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553c4bab PP |
1 | /* |
2 | * Copyright (c) 2019 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
23 | #define BT_LOG_TAG "LIB/ERROR" | |
24 | #include "lib/logging.h" | |
25 | ||
26 | #include <stdlib.h> | |
27 | #include <stdint.h> | |
4fa90f32 | 28 | #include <babeltrace2/babeltrace.h> |
553c4bab PP |
29 | |
30 | #include "error.h" | |
31 | #include "graph/message/iterator.h" | |
32 | #include "graph/component.h" | |
33 | #include "graph/component-class.h" | |
34 | #include "common/assert.h" | |
35 | #include "lib/assert-pre.h" | |
36 | #include "lib/func-status.h" | |
37 | ||
38 | #define BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(_cause, _exp_type) \ | |
39 | BT_ASSERT_PRE(((const struct bt_error_cause *) (_cause))->actor_type == _exp_type, \ | |
40 | "Unexpected error cause's actor type: type=%s, exp-type=%s", \ | |
41 | bt_error_cause_actor_type_string(((const struct bt_error_cause *) (_cause))->actor_type), \ | |
42 | bt_error_cause_actor_type_string(_exp_type)) | |
43 | ||
44 | static | |
45 | void fini_component_class_id( | |
46 | struct bt_error_cause_component_class_id *comp_class_id) | |
47 | { | |
48 | BT_ASSERT(comp_class_id); | |
49 | ||
50 | if (comp_class_id->name) { | |
51 | g_string_free(comp_class_id->name, TRUE); | |
52 | comp_class_id->name = NULL; | |
53 | } | |
54 | ||
55 | if (comp_class_id->plugin_name) { | |
56 | g_string_free(comp_class_id->plugin_name, TRUE); | |
57 | comp_class_id->plugin_name = NULL; | |
58 | } | |
59 | } | |
60 | ||
61 | static | |
62 | void fini_error_cause(struct bt_error_cause *cause) | |
63 | { | |
64 | BT_ASSERT(cause); | |
65 | BT_LIB_LOGD("Finalizing error cause: %!+r", cause); | |
66 | ||
67 | if (cause->module_name) { | |
68 | g_string_free(cause->module_name, TRUE); | |
69 | cause->module_name = NULL; | |
70 | } | |
71 | ||
72 | if (cause->file_name) { | |
73 | g_string_free(cause->file_name, TRUE); | |
74 | cause->file_name = NULL; | |
75 | } | |
76 | ||
77 | if (cause->message) { | |
78 | g_string_free(cause->message, TRUE); | |
79 | cause->message = NULL; | |
80 | } | |
81 | } | |
82 | ||
83 | static | |
84 | void destroy_error_cause(struct bt_error_cause *cause) | |
85 | { | |
86 | if (!cause) { | |
87 | goto end; | |
88 | } | |
89 | ||
90 | BT_LIB_LOGD("Destroying error cause: %!+r", cause); | |
91 | ||
92 | switch (cause->actor_type) { | |
93 | case BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT: | |
94 | { | |
95 | struct bt_error_cause_component_actor *spec_cause = | |
96 | (void *) cause; | |
97 | ||
98 | if (spec_cause->comp_name) { | |
99 | g_string_free(spec_cause->comp_name, TRUE); | |
100 | spec_cause->comp_name = NULL; | |
101 | } | |
102 | ||
103 | fini_component_class_id(&spec_cause->comp_class_id); | |
104 | break; | |
105 | } | |
106 | case BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT_CLASS: | |
107 | { | |
108 | struct bt_error_cause_component_class_actor *spec_cause = | |
109 | (void *) cause; | |
110 | ||
111 | fini_component_class_id(&spec_cause->comp_class_id); | |
112 | break; | |
113 | } | |
114 | case BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR: | |
115 | { | |
116 | struct bt_error_cause_message_iterator_actor *spec_cause = | |
117 | (void *) cause; | |
118 | ||
119 | if (spec_cause->comp_name) { | |
120 | g_string_free(spec_cause->comp_name, TRUE); | |
121 | spec_cause->comp_name = NULL; | |
122 | } | |
123 | ||
124 | if (spec_cause->output_port_name) { | |
125 | g_string_free(spec_cause->output_port_name, TRUE); | |
126 | spec_cause->output_port_name = NULL; | |
127 | } | |
128 | ||
129 | fini_component_class_id(&spec_cause->comp_class_id); | |
130 | break; | |
