Commit | Line | Data |
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bc37ae52 JG |
1 | /* |
2 | * trace.c | |
3 | * | |
4 | * Babeltrace CTF IR - Trace | |
5 | * | |
6 | * Copyright 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
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 | ||
e011d2c1 PP |
29 | #define BT_LOG_TAG "TRACE" |
30 | #include <babeltrace/lib-logging-internal.h> | |
31 | ||
bc37ae52 | 32 | #include <babeltrace/ctf-ir/trace-internal.h> |
ac0c6bdd | 33 | #include <babeltrace/ctf-ir/clock-class-internal.h> |
bc37ae52 JG |
34 | #include <babeltrace/ctf-ir/stream-internal.h> |
35 | #include <babeltrace/ctf-ir/stream-class-internal.h> | |
09840de5 | 36 | #include <babeltrace/ctf-ir/event-internal.h> |
272df73e PP |
37 | #include <babeltrace/ctf-ir/event-class.h> |
38 | #include <babeltrace/ctf-ir/event-class-internal.h> | |
bc37ae52 | 39 | #include <babeltrace/ctf-writer/functor-internal.h> |
ac0c6bdd | 40 | #include <babeltrace/ctf-writer/clock-internal.h> |
2e33ac5a | 41 | #include <babeltrace/ctf-ir/field-types-internal.h> |
44e0a4f5 | 42 | #include <babeltrace/ctf-ir/attributes-internal.h> |
09840de5 | 43 | #include <babeltrace/ctf-ir/validation-internal.h> |
8bf65fbd | 44 | #include <babeltrace/ctf-ir/visitor-internal.h> |
654c1444 | 45 | #include <babeltrace/ctf-ir/utils.h> |
3d9990ac | 46 | #include <babeltrace/compiler-internal.h> |
dac5c838 | 47 | #include <babeltrace/values.h> |
95c09b3a | 48 | #include <babeltrace/values-internal.h> |
83509119 | 49 | #include <babeltrace/ref.h> |
c55a9f58 | 50 | #include <babeltrace/types.h> |
3d9990ac | 51 | #include <babeltrace/endian-internal.h> |
dc3fffef | 52 | #include <inttypes.h> |
544d0515 | 53 | #include <stdint.h> |
4a32fda0 | 54 | #include <string.h> |
0fbb9a9f | 55 | #include <stdlib.h> |
bc37ae52 JG |
56 | |
57 | #define DEFAULT_IDENTIFIER_SIZE 128 | |
58 | #define DEFAULT_METADATA_STRING_SIZE 4096 | |
59 | ||
50ad4244 JG |
60 | struct listener_wrapper { |
61 | bt_ctf_listener_cb listener; | |
2204c381 JG |
62 | void *data; |
63 | }; | |
64 | ||
bc37ae52 | 65 | static |
83509119 | 66 | void bt_ctf_trace_destroy(struct bt_object *obj); |
bc37ae52 | 67 | static |
09840de5 | 68 | void bt_ctf_trace_freeze(struct bt_ctf_trace *trace); |
bc37ae52 | 69 | |
bc37ae52 JG |
70 | static |
71 | const unsigned int field_type_aliases_alignments[] = { | |
72 | [FIELD_TYPE_ALIAS_UINT5_T] = 1, | |
73 | [FIELD_TYPE_ALIAS_UINT8_T ... FIELD_TYPE_ALIAS_UINT16_T] = 8, | |
74 | [FIELD_TYPE_ALIAS_UINT27_T] = 1, | |
75 | [FIELD_TYPE_ALIAS_UINT32_T ... FIELD_TYPE_ALIAS_UINT64_T] = 8, | |
76 | }; | |
77 | ||
78 | static | |
79 | const unsigned int field_type_aliases_sizes[] = { | |
80 | [FIELD_TYPE_ALIAS_UINT5_T] = 5, | |
81 | [FIELD_TYPE_ALIAS_UINT8_T] = 8, | |
82 | [FIELD_TYPE_ALIAS_UINT16_T] = 16, | |
83 | [FIELD_TYPE_ALIAS_UINT27_T] = 27, | |
84 | [FIELD_TYPE_ALIAS_UINT32_T] = 32, | |
85 | [FIELD_TYPE_ALIAS_UINT64_T] = 64, | |
86 | }; | |
87 | ||
bc37ae52 JG |
88 | struct bt_ctf_trace *bt_ctf_trace_create(void) |
89 | { | |
90 | struct bt_ctf_trace *trace = NULL; | |
488e09a7 | 91 | struct bt_ctf_field_type *packet_header_type = NULL; |
bc37ae52 JG |
92 | |
93 | trace = g_new0(struct bt_ctf_trace, 1); | |
94 | if (!trace) { | |
95c09b3a | 95 | BT_LOGE_STR("Failed to allocate one trace."); |
bc37ae52 JG |
96 | goto error; |
97 | } | |
98 | ||
95c09b3a | 99 | BT_LOGD_STR("Creating trace object."); |
391c8f0d | 100 | trace->native_byte_order = BT_CTF_BYTE_ORDER_NATIVE; |
83509119 | 101 | bt_object_init(trace, bt_ctf_trace_destroy); |
bc37ae52 | 102 | trace->clocks = g_ptr_array_new_with_free_func( |
83509119 | 103 | (GDestroyNotify) bt_put); |
95c09b3a PP |
104 | if (!trace->clocks) { |
105 | BT_LOGE_STR("Failed to allocate one GPtrArray."); | |
106 | goto error; | |
107 | } | |
108 | ||
bc37ae52 | 109 | trace->streams = g_ptr_array_new_with_free_func( |
e6a8e8e4 | 110 | (GDestroyNotify) bt_object_release); |
95c09b3a PP |
111 | if (!trace->streams) { |
112 | BT_LOGE_STR("Failed to allocate one GPtrArray."); | |
113 | goto error; | |
114 | } | |
115 | ||
bc37ae52 | 116 | trace->stream_classes = g_ptr_array_new_with_free_func( |
e6a8e8e4 | 117 | (GDestroyNotify) bt_object_release); |
95c09b3a PP |
118 | if (!trace->stream_classes) { |
119 | BT_LOGE_STR("Failed to allocate one GPtrArray."); | |
83509119 | 120 | goto error; |
bc37ae52 JG |
121 | } |
122 | ||
488e09a7 PP |
123 | packet_header_type = bt_ctf_field_type_structure_create(); |
124 | if (!packet_header_type) { | |
83509119 | 125 | goto error; |
bc37ae52 JG |
126 | } |
127 | ||
488e09a7 PP |
128 | BT_MOVE(trace->packet_header_type, packet_header_type); |
129 | ||
7f800dc7 PP |
130 | /* Create the environment array object */ |
131 | trace->environment = bt_ctf_attributes_create(); | |
132 | if (!trace->environment) { | |
95c09b3a | 133 | BT_LOGE_STR("Cannot create empty attributes object."); |
83509119 | 134 | goto error; |
7f800dc7 PP |
135 | } |
136 | ||
9b888ff3 JG |
137 | trace->listeners = g_ptr_array_new_with_free_func( |
138 | (GDestroyNotify) g_free); | |
139 | if (!trace->listeners) { | |
95c09b3a | 140 | BT_LOGE_STR("Failed to allocate one GPtrArray."); |
9b888ff3 JG |
141 | goto error; |
142 | } | |
143 | ||
95c09b3a | 144 | BT_LOGD("Created trace object: addr=%p", trace); |
bc37ae52 JG |
145 | return trace; |
146 | ||
bc37ae52 | 147 | error: |
83509119 | 148 | BT_PUT(trace); |
488e09a7 | 149 | bt_put(packet_header_type); |
bc37ae52 JG |
150 | return trace; |
151 | } | |
152 | ||
e96045d4 JG |
153 | const char *bt_ctf_trace_get_name(struct bt_ctf_trace *trace) |
154 | { | |
155 | const char *name = NULL; | |
156 | ||
95c09b3a PP |
157 | if (!trace) { |
158 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
159 | goto end; | |
160 | } | |
161 | ||
162 | if (!trace->name) { | |
e96045d4 JG |
163 | goto end; |
164 | } | |
165 | ||
166 | name = trace->name->str; | |
167 | end: | |
168 | return name; | |
169 | } | |
170 | ||
171 | int bt_ctf_trace_set_name(struct bt_ctf_trace *trace, const char *name) | |
172 | { | |
173 | int ret = 0; | |
174 | ||
95c09b3a PP |
175 | if (!trace) { |
176 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
177 | ret = -1; | |
178 | goto end; | |
179 | } | |
180 | ||
181 | if (!name) { | |
182 | BT_LOGW_STR("Invalid parameter: name is NULL."); | |
183 | ret = -1; | |
184 | goto end; | |
185 | } | |
186 | ||
187 | if (trace->frozen) { | |
188 | BT_LOGW("Invalid parameter: trace is frozen: " | |
189 | "addr=%p, name=\"%s\"", | |
190 | trace, bt_ctf_trace_get_name(trace)); | |
e96045d4 JG |
191 | ret = -1; |
192 | goto end; | |
193 | } | |
194 | ||
195 | trace->name = trace->name ? g_string_assign(trace->name, name) : | |
196 | g_string_new(name); | |
197 | if (!trace->name) { | |
95c09b3a | 198 | BT_LOGE_STR("Failed to allocate one GString."); |
e96045d4 JG |
199 | ret = -1; |
200 | goto end; | |
201 | } | |
95c09b3a PP |
202 | |
203 | BT_LOGV("Set trace's name: addr=%p, name=\"%s\"", trace, name); | |
204 | ||
e96045d4 JG |
205 | end: |
206 | return ret; | |
207 | } | |
208 | ||
4a32fda0 PP |
209 | const unsigned char *bt_ctf_trace_get_uuid(struct bt_ctf_trace *trace) |
210 | { | |
211 | return trace && trace->uuid_set ? trace->uuid : NULL; | |
212 | } | |
213 | ||
214 | int bt_ctf_trace_set_uuid(struct bt_ctf_trace *trace, const unsigned char *uuid) | |
215 | { | |
216 | int ret = 0; | |
217 | ||
95c09b3a PP |
218 | if (!trace) { |
219 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
220 | ret = -1; | |
221 | goto end; | |
222 | } | |
223 | ||
224 | if (!uuid) { | |
225 | BT_LOGW_STR("Invalid parameter: UUID is NULL."); | |
226 | ret = -1; | |
227 | goto end; | |
228 | } | |
229 | ||
230 | if (trace->frozen) { | |
231 | BT_LOGW("Invalid parameter: trace is frozen: " | |
232 | "addr=%p, name=\"%s\"", | |
233 | trace, bt_ctf_trace_get_name(trace)); | |
4a32fda0 PP |
234 | ret = -1; |
235 | goto end; | |
236 | } | |
237 | ||
238 | memcpy(trace->uuid, uuid, sizeof(uuid_t)); | |
c55a9f58 | 239 | trace->uuid_set = BT_TRUE; |
95c09b3a PP |
240 | BT_LOGV("Set trace's UUID: addr=%p, name=\"%s\", " |
241 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", | |
242 | trace, bt_ctf_trace_get_name(trace), | |
243 | (unsigned int) uuid[0], | |
244 | (unsigned int) uuid[1], | |
245 | (unsigned int) uuid[2], | |
246 | (unsigned int) uuid[3], | |
247 | (unsigned int) uuid[4], | |
248 | (unsigned int) uuid[5], | |
249 | (unsigned int) uuid[6], | |
250 | (unsigned int) uuid[7], | |
251 | (unsigned int) uuid[8], | |
252 | (unsigned int) uuid[9], | |
253 | (unsigned int) uuid[10], | |
254 | (unsigned int) uuid[11], | |
255 | (unsigned int) uuid[12], | |
256 | (unsigned int) uuid[13], | |
257 | (unsigned int) uuid[14], | |
258 | (unsigned int) uuid[15]); | |
4a32fda0 PP |
259 | |
260 | end: | |
261 | return ret; | |
262 | } | |
263 | ||
83509119 | 264 | void bt_ctf_trace_destroy(struct bt_object *obj) |
bc37ae52 JG |
265 | { |
266 | struct bt_ctf_trace *trace; | |
bc37ae52 | 267 | |
83509119 | 268 | trace = container_of(obj, struct bt_ctf_trace, base); |
95c09b3a PP |
269 | |
270 | BT_LOGD("Destroying trace object: addr=%p, name=\"%s\"", | |
271 | trace, bt_ctf_trace_get_name(trace)); | |
272 | ||
bc37ae52 | 273 | if (trace->environment) { |
95c09b3a | 274 | BT_LOGD_STR("Destroying environment attributes."); |
7f800dc7 | 275 | bt_ctf_attributes_destroy(trace->environment); |
bc37ae52 JG |
276 | } |
277 | ||
e96045d4 JG |
278 | if (trace->name) { |
279 | g_string_free(trace->name, TRUE); | |
280 | } | |
281 | ||
bc37ae52 | 282 | if (trace->clocks) { |
95c09b3a | 283 | BT_LOGD_STR("Putting clock classes."); |
bc37ae52 JG |
284 | g_ptr_array_free(trace->clocks, TRUE); |
285 | } | |
286 | ||
287 | if (trace->streams) { | |
607ff9b8 | 288 | BT_LOGD_STR("Destroying streams."); |
bc37ae52 JG |
289 | g_ptr_array_free(trace->streams, TRUE); |
290 | } | |
291 | ||
