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; | |
5fd2e9fd | 64 | struct bt_ctf_field *stream_event_context = NULL; |
09840de5 PP |
65 | struct bt_ctf_field *event_context = NULL; |
66 | struct bt_ctf_field *event_payload = NULL; | |
67 | struct bt_value *environment = NULL; | |
68 | struct bt_ctf_validation_output validation_output = { 0 }; | |
69 | int trace_valid = 0; | |
273b65be JG |
70 | |
71 | if (!event_class) { | |
e6a8e8e4 | 72 | goto error; |
273b65be JG |
73 | } |
74 | ||
e6a8e8e4 | 75 | stream_class = bt_ctf_event_class_get_stream_class(event_class); |
09840de5 | 76 | |
662e778c | 77 | /* |
e6a8e8e4 JG |
78 | * We disallow the creation of an event if its event class has not been |
79 | * associated to a stream class. | |
662e778c | 80 | */ |
e6a8e8e4 JG |
81 | if (!stream_class) { |
82 | goto error; | |
662e778c | 83 | } |
09840de5 PP |
84 | |
85 | /* A stream class should always have an existing event header type */ | |
e6a8e8e4 | 86 | assert(stream_class->event_header_type); |
09840de5 PP |
87 | |
88 | /* The event class was frozen when added to its stream class */ | |
89 | assert(event_class->frozen); | |
90 | ||
91 | /* Validate the trace (if any), the stream class, and the event class */ | |
92 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
93 | if (trace) { | |
94 | packet_header_type = bt_ctf_trace_get_packet_header_type(trace); | |
95 | trace_valid = trace->valid; | |
96 | assert(trace_valid); | |
97 | environment = trace->environment; | |
98 | } | |
99 | ||
100 | packet_context_type = bt_ctf_stream_class_get_packet_context_type( | |
101 | stream_class); | |
102 | event_header_type = bt_ctf_stream_class_get_event_header_type( | |
103 | stream_class); | |
104 | stream_event_ctx_type = bt_ctf_stream_class_get_event_context_type( | |
105 | stream_class); | |
106 | event_context_type = bt_ctf_event_class_get_context_type(event_class); | |
107 | event_payload_type = bt_ctf_event_class_get_payload_type(event_class); | |
108 | ret = bt_ctf_validate_class_types(environment, packet_header_type, | |
109 | packet_context_type, event_header_type, stream_event_ctx_type, | |
110 | event_context_type, event_payload_type, trace_valid, | |
111 | stream_class->valid, event_class->valid, | |
112 | &validation_output, validation_flags); | |
113 | BT_PUT(packet_header_type); | |
114 | BT_PUT(packet_context_type); | |
115 | BT_PUT(event_header_type); | |
116 | BT_PUT(stream_event_ctx_type); | |
117 | BT_PUT(event_context_type); | |
118 | BT_PUT(event_payload_type); | |
09840de5 PP |
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); | |
09840de5 | 156 | if (!event_header) { |
83509119 | 157 | goto error; |
662e778c | 158 | } |
09840de5 | 159 | |
5fd2e9fd PP |
160 | if (validation_output.stream_event_ctx_type) { |
161 | stream_event_context = bt_ctf_field_create( | |
162 | validation_output.stream_event_ctx_type); | |
163 | if (!stream_event_context) { | |
164 | goto error; | |
165 | } | |
166 | } | |
167 | ||
09840de5 PP |
168 | if (validation_output.event_context_type) { |
169 | event_context = bt_ctf_field_create( | |
170 | validation_output.event_context_type); | |
171 | if (!event_context) { | |
83509119 | 172 | goto error; |
662e778c | 173 | } |
f655a84d | 174 | } |
