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> |
41ac640a | 36 | #include <babeltrace/ctf-ir/stream-internal.h> |
4ce9f9d0 PP |
37 | #include <babeltrace/ctf-ir/packet.h> |
38 | #include <babeltrace/ctf-ir/packet-internal.h> | |
bc37ae52 | 39 | #include <babeltrace/ctf-ir/trace-internal.h> |
09840de5 | 40 | #include <babeltrace/ctf-ir/validation-internal.h> |
5c3b707d | 41 | #include <babeltrace/ctf-ir/packet-internal.h> |
654c1444 | 42 | #include <babeltrace/ctf-ir/utils.h> |
83509119 | 43 | #include <babeltrace/ref.h> |
44e0a4f5 | 44 | #include <babeltrace/ctf-ir/attributes-internal.h> |
273b65be JG |
45 | #include <babeltrace/compiler.h> |
46 | ||
273b65be | 47 | static |
83509119 | 48 | void bt_ctf_event_destroy(struct bt_object *obj); |
662e778c JG |
49 | static |
50 | int set_integer_field_value(struct bt_ctf_field *field, uint64_t value); | |
273b65be | 51 | |
273b65be JG |
52 | struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class) |
53 | { | |
09840de5 PP |
54 | int ret; |
55 | enum bt_ctf_validation_flag validation_flags = | |
56 | BT_CTF_VALIDATION_FLAG_STREAM | | |
57 | BT_CTF_VALIDATION_FLAG_EVENT; | |
273b65be | 58 | struct bt_ctf_event *event = NULL; |
09840de5 | 59 | struct bt_ctf_trace *trace = NULL; |
e6a8e8e4 | 60 | struct bt_ctf_stream_class *stream_class = NULL; |
09840de5 PP |
61 | struct bt_ctf_field_type *packet_header_type = NULL; |
62 | struct bt_ctf_field_type *packet_context_type = NULL; | |
63 | struct bt_ctf_field_type *event_header_type = NULL; | |
64 | struct bt_ctf_field_type *stream_event_ctx_type = NULL; | |
65 | struct bt_ctf_field_type *event_context_type = NULL; | |
66 | struct bt_ctf_field_type *event_payload_type = NULL; | |
67 | struct bt_ctf_field *event_header = NULL; | |
5fd2e9fd | 68 | struct bt_ctf_field *stream_event_context = NULL; |
09840de5 PP |
69 | struct bt_ctf_field *event_context = NULL; |
70 | struct bt_ctf_field *event_payload = NULL; | |
71 | struct bt_value *environment = NULL; | |
72 | struct bt_ctf_validation_output validation_output = { 0 }; | |
73 | int trace_valid = 0; | |
273b65be JG |
74 | |
75 | if (!event_class) { | |
e6a8e8e4 | 76 | goto error; |
273b65be JG |
77 | } |
78 | ||
e6a8e8e4 | 79 | stream_class = bt_ctf_event_class_get_stream_class(event_class); |
09840de5 | 80 | |
662e778c | 81 | /* |
e6a8e8e4 JG |
82 | * We disallow the creation of an event if its event class has not been |
83 | * associated to a stream class. | |
662e778c | 84 | */ |
e6a8e8e4 JG |
85 | if (!stream_class) { |
86 | goto error; | |
662e778c | 87 | } |
09840de5 PP |
88 | |
89 | /* A stream class should always have an existing event header type */ | |
e6a8e8e4 | 90 | assert(stream_class->event_header_type); |
09840de5 PP |
91 | |
92 | /* The event class was frozen when added to its stream class */ | |
93 | assert(event_class->frozen); | |
94 | ||
95 | /* Validate the trace (if any), the stream class, and the event class */ | |
96 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
97 | if (trace) { | |
98 | packet_header_type = bt_ctf_trace_get_packet_header_type(trace); | |
99 | trace_valid = trace->valid; | |
100 | assert(trace_valid); | |
101 | environment = trace->environment; | |
102 | } | |
103 | ||
104 | packet_context_type = bt_ctf_stream_class_get_packet_context_type( | |
105 | stream_class); | |
106 | event_header_type = bt_ctf_stream_class_get_event_header_type( | |
107 | stream_class); | |
108 | stream_event_ctx_type = bt_ctf_stream_class_get_event_context_type( | |
109 | stream_class); | |