292 | if (trace->stream_classes) { | |
607ff9b8 | 293 | BT_LOGD_STR("Destroying stream classes."); |
bc37ae52 JG |
294 | g_ptr_array_free(trace->stream_classes, TRUE); |
295 | } | |
296 | ||
9b888ff3 JG |
297 | if (trace->listeners) { |
298 | g_ptr_array_free(trace->listeners, TRUE); | |
299 | } | |
300 | ||
95c09b3a | 301 | BT_LOGD_STR("Putting packet header field type."); |
83509119 | 302 | bt_put(trace->packet_header_type); |
bc37ae52 JG |
303 | g_free(trace); |
304 | } | |
305 | ||
7f800dc7 | 306 | int bt_ctf_trace_set_environment_field(struct bt_ctf_trace *trace, |
dac5c838 | 307 | const char *name, struct bt_value *value) |
bc37ae52 | 308 | { |
bc37ae52 JG |
309 | int ret = 0; |
310 | ||
95c09b3a PP |
311 | if (!trace) { |
312 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
313 | ret = -1; | |
314 | goto end; | |
315 | } | |
316 | ||
317 | if (!name) { | |
318 | BT_LOGW_STR("Invalid parameter: name is NULL."); | |
319 | ret = -1; | |
320 | goto end; | |
321 | } | |
322 | ||
323 | if (!value) { | |
324 | BT_LOGW_STR("Invalid parameter: value is NULL."); | |
325 | ret = -1; | |
326 | goto end; | |
327 | } | |
328 | ||
329 | if (bt_ctf_validate_identifier(name)) { | |
330 | BT_LOGW("Invalid parameter: environment field's name is not a valid CTF identifier: " | |
331 | "trace-addr=%p, trace-name=\"%s\", " | |
332 | "env-name=\"%s\"", | |
333 | trace, bt_ctf_trace_get_name(trace), name); | |
bc37ae52 | 334 | ret = -1; |
7f800dc7 | 335 | goto end; |
bc37ae52 JG |
336 | } |
337 | ||
95c09b3a PP |
338 | if (!bt_value_is_integer(value) && !bt_value_is_string(value)) { |
339 | BT_LOGW("Invalid parameter: environment field's value is not an integer or string value: " | |
340 | "trace-addr=%p, trace-name=\"%s\", " | |
341 | "env-name=\"%s\", env-value-type=%s", | |
342 | trace, bt_ctf_trace_get_name(trace), name, | |
343 | bt_value_type_string(bt_value_get_type(value))); | |
344 | ret = -1; | |
345 | goto end; | |
346 | } | |
347 | ||
348 | if (trace->is_static) { | |
349 | BT_LOGW("Invalid parameter: trace is static: " | |
350 | "addr=%p, name=\"%s\"", | |
351 | trace, bt_ctf_trace_get_name(trace)); | |
bc37ae52 | 352 | ret = -1; |
7f800dc7 | 353 | goto end; |
bc37ae52 JG |
354 | } |
355 | ||
a0d12916 JG |
356 | if (trace->frozen) { |
357 | /* | |
358 | * New environment fields may be added to a frozen trace, | |
359 | * but existing fields may not be changed. | |
360 | * | |
361 | * The object passed is frozen like all other attributes. | |
362 | */ | |
dac5c838 | 363 | struct bt_value *attribute = |
a0d12916 JG |
364 | bt_ctf_attributes_get_field_value_by_name( |
365 | trace->environment, name); | |
366 | ||
367 | if (attribute) { | |
95c09b3a PP |
368 | BT_LOGW("Invalid parameter: trace is frozen and environment field already exists with this name: " |
369 | "trace-addr=%p, trace-name=\"%s\", " | |
370 | "env-name=\"%s\"", | |
371 | trace, bt_ctf_trace_get_name(trace), name); | |
83509119 | 372 | BT_PUT(attribute); |
a0d12916 JG |
373 | ret = -1; |
374 | goto end; | |
375 | } | |
376 | ||
dac5c838 | 377 | bt_value_freeze(value); |
a0d12916 JG |
378 | } |
379 | ||
7f800dc7 PP |
380 | ret = bt_ctf_attributes_set_field_value(trace->environment, name, |
381 | value); | |
95c09b3a PP |
382 | if (ret) { |
383 | BT_LOGE("Cannot set environment field's value: " | |
384 | "trace-addr=%p, trace-name=\"%s\", " | |
385 | "env-name=\"%s\"", | |
386 | trace, bt_ctf_trace_get_name(trace), name); | |
387 | } else { | |
388 | BT_LOGV("Set environment field's value: " | |
389 | "trace-addr=%p, trace-name=\"%s\", " | |
390 | "env-name=\"%s\", value-addr=%p", | |
391 | trace, bt_ctf_trace_get_name(trace), name, value); | |
392 | } | |
bc37ae52 | 393 | |
7f800dc7 PP |
394 | end: |
395 | return ret; | |
396 | } | |
bc37ae52 | 397 | |
7f800dc7 PP |
398 | int bt_ctf_trace_set_environment_field_string(struct bt_ctf_trace *trace, |
399 | const char *name, const char *value) | |
400 | { | |
401 | int ret = 0; | |
dac5c838 | 402 | struct bt_value *env_value_string_obj = NULL; |
7f800dc7 | 403 | |
95c09b3a PP |
404 | if (!value) { |
405 | BT_LOGW_STR("Invalid parameter: value is NULL."); | |
bc37ae52 | 406 | ret = -1; |
7f800dc7 | 407 | goto end; |
bc37ae52 JG |
408 | } |
409 | ||
dac5c838 | 410 | env_value_string_obj = bt_value_string_create_init(value); |
7f800dc7 | 411 | if (!env_value_string_obj) { |
95c09b3a | 412 | BT_LOGE_STR("Cannot create string value object."); |
7f800dc7 PP |
413 | ret = -1; |
414 | goto end; | |
bc37ae52 JG |
415 | } |
416 | ||
95c09b3a | 417 | /* bt_ctf_trace_set_environment_field() logs errors */ |
7f800dc7 PP |
418 | ret = bt_ctf_trace_set_environment_field(trace, name, |
419 | env_value_string_obj); | |
420 | ||
421 | end: | |
95c09b3a | 422 | bt_put(env_value_string_obj); |
3487c9f3 JG |
423 | return ret; |
424 | } | |
425 | ||
7f800dc7 PP |
426 | int bt_ctf_trace_set_environment_field_integer(struct bt_ctf_trace *trace, |
427 | const char *name, int64_t value) | |
3487c9f3 | 428 | { |
3487c9f3 | 429 | int ret = 0; |
dac5c838 | 430 | struct bt_value *env_value_integer_obj = NULL; |
3487c9f3 | 431 | |
dac5c838 | 432 | env_value_integer_obj = bt_value_integer_create_init(value); |
7f800dc7 | 433 | if (!env_value_integer_obj) { |
95c09b3a | 434 | BT_LOGE_STR("Cannot create integer value object."); |
3487c9f3 | 435 | ret = -1; |
7f800dc7 | 436 | goto end; |
3487c9f3 JG |
437 | } |
438 | ||
95c09b3a | 439 | /* bt_ctf_trace_set_environment_field() logs errors */ |
7f800dc7 PP |
440 | ret = bt_ctf_trace_set_environment_field(trace, name, |
441 | env_value_integer_obj); | |
95c09b3a | 442 | |
7f800dc7 | 443 | end: |
95c09b3a | 444 | bt_put(env_value_integer_obj); |
bc37ae52 JG |
445 | return ret; |
446 | } | |
447 | ||
544d0515 | 448 | int64_t bt_ctf_trace_get_environment_field_count(struct bt_ctf_trace *trace) |
e6fa2160 | 449 | { |
544d0515 | 450 | int64_t ret = 0; |
e6fa2160 JG |
451 | |
452 | if (!trace) { | |
95c09b3a | 453 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
9ac68eb1 | 454 | ret = (int64_t) -1; |
e6fa2160 JG |
455 | goto end; |
456 | } | |
457 | ||
7f800dc7 | 458 | ret = bt_ctf_attributes_get_count(trace->environment); |
95c09b3a | 459 | assert(ret >= 0); |
e6fa2160 | 460 | |
e6fa2160 | 461 | end: |
7f800dc7 | 462 | return ret; |
e6fa2160 JG |
463 | } |
464 | ||
465 | const char * | |
9ac68eb1 PP |
466 | bt_ctf_trace_get_environment_field_name_by_index(struct bt_ctf_trace *trace, |
467 | uint64_t index) | |
e6fa2160 | 468 | { |
e6fa2160 JG |
469 | const char *ret = NULL; |
470 | ||
7f800dc7 | 471 | if (!trace) { |
95c09b3a | 472 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
e6fa2160 JG |
473 | goto end; |
474 | } | |
475 | ||
7f800dc7 PP |
476 | ret = bt_ctf_attributes_get_field_name(trace->environment, index); |
477 | ||
e6fa2160 JG |
478 | end: |
479 | return ret; | |
480 | } | |
481 | ||
9ac68eb1 PP |
482 | struct bt_value *bt_ctf_trace_get_environment_field_value_by_index( |
483 | struct bt_ctf_trace *trace, uint64_t index) | |
e6fa2160 | 484 | { |
dac5c838 | 485 | struct bt_value *ret = NULL; |
e6fa2160 | 486 | |
7f800dc7 | 487 | if (!trace) { |
95c09b3a | 488 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
e6fa2160 JG |
489 | goto end; |
490 | } | |
491 | ||
7f800dc7 PP |
492 | ret = bt_ctf_attributes_get_field_value(trace->environment, index); |
493 | ||
e6fa2160 JG |
494 | end: |
495 | return ret; | |
496 | } | |
497 | ||
dac5c838 | 498 | struct bt_value *bt_ctf_trace_get_environment_field_value_by_name( |
7f800dc7 | 499 | struct bt_ctf_trace *trace, const char *name) |
e6fa2160 | 500 | { |
dac5c838 | 501 | struct bt_value *ret = NULL; |
e6fa2160 | 502 | |
95c09b3a PP |
503 | if (!trace) { |
504 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
505 | goto end; | |
506 | } | |
507 | ||
508 | if (!name) { | |
509 | BT_LOGW_STR("Invalid parameter: name is NULL."); | |
e6fa2160 JG |
510 | goto end; |
511 | } | |
512 | ||
7f800dc7 PP |
513 | ret = bt_ctf_attributes_get_field_value_by_name(trace->environment, |
514 | name); | |
515 | ||
e6fa2160 JG |
516 | end: |
517 | return ret; | |
518 | } | |
519 | ||
ac0c6bdd PP |
520 | int bt_ctf_trace_add_clock_class(struct bt_ctf_trace *trace, |
521 | struct bt_ctf_clock_class *clock_class) | |
bc37ae52 JG |
522 | { |
523 | int ret = 0; | |
bc37ae52 | 524 | |
95c09b3a PP |
525 | if (!trace) { |
526 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
527 | ret = -1; | |
528 | goto end; | |
529 | } | |
530 | ||
531 | if (trace->is_static) { | |
532 | BT_LOGW("Invalid parameter: trace is static: " | |
533 | "addr=%p, name=\"%s\"", | |
534 | trace, bt_ctf_trace_get_name(trace)); | |
535 | ret = -1; | |
536 | goto end; | |
537 | } | |
538 | ||
539 | if (!bt_ctf_clock_class_is_valid(clock_class)) { | |
540 | BT_LOGW("Invalid parameter: clock class is invalid: " | |
541 | "trace-addr=%p, trace-name=\"%s\", " | |
542 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
543 | trace, bt_ctf_trace_get_name(trace), | |
544 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
bc37ae52 JG |
545 | ret = -1; |
546 | goto end; | |
547 | } | |
548 | ||
ac0c6bdd | 549 | /* Check for duplicate clock classes */ |
c9d90a34 | 550 | if (bt_ctf_trace_has_clock_class(trace, clock_class)) { |
95c09b3a PP |
551 | BT_LOGW("Invalid parameter: clock class already exists in trace: " |
552 | "trace-addr=%p, trace-name=\"%s\", " | |
553 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
554 | trace, bt_ctf_trace_get_name(trace), | |
555 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
bc37ae52 JG |
556 | ret = -1; |
557 | goto end; | |
558 | } | |
559 | ||
ac0c6bdd PP |
560 | bt_get(clock_class); |
561 | g_ptr_array_add(trace->clocks, clock_class); | |
cfeb617e | 562 | |
6474e016 | 563 | if (trace->frozen) { |
95c09b3a | 564 | BT_LOGV_STR("Freezing added clock class because trace is frozen."); |
ac0c6bdd | 565 | bt_ctf_clock_class_freeze(clock_class); |
