Commit | Line | Data |
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04c0ba87 JG |
1 | /* |
2 | * query.c | |
3 | * | |
4 | * Babeltrace CTF file system Reader Component queries | |
5 | * | |
6 | * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
24 | * SOFTWARE. | |
25 | */ | |
26 | ||
27 | #include "query.h" | |
28 | #include <stdbool.h> | |
f6ccaed9 | 29 | #include <babeltrace/assert-internal.h> |
04c0ba87 JG |
30 | #include "metadata.h" |
31 | #include "../common/metadata/decoder.h" | |
55314f2a | 32 | #include <babeltrace/common-internal.h> |
97ade20b | 33 | #include <babeltrace/babeltrace-internal.h> |
9d408fca | 34 | #include <babeltrace/babeltrace.h> |
97ade20b | 35 | #include "fs.h" |
55314f2a JG |
36 | |
37 | #define BT_LOG_TAG "PLUGIN-CTF-FS-QUERY-SRC" | |
38 | #include "logging.h" | |
04c0ba87 JG |
39 | |
40 | #define METADATA_TEXT_SIG "/* CTF 1.8" | |
41 | ||
97ade20b JG |
42 | struct range { |
43 | int64_t begin_ns; | |
44 | int64_t end_ns; | |
45 | bool set; | |
46 | }; | |
47 | ||
04c0ba87 | 48 | BT_HIDDEN |
4cdfc5e8 | 49 | bt_query_status metadata_info_query( |
b19ff26f PP |
50 | bt_self_component_class_source *comp_class, |
51 | const bt_value *params, | |
52 | const bt_value **user_result) | |
04c0ba87 | 53 | { |
4cdfc5e8 | 54 | bt_query_status status = BT_QUERY_STATUS_OK; |
b19ff26f PP |
55 | bt_value *result = NULL; |
56 | const bt_value *path_value = NULL; | |
04c0ba87 JG |
57 | char *metadata_text = NULL; |
58 | FILE *metadata_fp = NULL; | |
59 | GString *g_metadata_text = NULL; | |
60 | int ret; | |
61 | int bo; | |
62 | const char *path; | |
63 | bool is_packetized; | |
64 | ||
05e21286 | 65 | result = bt_value_map_create(); |
da91b29a | 66 | if (!result) { |
d94d92ac | 67 | status = BT_QUERY_STATUS_NOMEM; |
04c0ba87 JG |
68 | goto error; |
69 | } | |
70 | ||
f6ccaed9 PP |
71 | BT_ASSERT(params); |
72 | ||
04c0ba87 | 73 | if (!bt_value_is_map(params)) { |
f7d0e29c | 74 | BT_LOGE_STR("Query parameters is not a map value object."); |
d94d92ac | 75 | status = BT_QUERY_STATUS_INVALID_PARAMS; |
04c0ba87 JG |
76 | goto error; |
77 | } | |
78 | ||
05e21286 | 79 | path_value = bt_value_map_borrow_entry_value_const(params, "path"); |
07330b50 FD |
80 | if (!path_value) { |
81 | BT_LOGE_STR("Mandatory `path` parameter missing"); | |
82 | status = BT_QUERY_STATUS_INVALID_PARAMS; | |
83 | goto error; | |
84 | } | |
85 | ||
86 | if (!bt_value_is_string(path_value)) { | |
87 | BT_LOGE_STR("`path` parameter is required to be a string value"); | |
88 | status = BT_QUERY_STATUS_INVALID_PARAMS; | |
89 | goto error; | |
90 | } | |
91 | ||
601b0d3c | 92 | path = bt_value_string_get(path_value); |
04c0ba87 | 93 | |
f6ccaed9 | 94 | BT_ASSERT(path); |
04c0ba87 JG |
95 | metadata_fp = ctf_fs_metadata_open_file(path); |
96 | if (!metadata_fp) { | |
f7d0e29c | 97 | BT_LOGE("Cannot open trace metadata: path=\"%s\".", path); |
04c0ba87 JG |
98 | goto error; |
99 | } | |
100 | ||
101 | is_packetized = ctf_metadata_decoder_is_packetized(metadata_fp, | |
102 | &bo); | |
103 | ||
104 | if (is_packetized) { | |
105 | ret = ctf_metadata_decoder_packetized_file_stream_to_buf( | |
106 | metadata_fp, &metadata_text, bo); | |
