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 | ||
2e33ac5a PP |
29 | #include <babeltrace/ctf-ir/fields-internal.h> |
30 | #include <babeltrace/ctf-ir/field-types-internal.h> | |
adc315b8 | 31 | #include <babeltrace/ctf-ir/event-internal.h> |
272df73e PP |
32 | #include <babeltrace/ctf-ir/event-class.h> |
33 | #include <babeltrace/ctf-ir/event-class-internal.h> | |
2f100782 | 34 | #include <babeltrace/ctf-ir/stream-class.h> |
c35a1669 | 35 | #include <babeltrace/ctf-ir/stream-class-internal.h> |
bc37ae52 | 36 | #include <babeltrace/ctf-ir/trace-internal.h> |
09840de5 | 37 | #include <babeltrace/ctf-ir/validation-internal.h> |
654c1444 | 38 | #include <babeltrace/ctf-ir/utils.h> |
83509119 | 39 | #include <babeltrace/ref.h> |
44e0a4f5 | 40 | #include <babeltrace/ctf-ir/attributes-internal.h> |
273b65be JG |
41 | #include <babeltrace/compiler.h> |
42 | ||
273b65be | 43 | static |
83509119 | 44 | void bt_ctf_event_destroy(struct bt_object *obj); |
662e778c JG |
45 | static |
46 | int set_integer_field_value(struct bt_ctf_field *field, uint64_t value); | |
273b65be | 47 | |
273b65be JG |
48 | struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class) |
49 | { | |
09840de5 PP |
50 | int ret; |
51 | enum bt_ctf_validation_flag validation_flags = | |
52 | BT_CTF_VALIDATION_FLAG_STREAM | | |
53 | BT_CTF_VALIDATION_FLAG_EVENT; | |
273b65be | 54 | struct bt_ctf_event *event = NULL; |
09840de5 | 55 | struct bt_ctf_trace *trace = NULL; |
e6a8e8e4 | 56 | struct bt_ctf_stream_class *stream_class = NULL; |
09840de5 PP |
57 | struct bt_ctf_field_type *packet_header_type = NULL; |
58 | struct bt_ctf_field_type *packet_context_type = NULL; | |
59 | struct bt_ctf_field_type *event_header_type = NULL; | |
60 | struct bt_ctf_field_type *stream_event_ctx_type = NULL; | |
61 | struct bt_ctf_field_type *event_context_type = NULL; | |
62 | struct bt_ctf_field_type *event_payload_type = NULL; | |
63 | struct bt_ctf_field *event_header = NULL; | |
64 | struct bt_ctf_field *event_context = NULL; | |
65 | struct bt_ctf_field *event_payload = NULL; | |
66 | struct bt_value *environment = NULL; | |
67 | struct bt_ctf_validation_output validation_output = { 0 }; | |
68 | int trace_valid = 0; | |
273b65be JG |
69 | |
70 | if (!event_class) { | |
e6a8e8e4 | 71 | goto error; |
273b65be JG |
72 | } |
73 | ||
e6a8e8e4 | 74 | stream_class = bt_ctf_event_class_get_stream_class(event_class); |
09840de5 | 75 | |
662e778c | 76 | /* |
e6a8e8e4 JG |
77 | * We disallow the creation of an event if its event class has not been |
78 | * associated to a stream class. | |
662e778c | 79 | */ |
e6a8e8e4 JG |
80 | if (!stream_class) { |
81 | goto error; | |
662e778c | 82 | } |
09840de5 PP |
83 | |
84 | /* A stream class should always have an existing event header type */ | |
e6a8e8e4 | 85 | assert(stream_class->event_header_type); |
09840de5 PP |
86 | |
87 | /* The event class was frozen when added to its stream class */ | |
88 | assert(event_class->frozen); | |
89 | ||
90 | /* Validate the trace (if any), the stream class, and the event class */ | |
91 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
92 | if (trace) { | |
93 | packet_header_type = bt_ctf_trace_get_packet_header_type(trace); | |
94 | trace_valid = trace->valid; | |
95 | assert(trace_valid); | |