6474e016 | 566 | } |
95c09b3a PP |
567 | |
568 | BT_LOGV("Added clock class to trace: " | |
569 | "trace-addr=%p, trace-name=\"%s\", " | |
570 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
571 | trace, bt_ctf_trace_get_name(trace), | |
572 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
573 | ||
bc37ae52 JG |
574 | end: |
575 | return ret; | |
576 | } | |
577 | ||
544d0515 | 578 | int64_t bt_ctf_trace_get_clock_class_count(struct bt_ctf_trace *trace) |
884cd6c3 | 579 | { |
9ac68eb1 | 580 | int64_t ret = (int64_t) -1; |
884cd6c3 JG |
581 | |
582 | if (!trace) { | |
95c09b3a | 583 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
884cd6c3 JG |
584 | goto end; |
585 | } | |
586 | ||
587 | ret = trace->clocks->len; | |
588 | end: | |
589 | return ret; | |
590 | } | |
591 | ||
9ac68eb1 PP |
592 | struct bt_ctf_clock_class *bt_ctf_trace_get_clock_class_by_index( |
593 | struct bt_ctf_trace *trace, uint64_t index) | |
884cd6c3 | 594 | { |
ac0c6bdd | 595 | struct bt_ctf_clock_class *clock_class = NULL; |
884cd6c3 | 596 | |
95c09b3a PP |
597 | if (!trace) { |
598 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
599 | goto end; | |
600 | } | |
601 | ||
602 | if (index >= trace->clocks->len) { | |
603 | BT_LOGW("Invalid parameter: index is out of bounds: " | |
604 | "addr=%p, name=\"%s\", " | |
605 | "index=%" PRIu64 ", count=%u", | |
606 | trace, bt_ctf_trace_get_name(trace), | |
607 | index, trace->clocks->len); | |
884cd6c3 JG |
608 | goto end; |
609 | } | |
610 | ||
ac0c6bdd PP |
611 | clock_class = g_ptr_array_index(trace->clocks, index); |
612 | bt_get(clock_class); | |
884cd6c3 | 613 | end: |
ac0c6bdd | 614 | return clock_class; |
884cd6c3 JG |
615 | } |
616 | ||
e011d2c1 PP |
617 | static |
618 | bool packet_header_field_type_is_valid(struct bt_ctf_trace *trace, | |
619 | struct bt_ctf_field_type *packet_header_type) | |
620 | { | |
621 | int ret; | |
622 | bool is_valid = true; | |
623 | struct bt_ctf_field_type *field_type = NULL; | |
624 | ||
625 | if (!packet_header_type) { | |
626 | /* | |
627 | * No packet header field type: trace must have only | |
628 | * one stream. At this point the stream class being | |
629 | * added is not part of the trace yet, so we validate | |
630 | * that the trace contains no stream classes yet. | |
631 | */ | |
632 | if (trace->stream_classes->len >= 1) { | |
633 | BT_LOGW_STR("Invalid packet header field type: " | |
634 | "packet header field type does not exist but there's more than one stream class in the trace."); | |
635 | goto invalid; | |
636 | } | |
637 | ||
638 | /* No packet header field type: valid at this point */ | |
639 | goto end; | |
640 | } | |
641 | ||
642 | /* Packet header field type, if it exists, must be a structure */ | |
643 | if (!bt_ctf_field_type_is_structure(packet_header_type)) { | |
644 | BT_LOGW("Invalid packet header field type: must be a structure field type if it exists: " | |
645 | "ft-addr=%p, ft-id=%s", | |
646 | packet_header_type, | |
647 | bt_ctf_field_type_id_string(packet_header_type->id)); | |
648 | goto invalid; | |
649 | } | |
650 | ||
651 | /* | |
652 | * If there's a `magic` field, it must be a 32-bit unsigned | |
653 | * integer field type. Also it must be the first field of the | |
654 | * packet header field type. | |
655 | */ | |
656 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
657 | packet_header_type, "magic"); | |
658 | if (field_type) { | |
659 | const char *field_name; | |
660 | ||
661 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
662 | BT_LOGW("Invalid packet header field type: `magic` field must be an integer field type: " | |
663 | "magic-ft-addr=%p, magic-ft-id=%s", | |
664 | field_type, | |
665 | bt_ctf_field_type_id_string(field_type->id)); | |
666 | goto invalid; | |
667 | } | |
668 | ||
669 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
670 | BT_LOGW("Invalid packet header field type: `magic` field must be an unsigned integer field type: " | |
671 | "magic-ft-addr=%p", field_type); | |
672 | goto invalid; | |
673 | } | |
674 | ||
675 | if (bt_ctf_field_type_integer_get_size(field_type) != 32) { | |
676 | BT_LOGW("Invalid packet header field type: `magic` field must be a 32-bit unsigned integer field type: " | |
677 | "magic-ft-addr=%p, magic-ft-size=%u", | |
678 | field_type, | |
679 | bt_ctf_field_type_integer_get_size(field_type)); | |
680 | goto invalid; | |
681 | } | |
682 | ||
683 | ret = bt_ctf_field_type_structure_get_field_by_index( | |
684 | packet_header_type, &field_name, NULL, 0); | |
685 | assert(ret == 0); | |
686 | ||
687 | if (strcmp(field_name, "magic") != 0) { | |
688 | BT_LOGW("Invalid packet header field type: `magic` field must be the first field: " | |
689 | "magic-ft-addr=%p, first-field-name=\"%s\"", | |
690 | field_type, field_name); | |
691 | goto invalid; | |
692 | } | |
693 | ||
694 | BT_PUT(field_type); | |
695 | } | |
696 | ||
697 | /* | |
698 | * If there's a `uuid` field, it must be an array field type of | |
699 | * length 16 with an 8-bit unsigned integer element field type. | |
700 | */ | |
701 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
702 | packet_header_type, "uuid"); | |
703 | if (field_type) { | |
704 | struct bt_ctf_field_type *elem_ft; | |
705 | ||
706 | if (!bt_ctf_field_type_is_array(field_type)) { | |
707 | BT_LOGW("Invalid packet header field type: `uuid` field must be an array field type: " | |
708 | "uuid-ft-addr=%p, uuid-ft-id=%s", | |
709 | field_type, | |
710 | bt_ctf_field_type_id_string(field_type->id)); | |
711 | goto invalid; | |
712 | } | |
713 | ||
714 | if (bt_ctf_field_type_array_get_length(field_type) != 16) { | |
715 | BT_LOGW("Invalid packet header field type: `uuid` array field type's length must be 16: " | |
716 | "uuid-ft-addr=%p, uuid-ft-length=%" PRId64, | |
717 | field_type, | |
718 | bt_ctf_field_type_array_get_length(field_type)); | |
719 | goto invalid; | |
720 | } | |
721 | ||
722 | elem_ft = bt_ctf_field_type_array_get_element_type(field_type); | |
723 | assert(elem_ft); | |
724 | ||
725 | if (!bt_ctf_field_type_is_integer(elem_ft)) { | |
726 | BT_LOGW("Invalid packet header field type: `uuid` field's element field type must be an integer field type: " | |
727 | "elem-ft-addr=%p, elem-ft-id=%s", | |
728 | elem_ft, | |
729 | bt_ctf_field_type_id_string(elem_ft->id)); | |
730 | bt_put(elem_ft); | |
731 | goto invalid; | |
732 | } | |
733 | ||
734 | if (bt_ctf_field_type_integer_is_signed(elem_ft)) { | |
735 | BT_LOGW("Invalid packet header field type: `uuid` field's element field type must be an unsigned integer field type: " | |
736 | "elem-ft-addr=%p", elem_ft); | |
737 | bt_put(elem_ft); | |
738 | goto invalid; | |
739 | } | |
740 | ||
741 | if (bt_ctf_field_type_integer_get_size(elem_ft) != 8) { | |
742 | BT_LOGW("Invalid packet header field type: `uuid` field's element field type must be an 8-bit unsigned integer field type: " | |
743 | "elem-ft-addr=%p, elem-ft-size=%u", | |
744 | elem_ft, | |
745 | bt_ctf_field_type_integer_get_size(elem_ft)); | |
746 | bt_put(elem_ft); | |
747 | goto invalid; | |
748 | } | |
749 | ||
750 | bt_put(elem_ft); | |
751 | BT_PUT(field_type); | |
752 | } | |
753 | ||
754 | /* | |
755 | * The `stream_id` field must exist if there's more than one | |
756 | * stream classes in the trace. | |
757 | */ | |
758 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
759 | packet_header_type, "stream_id"); | |
760 | ||
761 | if (!field_type && trace->stream_classes->len >= 1) { | |
762 | BT_LOGW_STR("Invalid packet header field type: " | |
763 | "`stream_id` field does not exist but there's more than one stream class in the trace."); | |
764 | goto invalid; | |
765 | } | |
766 | ||
767 | /* | |
768 | * If there's a `stream_id` field, it must be an unsigned | |
769 | * integer field type. | |
770 | */ | |
771 | if (field_type) { | |
772 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
773 | BT_LOGW("Invalid packet header field type: `stream_id` field must be an integer field type: " | |
774 | "stream-id-ft-addr=%p, stream-id-ft-id=%s", | |
775 | field_type, | |
776 | bt_ctf_field_type_id_string(field_type->id)); | |
777 | goto invalid; | |
778 | } | |
779 | ||
780 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
781 | BT_LOGW("Invalid packet header field type: `stream_id` field must be an unsigned integer field type: " | |
782 | "stream-id-ft-addr=%p", field_type); | |
783 | goto invalid; | |
784 | } | |
785 | ||
786 | BT_PUT(field_type); | |
787 | } | |
788 | ||
789 | goto end; | |
790 | ||
791 | invalid: | |
792 | is_valid = false; | |
793 | ||
794 | end: | |
795 | bt_put(field_type); | |
796 | return is_valid; | |
797 | } | |
798 | ||
799 | static | |
800 | bool packet_context_field_type_is_valid(struct bt_ctf_trace *trace, | |
801 | struct bt_ctf_stream_class *stream_class, | |
802 | struct bt_ctf_field_type *packet_context_type) | |
803 | { | |
804 | bool is_valid = true; | |
805 | struct bt_ctf_field_type *field_type = NULL; | |
806 | ||
807 | if (!packet_context_type) { | |
808 | /* No packet context field type: valid at this point */ | |
809 | goto end; | |
810 | } | |
811 | ||
812 | /* Packet context field type, if it exists, must be a structure */ | |
813 | if (!bt_ctf_field_type_is_structure(packet_context_type)) { | |
814 | BT_LOGW("Invalid packet context field type: must be a structure field type if it exists: " | |
815 | "ft-addr=%p, ft-id=%s", | |
816 | packet_context_type, | |
817 | bt_ctf_field_type_id_string(packet_context_type->id)); | |
818 | goto invalid; | |
819 | } | |
820 | ||
821 | /* | |
822 | * If there's a `packet_size` field, it must be an unsigned | |
823 | * integer field type. | |
824 | */ | |
825 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
826 | packet_context_type, "packet_size"); | |
827 | if (field_type) { | |
828 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