110 | event_context_type = bt_ctf_event_class_get_context_type(event_class); | |
111 | event_payload_type = bt_ctf_event_class_get_payload_type(event_class); | |
112 | ret = bt_ctf_validate_class_types(environment, packet_header_type, | |
113 | packet_context_type, event_header_type, stream_event_ctx_type, | |
114 | event_context_type, event_payload_type, trace_valid, | |
115 | stream_class->valid, event_class->valid, | |
116 | &validation_output, validation_flags); | |
117 | BT_PUT(packet_header_type); | |
118 | BT_PUT(packet_context_type); | |
119 | BT_PUT(event_header_type); | |
120 | BT_PUT(stream_event_ctx_type); | |
121 | BT_PUT(event_context_type); | |
122 | BT_PUT(event_payload_type); | |
09840de5 PP |
123 | if (ret) { |
124 | /* | |
125 | * This means something went wrong during the validation | |
126 | * process, not that the objects are invalid. | |
127 | */ | |
128 | goto error; | |
129 | } | |
130 | ||
131 | if ((validation_output.valid_flags & validation_flags) != | |
132 | validation_flags) { | |
133 | /* Invalid trace/stream class/event class */ | |
134 | goto error; | |
135 | } | |
136 | ||
137 | /* | |
138 | * At this point we know the trace (if associated to the stream | |
139 | * class), the stream class, and the event class, with their | |
140 | * current types, are valid. We may proceed with creating | |
141 | * the event. | |
142 | */ | |
b8248cc0 PP |
143 | event = g_new0(struct bt_ctf_event, 1); |
144 | if (!event) { | |
e6a8e8e4 | 145 | goto error; |
b8248cc0 PP |
146 | } |
147 | ||
83509119 | 148 | bt_object_init(event, bt_ctf_event_destroy); |
09840de5 | 149 | |
e6a8e8e4 JG |
150 | /* |
151 | * event does not share a common ancestor with the event class; it has | |
152 | * to guarantee its existence by holding a reference. This reference | |
153 | * shall be released once the event is associated to a stream since, | |
154 | * from that point, the event and its class will share the same | |
155 | * lifetime. | |
156 | */ | |
157 | event->event_class = bt_get(event_class); | |
41ac640a PP |
158 | event->clock_values = g_hash_table_new_full(g_direct_hash, |
159 | g_direct_equal, NULL, g_free); | |
09840de5 PP |
160 | event_header = |
161 | bt_ctf_field_create(validation_output.event_header_type); | |
09840de5 | 162 | if (!event_header) { |
83509119 | 163 | goto error; |
662e778c | 164 | } |
09840de5 | 165 | |
5fd2e9fd PP |
166 | if (validation_output.stream_event_ctx_type) { |
167 | stream_event_context = bt_ctf_field_create( | |
168 | validation_output.stream_event_ctx_type); | |
169 | if (!stream_event_context) { | |
170 | goto error; | |
171 | } | |
172 | } | |
173 | ||
09840de5 PP |
174 | if (validation_output.event_context_type) { |
175 | event_context = bt_ctf_field_create( | |
176 | validation_output.event_context_type); | |
177 | if (!event_context) { | |
83509119 | 178 | goto error; |
662e778c | 179 | } |
f655a84d | 180 | } |
09840de5 PP |
181 | |
182 | if (validation_output.event_payload_type) { | |
183 | event_payload = bt_ctf_field_create( | |
184 | validation_output.event_payload_type); | |
185 | if (!event_payload) { | |
186 | goto error; | |
187 | } | |
662e778c JG |
188 | } |
189 | ||
09840de5 PP |
190 | /* |
191 | * At this point all the fields are created, potentially from | |
192 | * validated copies of field types, so that the field types and | |
193 | * fields can be replaced in the trace, stream class, | |
194 | * event class, and created event. | |
195 | */ | |
196 | bt_ctf_validation_replace_types(trace, stream_class, | |
