Commit | Line | Data |
---|---|---|
11b0cdc8 | 1 | /* |
3f043b05 | 2 | * stream-class.c |
11b0cdc8 | 3 | * |
d2dc44b6 | 4 | * Babeltrace CTF IR - Stream Class |
11b0cdc8 | 5 | * |
de9dd397 | 6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
11b0cdc8 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 | ||
d2f71f12 PP |
29 | #define BT_LOG_TAG "STREAM-CLASS" |
30 | #include <babeltrace/lib-logging-internal.h> | |
31 | ||
11b0cdc8 | 32 | #include <babeltrace/ctf-writer/clock.h> |
ac0c6bdd PP |
33 | #include <babeltrace/ctf-writer/clock-internal.h> |
34 | #include <babeltrace/ctf-ir/clock-class-internal.h> | |
11b0cdc8 | 35 | #include <babeltrace/ctf-writer/event.h> |
272df73e | 36 | #include <babeltrace/ctf-ir/event-class-internal.h> |
11b0cdc8 | 37 | #include <babeltrace/ctf-ir/event-internal.h> |
2e33ac5a PP |
38 | #include <babeltrace/ctf-ir/field-types-internal.h> |
39 | #include <babeltrace/ctf-ir/fields-internal.h> | |
11b0cdc8 JG |
40 | #include <babeltrace/ctf-writer/stream.h> |
41 | #include <babeltrace/ctf-ir/stream-class-internal.h> | |
09840de5 | 42 | #include <babeltrace/ctf-ir/validation-internal.h> |
8bf65fbd | 43 | #include <babeltrace/ctf-ir/visitor-internal.h> |
11b0cdc8 | 44 | #include <babeltrace/ctf-writer/functor-internal.h> |
654c1444 | 45 | #include <babeltrace/ctf-ir/utils.h> |
8c4a29ba | 46 | #include <babeltrace/ctf-ir/utils-internal.h> |
83509119 | 47 | #include <babeltrace/ref.h> |
3d9990ac PP |
48 | #include <babeltrace/compiler-internal.h> |
49 | #include <babeltrace/align-internal.h> | |
50 | #include <babeltrace/endian-internal.h> | |
8b45963b | 51 | #include <babeltrace/assert-internal.h> |
dc3fffef | 52 | #include <inttypes.h> |
544d0515 | 53 | #include <stdint.h> |
e011d2c1 | 54 | #include <stdbool.h> |
11b0cdc8 JG |
55 | |
56 | static | |
839d52a5 | 57 | void bt_stream_class_destroy(struct bt_object *obj); |
11b0cdc8 | 58 | static |
839d52a5 | 59 | int init_event_header(struct bt_stream_class *stream_class); |
11b0cdc8 | 60 | static |
839d52a5 | 61 | int init_packet_context(struct bt_stream_class *stream_class); |
11b0cdc8 | 62 | |
839d52a5 | 63 | struct bt_stream_class *bt_stream_class_create(const char *name) |
11b0cdc8 | 64 | { |
839d52a5 | 65 | struct bt_stream_class *stream_class; |
12c8a1a3 | 66 | int ret; |
e0e2946b | 67 | |
d2f71f12 | 68 | BT_LOGD("Creating default stream class object: name=\"%s\"", name); |
839d52a5 | 69 | stream_class = bt_stream_class_create_empty(name); |
e0e2946b | 70 | if (!stream_class) { |
d2f71f12 | 71 | BT_LOGD_STR("Cannot create empty stream class."); |
e0e2946b PP |
72 | goto error; |
73 | } | |
74 | ||
75 | ret = init_event_header(stream_class); | |
76 | if (ret) { | |
d2f71f12 | 77 | BT_LOGE_STR("Cannot initialize stream class's event header field type."); |
e0e2946b PP |
78 | goto error; |
79 | } | |
80 | ||
81 | ret = init_packet_context(stream_class); | |
82 | if (ret) { | |
d2f71f12 | 83 | BT_LOGE_STR("Cannot initialize stream class's packet context field type."); |
e0e2946b PP |
84 | goto error; |
85 | } | |
86 | ||
d2f71f12 PP |
87 | BT_LOGD("Created default stream class object: addr=%p, name=\"%s\"", |
88 | stream_class, name); | |
e0e2946b PP |
89 | return stream_class; |
90 | ||
91 | error: | |
92 | BT_PUT(stream_class); | |
93 | return stream_class; | |
94 | } | |
95 | ||
839d52a5 | 96 | struct bt_stream_class *bt_stream_class_create_empty(const char *name) |
e0e2946b | 97 | { |
839d52a5 | 98 | struct bt_stream_class *stream_class = NULL; |
11b0cdc8 | 99 | |
d2f71f12 PP |
100 | BT_LOGD("Creating empty stream class object: name=\"%s\"", name); |
101 | ||
839d52a5 | 102 | stream_class = g_new0(struct bt_stream_class, 1); |
11b0cdc8 | 103 | if (!stream_class) { |
d2f71f12 | 104 | BT_LOGE_STR("Failed to allocate one stream class."); |
11b0cdc8 JG |
105 | goto error; |
106 | } | |
107 | ||
108 | stream_class->name = g_string_new(name); | |
109 | stream_class->event_classes = g_ptr_array_new_with_free_func( | |
e6a8e8e4 | 110 | (GDestroyNotify) bt_object_release); |
11b0cdc8 | 111 | if (!stream_class->event_classes) { |
d2f71f12 | 112 | BT_LOGE_STR("Failed to allocate a GPtrArray."); |
83509119 | 113 | goto error; |
11b0cdc8 JG |
114 | } |
115 | ||
0b9ce69f JG |
116 | stream_class->event_classes_ht = g_hash_table_new_full(g_int64_hash, |
117 | g_int64_equal, g_free, NULL); | |
d2f71f12 PP |
118 | if (!stream_class->event_classes_ht) { |
119 | BT_LOGE_STR("Failed to allocate a GHashTable."); | |
120 | goto error; | |
121 | } | |
0b9ce69f | 122 | |
839d52a5 | 123 | bt_object_init(stream_class, bt_stream_class_destroy); |
d2f71f12 PP |
124 | BT_LOGD("Created empty stream class object: addr=%p, name=\"%s\"", |
125 | stream_class, name); | |
11b0cdc8 JG |
126 | return stream_class; |
127 | ||
11b0cdc8 | 128 | error: |
e0e2946b | 129 | BT_PUT(stream_class); |
11b0cdc8 JG |
130 | return stream_class; |
131 | } | |
132 | ||
839d52a5 PP |
133 | struct bt_trace *bt_stream_class_get_trace( |
134 | struct bt_stream_class *stream_class) | |
142c5610 | 135 | { |
dc3fffef | 136 | return stream_class ? |
839d52a5 | 137 | bt_get(bt_stream_class_borrow_trace(stream_class)) : |
dc3fffef | 138 | NULL; |
142c5610 JG |
139 | } |
140 | ||
839d52a5 PP |
141 | const char *bt_stream_class_get_name( |
142 | struct bt_stream_class *stream_class) | |
69dc4535 JG |
143 | { |
144 | const char *name = NULL; | |
145 | ||
146 | if (!stream_class) { | |
d2f71f12 | 147 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); |
69dc4535 JG |
148 | goto end; |
149 | } | |
150 | ||
a262eee7 | 151 | name = stream_class->name->len > 0 ? stream_class->name->str : NULL; |
69dc4535 JG |
152 | end: |
153 | return name; | |
154 | } | |
155 | ||
839d52a5 | 156 | int bt_stream_class_set_name(struct bt_stream_class *stream_class, |
3ea33115 JG |
157 | const char *name) |
158 | { | |
159 | int ret = 0; | |
160 | ||
d2f71f12 PP |
161 | if (!stream_class) { |
162 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
163 | ret = -1; | |
164 | goto end; | |
165 | } | |
166 | ||
167 | if (stream_class->frozen) { | |
168 | BT_LOGW("Invalid parameter: stream class is frozen: " | |
169 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
170 | stream_class, bt_stream_class_get_name(stream_class), |
171 | bt_stream_class_get_id(stream_class)); | |
3ea33115 JG |
172 | ret = -1; |
173 | goto end; | |
174 | } | |
175 | ||
a262eee7 PP |
176 | if (!name) { |
177 | g_string_assign(stream_class->name, ""); | |
178 | } else { | |
179 | if (strlen(name) == 0) { | |
180 | BT_LOGW("Invalid parameter: name is empty."); | |
181 | ret = -1; | |
182 | goto end; | |
183 | } | |
184 | ||
185 | g_string_assign(stream_class->name, name); | |
186 | } | |
187 | ||
d2f71f12 PP |
188 | BT_LOGV("Set stream class's name: " |
189 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
190 | stream_class, bt_stream_class_get_name(stream_class), |
191 | bt_stream_class_get_id(stream_class)); | |
3ea33115 JG |
192 | end: |
193 | return ret; | |
194 | } | |
195 | ||
839d52a5 PP |
196 | struct bt_ctf_clock *bt_stream_class_get_clock( |
197 | struct bt_stream_class *stream_class) | |
2f100782 JG |
198 | { |
199 | struct bt_ctf_clock *clock = NULL; | |
200 | ||
d2f71f12 PP |
201 | if (!stream_class) { |
202 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
203 | goto end; | |