96 | environment = trace->environment; | |
97 | } | |
98 | ||
99 | packet_context_type = bt_ctf_stream_class_get_packet_context_type( | |
100 | stream_class); | |
101 | event_header_type = bt_ctf_stream_class_get_event_header_type( | |
102 | stream_class); | |
103 | stream_event_ctx_type = bt_ctf_stream_class_get_event_context_type( | |
104 | stream_class); | |
105 | event_context_type = bt_ctf_event_class_get_context_type(event_class); | |
106 | event_payload_type = bt_ctf_event_class_get_payload_type(event_class); | |
107 | ret = bt_ctf_validate_class_types(environment, packet_header_type, | |
108 | packet_context_type, event_header_type, stream_event_ctx_type, | |
109 | event_context_type, event_payload_type, trace_valid, | |
110 | stream_class->valid, event_class->valid, | |
111 | &validation_output, validation_flags); | |
112 | BT_PUT(packet_header_type); | |
113 | BT_PUT(packet_context_type); | |
114 | BT_PUT(event_header_type); | |
115 | BT_PUT(stream_event_ctx_type); | |
116 | BT_PUT(event_context_type); | |
117 | BT_PUT(event_payload_type); | |
118 | ||
119 | if (ret) { | |
120 | /* | |
121 | * This means something went wrong during the validation | |
122 | * process, not that the objects are invalid. | |
123 | */ | |
124 | goto error; | |
125 | } | |
126 | ||
127 | if ((validation_output.valid_flags & validation_flags) != | |
128 | validation_flags) { | |
129 | /* Invalid trace/stream class/event class */ | |
130 | goto error; | |
131 | } | |
132 | ||
133 | /* | |
134 | * At this point we know the trace (if associated to the stream | |
135 | * class), the stream class, and the event class, with their | |
136 | * current types, are valid. We may proceed with creating | |
137 | * the event. | |
138 | */ | |
b8248cc0 PP |
139 | event = g_new0(struct bt_ctf_event, 1); |
140 | if (!event) { | |
e6a8e8e4 | 141 | goto error; |
b8248cc0 PP |
142 | } |
143 | ||
83509119 | 144 | bt_object_init(event, bt_ctf_event_destroy); |
09840de5 | 145 | |
e6a8e8e4 JG |
146 | /* |
147 | * event does not share a common ancestor with the event class; it has | |
148 | * to guarantee its existence by holding a reference. This reference | |
149 | * shall be released once the event is associated to a stream since, | |
150 | * from that point, the event and its class will share the same | |
151 | * lifetime. | |
152 | */ | |
153 | event->event_class = bt_get(event_class); | |
09840de5 PP |
154 | event_header = |
155 | bt_ctf_field_create(validation_output.event_header_type); | |
b8248cc0 | 156 | |
09840de5 | 157 | if (!event_header) { |
83509119 | 158 | goto error; |
662e778c | 159 | } |
09840de5 PP |
160 | |
161 | if (validation_output.event_context_type) { | |
162 | event_context = bt_ctf_field_create( | |
163 | validation_output.event_context_type); | |
164 | if (!event_context) { | |
83509119 | 165 | goto error; |
662e778c | 166 | } |
f655a84d | 167 | } |
09840de5 PP |
168 | |
169 | if (validation_output.event_payload_type) { | |
170 | event_payload = bt_ctf_field_create( | |
171 | validation_output.event_payload_type); | |
172 | if (!event_payload) { | |
173 | goto error; | |
174 | } | |
662e778c JG |
175 | } |
176 | ||
09840de5 PP |
177 | /* |
178 | * At this point all the fields are created, potentially from | |
