Commit | Line | Data |
---|---|---|
273b65be JG |
1 | /* |
2 | * event.c | |
3 | * | |
d2dc44b6 | 4 | * Babeltrace CTF IR - Event |
273b65be | 5 | * |
de9dd397 | 6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
7 | * |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
29 | #include <babeltrace/ctf-writer/event.h> | |
30 | #include <babeltrace/ctf-writer/event-types.h> | |
31 | #include <babeltrace/ctf-writer/event-fields.h> | |
adc315b8 JG |
32 | #include <babeltrace/ctf-ir/event-fields-internal.h> |
33 | #include <babeltrace/ctf-ir/event-types-internal.h> | |
34 | #include <babeltrace/ctf-ir/event-internal.h> | |
2f100782 | 35 | #include <babeltrace/ctf-ir/stream-class.h> |
c35a1669 | 36 | #include <babeltrace/ctf-ir/stream-class-internal.h> |
bc37ae52 | 37 | #include <babeltrace/ctf-ir/trace-internal.h> |
654c1444 | 38 | #include <babeltrace/ctf-ir/utils.h> |
de3dd40e PP |
39 | #include <babeltrace/ctf-ir/common-internal.h> |
40 | #include <babeltrace/ctf-ir/ref.h> | |
44e0a4f5 | 41 | #include <babeltrace/ctf-ir/attributes-internal.h> |
273b65be JG |
42 | #include <babeltrace/compiler.h> |
43 | ||
44 | static | |
de3dd40e | 45 | void bt_ctf_event_class_destroy(struct bt_ref *ref); |
273b65be | 46 | static |
de3dd40e | 47 | void bt_ctf_event_destroy(struct bt_ref *ref); |
662e778c JG |
48 | static |
49 | int set_integer_field_value(struct bt_ctf_field *field, uint64_t value); | |
273b65be JG |
50 | |
51 | struct bt_ctf_event_class *bt_ctf_event_class_create(const char *name) | |
52 | { | |
b8248cc0 PP |
53 | int ret; |
54 | struct bt_object *obj = NULL; | |
273b65be JG |
55 | struct bt_ctf_event_class *event_class = NULL; |
56 | ||
654c1444 | 57 | if (bt_ctf_validate_identifier(name)) { |
b8248cc0 | 58 | goto error; |
273b65be JG |
59 | } |
60 | ||
61 | event_class = g_new0(struct bt_ctf_event_class, 1); | |
62 | if (!event_class) { | |
b8248cc0 | 63 | goto error; |
273b65be JG |
64 | } |
65 | ||
de3dd40e | 66 | bt_ctf_base_init(event_class, bt_ctf_event_class_destroy); |
c5a9aa19 JG |
67 | event_class->fields = bt_ctf_field_type_structure_create(); |
68 | if (!event_class->fields) { | |
b8248cc0 | 69 | goto error; |
c5a9aa19 JG |
70 | } |
71 | ||
b8248cc0 PP |
72 | event_class->attributes = bt_ctf_attributes_create(); |
73 | if (!event_class->attributes) { | |
74 | goto error; | |
75 | } | |
76 | ||
77 | obj = bt_object_integer_create_init(-1); | |
78 | if (!obj) { | |
79 | goto error; | |
80 | } | |
81 | ||
82 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, | |
83 | "id", obj); | |
84 | if (ret) { | |
85 | goto error; | |
86 | } | |
87 | ||
88 | BT_OBJECT_PUT(obj); | |
89 | ||
90 | obj = bt_object_string_create_init(name); | |
91 | if (!obj) { | |
92 | goto error; | |
93 | } | |
94 | ||
95 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, | |
96 | "name", obj); | |
97 | if (ret) { | |
98 | goto error; | |
99 | } | |
100 | ||
101 | BT_OBJECT_PUT(obj); | |
102 | ||
273b65be | 103 | return event_class; |
b8248cc0 PP |
104 | |
105 | error: | |
106 | if (event_class) { | |
107 | bt_ctf_event_class_put(event_class); | |
108 | } | |
109 | ||
110 | BT_OBJECT_PUT(obj); | |
111 | ||
112 | return NULL; | |
273b65be JG |
113 | } |
114 | ||
2f100782 JG |
115 | const char *bt_ctf_event_class_get_name(struct bt_ctf_event_class *event_class) |
116 | { | |
b8248cc0 | 117 | struct bt_object *obj = NULL; |
2f100782 JG |
118 | const char *name = NULL; |
119 | ||
120 | if (!event_class) { | |
121 | goto end; | |
122 | } | |
123 | ||
b8248cc0 PP |
124 | obj = bt_ctf_attributes_get_field_value(event_class->attributes, |
125 | BT_CTF_EVENT_CLASS_ATTR_NAME_INDEX); | |
126 | if (!obj) { | |
127 | goto end; | |
128 | } | |
129 | ||
130 | if (bt_object_string_get(obj, &name)) { | |
131 | name = NULL; | |
132 | } | |
133 | ||
2f100782 | 134 | end: |
b8248cc0 PP |
135 | BT_OBJECT_PUT(obj); |
136 | ||
2f100782 JG |
137 | return name; |
138 | } | |
139 | ||
140 | int64_t bt_ctf_event_class_get_id(struct bt_ctf_event_class *event_class) | |
141 | { | |
b8248cc0 | 142 | struct bt_object *obj = NULL; |
9ea90c02 | 143 | int64_t ret = 0; |
2f100782 | 144 | |
b8248cc0 PP |
145 | if (!event_class) { |
146 | ret = -1; | |
147 | goto end; | |
148 | } | |
149 | ||
150 | obj = bt_ctf_attributes_get_field_value(event_class->attributes, | |
151 | BT_CTF_EVENT_CLASS_ATTR_ID_INDEX); | |
152 | if (!obj) { | |
153 | goto end; | |
154 | } | |
155 | ||
156 | if (bt_object_integer_get(obj, &ret)) { | |
157 | ret = -1; | |
158 | } | |
159 | ||
160 | if (ret < 0) { | |
161 | /* means ID is not set */ | |
2f100782 JG |
162 | ret = -1; |
163 | goto end; | |
164 | } | |
165 | ||
2f100782 | 166 | end: |
b8248cc0 PP |
167 | BT_OBJECT_PUT(obj); |
168 | ||
2f100782 JG |
169 | return ret; |
170 | } | |
171 | ||
172 | int bt_ctf_event_class_set_id(struct bt_ctf_event_class *event_class, | |
173 | uint32_t id) | |
174 | { | |
175 | int ret = 0; | |