107 | if (ret) { | |
f7d0e29c JG |
108 | BT_LOGE("Cannot decode packetized metadata file: path=\"%s\"", |
109 | path); | |
04c0ba87 JG |
110 | goto error; |
111 | } | |
112 | } else { | |
113 | long filesize; | |
114 | ||
677e1a21 MD |
115 | ret = fseek(metadata_fp, 0, SEEK_END); |
116 | if (ret) { | |
f7d0e29c JG |
117 | BT_LOGE_ERRNO("Failed to seek to the end of the metadata file", |
118 | ": path=\"%s\"", path); | |
677e1a21 MD |
119 | goto error; |
120 | } | |
04c0ba87 | 121 | filesize = ftell(metadata_fp); |
677e1a21 | 122 | if (filesize < 0) { |
f7d0e29c JG |
123 | BT_LOGE_ERRNO("Failed to get the current position in the metadata file", |
124 | ": path=\"%s\"", path); | |
677e1a21 MD |
125 | goto error; |
126 | } | |
04c0ba87 JG |
127 | rewind(metadata_fp); |
128 | metadata_text = malloc(filesize + 1); | |
129 | if (!metadata_text) { | |
f7d0e29c | 130 | BT_LOGE_STR("Cannot allocate buffer for metadata text."); |
04c0ba87 JG |
131 | goto error; |
132 | } | |
133 | ||
134 | if (fread(metadata_text, filesize, 1, metadata_fp) != 1) { | |
f7d0e29c JG |
135 | BT_LOGE_ERRNO("Cannot read metadata file", ": path=\"%s\"", |
136 | path); | |
04c0ba87 JG |
137 | goto error; |
138 | } | |
139 | ||
140 | metadata_text[filesize] = '\0'; | |
141 | } | |
142 | ||
143 | g_metadata_text = g_string_new(NULL); | |
144 | if (!g_metadata_text) { | |
145 | goto error; | |
146 | } | |
147 | ||
148 | if (strncmp(metadata_text, METADATA_TEXT_SIG, | |
149 | sizeof(METADATA_TEXT_SIG) - 1) != 0) { | |
150 | g_string_assign(g_metadata_text, METADATA_TEXT_SIG); | |
151 | g_string_append(g_metadata_text, " */\n\n"); | |
152 | } | |
153 | ||
154 | g_string_append(g_metadata_text, metadata_text); | |
155 | ||
05e21286 | 156 | ret = bt_value_map_insert_string_entry(result, "text", |
04c0ba87 JG |
157 | g_metadata_text->str); |
158 | if (ret) { | |
f7d0e29c | 159 | BT_LOGE_STR("Cannot insert metadata text into query result."); |
04c0ba87 JG |
160 | goto error; |
161 | } | |
162 | ||
05e21286 | 163 | ret = bt_value_map_insert_bool_entry(result, "is-packetized", |
04c0ba87 JG |
164 | is_packetized); |
165 | if (ret) { | |
f7d0e29c | 166 | BT_LOGE_STR("Cannot insert \"is-packetized\" attribute into query result."); |
04c0ba87 JG |
167 | goto error; |
168 | } | |
169 | ||
170 | goto end; | |
171 | ||
172 | error: | |
c5b9b441 | 173 | BT_VALUE_PUT_REF_AND_RESET(result); |
d94d92ac | 174 | result = NULL; |
c7eee084 | 175 | |
d94d92ac PP |
176 | if (status >= 0) { |
177 | status = BT_QUERY_STATUS_ERROR; | |
c7eee084 | 178 | } |
04c0ba87 JG |
179 | |
180 | end: | |
04c0ba87 JG |
181 | free(metadata_text); |
182 | ||
183 | if (g_metadata_text) { | |
184 | g_string_free(g_metadata_text, TRUE); | |
185 | } | |
186 | ||
187 | if (metadata_fp) { | |
188 | fclose(metadata_fp); | |
189 | } | |
c7eee084 | 190 | |
05e21286 | 191 | *user_result = result; |
d94d92ac | 192 | return status; |
97ade20b | 193 | } |
9ec238a8 | 194 | |
97ade20b | 195 | static |
b19ff26f | 196 | int add_range(bt_value *info, struct range *range, |
97ade20b JG |
197 | const char *range_name) |
198 | { | |
199 | int ret = 0; | |
4cdfc5e8 | 200 | bt_value_status status; |