204 | } | |
205 | ||
206 | if (!stream_class->clock) { | |
207 | BT_LOGV("Stream class has no clock: " | |
208 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
209 | stream_class, bt_stream_class_get_name(stream_class), |
210 | bt_stream_class_get_id(stream_class)); | |
2f100782 JG |
211 | goto end; |
212 | } | |
213 | ||
ac0c6bdd | 214 | clock = bt_get(stream_class->clock); |
2f100782 JG |
215 | end: |
216 | return clock; | |
217 | } | |
218 | ||
839d52a5 | 219 | int bt_stream_class_set_clock(struct bt_stream_class *stream_class, |
11b0cdc8 JG |
220 | struct bt_ctf_clock *clock) |
221 | { | |
222 | int ret = 0; | |
839d52a5 | 223 | struct bt_field_type *timestamp_field = NULL; |
11b0cdc8 | 224 | |
d2f71f12 PP |
225 | if (!stream_class || !clock) { |
226 | BT_LOGW("Invalid parameter: stream class or clock is NULL: " | |
227 | "stream-class-addr=%p, clock-addr=%p", | |
228 | stream_class, clock); | |
229 | ret = -1; | |
230 | goto end; | |
231 | } | |
232 | ||
233 | if (stream_class->frozen) { | |
234 | BT_LOGW("Invalid parameter: stream class is frozen: " | |
235 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
236 | stream_class, bt_stream_class_get_name(stream_class), |
237 | bt_stream_class_get_id(stream_class)); | |
11b0cdc8 JG |
238 | ret = -1; |
239 | goto end; | |
240 | } | |
241 | ||
ac0c6bdd PP |
242 | /* Replace the current clock of this stream class. */ |
243 | bt_put(stream_class->clock); | |
244 | stream_class->clock = bt_get(clock); | |
d2f71f12 PP |
245 | BT_LOGV("Set stream class's clock: " |
246 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
247 | "clock-addr=%p, clock-name=\"%s\"", | |
839d52a5 PP |
248 | stream_class, bt_stream_class_get_name(stream_class), |
249 | bt_stream_class_get_id(stream_class), | |
d2f71f12 PP |
250 | stream_class->clock, |
251 | bt_ctf_clock_get_name(stream_class->clock)); | |
11b0cdc8 | 252 | |
11b0cdc8 | 253 | end: |
ac0c6bdd | 254 | bt_put(timestamp_field); |
11b0cdc8 JG |
255 | return ret; |
256 | } | |
257 | ||
839d52a5 | 258 | int64_t bt_stream_class_get_id(struct bt_stream_class *stream_class) |
2f100782 JG |
259 | { |
260 | int64_t ret; | |
261 | ||
d2f71f12 PP |
262 | if (!stream_class) { |
263 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
264 | ret = (int64_t) -1; | |
265 | goto end; | |
266 | } | |
267 | ||
268 | if (!stream_class->id_set) { | |
269 | BT_LOGV("Stream class's ID is not set: addr=%p, name=\"%s\"", | |
270 | stream_class, | |
839d52a5 | 271 | bt_stream_class_get_name(stream_class)); |
9ac68eb1 | 272 | ret = (int64_t) -1; |
2f100782 JG |
273 | goto end; |
274 | } | |
275 | ||
9ac68eb1 | 276 | ret = stream_class->id; |
2f100782 JG |
277 | end: |
278 | return ret; | |
279 | } | |
280 | ||
5ca83563 | 281 | BT_HIDDEN |
839d52a5 PP |
282 | void _bt_stream_class_set_id( |
283 | struct bt_stream_class *stream_class, int64_t id) | |
5ca83563 | 284 | { |
8b45963b | 285 | BT_ASSERT(stream_class); |
5ca83563 JG |
286 | stream_class->id = id; |
287 | stream_class->id_set = 1; | |
d2f71f12 PP |
288 | BT_LOGV("Set stream class's ID (internal): " |
289 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
290 | stream_class, bt_stream_class_get_name(stream_class), |
291 | bt_stream_class_get_id(stream_class)); | |
5ca83563 JG |
292 | } |
293 | ||
9ac68eb1 PP |
294 | struct event_class_set_stream_class_id_data { |
295 | int64_t stream_class_id; | |
29664b2a PP |
296 | int ret; |
297 | }; | |
298 | ||
29664b2a | 299 | BT_HIDDEN |
839d52a5 PP |
300 | int bt_stream_class_set_id_no_check( |
301 | struct bt_stream_class *stream_class, int64_t id) | |
2f100782 | 302 | { |
839d52a5 | 303 | _bt_stream_class_set_id(stream_class, id); |
9cf5d083 | 304 | return 0; |
2f100782 JG |
305 | } |
306 | ||
839d52a5 | 307 | int bt_stream_class_set_id(struct bt_stream_class *stream_class, |
9ac68eb1 | 308 | uint64_t id_param) |
29664b2a PP |
309 | { |
310 | int ret = 0; | |
9ac68eb1 | 311 | int64_t id = (int64_t) id_param; |
29664b2a | 312 | |
d2f71f12 PP |
313 | if (!stream_class) { |
314 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
315 | ret = -1; | |
316 | goto end; | |
317 | } | |
318 | ||
319 | if (stream_class->frozen) { | |
320 | BT_LOGW("Invalid parameter: stream class is frozen: " | |
321 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
322 | stream_class, bt_stream_class_get_name(stream_class), |
323 | bt_stream_class_get_id(stream_class)); | |
d2f71f12 PP |
324 | ret = -1; |
325 | goto end; | |
326 | } | |
327 | ||
328 | if (id < 0) { | |
329 | BT_LOGW("Invalid parameter: invalid stream class's ID: " | |
330 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
331 | "stream-class-id=%" PRId64 ", id=%" PRIu64, | |
839d52a5 PP |
332 | stream_class, bt_stream_class_get_name(stream_class), |
333 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 334 | id_param); |
29664b2a PP |
335 | ret = -1; |
336 | goto end; | |
337 | } | |
338 | ||
839d52a5 | 339 | ret = bt_stream_class_set_id_no_check(stream_class, id); |
d2f71f12 PP |
340 | if (ret == 0) { |
341 | BT_LOGV("Set stream class's ID: " | |
342 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
343 | stream_class, bt_stream_class_get_name(stream_class), |
344 | bt_stream_class_get_id(stream_class)); | |
d2f71f12 | 345 | } |
29664b2a PP |
346 | end: |
347 | return ret; | |
348 | } | |
349 | ||
0d23acbe PP |
350 | static |
351 | void event_class_exists(gpointer element, gpointer query) | |
352 | { | |
839d52a5 | 353 | struct bt_event_class *event_class_a = element; |
0d23acbe | 354 | struct search_query *search_query = query; |
839d52a5 | 355 | struct bt_event_class *event_class_b = search_query->value; |
0d23acbe PP |
356 | int64_t id_a, id_b; |
357 | ||
358 | if (search_query->value == element) { | |
359 | search_query->found = 1; | |
360 | goto end; | |
361 | } | |
362 | ||
0d23acbe PP |
363 | /* |
364 | * Two event classes cannot share the same ID in a given | |
365 | * stream class. | |
366 | */ | |
839d52a5 PP |
367 | id_a = bt_event_class_get_id(event_class_a); |
368 | id_b = bt_event_class_get_id(event_class_b); | |
0d23acbe PP |
369 | |
370 | if (id_a < 0 || id_b < 0) { | |
371 | /* at least one ID is not set: will be automatically set later */ | |
372 | goto end; | |
373 | } | |
374 | ||
375 | if (id_a == id_b) { | |
66871d36 | 376 | BT_LOGW("Event class with this ID already exists in the stream class: " |
d2f71f12 | 377 | "id=%" PRId64 ", name=\"%s\"", |
839d52a5 | 378 | id_a, bt_event_class_get_name(event_class_a)); |
0d23acbe PP |
379 | search_query->found = 1; |
380 | goto end; | |
381 | } | |
382 | ||
383 | end: | |
384 | return; | |
385 | } | |
386 | ||
839d52a5 PP |
387 | int bt_stream_class_add_event_class( |
388 | struct bt_stream_class *stream_class, | |
389 | struct bt_event_class *event_class) | |
11b0cdc8 JG |
390 | { |
391 | int ret = 0; | |
0b9ce69f | 392 | int64_t *event_id = NULL; |
839d52a5 PP |
393 | struct bt_trace *trace = NULL; |
394 | struct bt_stream_class *old_stream_class = NULL; | |
395 | struct bt_validation_output validation_output = { 0 }; | |
396 | struct bt_field_type *packet_header_type = NULL; | |
397 | struct bt_field_type *packet_context_type = NULL; | |
398 | struct bt_field_type *event_header_type = NULL; | |
399 | struct bt_field_type *stream_event_ctx_type = NULL; | |
400 | struct bt_field_type *event_context_type = NULL; | |