829 | BT_LOGW("Invalid packet context field type: `packet_size` field must be an integer field type: " | |
830 | "packet-size-ft-addr=%p, packet-size-ft-id=%s", | |
831 | field_type, | |
832 | bt_ctf_field_type_id_string(field_type->id)); | |
833 | goto invalid; | |
834 | } | |
835 | ||
836 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
837 | BT_LOGW("Invalid packet context field type: `packet_size` field must be an unsigned integer field type: " | |
838 | "packet-size-ft-addr=%p", field_type); | |
839 | goto invalid; | |
840 | } | |
841 | ||
842 | BT_PUT(field_type); | |
843 | } | |
844 | ||
845 | /* | |
846 | * If there's a `content_size` field, it must be an unsigned | |
847 | * integer field type. | |
848 | */ | |
849 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
850 | packet_context_type, "content_size"); | |
851 | if (field_type) { | |
852 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
853 | BT_LOGW("Invalid packet context field type: `content_size` field must be an integer field type: " | |
854 | "content-size-ft-addr=%p, content-size-ft-id=%s", | |
855 | field_type, | |
856 | bt_ctf_field_type_id_string(field_type->id)); | |
857 | goto invalid; | |
858 | } | |
859 | ||
860 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
861 | BT_LOGW("Invalid packet context field type: `content_size` field must be an unsigned integer field type: " | |
862 | "content-size-ft-addr=%p", field_type); | |
863 | goto invalid; | |
864 | } | |
865 | ||
866 | BT_PUT(field_type); | |
867 | } | |
868 | ||
869 | /* | |
870 | * If there's a `events_discarded` field, it must be an unsigned | |
871 | * integer field type. | |
872 | */ | |
873 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
874 | packet_context_type, "events_discarded"); | |
875 | if (field_type) { | |
876 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
877 | BT_LOGW("Invalid packet context field type: `events_discarded` field must be an integer field type: " | |
878 | "events-discarded-ft-addr=%p, events-discarded-ft-id=%s", | |
879 | field_type, | |
880 | bt_ctf_field_type_id_string(field_type->id)); | |
881 | goto invalid; | |
882 | } | |
883 | ||
884 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
885 | BT_LOGW("Invalid packet context field type: `events_discarded` field must be an unsigned integer field type: " | |
886 | "events-discarded-ft-addr=%p", field_type); | |
887 | goto invalid; | |
888 | } | |
889 | ||
890 | BT_PUT(field_type); | |
891 | } | |
892 | ||
893 | /* | |
894 | * If there's a `timestamp_begin` field, it must be an unsigned | |
895 | * integer field type. Also, if the trace is not a CTF writer's | |
896 | * trace, then we cannot automatically set the mapped clock | |
897 | * class of this field, so it must have a mapped clock class. | |
898 | */ | |
899 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
900 | packet_context_type, "timestamp_begin"); | |
901 | if (field_type) { | |
902 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
903 | BT_LOGW("Invalid packet context field type: `timestamp_begin` field must be an integer field type: " | |
904 | "timestamp-begin-ft-addr=%p, timestamp-begin-ft-id=%s", | |
905 | field_type, | |
906 | bt_ctf_field_type_id_string(field_type->id)); | |
907 | goto invalid; | |
908 | } | |
909 | ||
910 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
911 | BT_LOGW("Invalid packet context field type: `timestamp_begin` field must be an unsigned integer field type: " | |
912 | "timestamp-begin-ft-addr=%p", field_type); | |
913 | goto invalid; | |
914 | } | |
915 | ||
916 | if (!trace->is_created_by_writer) { | |
917 | struct bt_ctf_clock_class *clock_class = | |
918 | bt_ctf_field_type_integer_get_mapped_clock_class( | |
919 | field_type); | |
920 | ||
921 | bt_put(clock_class); | |
922 | if (!clock_class) { | |
923 | BT_LOGW("Invalid packet context field type: `timestamp_begin` field must be mapped to a clock class: " | |
924 | "timestamp-begin-ft-addr=%p", field_type); | |
925 | goto invalid; | |
926 | } | |
927 | } | |
928 | ||
929 | BT_PUT(field_type); | |
930 | } | |
931 | ||
932 | /* | |
933 | * If there's a `timestamp_end` field, it must be an unsigned | |
934 | * integer field type. Also, if the trace is not a CTF writer's | |
935 | * trace, then we cannot automatically set the mapped clock | |
936 | * class of this field, so it must have a mapped clock class. | |
937 | */ | |
938 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
939 | packet_context_type, "timestamp_end"); | |
940 | if (field_type) { | |
941 | if (!bt_ctf_field_type_is_integer(field_type)) { | |
942 | BT_LOGW("Invalid packet context field type: `timestamp_end` field must be an integer field type: " | |
943 | "timestamp-end-ft-addr=%p, timestamp-end-ft-id=%s", | |
944 | field_type, | |
945 | bt_ctf_field_type_id_string(field_type->id)); | |
946 | goto invalid; | |
947 | } | |
948 | ||
949 | if (bt_ctf_field_type_integer_is_signed(field_type)) { | |
950 | BT_LOGW("Invalid packet context field type: `timestamp_end` field must be an unsigned integer field type: " | |
951 | "timestamp-end-ft-addr=%p", field_type); | |
952 | goto invalid; | |
953 | } | |
954 | ||
955 | if (!trace->is_created_by_writer) { | |
956 | struct bt_ctf_clock_class *clock_class = | |
957 | bt_ctf_field_type_integer_get_mapped_clock_class( | |
958 | field_type); | |
959 | ||
960 | bt_put(clock_class); | |
961 | if (!clock_class) { | |
962 | BT_LOGW("Invalid packet context field type: `timestamp_end` field must be mapped to a clock class: " | |
963 | "timestamp-end-ft-addr=%p", field_type); | |
964 | goto invalid; | |
965 | } | |
966 | } | |
967 | ||
968 | BT_PUT(field_type); | |
969 | } | |
970 | ||
971 | goto end; | |
972 | ||
973 | invalid: | |
974 | is_valid = false; | |
975 | ||
976 | end: | |
977 | bt_put(field_type); | |
978 | return is_valid; | |
979 | } | |
980 | ||
981 | static | |
982 | bool event_header_field_type_is_valid(struct bt_ctf_trace *trace, | |
983 | struct bt_ctf_stream_class *stream_class, | |
984 | struct bt_ctf_field_type *event_header_type) | |
985 | { | |
986 | bool is_valid = true; | |
987 | struct bt_ctf_field_type *field_type = NULL; | |
988 | ||
989 | /* | |
990 | * We do not validate that the `timestamp` field exists here | |
991 | * because CTF does not require this exact name to be mapped to | |
992 | * a clock class. | |
993 | */ | |
994 | ||
995 | if (!event_header_type) { | |
996 | /* | |
997 | * No event header field type: stream class must have | |
998 | * only one event class. | |
999 | */ | |
1000 | if (bt_ctf_stream_class_get_event_class_count(stream_class) > 1) { | |
1001 | BT_LOGW_STR("Invalid event header field type: " | |
1002 | "event header field type does not exist but there's more than one event class in the stream class."); | |
1003 | goto invalid; | |
1004 | } | |
1005 | ||
1006 | /* No event header field type: valid at this point */ | |
1007 | goto end; | |
1008 | } | |
1009 | ||
1010 | /* Event header field type, if it exists, must be a structure */ | |
1011 | if (!bt_ctf_field_type_is_structure(event_header_type)) { | |
1012 | BT_LOGW("Invalid event header field type: must be a structure field type if it exists: " | |
1013 | "ft-addr=%p, ft-id=%s", | |
1014 | event_header_type, | |
1015 | bt_ctf_field_type_id_string(event_header_type->id)); | |
1016 | goto invalid; | |
1017 | } | |
1018 | ||
1019 | /* | |
1020 | * If there's an `id` field, it must be an unsigned integer | |
1021 | * field type or an enumeration field type with an unsigned | |
1022 | * integer container field type. | |
1023 | */ | |
1024 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( | |
1025 | event_header_type, "id"); | |
1026 | if (field_type) { | |
1027 | struct bt_ctf_field_type *int_ft; | |
1028 | ||
1029 | if (bt_ctf_field_type_is_integer(field_type)) { | |
1030 | int_ft = bt_get(field_type); | |
1031 | } else if (bt_ctf_field_type_is_enumeration(field_type)) { | |
1032 | int_ft = bt_ctf_field_type_enumeration_get_container_type( | |
1033 | field_type); | |
1034 | } else { | |
1035 | BT_LOGW("Invalid event header field type: `id` field must be an integer or enumeration field type: " | |
1036 | "id-ft-addr=%p, id-ft-id=%s", | |
1037 | field_type, | |
1038 | bt_ctf_field_type_id_string(field_type->id)); | |
1039 | goto invalid; | |
1040 | } | |
1041 | ||
1042 | assert(int_ft); | |
1043 | if (bt_ctf_field_type_integer_is_signed(int_ft)) { | |
1044 | BT_LOGW("Invalid event header field type: `id` field must be an unsigned integer or enumeration field type: " | |
1045 | "id-ft-addr=%p", int_ft); | |
1046 | goto invalid; | |
1047 | } | |
1048 | ||
1049 | bt_put(int_ft); | |
1050 | BT_PUT(field_type); | |
1051 | } | |
1052 | ||
1053 | goto end; | |
1054 | ||
1055 | invalid: | |
1056 | is_valid = false; | |
1057 | ||
1058 | end: | |
1059 | bt_put(field_type); | |
1060 | return is_valid; | |
1061 | } | |
1062 | ||
ef0c4a15 JG |
1063 | int bt_ctf_trace_add_stream_class(struct bt_ctf_trace *trace, |
1064 | struct bt_ctf_stream_class *stream_class) | |
1065 | { | |
544d0515 PP |
1066 | int ret; |
1067 | int64_t i; | |
ef0c4a15 | 1068 | int64_t stream_id; |
09840de5 PP |
1069 | struct bt_ctf_validation_output trace_sc_validation_output = { 0 }; |
1070 | struct bt_ctf_validation_output *ec_validation_outputs = NULL; | |
1071 | const enum bt_ctf_validation_flag trace_sc_validation_flags = | |
1072 | BT_CTF_VALIDATION_FLAG_TRACE | | |
1073 | BT_CTF_VALIDATION_FLAG_STREAM; | |
1074 | const enum bt_ctf_validation_flag ec_validation_flags = | |
1075 | BT_CTF_VALIDATION_FLAG_EVENT; | |
1076 | struct bt_ctf_field_type *packet_header_type = NULL; | |
1077 | struct bt_ctf_field_type *packet_context_type = NULL; | |
1078 | struct bt_ctf_field_type *event_header_type = NULL; | |
1079 | struct bt_ctf_field_type *stream_event_ctx_type = NULL; | |
544d0515 | 1080 | int64_t event_class_count; |
2789e5d9 | 1081 | struct bt_ctf_trace *current_parent_trace = NULL; |