179 | * validated copies of field types, so that the field types and | |
180 | * fields can be replaced in the trace, stream class, | |
181 | * event class, and created event. | |
182 | */ | |
183 | bt_ctf_validation_replace_types(trace, stream_class, | |
184 | event_class, &validation_output, validation_flags); | |
185 | BT_MOVE(event->event_header, event_header); | |
186 | BT_MOVE(event->context_payload, event_context); | |
187 | BT_MOVE(event->fields_payload, event_payload); | |
188 | ||
189 | /* | |
190 | * Put what was not moved in bt_ctf_validation_replace_types(). | |
191 | */ | |
192 | bt_ctf_validation_output_put_types(&validation_output); | |
193 | ||
662e778c JG |
194 | /* |
195 | * Freeze the stream class since the event header must not be changed | |
196 | * anymore. | |
197 | */ | |
e6a8e8e4 | 198 | bt_ctf_stream_class_freeze(stream_class); |
09840de5 PP |
199 | |
200 | /* | |
201 | * Mark stream class, and event class as valid since | |
202 | * they're all frozen now. | |
203 | */ | |
204 | stream_class->valid = 1; | |
205 | event_class->valid = 1; | |
206 | ||
207 | /* Put stuff we borrowed from the event class */ | |
e6a8e8e4 | 208 | BT_PUT(stream_class); |
09840de5 PP |
209 | BT_PUT(trace); |
210 | ||
273b65be | 211 | return event; |
09840de5 | 212 | |
83509119 | 213 | error: |
09840de5 | 214 | bt_ctf_validation_output_put_types(&validation_output); |
83509119 | 215 | BT_PUT(event); |
e6a8e8e4 | 216 | BT_PUT(stream_class); |
09840de5 PP |
217 | BT_PUT(trace); |
218 | BT_PUT(event_header); | |
219 | BT_PUT(event_context); | |
220 | BT_PUT(event_payload); | |
221 | assert(!packet_header_type); | |
222 | assert(!packet_context_type); | |
223 | assert(!event_header_type); | |
224 | assert(!stream_event_ctx_type); | |
225 | assert(!event_context_type); | |
226 | assert(!event_payload_type); | |
227 | ||
83509119 | 228 | return event; |
273b65be JG |
229 | } |
230 | ||
2f100782 JG |
231 | struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event) |
232 | { | |
233 | struct bt_ctf_event_class *event_class = NULL; | |
234 | ||
235 | if (!event) { | |
236 | goto end; | |
237 | } | |
238 | ||
239 | event_class = event->event_class; | |
83509119 | 240 | bt_get(event_class); |
2f100782 JG |
241 | end: |
242 | return event_class; | |
243 | } | |
244 | ||
8e5003bb JG |
245 | struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event) |
246 | { | |
e6a8e8e4 | 247 | return (struct bt_ctf_stream *) bt_object_get_parent(event); |
8e5003bb JG |
248 | } |
249 | ||
2f100782 JG |
250 | struct bt_ctf_clock *bt_ctf_event_get_clock(struct bt_ctf_event *event) |
251 | { | |
252 | struct bt_ctf_clock *clock = NULL; | |
253 | struct bt_ctf_event_class *event_class; | |
254 | struct bt_ctf_stream_class *stream_class; | |
255 | ||
256 | if (!event) { | |
257 | goto end; | |
258 | } | |
259 | ||
260 | event_class = bt_ctf_event_get_class(event); | |
261 | if (!event_class) { | |
262 | goto end; | |
263 | } | |
264 | ||
265 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
266 | if (!stream_class) { | |
267 | goto error_put_event_class; | |
268 | } | |
269 | ||
270 | clock = bt_ctf_stream_class_get_clock(stream_class); | |
271 | if (!clock) { | |
272 | goto error_put_stream_class; | |
273 | } | |
274 | ||
275 | error_put_stream_class: | |
