ctf_fs_trace, metadata_config);
1a9f7075
PP
933 if (ret) {
934 goto error;
935 }
936
94cf822e
PP
937 ret = create_ds_file_groups(ctf_fs_trace);
938 if (ret) {
939 goto error;
940 }
941
1a9f7075
PP
942 ret = create_cc_prio_map(ctf_fs_trace);
943 if (ret) {
944 goto error;
945 }
946
27d1a78b
PP
947 /*
948 * create_ds_file_groups() created all the streams that this
949 * trace needs. There won't be any more. Therefore it is safe to
950 * make this trace static.
951 */
952 (void) bt_ctf_trace_set_is_static(ctf_fs_trace->metadata->trace);
953
1a9f7075
PP
954 goto end;
955
956error:
957 ctf_fs_trace_destroy(ctf_fs_trace);
958 ctf_fs_trace = NULL;
959end:
960 return ctf_fs_trace;
961}
962
963static
964int path_is_ctf_trace(const char *path)
965{
966 GString *metadata_path = g_string_new(NULL);
967 int ret = 0;
968
969 if (!metadata_path) {
970 ret = -1;
971 goto end;
972 }
973
974 g_string_printf(metadata_path, "%s/%s", path, CTF_FS_METADATA_FILENAME);
975
976 if (g_file_test(metadata_path->str, G_FILE_TEST_IS_REGULAR)) {
977 ret = 1;
978 goto end;
979 }
980
981end:
982 g_string_free(metadata_path, TRUE);
983 return ret;
984}
985
986static
55314f2a 987int add_trace_path(GList **trace_paths, const char *path)
1a9f7075 988{
4bd72b60 989 GString *norm_path = NULL;
1a9f7075 990 int ret = 0;
1a9f7075 991
4bd72b60
PP
992 norm_path = bt_common_normalize_path(path, NULL);
993 if (!norm_path) {
55314f2a 994 BT_LOGE("Failed to normalize path `%s`.", path);
1a9f7075
PP
995 ret = -1;
996 goto end;
997 }
998
4bd72b60 999 if (strcmp(norm_path->str, "/") == 0) {
55314f2a 1000 BT_LOGE("Opening a trace in `/` is not supported.");
1a9f7075
PP
1001 ret = -1;
1002 goto end;
1003 }
1004
4bd72b60 1005 *trace_paths = g_list_prepend(*trace_paths, norm_path);
1a9f7075 1006 assert(*trace_paths);
4bd72b60 1007 norm_path = NULL;
1a9f7075
PP
1008
1009end:
4bd72b60
PP
1010 if (norm_path) {
1011 g_string_free(norm_path, TRUE);
1012 }
1013
1a9f7075
PP
1014 return ret;
1015}
1016
55314f2a
JG
1017BT_HIDDEN
1018int ctf_fs_find_traces(GList **trace_paths, const char *start_path)
1a9f7075
PP
1019{
1020 int ret;
1021 GError *error = NULL;
1022 GDir *dir = NULL;
1023 const char *basename = NULL;
1024
1025 /* Check if the starting path is a CTF trace itself */
1026 ret = path_is_ctf_trace(start_path);
1027 if (ret < 0) {
1028 goto end;
1029 }
1030
1031 if (ret) {
1032 /*
4bd72b60
PP
1033 * Stop recursion: a CTF trace cannot contain another
1034 * CTF trace.