197 | event_class, &validation_output, validation_flags); | |
198 | BT_MOVE(event->event_header, event_header); | |
5fd2e9fd | 199 | BT_MOVE(event->stream_event_context, stream_event_context); |
09840de5 PP |
200 | BT_MOVE(event->context_payload, event_context); |
201 | BT_MOVE(event->fields_payload, event_payload); | |
202 | ||
203 | /* | |
204 | * Put what was not moved in bt_ctf_validation_replace_types(). | |
205 | */ | |
206 | bt_ctf_validation_output_put_types(&validation_output); | |
207 | ||
662e778c JG |
208 | /* |
209 | * Freeze the stream class since the event header must not be changed | |
210 | * anymore. | |
211 | */ | |
e6a8e8e4 | 212 | bt_ctf_stream_class_freeze(stream_class); |
09840de5 PP |
213 | |
214 | /* | |
215 | * Mark stream class, and event class as valid since | |
216 | * they're all frozen now. | |
217 | */ | |
218 | stream_class->valid = 1; | |
219 | event_class->valid = 1; | |
220 | ||
221 | /* Put stuff we borrowed from the event class */ | |
e6a8e8e4 | 222 | BT_PUT(stream_class); |
09840de5 PP |
223 | BT_PUT(trace); |
224 | ||
273b65be | 225 | return event; |
09840de5 | 226 | |
83509119 | 227 | error: |
09840de5 | 228 | bt_ctf_validation_output_put_types(&validation_output); |
83509119 | 229 | BT_PUT(event); |
e6a8e8e4 | 230 | BT_PUT(stream_class); |
09840de5 PP |
231 | BT_PUT(trace); |
232 | BT_PUT(event_header); | |
5fd2e9fd | 233 | BT_PUT(stream_event_context); |
09840de5 PP |
234 | BT_PUT(event_context); |
235 | BT_PUT(event_payload); | |
236 | assert(!packet_header_type); | |
237 | assert(!packet_context_type); | |
238 | assert(!event_header_type); | |
239 | assert(!stream_event_ctx_type); | |
240 | assert(!event_context_type); | |
241 | assert(!event_payload_type); | |
242 | ||
83509119 | 243 | return event; |
273b65be JG |
244 | } |
245 | ||
2f100782 JG |
246 | struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event) |
247 | { | |
248 | struct bt_ctf_event_class *event_class = NULL; | |
249 | ||
250 | if (!event) { | |
251 | goto end; | |
252 | } | |
253 | ||
254 | event_class = event->event_class; | |
83509119 | 255 | bt_get(event_class); |
2f100782 JG |
256 | end: |
257 | return event_class; | |
258 | } | |
259 | ||
8e5003bb JG |
260 | struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event) |
261 | { | |
cacf3147 PP |
262 | struct bt_ctf_stream *stream = NULL; |
263 | ||
264 | if (!event) { | |
265 | goto end; | |
266 | } | |
267 | ||
268 | /* | |
269 | * If the event has a parent, then this is its (writer) stream. | |
270 | * If the event has no parent, then if it has a packet, this | |
271 | * is its (non-writer) stream. | |
272 | */ | |
273 | if (event->base.parent) { | |
274 | stream = (struct bt_ctf_stream *) bt_object_get_parent(event); | |
275 | } else { | |
276 | if (event->packet) { | |
277 | stream = bt_get(event->packet->stream); | |
278 | } | |
279 | } | |
280 | ||
281 | end: | |
282 | return stream; | |
8e5003bb JG |
283 | } |
284 | ||
2f100782 JG |
285 | struct bt_ctf_clock *bt_ctf_event_get_clock(struct bt_ctf_event *event) |
286 | { | |
287 | struct bt_ctf_clock *clock = NULL; | |
288 | struct bt_ctf_event_class *event_class; | |
289 | struct bt_ctf_stream_class *stream_class; | |
290 | ||
291 | if (!event) { | |
292 | goto end; | |
293 | } | |
294 | ||
295 | event_class = bt_ctf_event_get_class(event); | |
296 | if (!event_class) { | |
297 | goto end; | |
298 | } | |
299 | ||
300 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
301 | if (!stream_class) { | |