b8248cc0 | 176 | struct bt_object *obj = NULL; |
2f100782 JG |
177 | |
178 | if (!event_class) { | |
179 | ret = -1; | |
180 | goto end; | |
181 | } | |
182 | ||
183 | if (event_class->stream_class) { | |
184 | /* | |
185 | * We don't allow changing the id if the event class has already | |
186 | * been added to a stream class. | |
187 | */ | |
188 | ret = -1; | |
189 | goto end; | |
190 | } | |
191 | ||
b8248cc0 PP |
192 | obj = bt_ctf_attributes_get_field_value(event_class->attributes, |
193 | BT_CTF_EVENT_CLASS_ATTR_ID_INDEX); | |
194 | if (!obj) { | |
195 | goto end; | |
196 | } | |
197 | ||
198 | if (bt_object_integer_set(obj, id)) { | |
199 | ret = -1; | |
200 | goto end; | |
201 | } | |
202 | ||
203 | end: | |
204 | BT_OBJECT_PUT(obj); | |
205 | ||
206 | return ret; | |
207 | } | |
208 | ||
209 | int bt_ctf_event_class_set_attribute( | |
210 | struct bt_ctf_event_class *event_class, const char *name, | |
211 | struct bt_object *value) | |
212 | { | |
213 | int ret = 0; | |
214 | ||
215 | if (!event_class || !name || !value || event_class->frozen) { | |
216 | ret = -1; | |
217 | goto end; | |
218 | } | |
219 | ||
220 | if (!strcmp(name, "id") || !strcmp(name, "loglevel")) { | |
221 | if (!bt_object_is_integer(value)) { | |
222 | ret = -1; | |
223 | goto end; | |
224 | } | |
225 | } else if (!strcmp(name, "name") || !strcmp(name, "model.emf.uri")) { | |
226 | if (!bt_object_is_string(value)) { | |
227 | ret = -1; | |
228 | goto end; | |
229 | } | |
230 | } else { | |
231 | /* unknown attribute */ | |
232 | ret = -1; | |
233 | goto end; | |
234 | } | |
235 | ||
236 | /* "id" special case: >= 0 */ | |
237 | if (!strcmp(name, "id")) { | |
238 | int64_t val; | |
239 | ||
240 | ret = bt_object_integer_get(value, &val); | |
241 | ||
242 | if (ret) { | |
243 | goto end; | |
244 | } | |
245 | ||
246 | if (val < 0) { | |
247 | ret = -1; | |
248 | goto end; | |
249 | } | |
250 | } | |
251 | ||
252 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, | |
253 | name, value); | |
254 | ||
2f100782 JG |
255 | end: |
256 | return ret; | |
257 | } | |
258 | ||
b8248cc0 PP |
259 | int bt_ctf_event_class_get_attribute_count( |
260 | struct bt_ctf_event_class *event_class) | |
261 | { | |
262 | int ret = 0; | |
263 | ||
264 | if (!event_class) { | |
265 | ret = -1; | |
266 | goto end; | |
267 | } | |
268 | ||
269 | ret = bt_ctf_attributes_get_count(event_class->attributes); | |
270 | ||
271 | end: | |
272 | return ret; | |
273 | } | |
274 | ||
275 | const char * | |
276 | bt_ctf_event_class_get_attribute_name( | |
277 | struct bt_ctf_event_class *event_class, int index) | |
278 | { | |
279 | const char *ret; | |
280 | ||
281 | if (!event_class) { | |
282 | ret = NULL; | |
283 | goto end; | |
284 | } | |
285 | ||
286 | ret = bt_ctf_attributes_get_field_name(event_class->attributes, index); | |
287 | ||
288 | end: | |
289 | return ret; | |
290 | } | |
291 | ||
292 | struct bt_object * | |
293 | bt_ctf_event_class_get_attribute_value(struct bt_ctf_event_class *event_class, | |
294 | int index) | |
295 | { | |
296 | struct bt_object *ret; | |
297 | ||
298 | if (!event_class) { | |
299 | ret = NULL; | |
300 | goto end; | |
301 | } | |
302 | ||
303 | ret = bt_ctf_attributes_get_field_value(event_class->attributes, index); | |
304 | ||
305 | end: | |
306 | return ret; | |
307 | } | |
308 | ||
309 | struct bt_object * | |
310 | bt_ctf_event_class_get_attribute_value_by_name( | |
311 | struct bt_ctf_event_class *event_class, const char *name) | |
312 | { | |
313 | struct bt_object *ret; | |
314 | ||
315 | if (!event_class || !name) { | |
316 | ret = NULL; | |
317 | goto end; | |
318 | } | |
319 | ||
320 | ret = bt_ctf_attributes_get_field_value_by_name(event_class->attributes, | |
321 | name); | |
322 | ||
323 | end: | |
324 | return ret; | |
325 | ||
326 | } | |
327 | ||
2f100782 JG |
328 | struct bt_ctf_stream_class *bt_ctf_event_class_get_stream_class( |
329 | struct bt_ctf_event_class *event_class) | |
330 | { | |
331 | struct bt_ctf_stream_class *stream_class = NULL; | |
332 | ||
333 | if (!event_class) { | |
334 | goto end; | |
335 | } | |
336 | ||
337 | stream_class = event_class->stream_class; | |
338 | bt_ctf_stream_class_get(stream_class); | |
339 | end: | |
340 | return stream_class; | |
341 | } | |
342 | ||
c5a9aa19 JG |
343 | struct bt_ctf_field_type *bt_ctf_event_class_get_payload_type( |
344 | struct bt_ctf_event_class *event_class) | |
345 | { | |
346 | struct bt_ctf_field_type *payload = NULL; | |
347 | ||
348 | if (!event_class) { | |
349 | goto end; | |
350 | } | |
351 | ||
352 | bt_ctf_field_type_get(event_class->fields); | |
353 | payload = event_class->fields; | |
354 | end: | |
355 | return payload; | |
356 | } | |
357 | ||
358 | int bt_ctf_event_class_set_payload_type(struct bt_ctf_event_class *event_class, | |
359 | struct bt_ctf_field_type *payload) | |
360 | { | |
361 | int ret = 0; | |
362 | ||
d2127f80 JG |