401 | struct bt_field_type *event_payload_type = NULL; | |
402 | const enum bt_validation_flag validation_flags = | |
403 | BT_VALIDATION_FLAG_EVENT; | |
8c4a29ba | 404 | struct bt_clock_class *expected_clock_class = NULL; |
11b0cdc8 | 405 | |
e011d2c1 PP |
406 | if (!stream_class || !event_class) { |
407 | BT_LOGW("Invalid parameter: stream class or event class is NULL: " | |
408 | "stream-class-addr=%p, event-class-addr=%p", | |
409 | stream_class, event_class); | |
410 | ret = -1; | |
411 | goto end; | |
412 | } | |
413 | ||
d2f71f12 PP |
414 | BT_LOGD("Adding event class to stream class: " |
415 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
416 | "stream-class-id=%" PRId64 ", event-class-addr=%p, " | |
417 | "event-class-name=\"%s\", event-class-id=%" PRId64, | |
839d52a5 PP |
418 | stream_class, bt_stream_class_get_name(stream_class), |
419 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 420 | event_class, |
839d52a5 PP |
421 | bt_event_class_get_name(event_class), |
422 | bt_event_class_get_id(event_class)); | |
d2f71f12 | 423 | |
839d52a5 | 424 | trace = bt_stream_class_get_trace(stream_class); |
5acf2ae6 | 425 | if (trace && trace->is_static) { |
8c4a29ba PP |
426 | BT_LOGW("Invalid parameter: stream class's trace is static: " |
427 | "trace-addr=%p, trace-name=\"%s\"", | |
428 | trace, bt_trace_get_name(trace)); | |
5acf2ae6 PP |
429 | ret = -1; |
430 | goto end; | |
431 | } | |
432 | ||
8c4a29ba PP |
433 | if (stream_class->frozen) { |
434 | /* | |
435 | * We only check that the event class to be added has a | |
436 | * single class which matches the stream class's | |
437 | * expected clock class if the stream class is frozen. | |
438 | * If it's not, then this event class is added "as is" | |
439 | * and the validation will be performed when calling | |
440 | * either bt_trace_add_stream_class() or | |
441 | * bt_event_create(). This is because the stream class's | |
442 | * field types (packet context, event header, event | |
443 | * context) could change before the next call to one of | |
444 | * those two functions. | |
445 | */ | |
446 | expected_clock_class = bt_get(stream_class->clock_class); | |
447 | ||
448 | /* | |
449 | * At this point, `expected_clock_class` can be NULL, | |
450 | * and bt_event_class_validate_single_clock_class() | |
451 | * below can set it. | |
452 | */ | |
453 | ret = bt_event_class_validate_single_clock_class( | |
454 | event_class, &expected_clock_class); | |
455 | if (ret) { | |
456 | BT_LOGW("Event class contains a field type which is not " | |
457 | "recursively mapped to its stream class's " | |
458 | "expected clock class: " | |
459 | "stream-class-addr=%p, " | |
460 | "stream-class-id=%" PRId64 ", " | |
461 | "stream-class-name=\"%s\", " | |
462 | "expected-clock-class-addr=%p, " | |
463 | "expected-clock-class-name=\"%s\"", | |
464 | stream_class, | |
465 | bt_stream_class_get_id(stream_class), | |
466 | bt_stream_class_get_name(stream_class), | |
467 | expected_clock_class, | |
468 | expected_clock_class ? | |
469 | bt_clock_class_get_name(expected_clock_class) : | |
470 | NULL); | |
471 | goto end; | |
472 | } | |
473 | } | |
474 | ||
0b9ce69f JG |
475 | event_id = g_new(int64_t, 1); |
476 | if (!event_id) { | |
d2f71f12 | 477 | BT_LOGE_STR("Failed to allocate one int64_t."); |
0b9ce69f JG |
478 | ret = -1; |
479 | goto end; | |
480 | } | |
481 | ||
11b0cdc8 JG |
482 | /* Check for duplicate event classes */ |
483 | struct search_query query = { .value = event_class, .found = 0 }; | |
0d23acbe PP |
484 | g_ptr_array_foreach(stream_class->event_classes, event_class_exists, |
485 | &query); | |
11b0cdc8 | 486 | if (query.found) { |
d2f71f12 | 487 | BT_LOGW_STR("Another event class part of this stream class has the same ID."); |
11b0cdc8 JG |
488 | ret = -1; |
489 | goto end; | |
490 | } | |
491 | ||
839d52a5 | 492 | old_stream_class = bt_event_class_get_stream_class(event_class); |
e6a8e8e4 JG |
493 | if (old_stream_class) { |
494 | /* Event class is already associated to a stream class. */ | |
d2f71f12 PP |
495 | BT_LOGW("Event class is already part of another stream class: " |
496 | "event-class-stream-class-addr=%p, " | |
497 | "event-class-stream-class-name=\"%s\", " | |
498 | "event-class-stream-class-id=%" PRId64, | |
499 | old_stream_class, | |
839d52a5 PP |
500 | bt_stream_class_get_name(old_stream_class), |
501 | bt_stream_class_get_id(old_stream_class)); | |
e6a8e8e4 JG |
502 | ret = -1; |
503 | goto end; | |
504 | } | |
505 | ||
e6a8e8e4 | 506 | if (trace) { |
09840de5 PP |
507 | /* |
508 | * If the stream class is associated with a trace, then | |
509 | * both those objects are frozen. Also, this event class | |
510 | * is about to be frozen. | |
511 | * | |
512 | * Therefore the event class must be validated here. | |
513 | * The trace and stream class should be valid at this | |
514 | * point. | |
515 | */ | |
8b45963b PP |
516 | BT_ASSERT(trace->valid); |
517 | BT_ASSERT(stream_class->valid); | |
09840de5 | 518 | packet_header_type = |
839d52a5 | 519 | bt_trace_get_packet_header_type(trace); |
09840de5 | 520 | packet_context_type = |
839d52a5 | 521 | bt_stream_class_get_packet_context_type( |
09840de5 PP |
522 | stream_class); |
523 | event_header_type = | |
839d52a5 | 524 | bt_stream_class_get_event_header_type(stream_class); |
09840de5 | 525 | stream_event_ctx_type = |
839d52a5 | 526 | bt_stream_class_get_event_context_type( |
09840de5 PP |
527 | stream_class); |
528 | event_context_type = | |
839d52a5 | 529 | bt_event_class_get_context_type(event_class); |
09840de5 | 530 | event_payload_type = |
839d52a5 PP |
531 | bt_event_class_get_payload_type(event_class); |
532 | ret = bt_validate_class_types( | |
09840de5 PP |
533 | trace->environment, packet_header_type, |
534 | packet_context_type, event_header_type, | |
535 | stream_event_ctx_type, event_context_type, | |
536 | event_payload_type, trace->valid, | |
537 | stream_class->valid, event_class->valid, | |
538 | &validation_output, validation_flags); | |
539 | BT_PUT(packet_header_type); | |
540 | BT_PUT(packet_context_type); | |
541 | BT_PUT(event_header_type); | |
542 | BT_PUT(stream_event_ctx_type); | |
543 | BT_PUT(event_context_type); | |
544 | BT_PUT(event_payload_type); | |
545 | ||
26079216 | 546 | if (ret) { |
09840de5 PP |
547 | /* |
548 | * This means something went wrong during the | |
549 | * validation process, not that the objects are | |
550 | * invalid. | |
551 | */ | |
d2f71f12 | 552 | BT_LOGE("Failed to validate event class: ret=%d", ret); |
09840de5 PP |
553 | goto end; |
554 | } | |
555 | ||
556 | if ((validation_output.valid_flags & validation_flags) != | |
557 | validation_flags) { | |
558 | /* Invalid event class */ | |
66871d36 | 559 | BT_LOGW("Invalid trace, stream class, or event class: " |
d2f71f12 PP |
560 | "valid-flags=0x%x", |
561 | validation_output.valid_flags); | |
09840de5 | 562 | ret = -1; |
26079216 JG |
563 | goto end; |
564 | } | |
565 | } | |
566 | ||
09840de5 | 567 | /* Only set an event ID if none was explicitly set before */ |
839d52a5 | 568 | *event_id = bt_event_class_get_id(event_class); |
24626e8b | 569 | if (*event_id < 0) { |
d2f71f12 PP |
570 | BT_LOGV("Event class has no ID: automatically setting it: " |
571 | "id=%" PRId64, stream_class->next_event_id); | |