ef0c4a15 | 1082 | |
95c09b3a PP |
1083 | if (!trace) { |
1084 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1085 | ret = -1; | |
1086 | goto end; | |
1087 | } | |
1088 | ||
1089 | if (!stream_class) { | |
1090 | BT_LOGW_STR("Invalid parameter: stream class is NULL."); | |
1091 | ret = -1; | |
1092 | goto end; | |
1093 | } | |
1094 | ||
1095 | if (trace->is_static) { | |
1096 | BT_LOGW_STR("Invalid parameter: trace is static."); | |
ef0c4a15 JG |
1097 | ret = -1; |
1098 | goto end; | |
1099 | } | |
1100 | ||
95c09b3a PP |
1101 | BT_LOGD("Adding stream class to trace: " |
1102 | "trace-addr=%p, trace-name=\"%s\", " | |
1103 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
1104 | "stream-class-id=%" PRId64, | |
1105 | trace, bt_ctf_trace_get_name(trace), | |
1106 | stream_class, bt_ctf_stream_class_get_name(stream_class), | |
1107 | bt_ctf_stream_class_get_id(stream_class)); | |
1108 | ||
d490fcbe PP |
1109 | /* |
1110 | * At the end of this function we freeze the trace, so its | |
1111 | * native byte order must NOT be BT_CTF_BYTE_ORDER_NATIVE. | |
1112 | */ | |
1113 | if (trace->native_byte_order == BT_CTF_BYTE_ORDER_NATIVE) { | |
95c09b3a PP |
1114 | BT_LOGW_STR("Invalid parameter: trace's byte order cannot be BT_CTF_BYTE_ORDER_NATIVE at this point; " |
1115 | "set it with bt_ctf_trace_set_native_byte_order()."); | |
d490fcbe PP |
1116 | ret = -1; |
1117 | goto end; | |
1118 | } | |
1119 | ||
2789e5d9 JG |
1120 | current_parent_trace = bt_ctf_stream_class_get_trace(stream_class); |
1121 | if (current_parent_trace) { | |
1122 | /* Stream class is already associated to a trace, abort. */ | |
95c09b3a PP |
1123 | BT_LOGW("Invalid parameter: stream class is already part of a trace: " |
1124 | "stream-class-trace-addr=%p, " | |
1125 | "stream-class-trace-name=\"%s\"", | |
1126 | current_parent_trace, | |
1127 | bt_ctf_trace_get_name(current_parent_trace)); | |
2789e5d9 JG |
1128 | ret = -1; |
1129 | goto end; | |
1130 | } | |
1131 | ||
09840de5 PP |
1132 | event_class_count = |
1133 | bt_ctf_stream_class_get_event_class_count(stream_class); | |
1134 | assert(event_class_count >= 0); | |
1135 | ||
fe13b5c0 | 1136 | if (stream_class->clock) { |
ac0c6bdd PP |
1137 | struct bt_ctf_clock_class *stream_clock_class = |
1138 | stream_class->clock->clock_class; | |
1139 | ||
1140 | if (trace->is_created_by_writer) { | |
1141 | /* | |
1142 | * Make sure this clock was also added to the | |
1143 | * trace (potentially through its CTF writer | |
1144 | * owner). | |
1145 | */ | |
1146 | size_t i; | |
1147 | ||
1148 | for (i = 0; i < trace->clocks->len; i++) { | |
1149 | if (trace->clocks->pdata[i] == | |
1150 | stream_clock_class) { | |
1151 | /* Found! */ | |
1152 | break; | |
1153 | } | |
1154 | } | |
1155 | ||
1156 | if (i == trace->clocks->len) { | |
1157 | /* Not found */ | |
95c09b3a PP |
1158 | BT_LOGW("Stream class's clock's class is not part of the trace: " |
1159 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
1160 | stream_clock_class, | |
1161 | bt_ctf_clock_class_get_name(stream_clock_class)); | |
fe13b5c0 PP |
1162 | ret = -1; |
1163 | goto end; | |
1164 | } | |
1165 | } else { | |
ac0c6bdd PP |
1166 | /* |
1167 | * This trace was NOT created by a CTF writer, | |
1168 | * thus do not allow the stream class to add to | |
1169 | * have a clock at all. Those are two | |
1170 | * independent APIs (non-writer and writer | |
1171 | * APIs), and isolating them simplifies things. | |
1172 | */ | |
95c09b3a PP |
1173 | BT_LOGW("Cannot add stream class with a clock to a trace which was not created by a CTF writer object: " |
1174 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
1175 | stream_clock_class, | |
1176 | bt_ctf_clock_class_get_name(stream_clock_class)); | |
ac0c6bdd PP |
1177 | ret = -1; |
1178 | goto end; | |
fe13b5c0 PP |
1179 | } |
1180 | } | |
1181 | ||
09840de5 PP |
1182 | /* |
1183 | * We're about to freeze both the trace and the stream class. | |
1184 | * Also, each event class contained in this stream class are | |
1185 | * already frozen. | |
1186 | * | |
1187 | * This trace, this stream class, and all its event classes | |
1188 | * should be valid at this point. | |
1189 | * | |
1190 | * Validate trace and stream class first, then each event | |
1191 | * class of this stream class can be validated individually. | |
1192 | */ | |
1193 | packet_header_type = | |
1194 | bt_ctf_trace_get_packet_header_type(trace); | |
1195 | packet_context_type = | |
1196 | bt_ctf_stream_class_get_packet_context_type(stream_class); | |
1197 | event_header_type = | |
1198 | bt_ctf_stream_class_get_event_header_type(stream_class); | |
1199 | stream_event_ctx_type = | |
1200 | bt_ctf_stream_class_get_event_context_type(stream_class); | |
95c09b3a PP |
1201 | |
1202 | BT_LOGD("Validating trace and stream class field types."); | |
09840de5 PP |
1203 | ret = bt_ctf_validate_class_types(trace->environment, |
1204 | packet_header_type, packet_context_type, event_header_type, | |
1205 | stream_event_ctx_type, NULL, NULL, trace->valid, | |
1206 | stream_class->valid, 1, &trace_sc_validation_output, | |
1207 | trace_sc_validation_flags); | |
1208 | BT_PUT(packet_header_type); | |
1209 | BT_PUT(packet_context_type); | |
1210 | BT_PUT(event_header_type); | |
1211 | BT_PUT(stream_event_ctx_type); | |
1212 | ||
2bd7f864 | 1213 | if (ret) { |
09840de5 PP |
1214 | /* |
1215 | * This means something went wrong during the validation | |
1216 | * process, not that the objects are invalid. | |
1217 | */ | |
95c09b3a PP |
1218 | BT_LOGE("Failed to validate trace and stream class field types: " |
1219 | "ret=%d", ret); | |
2bd7f864 JG |
1220 | goto end; |
1221 | } | |
1222 | ||
09840de5 PP |
1223 | if ((trace_sc_validation_output.valid_flags & |
1224 | trace_sc_validation_flags) != | |
1225 | trace_sc_validation_flags) { | |
1226 | /* Invalid trace/stream class */ | |
95c09b3a PP |
1227 | BT_LOGW("Invalid trace or stream class field types: " |
1228 | "valid-flags=0x%x", | |
1229 | trace_sc_validation_output.valid_flags); | |
09840de5 PP |
1230 | ret = -1; |
1231 | goto end; | |
1232 | } | |
1233 | ||
1234 | if (event_class_count > 0) { | |
1235 | ec_validation_outputs = g_new0(struct bt_ctf_validation_output, | |
1236 | event_class_count); | |
1237 | if (!ec_validation_outputs) { | |
95c09b3a | 1238 | BT_LOGE_STR("Failed to allocate one validation output structure."); |
09840de5 PP |
1239 | ret = -1; |
1240 | goto end; | |
1241 | } | |
1242 | } | |
1243 | ||
1244 | /* Validate each event class individually */ | |
6474e016 | 1245 | for (i = 0; i < event_class_count; i++) { |
09840de5 | 1246 | struct bt_ctf_event_class *event_class = |
9ac68eb1 PP |
1247 | bt_ctf_stream_class_get_event_class_by_index( |
1248 | stream_class, i); | |
09840de5 PP |
1249 | struct bt_ctf_field_type *event_context_type = NULL; |
1250 | struct bt_ctf_field_type *event_payload_type = NULL; | |
1251 | ||
1252 | event_context_type = | |
1253 | bt_ctf_event_class_get_context_type(event_class); | |
1254 | event_payload_type = | |
1255 | bt_ctf_event_class_get_payload_type(event_class); | |
1256 | ||
1257 | /* | |
1258 | * It is important to use the field types returned by | |
1259 | * the previous trace and stream class validation here | |
1260 | * because copies could have been made. | |
1261 | */ | |
95c09b3a PP |
1262 | BT_LOGD("Validating event class's field types: " |
1263 | "addr=%p, name=\"%s\", id=%" PRId64, | |
1264 | event_class, bt_ctf_event_class_get_name(event_class), | |
1265 | bt_ctf_event_class_get_id(event_class)); | |
09840de5 PP |
1266 | ret = bt_ctf_validate_class_types(trace->environment, |
1267 | trace_sc_validation_output.packet_header_type, | |
1268 | trace_sc_validation_output.packet_context_type, | |
1269 | trace_sc_validation_output.event_header_type, | |
1270 | trace_sc_validation_output.stream_event_ctx_type, | |
1271 | event_context_type, event_payload_type, | |
1272 | 1, 1, event_class->valid, &ec_validation_outputs[i], | |
1273 | ec_validation_flags); | |
1274 | BT_PUT(event_context_type); | |
1275 | BT_PUT(event_payload_type); | |
1276 | BT_PUT(event_class); | |
1277 | ||
1278 | if (ret) { | |
95c09b3a PP |
1279 | BT_LOGE("Failed to validate event class field types: " |
1280 | "ret=%d", ret); | |
09840de5 PP |
1281 | goto end; |
1282 | } | |
1283 | ||
1284 | if ((ec_validation_outputs[i].valid_flags & | |
1285 | ec_validation_flags) != ec_validation_flags) { | |
1286 | /* Invalid event class */ | |
95c09b3a PP |
1287 | BT_LOGW("Invalid event class field types: " |
1288 | "valid-flags=0x%x", | |
1289 | ec_validation_outputs[i].valid_flags); | |
09840de5 PP |
1290 | ret = -1; |
1291 | goto end; | |
1292 | } | |
1293 | } | |
1294 | ||
ef0c4a15 JG |
1295 | stream_id = bt_ctf_stream_class_get_id(stream_class); |
1296 | if (stream_id < 0) { | |
1297 | stream_id = trace->next_stream_id++; | |
9ac68eb1 | 1298 | if (stream_id < 0) { |
95c09b3a | 1299 | BT_LOGE_STR("No more stream class IDs available."); |
9ac68eb1 PP |
1300 | ret = -1; |
1301 | goto end; | |
1302 | } | |
ef0c4a15 JG |
1303 | |
1304 | /* Try to assign a new stream id */ | |
1305 | for (i = 0; i < trace->stream_classes->len; i++) { | |
1306 | if (stream_id == bt_ctf_stream_class_get_id( | |
1307 | trace->stream_classes->pdata[i])) { | |
1308 | /* Duplicate stream id found */ | |
95c09b3a PP |
1309 | BT_LOGW("Duplicate stream class ID: " |
1310 | "id=%" PRId64, (int64_t) stream_id); | |
ef0c4a15 JG |
1311 | ret = -1; |
1312 | goto end; | |
1313 | } | |
1314 | } | |
1315 | ||
0ddffae5 | 1316 | if (bt_ctf_stream_class_set_id_no_check(stream_class, |
95c09b3a | 1317 | stream_id)) { |
ef0c4a15 | 1318 | /* TODO Should retry with a different stream id */ |
95c09b3a PP |
1319 | BT_LOGE("Cannot set stream class's ID: " |
1320 | "id=%" PRId64, (int64_t) stream_id); | |
ef0c4a15 JG |
1321 | ret = -1; |
1322 | goto end; | |
1323 | } | |
1324 | } | |
1325 | ||