363 | if (!event_class || !payload || |
364 | bt_ctf_field_type_get_type_id(payload) != CTF_TYPE_STRUCT) { | |
c5a9aa19 JG |
365 | ret = -1; |
366 | goto end; | |
367 | } | |
368 | ||
369 | bt_ctf_field_type_get(payload); | |
370 | bt_ctf_field_type_put(event_class->fields); | |
371 | event_class->fields = payload; | |
372 | end: | |
373 | return ret; | |
374 | } | |
375 | ||
273b65be JG |
376 | int bt_ctf_event_class_add_field(struct bt_ctf_event_class *event_class, |
377 | struct bt_ctf_field_type *type, | |
378 | const char *name) | |
379 | { | |
380 | int ret = 0; | |
381 | ||
654c1444 | 382 | if (!event_class || !type || bt_ctf_validate_identifier(name) || |
273b65be JG |
383 | event_class->frozen) { |
384 | ret = -1; | |
385 | goto end; | |
386 | } | |
387 | ||
c5a9aa19 JG |
388 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
389 | CTF_TYPE_STRUCT) { | |
390 | ret = -1; | |
391 | goto end; | |
273b65be JG |
392 | } |
393 | ||
394 | ret = bt_ctf_field_type_structure_add_field(event_class->fields, | |
395 | type, name); | |
396 | end: | |
397 | return ret; | |
398 | } | |
399 | ||
074ee56d | 400 | int bt_ctf_event_class_get_field_count( |
2f100782 JG |
401 | struct bt_ctf_event_class *event_class) |
402 | { | |
074ee56d | 403 | int ret; |
2f100782 JG |
404 | |
405 | if (!event_class) { | |
406 | ret = -1; | |
407 | goto end; | |
408 | } | |
409 | ||
c5a9aa19 JG |
410 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
411 | CTF_TYPE_STRUCT) { | |
412 | ret = -1; | |
413 | goto end; | |
414 | } | |
415 | ||
2f100782 JG |
416 | ret = bt_ctf_field_type_structure_get_field_count(event_class->fields); |
417 | end: | |
418 | return ret; | |
419 | } | |
420 | ||
421 | int bt_ctf_event_class_get_field(struct bt_ctf_event_class *event_class, | |
422 | const char **field_name, struct bt_ctf_field_type **field_type, | |
074ee56d | 423 | int index) |
2f100782 JG |
424 | { |
425 | int ret; | |
426 | ||
074ee56d | 427 | if (!event_class || index < 0) { |
2f100782 JG |
428 | ret = -1; |
429 | goto end; | |
430 | } | |
431 | ||
c5a9aa19 JG |
432 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
433 | CTF_TYPE_STRUCT) { | |
434 | ret = -1; | |
435 | goto end; | |
436 | } | |
437 | ||
2f100782 JG |
438 | ret = bt_ctf_field_type_structure_get_field(event_class->fields, |
439 | field_name, field_type, index); | |
440 | end: | |
441 | return ret; | |
442 | } | |
443 | ||
444 | struct bt_ctf_field_type *bt_ctf_event_class_get_field_by_name( | |
445 | struct bt_ctf_event_class *event_class, const char *name) | |
446 | { | |
447 | GQuark name_quark; | |
448 | struct bt_ctf_field_type *field_type = NULL; | |
449 | ||
450 | if (!event_class || !name) { | |
451 | goto end; | |
452 | } | |
453 | ||
c5a9aa19 JG |
454 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
455 | CTF_TYPE_STRUCT) { | |
456 | goto end; | |
457 | } | |
458 | ||
2f100782 JG |
459 | name_quark = g_quark_try_string(name); |
460 | if (!name_quark) { | |
461 | goto end; | |
462 | } | |
463 | ||
464 | /* | |
465 | * No need to increment field_type's reference count since getting it | |
466 | * from the structure already does. | |
467 | */ | |
468 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
469 | event_class->fields, name); | |
470 | end: | |
471 | return field_type; | |
472 | } | |
473 | ||
f655a84d JG |
474 | struct bt_ctf_field_type *bt_ctf_event_class_get_context_type( |
475 | struct bt_ctf_event_class *event_class) | |
476 | { | |
477 | struct bt_ctf_field_type *context_type = NULL; | |
478 | ||
479 | if (!event_class || !event_class->context) { | |
480 | goto end; | |
481 | } | |
482 | ||
483 | bt_ctf_field_type_get(event_class->context); | |
484 | context_type = event_class->context; | |
485 | end: | |
486 | return context_type; | |
487 | } | |
488 | ||
489 | int bt_ctf_event_class_set_context_type( | |
490 | struct bt_ctf_event_class *event_class, | |
491 | struct bt_ctf_field_type *context) | |
492 | { | |
493 | int ret = 0; | |
494 | ||
495 | if (!event_class || !context || event_class->frozen) { | |
496 | ret = -1; | |
497 | goto end; | |
498 | } | |
499 | ||
500 | if (bt_ctf_field_type_get_type_id(context) != CTF_TYPE_STRUCT) { | |
501 | ret = -1; | |
502 | goto end; | |
503 | } | |
504 | ||
505 | bt_ctf_field_type_get(context); | |
506 | bt_ctf_field_type_put(event_class->context); | |
507 | event_class->context = context; | |
508 | end: | |
509 | return ret; | |
510 | ||
511 | } | |
512 | ||
273b65be JG |
513 | void bt_ctf_event_class_get(struct bt_ctf_event_class *event_class) |
514 | { | |
de3dd40e | 515 | bt_ctf_get(event_class); |
273b65be JG |
516 | } |
517 | ||
518 | void bt_ctf_event_class_put(struct bt_ctf_event_class *event_class) | |
519 | { | |
de3dd40e | 520 | bt_ctf_put(event_class); |
273b65be JG |
521 | } |
522 | ||
29664b2a PP |
523 | BT_HIDDEN |
524 | int bt_ctf_event_class_set_stream_id(struct bt_ctf_event_class *event_class, | |