572 | ||
839d52a5 | 573 | if (bt_event_class_set_id(event_class, |
d2f71f12 PP |
574 | stream_class->next_event_id)) { |
575 | BT_LOGE("Cannot set event class's ID: id=%" PRId64, | |
576 | stream_class->next_event_id); | |
2f100782 JG |
577 | ret = -1; |
578 | goto end; | |
579 | } | |
d2f71f12 | 580 | stream_class->next_event_id++; |
0b9ce69f | 581 | *event_id = stream_class->next_event_id; |
2f100782 JG |
582 | } |
583 | ||
e6a8e8e4 | 584 | bt_object_set_parent(event_class, stream_class); |
09840de5 PP |
585 | |
586 | if (trace) { | |
587 | /* | |
588 | * At this point we know that the function will be | |
589 | * successful. Therefore we can replace the event | |
590 | * class's field types with what's in the validation | |
591 | * output structure and mark this event class as valid. | |
592 | */ | |
839d52a5 | 593 | bt_validation_replace_types(NULL, NULL, event_class, |
09840de5 PP |
594 | &validation_output, validation_flags); |
595 | event_class->valid = 1; | |
596 | ||
597 | /* | |
598 | * Put what was not moved in | |
839d52a5 | 599 | * bt_validation_replace_types(). |
09840de5 | 600 | */ |
839d52a5 | 601 | bt_validation_output_put_types(&validation_output); |
09840de5 PP |
602 | } |
603 | ||
604 | /* Add to the event classes of the stream class */ | |
11b0cdc8 | 605 | g_ptr_array_add(stream_class->event_classes, event_class); |
0b9ce69f JG |
606 | g_hash_table_insert(stream_class->event_classes_ht, event_id, |
607 | event_class); | |
608 | event_id = NULL; | |
09840de5 PP |
609 | |
610 | /* Freeze the event class */ | |
839d52a5 | 611 | bt_event_class_freeze(event_class); |
5ca83563 | 612 | |
8c4a29ba PP |
613 | /* |
614 | * It is safe to set the stream class's unique clock class | |
615 | * now if the stream class is frozen. | |
616 | */ | |
617 | if (stream_class->frozen && expected_clock_class) { | |
8b45963b | 618 | BT_ASSERT(!stream_class->clock_class || |
8c4a29ba PP |
619 | stream_class->clock_class == expected_clock_class); |
620 | BT_MOVE(stream_class->clock_class, expected_clock_class); | |
621 | } | |
622 | ||
9b888ff3 JG |
623 | /* Notifiy listeners of the trace's schema modification. */ |
624 | if (trace) { | |
839d52a5 PP |
625 | struct bt_visitor_object obj = { .object = event_class, |
626 | .type = BT_VISITOR_OBJECT_TYPE_EVENT_CLASS }; | |
9b888ff3 | 627 | |
839d52a5 | 628 | (void) bt_trace_object_modification(&obj, trace); |
9b888ff3 | 629 | } |
d2f71f12 PP |
630 | |
631 | BT_LOGD("Added event class to stream class: " | |
632 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
633 | "stream-class-id=%" PRId64 ", event-class-addr=%p, " | |
634 | "event-class-name=\"%s\", event-class-id=%" PRId64, | |
839d52a5 PP |
635 | stream_class, bt_stream_class_get_name(stream_class), |
636 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 637 | event_class, |
839d52a5 PP |
638 | bt_event_class_get_name(event_class), |
639 | bt_event_class_get_id(event_class)); | |
d2f71f12 | 640 | |
11b0cdc8 | 641 | end: |
e6a8e8e4 JG |
642 | BT_PUT(trace); |
643 | BT_PUT(old_stream_class); | |
839d52a5 | 644 | bt_validation_output_put_types(&validation_output); |
8c4a29ba | 645 | bt_put(expected_clock_class); |
8b45963b PP |
646 | BT_ASSERT(!packet_header_type); |
647 | BT_ASSERT(!packet_context_type); | |
648 | BT_ASSERT(!event_header_type); | |
649 | BT_ASSERT(!stream_event_ctx_type); | |
650 | BT_ASSERT(!event_context_type); | |
651 | BT_ASSERT(!event_payload_type); | |
0b9ce69f | 652 | g_free(event_id); |
09840de5 | 653 | |
11b0cdc8 JG |
654 | return ret; |
655 | } | |
656 | ||
839d52a5 PP |
657 | int64_t bt_stream_class_get_event_class_count( |
658 | struct bt_stream_class *stream_class) | |
69dc4535 | 659 | { |
544d0515 | 660 | int64_t ret; |
69dc4535 JG |
661 | |
662 | if (!stream_class) { | |
d2f71f12 | 663 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); |
9ac68eb1 | 664 | ret = (int64_t) -1; |
69dc4535 JG |
665 | goto end; |
666 | } | |
667 | ||
9ac68eb1 | 668 | ret = (int64_t) stream_class->event_classes->len; |
69dc4535 JG |
669 | end: |
670 | return ret; | |
671 | } | |
672 | ||
839d52a5 PP |
673 | struct bt_event_class *bt_stream_class_get_event_class_by_index( |
674 | struct bt_stream_class *stream_class, uint64_t index) | |
69dc4535 | 675 | { |
839d52a5 | 676 | struct bt_event_class *event_class = NULL; |
69dc4535 | 677 | |
d2f71f12 PP |
678 | if (!stream_class) { |
679 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
680 | goto end; | |
681 | } | |
682 | ||
683 | if (index >= stream_class->event_classes->len) { | |
684 | BT_LOGW("Invalid parameter: index is out of bounds: " | |
685 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
686 | "index=%" PRIu64 ", count=%u", | |
839d52a5 PP |
687 | stream_class, bt_stream_class_get_name(stream_class), |
688 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 689 | index, stream_class->event_classes->len); |
69dc4535 JG |
690 | goto end; |
691 | } | |
692 | ||
693 | event_class = g_ptr_array_index(stream_class->event_classes, index); | |
83509119 | 694 | bt_get(event_class); |
69dc4535 JG |
695 | end: |
696 | return event_class; | |
697 | } | |
698 | ||
839d52a5 PP |
699 | struct bt_event_class *bt_stream_class_get_event_class_by_id( |
700 | struct bt_stream_class *stream_class, uint64_t id) | |
0863f950 | 701 | { |
9ac68eb1 | 702 | int64_t id_key = (int64_t) id; |
839d52a5 | 703 | struct bt_event_class *event_class = NULL; |
0863f950 | 704 | |
d2f71f12 PP |
705 | if (!stream_class) { |
706 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
707 | goto end; | |
708 | } | |
709 | ||
710 | if (id_key < 0) { | |
711 | BT_LOGW("Invalid parameter: invalid event class's ID: " | |
712 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
713 | "stream-class-id=%" PRId64 ", event-class-id=%" PRIu64, | |
714 | stream_class, | |
839d52a5 PP |
715 | bt_stream_class_get_name(stream_class), |
716 | bt_stream_class_get_id(stream_class), id); | |
0863f950 PP |
717 | goto end; |
718 | } | |
719 | ||
0b9ce69f JG |
720 | event_class = g_hash_table_lookup(stream_class->event_classes_ht, |
721 | &id_key); | |
722 | bt_get(event_class); | |
0863f950 PP |
723 | end: |
724 | return event_class; | |
725 | } | |
726 | ||
839d52a5 PP |
727 | struct bt_field_type *bt_stream_class_get_packet_context_type( |
728 | struct bt_stream_class *stream_class) | |
12c8a1a3 | 729 | { |
839d52a5 | 730 | struct bt_field_type *ret = NULL; |
12c8a1a3 JG |
731 | |
732 | if (!stream_class) { | |
d2f71f12 | 733 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); |
12c8a1a3 JG |
734 | goto end; |
735 | } | |
736 | ||
83509119 | 737 | bt_get(stream_class->packet_context_type); |
12c8a1a3 JG |
738 | ret = stream_class->packet_context_type; |
739 | end: | |
740 | return ret; | |
741 | } | |
742 | ||
839d52a5 PP |
743 | int bt_stream_class_set_packet_context_type( |
744 | struct bt_stream_class *stream_class, | |
745 | struct bt_field_type *packet_context_type) | |
12c8a1a3 JG |
746 | { |
747 | int ret = 0; | |
748 | ||
d2f71f12 PP |
749 | if (!stream_class) { |
750 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
751 | ret = -1; | |
752 | goto end; | |
753 | } | |
754 | ||
755 | if (stream_class->frozen) { | |
756 | BT_LOGW("Invalid parameter: stream class is frozen: " | |
757 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