b19ff26f | 201 | bt_value *range_map = NULL; |
97ade20b JG |
202 | |
203 | if (!range->set) { | |
204 | /* Not an error. */ | |
205 | goto end; | |
206 | } | |
207 | ||
05e21286 | 208 | range_map = bt_value_map_create(); |
97ade20b JG |
209 | if (!range_map) { |
210 | ret = -1; | |
211 | goto end; | |
212 | } | |
213 | ||
fdd3a2da | 214 | status = bt_value_map_insert_signed_integer_entry(range_map, "begin", |
97ade20b JG |
215 | range->begin_ns); |
216 | if (status != BT_VALUE_STATUS_OK) { | |
217 | ret = -1; | |
218 | goto end; | |
219 | } | |
220 | ||
fdd3a2da | 221 | status = bt_value_map_insert_signed_integer_entry(range_map, "end", |
97ade20b JG |
222 | range->end_ns); |
223 | if (status != BT_VALUE_STATUS_OK) { | |
224 | ret = -1; | |
225 | goto end; | |
226 | } | |
227 | ||
05e21286 PP |
228 | status = bt_value_map_insert_entry(info, range_name, |
229 | range_map); | |
97ade20b JG |
230 | if (status != BT_VALUE_STATUS_OK) { |
231 | ret = -1; | |
232 | goto end; | |
233 | } | |
da91b29a | 234 | |
97ade20b | 235 | end: |
c5b9b441 | 236 | bt_value_put_ref(range_map); |
97ade20b JG |
237 | return ret; |
238 | } | |
239 | ||
240 | static | |
60363f2f | 241 | int add_stream_ids(bt_value *info, struct ctf_fs_ds_file_group *ds_file_group) |
97ade20b JG |
242 | { |
243 | int ret = 0; | |
4cdfc5e8 | 244 | bt_value_status status; |
97ade20b | 245 | |
60363f2f | 246 | if (ds_file_group->stream_id != UINT64_C(-1)) { |
fdd3a2da PP |
247 | status = bt_value_map_insert_unsigned_integer_entry(info, "id", |
248 | ds_file_group->stream_id); | |
97ade20b JG |
249 | if (status != BT_VALUE_STATUS_OK) { |
250 | ret = -1; | |
251 | goto end; | |
252 | } | |
253 | } | |
254 | ||
fdd3a2da PP |
255 | status = bt_value_map_insert_unsigned_integer_entry(info, "class-id", |
256 | ds_file_group->sc->id); | |
97ade20b JG |
257 | if (status != BT_VALUE_STATUS_OK) { |
258 | ret = -1; | |
259 | goto end; | |
260 | } | |
0b29603d | 261 | |
97ade20b | 262 | end: |
97ade20b JG |
263 | return ret; |
264 | } | |
265 | ||
266 | static | |
267 | int populate_stream_info(struct ctf_fs_ds_file_group *group, | |
b19ff26f | 268 | bt_value *group_info, struct range *stream_range) |
97ade20b JG |
269 | { |
270 | int ret = 0; | |
271 | size_t file_idx; | |
4cdfc5e8 | 272 | bt_value_status status; |
b19ff26f | 273 | bt_value *file_paths; |
b1c001b6 FD |
274 | struct ctf_fs_ds_file_info *first_file_info, *last_file_info; |
275 | struct ctf_fs_ds_index_entry *first_ds_index_entry, *last_ds_index_entry; | |
a38d7650 | 276 | gchar *port_name = NULL; |
97ade20b | 277 | |
05e21286 | 278 | file_paths = bt_value_array_create(); |
97ade20b JG |
279 | if (!file_paths) { |
280 | ret = -1; | |
281 | goto end; | |
282 | } | |
283 | ||
284 | for (file_idx = 0; file_idx < group->ds_file_infos->len; file_idx++) { | |
97ade20b | 285 | struct ctf_fs_ds_file_info *info = |
60363f2f PP |
286 | g_ptr_array_index(group->ds_file_infos, |
287 | file_idx); | |
97ade20b | 288 | |
05e21286 | 289 | status = bt_value_array_append_string_element(file_paths, |
97ade20b JG |
290 | info->path->str); |
291 | if (status != BT_VALUE_STATUS_OK) { | |
292 | ret = -1; | |
293 | goto end; | |