1a9f7075 1035 */
55314f2a 1036 ret = add_trace_path(trace_paths, start_path);
1a9f7075
PP
1037 goto end;
1038 }
1039
1040 /* Look for subdirectories */
1041 if (!g_file_test(start_path, G_FILE_TEST_IS_DIR)) {
1042 /* Starting path is not a directory: end of recursion */
1043 goto end;
1044 }
1045
1046 dir = g_dir_open(start_path, 0, &error);
1047 if (!dir) {
1048 if (error->code == G_FILE_ERROR_ACCES) {
55314f2a 1049 BT_LOGD("Cannot open directory `%s`: %s (code %d): continuing",
1a9f7075
PP
1050 start_path, error->message, error->code);
1051 goto end;
1052 }
1053
55314f2a 1054 BT_LOGE("Cannot open directory `%s`: %s (code %d)",
1a9f7075
PP
1055 start_path, error->message, error->code);
1056 ret = -1;
1057 goto end;
1058 }
1059
1060 while ((basename = g_dir_read_name(dir))) {
1061 GString *sub_path = g_string_new(NULL);
1062
1063 if (!sub_path) {
1064 ret = -1;
1065 goto end;
1066 }
1067
1068 g_string_printf(sub_path, "%s/%s", start_path, basename);
55314f2a 1069 ret = ctf_fs_find_traces(trace_paths, sub_path->str);
1a9f7075
PP
1070 g_string_free(sub_path, TRUE);
1071 if (ret) {
1072 goto end;
1073 }
1074 }
1075
1076end:
1077 if (dir) {
1078 g_dir_close(dir);
1079 }
1080
1081 if (error) {
1082 g_error_free(error);
1083 }
1084
1085 return ret;
1086}
1087
55314f2a
JG
1088BT_HIDDEN
1089GList *ctf_fs_create_trace_names(GList *trace_paths, const char *base_path) {
1a9f7075 1090 GList *trace_names = NULL;
1a9f7075 1091 GList *node;
4bd72b60
PP
1092 const char *last_sep;
1093 size_t base_dist;
1a9f7075
PP
1094
1095 /*
4bd72b60
PP
1096 * At this point we know that all the trace paths are
1097 * normalized, and so is the base path. This means that
1098 * they are absolute and they don't end with a separator.
1099 * We can simply find the location of the last separator
1100 * in the base path, which gives us the name of the actual
1101 * directory to look into, and use this location as the
1102 * start of each trace name within each trace path.
1103 *
1104 * For example:
1105 *
1106 * Base path: /home/user/my-traces/some-trace
1107 * Trace paths:
1108 * - /home/user/my-traces/some-trace/host1/trace1
1109 * - /home/user/my-traces/some-trace/host1/trace2
1110 * - /home/user/my-traces/some-trace/host2/trace
1111 * - /home/user/my-traces/some-trace/other-trace
1112 *
1113 * In this case the trace names are:
1114 *
1115 * - some-trace/host1/trace1
1116 * - some-trace/host1/trace2
1117 * - some-trace/host2/trace
1118 * - some-trace/other-trace
1a9f7075 1119 */
4bd72b60 1120 last_sep = strrchr(base_path, G_DIR_SEPARATOR);
1a9f7075 1121
4bd72b60
PP
1122 /* We know there's at least one separator */
1123 assert(last_sep);
1a9f7075 1124
4bd72b60
PP
1125 /* Distance to base */
1126 base_dist = last_sep - base_path + 1;
1a9f7075
PP
1127
1128 /* Create the trace names */
1129 for (node = trace_paths; node; node = g_list_next(node)) {
1130 GString *trace_name = g_string_new(NULL);
1131 GString *trace_path = node->data;
1132
4bd72b60
PP
1133 assert(trace_name);
1134 g_string_assign(trace_name, &trace_path->str[base_dist]);
1a9f7075
PP
1135 trace_names = g_list_append(trace_names, trace_name);
1136 }
1137
1138 return trace_names;
1139}
1140
1141static