83509119 | 276 | bt_put(stream_class); |
2f100782 | 277 | error_put_event_class: |
83509119 | 278 | bt_put(event_class); |
2f100782 JG |
279 | end: |
280 | return clock; | |
281 | } | |
282 | ||
273b65be JG |
283 | int bt_ctf_event_set_payload(struct bt_ctf_event *event, |
284 | const char *name, | |
c5a9aa19 | 285 | struct bt_ctf_field *payload) |
273b65be JG |
286 | { |
287 | int ret = 0; | |
288 | ||
c5a9aa19 | 289 | if (!event || !payload) { |
273b65be JG |
290 | ret = -1; |
291 | goto end; | |
292 | } | |
293 | ||
c5a9aa19 JG |
294 | if (name) { |
295 | ret = bt_ctf_field_structure_set_field(event->fields_payload, | |
296 | name, payload); | |
297 | } else { | |
298 | struct bt_ctf_field_type *payload_type; | |
299 | ||
300 | payload_type = bt_ctf_field_get_type(payload); | |
09840de5 PP |
301 | |
302 | if (bt_ctf_field_type_compare(payload_type, | |
303 | event->event_class->fields) == 0) { | |
83509119 JG |
304 | bt_put(event->fields_payload); |
305 | bt_get(payload); | |
c5a9aa19 JG |
306 | event->fields_payload = payload; |
307 | } else { | |
308 | ret = -1; | |
309 | } | |
310 | ||
83509119 | 311 | bt_put(payload_type); |
c5a9aa19 | 312 | } |
273b65be JG |
313 | end: |
314 | return ret; | |
315 | } | |
316 | ||
71362d53 PP |
317 | struct bt_ctf_field *bt_ctf_event_get_payload_field(struct bt_ctf_event *event) |
318 | { | |
319 | struct bt_ctf_field *payload = NULL; | |
320 | ||
321 | if (!event || !event->fields_payload) { | |
322 | goto end; | |
323 | } | |
324 | ||
325 | payload = event->fields_payload; | |
83509119 | 326 | bt_get(payload); |
71362d53 PP |
327 | end: |
328 | return payload; | |
329 | } | |
273b65be | 330 | |
e5e6eb3a JG |
331 | int bt_ctf_event_set_payload_field(struct bt_ctf_event *event, |
332 | struct bt_ctf_field *payload) | |
333 | { | |
334 | int ret = 0; | |
335 | struct bt_ctf_field_type *payload_type = NULL; | |
336 | ||
337 | if (!event || !payload) { | |
338 | ret = -1; | |
339 | goto end; | |
340 | } | |
341 | ||
342 | payload_type = bt_ctf_field_get_type(payload); | |
343 | if (!payload_type) { | |
344 | ret = -1; | |
345 | goto end; | |
346 | } | |
347 | ||
9a19a512 PP |
348 | if (bt_ctf_field_type_get_type_id(payload_type) != |
349 | BT_CTF_TYPE_ID_STRUCT) { | |
e5e6eb3a JG |
350 | ret = -1; |
351 | goto end; | |
352 | } | |
353 | ||
83509119 JG |
354 | bt_get(payload); |
355 | bt_put(event->fields_payload); | |
e5e6eb3a JG |
356 | event->fields_payload = payload; |
357 | ||
358 | end: | |
83509119 | 359 | bt_put(payload_type); |
e5e6eb3a JG |
360 | return ret; |
361 | } | |
362 | ||
273b65be JG |
363 | struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event, |
364 | const char *name) | |
365 | { | |
366 | struct bt_ctf_field *field = NULL; | |
367 | ||
c5a9aa19 | 368 | if (!event) { |
273b65be JG |
369 | goto end; |
370 | } | |
371 | ||
c5a9aa19 JG |
372 | if (name) { |
373 | field = bt_ctf_field_structure_get_field(event->fields_payload, | |
374 | name); | |
375 | } else { | |
376 | field = event->fields_payload; | |
83509119 | 377 | bt_get(field); |
c5a9aa19 | 378 | } |
273b65be JG |
379 | end: |
380 | return field; | |
381 | } | |
382 | ||
2f100782 | 383 | struct bt_ctf_field *bt_ctf_event_get_payload_by_index( |
074ee56d | 384 | struct bt_ctf_event *event, int index) |