e011d2c1 PP |
1326 | /* |
1327 | * At this point all the field types in the validation output | |
1328 | * are valid. Validate the semantics of some scopes according to | |
1329 | * the CTF specification. | |
1330 | */ | |
1331 | if (!packet_header_field_type_is_valid(trace, | |
1332 | trace_sc_validation_output.packet_header_type)) { | |
95c09b3a | 1333 | BT_LOGW_STR("Invalid trace's packet header field type."); |
e011d2c1 PP |
1334 | ret = -1; |
1335 | goto end; | |
1336 | } | |
1337 | ||
1338 | if (!packet_context_field_type_is_valid(trace, | |
1339 | stream_class, | |
1340 | trace_sc_validation_output.packet_context_type)) { | |
95c09b3a | 1341 | BT_LOGW_STR("Invalid stream class's packet context field type."); |
e011d2c1 PP |
1342 | ret = -1; |
1343 | goto end; | |
1344 | } | |
1345 | ||
1346 | if (!event_header_field_type_is_valid(trace, | |
1347 | stream_class, | |
1348 | trace_sc_validation_output.event_header_type)) { | |
95c09b3a | 1349 | BT_LOGW_STR("Invalid steam class's event header field type."); |
e011d2c1 PP |
1350 | ret = -1; |
1351 | goto end; | |
1352 | } | |
1353 | ||
1354 | /* | |
1355 | * Now is the time to automatically map specific field types of | |
1356 | * the stream class's packet context and event header field | |
1357 | * types to the stream class's clock's class if they are not | |
1358 | * mapped to a clock class yet. We do it here because we know | |
1359 | * that after this point, everything is frozen so it won't be | |
1360 | * possible for the user to modify the stream class's clock, or | |
1361 | * to map those field types to other clock classes. | |
1362 | */ | |
1363 | if (trace->is_created_by_writer) { | |
1364 | if (bt_ctf_stream_class_map_clock_class(stream_class, | |
1365 | trace_sc_validation_output.packet_context_type, | |
1366 | trace_sc_validation_output.event_header_type)) { | |
95c09b3a | 1367 | BT_LOGW_STR("Cannot automatically map selected stream class's field types to stream class's clock's class."); |
e011d2c1 PP |
1368 | ret = -1; |
1369 | goto end; | |
1370 | } | |
1371 | } | |
1372 | ||
e6a8e8e4 | 1373 | bt_object_set_parent(stream_class, trace); |
ef0c4a15 JG |
1374 | g_ptr_array_add(trace->stream_classes, stream_class); |
1375 | ||
1376 | /* | |
09840de5 PP |
1377 | * At this point we know that the function will be successful. |
1378 | * Therefore we can replace the trace and stream class field | |
1379 | * types with what's in their validation output structure and | |
1380 | * mark them as valid. We can also replace the field types of | |
1381 | * all the event classes of the stream class and mark them as | |
1382 | * valid. | |
1383 | */ | |
1384 | bt_ctf_validation_replace_types(trace, stream_class, NULL, | |
1385 | &trace_sc_validation_output, trace_sc_validation_flags); | |
1386 | trace->valid = 1; | |
1387 | stream_class->valid = 1; | |
1388 | ||
1389 | /* | |
1390 | * Put what was not moved in bt_ctf_validation_replace_types(). | |
1391 | */ | |
1392 | bt_ctf_validation_output_put_types(&trace_sc_validation_output); | |
1393 | ||
6474e016 | 1394 | for (i = 0; i < event_class_count; i++) { |
09840de5 | 1395 | struct bt_ctf_event_class *event_class = |
9ac68eb1 PP |
1396 | bt_ctf_stream_class_get_event_class_by_index( |
1397 | stream_class, i); | |
09840de5 PP |
1398 | |
1399 | bt_ctf_validation_replace_types(NULL, NULL, event_class, | |
1400 | &ec_validation_outputs[i], ec_validation_flags); | |
1401 | event_class->valid = 1; | |
1402 | BT_PUT(event_class); | |
1403 | ||
1404 | /* | |
1405 | * Put what was not moved in | |
1406 | * bt_ctf_validation_replace_types(). | |
1407 | */ | |
1408 | bt_ctf_validation_output_put_types(&ec_validation_outputs[i]); | |
1409 | } | |
1410 | ||
09840de5 PP |
1411 | /* |
1412 | * Freeze the trace and the stream class. | |
1413 | */ | |
f67f3a6e | 1414 | bt_ctf_stream_class_freeze(stream_class); |
09840de5 PP |
1415 | bt_ctf_trace_freeze(trace); |
1416 | ||
9b888ff3 JG |
1417 | /* Notifiy listeners of the trace's schema modification. */ |
1418 | bt_ctf_stream_class_visit(stream_class, | |
d9a13d86 | 1419 | bt_ctf_trace_object_modification, trace); |
95c09b3a PP |
1420 | BT_LOGD("Added stream class to trace: " |
1421 | "trace-addr=%p, trace-name=\"%s\", " | |
1422 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
1423 | "stream-class-id=%" PRId64, | |
1424 | trace, bt_ctf_trace_get_name(trace), | |
1425 | stream_class, bt_ctf_stream_class_get_name(stream_class), | |
1426 | bt_ctf_stream_class_get_id(stream_class)); | |
1427 | ||
ef0c4a15 | 1428 | end: |
d3814b54 | 1429 | if (ret) { |
e6a8e8e4 | 1430 | bt_object_set_parent(stream_class, NULL); |
09840de5 PP |
1431 | |
1432 | if (ec_validation_outputs) { | |
6474e016 | 1433 | for (i = 0; i < event_class_count; i++) { |
09840de5 PP |
1434 | bt_ctf_validation_output_put_types( |
1435 | &ec_validation_outputs[i]); | |
1436 | } | |
1437 | } | |
d3814b54 | 1438 | } |
09840de5 PP |
1439 | |
1440 | g_free(ec_validation_outputs); | |
1441 | bt_ctf_validation_output_put_types(&trace_sc_validation_output); | |
2789e5d9 | 1442 | bt_put(current_parent_trace); |
09840de5 PP |
1443 | assert(!packet_header_type); |
1444 | assert(!packet_context_type); | |
1445 | assert(!event_header_type); | |
1446 | assert(!stream_event_ctx_type); | |
ef0c4a15 JG |
1447 | return ret; |
1448 | } | |
1449 | ||
544d0515 | 1450 | int64_t bt_ctf_trace_get_stream_count(struct bt_ctf_trace *trace) |
c1e730fe | 1451 | { |
544d0515 | 1452 | int64_t ret; |
c1e730fe PP |
1453 | |
1454 | if (!trace) { | |
95c09b3a | 1455 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
9ac68eb1 | 1456 | ret = (int64_t) -1; |
c1e730fe PP |
1457 | goto end; |
1458 | } | |
1459 | ||
9ac68eb1 | 1460 | ret = (int64_t) trace->streams->len; |
c1e730fe PP |
1461 | |
1462 | end: | |
1463 | return ret; | |
1464 | } | |
1465 | ||
9ac68eb1 PP |
1466 | struct bt_ctf_stream *bt_ctf_trace_get_stream_by_index( |
1467 | struct bt_ctf_trace *trace, | |
1468 | uint64_t index) | |
c1e730fe PP |
1469 | { |
1470 | struct bt_ctf_stream *stream = NULL; | |
1471 | ||
95c09b3a PP |
1472 | if (!trace) { |
1473 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1474 | goto end; | |
1475 | } | |
1476 | ||
1477 | if (index >= trace->streams->len) { | |
1478 | BT_LOGW("Invalid parameter: index is out of bounds: " | |
1479 | "addr=%p, name=\"%s\", " | |
1480 | "index=%" PRIu64 ", count=%u", | |
1481 | trace, bt_ctf_trace_get_name(trace), | |
1482 | index, trace->streams->len); | |
c1e730fe PP |
1483 | goto end; |
1484 | } | |
1485 | ||
1486 | stream = bt_get(g_ptr_array_index(trace->streams, index)); | |
1487 | ||
1488 | end: | |
1489 | return stream; | |
1490 | } | |
1491 | ||
544d0515 | 1492 | int64_t bt_ctf_trace_get_stream_class_count(struct bt_ctf_trace *trace) |
ef0c4a15 | 1493 | { |
544d0515 | 1494 | int64_t ret; |
ef0c4a15 JG |
1495 | |
1496 | if (!trace) { | |
95c09b3a | 1497 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
9ac68eb1 | 1498 | ret = (int64_t) -1; |
ef0c4a15 JG |
1499 | goto end; |
1500 | } | |
1501 | ||
9ac68eb1 | 1502 | ret = (int64_t) trace->stream_classes->len; |
ef0c4a15 JG |
1503 | end: |
1504 | return ret; | |
1505 | } | |
1506 | ||
9ac68eb1 PP |
1507 | struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class_by_index( |
1508 | struct bt_ctf_trace *trace, uint64_t index) | |
ef0c4a15 JG |
1509 | { |
1510 | struct bt_ctf_stream_class *stream_class = NULL; | |
1511 | ||
95c09b3a PP |
1512 | if (!trace) { |
1513 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1514 | goto end; | |
1515 | } | |
1516 | ||
1517 | if (index >= trace->stream_classes->len) { | |
1518 | BT_LOGW("Invalid parameter: index is out of bounds: " | |
1519 | "addr=%p, name=\"%s\", " | |
1520 | "index=%" PRIu64 ", count=%u", | |
1521 | trace, bt_ctf_trace_get_name(trace), | |
1522 | index, trace->stream_classes->len); | |
ef0c4a15 JG |
1523 | goto end; |
1524 | } | |
1525 | ||
1526 | stream_class = g_ptr_array_index(trace->stream_classes, index); | |
83509119 | 1527 | bt_get(stream_class); |
ef0c4a15 JG |
1528 | end: |
1529 | return stream_class; | |
1530 | } | |
1531 | ||
4841ccc1 | 1532 | struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class_by_id( |
9ac68eb1 | 1533 | struct bt_ctf_trace *trace, uint64_t id_param) |
4841ccc1 PP |
1534 | { |
1535 | int i; | |
1536 | struct bt_ctf_stream_class *stream_class = NULL; | |
9ac68eb1 | 1537 | int64_t id = (int64_t) id_param; |
4841ccc1 | 1538 | |
95c09b3a PP |
1539 | if (!trace) { |
1540 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1541 | goto end; | |
1542 | } | |
1543 | ||
1544 | if (id < 0) { | |
1545 | BT_LOGW("Invalid parameter: invalid stream class's ID: " | |
1546 | "trace-addr=%p, trace-name=\"%s\", id=%" PRIu64, | |
1547 | trace, bt_ctf_trace_get_name(trace), id_param); | |
4841ccc1 PP |
1548 | goto end; |
1549 | } | |
1550 | ||
6474e016 | 1551 | for (i = 0; i < trace->stream_classes->len; i++) { |
4841ccc1 PP |
1552 | struct bt_ctf_stream_class *stream_class_candidate; |
1553 | ||
1554 | stream_class_candidate = | |
1555 | g_ptr_array_index(trace->stream_classes, i); | |
1556 | ||
1557 | if (bt_ctf_stream_class_get_id(stream_class_candidate) == | |
1558 | (int64_t) id) { | |
1559 | stream_class = stream_class_candidate; | |
83509119 | 1560 | bt_get(stream_class); |
4841ccc1 PP |
1561 | goto end; |
1562 | } | |
1563 | } | |
1564 | ||
1565 | end: | |
1566 | return stream_class; | |
1567 | } | |
1568 | ||
ac0c6bdd | 1569 | struct bt_ctf_clock_class *bt_ctf_trace_get_clock_class_by_name( |
7e4347a3 PP |
1570 | struct bt_ctf_trace *trace, const char *name) |
1571 | { | |
1572 | size_t i; | |
ac0c6bdd | 1573 | struct bt_ctf_clock_class *clock_class = NULL; |
7e4347a3 | 1574 | |
95c09b3a PP |
1575 | if (!trace) { |
1576 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1577 | goto end; | |
1578 | } | |
1579 | ||
1580 | if (!name) { | |
1581 | BT_LOGW_STR("Invalid parameter: name is NULL."); | |