1142int create_ctf_fs_traces(struct ctf_fs_component *ctf_fs,
1143 const char *path_param)
1144{
1145 struct ctf_fs_trace *ctf_fs_trace = NULL;
1146 int ret = 0;
4bd72b60 1147 GString *norm_path = NULL;
1a9f7075
PP
1148 GList *trace_paths = NULL;
1149 GList *trace_names = NULL;
1150 GList *tp_node;
1151 GList *tn_node;
1152
4bd72b60
PP
1153 norm_path = bt_common_normalize_path(path_param, NULL);
1154 if (!norm_path) {
55314f2a 1155 BT_LOGE("Failed to normalize path: `%s`.",
4bd72b60
PP
1156 path_param);
1157 goto error;
1158 }
1159
55314f2a 1160 ret = ctf_fs_find_traces(&trace_paths, norm_path->str);
1a9f7075
PP
1161 if (ret) {
1162 goto error;
1163 }
1164
1165 if (!trace_paths) {
55314f2a 1166 BT_LOGE("No CTF traces recursively found in `%s`.",
1a9f7075
PP
1167 path_param);
1168 goto error;
1169 }
1170
55314f2a 1171 trace_names = ctf_fs_create_trace_names(trace_paths, norm_path->str);
1a9f7075 1172 if (!trace_names) {
55314f2a 1173 BT_LOGE("Cannot create trace names from trace paths.");
1a9f7075
PP
1174 goto error;
1175 }
1176
1177 for (tp_node = trace_paths, tn_node = trace_names; tp_node;
1178 tp_node = g_list_next(tp_node),
1179 tn_node = g_list_next(tn_node)) {
1180 GString *trace_path = tp_node->data;
1181 GString *trace_name = tn_node->data;
1182
55314f2a 1183 ctf_fs_trace = ctf_fs_trace_create(trace_path->str,
a2a54545 1184 trace_name->str, &ctf_fs->metadata_config);
1a9f7075 1185 if (!ctf_fs_trace) {
55314f2a 1186 BT_LOGE("Cannot create trace for `%s`.",
1a9f7075
PP
1187 trace_path->str);
1188 goto error;
1189 }
52c5fe74 1190
55314f2a
JG
1191 ret = create_ports_for_trace(ctf_fs, ctf_fs_trace);
1192 if (ret) {
1193 goto error;
1194 }
1195
52c5fe74
PP
1196 g_ptr_array_add(ctf_fs->traces, ctf_fs_trace);
1197 ctf_fs_trace = NULL;
1a9f7075
PP
1198 }
1199
1a9f7075
PP
1200 goto end;
1201
1202error:
1203 ret = -1;
1204 ctf_fs_trace_destroy(ctf_fs_trace);
1205
1206end:
1207 for (tp_node = trace_paths; tp_node; tp_node = g_list_next(tp_node)) {
1208 if (tp_node->data) {
1209 g_string_free(tp_node->data, TRUE);
1210 }
1211 }
1212
1213 for (tn_node = trace_names; tn_node; tn_node = g_list_next(tn_node)) {
1214 if (tn_node->data) {
1215 g_string_free(tn_node->data, TRUE);
1216 }
1217 }
1218
1219 if (trace_paths) {
1220 g_list_free(trace_paths);
1221 }
1222
1223 if (trace_names) {
1224 g_list_free(trace_names);
1225 }
1226
4bd72b60
PP
1227 if (norm_path) {
1228 g_string_free(norm_path, TRUE);
1229 }
1230
1a9f7075
PP
1231 return ret;
1232}
1233
5b29e799 1234static
4f1f88a6
PP
1235struct ctf_fs_component *ctf_fs_create(struct bt_private_component *priv_comp,
1236 struct bt_value *params)
56a1cced
JG
1237{
1238 struct ctf_fs_component *ctf_fs;
1ef09eb5 1239 struct bt_value *value = NULL;
1a9f7075 1240 const char *path_param;
4f1f88a6 1241 int ret;
56a1cced
JG
1242
1243 ctf_fs = g_new0(struct ctf_fs_component, 1);
1244 if (!ctf_fs) {
1245 goto end;
1246 }
1247
1a9f7075
PP
1248 ret = bt_private_component_set_user_data(priv_comp, ctf_fs);
1249 assert(ret == 0);
1250
4f1f88a6
PP
1251 /*
1252 * We don't need to get a new reference here because as long as
1253 * our private ctf_fs_component object exists, the containing
1254 * private component should also exist.