09840de5 PP |
175 | |
176 | if (validation_output.event_payload_type) { | |
177 | event_payload = bt_ctf_field_create( | |
178 | validation_output.event_payload_type); | |
179 | if (!event_payload) { | |
180 | goto error; | |
181 | } | |
662e778c JG |
182 | } |
183 | ||
09840de5 PP |
184 | /* |
185 | * At this point all the fields are created, potentially from | |
186 | * validated copies of field types, so that the field types and | |
187 | * fields can be replaced in the trace, stream class, | |
188 | * event class, and created event. | |
189 | */ | |
190 | bt_ctf_validation_replace_types(trace, stream_class, | |
191 | event_class, &validation_output, validation_flags); | |
192 | BT_MOVE(event->event_header, event_header); | |
5fd2e9fd | 193 | BT_MOVE(event->stream_event_context, stream_event_context); |
09840de5 PP |
194 | BT_MOVE(event->context_payload, event_context); |
195 | BT_MOVE(event->fields_payload, event_payload); | |
196 | ||
197 | /* | |
198 | * Put what was not moved in bt_ctf_validation_replace_types(). | |
199 | */ | |
200 | bt_ctf_validation_output_put_types(&validation_output); | |
201 | ||
662e778c JG |
202 | /* |
203 | * Freeze the stream class since the event header must not be changed | |
204 | * anymore. | |
205 | */ | |
e6a8e8e4 | 206 | bt_ctf_stream_class_freeze(stream_class); |
09840de5 PP |
207 | |
208 | /* | |
209 | * Mark stream class, and event class as valid since | |
210 | * they're all frozen now. | |
211 | */ | |
212 | stream_class->valid = 1; | |
213 | event_class->valid = 1; | |
214 | ||
215 | /* Put stuff we borrowed from the event class */ | |
e6a8e8e4 | 216 | BT_PUT(stream_class); |
09840de5 PP |
217 | BT_PUT(trace); |
218 | ||
273b65be | 219 | return event; |
09840de5 | 220 | |
83509119 | 221 | error: |
09840de5 | 222 | bt_ctf_validation_output_put_types(&validation_output); |
83509119 | 223 | BT_PUT(event); |
e6a8e8e4 | 224 | BT_PUT(stream_class); |
09840de5 PP |
225 | BT_PUT(trace); |
226 | BT_PUT(event_header); | |
5fd2e9fd | 227 | BT_PUT(stream_event_context); |
09840de5 PP |
228 | BT_PUT(event_context); |
229 | BT_PUT(event_payload); | |
230 | assert(!packet_header_type); | |
231 | assert(!packet_context_type); | |
232 | assert(!event_header_type); | |
233 | assert(!stream_event_ctx_type); | |
234 | assert(!event_context_type); | |
235 | assert(!event_payload_type); | |
236 | ||
83509119 | 237 | return event; |
273b65be JG |
238 | } |
239 | ||
2f100782 JG |
240 | struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event) |
241 | { | |
242 | struct bt_ctf_event_class *event_class = NULL; | |
243 | ||
244 | if (!event) { | |
245 | goto end; | |
246 | } | |
247 | ||
248 | event_class = event->event_class; | |
83509119 | 249 | bt_get(event_class); |
2f100782 JG |
250 | end: |
251 | return event_class; | |
252 | } | |
253 | ||
8e5003bb JG |
254 | struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event) |
255 | { | |
e6a8e8e4 | 256 | return (struct bt_ctf_stream *) bt_object_get_parent(event); |
8e5003bb JG |
257 | } |
258 | ||
2f100782 JG |
259 | struct bt_ctf_clock *bt_ctf_event_get_clock(struct bt_ctf_event *event) |
260 | { | |
261 | struct bt_ctf_clock *clock = NULL; | |
262 | struct bt_ctf_event_class *event_class; | |