2f100782 JG |
385 | { |
386 | struct bt_ctf_field *field = NULL; | |
387 | ||
074ee56d | 388 | if (!event || index < 0) { |
2f100782 JG |
389 | goto end; |
390 | } | |
391 | ||
392 | field = bt_ctf_field_structure_get_field_by_index(event->fields_payload, | |
393 | index); | |
394 | end: | |
395 | return field; | |
396 | } | |
397 | ||
286a2840 | 398 | struct bt_ctf_field *bt_ctf_event_get_header( |
662e778c JG |
399 | struct bt_ctf_event *event) |
400 | { | |
401 | struct bt_ctf_field *header = NULL; | |
402 | ||
403 | if (!event || !event->event_header) { | |
404 | goto end; | |
405 | } | |
406 | ||
407 | header = event->event_header; | |
83509119 | 408 | bt_get(header); |
662e778c JG |
409 | end: |
410 | return header; | |
411 | } | |
412 | ||
286a2840 | 413 | int bt_ctf_event_set_header(struct bt_ctf_event *event, |
662e778c JG |
414 | struct bt_ctf_field *header) |
415 | { | |
416 | int ret = 0; | |
417 | struct bt_ctf_field_type *field_type = NULL; | |
e6a8e8e4 | 418 | struct bt_ctf_stream_class *stream_class = NULL; |
662e778c JG |
419 | |
420 | if (!event || !header) { | |
421 | ret = -1; | |
422 | goto end; | |
423 | } | |
424 | ||
e6a8e8e4 JG |
425 | stream_class = (struct bt_ctf_stream_class *) bt_object_get_parent( |
426 | event->event_class); | |
662e778c JG |
427 | /* |
428 | * Ensure the provided header's type matches the one registered to the | |
429 | * stream class. | |
430 | */ | |
431 | field_type = bt_ctf_field_get_type(header); | |
09840de5 PP |
432 | if (bt_ctf_field_type_compare(field_type, |
433 | stream_class->event_header_type)) { | |
662e778c JG |
434 | ret = -1; |
435 | goto end; | |
436 | } | |
437 | ||
83509119 JG |
438 | bt_get(header); |
439 | bt_put(event->event_header); | |
662e778c JG |
440 | event->event_header = header; |
441 | end: | |
e6a8e8e4 | 442 | bt_put(stream_class); |
83509119 | 443 | bt_put(field_type); |
662e778c JG |
444 | return ret; |
445 | } | |
446 | ||
f655a84d JG |
447 | struct bt_ctf_field *bt_ctf_event_get_event_context( |
448 | struct bt_ctf_event *event) | |
449 | { | |
450 | struct bt_ctf_field *context = NULL; | |
451 | ||
452 | if (!event || !event->context_payload) { | |
453 | goto end; | |
454 | } | |
455 | ||
456 | context = event->context_payload; | |
83509119 | 457 | bt_get(context); |
f655a84d JG |
458 | end: |
459 | return context; | |
460 | } | |
461 | ||
462 | int bt_ctf_event_set_event_context(struct bt_ctf_event *event, | |
463 | struct bt_ctf_field *context) | |
464 | { | |
465 | int ret = 0; | |
466 | struct bt_ctf_field_type *field_type = NULL; | |
467 | ||
468 | if (!event || !context) { | |
469 | ret = -1; | |
470 | goto end; | |
471 | } | |
472 | ||
473 | field_type = bt_ctf_field_get_type(context); | |
09840de5 PP |
474 | if (bt_ctf_field_type_compare(field_type, |
475 | event->event_class->context)) { | |
f655a84d JG |
476 | ret = -1; |
477 | goto end; | |
478 | } | |
479 | ||
83509119 JG |
480 | bt_get(context); |
481 | bt_put(event->context_payload); | |
f655a84d JG |
482 | event->context_payload = context; |
483 | end: | |
83509119 | 484 | bt_put(field_type); |
f655a84d JG |
485 | return ret; |
486 | } | |
487 | ||
273b65be JG |
488 | void bt_ctf_event_get(struct bt_ctf_event *event) |
489 | { | |