131 | } | |
132 | default: | |
133 | break; | |
134 | } | |
135 | ||
136 | fini_error_cause(cause); | |
137 | g_free(cause); | |
138 | ||
139 | end: | |
140 | return; | |
141 | } | |
142 | ||
143 | static | |
144 | int init_error_cause(struct bt_error_cause *cause, | |
145 | enum bt_error_cause_actor_type actor_type) | |
146 | { | |
147 | int ret = 0; | |
148 | ||
149 | BT_ASSERT(cause); | |
150 | BT_LIB_LOGD("Initializing error cause: %!+r", cause); | |
151 | cause->actor_type = actor_type; | |
152 | cause->module_name = g_string_new(NULL); | |
153 | if (!cause->module_name) { | |
154 | BT_LOGE_STR("Failed to allocate one GString."); | |
155 | ret = -1; | |
156 | goto end; | |
157 | } | |
158 | ||
159 | cause->message = g_string_new(NULL); | |
160 | if (!cause->message) { | |
161 | BT_LOGE_STR("Failed to allocate one GString."); | |
162 | ret = -1; | |
163 | goto end; | |
164 | } | |
165 | ||
166 | cause->file_name = g_string_new(NULL); | |
167 | if (!cause->file_name) { | |
168 | BT_LOGE_STR("Failed to allocate one GString."); | |
169 | ret = -1; | |
170 | goto end; | |
171 | } | |
172 | ||
173 | BT_LIB_LOGD("Initialized error cause: %!+r", cause); | |
174 | ||
175 | end: | |
176 | return ret; | |
177 | } | |
178 | ||
179 | static | |
180 | int init_component_class_id( | |
181 | struct bt_error_cause_component_class_id *comp_class_id, | |
182 | struct bt_component_class *comp_cls) | |
183 | { | |
184 | int ret = 0; | |
185 | ||
186 | BT_ASSERT(comp_class_id); | |
187 | comp_class_id->type = comp_cls->type; | |
188 | comp_class_id->name = g_string_new(comp_cls->name->str); | |
189 | if (!comp_class_id->name) { | |
190 | BT_LOGE_STR("Failed to allocate one GString."); | |
191 | ret = -1; | |
192 | goto end; | |
193 | } | |
194 | ||
195 | comp_class_id->plugin_name = g_string_new(comp_cls->plugin_name->str); | |
196 | if (!comp_class_id->plugin_name) { | |
197 | BT_LOGE_STR("Failed to allocate one GString."); | |
198 | ret = -1; | |
199 | goto end; | |
200 | } | |
201 | ||
202 | end: | |
203 | return ret; | |
204 | } | |
205 | ||
206 | static | |
207 | void set_error_cause_props(struct bt_error_cause *cause, | |
208 | const char *file_name, uint64_t line_no) | |
209 | { | |
210 | BT_ASSERT(cause); | |
211 | g_string_assign(cause->file_name, file_name); | |
212 | cause->line_no = line_no; | |
213 | } | |
214 | ||
215 | static | |
216 | struct bt_error_cause *create_error_cause(const char *module_name, | |
217 | const char *file_name, uint64_t line_no) | |
218 | { | |
219 | struct bt_error_cause *cause = g_new0(struct bt_error_cause, 1); | |
220 | int ret; | |
221 | ||
222 | BT_LOGD_STR("Creating error cause (unknown actor)."); | |
223 | ||
224 | if (!cause) { | |
225 | BT_LOGE_STR("Failed to allocate one error cause."); | |
226 | goto error; | |
227 | } | |
228 | ||
229 | ret = init_error_cause(cause, BT_ERROR_CAUSE_ACTOR_TYPE_UNKNOWN); | |
230 | if (ret) { | |
231 | goto error; | |
232 | } | |
233 | ||
234 | g_string_assign(cause->module_name, module_name); | |
235 | set_error_cause_props(cause, file_name, line_no); | |
236 | BT_LIB_LOGD("Created error cause: %!+r", cause); | |
237 | goto end; | |
238 | ||
239 | error: | |
240 | destroy_error_cause(cause); | |
241 | cause = NULL; | |
242 | ||
243 | end: | |
244 | return cause; | |
245 | } | |
246 | ||
247 | static | |
248 | void append_component_class_id_str(GString *str, | |
249 | struct bt_error_cause_component_class_id *comp_class_id) | |
250 | { | |
251 | const char *type_str = NULL; | |
252 | ||
253 | switch (comp_class_id->type) { | |
254 | case BT_COMPONENT_CLASS_TYPE_SOURCE: | |
255 | type_str = "src"; | |
256 | break; | |
257 | case BT_COMPONENT_CLASS_TYPE_FILTER: | |
258 | type_str = "flt"; | |