263 | struct bt_ctf_stream_class *stream_class; | |
264 | ||
265 | if (!event) { | |
266 | goto end; | |
267 | } | |
268 | ||
269 | event_class = bt_ctf_event_get_class(event); | |
270 | if (!event_class) { | |
271 | goto end; | |
272 | } | |
273 | ||
274 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
275 | if (!stream_class) { | |
276 | goto error_put_event_class; | |
277 | } | |
278 | ||
279 | clock = bt_ctf_stream_class_get_clock(stream_class); | |
280 | if (!clock) { | |
281 | goto error_put_stream_class; | |
282 | } | |
283 | ||
284 | error_put_stream_class: | |
83509119 | 285 | bt_put(stream_class); |
2f100782 | 286 | error_put_event_class: |
83509119 | 287 | bt_put(event_class); |
2f100782 JG |
288 | end: |
289 | return clock; | |
290 | } | |
291 | ||
273b65be JG |
292 | int bt_ctf_event_set_payload(struct bt_ctf_event *event, |
293 | const char *name, | |
c5a9aa19 | 294 | struct bt_ctf_field *payload) |
273b65be JG |
295 | { |
296 | int ret = 0; | |
297 | ||
c5a9aa19 | 298 | if (!event || !payload) { |
273b65be JG |
299 | ret = -1; |
300 | goto end; | |
301 | } | |
302 | ||
c5a9aa19 JG |
303 | if (name) { |
304 | ret = bt_ctf_field_structure_set_field(event->fields_payload, | |
305 | name, payload); | |
306 | } else { | |
307 | struct bt_ctf_field_type *payload_type; | |
308 | ||
309 | payload_type = bt_ctf_field_get_type(payload); | |
09840de5 PP |
310 | |
311 | if (bt_ctf_field_type_compare(payload_type, | |
312 | event->event_class->fields) == 0) { | |
83509119 JG |
313 | bt_put(event->fields_payload); |
314 | bt_get(payload); | |
c5a9aa19 JG |
315 | event->fields_payload = payload; |
316 | } else { | |
317 | ret = -1; | |
318 | } | |
319 | ||
83509119 | 320 | bt_put(payload_type); |
c5a9aa19 | 321 | } |
273b65be JG |
322 | end: |
323 | return ret; | |
324 | } | |
325 | ||
71362d53 PP |
326 | struct bt_ctf_field *bt_ctf_event_get_payload_field(struct bt_ctf_event *event) |
327 | { | |
328 | struct bt_ctf_field *payload = NULL; | |
329 | ||
330 | if (!event || !event->fields_payload) { | |
331 | goto end; | |
332 | } | |
333 | ||
334 | payload = event->fields_payload; | |
83509119 | 335 | bt_get(payload); |
71362d53 PP |
336 | end: |
337 | return payload; | |
338 | } | |
273b65be | 339 | |
e5e6eb3a JG |
340 | int bt_ctf_event_set_payload_field(struct bt_ctf_event *event, |
341 | struct bt_ctf_field *payload) | |
342 | { | |
343 | int ret = 0; | |
344 | struct bt_ctf_field_type *payload_type = NULL; | |
345 | ||
346 | if (!event || !payload) { | |
347 | ret = -1; | |
348 | goto end; | |
349 | } | |
350 | ||
351 | payload_type = bt_ctf_field_get_type(payload); | |
352 | if (!payload_type) { | |
353 | ret = -1; | |
354 | goto end; | |
355 | } | |
356 | ||
9a19a512 PP |
357 | if (bt_ctf_field_type_get_type_id(payload_type) != |
358 | BT_CTF_TYPE_ID_STRUCT) { | |
e5e6eb3a JG |
359 | ret = -1; |
360 | goto end; | |
361 | } | |
362 | ||
83509119 JG |
363 | bt_get(payload); |
364 | bt_put(event->fields_payload); | |
e5e6eb3a JG |
365 | event->fields_payload = payload; |
366 | ||
367 | end: | |
83509119 | 368 | bt_put(payload_type); |
e5e6eb3a JG |
369 | return ret; |
370 | } | |
371 | ||
273b65be JG |
372 | struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event, |