7e4347a3 PP |
1582 | goto end; |
1583 | } | |
1584 | ||
6474e016 | 1585 | for (i = 0; i < trace->clocks->len; i++) { |
ac0c6bdd | 1586 | struct bt_ctf_clock_class *cur_clk = |
7e4347a3 | 1587 | g_ptr_array_index(trace->clocks, i); |
ac0c6bdd | 1588 | const char *cur_clk_name = bt_ctf_clock_class_get_name(cur_clk); |
7e4347a3 PP |
1589 | |
1590 | if (!cur_clk_name) { | |
1591 | goto end; | |
1592 | } | |
1593 | ||
1594 | if (!strcmp(cur_clk_name, name)) { | |
ac0c6bdd PP |
1595 | clock_class = cur_clk; |
1596 | bt_get(clock_class); | |
7e4347a3 PP |
1597 | goto end; |
1598 | } | |
1599 | } | |
1600 | ||
1601 | end: | |
ac0c6bdd | 1602 | return clock_class; |
7e4347a3 PP |
1603 | } |
1604 | ||
c9d90a34 | 1605 | BT_HIDDEN |
c55a9f58 | 1606 | bt_bool bt_ctf_trace_has_clock_class(struct bt_ctf_trace *trace, |
c9d90a34 PP |
1607 | struct bt_ctf_clock_class *clock_class) |
1608 | { | |
1609 | struct search_query query = { .value = clock_class, .found = 0 }; | |
1610 | ||
1611 | assert(trace); | |
1612 | assert(clock_class); | |
1613 | ||
1614 | g_ptr_array_foreach(trace->clocks, value_exists, &query); | |
1615 | return query.found; | |
1616 | } | |
1617 | ||
bc37ae52 | 1618 | BT_HIDDEN |
dc3fffef | 1619 | const char *get_byte_order_string(enum bt_ctf_byte_order byte_order) |
bc37ae52 JG |
1620 | { |
1621 | const char *string; | |
1622 | ||
1623 | switch (byte_order) { | |
dc3fffef | 1624 | case BT_CTF_BYTE_ORDER_LITTLE_ENDIAN: |
bc37ae52 JG |
1625 | string = "le"; |
1626 | break; | |
dc3fffef | 1627 | case BT_CTF_BYTE_ORDER_BIG_ENDIAN: |
bc37ae52 JG |
1628 | string = "be"; |
1629 | break; | |
dc3fffef PP |
1630 | case BT_CTF_BYTE_ORDER_NATIVE: |
1631 | string = "native"; | |
bc37ae52 | 1632 | break; |
dc3fffef | 1633 | default: |
0fbb9a9f | 1634 | abort(); |
bc37ae52 JG |
1635 | } |
1636 | ||
1637 | return string; | |
1638 | } | |
1639 | ||
1640 | static | |
1641 | int append_trace_metadata(struct bt_ctf_trace *trace, | |
1642 | struct metadata_context *context) | |
1643 | { | |
1644 | unsigned char *uuid = trace->uuid; | |
e011d2c1 | 1645 | int ret = 0; |
bc37ae52 | 1646 | |
4a32fda0 | 1647 | if (trace->native_byte_order == BT_CTF_BYTE_ORDER_NATIVE) { |
95c09b3a PP |
1648 | BT_LOGW("Invalid parameter: trace's byte order cannot be BT_CTF_BYTE_ORDER_NATIVE at this point; " |
1649 | "set it with bt_ctf_trace_set_native_byte_order(): " | |
1650 | "addr=%p, name=\"%s\"", | |
1651 | trace, bt_ctf_trace_get_name(trace)); | |
4a32fda0 PP |
1652 | ret = -1; |
1653 | goto end; | |
1654 | } | |
bc37ae52 | 1655 | |
4a32fda0 | 1656 | g_string_append(context->string, "trace {\n"); |
bc37ae52 JG |
1657 | g_string_append(context->string, "\tmajor = 1;\n"); |
1658 | g_string_append(context->string, "\tminor = 8;\n"); | |
dc3fffef PP |
1659 | assert(trace->native_byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN || |
1660 | trace->native_byte_order == BT_CTF_BYTE_ORDER_BIG_ENDIAN || | |
1661 | trace->native_byte_order == BT_CTF_BYTE_ORDER_NETWORK); | |
4a32fda0 PP |
1662 | |
1663 | if (trace->uuid_set) { | |
1664 | g_string_append_printf(context->string, | |
1665 | "\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n", | |
1666 | uuid[0], uuid[1], uuid[2], uuid[3], | |
1667 | uuid[4], uuid[5], uuid[6], uuid[7], | |
1668 | uuid[8], uuid[9], uuid[10], uuid[11], | |
1669 | uuid[12], uuid[13], uuid[14], uuid[15]); | |
1670 | } | |
1671 | ||
bc37ae52 | 1672 | g_string_append_printf(context->string, "\tbyte_order = %s;\n", |
dc3fffef | 1673 | get_byte_order_string(trace->native_byte_order)); |
bc37ae52 | 1674 | |
e011d2c1 PP |
1675 | if (trace->packet_header_type) { |
1676 | g_string_append(context->string, "\tpacket.header := "); | |
1677 | context->current_indentation_level++; | |
1678 | g_string_assign(context->field_name, ""); | |
95c09b3a | 1679 | BT_LOGD_STR("Serializing trace's packet header field type's metadata."); |
e011d2c1 PP |
1680 | ret = bt_ctf_field_type_serialize(trace->packet_header_type, |
1681 | context); | |
1682 | if (ret) { | |
1683 | goto end; | |
1684 | } | |
1685 | context->current_indentation_level--; | |
bc37ae52 | 1686 | } |
bc37ae52 JG |
1687 | |
1688 | g_string_append(context->string, ";\n};\n\n"); | |
1689 | end: | |
1690 | return ret; | |
1691 | } | |
1692 | ||
bc37ae52 JG |
1693 | static |
1694 | void append_env_metadata(struct bt_ctf_trace *trace, | |
1695 | struct metadata_context *context) | |
1696 | { | |
544d0515 PP |
1697 | int64_t i; |
1698 | int64_t env_size; | |
7f800dc7 PP |
1699 | |
1700 | env_size = bt_ctf_attributes_get_count(trace->environment); | |
7f800dc7 | 1701 | if (env_size <= 0) { |
bc37ae52 JG |
1702 | return; |
1703 | } | |
1704 | ||
1705 | g_string_append(context->string, "env {\n"); | |
7f800dc7 | 1706 | |
6474e016 | 1707 | for (i = 0; i < env_size; i++) { |
dac5c838 | 1708 | struct bt_value *env_field_value_obj = NULL; |
7f800dc7 | 1709 | const char *entry_name; |
7f800dc7 PP |
1710 | |
1711 | entry_name = bt_ctf_attributes_get_field_name( | |
1712 | trace->environment, i); | |
1713 | env_field_value_obj = bt_ctf_attributes_get_field_value( | |
1714 | trace->environment, i); | |
1715 | ||
95c09b3a PP |
1716 | assert(entry_name); |
1717 | assert(env_field_value_obj); | |
7f800dc7 | 1718 | |
dac5c838 PP |
1719 | switch (bt_value_get_type(env_field_value_obj)) { |
1720 | case BT_VALUE_TYPE_INTEGER: | |
b8248cc0 PP |
1721 | { |
1722 | int ret; | |
1723 | int64_t int_value; | |
1724 | ||
dac5c838 | 1725 | ret = bt_value_integer_get(env_field_value_obj, |
7f800dc7 | 1726 | &int_value); |
95c09b3a | 1727 | assert(ret == 0); |
7f800dc7 PP |
1728 | g_string_append_printf(context->string, |
1729 | "\t%s = %" PRId64 ";\n", entry_name, | |
1730 | int_value); | |
1731 | break; | |
b8248cc0 | 1732 | } |
dac5c838 | 1733 | case BT_VALUE_TYPE_STRING: |
7f800dc7 PP |
1734 | { |
1735 | int ret; | |
1736 | const char *str_value; | |
1737 | char *escaped_str = NULL; | |
1738 | ||
dac5c838 | 1739 | ret = bt_value_string_get(env_field_value_obj, |
7f800dc7 | 1740 | &str_value); |
95c09b3a | 1741 | assert(ret == 0); |
7f800dc7 | 1742 | escaped_str = g_strescape(str_value, NULL); |
7f800dc7 | 1743 | if (!escaped_str) { |
95c09b3a PP |
1744 | BT_LOGE("Cannot escape string: string=\"%s\"", |
1745 | str_value); | |
7f800dc7 PP |
1746 | goto loop_next; |
1747 | } | |
1748 | ||
1749 | g_string_append_printf(context->string, | |
1750 | "\t%s = \"%s\";\n", entry_name, escaped_str); | |
1751 | free(escaped_str); | |
1752 | break; | |
1753 | } | |
7f800dc7 PP |
1754 | default: |
1755 | goto loop_next; | |
1756 | } | |
1757 | ||
1758 | loop_next: | |
83509119 | 1759 | BT_PUT(env_field_value_obj); |
7f800dc7 PP |
1760 | } |
1761 | ||
bc37ae52 JG |
1762 | g_string_append(context->string, "};\n\n"); |
1763 | } | |
1764 | ||
1765 | char *bt_ctf_trace_get_metadata_string(struct bt_ctf_trace *trace) | |
1766 | { | |
1767 | char *metadata = NULL; | |
1768 | struct metadata_context *context = NULL; | |
1769 | int err = 0; | |
1770 | size_t i; | |
1771 | ||
1772 | if (!trace) { | |
95c09b3a | 1773 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
bc37ae52 JG |
1774 | goto end; |
1775 | } | |
1776 | ||
1777 | context = g_new0(struct metadata_context, 1); | |
1778 | if (!context) { | |
95c09b3a | 1779 | BT_LOGE_STR("Failed to allocate one metadata context."); |
bc37ae52 JG |
1780 | goto end; |
1781 | } | |
1782 | ||
1783 | context->field_name = g_string_sized_new(DEFAULT_IDENTIFIER_SIZE); | |
1784 | context->string = g_string_sized_new(DEFAULT_METADATA_STRING_SIZE); | |
1785 | g_string_append(context->string, "/* CTF 1.8 */\n\n"); | |
1786 | if (append_trace_metadata(trace, context)) { | |
95c09b3a | 1787 | /* append_trace_metadata() logs errors */ |
bc37ae52 JG |
1788 | goto error; |
1789 | } | |
1790 | append_env_metadata(trace, context); | |
1791 | g_ptr_array_foreach(trace->clocks, | |
ac0c6bdd | 1792 | (GFunc)bt_ctf_clock_class_serialize, context); |
bc37ae52 JG |
1793 | |
1794 | for (i = 0; i < trace->stream_classes->len; i++) { | |
95c09b3a | 1795 | /* bt_ctf_stream_class_serialize() logs details */ |
bc37ae52 JG |
1796 | err = bt_ctf_stream_class_serialize( |
1797 | trace->stream_classes->pdata[i], context); | |
1798 | if (err) { | |
95c09b3a | 1799 | /* bt_ctf_stream_class_serialize() logs errors */ |
bc37ae52 JG |
1800 | goto error; |
1801 | } | |
1802 | } | |
1803 | ||
1804 | metadata = context->string->str; | |
95c09b3a | 1805 | |
bc37ae52 JG |
1806 | error: |
1807 | g_string_free(context->string, err ? TRUE : FALSE); | |
1808 | g_string_free(context->field_name, TRUE); | |
1809 | g_free(context); | |
95c09b3a | 1810 | |
bc37ae52 JG |
1811 | end: |
1812 | return metadata; | |
1813 | } | |
1814 | ||
8a716c8d PP |
1815 | enum bt_ctf_byte_order bt_ctf_trace_get_native_byte_order( |
1816 | struct bt_ctf_trace *trace) | |
4ed90fb3 JG |
1817 | { |
1818 | enum bt_ctf_byte_order ret = BT_CTF_BYTE_ORDER_UNKNOWN; | |
1819 | ||
1820 | if (!trace) { | |
95c09b3a | 1821 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
4ed90fb3 JG |
1822 | goto end; |
1823 | } | |
1824 | ||
dc3fffef PP |
1825 | ret = trace->native_byte_order; |
1826 | ||
4ed90fb3 JG |
1827 | end: |
1828 | return ret; | |
1829 | } | |
1830 | ||
391c8f0d | 1831 | int bt_ctf_trace_set_native_byte_order(struct bt_ctf_trace *trace, |
bc37ae52 JG |
1832 | enum bt_ctf_byte_order byte_order) |
1833 | { | |
1834 | int ret = 0; | |
bc37ae52 | 1835 | |
95c09b3a PP |
1836 | if (!trace) { |
1837 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1838 | ret = -1; | |
1839 | goto end; | |
1840 | } | |
1841 | ||
1842 | if (trace->frozen) { | |
1843 | BT_LOGW("Invalid parameter: trace is frozen: " | |
1844 | "addr=%p, name=\"%s\"", | |
1845 | trace, bt_ctf_trace_get_name(trace)); | |
bc37ae52 JG |
1846 | ret = -1; |
1847 | goto end; | |
1848 | } | |
1849 | ||
dc3fffef PP |
1850 | if (byte_order != BT_CTF_BYTE_ORDER_LITTLE_ENDIAN && |