302 | goto error_put_event_class; | |
303 | } | |
304 | ||
305 | clock = bt_ctf_stream_class_get_clock(stream_class); | |
306 | if (!clock) { | |
307 | goto error_put_stream_class; | |
308 | } | |
309 | ||
310 | error_put_stream_class: | |
83509119 | 311 | bt_put(stream_class); |
2f100782 | 312 | error_put_event_class: |
83509119 | 313 | bt_put(event_class); |
2f100782 JG |
314 | end: |
315 | return clock; | |
316 | } | |
317 | ||
273b65be JG |
318 | int bt_ctf_event_set_payload(struct bt_ctf_event *event, |
319 | const char *name, | |
c5a9aa19 | 320 | struct bt_ctf_field *payload) |
273b65be JG |
321 | { |
322 | int ret = 0; | |
323 | ||
4ce9f9d0 | 324 | if (!event || !payload || event->frozen) { |
273b65be JG |
325 | ret = -1; |
326 | goto end; | |
327 | } | |
328 | ||
c5a9aa19 JG |
329 | if (name) { |
330 | ret = bt_ctf_field_structure_set_field(event->fields_payload, | |
331 | name, payload); | |
332 | } else { | |
333 | struct bt_ctf_field_type *payload_type; | |
334 | ||
335 | payload_type = bt_ctf_field_get_type(payload); | |
09840de5 PP |
336 | |
337 | if (bt_ctf_field_type_compare(payload_type, | |
338 | event->event_class->fields) == 0) { | |
83509119 JG |
339 | bt_put(event->fields_payload); |
340 | bt_get(payload); | |
c5a9aa19 JG |
341 | event->fields_payload = payload; |
342 | } else { | |
343 | ret = -1; | |
344 | } | |
345 | ||
83509119 | 346 | bt_put(payload_type); |
c5a9aa19 | 347 | } |
273b65be JG |
348 | end: |
349 | return ret; | |
350 | } | |
351 | ||
71362d53 PP |
352 | struct bt_ctf_field *bt_ctf_event_get_payload_field(struct bt_ctf_event *event) |
353 | { | |
354 | struct bt_ctf_field *payload = NULL; | |
355 | ||
356 | if (!event || !event->fields_payload) { | |
357 | goto end; | |
358 | } | |
359 | ||
360 | payload = event->fields_payload; | |
83509119 | 361 | bt_get(payload); |
71362d53 PP |
362 | end: |
363 | return payload; | |
364 | } | |
273b65be | 365 | |
e5e6eb3a JG |
366 | int bt_ctf_event_set_payload_field(struct bt_ctf_event *event, |
367 | struct bt_ctf_field *payload) | |
368 | { | |
369 | int ret = 0; | |
370 | struct bt_ctf_field_type *payload_type = NULL; | |
371 | ||
4ce9f9d0 | 372 | if (!event || !payload || event->frozen) { |
e5e6eb3a JG |
373 | ret = -1; |
374 | goto end; | |
375 | } | |
376 | ||
377 | payload_type = bt_ctf_field_get_type(payload); | |
378 | if (!payload_type) { | |
379 | ret = -1; | |
380 | goto end; | |
381 | } | |
382 | ||
9a19a512 PP |
383 | if (bt_ctf_field_type_get_type_id(payload_type) != |
384 | BT_CTF_TYPE_ID_STRUCT) { | |
e5e6eb3a JG |
385 | ret = -1; |
386 | goto end; | |
387 | } | |
388 | ||
83509119 JG |
389 | bt_get(payload); |
390 | bt_put(event->fields_payload); | |
e5e6eb3a JG |
391 | event->fields_payload = payload; |
392 | ||
393 | end: | |
83509119 | 394 | bt_put(payload_type); |
e5e6eb3a JG |
395 | return ret; |
396 | } | |
397 | ||
273b65be JG |
398 | struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event, |
399 | const char *name) | |
400 | { | |
401 | struct bt_ctf_field *field = NULL; | |
402 | ||
c5a9aa19 | 403 | if (!event) { |
273b65be JG |
404 | goto end; |
405 | } | |
406 | ||
c5a9aa19 JG |
407 | if (name) { |
408 | field = bt_ctf_field_structure_get_field(event->fields_payload, | |
409 | name); | |
410 | } else { | |
411 | field = event->fields_payload; | |
83509119 | 412 | bt_get(field); |
c5a9aa19 | 413 | } |
273b65be JG |
414 | end: |
415 | return field; | |
416 | } | |
417 | ||
2f100782 | 418 | struct bt_ctf_field *bt_ctf_event_get_payload_by_index( |