259 | break; | |
260 | case BT_COMPONENT_CLASS_TYPE_SINK: | |
261 | type_str = "sink"; | |
262 | break; | |
263 | default: | |
264 | abort(); | |
265 | } | |
266 | ||
267 | if (comp_class_id->plugin_name->len > 0) { | |
268 | g_string_append_printf(str, "%s.%s.%s", | |
269 | type_str, comp_class_id->plugin_name->str, | |
270 | comp_class_id->name->str); | |
271 | } else { | |
272 | g_string_append_printf(str, "%s.%s", | |
273 | type_str, comp_class_id->name->str); | |
274 | } | |
275 | } | |
276 | ||
277 | static | |
278 | struct bt_error_cause_component_actor *create_error_cause_component_actor( | |
279 | struct bt_component *comp, const char *file_name, | |
280 | uint64_t line_no) | |
281 | { | |
282 | struct bt_error_cause_component_actor *cause = | |
283 | g_new0(struct bt_error_cause_component_actor, 1); | |
284 | int ret; | |
285 | ||
286 | BT_LOGD_STR("Creating error cause object (component actor)."); | |
287 | ||
288 | if (!cause) { | |
289 | goto error; | |
290 | } | |
291 | ||
292 | ret = init_error_cause(&cause->base, | |
293 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT); | |
294 | if (ret) { | |
295 | goto error; | |
296 | } | |
297 | ||
298 | set_error_cause_props(&cause->base, file_name, line_no); | |
299 | cause->comp_name = g_string_new(comp->name->str); | |
300 | if (!cause->comp_name) { | |
301 | BT_LOGE_STR("Failed to allocate one GString."); | |
302 | goto error; | |
303 | } | |
304 | ||
305 | ret = init_component_class_id(&cause->comp_class_id, comp->class); | |
306 | if (ret) { | |
307 | goto error; | |
308 | } | |
309 | ||
310 | g_string_append_printf(cause->base.module_name, "%s: ", | |
311 | comp->name->str); | |
312 | append_component_class_id_str(cause->base.module_name, | |
313 | &cause->comp_class_id); | |
314 | BT_LIB_LOGD("Created error cause object: %!+r", cause); | |
315 | goto end; | |
316 | ||
317 | error: | |
318 | destroy_error_cause(&cause->base); | |
319 | cause = NULL; | |
320 | ||
321 | end: | |
322 | return cause; | |
323 | } | |
324 | ||
325 | static | |
326 | struct bt_error_cause_component_class_actor * | |
327 | create_error_cause_component_class_actor(struct bt_component_class *comp_cls, | |
328 | const char *file_name, uint64_t line_no) | |
329 | { | |
330 | struct bt_error_cause_component_class_actor *cause = | |
331 | g_new0(struct bt_error_cause_component_class_actor, 1); | |
332 | int ret; | |
333 | ||
334 | BT_LOGD_STR("Creating error cause object (component class actor)."); | |
335 | ||
336 | if (!cause) { | |
337 | BT_LOGE_STR("Failed to allocate one error cause object."); | |
338 | goto error; | |
339 | } | |
340 | ||
341 | ret = init_error_cause(&cause->base, | |
342 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT_CLASS); | |
343 | if (ret) { | |
344 | goto error; | |
345 | } | |
346 | ||
347 | set_error_cause_props(&cause->base, file_name, line_no); | |
348 | ret = init_component_class_id(&cause->comp_class_id, comp_cls); | |
349 | if (ret) { | |
350 | goto error; | |
351 | } | |
352 | ||
353 | append_component_class_id_str(cause->base.module_name, | |
354 | &cause->comp_class_id); | |
355 | BT_LIB_LOGD("Created error cause object: %!+r", cause); | |
356 | goto end; | |
357 | ||
358 | error: | |
359 | destroy_error_cause(&cause->base); | |
360 | cause = NULL; | |
361 | ||
362 | end: | |
363 | return cause; | |
364 | } | |
365 | ||
7c7301d5 | 366 | static |
553c4bab PP |
367 | struct bt_error_cause_message_iterator_actor * |
368 | create_error_cause_message_iterator_actor(struct bt_message_iterator *iter, | |
369 | const char *file_name, uint64_t line_no) | |
370 | { | |
371 | struct bt_error_cause_message_iterator_actor *cause; | |