294 | } | |
97ade20b JG |
295 | } |
296 | ||
b1c001b6 FD |
297 | /* |
298 | * Since `struct ctf_fs_ds_file_info` elements are sorted by value of | |
299 | * `begin_ns` within the `ds_file_groups` array and `struct | |
300 | * ctf_fs_ds_index_entry` elements are sorted by time within their | |
301 | * respective `struct ctf_fs_ds_file_info`, we can compute the stream | |
302 | * range from timestamp_begin of the first index entry of the first | |
303 | * file to the timestamp_end of the last index entry of the last file. | |
304 | */ | |
305 | BT_ASSERT(group->ds_file_infos->len > 0); | |
306 | ||
307 | first_file_info = g_ptr_array_index(group->ds_file_infos, 0); | |
308 | last_file_info = g_ptr_array_index(group->ds_file_infos, | |
309 | group->ds_file_infos->len - 1); | |
310 | ||
2593327a FD |
311 | BT_ASSERT(first_file_info->index); |
312 | BT_ASSERT(first_file_info->index->entries); | |
b1c001b6 FD |
313 | BT_ASSERT(first_file_info->index->entries->len > 0); |
314 | ||
315 | first_ds_index_entry = (struct ctf_fs_ds_index_entry *) &g_array_index( | |
316 | first_file_info->index->entries, struct ctf_fs_ds_index_entry, 0); | |
317 | ||
2593327a FD |
318 | BT_ASSERT(last_file_info->index); |
319 | BT_ASSERT(last_file_info->index->entries); | |
b1c001b6 FD |
320 | BT_ASSERT(last_file_info->index->entries->len > 0); |
321 | ||
322 | last_ds_index_entry = (struct ctf_fs_ds_index_entry *) &g_array_index( | |
323 | last_file_info->index->entries, struct ctf_fs_ds_index_entry, | |
324 | last_file_info->index->entries->len - 1); | |
325 | ||
326 | stream_range->begin_ns = first_ds_index_entry->timestamp_begin_ns; | |
327 | stream_range->end_ns = last_ds_index_entry->timestamp_end_ns; | |
328 | stream_range->set = true; | |
329 | ||
97ade20b JG |
330 | if (stream_range->set) { |
331 | ret = add_range(group_info, stream_range, "range-ns"); | |
332 | if (ret) { | |
333 | goto end; | |
334 | } | |
335 | } | |
336 | ||
05e21286 PP |
337 | status = bt_value_map_insert_entry(group_info, "paths", |
338 | file_paths); | |
97ade20b JG |
339 | if (status != BT_VALUE_STATUS_OK) { |
340 | ret = -1; | |
341 | goto end; | |
342 | } | |
343 | ||
60363f2f | 344 | ret = add_stream_ids(group_info, group); |
97ade20b JG |
345 | if (ret) { |
346 | goto end; | |
347 | } | |
a38d7650 SM |
348 | |
349 | port_name = ctf_fs_make_port_name(group); | |
350 | if (!port_name) { | |
351 | ret = -1; | |
352 | goto end; | |
353 | } | |
354 | ||
355 | status = bt_value_map_insert_string_entry(group_info, "port-name", | |
356 | port_name); | |
357 | if (status != BT_VALUE_STATUS_OK) { | |
358 | ret = -1; | |
359 | goto end; | |
360 | } | |
361 | ||
97ade20b | 362 | end: |
c5b9b441 | 363 | bt_value_put_ref(file_paths); |
97ade20b JG |
364 | return ret; |
365 | } | |
366 | ||
367 | static | |
f280892e | 368 | int populate_trace_info(const struct ctf_fs_trace *trace, bt_value *trace_info) |
97ade20b JG |
369 | { |
370 | int ret = 0; | |
371 | size_t group_idx; | |
4cdfc5e8 | 372 | bt_value_status status; |
f280892e | 373 | bt_value *file_groups = NULL; |
97ade20b JG |
374 | struct range trace_range = { |
375 | .begin_ns = INT64_MAX, | |
376 | .end_ns = 0, | |