525 | uint32_t stream_id) | |
526 | { | |
527 | int ret = 0; | |
528 | struct bt_object *obj; | |
529 | ||
530 | obj = bt_object_integer_create_init(stream_id); | |
531 | ||
532 | if (!obj) { | |
533 | ret = -1; | |
534 | goto end; | |
535 | } | |
536 | ||
537 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, | |
538 | "stream_id", obj); | |
539 | ||
540 | end: | |
541 | BT_OBJECT_PUT(obj); | |
542 | ||
543 | return ret; | |
544 | } | |
545 | ||
273b65be JG |
546 | struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class) |
547 | { | |
548 | struct bt_ctf_event *event = NULL; | |
549 | ||
550 | if (!event_class) { | |
551 | goto end; | |
552 | } | |
553 | ||
662e778c JG |
554 | /* |
555 | * The event class does not keep ownership of the stream class to | |
556 | * which it as been added. Therefore, it can't assume it has been | |
557 | * set. However, we disallow the creation of an event if its | |
558 | * associated stream class has been reclaimed. | |
559 | */ | |
560 | if (!event_class->stream_class) { | |
b8248cc0 | 561 | goto end; |
662e778c JG |
562 | } |
563 | assert(event_class->stream_class->event_header_type); | |
b8248cc0 PP |
564 | event = g_new0(struct bt_ctf_event, 1); |
565 | if (!event) { | |
566 | goto end; | |
567 | } | |
568 | ||
de3dd40e | 569 | bt_ctf_base_init(event, bt_ctf_event_destroy); |
b8248cc0 PP |
570 | bt_ctf_event_class_get(event_class); |
571 | bt_ctf_event_class_freeze(event_class); | |
572 | event->event_class = event_class; | |
573 | ||
662e778c JG |
574 | event->event_header = bt_ctf_field_create( |
575 | event_class->stream_class->event_header_type); | |
576 | if (!event->event_header) { | |
577 | goto error_destroy; | |
578 | } | |
f655a84d JG |
579 | if (event_class->context) { |
580 | event->context_payload = bt_ctf_field_create( | |
581 | event_class->context); | |
662e778c JG |
582 | if (!event->context_payload) { |
583 | goto error_destroy; | |
584 | } | |
f655a84d | 585 | } |
273b65be | 586 | event->fields_payload = bt_ctf_field_create(event_class->fields); |
662e778c JG |
587 | if (!event->fields_payload) { |
588 | goto error_destroy; | |
589 | } | |
590 | ||
591 | /* | |
592 | * Freeze the stream class since the event header must not be changed | |
593 | * anymore. | |
594 | */ | |
595 | bt_ctf_stream_class_freeze(event_class->stream_class); | |
273b65be JG |
596 | end: |
597 | return event; | |
662e778c | 598 | error_destroy: |
b8248cc0 | 599 | if (event) { |
de3dd40e | 600 | bt_ctf_event_destroy(&event->base.ref_count); |
b8248cc0 PP |
601 | } |
602 | ||
662e778c | 603 | return NULL; |
273b65be JG |
604 | } |
605 | ||
2f100782 JG |
606 | struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event) |
607 | { | |
608 | struct bt_ctf_event_class *event_class = NULL; | |
609 | ||
610 | if (!event) { | |
611 | goto end; | |
612 | } | |
613 | ||
614 | event_class = event->event_class; | |
615 | bt_ctf_event_class_get(event_class); | |
616 | end: | |
617 | return event_class; | |
618 | } | |
619 | ||
8e5003bb JG |
620 | struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event) |
621 | { | |
622 | struct bt_ctf_stream *stream = NULL; | |
623 | ||
624 | if (!event) { | |
625 | goto end; | |
626 | } | |
627 | ||
628 | stream = event->stream; | |
629 | if (stream) { | |
630 | bt_ctf_stream_get(stream); | |
631 | } | |
632 | end: | |
633 | return stream; | |
634 | } | |
635 | ||
2f100782 JG |
636 | struct bt_ctf_clock *bt_ctf_event_get_clock(struct bt_ctf_event *event) |
637 | { | |
638 | struct bt_ctf_clock *clock = NULL; | |
639 | struct bt_ctf_event_class *event_class; | |
640 | struct bt_ctf_stream_class *stream_class; | |
641 | ||
642 | if (!event) { | |
643 | goto end; | |
644 | } | |
645 | ||
646 | event_class = bt_ctf_event_get_class(event); | |
647 | if (!event_class) { | |
648 | goto end; | |
649 | } | |
650 | ||
651 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
652 | if (!stream_class) { | |
653 | goto error_put_event_class; | |
654 | } | |
655 | ||
656 | clock = bt_ctf_stream_class_get_clock(stream_class); | |
657 | if (!clock) { | |
658 | goto error_put_stream_class; | |
659 | } | |
660 | ||
661 | error_put_stream_class: | |
662 | bt_ctf_stream_class_put(stream_class); | |
663 | error_put_event_class: | |
664 | bt_ctf_event_class_put(event_class); | |
665 | end: | |
666 | return clock; | |
667 | } | |
668 | ||
273b65be JG |
669 | int bt_ctf_event_set_payload(struct bt_ctf_event *event, |
670 | const char *name, | |
c5a9aa19 | 671 | struct bt_ctf_field *payload) |
273b65be JG |
672 | { |
673 | int ret = 0; | |
674 | ||
c5a9aa19 | 675 | if (!event || !payload) { |
273b65be JG |
676 | ret = -1; |
677 | goto end; | |
678 | } | |
679 | ||
c5a9aa19 JG |
680 | if (name) { |
681 | ret = bt_ctf_field_structure_set_field(event->fields_payload, | |
682 | name, payload); | |
683 | } else { | |
684 | struct bt_ctf_field_type *payload_type; | |
685 | ||