83509119 | 490 | bt_get(event); |
273b65be JG |
491 | } |
492 | ||
493 | void bt_ctf_event_put(struct bt_ctf_event *event) | |
494 | { | |
83509119 | 495 | bt_put(event); |
273b65be JG |
496 | } |
497 | ||
83509119 | 498 | void bt_ctf_event_destroy(struct bt_object *obj) |
273b65be JG |
499 | { |
500 | struct bt_ctf_event *event; | |
501 | ||
83509119 | 502 | event = container_of(obj, struct bt_ctf_event, base); |
e6a8e8e4 JG |
503 | if (!event->base.parent) { |
504 | /* | |
505 | * Event was keeping a reference to its class since it shared no | |
506 | * common ancestor with it to guarantee they would both have the | |
507 | * same lifetime. | |
508 | */ | |
509 | bt_put(event->event_class); | |
510 | } | |
83509119 JG |
511 | bt_put(event->event_header); |
512 | bt_put(event->context_payload); | |
513 | bt_put(event->fields_payload); | |
273b65be JG |
514 | g_free(event); |
515 | } | |
516 | ||
662e778c JG |
517 | static |
518 | int set_integer_field_value(struct bt_ctf_field* field, uint64_t value) | |
519 | { | |
520 | int ret = 0; | |
521 | struct bt_ctf_field_type *field_type = NULL; | |
522 | ||
523 | if (!field) { | |
524 | ret = -1; | |
525 | goto end; | |
526 | } | |
527 | ||
528 | if (!bt_ctf_field_validate(field)) { | |
529 | /* Payload already set, skip! (not an error) */ | |
530 | goto end; | |
531 | } | |
532 | ||
533 | field_type = bt_ctf_field_get_type(field); | |
534 | assert(field_type); | |
535 | ||
9a19a512 PP |
536 | if (bt_ctf_field_type_get_type_id(field_type) != |
537 | BT_CTF_TYPE_ID_INTEGER) { | |
662e778c JG |
538 | /* Not an integer and the value is unset, error. */ |
539 | ret = -1; | |
540 | goto end; | |
541 | } | |
542 | ||
543 | if (bt_ctf_field_type_integer_get_signed(field_type)) { | |
544 | ret = bt_ctf_field_signed_integer_set_value(field, (int64_t) value); | |
545 | if (ret) { | |
546 | /* Value is out of range, error. */ | |
547 | goto end; | |
548 | } | |
549 | } else { | |
550 | ret = bt_ctf_field_unsigned_integer_set_value(field, value); | |
551 | if (ret) { | |
552 | /* Value is out of range, error. */ | |
553 | goto end; | |
554 | } | |
555 | } | |
556 | end: | |
83509119 | 557 | bt_put(field_type); |
662e778c JG |
558 | return ret; |
559 | } | |
560 | ||
273b65be JG |
561 | BT_HIDDEN |
562 | int bt_ctf_event_validate(struct bt_ctf_event *event) | |
563 | { | |
564 | /* Make sure each field's payload has been set */ | |
565 | int ret; | |
566 | ||
567 | assert(event); | |
662e778c JG |
568 | ret = bt_ctf_field_validate(event->event_header); |
569 | if (ret) { | |
570 | goto end; | |
571 | } | |
572 | ||
273b65be JG |
573 | ret = bt_ctf_field_validate(event->fields_payload); |
574 | if (ret) { | |
575 | goto end; | |
576 | } | |
577 | ||
578 | if (event->event_class->context) { | |
579 | ret = bt_ctf_field_validate(event->context_payload); | |
580 | } | |
581 | end: | |
582 | return ret; | |
583 | } | |
584 | ||
585 | BT_HIDDEN | |
586 | int bt_ctf_event_serialize(struct bt_ctf_event *event, | |
587 | struct ctf_stream_pos *pos) | |
588 | { | |
589 | int ret = 0; | |
590 | ||
591 | assert(event); | |
592 | assert(pos); | |
593 | if (event->context_payload) { | |
594 | ret = bt_ctf_field_serialize(event->context_payload, pos); | |
595 | if (ret) { | |
596 | goto end; | |
597 | } | |
598 | } | |