373 | const char *name) | |
374 | { | |
375 | struct bt_ctf_field *field = NULL; | |
376 | ||
c5a9aa19 | 377 | if (!event) { |
273b65be JG |
378 | goto end; |
379 | } | |
380 | ||
c5a9aa19 JG |
381 | if (name) { |
382 | field = bt_ctf_field_structure_get_field(event->fields_payload, | |
383 | name); | |
384 | } else { | |
385 | field = event->fields_payload; | |
83509119 | 386 | bt_get(field); |
c5a9aa19 | 387 | } |
273b65be JG |
388 | end: |
389 | return field; | |
390 | } | |
391 | ||
2f100782 | 392 | struct bt_ctf_field *bt_ctf_event_get_payload_by_index( |
074ee56d | 393 | struct bt_ctf_event *event, int index) |
2f100782 JG |
394 | { |
395 | struct bt_ctf_field *field = NULL; | |
396 | ||
074ee56d | 397 | if (!event || index < 0) { |
2f100782 JG |
398 | goto end; |
399 | } | |
400 | ||
401 | field = bt_ctf_field_structure_get_field_by_index(event->fields_payload, | |
402 | index); | |
403 | end: | |
404 | return field; | |
405 | } | |
406 | ||
286a2840 | 407 | struct bt_ctf_field *bt_ctf_event_get_header( |
662e778c JG |
408 | struct bt_ctf_event *event) |
409 | { | |
410 | struct bt_ctf_field *header = NULL; | |
411 | ||
412 | if (!event || !event->event_header) { | |
413 | goto end; | |
414 | } | |
415 | ||
416 | header = event->event_header; | |
83509119 | 417 | bt_get(header); |
662e778c JG |
418 | end: |
419 | return header; | |
420 | } | |
421 | ||
286a2840 | 422 | int bt_ctf_event_set_header(struct bt_ctf_event *event, |
662e778c JG |
423 | struct bt_ctf_field *header) |
424 | { | |
425 | int ret = 0; | |
426 | struct bt_ctf_field_type *field_type = NULL; | |
e6a8e8e4 | 427 | struct bt_ctf_stream_class *stream_class = NULL; |
662e778c JG |
428 | |
429 | if (!event || !header) { | |
430 | ret = -1; | |
431 | goto end; | |
432 | } | |
433 | ||
e6a8e8e4 JG |
434 | stream_class = (struct bt_ctf_stream_class *) bt_object_get_parent( |
435 | event->event_class); | |
662e778c JG |
436 | /* |
437 | * Ensure the provided header's type matches the one registered to the | |
438 | * stream class. | |
439 | */ | |
440 | field_type = bt_ctf_field_get_type(header); | |
09840de5 PP |
441 | if (bt_ctf_field_type_compare(field_type, |
442 | stream_class->event_header_type)) { | |
662e778c JG |
443 | ret = -1; |
444 | goto end; | |
445 | } | |
446 | ||
83509119 JG |
447 | bt_get(header); |
448 | bt_put(event->event_header); | |
662e778c JG |
449 | event->event_header = header; |
450 | end: | |
e6a8e8e4 | 451 | bt_put(stream_class); |
83509119 | 452 | bt_put(field_type); |
662e778c JG |
453 | return ret; |
454 | } | |
455 | ||
f655a84d JG |
456 | struct bt_ctf_field *bt_ctf_event_get_event_context( |
457 | struct bt_ctf_event *event) | |
458 | { | |
459 | struct bt_ctf_field *context = NULL; | |
460 | ||
461 | if (!event || !event->context_payload) { | |
462 | goto end; | |
463 | } | |
464 | ||
465 | context = event->context_payload; | |
83509119 | 466 | bt_get(context); |
f655a84d JG |
467 | end: |
468 | return context; | |
469 | } | |
470 | ||
471 | int bt_ctf_event_set_event_context(struct bt_ctf_event *event, | |
472 | struct bt_ctf_field *context) | |
473 | { | |
474 | int ret = 0; | |
475 | struct bt_ctf_field_type *field_type = NULL; | |
476 | ||
477 | if (!event || !context) { | |