686 | payload_type = bt_ctf_field_get_type(payload); | |
687 | if (payload_type == event->event_class->fields) { | |
688 | bt_ctf_field_put(event->fields_payload); | |
689 | bt_ctf_field_get(payload); | |
690 | event->fields_payload = payload; | |
691 | } else { | |
692 | ret = -1; | |
693 | } | |
694 | ||
695 | bt_ctf_field_type_put(payload_type); | |
696 | } | |
273b65be JG |
697 | end: |
698 | return ret; | |
699 | } | |
700 | ||
71362d53 PP |
701 | struct bt_ctf_field *bt_ctf_event_get_payload_field(struct bt_ctf_event *event) |
702 | { | |
703 | struct bt_ctf_field *payload = NULL; | |
704 | ||
705 | if (!event || !event->fields_payload) { | |
706 | goto end; | |
707 | } | |
708 | ||
709 | payload = event->fields_payload; | |
710 | bt_ctf_field_get(payload); | |
711 | end: | |
712 | return payload; | |
713 | } | |
273b65be | 714 | |
e5e6eb3a JG |
715 | int bt_ctf_event_set_payload_field(struct bt_ctf_event *event, |
716 | struct bt_ctf_field *payload) | |
717 | { | |
718 | int ret = 0; | |
719 | struct bt_ctf_field_type *payload_type = NULL; | |
720 | ||
721 | if (!event || !payload) { | |
722 | ret = -1; | |
723 | goto end; | |
724 | } | |
725 | ||
726 | payload_type = bt_ctf_field_get_type(payload); | |
727 | if (!payload_type) { | |
728 | ret = -1; | |
729 | goto end; | |
730 | } | |
731 | ||
732 | if (bt_ctf_field_type_get_type_id(payload_type) != CTF_TYPE_STRUCT) { | |
733 | ret = -1; | |
734 | goto end; | |
735 | } | |
736 | ||
737 | bt_ctf_field_get(payload); | |
738 | if (event->fields_payload) { | |
739 | bt_ctf_field_put(event->fields_payload); | |
740 | } | |
741 | event->fields_payload = payload; | |
742 | ||
743 | end: | |
744 | if (payload_type) { | |
745 | bt_ctf_field_type_put(payload_type); | |
746 | } | |
747 | return ret; | |
748 | } | |
749 | ||
273b65be JG |
750 | struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event, |
751 | const char *name) | |
752 | { | |
753 | struct bt_ctf_field *field = NULL; | |
754 | ||
c5a9aa19 | 755 | if (!event) { |
273b65be JG |
756 | goto end; |
757 | } | |
758 | ||
c5a9aa19 JG |
759 | if (name) { |
760 | field = bt_ctf_field_structure_get_field(event->fields_payload, | |
761 | name); | |
762 | } else { | |
763 | field = event->fields_payload; | |
764 | bt_ctf_field_get(field); | |
765 | } | |
273b65be JG |
766 | end: |
767 | return field; | |
768 | } | |
769 | ||
2f100782 | 770 | struct bt_ctf_field *bt_ctf_event_get_payload_by_index( |
074ee56d | 771 | struct bt_ctf_event *event, int index) |
2f100782 JG |
772 | { |
773 | struct bt_ctf_field *field = NULL; | |
774 | ||
074ee56d | 775 | if (!event || index < 0) { |
2f100782 JG |
776 | goto end; |
777 | } | |
778 | ||
779 | field = bt_ctf_field_structure_get_field_by_index(event->fields_payload, | |
780 | index); | |
781 | end: | |
782 | return field; | |
783 | } | |
784 | ||
286a2840 | 785 | struct bt_ctf_field *bt_ctf_event_get_header( |
662e778c JG |
786 | struct bt_ctf_event *event) |
787 | { | |
788 | struct bt_ctf_field *header = NULL; | |
789 | ||
790 | if (!event || !event->event_header) { | |
791 | goto end; | |
792 | } | |
793 | ||
794 | header = event->event_header; | |
795 | bt_ctf_field_get(header); | |
796 | end: | |
797 | return header; | |
798 | } | |
799 | ||
286a2840 | 800 | int bt_ctf_event_set_header(struct bt_ctf_event *event, |
662e778c JG |
801 | struct bt_ctf_field *header) |
802 | { | |
803 | int ret = 0; | |
804 | struct bt_ctf_field_type *field_type = NULL; | |
805 | ||
806 | if (!event || !header) { | |
807 | ret = -1; | |
808 | goto end; | |
809 | } | |
810 | ||
811 | /* Could be NULL since an event class doesn't own a stream class */ | |
812 | if (!event->event_class->stream_class) { | |
813 | ret = -1; | |
814 | goto end; | |
815 | } | |
816 | ||
817 | /* | |
818 | * Ensure the provided header's type matches the one registered to the | |
819 | * stream class. | |
820 | */ | |
821 | field_type = bt_ctf_field_get_type(header); | |
822 | if (field_type != event->event_class->stream_class->event_header_type) { | |
823 | ret = -1; | |
824 | goto end; | |
825 | } | |
826 | ||
827 | bt_ctf_field_get(header); | |
828 | bt_ctf_field_put(event->event_header); | |
829 | event->event_header = header; | |
830 | end: | |
831 | if (field_type) { | |
832 | bt_ctf_field_type_put(field_type); | |
833 | } | |
834 | return ret; | |
835 | } | |
836 | ||
f655a84d JG |
837 | struct bt_ctf_field *bt_ctf_event_get_event_context( |
838 | struct bt_ctf_event *event) | |
839 | { | |
840 | struct bt_ctf_field *context = NULL; | |
841 | ||
842 | if (!event || !event->context_payload) { | |
843 | goto end; | |
844 | } | |
845 | ||
846 | context = event->context_payload; | |
847 | bt_ctf_field_get(context); | |
848 | end: | |
849 | return context; | |
850 | } | |
851 | ||
852 | int bt_ctf_event_set_event_context(struct bt_ctf_event *event, | |
853 | struct bt_ctf_field *context) | |
854 | { | |
855 | int ret = 0; | |