074ee56d | 419 | struct bt_ctf_event *event, int index) |
2f100782 JG |
420 | { |
421 | struct bt_ctf_field *field = NULL; | |
422 | ||
074ee56d | 423 | if (!event || index < 0) { |
2f100782 JG |
424 | goto end; |
425 | } | |
426 | ||
427 | field = bt_ctf_field_structure_get_field_by_index(event->fields_payload, | |
428 | index); | |
429 | end: | |
430 | return field; | |
431 | } | |
432 | ||
286a2840 | 433 | struct bt_ctf_field *bt_ctf_event_get_header( |
662e778c JG |
434 | struct bt_ctf_event *event) |
435 | { | |
436 | struct bt_ctf_field *header = NULL; | |
437 | ||
438 | if (!event || !event->event_header) { | |
439 | goto end; | |
440 | } | |
441 | ||
442 | header = event->event_header; | |
83509119 | 443 | bt_get(header); |
662e778c JG |
444 | end: |
445 | return header; | |
446 | } | |
447 | ||
286a2840 | 448 | int bt_ctf_event_set_header(struct bt_ctf_event *event, |
662e778c JG |
449 | struct bt_ctf_field *header) |
450 | { | |
451 | int ret = 0; | |
452 | struct bt_ctf_field_type *field_type = NULL; | |
e6a8e8e4 | 453 | struct bt_ctf_stream_class *stream_class = NULL; |
662e778c | 454 | |
4ce9f9d0 | 455 | if (!event || !header || event->frozen) { |
662e778c JG |
456 | ret = -1; |
457 | goto end; | |
458 | } | |
459 | ||
e6a8e8e4 JG |
460 | stream_class = (struct bt_ctf_stream_class *) bt_object_get_parent( |
461 | event->event_class); | |
662e778c JG |
462 | /* |
463 | * Ensure the provided header's type matches the one registered to the | |
464 | * stream class. | |
465 | */ | |
466 | field_type = bt_ctf_field_get_type(header); | |
09840de5 PP |
467 | if (bt_ctf_field_type_compare(field_type, |
468 | stream_class->event_header_type)) { | |
662e778c JG |
469 | ret = -1; |
470 | goto end; | |
471 | } | |
472 | ||
83509119 JG |
473 | bt_get(header); |
474 | bt_put(event->event_header); | |
662e778c JG |
475 | event->event_header = header; |
476 | end: | |
e6a8e8e4 | 477 | bt_put(stream_class); |
83509119 | 478 | bt_put(field_type); |
662e778c JG |
479 | return ret; |
480 | } | |
481 | ||
f655a84d JG |
482 | struct bt_ctf_field *bt_ctf_event_get_event_context( |
483 | struct bt_ctf_event *event) | |
484 | { | |
485 | struct bt_ctf_field *context = NULL; | |
486 | ||
487 | if (!event || !event->context_payload) { | |
488 | goto end; | |
489 | } | |
490 | ||
491 | context = event->context_payload; | |
83509119 | 492 | bt_get(context); |
f655a84d JG |
493 | end: |
494 | return context; | |
495 | } | |
496 | ||
497 | int bt_ctf_event_set_event_context(struct bt_ctf_event *event, | |
498 | struct bt_ctf_field *context) | |
499 | { | |
500 | int ret = 0; | |
501 | struct bt_ctf_field_type *field_type = NULL; | |
502 | ||
4ce9f9d0 | 503 | if (!event || !context || event->frozen) { |
f655a84d JG |
504 | ret = -1; |
505 | goto end; | |
506 | } | |
507 | ||
508 | field_type = bt_ctf_field_get_type(context); | |
09840de5 PP |
509 | if (bt_ctf_field_type_compare(field_type, |
510 | event->event_class->context)) { | |
f655a84d JG |
511 | ret = -1; |
512 | goto end; | |
513 | } | |
514 | ||
83509119 JG |
515 | bt_get(context); |
516 | bt_put(event->context_payload); | |
f655a84d JG |
517 | event->context_payload = context; |
518 | end: | |
83509119 | 519 | bt_put(field_type); |
f655a84d JG |
520 | return ret; |
521 | } | |
522 | ||
5fd2e9fd PP |
523 | struct bt_ctf_field *bt_ctf_event_get_stream_event_context( |
524 | struct bt_ctf_event *event) | |
525 | { | |
526 | struct bt_ctf_field *stream_event_context = NULL; | |
527 | ||