377 | .set = false, | |
378 | }; | |
379 | struct range trace_intersection = { | |
380 | .begin_ns = 0, | |
381 | .end_ns = INT64_MAX, | |
382 | .set = false, | |
383 | }; | |
384 | ||
f280892e SM |
385 | BT_ASSERT(trace->ds_file_groups); |
386 | /* Add trace range info only if it contains streams. */ | |
387 | if (trace->ds_file_groups->len == 0) { | |
388 | ret = -1; | |
389 | goto end; | |
390 | } | |
391 | ||
05e21286 | 392 | file_groups = bt_value_array_create(); |
97ade20b JG |
393 | if (!file_groups) { |
394 | goto end; | |
395 | } | |
396 | ||
05e21286 | 397 | status = bt_value_map_insert_string_entry(trace_info, "name", |
f280892e | 398 | trace->name->str); |
97ade20b JG |
399 | if (status != BT_VALUE_STATUS_OK) { |
400 | ret = -1; | |
401 | goto end; | |
402 | } | |
05e21286 | 403 | status = bt_value_map_insert_string_entry(trace_info, "path", |
f280892e | 404 | trace->path->str); |
97ade20b JG |
405 | if (status != BT_VALUE_STATUS_OK) { |
406 | ret = -1; | |
407 | goto end; | |
408 | } | |
409 | ||
97ade20b JG |
410 | /* Find range of all stream groups, and of the trace. */ |
411 | for (group_idx = 0; group_idx < trace->ds_file_groups->len; | |
412 | group_idx++) { | |
b19ff26f | 413 | bt_value *group_info; |
97ade20b JG |
414 | struct range group_range = { .set = false }; |
415 | struct ctf_fs_ds_file_group *group = g_ptr_array_index( | |
416 | trace->ds_file_groups, group_idx); | |
417 | ||
05e21286 | 418 | group_info = bt_value_map_create(); |
97ade20b JG |
419 | if (!group_info) { |
420 | ret = -1; | |
421 | goto end; | |
422 | } | |
423 | ||
424 | ret = populate_stream_info(group, group_info, &group_range); | |
425 | if (ret) { | |
c5b9b441 | 426 | bt_value_put_ref(group_info); |
97ade20b JG |
427 | goto end; |
428 | } | |
429 | ||
430 | if (group_range.set) { | |
431 | trace_range.begin_ns = min(trace_range.begin_ns, | |
432 | group_range.begin_ns); | |
433 | trace_range.end_ns = max(trace_range.end_ns, | |
434 | group_range.end_ns); | |
435 | trace_range.set = true; | |
436 | ||
437 | trace_intersection.begin_ns = max(trace_intersection.begin_ns, | |
438 | group_range.begin_ns); | |
439 | trace_intersection.end_ns = min(trace_intersection.end_ns, | |
440 | group_range.end_ns); | |
441 | trace_intersection.set = true; | |
05e21286 | 442 | status = bt_value_array_append_element( |
da91b29a | 443 | file_groups, |
05e21286 | 444 | group_info); |
c5b9b441 | 445 | bt_value_put_ref(group_info); |
97ade20b JG |
446 | if (status != BT_VALUE_STATUS_OK) { |
447 | goto end; | |
448 | } | |
449 | } | |
450 | } | |
451 | ||
452 | ret = add_range(trace_info, &trace_range, "range-ns"); | |
453 | if (ret) { | |
454 | goto end; | |
455 | } | |
c6daf8b2 PP |
456 | |
457 | if (trace_intersection.begin_ns < trace_intersection.end_ns) { | |
458 | ret = add_range(trace_info, &trace_intersection, | |
459 | "intersection-range-ns"); | |
460 | if (ret) { | |
461 | goto end; | |
462 | } | |
97ade20b JG |
463 | } |
464 | ||
05e21286 PP |
465 | status = bt_value_map_insert_entry(trace_info, "streams", |
466 | file_groups); | |
c5b9b441 | 467 | BT_VALUE_PUT_REF_AND_RESET(file_groups); |
97ade20b JG |