758 | stream_class, bt_stream_class_get_name(stream_class), |
759 | bt_stream_class_get_id(stream_class)); | |
12c8a1a3 JG |
760 | ret = -1; |
761 | goto end; | |
762 | } | |
763 | ||
835b2d10 | 764 | if (packet_context_type && |
839d52a5 PP |
765 | bt_field_type_get_type_id(packet_context_type) != |
766 | BT_FIELD_TYPE_ID_STRUCT) { | |
835b2d10 | 767 | /* A packet context must be a structure. */ |
d2f71f12 PP |
768 | BT_LOGW("Invalid parameter: stream class's packet context field type must be a structure: " |
769 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
770 | "packet-context-ft-addr=%p, packet-context-ft-id=%s", | |
839d52a5 PP |
771 | stream_class, bt_stream_class_get_name(stream_class), |
772 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 773 | packet_context_type, |
839d52a5 PP |
774 | bt_field_type_id_string( |
775 | bt_field_type_get_type_id(packet_context_type))); | |
12c8a1a3 JG |
776 | ret = -1; |
777 | goto end; | |
778 | } | |
779 | ||
83509119 JG |
780 | bt_put(stream_class->packet_context_type); |
781 | bt_get(packet_context_type); | |
12c8a1a3 | 782 | stream_class->packet_context_type = packet_context_type; |
d2f71f12 PP |
783 | BT_LOGV("Set stream class's packet context field type: " |
784 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
785 | "packet-context-ft-addr=%p", | |
839d52a5 PP |
786 | stream_class, bt_stream_class_get_name(stream_class), |
787 | bt_stream_class_get_id(stream_class), | |
d2f71f12 PP |
788 | packet_context_type); |
789 | ||
12c8a1a3 JG |
790 | end: |
791 | return ret; | |
792 | } | |
793 | ||
839d52a5 PP |
794 | struct bt_field_type *bt_stream_class_get_event_header_type( |
795 | struct bt_stream_class *stream_class) | |
662e778c | 796 | { |
839d52a5 | 797 | struct bt_field_type *ret = NULL; |
662e778c | 798 | |
d2f71f12 PP |
799 | if (!stream_class) { |
800 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
801 | goto end; | |
802 | } | |
803 | ||
804 | if (!stream_class->event_header_type) { | |
805 | BT_LOGV("Stream class has no event header field type: " | |
806 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
807 | stream_class, bt_stream_class_get_name(stream_class), |
808 | bt_stream_class_get_id(stream_class)); | |
662e778c JG |
809 | goto end; |
810 | } | |
811 | ||
83509119 | 812 | bt_get(stream_class->event_header_type); |
662e778c JG |
813 | ret = stream_class->event_header_type; |
814 | end: | |
815 | return ret; | |
816 | } | |
817 | ||
839d52a5 PP |
818 | int bt_stream_class_set_event_header_type( |
819 | struct bt_stream_class *stream_class, | |
820 | struct bt_field_type *event_header_type) | |
662e778c JG |
821 | { |
822 | int ret = 0; | |
823 | ||
d2f71f12 PP |
824 | if (!stream_class) { |
825 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
826 | ret = -1; | |
827 | goto end; | |
828 | } | |
829 | ||
830 | if (stream_class->frozen) { | |
831 | BT_LOGW("Invalid parameter: stream class is frozen: " | |
832 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
833 | stream_class, bt_stream_class_get_name(stream_class), |
834 | bt_stream_class_get_id(stream_class)); | |
662e778c JG |
835 | ret = -1; |
836 | goto end; | |
837 | } | |
838 | ||
835b2d10 | 839 | if (event_header_type && |
839d52a5 PP |
840 | bt_field_type_get_type_id(event_header_type) != |
841 | BT_FIELD_TYPE_ID_STRUCT) { | |
835b2d10 | 842 | /* An event header must be a structure. */ |
d2f71f12 PP |
843 | BT_LOGW("Invalid parameter: stream class's event header field type must be a structure: " |
844 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
845 | "event-header-ft-addr=%p, event-header-ft-id=%s", | |
839d52a5 PP |
846 | stream_class, bt_stream_class_get_name(stream_class), |
847 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 848 | event_header_type, |
839d52a5 PP |
849 | bt_field_type_id_string( |
850 | bt_field_type_get_type_id(event_header_type))); | |
662e778c JG |
851 | ret = -1; |
852 | goto end; | |
853 | } | |
854 | ||
83509119 | 855 | bt_put(stream_class->event_header_type); |
835b2d10 | 856 | stream_class->event_header_type = bt_get(event_header_type); |
d2f71f12 PP |
857 | BT_LOGV("Set stream class's event header field type: " |
858 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
859 | "event-header-ft-addr=%p", | |
839d52a5 PP |
860 | stream_class, bt_stream_class_get_name(stream_class), |
861 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 862 | event_header_type); |
662e778c JG |
863 | end: |
864 | return ret; | |
865 | } | |
866 | ||
839d52a5 PP |
867 | struct bt_field_type *bt_stream_class_get_event_context_type( |
868 | struct bt_stream_class *stream_class) | |
af181248 | 869 | { |
839d52a5 | 870 | struct bt_field_type *ret = NULL; |
af181248 | 871 | |
d2f71f12 PP |
872 | if (!stream_class) { |
873 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
874 | goto end; | |
875 | } | |
876 | ||
877 | if (!stream_class->event_context_type) { | |
af181248 JG |
878 | goto end; |
879 | } | |
880 | ||
83509119 | 881 | bt_get(stream_class->event_context_type); |
af181248 JG |
882 | ret = stream_class->event_context_type; |
883 | end: | |
884 | return ret; | |
885 | } | |
886 | ||
839d52a5 PP |
887 | int bt_stream_class_set_event_context_type( |
888 | struct bt_stream_class *stream_class, | |
889 | struct bt_field_type *event_context_type) | |
af181248 JG |
890 | { |
891 | int ret = 0; | |
892 | ||
d2f71f12 PP |
893 | if (!stream_class) { |
894 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
895 | ret = -1; | |
896 | goto end; | |
897 | } | |
898 | ||
899 | if (stream_class->frozen) { | |
900 | BT_LOGW("Invalid parameter: stream class is frozen: " | |
901 | "addr=%p, name=\"%s\", id=%" PRId64, | |
839d52a5 PP |
902 | stream_class, bt_stream_class_get_name(stream_class), |
903 | bt_stream_class_get_id(stream_class)); | |
af181248 JG |
904 | ret = -1; |
905 | goto end; | |
906 | } | |
907 | ||
835b2d10 | 908 | if (event_context_type && |
839d52a5 PP |
909 | bt_field_type_get_type_id(event_context_type) != |
910 | BT_FIELD_TYPE_ID_STRUCT) { | |
835b2d10 | 911 | /* A packet context must be a structure. */ |
d2f71f12 PP |
912 | BT_LOGW("Invalid parameter: stream class's event context field type must be a structure: " |
913 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
914 | "event-context-ft-addr=%p, event-context-ft-id=%s", | |
839d52a5 PP |
915 | stream_class, bt_stream_class_get_name(stream_class), |
916 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 917 | event_context_type, |
839d52a5 PP |
918 | bt_field_type_id_string( |
919 | bt_field_type_get_type_id(event_context_type))); | |
af181248 JG |
920 | ret = -1; |
921 | goto end; | |
922 | } | |
923 | ||
83509119 | 924 | bt_put(stream_class->event_context_type); |
835b2d10 | 925 | stream_class->event_context_type = bt_get(event_context_type); |
d2f71f12 PP |
926 | BT_LOGV("Set stream class's event context field type: " |
927 | "addr=%p, name=\"%s\", id=%" PRId64 ", " | |
928 | "event-context-ft-addr=%p", | |
839d52a5 PP |
929 | stream_class, bt_stream_class_get_name(stream_class), |
930 | bt_stream_class_get_id(stream_class), | |
d2f71f12 | 931 | event_context_type); |
af181248 JG |
932 | end: |
933 | return ret; | |
934 | } | |
935 | ||
d2f71f12 | 936 | /* Pre-2.0 CTF writer backward compatibility */ |