528 | if (!event || !event->stream_event_context) { | |
529 | goto end; | |
530 | } | |
531 | ||
532 | stream_event_context = event->stream_event_context; | |
533 | end: | |
534 | return bt_get(stream_event_context); | |
535 | } | |
536 | ||
537 | int bt_ctf_event_set_stream_event_context(struct bt_ctf_event *event, | |
538 | struct bt_ctf_field *stream_event_context) | |
539 | { | |
540 | int ret = 0; | |
541 | struct bt_ctf_field_type *field_type = NULL; | |
542 | struct bt_ctf_stream_class *stream_class = NULL; | |
543 | ||
4ce9f9d0 | 544 | if (!event || !stream_event_context || event->frozen) { |
5fd2e9fd PP |
545 | ret = -1; |
546 | goto end; | |
547 | } | |
548 | ||
549 | stream_class = bt_ctf_event_class_get_stream_class(event->event_class); | |
550 | /* | |
551 | * We should not have been able to create the event without associating | |
552 | * the event class to a stream class. | |
553 | */ | |
554 | assert(stream_class); | |
555 | ||
556 | field_type = bt_ctf_field_get_type(stream_event_context); | |
557 | if (bt_ctf_field_type_compare(field_type, | |
558 | stream_class->event_context_type)) { | |
559 | ret = -1; | |
560 | goto end; | |
561 | } | |
562 | ||
563 | bt_get(stream_event_context); | |
564 | BT_MOVE(event->stream_event_context, stream_event_context); | |
565 | end: | |
566 | BT_PUT(stream_class); | |
567 | bt_put(field_type); | |
568 | return ret; | |
569 | } | |
570 | ||
273b65be JG |
571 | void bt_ctf_event_get(struct bt_ctf_event *event) |
572 | { | |
83509119 | 573 | bt_get(event); |
273b65be JG |
574 | } |
575 | ||
576 | void bt_ctf_event_put(struct bt_ctf_event *event) | |
577 | { | |
83509119 | 578 | bt_put(event); |
273b65be JG |
579 | } |
580 | ||
83509119 | 581 | void bt_ctf_event_destroy(struct bt_object *obj) |
273b65be JG |
582 | { |
583 | struct bt_ctf_event *event; | |
584 | ||
83509119 | 585 | event = container_of(obj, struct bt_ctf_event, base); |
e6a8e8e4 JG |
586 | if (!event->base.parent) { |
587 | /* | |
588 | * Event was keeping a reference to its class since it shared no | |
589 | * common ancestor with it to guarantee they would both have the | |
590 | * same lifetime. | |
591 | */ | |
592 | bt_put(event->event_class); | |
593 | } | |
41ac640a | 594 | g_hash_table_destroy(event->clock_values); |
83509119 | 595 | bt_put(event->event_header); |
5fd2e9fd | 596 | bt_put(event->stream_event_context); |
83509119 JG |
597 | bt_put(event->context_payload); |
598 | bt_put(event->fields_payload); | |
5c3b707d | 599 | bt_put(event->packet); |
273b65be JG |
600 | g_free(event); |
601 | } | |
602 | ||
78586d8a JG |
603 | uint64_t bt_ctf_event_get_clock_value(struct bt_ctf_event *event, |
604 | struct bt_ctf_clock *clock) | |
605 | { | |
606 | uint64_t ret = -1ULL; | |
607 | uint64_t *clock_value; | |
608 | ||
609 | if (!event || !clock) { | |
610 | goto end; | |
611 | } | |
612 | ||
613 | clock_value = g_hash_table_lookup(event->clock_values, clock); | |
614 | if (!clock_value) { | |
615 | goto end; | |
616 | } | |
617 | ||
618 | ret = *clock_value; | |
619 | ||
620 | end: | |
621 | return ret; | |
622 | } | |
623 | ||
662e778c JG |
624 | static |
625 | int set_integer_field_value(struct bt_ctf_field* field, uint64_t value) | |
626 | { | |
627 | int ret = 0; | |
628 | struct bt_ctf_field_type *field_type = NULL; | |
629 | ||
630 | if (!field) { | |
631 | ret = -1; | |
632 | goto end; | |
633 | } | |
634 | ||
635 | if (!bt_ctf_field_validate(field)) { | |
636 | /* Payload already set, skip! (not an error) */ | |
637 | goto end; | |
638 | } | |