468 | if (status != BT_VALUE_STATUS_OK) { |
469 | ret = -1; | |
470 | goto end; | |
471 | } | |
472 | ||
473 | end: | |
c5b9b441 | 474 | bt_value_put_ref(file_groups); |
97ade20b JG |
475 | return ret; |
476 | } | |
477 | ||
478 | BT_HIDDEN | |
4cdfc5e8 | 479 | bt_query_status trace_info_query( |
b19ff26f PP |
480 | bt_self_component_class_source *comp_class, |
481 | const bt_value *params, | |
482 | const bt_value **user_result) | |
97ade20b | 483 | { |
f280892e | 484 | struct ctf_fs_component *ctf_fs = NULL; |
4cdfc5e8 | 485 | bt_query_status status = BT_QUERY_STATUS_OK; |
b19ff26f | 486 | bt_value *result = NULL; |
f280892e | 487 | const bt_value *paths_value = NULL; |
97ade20b | 488 | int ret = 0; |
f280892e | 489 | guint i; |
97ade20b | 490 | |
f6ccaed9 PP |
491 | BT_ASSERT(params); |
492 | ||
97ade20b JG |
493 | if (!bt_value_is_map(params)) { |
494 | BT_LOGE("Query parameters is not a map value object."); | |
d94d92ac | 495 | status = BT_QUERY_STATUS_INVALID_PARAMS; |
97ade20b JG |
496 | goto error; |
497 | } | |
498 | ||
d907165c SM |
499 | ctf_fs = ctf_fs_component_create(); |
500 | if (!ctf_fs) { | |
97ade20b JG |
501 | goto error; |
502 | } | |
97ade20b | 503 | |
d907165c SM |
504 | if (!read_src_fs_parameters(params, &paths_value, ctf_fs)) { |
505 | status = BT_QUERY_STATUS_INVALID_PARAMS; | |
97ade20b JG |
506 | goto error; |
507 | } | |
508 | ||
f280892e | 509 | if (ctf_fs_component_create_ctf_fs_traces(NULL, ctf_fs, paths_value)) { |
97ade20b JG |
510 | goto error; |
511 | } | |
512 | ||
05e21286 | 513 | result = bt_value_array_create(); |
da91b29a | 514 | if (!result) { |
d94d92ac | 515 | status = BT_QUERY_STATUS_NOMEM; |
97ade20b JG |
516 | goto error; |
517 | } | |
518 | ||
f280892e SM |
519 | for (i = 0; i < ctf_fs->traces->len; i++) { |
520 | struct ctf_fs_trace *trace; | |
b19ff26f | 521 | bt_value *trace_info; |
f280892e SM |
522 | bt_value_status status; |
523 | ||
524 | trace = g_ptr_array_index(ctf_fs->traces, i); | |
525 | BT_ASSERT(trace); | |
97ade20b | 526 | |
05e21286 | 527 | trace_info = bt_value_map_create(); |
97ade20b JG |
528 | if (!trace_info) { |
529 | BT_LOGE("Failed to create trace info map."); | |
530 | goto error; | |
531 | } | |
532 | ||
f280892e | 533 | ret = populate_trace_info(trace, trace_info); |
97ade20b | 534 | if (ret) { |
c5b9b441 | 535 | bt_value_put_ref(trace_info); |
97ade20b JG |
536 | goto error; |
537 | } | |
538 | ||
05e21286 | 539 | status = bt_value_array_append_element(result, trace_info); |
c5b9b441 | 540 | bt_value_put_ref(trace_info); |
97ade20b JG |
541 | if (status != BT_VALUE_STATUS_OK) { |
542 | goto error; | |
543 | } | |
544 | } | |
545 | ||
546 | goto end; | |
547 | ||
548 | error: | |
c5b9b441 | 549 | BT_VALUE_PUT_REF_AND_RESET(result); |
d94d92ac | 550 | result = NULL; |
c7eee084 | 551 | |
d94d92ac PP |
552 | if (status >= 0) { |
553 | status = BT_QUERY_STATUS_ERROR; | |
c7eee084 PP |
554 | } |
555 | ||
97ade20b | 556 | end: |
f280892e SM |
557 | if (ctf_fs) { |
558 | ctf_fs_destroy(ctf_fs); | |
559 | ctf_fs = NULL; | |
97ade20b | 560 | } |
d94d92ac | 561 | |
05e21286 | 562 | *user_result = result; |
d94d92ac | 563 | return status; |
04c0ba87 | 564 | } |