478 | ret = -1; | |
479 | goto end; | |
480 | } | |
481 | ||
482 | field_type = bt_ctf_field_get_type(context); | |
09840de5 PP |
483 | if (bt_ctf_field_type_compare(field_type, |
484 | event->event_class->context)) { | |
f655a84d JG |
485 | ret = -1; |
486 | goto end; | |
487 | } | |
488 | ||
83509119 JG |
489 | bt_get(context); |
490 | bt_put(event->context_payload); | |
f655a84d JG |
491 | event->context_payload = context; |
492 | end: | |
83509119 | 493 | bt_put(field_type); |
f655a84d JG |
494 | return ret; |
495 | } | |
496 | ||
5fd2e9fd PP |
497 | struct bt_ctf_field *bt_ctf_event_get_stream_event_context( |
498 | struct bt_ctf_event *event) | |
499 | { | |
500 | struct bt_ctf_field *stream_event_context = NULL; | |
501 | ||
502 | if (!event || !event->stream_event_context) { | |
503 | goto end; | |
504 | } | |
505 | ||
506 | stream_event_context = event->stream_event_context; | |
507 | end: | |
508 | return bt_get(stream_event_context); | |
509 | } | |
510 | ||
511 | int bt_ctf_event_set_stream_event_context(struct bt_ctf_event *event, | |
512 | struct bt_ctf_field *stream_event_context) | |
513 | { | |
514 | int ret = 0; | |
515 | struct bt_ctf_field_type *field_type = NULL; | |
516 | struct bt_ctf_stream_class *stream_class = NULL; | |
517 | ||
518 | if (!event || !stream_event_context) { | |
519 | ret = -1; | |
520 | goto end; | |
521 | } | |
522 | ||
523 | stream_class = bt_ctf_event_class_get_stream_class(event->event_class); | |
524 | /* | |
525 | * We should not have been able to create the event without associating | |
526 | * the event class to a stream class. | |
527 | */ | |
528 | assert(stream_class); | |
529 | ||
530 | field_type = bt_ctf_field_get_type(stream_event_context); | |
531 | if (bt_ctf_field_type_compare(field_type, | |
532 | stream_class->event_context_type)) { | |
533 | ret = -1; | |
534 | goto end; | |
535 | } | |
536 | ||
537 | bt_get(stream_event_context); | |
538 | BT_MOVE(event->stream_event_context, stream_event_context); | |
539 | end: | |
540 | BT_PUT(stream_class); | |
541 | bt_put(field_type); | |
542 | return ret; | |
543 | } | |
544 | ||
273b65be JG |
545 | void bt_ctf_event_get(struct bt_ctf_event *event) |
546 | { | |
83509119 | 547 | bt_get(event); |
273b65be JG |
548 | } |
549 | ||
550 | void bt_ctf_event_put(struct bt_ctf_event *event) | |
551 | { | |
83509119 | 552 | bt_put(event); |
273b65be JG |
553 | } |
554 | ||
83509119 | 555 | void bt_ctf_event_destroy(struct bt_object *obj) |
273b65be JG |
556 | { |
557 | struct bt_ctf_event *event; | |
558 | ||
83509119 | 559 | event = container_of(obj, struct bt_ctf_event, base); |
e6a8e8e4 JG |
560 | if (!event->base.parent) { |
561 | /* | |
562 | * Event was keeping a reference to its class since it shared no | |
563 | * common ancestor with it to guarantee they would both have the | |
564 | * same lifetime. | |
565 | */ | |
566 | bt_put(event->event_class); | |
567 | } | |
83509119 | 568 | bt_put(event->event_header); |
5fd2e9fd | 569 | bt_put(event->stream_event_context); |
83509119 JG |
570 | bt_put(event->context_payload); |
571 | bt_put(event->fields_payload); | |
273b65be JG |
572 | g_free(event); |
573 | } | |
574 | ||
662e778c JG |
575 | static |