639 | ||
640 | field_type = bt_ctf_field_get_type(field); | |
641 | assert(field_type); | |
642 | ||
9a19a512 PP |
643 | if (bt_ctf_field_type_get_type_id(field_type) != |
644 | BT_CTF_TYPE_ID_INTEGER) { | |
662e778c JG |
645 | /* Not an integer and the value is unset, error. */ |
646 | ret = -1; | |
647 | goto end; | |
648 | } | |
649 | ||
650 | if (bt_ctf_field_type_integer_get_signed(field_type)) { | |
651 | ret = bt_ctf_field_signed_integer_set_value(field, (int64_t) value); | |
652 | if (ret) { | |
653 | /* Value is out of range, error. */ | |
654 | goto end; | |
655 | } | |
656 | } else { | |
657 | ret = bt_ctf_field_unsigned_integer_set_value(field, value); | |
658 | if (ret) { | |
659 | /* Value is out of range, error. */ | |
660 | goto end; | |
661 | } | |
662 | } | |
663 | end: | |
83509119 | 664 | bt_put(field_type); |
662e778c JG |
665 | return ret; |
666 | } | |
667 | ||
273b65be JG |
668 | BT_HIDDEN |
669 | int bt_ctf_event_validate(struct bt_ctf_event *event) | |
670 | { | |
671 | /* Make sure each field's payload has been set */ | |
672 | int ret; | |
5fd2e9fd | 673 | struct bt_ctf_stream_class *stream_class = NULL; |
273b65be JG |
674 | |
675 | assert(event); | |
662e778c JG |
676 | ret = bt_ctf_field_validate(event->event_header); |
677 | if (ret) { | |
678 | goto end; | |
679 | } | |
680 | ||
5fd2e9fd PP |
681 | stream_class = bt_ctf_event_class_get_stream_class(event->event_class); |
682 | /* | |
683 | * We should not have been able to create the event without associating | |
684 | * the event class to a stream class. | |
685 | */ | |
686 | assert(stream_class); | |
687 | if (stream_class->event_context_type) { | |
688 | ret = bt_ctf_field_validate(event->stream_event_context); | |
689 | if (ret) { | |
690 | goto end; | |
691 | } | |
692 | } | |
693 | ||
273b65be JG |
694 | ret = bt_ctf_field_validate(event->fields_payload); |
695 | if (ret) { | |
696 | goto end; | |
697 | } | |
698 | ||
699 | if (event->event_class->context) { | |
700 | ret = bt_ctf_field_validate(event->context_payload); | |
701 | } | |
702 | end: | |
5fd2e9fd | 703 | bt_put(stream_class); |
273b65be JG |
704 | return ret; |
705 | } | |
706 | ||
707 | BT_HIDDEN | |
708 | int bt_ctf_event_serialize(struct bt_ctf_event *event, | |
709 | struct ctf_stream_pos *pos) | |
710 | { | |
711 | int ret = 0; | |
712 | ||
713 | assert(event); | |
714 | assert(pos); | |
715 | if (event->context_payload) { | |
716 | ret = bt_ctf_field_serialize(event->context_payload, pos); | |
717 | if (ret) { | |
718 | goto end; | |
719 | } | |
720 | } | |
721 | ||
722 | if (event->fields_payload) { | |
723 | ret = bt_ctf_field_serialize(event->fields_payload, pos); | |
724 | if (ret) { | |
725 | goto end; | |
726 | } | |
727 | } | |
728 | end: | |
729 | return ret; | |
730 | } | |
731 | ||
662e778c JG |
732 | BT_HIDDEN |
733 | int bt_ctf_event_populate_event_header(struct bt_ctf_event *event) | |
734 | { | |
735 | int ret = 0; | |
736 | struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL; | |
737 | ||
4ce9f9d0 | 738 | if (!event || event->frozen) { |
662e778c JG |
739 | ret = -1; |
740 | goto end; | |
741 | } | |
742 | ||
743 | id_field = bt_ctf_field_structure_get_field(event->event_header, "id"); | |
744 | if (id_field) { | |
745 | ret = set_integer_field_value(id_field, | |
b8248cc0 PP |
746 | (uint64_t) bt_ctf_event_class_get_id( |
747 | event->event_class)); | |
662e778c JG |
748 | if (ret) { |
749 | goto end; | |
750 | } | |
751 | } | |
752 | ||