856 | struct bt_ctf_field_type *field_type = NULL; | |
857 | ||
858 | if (!event || !context) { | |
859 | ret = -1; | |
860 | goto end; | |
861 | } | |
862 | ||
863 | field_type = bt_ctf_field_get_type(context); | |
864 | if (field_type != event->event_class->context) { | |
865 | ret = -1; | |
866 | goto end; | |
867 | } | |
868 | ||
869 | bt_ctf_field_get(context); | |
870 | bt_ctf_field_put(event->context_payload); | |
871 | event->context_payload = context; | |
872 | end: | |
873 | if (field_type) { | |
874 | bt_ctf_field_type_put(field_type); | |
875 | } | |
876 | return ret; | |
877 | } | |
878 | ||
273b65be JG |
879 | void bt_ctf_event_get(struct bt_ctf_event *event) |
880 | { | |
de3dd40e | 881 | bt_ctf_get(event); |
273b65be JG |
882 | } |
883 | ||
884 | void bt_ctf_event_put(struct bt_ctf_event *event) | |
885 | { | |
de3dd40e | 886 | bt_ctf_put(event); |
273b65be JG |
887 | } |
888 | ||
889 | static | |
de3dd40e | 890 | void bt_ctf_event_class_destroy(struct bt_ref *ref) |
273b65be JG |
891 | { |
892 | struct bt_ctf_event_class *event_class; | |
de3dd40e | 893 | struct bt_ctf_base *base; |
273b65be JG |
894 | |
895 | if (!ref) { | |
896 | return; | |
897 | } | |
898 | ||
2f100782 JG |
899 | /* |
900 | * Don't call put() on the stream class. See comment in | |
901 | * bt_ctf_event_class_set_stream_class for explanation. | |
902 | */ | |
de3dd40e PP |
903 | base = container_of(ref, struct bt_ctf_base, ref_count); |
904 | event_class = container_of(base, struct bt_ctf_event_class, base); | |
b8248cc0 PP |
905 | if (event_class->attributes) { |
906 | bt_ctf_attributes_destroy(event_class->attributes); | |
907 | } | |
f655a84d JG |
908 | if (event_class->context) { |
909 | bt_ctf_field_type_put(event_class->context); | |
910 | } | |
911 | if (event_class->fields) { | |
912 | bt_ctf_field_type_put(event_class->fields); | |
913 | } | |
273b65be JG |
914 | g_free(event_class); |
915 | } | |
916 | ||
917 | static | |
de3dd40e | 918 | void bt_ctf_event_destroy(struct bt_ref *ref) |
273b65be JG |
919 | { |
920 | struct bt_ctf_event *event; | |
de3dd40e | 921 | struct bt_ctf_base *base; |
273b65be JG |
922 | |
923 | if (!ref) { | |
924 | return; | |
925 | } | |
926 | ||
de3dd40e PP |
927 | base = container_of(ref, struct bt_ctf_base, ref_count); |
928 | event = container_of(base, struct bt_ctf_event, base); | |
f655a84d JG |
929 | if (event->event_class) { |
930 | bt_ctf_event_class_put(event->event_class); | |
931 | } | |
662e778c JG |
932 | if (event->event_header) { |
933 | bt_ctf_field_put(event->event_header); | |
934 | } | |
f655a84d JG |
935 | if (event->context_payload) { |
936 | bt_ctf_field_put(event->context_payload); | |
937 | } | |
938 | if (event->fields_payload) { | |
939 | bt_ctf_field_put(event->fields_payload); | |
940 | } | |
273b65be JG |
941 | g_free(event); |
942 | } | |
943 | ||
662e778c JG |
944 | static |
945 | int set_integer_field_value(struct bt_ctf_field* field, uint64_t value) | |
946 | { | |
947 | int ret = 0; | |
948 | struct bt_ctf_field_type *field_type = NULL; | |
949 | ||
950 | if (!field) { | |
951 | ret = -1; | |
952 | goto end; | |
953 | } | |
954 | ||
955 | if (!bt_ctf_field_validate(field)) { | |
956 | /* Payload already set, skip! (not an error) */ | |
957 | goto end; | |
958 | } | |
959 | ||
960 | field_type = bt_ctf_field_get_type(field); | |
961 | assert(field_type); | |
962 | ||
963 | if (bt_ctf_field_type_get_type_id(field_type) != CTF_TYPE_INTEGER) { | |
964 | /* Not an integer and the value is unset, error. */ | |
965 | ret = -1; | |
966 | goto end; | |
967 | } | |
968 | ||
969 | if (bt_ctf_field_type_integer_get_signed(field_type)) { | |
970 | ret = bt_ctf_field_signed_integer_set_value(field, (int64_t) value); | |
971 | if (ret) { | |
972 | /* Value is out of range, error. */ | |
973 | goto end; | |
974 | } | |
975 | } else { | |
976 | ret = bt_ctf_field_unsigned_integer_set_value(field, value); | |
977 | if (ret) { | |
978 | /* Value is out of range, error. */ | |
979 | goto end; | |
980 | } | |
981 | } | |
982 | end: | |
983 | bt_ctf_field_type_put(field_type); | |
984 | return ret; | |
985 | } | |
986 | ||
273b65be JG |
987 | BT_HIDDEN |
988 | void bt_ctf_event_class_freeze(struct bt_ctf_event_class *event_class) | |
989 | { | |
990 | assert(event_class); | |
991 | event_class->frozen = 1; | |
992 | bt_ctf_field_type_freeze(event_class->context); | |
993 | bt_ctf_field_type_freeze(event_class->fields); | |
b8248cc0 | 994 | bt_ctf_attributes_freeze(event_class->attributes); |
273b65be JG |
995 | } |
996 | ||
997 | BT_HIDDEN | |
2f100782 JG |
998 | int bt_ctf_event_class_set_stream_class(struct bt_ctf_event_class *event_class, |
999 | struct bt_ctf_stream_class *stream_class) | |
273b65be JG |
1000 | { |
1001 | int ret = 0; | |
1002 | ||
2f100782 | 1003 | if (!event_class) { |
273b65be JG |
1004 | ret = -1; |
1005 | goto end; | |
1006 | } | |
1007 | ||
2f100782 JG |