1851 | byte_order != BT_CTF_BYTE_ORDER_BIG_ENDIAN && | |
1852 | byte_order != BT_CTF_BYTE_ORDER_NETWORK) { | |
95c09b3a PP |
1853 | BT_LOGW("Invalid parameter: invalid byte order: " |
1854 | "addr=%p, name=\"%s\", bo=%s", | |
1855 | trace, bt_ctf_trace_get_name(trace), | |
1856 | bt_ctf_byte_order_string(byte_order)); | |
bc37ae52 JG |
1857 | ret = -1; |
1858 | goto end; | |
1859 | } | |
1860 | ||
dc3fffef | 1861 | trace->native_byte_order = byte_order; |
95c09b3a PP |
1862 | BT_LOGV("Set trace's native byte order: " |
1863 | "addr=%p, name=\"%s\", bo=%s", | |
1864 | trace, bt_ctf_trace_get_name(trace), | |
1865 | bt_ctf_byte_order_string(byte_order)); | |
dc3fffef | 1866 | |
bc37ae52 JG |
1867 | end: |
1868 | return ret; | |
1869 | } | |
1870 | ||
d246b111 JG |
1871 | struct bt_ctf_field_type *bt_ctf_trace_get_packet_header_type( |
1872 | struct bt_ctf_trace *trace) | |
1873 | { | |
1874 | struct bt_ctf_field_type *field_type = NULL; | |
1875 | ||
1876 | if (!trace) { | |
95c09b3a | 1877 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
d246b111 JG |
1878 | goto end; |
1879 | } | |
1880 | ||
83509119 | 1881 | bt_get(trace->packet_header_type); |
d246b111 JG |
1882 | field_type = trace->packet_header_type; |
1883 | end: | |
1884 | return field_type; | |
1885 | } | |
1886 | ||
1887 | int bt_ctf_trace_set_packet_header_type(struct bt_ctf_trace *trace, | |
1888 | struct bt_ctf_field_type *packet_header_type) | |
1889 | { | |
1890 | int ret = 0; | |
1891 | ||
95c09b3a PP |
1892 | if (!trace) { |
1893 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1894 | ret = -1; | |
1895 | goto end; | |
1896 | } | |
1897 | ||
1898 | if (trace->frozen) { | |
1899 | BT_LOGW("Invalid parameter: trace is frozen: " | |
1900 | "addr=%p, name=\"%s\"", | |
1901 | trace, bt_ctf_trace_get_name(trace)); | |
d246b111 JG |
1902 | ret = -1; |
1903 | goto end; | |
1904 | } | |
1905 | ||
835b2d10 JG |
1906 | /* packet_header_type must be a structure. */ |
1907 | if (packet_header_type && | |
95c09b3a PP |
1908 | !bt_ctf_field_type_is_structure(packet_header_type)) { |
1909 | BT_LOGW("Invalid parameter: packet header field type must be a structure field type if it exists: " | |
1910 | "addr=%p, name=\"%s\", ft-addr=%p, ft-id=%s", | |
1911 | trace, bt_ctf_trace_get_name(trace), | |
1912 | packet_header_type, | |
1913 | bt_ctf_field_type_id_string(packet_header_type->id)); | |
d246b111 JG |
1914 | ret = -1; |
1915 | goto end; | |
1916 | } | |
1917 | ||
83509119 | 1918 | bt_put(trace->packet_header_type); |
835b2d10 | 1919 | trace->packet_header_type = bt_get(packet_header_type); |
95c09b3a PP |
1920 | BT_LOGV("Set trace's packet header field type: " |
1921 | "addr=%p, name=\"%s\", packet-context-ft-addr=%p", | |
1922 | trace, bt_ctf_trace_get_name(trace), packet_header_type); | |
d246b111 JG |
1923 | end: |
1924 | return ret; | |
1925 | } | |
1926 | ||
8bf65fbd | 1927 | static |
544d0515 | 1928 | int64_t get_stream_class_count(void *element) |
8bf65fbd JG |
1929 | { |
1930 | return bt_ctf_trace_get_stream_class_count( | |
1931 | (struct bt_ctf_trace *) element); | |
1932 | } | |
1933 | ||
1934 | static | |
1935 | void *get_stream_class(void *element, int i) | |
1936 | { | |
9ac68eb1 | 1937 | return bt_ctf_trace_get_stream_class_by_index( |
8bf65fbd JG |
1938 | (struct bt_ctf_trace *) element, i); |
1939 | } | |
1940 | ||
1941 | static | |
d9a13d86 | 1942 | int visit_stream_class(void *object, bt_ctf_visitor visitor,void *data) |
8bf65fbd | 1943 | { |
d9a13d86 | 1944 | return bt_ctf_stream_class_visit(object, visitor, data); |
8bf65fbd JG |
1945 | } |
1946 | ||
1947 | int bt_ctf_trace_visit(struct bt_ctf_trace *trace, | |
d9a13d86 | 1948 | bt_ctf_visitor visitor, void *data) |
8bf65fbd JG |
1949 | { |
1950 | int ret; | |
d9a13d86 PP |
1951 | struct bt_ctf_object obj = |
1952 | { .object = trace, .type = BT_CTF_OBJECT_TYPE_TRACE }; | |
8bf65fbd | 1953 | |
95c09b3a PP |
1954 | if (!trace) { |
1955 | BT_LOGW_STR("Invalid parameter: trace is NULL."); | |
1956 | ret = -1; | |
1957 | goto end; | |
1958 | } | |
1959 | ||
1960 | if (!visitor) { | |
1961 | BT_LOGW_STR("Invalid parameter: visitor is NULL."); | |
8bf65fbd JG |
1962 | ret = -1; |
1963 | goto end; | |
1964 | } | |
1965 | ||
95c09b3a PP |
1966 | BT_LOGV("Visiting trace: addr=%p, name=\"%s\"", |
1967 | trace, bt_ctf_trace_get_name(trace)); | |
d9a13d86 | 1968 | ret = visitor_helper(&obj, get_stream_class_count, |
8bf65fbd JG |
1969 | get_stream_class, visit_stream_class, visitor, data); |
1970 | end: | |
1971 | return ret; | |
1972 | } | |
1973 | ||
1974 | static | |
d9a13d86 | 1975 | int invoke_listener(struct bt_ctf_object *object, void *data) |
8bf65fbd | 1976 | { |
9b888ff3 | 1977 | struct listener_wrapper *listener_wrapper = data; |
8bf65fbd | 1978 | |
d9a13d86 | 1979 | listener_wrapper->listener(object, listener_wrapper->data); |
9b888ff3 | 1980 | return 0; |
8bf65fbd JG |
1981 | } |
1982 | ||
95c09b3a | 1983 | // TODO: add logging to this function once we use it internally. |
50ad4244 JG |
1984 | int bt_ctf_trace_add_listener(struct bt_ctf_trace *trace, |
1985 | bt_ctf_listener_cb listener, void *listener_data) | |
2204c381 JG |
1986 | { |
1987 | int ret = 0; | |
50ad4244 JG |
1988 | struct listener_wrapper *listener_wrapper = |
1989 | g_new0(struct listener_wrapper, 1); | |
2204c381 | 1990 | |
50ad4244 | 1991 | if (!trace || !listener || !listener_wrapper) { |
2204c381 JG |
1992 | ret = -1; |
1993 | goto error; | |
1994 | } | |
1995 | ||
50ad4244 JG |
1996 | listener_wrapper->listener = listener; |
1997 | listener_wrapper->data = listener_data; | |
8bf65fbd | 1998 | |
50ad4244 | 1999 | /* Visit the current schema. */ |
9b888ff3 | 2000 | ret = bt_ctf_trace_visit(trace, invoke_listener, listener_wrapper); |
8bf65fbd JG |
2001 | if (ret) { |
2002 | goto error; | |
2003 | } | |
2004 | ||
50ad4244 JG |
2005 | /* |
2006 | * Add listener to the array of callbacks which will be invoked on | |
2007 | * schema changes. | |
2008 | */ | |
2009 | g_ptr_array_add(trace->listeners, listener_wrapper); | |
2204c381 JG |
2010 | return ret; |
2011 | error: | |
50ad4244 | 2012 | g_free(listener_wrapper); |
2204c381 JG |
2013 | return ret; |
2014 | } | |
2015 | ||
bc37ae52 | 2016 | BT_HIDDEN |
d9a13d86 | 2017 | int bt_ctf_trace_object_modification(struct bt_ctf_object *object, |
9b888ff3 JG |
2018 | void *trace_ptr) |
2019 | { | |
2020 | size_t i; | |
2021 | struct bt_ctf_trace *trace = trace_ptr; | |
2022 | ||
2023 | assert(trace); | |
d9a13d86 | 2024 | assert(object); |
9b888ff3 JG |
2025 | |
2026 | if (trace->listeners->len == 0) { | |
2027 | goto end; | |
2028 | } | |
2029 | ||
2030 | for (i = 0; i < trace->listeners->len; i++) { | |
2031 | struct listener_wrapper *listener = | |
2032 | g_ptr_array_index(trace->listeners, i); | |
2033 | ||
d9a13d86 | 2034 | listener->listener(object, listener->data); |
9b888ff3 JG |
2035 | } |
2036 | end: | |
2037 | return 0; | |
2038 | } | |
2039 | ||
2040 | BT_HIDDEN | |
bc37ae52 JG |
2041 | struct bt_ctf_field_type *get_field_type(enum field_type_alias alias) |
2042 | { | |
a25e0d14 | 2043 | int ret; |
bc37ae52 | 2044 | unsigned int alignment, size; |
8bdcb82e | 2045 | struct bt_ctf_field_type *field_type = NULL; |
bc37ae52 JG |
2046 | |
2047 | if (alias >= NR_FIELD_TYPE_ALIAS) { | |
8bdcb82e | 2048 | goto end; |
bc37ae52 JG |
2049 | } |
2050 | ||
2051 | alignment = field_type_aliases_alignments[alias]; | |
2052 | size = field_type_aliases_sizes[alias]; | |
2053 | field_type = bt_ctf_field_type_integer_create(size); | |
a25e0d14 JG |
2054 | ret = bt_ctf_field_type_set_alignment(field_type, alignment); |
2055 | if (ret) { | |
2056 | BT_PUT(field_type); | |
2057 | } | |
8bdcb82e | 2058 | end: |
bc37ae52 JG |
2059 | return field_type; |
2060 | } | |
2061 | ||
f67f3a6e | 2062 | static |
09840de5 | 2063 | void bt_ctf_trace_freeze(struct bt_ctf_trace *trace) |
f67f3a6e | 2064 | { |
6474e016 PP |
2065 | int i; |
2066 | ||
95c09b3a PP |
2067 | if (trace->frozen) { |
2068 | return; | |
2069 | } | |
2070 | ||
2071 | BT_LOGD("Freezing trace: addr=%p, name=\"%s\"", | |
2072 | trace, bt_ctf_trace_get_name(trace)); | |
2073 | BT_LOGD_STR("Freezing packet header field type."); | |
09840de5 | 2074 | bt_ctf_field_type_freeze(trace->packet_header_type); |
95c09b3a | 2075 | BT_LOGD_STR("Freezing environment attributes."); |
f67f3a6e | 2076 | bt_ctf_attributes_freeze(trace->environment); |
6474e016 | 2077 | |
95c09b3a PP |
2078 | if (trace->clocks->len > 0) { |
2079 | BT_LOGD_STR("Freezing clock classes."); | |
2080 | } | |
2081 | ||
6474e016 | 2082 | for (i = 0; i < trace->clocks->len; i++) { |
ac0c6bdd | 2083 | struct bt_ctf_clock_class *clock_class = |
6474e016 PP |
2084 | g_ptr_array_index(trace->clocks, i); |
2085 | ||
ac0c6bdd | 2086 | bt_ctf_clock_class_freeze(clock_class); |
6474e016 PP |
2087 | } |
2088 | ||
f67f3a6e JG |
2089 | trace->frozen = 1; |
2090 | } | |
2091 | ||
c55a9f58 | 2092 | bt_bool bt_ctf_trace_is_static(struct bt_ctf_trace *trace) |
5acf2ae6 | 2093 | { |
c55a9f58 | 2094 | bt_bool is_static = BT_FALSE; |
5acf2ae6 PP |
2095 | |
2096 | if (!trace) { | |
95c09b3a | 2097 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
5acf2ae6 PP |
2098 | goto end; |
2099 | } | |
2100 | ||
2101 | is_static = trace->is_static; | |
2102 | ||
2103 | end: | |
2104 | return is_static; | |
2105 | } | |
2106 | ||
2107 | int bt_ctf_trace_set_is_static(struct bt_ctf_trace *trace) | |
2108 | { | |
2109 | int ret = 0; | |
2110 | ||
2111 | if (!trace) { | |
95c09b3a | 2112 | BT_LOGW_STR("Invalid parameter: trace is NULL."); |
5acf2ae6 PP |
2113 | ret = -1; |
2114 | goto end; | |
2115 | } | |
2116 | ||
c55a9f58 | 2117 | trace->is_static = BT_TRUE; |
5acf2ae6 | 2118 | bt_ctf_trace_freeze(trace); |
95c09b3a PP |
2119 | BT_LOGV("Set trace static: addr=%p, name=\"%s\"", |
2120 | trace, bt_ctf_trace_get_name(trace)); | |
5acf2ae6 PP |
2121 | |
2122 | end: | |
2123 | return ret; | |
2124 | } |