372 | struct bt_self_component_port_input_message_iterator *input_port_iter; | |
373 | int ret; | |
374 | ||
375 | BT_LOGD_STR("Creating error cause object (message iterator actor)."); | |
376 | ||
377 | /* | |
378 | * This can only be created from within a graph, from a user | |
379 | * message iterator, which is a self component port input | |
380 | * message iterator. | |
381 | */ | |
553c4bab PP |
382 | input_port_iter = (void *) iter; |
383 | cause = g_new0(struct bt_error_cause_message_iterator_actor, 1); | |
384 | if (!cause) { | |
385 | BT_LOGE_STR("Failed to allocate one error cause object."); | |
386 | goto error; | |
387 | } | |
388 | ||
389 | ret = init_error_cause(&cause->base, | |
390 | BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR); | |
391 | if (ret) { | |
392 | goto error; | |
393 | } | |
394 | ||
395 | set_error_cause_props(&cause->base, file_name, line_no); | |
396 | cause->comp_name = g_string_new( | |
397 | input_port_iter->upstream_component->name->str); | |
398 | if (!cause->comp_name) { | |
399 | BT_LOGE_STR("Failed to allocate one GString."); | |
400 | goto error; | |
401 | } | |
402 | ||
403 | cause->output_port_name = g_string_new( | |
404 | input_port_iter->upstream_port->name->str); | |
405 | if (!cause->output_port_name) { | |
406 | BT_LOGE_STR("Failed to allocate one GString."); | |
407 | goto error; | |
408 | } | |
409 | ||
410 | ret = init_component_class_id(&cause->comp_class_id, | |
411 | input_port_iter->upstream_component->class); | |
412 | if (ret) { | |
413 | goto error; | |
414 | } | |
415 | ||
416 | g_string_append_printf(cause->base.module_name, "%s (%s): ", | |
417 | input_port_iter->upstream_component->name->str, | |
418 | input_port_iter->upstream_port->name->str); | |
419 | append_component_class_id_str(cause->base.module_name, | |
420 | &cause->comp_class_id); | |
421 | BT_LIB_LOGD("Created error cause object: %!+r", cause); | |
422 | goto end; | |
423 | ||
424 | error: | |
425 | destroy_error_cause(&cause->base); | |
426 | cause = NULL; | |
427 | ||
428 | end: | |
429 | return cause; | |
430 | } | |
431 | ||
432 | BT_HIDDEN | |
433 | struct bt_error *bt_error_create(void) | |
434 | { | |
435 | struct bt_error *error; | |
436 | ||
437 | BT_LOGD_STR("Creating error object."); | |
438 | error = g_new0(struct bt_error, 1); | |
439 | if (!error) { | |
440 | BT_LOGE_STR("Failed to allocate one error object."); | |
441 | goto error; | |
442 | } | |
443 | ||
444 | error->causes = g_ptr_array_new_with_free_func( | |
445 | (GDestroyNotify) destroy_error_cause); | |
446 | if (!error->causes) { | |
447 | BT_LOGE_STR("Failed to allocate one GPtrArray."); | |
448 | goto error; | |
449 | } | |
450 | ||
451 | BT_LOGD("Created error object: addr=%p", error); | |
452 | goto end; | |
453 | ||
454 | error: | |
455 | bt_error_destroy(error); | |
456 | error = NULL; | |
457 | ||
458 | end: | |
459 | return error; | |
460 | } | |
461 | ||
462 | BT_HIDDEN | |
463 | void bt_error_destroy(struct bt_error *error) | |
464 | { | |
465 | if (!error) { | |
466 | goto end; | |
467 | } | |
468 | ||
469 | if (error->causes) { | |
470 | g_ptr_array_free(error->causes, TRUE); | |
471 | error->causes = NULL; | |
472 | } | |
473 | ||
474 | g_free(error); | |
475 | ||
476 | end: | |
477 | return; | |
478 | } | |
479 | ||
480 | BT_HIDDEN | |
481 | int bt_error_append_cause_from_unknown(struct bt_error *error, | |
482 | const char *module_name, const char *file_name, | |
483 | uint64_t line_no, const char *msg_fmt, va_list args) | |
484 | { | |
485 | struct bt_error_cause *cause = NULL; | |
486 | int status = BT_FUNC_STATUS_OK; | |
487 | ||
c77d03eb PP |
488 | BT_ASSERT(error); |
489 | BT_ASSERT(module_name); | |
490 | BT_ASSERT(file_name); | |
491 | BT_ASSERT(msg_fmt); | |