753 | timestamp_field = bt_ctf_field_structure_get_field(event->event_header, | |
754 | "timestamp"); | |
755 | if (timestamp_field) { | |
9a220c32 JG |
756 | struct bt_ctf_field_type *timestamp_field_type = |
757 | bt_ctf_field_get_type(timestamp_field); | |
758 | struct bt_ctf_clock *mapped_clock; | |
759 | ||
760 | assert(timestamp_field_type); | |
761 | mapped_clock = bt_ctf_field_type_integer_get_mapped_clock( | |
762 | timestamp_field_type); | |
83509119 | 763 | bt_put(timestamp_field_type); |
9a220c32 | 764 | if (mapped_clock) { |
61ec14e6 | 765 | int64_t timestamp = 0; |
9a220c32 | 766 | |
61ec14e6 JG |
767 | // FIXME - Clock refactoring |
768 | /* | |
61cf588b | 769 | ret = bt_ctf_clock_get_time(mapped_clock, ×tamp); |
83509119 | 770 | bt_put(mapped_clock); |
61cf588b | 771 | if (ret) { |
9a220c32 JG |
772 | goto end; |
773 | } | |
61ec14e6 | 774 | */ |
9a220c32 JG |
775 | |
776 | ret = set_integer_field_value(timestamp_field, | |
777 | timestamp); | |
778 | if (ret) { | |
779 | goto end; | |
780 | } | |
662e778c JG |
781 | } |
782 | } | |
783 | end: | |
83509119 JG |
784 | bt_put(id_field); |
785 | bt_put(timestamp_field); | |
662e778c JG |
786 | return ret; |
787 | } | |
123fbdec | 788 | |
5c0f40f4 JG |
789 | struct bt_ctf_packet *bt_ctf_event_get_packet(struct bt_ctf_event *event) |
790 | { | |
791 | struct bt_ctf_packet *packet = NULL; | |
792 | ||
793 | if (!event || !event->packet) { | |
794 | goto end; | |
795 | } | |
796 | ||
797 | packet = bt_get(event->packet); | |
798 | end: | |
799 | return packet; | |
800 | } | |
801 | ||
5c3b707d PP |
802 | int bt_ctf_event_set_packet(struct bt_ctf_event *event, |
803 | struct bt_ctf_packet *packet) | |
804 | { | |
b2b635e9 PP |
805 | struct bt_ctf_stream_class *event_stream_class = NULL; |
806 | struct bt_ctf_stream_class *packet_stream_class = NULL; | |
5c3b707d PP |
807 | struct bt_ctf_stream *stream = NULL; |
808 | int ret = 0; | |
809 | ||
4ce9f9d0 | 810 | if (!event || !packet || event->frozen) { |
5c3b707d PP |
811 | ret = -1; |
812 | goto end; | |
813 | } | |
814 | ||
815 | /* | |
816 | * Make sure the new packet was created by this event's | |
817 | * stream, if it is set. | |
818 | */ | |
819 | stream = bt_ctf_event_get_stream(event); | |
820 | if (stream) { | |
821 | if (packet->stream != stream) { | |
822 | ret = -1; | |
823 | goto end; | |
824 | } | |
825 | } else { | |
b2b635e9 PP |
826 | event_stream_class = |
827 | bt_ctf_event_class_get_stream_class(event->event_class); | |
828 | packet_stream_class = | |
829 | bt_ctf_stream_get_class(packet->stream); | |
830 | ||
831 | assert(event_stream_class); | |
832 | assert(packet_stream_class); | |
833 | ||
834 | if (event_stream_class != packet_stream_class) { | |
835 | ret = -1; | |
836 | goto end; | |
837 | } | |
5c3b707d PP |
838 | } |
839 | ||
cacf3147 PP |
840 | bt_get(packet); |
841 | BT_MOVE(event->packet, packet); | |
5c3b707d PP |
842 | |
843 | end: | |
844 | BT_PUT(stream); | |
b2b635e9 PP |
845 | BT_PUT(event_stream_class); |
846 | BT_PUT(packet_stream_class); | |
5c3b707d PP |
847 | |
848 | return ret; | |
849 | } | |
4ce9f9d0 PP |
850 | |
851 | BT_HIDDEN | |
852 | void bt_ctf_event_freeze(struct bt_ctf_event *event) | |
853 | { | |
854 | assert(event); | |
855 | bt_ctf_packet_freeze(event->packet); | |
856 | bt_ctf_field_freeze(event->event_header); | |
857 | bt_ctf_field_freeze(event->stream_event_context); | |
858 | bt_ctf_field_freeze(event->context_payload); | |
859 | bt_ctf_field_freeze(event->fields_payload); | |
860 | event->frozen = 1; | |
861 | } |