1255 */
1256 ctf_fs->priv_comp = priv_comp;
56a1cced 1257 value = bt_value_map_get(params, "path");
1a9f7075 1258 if (!bt_value_is_string(value)) {
56a1cced
JG
1259 goto error;
1260 }
1261
1a9f7075
PP
1262 ret = bt_value_string_get(value, &path_param);
1263 assert(ret == 0);
1264 BT_PUT(value);
a2a54545 1265 value = bt_value_map_get(params, "clock-class-offset-s");
92540773 1266 if (value) {
a2a54545
PP
1267 if (!bt_value_is_integer(value)) {
1268 BT_LOGE("clock-class-offset-s should be an integer");
1269 goto error;
1270 }
1271 ret = bt_value_integer_get(value,
1272 &ctf_fs->metadata_config.clock_class_offset_s);
1273 assert(ret == 0);
1274 BT_PUT(value);
1275 }
92540773 1276
a2a54545
PP
1277 value = bt_value_map_get(params, "clock-class-offset-ns");
1278 if (value) {
92540773 1279 if (!bt_value_is_integer(value)) {
a2a54545 1280 BT_LOGE("clock-class-offset-ns should be an integer");
92540773
JD
1281 goto error;
1282 }
a2a54545
PP
1283 ret = bt_value_integer_get(value,
1284 &ctf_fs->metadata_config.clock_class_offset_ns);
1a9f7075 1285 assert(ret == 0);
1a9f7075 1286 BT_PUT(value);
92540773
JD
1287 }
1288
1a9f7075
PP
1289 ctf_fs->port_data = g_ptr_array_new_with_free_func(port_data_destroy);
1290 if (!ctf_fs->port_data) {
4f1f88a6
PP
1291 goto error;
1292 }
1293
97ade20b
JG
1294 ctf_fs->traces = g_ptr_array_new_with_free_func(
1295 ctf_fs_trace_destroy_notifier);
1a9f7075 1296 if (!ctf_fs->traces) {
599faa1c
PP
1297 goto error;
1298 }
1299
1a9f7075 1300 ret = create_ctf_fs_traces(ctf_fs, path_param);
4f1f88a6
PP
1301 if (ret) {
1302 goto error;
1303 }
1304
1ef09eb5
JG
1305 goto end;
1306
56a1cced 1307error:
1a9f7075 1308 ctf_fs_destroy(ctf_fs);
e7a4393b 1309 ctf_fs = NULL;
1a9f7075
PP
1310 ret = bt_private_component_set_user_data(priv_comp, NULL);
1311 assert(ret == 0);
1312
1ef09eb5 1313end:
1a9f7075 1314 bt_put(value);
56a1cced
JG
1315 return ctf_fs;
1316}
1317
ea0b4b9e 1318BT_HIDDEN
4f1f88a6 1319enum bt_component_status ctf_fs_init(struct bt_private_component *priv_comp,
7d61fa8e 1320 struct bt_value *params, UNUSED_VAR void *init_method_data)
ea0b4b9e
JG
1321{
1322 struct ctf_fs_component *ctf_fs;
1323 enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
1324
4f1f88a6 1325 ctf_fs = ctf_fs_create(priv_comp, params);
ea0b4b9e 1326 if (!ctf_fs) {
1a9f7075 1327 ret = BT_COMPONENT_STATUS_ERROR;
ea0b4b9e 1328 }
4c1456f0 1329
ea0b4b9e
JG
1330 return ret;
1331}
33f93973
PP
1332
1333BT_HIDDEN
a67681c1
PP
1334struct bt_value *ctf_fs_query(struct bt_component_class *comp_class,
1335 const char *object, struct bt_value *params)
33f93973 1336{
04c0ba87 1337 struct bt_value *result = NULL;
33f93973 1338
04c0ba87
JG
1339 if (!strcmp(object, "metadata-info")) {
1340 result = metadata_info_query(comp_class, params);
97ade20b
JG
1341 } else if (!strcmp(object, "trace-info")) {
1342 result = trace_info_query(comp_class, params);
33f93973 1343 } else {
55314f2a 1344 BT_LOGE("Unknown query object `%s`", object);
04c0ba87 1345 goto end;
33f93973 1346 }
33f93973 1347end:
04c0ba87 1348 return result;
33f93973 1349}
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