576 | int set_integer_field_value(struct bt_ctf_field* field, uint64_t value) | |
577 | { | |
578 | int ret = 0; | |
579 | struct bt_ctf_field_type *field_type = NULL; | |
580 | ||
581 | if (!field) { | |
582 | ret = -1; | |
583 | goto end; | |
584 | } | |
585 | ||
586 | if (!bt_ctf_field_validate(field)) { | |
587 | /* Payload already set, skip! (not an error) */ | |
588 | goto end; | |
589 | } | |
590 | ||
591 | field_type = bt_ctf_field_get_type(field); | |
592 | assert(field_type); | |
593 | ||
9a19a512 PP |
594 | if (bt_ctf_field_type_get_type_id(field_type) != |
595 | BT_CTF_TYPE_ID_INTEGER) { | |
662e778c JG |
596 | /* Not an integer and the value is unset, error. */ |
597 | ret = -1; | |
598 | goto end; | |
599 | } | |
600 | ||
601 | if (bt_ctf_field_type_integer_get_signed(field_type)) { | |
602 | ret = bt_ctf_field_signed_integer_set_value(field, (int64_t) value); | |
603 | if (ret) { | |
604 | /* Value is out of range, error. */ | |
605 | goto end; | |
606 | } | |
607 | } else { | |
608 | ret = bt_ctf_field_unsigned_integer_set_value(field, value); | |
609 | if (ret) { | |
610 | /* Value is out of range, error. */ | |
611 | goto end; | |
612 | } | |
613 | } | |
614 | end: | |
83509119 | 615 | bt_put(field_type); |
662e778c JG |
616 | return ret; |
617 | } | |
618 | ||
273b65be JG |
619 | BT_HIDDEN |
620 | int bt_ctf_event_validate(struct bt_ctf_event *event) | |
621 | { | |
622 | /* Make sure each field's payload has been set */ | |
623 | int ret; | |
5fd2e9fd | 624 | struct bt_ctf_stream_class *stream_class = NULL; |
273b65be JG |
625 | |
626 | assert(event); | |
662e778c JG |
627 | ret = bt_ctf_field_validate(event->event_header); |
628 | if (ret) { | |
629 | goto end; | |
630 | } | |
631 | ||
5fd2e9fd PP |
632 | stream_class = bt_ctf_event_class_get_stream_class(event->event_class); |
633 | /* | |
634 | * We should not have been able to create the event without associating | |
635 | * the event class to a stream class. | |
636 | */ | |
637 | assert(stream_class); | |
638 | if (stream_class->event_context_type) { | |
639 | ret = bt_ctf_field_validate(event->stream_event_context); | |
640 | if (ret) { | |
641 | goto end; | |
642 | } | |
643 | } | |
644 | ||
273b65be JG |
645 | ret = bt_ctf_field_validate(event->fields_payload); |
646 | if (ret) { | |
647 | goto end; | |
648 | } | |
649 | ||
650 | if (event->event_class->context) { | |
651 | ret = bt_ctf_field_validate(event->context_payload); | |
652 | } | |
653 | end: | |
5fd2e9fd | 654 | bt_put(stream_class); |
273b65be JG |
655 | return ret; |
656 | } | |
657 | ||
658 | BT_HIDDEN | |
659 | int bt_ctf_event_serialize(struct bt_ctf_event *event, | |
660 | struct ctf_stream_pos *pos) | |
661 | { | |
662 | int ret = 0; | |
663 | ||
664 | assert(event); | |
665 | assert(pos); | |
666 | if (event->context_payload) { | |
667 | ret = bt_ctf_field_serialize(event->context_payload, pos); | |
668 | if (ret) { | |
669 | goto end; | |
670 | } | |
671 | } | |
672 | ||
673 | if (event->fields_payload) { | |
674 | ret = bt_ctf_field_serialize(event->fields_payload, pos); | |
675 | if (ret) { | |
676 | goto end; | |
677 | } | |
678 | } | |
679 | end: | |
680 | return ret; | |
681 | } | |
682 | ||
662e778c JG |
683 | BT_HIDDEN |