599 | ||
600 | if (event->fields_payload) { | |
601 | ret = bt_ctf_field_serialize(event->fields_payload, pos); | |
602 | if (ret) { | |
603 | goto end; | |
604 | } | |
605 | } | |
606 | end: | |
607 | return ret; | |
608 | } | |
609 | ||
662e778c JG |
610 | BT_HIDDEN |
611 | int bt_ctf_event_populate_event_header(struct bt_ctf_event *event) | |
612 | { | |
613 | int ret = 0; | |
614 | struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL; | |
615 | ||
616 | if (!event) { | |
617 | ret = -1; | |
618 | goto end; | |
619 | } | |
620 | ||
621 | id_field = bt_ctf_field_structure_get_field(event->event_header, "id"); | |
622 | if (id_field) { | |
623 | ret = set_integer_field_value(id_field, | |
b8248cc0 PP |
624 | (uint64_t) bt_ctf_event_class_get_id( |
625 | event->event_class)); | |
662e778c JG |
626 | if (ret) { |
627 | goto end; | |
628 | } | |
629 | } | |
630 | ||
631 | timestamp_field = bt_ctf_field_structure_get_field(event->event_header, | |
632 | "timestamp"); | |
633 | if (timestamp_field) { | |
9a220c32 JG |
634 | struct bt_ctf_field_type *timestamp_field_type = |
635 | bt_ctf_field_get_type(timestamp_field); | |
636 | struct bt_ctf_clock *mapped_clock; | |
637 | ||
638 | assert(timestamp_field_type); | |
639 | mapped_clock = bt_ctf_field_type_integer_get_mapped_clock( | |
640 | timestamp_field_type); | |
83509119 | 641 | bt_put(timestamp_field_type); |
9a220c32 | 642 | if (mapped_clock) { |
61cf588b | 643 | int64_t timestamp; |
9a220c32 | 644 | |
61cf588b | 645 | ret = bt_ctf_clock_get_time(mapped_clock, ×tamp); |
83509119 | 646 | bt_put(mapped_clock); |
61cf588b | 647 | if (ret) { |
9a220c32 JG |
648 | goto end; |
649 | } | |
650 | ||
651 | ret = set_integer_field_value(timestamp_field, | |
652 | timestamp); | |
653 | if (ret) { | |
654 | goto end; | |
655 | } | |
662e778c JG |
656 | } |
657 | } | |
658 | end: | |
83509119 JG |
659 | bt_put(id_field); |
660 | bt_put(timestamp_field); | |
662e778c JG |
661 | return ret; |
662 | } | |
123fbdec | 663 | |
9c4c8f6e PP |
664 | struct bt_ctf_event *bt_ctf_event_copy(struct bt_ctf_event *event) |
665 | { | |
666 | struct bt_ctf_event *copy = NULL; | |
667 | ||
668 | if (!event) { | |
669 | goto error; | |
670 | } | |
671 | ||
672 | copy = g_new0(struct bt_ctf_event, 1); | |
673 | if (!copy) { | |
674 | goto error; | |
675 | } | |
676 | ||
83509119 | 677 | bt_object_init(copy, bt_ctf_event_destroy); |
e6a8e8e4 | 678 | copy->event_class = bt_get(event->event_class); |
9c4c8f6e PP |
679 | |
680 | if (event->event_header) { | |
681 | copy->event_header = bt_ctf_field_copy(event->event_header); | |
682 | ||
683 | if (!copy->event_header) { | |
684 | goto error; | |
685 | } | |
686 | } | |
687 | ||
688 | if (event->context_payload) { | |
689 | copy->context_payload = bt_ctf_field_copy( | |
690 | event->context_payload); | |
691 | ||
692 | if (!copy->context_payload) { | |
693 | goto error; | |
694 | } | |
695 | } | |
696 | ||
697 | if (event->fields_payload) { | |
698 | copy->fields_payload = bt_ctf_field_copy(event->fields_payload); | |
699 | ||
700 | if (!copy->fields_payload) { | |
701 | goto error; | |
702 | } | |
703 | } | |
704 | ||
705 | return copy; | |
706 | ||
707 | error: | |
83509119 JG |
708 | BT_PUT(copy); |
709 | return copy; | |
9c4c8f6e | 710 | } |