1008 | /* Allow a NULL stream_class to unset the current stream_class */ |
1009 | if (stream_class && event_class->stream_class) { | |
273b65be JG |
1010 | ret = -1; |
1011 | goto end; | |
1012 | } | |
1013 | ||
2f100782 JG |
1014 | event_class->stream_class = stream_class; |
1015 | /* | |
1016 | * We don't get() the stream_class since doing so would introduce | |
1017 | * a circular ownership between event classes and stream classes. | |
1018 | * | |
1019 | * A stream class will always unset itself from its events before | |
1020 | * being destroyed. This ensures that a user won't get a pointer | |
1021 | * to a stale stream class instance from an event class. | |
1022 | */ | |
273b65be JG |
1023 | end: |
1024 | return ret; | |
1025 | } | |
1026 | ||
1027 | BT_HIDDEN | |
1028 | int bt_ctf_event_class_serialize(struct bt_ctf_event_class *event_class, | |
1029 | struct metadata_context *context) | |
1030 | { | |
b8248cc0 PP |
1031 | int i; |
1032 | int count; | |
273b65be | 1033 | int ret = 0; |
b8248cc0 | 1034 | struct bt_object *attr_value = NULL; |
273b65be JG |
1035 | |
1036 | assert(event_class); | |
1037 | assert(context); | |
b8248cc0 PP |
1038 | |
1039 | context->current_indentation_level = 1; | |
1040 | g_string_assign(context->field_name, ""); | |
1041 | g_string_append(context->string, "event {\n"); | |
1042 | count = bt_ctf_event_class_get_attribute_count(event_class); | |
1043 | ||
1044 | if (count < 0) { | |
2f100782 JG |
1045 | ret = -1; |
1046 | goto end; | |
1047 | } | |
1048 | ||
b8248cc0 PP |
1049 | for (i = 0; i < count; ++i) { |
1050 | const char *attr_name = NULL; | |
1051 | ||
1052 | attr_name = bt_ctf_event_class_get_attribute_name( | |
1053 | event_class, i); | |
1054 | attr_value = bt_ctf_event_class_get_attribute_value( | |
1055 | event_class, i); | |
1056 | ||
1057 | if (!attr_name || !attr_value) { | |
1058 | ret = -1; | |
1059 | goto end; | |
1060 | } | |
1061 | ||
1062 | switch (bt_object_get_type(attr_value)) { | |
1063 | case BT_OBJECT_TYPE_INTEGER: | |
1064 | { | |
1065 | int64_t value; | |
1066 | ||
1067 | ret = bt_object_integer_get(attr_value, &value); | |
1068 | ||
1069 | if (ret) { | |
1070 | goto end; | |
1071 | } | |
1072 | ||
1073 | g_string_append_printf(context->string, | |
1074 | "\t%s = %" PRId64 ";\n", attr_name, value); | |
1075 | break; | |
1076 | } | |
1077 | ||
1078 | case BT_OBJECT_TYPE_STRING: | |
1079 | { | |
1080 | const char *value; | |
1081 | ||
1082 | ret = bt_object_string_get(attr_value, &value); | |
1083 | ||
1084 | if (ret) { | |
1085 | goto end; | |
1086 | } | |
1087 | ||
1088 | g_string_append_printf(context->string, | |
1089 | "\t%s = \"%s\";\n", attr_name, value); | |
1090 | break; | |
1091 | } | |
1092 | ||
1093 | default: | |
1094 | /* should never happen */ | |
1095 | assert(false); | |
1096 | break; | |
1097 | } | |
1098 | ||
1099 | BT_OBJECT_PUT(attr_value); | |
1100 | } | |
273b65be JG |
1101 | |
1102 | if (event_class->context) { | |
1103 | g_string_append(context->string, "\tcontext := "); | |
1104 | ret = bt_ctf_field_type_serialize(event_class->context, | |
1105 | context); | |
1106 | if (ret) { | |
1107 | goto end; | |
1108 | } | |
1109 | g_string_append(context->string, ";\n"); | |
1110 | } | |
1111 | ||
1112 | if (event_class->fields) { | |
1113 | g_string_append(context->string, "\tfields := "); | |
1114 | ret = bt_ctf_field_type_serialize(event_class->fields, context); | |
1115 | if (ret) { | |
1116 | goto end; | |
1117 | } | |
1118 | g_string_append(context->string, ";\n"); | |
1119 | } | |
1120 | ||
1121 | g_string_append(context->string, "};\n\n"); | |
1122 | end: | |
1123 | context->current_indentation_level = 0; | |
b8248cc0 | 1124 | BT_OBJECT_PUT(attr_value); |
273b65be JG |
1125 | return ret; |
1126 | } | |
1127 | ||
c35a1669 JG |
1128 | void bt_ctf_event_class_set_native_byte_order( |
1129 | struct bt_ctf_event_class *event_class, | |
1130 | int byte_order) | |
1131 | { | |
1132 | if (!event_class) { | |
1133 | return; | |
1134 | } | |
1135 | ||
1136 | bt_ctf_field_type_set_native_byte_order(event_class->context, | |
1137 | byte_order); | |
1138 | bt_ctf_field_type_set_native_byte_order(event_class->fields, | |
1139 | byte_order); | |
1140 | } | |
1141 | ||
273b65be JG |
1142 | BT_HIDDEN |
1143 | int bt_ctf_event_validate(struct bt_ctf_event *event) | |
1144 | { | |
1145 | /* Make sure each field's payload has been set */ | |
1146 | int ret; | |
1147 | ||
1148 | assert(event); | |
662e778c JG |
1149 | ret = bt_ctf_field_validate(event->event_header); |
1150 | if (ret) { | |
1151 | goto end; | |
1152 | } | |
1153 | ||
273b65be JG |
1154 | ret = bt_ctf_field_validate(event->fields_payload); |
1155 | if (ret) { | |
1156 | goto end; | |
1157 | } | |
1158 | ||
1159 | if (event->event_class->context) { | |
1160 | ret = bt_ctf_field_validate(event->context_payload); | |
1161 | } | |
1162 | end: | |
1163 | return ret; | |
1164 | } | |
1165 | ||