839d52a5 | 937 | void bt_ctf_stream_class_get(struct bt_stream_class *stream_class) |
11b0cdc8 | 938 | { |
83509119 | 939 | bt_get(stream_class); |
11b0cdc8 JG |
940 | } |
941 | ||
d2f71f12 | 942 | /* Pre-2.0 CTF writer backward compatibility */ |
839d52a5 | 943 | void bt_ctf_stream_class_put(struct bt_stream_class *stream_class) |
11b0cdc8 | 944 | { |
83509119 | 945 | bt_put(stream_class); |
11b0cdc8 JG |
946 | } |
947 | ||
8bf65fbd | 948 | static |
544d0515 | 949 | int64_t get_event_class_count(void *element) |
8bf65fbd | 950 | { |
839d52a5 PP |
951 | return bt_stream_class_get_event_class_count( |
952 | (struct bt_stream_class *) element); | |
8bf65fbd JG |
953 | } |
954 | ||
955 | static | |
956 | void *get_event_class(void *element, int i) | |
957 | { | |
839d52a5 PP |
958 | return bt_stream_class_get_event_class_by_index( |
959 | (struct bt_stream_class *) element, i); | |
8bf65fbd JG |
960 | } |
961 | ||
962 | static | |
839d52a5 | 963 | int visit_event_class(void *object, bt_visitor visitor,void *data) |
8bf65fbd | 964 | { |
839d52a5 | 965 | struct bt_visitor_object obj = |
d9a13d86 | 966 | { .object = object, |
839d52a5 | 967 | .type = BT_VISITOR_OBJECT_TYPE_EVENT_CLASS }; |
8bf65fbd | 968 | |
d9a13d86 | 969 | return visitor(&obj, data); |
8bf65fbd JG |
970 | } |
971 | ||
839d52a5 PP |
972 | int bt_stream_class_visit(struct bt_stream_class *stream_class, |
973 | bt_visitor visitor, void *data) | |
8bf65fbd JG |
974 | { |
975 | int ret; | |
839d52a5 | 976 | struct bt_visitor_object obj = |
d9a13d86 | 977 | { .object = stream_class, |
839d52a5 | 978 | .type = BT_VISITOR_OBJECT_TYPE_STREAM_CLASS }; |
8bf65fbd JG |
979 | |
980 | if (!stream_class || !visitor) { | |
d2f71f12 PP |
981 | BT_LOGW("Invalid parameter: stream class or visitor is NULL: " |
982 | "stream-class-addr=%p, visitor=%p", | |
983 | stream_class, visitor); | |
8bf65fbd JG |
984 | ret = -1; |
985 | goto end; | |
986 | } | |
987 | ||
d9a13d86 | 988 | ret = visitor_helper(&obj, get_event_class_count, |
8bf65fbd JG |
989 | get_event_class, |
990 | visit_event_class, visitor, data); | |
d2f71f12 | 991 | BT_LOGV("visitor_helper() returned: ret=%d", ret); |
8bf65fbd JG |
992 | end: |
993 | return ret; | |
994 | } | |
995 | ||
11b0cdc8 | 996 | BT_HIDDEN |
839d52a5 | 997 | void bt_stream_class_freeze(struct bt_stream_class *stream_class) |
11b0cdc8 | 998 | { |
d2f71f12 | 999 | if (!stream_class || stream_class->frozen) { |
11b0cdc8 JG |
1000 | return; |
1001 | } | |
1002 | ||
d2f71f12 | 1003 | BT_LOGD("Freezing stream class: addr=%p, name=\"%s\", id=%" PRId64, |
839d52a5 PP |
1004 | stream_class, bt_stream_class_get_name(stream_class), |
1005 | bt_stream_class_get_id(stream_class)); | |
11b0cdc8 | 1006 | stream_class->frozen = 1; |
839d52a5 PP |
1007 | bt_field_type_freeze(stream_class->event_header_type); |
1008 | bt_field_type_freeze(stream_class->packet_context_type); | |
1009 | bt_field_type_freeze(stream_class->event_context_type); | |
ac0c6bdd PP |
1010 | |
1011 | if (stream_class->clock) { | |
839d52a5 | 1012 | bt_clock_class_freeze(stream_class->clock->clock_class); |
ac0c6bdd | 1013 | } |
11b0cdc8 JG |
1014 | } |
1015 | ||
11b0cdc8 | 1016 | BT_HIDDEN |
839d52a5 | 1017 | int bt_stream_class_serialize(struct bt_stream_class *stream_class, |
11b0cdc8 JG |
1018 | struct metadata_context *context) |
1019 | { | |
9ac68eb1 | 1020 | int ret = 0; |
11b0cdc8 | 1021 | size_t i; |
839d52a5 PP |
1022 | struct bt_trace *trace; |
1023 | struct bt_field_type *packet_header_type = NULL; | |
11b0cdc8 | 1024 | |
d2f71f12 PP |
1025 | BT_LOGD("Serializing stream class's metadata: " |
1026 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
1027 | "stream-class-id=%" PRId64 ", metadata-context-addr=%p", | |
839d52a5 PP |
1028 | stream_class, bt_stream_class_get_name(stream_class), |
1029 | bt_stream_class_get_id(stream_class), context); | |
11b0cdc8 JG |
1030 | g_string_assign(context->field_name, ""); |
1031 | context->current_indentation_level = 1; | |
1032 | if (!stream_class->id_set) { | |
d2f71f12 | 1033 | BT_LOGW_STR("Stream class's ID is not set."); |
11b0cdc8 JG |
1034 | ret = -1; |
1035 | goto end; | |
1036 | } | |
1037 | ||
ac04c350 JG |
1038 | g_string_append(context->string, "stream {\n"); |
1039 | ||
1040 | /* | |
1041 | * The reference to the trace is only borrowed since the | |
1042 | * serialization of the stream class might have been triggered | |
1043 | * by the trace's destruction. In such a case, the trace's | |
1044 | * reference count would, unexepectedly, go through the sequence | |
1045 | * 1 -> 0 -> 1 -> 0 -> ..., provoking an endless loop of destruction | |
1046 | * and serialization. | |
1047 | */ | |
839d52a5 | 1048 | trace = bt_stream_class_borrow_trace(stream_class); |
8b45963b | 1049 | BT_ASSERT(trace); |
839d52a5 | 1050 | packet_header_type = bt_trace_get_packet_header_type(trace); |
ac04c350 JG |
1051 | trace = NULL; |
1052 | if (packet_header_type) { | |
839d52a5 | 1053 | struct bt_field_type *stream_id_type; |
ac04c350 JG |
1054 | |
1055 | stream_id_type = | |
839d52a5 | 1056 | bt_field_type_structure_get_field_type_by_name( |
ac04c350 JG |
1057 | packet_header_type, "stream_id"); |
1058 | if (stream_id_type) { | |
1059 | /* | |
1060 | * Only set the stream's id if the trace's packet header | |
1061 | * contains a stream_id field. This field is only | |
1062 | * needed if the trace contains only one stream | |
1063 | * class. | |
1064 | */ | |
1065 | g_string_append_printf(context->string, | |
1066 | "\tid = %" PRId64 ";\n", stream_class->id); | |
1067 | } | |
1068 | bt_put(stream_id_type); | |
1069 | } | |
e011d2c1 PP |
1070 | if (stream_class->event_header_type) { |
1071 | BT_LOGD_STR("Serializing stream class's event header field type's metadata."); | |
1072 | g_string_append(context->string, "\tevent.header := "); | |
839d52a5 | 1073 | ret = bt_field_type_serialize(stream_class->event_header_type, |
e011d2c1 PP |
1074 | context); |
1075 | if (ret) { | |
1076 | BT_LOGW("Cannot serialize stream class's event header field type's metadata: " | |
1077 | "ret=%d", ret); | |
1078 | goto end; | |
1079 | } | |
1080 | g_string_append(context->string, ";"); | |
11b0cdc8 JG |
1081 | } |
1082 | ||
e011d2c1 | 1083 | |
98edd02c | 1084 | if (stream_class->packet_context_type) { |
e011d2c1 PP |
1085 | BT_LOGD_STR("Serializing stream class's packet context field type's metadata."); |
1086 | g_string_append(context->string, "\n\n\tpacket.context := "); | |
839d52a5 | 1087 | ret = bt_field_type_serialize(stream_class->packet_context_type, |
98edd02c JG |
1088 | context); |
1089 | if (ret) { | |
66871d36 | 1090 | BT_LOGW("Cannot serialize stream class's packet context field type's metadata: " |
d2f71f12 | 1091 | "ret=%d", ret); |
98edd02c JG |
1092 | goto end; |
1093 | } | |
e011d2c1 | 1094 | g_string_append(context->string, ";"); |
11b0cdc8 JG |
1095 | } |
1096 | ||
1097 | if (stream_class->event_context_type) { | |
e011d2c1 PP |
1098 | BT_LOGD_STR("Serializing stream class's event context field type's metadata."); |
1099 | g_string_append(context->string, "\n\n\tevent.context := "); | |
839d52a5 | 1100 | ret = bt_field_type_serialize( |
11b0cdc8 JG |
1101 | stream_class->event_context_type, context); |
1102 | if (ret) { | |
66871d36 | 1103 | BT_LOGW("Cannot serialize stream class's event context field type's metadata: " |