684 | int bt_ctf_event_populate_event_header(struct bt_ctf_event *event) | |
685 | { | |
686 | int ret = 0; | |
687 | struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL; | |
688 | ||
689 | if (!event) { | |
690 | ret = -1; | |
691 | goto end; | |
692 | } | |
693 | ||
694 | id_field = bt_ctf_field_structure_get_field(event->event_header, "id"); | |
695 | if (id_field) { | |
696 | ret = set_integer_field_value(id_field, | |
b8248cc0 PP |
697 | (uint64_t) bt_ctf_event_class_get_id( |
698 | event->event_class)); | |
662e778c JG |
699 | if (ret) { |
700 | goto end; | |
701 | } | |
702 | } | |
703 | ||
704 | timestamp_field = bt_ctf_field_structure_get_field(event->event_header, | |
705 | "timestamp"); | |
706 | if (timestamp_field) { | |
9a220c32 JG |
707 | struct bt_ctf_field_type *timestamp_field_type = |
708 | bt_ctf_field_get_type(timestamp_field); | |
709 | struct bt_ctf_clock *mapped_clock; | |
710 | ||
711 | assert(timestamp_field_type); | |
712 | mapped_clock = bt_ctf_field_type_integer_get_mapped_clock( | |
713 | timestamp_field_type); | |
83509119 | 714 | bt_put(timestamp_field_type); |
9a220c32 | 715 | if (mapped_clock) { |
61cf588b | 716 | int64_t timestamp; |
9a220c32 | 717 | |
61cf588b | 718 | ret = bt_ctf_clock_get_time(mapped_clock, ×tamp); |
83509119 | 719 | bt_put(mapped_clock); |
61cf588b | 720 | if (ret) { |
9a220c32 JG |
721 | goto end; |
722 | } | |
723 | ||
724 | ret = set_integer_field_value(timestamp_field, | |
725 | timestamp); | |
726 | if (ret) { | |
727 | goto end; | |
728 | } | |
662e778c JG |
729 | } |
730 | } | |
731 | end: | |
83509119 JG |
732 | bt_put(id_field); |
733 | bt_put(timestamp_field); | |
662e778c JG |
734 | return ret; |
735 | } | |
123fbdec | 736 | |
9c4c8f6e PP |
737 | struct bt_ctf_event *bt_ctf_event_copy(struct bt_ctf_event *event) |
738 | { | |
739 | struct bt_ctf_event *copy = NULL; | |
740 | ||
741 | if (!event) { | |
742 | goto error; | |
743 | } | |
744 | ||
745 | copy = g_new0(struct bt_ctf_event, 1); | |
746 | if (!copy) { | |
747 | goto error; | |
748 | } | |
749 | ||
83509119 | 750 | bt_object_init(copy, bt_ctf_event_destroy); |
e6a8e8e4 | 751 | copy->event_class = bt_get(event->event_class); |
9c4c8f6e PP |
752 | |
753 | if (event->event_header) { | |
754 | copy->event_header = bt_ctf_field_copy(event->event_header); | |
9c4c8f6e PP |
755 | if (!copy->event_header) { |
756 | goto error; | |
757 | } | |
758 | } | |
759 | ||
5fd2e9fd PP |
760 | if (event->stream_event_context) { |
761 | copy->stream_event_context = | |
762 | bt_ctf_field_copy(event->stream_event_context); | |
763 | if (!copy->stream_event_context) { | |
764 | goto error; | |
765 | } | |
766 | } | |
767 | ||
9c4c8f6e PP |
768 | if (event->context_payload) { |
769 | copy->context_payload = bt_ctf_field_copy( | |
770 | event->context_payload); | |
9c4c8f6e PP |
771 | if (!copy->context_payload) { |
772 | goto error; | |
773 | } | |
774 | } | |
775 | ||
776 | if (event->fields_payload) { | |
777 | copy->fields_payload = bt_ctf_field_copy(event->fields_payload); | |
9c4c8f6e PP |
778 | if (!copy->fields_payload) { |
779 | goto error; | |
780 | } | |
781 | } | |
782 | ||
783 | return copy; | |
784 | ||
785 | error: | |
83509119 JG |
786 | BT_PUT(copy); |
787 | return copy; | |
9c4c8f6e | 788 | } |