1166 | BT_HIDDEN | |
1167 | int bt_ctf_event_serialize(struct bt_ctf_event *event, | |
1168 | struct ctf_stream_pos *pos) | |
1169 | { | |
1170 | int ret = 0; | |
1171 | ||
1172 | assert(event); | |
1173 | assert(pos); | |
1174 | if (event->context_payload) { | |
1175 | ret = bt_ctf_field_serialize(event->context_payload, pos); | |
1176 | if (ret) { | |
1177 | goto end; | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | if (event->fields_payload) { | |
1182 | ret = bt_ctf_field_serialize(event->fields_payload, pos); | |
1183 | if (ret) { | |
1184 | goto end; | |
1185 | } | |
1186 | } | |
1187 | end: | |
1188 | return ret; | |
1189 | } | |
1190 | ||
662e778c JG |
1191 | BT_HIDDEN |
1192 | int bt_ctf_event_populate_event_header(struct bt_ctf_event *event) | |
1193 | { | |
1194 | int ret = 0; | |
1195 | struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL; | |
1196 | ||
1197 | if (!event) { | |
1198 | ret = -1; | |
1199 | goto end; | |
1200 | } | |
1201 | ||
1202 | id_field = bt_ctf_field_structure_get_field(event->event_header, "id"); | |
1203 | if (id_field) { | |
1204 | ret = set_integer_field_value(id_field, | |
b8248cc0 PP |
1205 | (uint64_t) bt_ctf_event_class_get_id( |
1206 | event->event_class)); | |
662e778c JG |
1207 | if (ret) { |
1208 | goto end; | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | timestamp_field = bt_ctf_field_structure_get_field(event->event_header, | |
1213 | "timestamp"); | |
1214 | if (timestamp_field) { | |
9a220c32 JG |
1215 | struct bt_ctf_field_type *timestamp_field_type = |
1216 | bt_ctf_field_get_type(timestamp_field); | |
1217 | struct bt_ctf_clock *mapped_clock; | |
1218 | ||
1219 | assert(timestamp_field_type); | |
1220 | mapped_clock = bt_ctf_field_type_integer_get_mapped_clock( | |
1221 | timestamp_field_type); | |
1222 | bt_ctf_field_type_put(timestamp_field_type); | |
1223 | if (mapped_clock) { | |
1224 | uint64_t timestamp = bt_ctf_clock_get_time( | |
1225 | mapped_clock); | |
1226 | ||
1227 | bt_ctf_clock_put(mapped_clock); | |
1228 | if (timestamp == (uint64_t) -1ULL) { | |
1229 | goto end; | |
1230 | } | |
1231 | ||
1232 | ret = set_integer_field_value(timestamp_field, | |
1233 | timestamp); | |
1234 | if (ret) { | |
1235 | goto end; | |
1236 | } | |
662e778c JG |
1237 | } |
1238 | } | |
1239 | end: | |
1240 | if (id_field) { | |
1241 | bt_ctf_field_put(id_field); | |
1242 | } | |
1243 | if (timestamp_field) { | |
1244 | bt_ctf_field_put(timestamp_field); | |
1245 | } | |
1246 | return ret; | |
1247 | } | |
123fbdec JG |
1248 | |
1249 | BT_HIDDEN | |
1250 | int bt_ctf_event_set_stream(struct bt_ctf_event *event, | |
1251 | struct bt_ctf_stream *stream) | |
1252 | { | |
1253 | int ret = 0; | |
1254 | ||
1255 | if (!event) { | |
1256 | ret = -1; | |
1257 | goto end; | |
1258 | } | |
1259 | ||
1260 | if (event->stream && stream) { | |
1261 | /* Already attached to a stream */ | |
1262 | ret = -1; | |
1263 | goto end; | |
1264 | } | |
1265 | ||
1266 | event->stream = stream; | |
1267 | end: | |
1268 | return ret; | |
1269 | } | |
9c4c8f6e PP |
1270 | |
1271 | struct bt_ctf_event *bt_ctf_event_copy(struct bt_ctf_event *event) | |
1272 | { | |
1273 | struct bt_ctf_event *copy = NULL; | |
1274 | ||
1275 | if (!event) { | |
1276 | goto error; | |
1277 | } | |
1278 | ||
1279 | copy = g_new0(struct bt_ctf_event, 1); | |
1280 | if (!copy) { | |
1281 | goto error; | |
1282 | } | |
1283 | ||
de3dd40e | 1284 | bt_ctf_base_init(copy, bt_ctf_event_destroy); |
9c4c8f6e PP |
1285 | copy->event_class = event->event_class; |
1286 | bt_ctf_event_class_get(copy->event_class); | |
1287 | copy->stream = event->stream; | |
1288 | ||
1289 | if (event->event_header) { | |
1290 | copy->event_header = bt_ctf_field_copy(event->event_header); | |
1291 | ||
1292 | if (!copy->event_header) { | |
1293 | goto error; | |
1294 | } | |
1295 | } | |
1296 | ||
1297 | if (event->context_payload) { | |
1298 | copy->context_payload = bt_ctf_field_copy( | |
1299 | event->context_payload); | |
1300 | ||
1301 | if (!copy->context_payload) { | |
1302 | goto error; | |
1303 | } | |
1304 | } | |
1305 | ||
1306 | if (event->fields_payload) { | |
1307 | copy->fields_payload = bt_ctf_field_copy(event->fields_payload); | |
1308 | ||
1309 | if (!copy->fields_payload) { | |
1310 | goto error; | |
1311 | } | |
1312 | } | |
1313 | ||
1314 | return copy; | |
1315 | ||
1316 | error: | |
1317 | if (copy) { | |
1318 | if (copy->event_class) { | |
1319 | bt_ctf_event_class_put(copy->event_class); | |
1320 | } | |
1321 | ||
1322 | if (copy->event_header) { | |
1323 | bt_ctf_field_put(copy->event_header); | |
1324 | } | |
1325 | ||
1326 | if (copy->context_payload) { | |
1327 | bt_ctf_field_put(copy->context_payload); | |
1328 | } | |
1329 | ||
1330 | if (copy->fields_payload) { | |
1331 | bt_ctf_field_put(copy->fields_payload); | |
1332 | } | |
1333 | } | |
1334 | ||
1335 | g_free(copy); | |
1336 | return NULL; | |
1337 | } |