d2f71f12 | 1104 | "ret=%d", ret); |
11b0cdc8 JG |
1105 | goto end; |
1106 | } | |
e011d2c1 | 1107 | g_string_append(context->string, ";"); |
11b0cdc8 JG |
1108 | } |
1109 | ||
e011d2c1 PP |
1110 | g_string_append(context->string, "\n};\n\n"); |
1111 | ||
11b0cdc8 | 1112 | for (i = 0; i < stream_class->event_classes->len; i++) { |
839d52a5 | 1113 | struct bt_event_class *event_class = |
11b0cdc8 JG |
1114 | stream_class->event_classes->pdata[i]; |
1115 | ||
839d52a5 | 1116 | ret = bt_event_class_serialize(event_class, context); |
11b0cdc8 | 1117 | if (ret) { |
66871d36 | 1118 | BT_LOGW("Cannot serialize event class's metadata: " |
d2f71f12 PP |
1119 | "event-class-addr=%p, event-class-name=\"%s\", " |
1120 | "event-class-id=%" PRId64, | |
1121 | event_class, | |
839d52a5 PP |
1122 | bt_event_class_get_name(event_class), |
1123 | bt_event_class_get_id(event_class)); | |
11b0cdc8 JG |
1124 | goto end; |
1125 | } | |
1126 | } | |
1127 | end: | |
ac04c350 | 1128 | bt_put(packet_header_type); |
11b0cdc8 JG |
1129 | context->current_indentation_level = 0; |
1130 | return ret; | |
1131 | } | |
1132 | ||
1133 | static | |
839d52a5 | 1134 | void bt_stream_class_destroy(struct bt_object *obj) |
11b0cdc8 | 1135 | { |
839d52a5 | 1136 | struct bt_stream_class *stream_class; |
11b0cdc8 | 1137 | |
839d52a5 | 1138 | stream_class = container_of(obj, struct bt_stream_class, base); |
d2f71f12 | 1139 | BT_LOGD("Destroying stream class: addr=%p, name=\"%s\", id=%" PRId64, |
839d52a5 PP |
1140 | stream_class, bt_stream_class_get_name(stream_class), |
1141 | bt_stream_class_get_id(stream_class)); | |
83509119 | 1142 | bt_put(stream_class->clock); |
8c4a29ba | 1143 | bt_put(stream_class->clock_class); |
11b0cdc8 | 1144 | |
0b9ce69f JG |
1145 | if (stream_class->event_classes_ht) { |
1146 | g_hash_table_destroy(stream_class->event_classes_ht); | |
1147 | } | |
11b0cdc8 | 1148 | if (stream_class->event_classes) { |
8c8cb0f2 | 1149 | BT_LOGD_STR("Destroying event classes."); |
11b0cdc8 JG |
1150 | g_ptr_array_free(stream_class->event_classes, TRUE); |
1151 | } | |
1152 | ||
1153 | if (stream_class->name) { | |
1154 | g_string_free(stream_class->name, TRUE); | |
1155 | } | |
1156 | ||
8c8cb0f2 | 1157 | BT_LOGD_STR("Putting event header field type."); |
83509119 | 1158 | bt_put(stream_class->event_header_type); |
8c8cb0f2 | 1159 | BT_LOGD_STR("Putting packet context field type."); |
83509119 | 1160 | bt_put(stream_class->packet_context_type); |
8c8cb0f2 | 1161 | BT_LOGD_STR("Putting event context field type."); |
83509119 | 1162 | bt_put(stream_class->event_context_type); |
11b0cdc8 JG |
1163 | g_free(stream_class); |
1164 | } | |
1165 | ||
1166 | static | |
839d52a5 | 1167 | int init_event_header(struct bt_stream_class *stream_class) |
11b0cdc8 JG |
1168 | { |
1169 | int ret = 0; | |
839d52a5 PP |
1170 | struct bt_field_type *event_header_type = |
1171 | bt_field_type_structure_create(); | |
1172 | struct bt_field_type *_uint32_t = | |
11b0cdc8 | 1173 | get_field_type(FIELD_TYPE_ALIAS_UINT32_T); |
839d52a5 | 1174 | struct bt_field_type *_uint64_t = |
11b0cdc8 JG |
1175 | get_field_type(FIELD_TYPE_ALIAS_UINT64_T); |
1176 | ||
1177 | if (!event_header_type) { | |
d2f71f12 | 1178 | BT_LOGE_STR("Cannot create empty structure field type."); |
11b0cdc8 JG |
1179 | ret = -1; |
1180 | goto end; | |
1181 | } | |
1182 | ||
839d52a5 | 1183 | ret = bt_field_type_structure_add_field(event_header_type, |
11b0cdc8 JG |
1184 | _uint32_t, "id"); |
1185 | if (ret) { | |
d2f71f12 | 1186 | BT_LOGE_STR("Cannot add `id` field to event header field type."); |
11b0cdc8 JG |
1187 | goto end; |
1188 | } | |
1189 | ||
839d52a5 | 1190 | ret = bt_field_type_structure_add_field(event_header_type, |
11b0cdc8 JG |
1191 | _uint64_t, "timestamp"); |
1192 | if (ret) { | |
d2f71f12 | 1193 | BT_LOGE_STR("Cannot add `timestamp` field to event header field type."); |
11b0cdc8 JG |
1194 | goto end; |
1195 | } | |
1196 | ||
e0e2946b | 1197 | BT_MOVE(stream_class->event_header_type, event_header_type); |
11b0cdc8 JG |
1198 | end: |
1199 | if (ret) { | |
83509119 | 1200 | bt_put(event_header_type); |
11b0cdc8 JG |
1201 | } |
1202 | ||
83509119 JG |
1203 | bt_put(_uint32_t); |
1204 | bt_put(_uint64_t); | |
11b0cdc8 JG |
1205 | return ret; |
1206 | } | |
1207 | ||
1208 | static | |
839d52a5 | 1209 | int init_packet_context(struct bt_stream_class *stream_class) |
11b0cdc8 JG |
1210 | { |
1211 | int ret = 0; | |
839d52a5 PP |
1212 | struct bt_field_type *packet_context_type = |
1213 | bt_field_type_structure_create(); | |
1214 | struct bt_field_type *_uint64_t = | |
11b0cdc8 | 1215 | get_field_type(FIELD_TYPE_ALIAS_UINT64_T); |
839d52a5 | 1216 | struct bt_field_type *ts_begin_end_uint64_t; |
11b0cdc8 JG |
1217 | |
1218 | if (!packet_context_type) { | |
d2f71f12 | 1219 | BT_LOGE_STR("Cannot create empty structure field type."); |
11b0cdc8 JG |
1220 | ret = -1; |
1221 | goto end; | |
1222 | } | |
1223 | ||
839d52a5 | 1224 | ts_begin_end_uint64_t = bt_field_type_copy(_uint64_t); |
e011d2c1 PP |
1225 | if (!ts_begin_end_uint64_t) { |
1226 | BT_LOGE_STR("Cannot copy integer field type for `timestamp_begin` and `timestamp_end` fields."); | |
1227 | ret = -1; | |
1228 | goto end; | |
1229 | } | |
1230 | ||
11b0cdc8 JG |
1231 | /* |
1232 | * We create a stream packet context as proposed in the CTF | |
1233 | * specification. | |
1234 | */ | |
839d52a5 | 1235 | ret = bt_field_type_structure_add_field(packet_context_type, |
e011d2c1 | 1236 | ts_begin_end_uint64_t, "timestamp_begin"); |
11b0cdc8 | 1237 | if (ret) { |
d2f71f12 | 1238 | BT_LOGE_STR("Cannot add `timestamp_begin` field to event header field type."); |
11b0cdc8 JG |
1239 | goto end; |
1240 | } | |
1241 | ||
839d52a5 | 1242 | ret = bt_field_type_structure_add_field(packet_context_type, |
e011d2c1 | 1243 | ts_begin_end_uint64_t, "timestamp_end"); |
11b0cdc8 | 1244 | if (ret) { |
d2f71f12 | 1245 | BT_LOGE_STR("Cannot add `timestamp_end` field to event header field type."); |
11b0cdc8 JG |
1246 | goto end; |
1247 | } | |
1248 | ||
839d52a5 | 1249 | ret = bt_field_type_structure_add_field(packet_context_type, |
11b0cdc8 JG |
1250 | _uint64_t, "content_size"); |
1251 | if (ret) { | |
d2f71f12 | 1252 | BT_LOGE_STR("Cannot add `content_size` field to event header field type."); |
11b0cdc8 JG |
1253 | goto end; |
1254 | } | |
1255 | ||
839d52a5 | 1256 | ret = bt_field_type_structure_add_field(packet_context_type, |
11b0cdc8 JG |
1257 | _uint64_t, "packet_size"); |
1258 | if (ret) { | |
d2f71f12 | 1259 | BT_LOGE_STR("Cannot add `packet_size` field to event header field type."); |
11b0cdc8 JG |
1260 | goto end; |
1261 | } | |
1262 | ||
839d52a5 | 1263 | ret = bt_field_type_structure_add_field(packet_context_type, |
11b0cdc8 JG |
1264 | _uint64_t, "events_discarded"); |
1265 | if (ret) { | |
d2f71f12 | 1266 | BT_LOGE_STR("Cannot add `events_discarded` field to event header field type."); |
11b0cdc8 JG |
1267 | goto end; |
1268 | } | |
1269 | ||
e0e2946b | 1270 | BT_MOVE(stream_class->packet_context_type, packet_context_type); |
11b0cdc8 JG |
1271 | end: |
1272 | if (ret) { | |
83509119 | 1273 | bt_put(packet_context_type); |
11b0cdc8 JG |
1274 | goto end; |
1275 | } | |
1276 | ||
83509119 | 1277 | bt_put(_uint64_t); |
e011d2c1 PP |
1278 | bt_put(ts_begin_end_uint64_t); |
1279 | return ret; | |
1280 | } | |
1281 | ||
1282 | static | |
839d52a5 | 1283 | int try_map_clock_class(struct bt_stream_class *stream_class, |
6506cd61 | 1284 | struct bt_field_type *parent_ft, const char *field_name) |
e011d2c1 | 1285 | { |
839d52a5 | 1286 | struct bt_clock_class *mapped_clock_class = NULL; |
e011d2c1 | 1287 | int ret = 0; |
6506cd61 PP |
1288 | struct bt_field_type *ft = |
1289 | bt_field_type_structure_get_field_type_by_name(parent_ft, | |
1290 | field_name); | |
1291 | ||
8b45963b | 1292 | BT_ASSERT(stream_class->clock); |
e011d2c1 PP |
1293 | |
1294 | if (!ft) { | |
1295 | /* Field does not exist: not an error */ | |
1296 | goto end; | |
1297 | } | |
1298 | ||
8b45963b | 1299 | BT_ASSERT(bt_field_type_is_integer(ft)); |
e011d2c1 | 1300 | mapped_clock_class = |
839d52a5 | 1301 | bt_field_type_integer_get_mapped_clock_class(ft); |
e011d2c1 | 1302 | if (!mapped_clock_class) { |
6506cd61 PP |
1303 | struct bt_field_type *ft_copy; |
1304 | ||
e011d2c1 PP |
1305 | if (!stream_class->clock) { |
1306 | BT_LOGW("Cannot automatically set field's type mapped clock class: stream class's clock is not set: " | |
1307 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
1308 | "stream-class-id=%" PRId64 ", ft-addr=%p", | |
839d52a5 PP |
1309 | stream_class, bt_stream_class_get_name(stream_class), |
1310 | bt_stream_class_get_id(stream_class), ft); | |
e011d2c1 PP |
1311 | ret = -1; |
1312 | goto end; | |
1313 | } | |
1314 | ||
6506cd61 PP |
1315 | ft_copy = bt_field_type_copy(ft); |
1316 | if (!ft_copy) { | |
1317 | BT_LOGE("Failed to copy integer field type: ft-addr=%p", | |
1318 | ft); | |
e011d2c1 PP |
1319 | } |
1320 | ||
6506cd61 PP |
1321 | ret = bt_field_type_integer_set_mapped_clock_class_no_check( |
1322 | ft_copy, stream_class->clock->clock_class); | |
8b45963b | 1323 | BT_ASSERT(ret == 0); |
6506cd61 PP |
1324 | ret = bt_field_type_structure_replace_field(parent_ft, |
1325 | field_name, ft_copy); | |
1326 | bt_put(ft_copy); | |
e011d2c1 PP |
1327 | BT_LOGV("Automatically mapped field type to stream class's clock class: " |
1328 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
6506cd61 PP |
1329 | "stream-class-id=%" PRId64 ", ft-addr=%p, " |
1330 | "ft-copy-addr=%p", | |
839d52a5 | 1331 | stream_class, bt_stream_class_get_name(stream_class), |
6506cd61 | 1332 | bt_stream_class_get_id(stream_class), ft, ft_copy); |
e011d2c1 PP |
1333 | } |
1334 | ||
1335 | end: | |
6506cd61 | 1336 | bt_put(ft); |
e011d2c1 PP |
1337 | bt_put(mapped_clock_class); |
1338 | return ret; | |
1339 | } | |
1340 | ||
1341 | BT_HIDDEN | |
839d52a5 PP |
1342 | int bt_stream_class_map_clock_class( |
1343 | struct bt_stream_class *stream_class, | |
1344 | struct bt_field_type *packet_context_type, | |
1345 | struct bt_field_type *event_header_type) | |
e011d2c1 | 1346 | { |
e011d2c1 PP |
1347 | int ret = 0; |
1348 | ||
8b45963b | 1349 | BT_ASSERT(stream_class); |
e011d2c1 | 1350 | |
6506cd61 PP |
1351 | if (!stream_class->clock) { |
1352 | /* No clock class to map to */ | |
1353 | goto end; | |
1354 | } | |
1355 | ||
e011d2c1 | 1356 | if (packet_context_type) { |
6506cd61 PP |
1357 | if (try_map_clock_class(stream_class, packet_context_type, |
1358 | "timestamp_begin")) { | |
e011d2c1 PP |
1359 | BT_LOGE_STR("Cannot automatically set stream class's packet context field type's `timestamp_begin` field's mapped clock class."); |
1360 | ret = -1; | |
1361 | goto end; | |
1362 | } | |
1363 | ||
6506cd61 PP |
1364 | if (try_map_clock_class(stream_class, packet_context_type, |
1365 | "timestamp_end")) { | |
e011d2c1 PP |
1366 | BT_LOGE_STR("Cannot automatically set stream class's packet context field type's `timestamp_end` field's mapped clock class."); |
1367 | ret = -1; | |
1368 | goto end; | |
1369 | } | |
e011d2c1 PP |
1370 | } |
1371 | ||
1372 | if (event_header_type) { | |
6506cd61 PP |
1373 | if (try_map_clock_class(stream_class, event_header_type, |
1374 | "timestamp")) { | |
e011d2c1 PP |
1375 | BT_LOGE_STR("Cannot automatically set stream class's event header field type's `timestamp` field's mapped clock class."); |
1376 | ret = -1; | |
1377 | goto end; | |
1378 | } | |
e011d2c1 PP |
1379 | } |
1380 | ||
1381 | end: | |
11b0cdc8 JG |
1382 | return ret; |
1383 | } | |
8c4a29ba PP |
1384 | |
1385 | BT_HIDDEN | |
1386 | int bt_stream_class_validate_single_clock_class( | |
1387 | struct bt_stream_class *stream_class, | |
1388 | struct bt_clock_class **expected_clock_class) | |
1389 | { | |
1390 | int ret; | |
1391 | uint64_t i; | |
1392 | ||
8b45963b PP |
1393 | BT_ASSERT(stream_class); |
1394 | BT_ASSERT(expected_clock_class); | |
8c4a29ba PP |
1395 | ret = bt_validate_single_clock_class(stream_class->packet_context_type, |
1396 | expected_clock_class); | |
1397 | if (ret) { | |
1398 | BT_LOGW("Stream class's packet context field type " | |
1399 | "is not recursively mapped to the " | |
1400 | "expected clock class: " | |
1401 | "stream-class-addr=%p, " | |
1402 | "stream-class-name=\"%s\", " | |
1403 | "stream-class-id=%" PRId64 ", " | |
1404 | "ft-addr=%p", | |
1405 | stream_class, | |
1406 | bt_stream_class_get_name(stream_class), | |
1407 | stream_class->id, | |
1408 | stream_class->packet_context_type); | |
1409 | goto end; | |
1410 | } | |
1411 | ||
1412 | ret = bt_validate_single_clock_class(stream_class->event_header_type, | |
1413 | expected_clock_class); | |
1414 | if (ret) { | |
1415 | BT_LOGW("Stream class's event header field type " | |
1416 | "is not recursively mapped to the " | |
1417 | "expected clock class: " | |
1418 | "stream-class-addr=%p, " | |
1419 | "stream-class-name=\"%s\", " | |
1420 | "stream-class-id=%" PRId64 ", " | |
1421 | "ft-addr=%p", | |
1422 | stream_class, | |
1423 | bt_stream_class_get_name(stream_class), | |
1424 | stream_class->id, | |
1425 | stream_class->event_header_type); | |
1426 | goto end; | |
1427 | } | |
1428 | ||
1429 | ret = bt_validate_single_clock_class(stream_class->event_context_type, | |
1430 | expected_clock_class); | |
1431 | if (ret) { | |
1432 | BT_LOGW("Stream class's event context field type " | |
1433 | "is not recursively mapped to the " | |
1434 | "expected clock class: " | |
1435 | "stream-class-addr=%p, " | |
1436 | "stream-class-name=\"%s\", " | |
1437 | "stream-class-id=%" PRId64 ", " | |
1438 | "ft-addr=%p", | |
1439 | stream_class, | |
1440 | bt_stream_class_get_name(stream_class), | |
1441 | stream_class->id, | |
1442 | stream_class->event_context_type); | |
1443 | goto end; | |
1444 | } | |
1445 | ||
1446 | for (i = 0; i < stream_class->event_classes->len; i++) { | |
1447 | struct bt_event_class *event_class = | |
1448 | g_ptr_array_index(stream_class->event_classes, i); | |
1449 | ||
8b45963b | 1450 | BT_ASSERT(event_class); |
8c4a29ba PP |
1451 | ret = bt_event_class_validate_single_clock_class(event_class, |
1452 | expected_clock_class); | |
1453 | if (ret) { | |
1454 | BT_LOGW("Stream class's event class contains a " | |
1455 | "field type which is not recursively mapped to " | |
1456 | "the expected clock class: " | |
1457 | "stream-class-addr=%p, " | |
1458 | "stream-class-name=\"%s\", " | |
1459 | "stream-class-id=%" PRId64, | |
1460 | stream_class, | |
1461 | bt_stream_class_get_name(stream_class), | |
1462 | stream_class->id); | |
1463 | goto end; | |
1464 | } | |
1465 | } | |
1466 | ||
1467 | end: | |
1468 | return ret; | |
1469 | } |