553c4bab PP |
492 | BT_LOGD("Appending error cause from unknown actor: " |
493 | "module-name=\"%s\", func-name=\"%s\", line-no=%" PRIu64, | |
494 | module_name, file_name, line_no); | |
495 | cause = create_error_cause(module_name, file_name, line_no); | |
496 | if (!cause) { | |
497 | /* create_error_cause() logs errors */ | |
498 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
499 | goto end; | |
500 | } | |
501 | ||
502 | g_string_append_vprintf(cause->message, msg_fmt, args); | |
503 | g_ptr_array_add(error->causes, cause); | |
504 | BT_LIB_LOGD("Appended error cause: %!+r", cause); | |
505 | cause = NULL; | |
506 | ||
507 | end: | |
508 | destroy_error_cause(cause); | |
509 | return status; | |
510 | } | |
511 | ||
512 | BT_HIDDEN | |
513 | int bt_error_append_cause_from_component( | |
514 | struct bt_error *error, bt_self_component *self_comp, | |
515 | const char *file_name, uint64_t line_no, | |
516 | const char *msg_fmt, va_list args) | |
517 | { | |
518 | struct bt_error_cause_component_actor *cause = NULL; | |
519 | int status = BT_FUNC_STATUS_OK; | |
520 | ||
c77d03eb PP |
521 | BT_ASSERT(error); |
522 | BT_ASSERT(self_comp); | |
523 | BT_ASSERT(file_name); | |
524 | BT_ASSERT(msg_fmt); | |
553c4bab PP |
525 | BT_LIB_LOGD("Appending error cause from component actor: %![comp-]+c", |
526 | self_comp); | |
527 | cause = create_error_cause_component_actor((void *) self_comp, | |
528 | file_name, line_no); | |
529 | if (!cause) { | |
530 | /* create_error_cause_component_actor() logs errors */ | |
531 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
532 | goto end; | |
533 | } | |
534 | ||
535 | g_string_append_vprintf(cause->base.message, msg_fmt, args); | |
536 | g_ptr_array_add(error->causes, cause); | |
537 | BT_LIB_LOGD("Appended error cause: %!+r", cause); | |
538 | cause = NULL; | |
539 | ||
540 | end: | |
541 | destroy_error_cause(&cause->base); | |
542 | return status; | |
543 | } | |
544 | ||
545 | BT_HIDDEN | |
546 | int bt_error_append_cause_from_component_class( | |
547 | struct bt_error *error, | |
548 | bt_self_component_class *self_comp_class, | |
549 | const char *file_name, uint64_t line_no, | |
550 | const char *msg_fmt, va_list args) | |
551 | { | |
552 | struct bt_error_cause_component_class_actor *cause = NULL; | |
553 | int status = BT_FUNC_STATUS_OK; | |
554 | ||
c77d03eb PP |
555 | BT_ASSERT(error); |
556 | BT_ASSERT(self_comp_class); | |
557 | BT_ASSERT(file_name); | |
558 | BT_ASSERT(msg_fmt); | |
553c4bab PP |
559 | BT_LIB_LOGD("Appending error cause from component class actor: " |
560 | "%![comp-cls-]+C", self_comp_class); | |
561 | cause = create_error_cause_component_class_actor( | |
562 | (void *) self_comp_class, file_name, line_no); | |
563 | if (!cause) { | |
564 | /* create_error_cause_component_class_actor() logs errors */ | |
565 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
566 | goto end; | |
567 | } | |
568 | ||
569 | g_string_append_vprintf(cause->base.message, msg_fmt, args); | |
570 | g_ptr_array_add(error->causes, cause); | |
571 | BT_LIB_LOGD("Appended error cause: %!+r", cause); | |
572 | cause = NULL; | |
573 | ||
574 | end: | |
575 | destroy_error_cause(&cause->base); | |
576 | return status; | |
577 | } | |
578 | ||
579 | BT_HIDDEN | |
580 | int bt_error_append_cause_from_message_iterator( | |
581 | struct bt_error *error, bt_self_message_iterator *self_iter, | |
582 | const char *file_name, uint64_t line_no, | |
583 | const char *msg_fmt, va_list args) | |
584 | { | |
585 | struct bt_error_cause_message_iterator_actor *cause = NULL; | |
586 | int status = BT_FUNC_STATUS_OK; | |
587 | ||
c77d03eb PP |
588 | BT_ASSERT(error); |
589 | BT_ASSERT(self_iter); | |
590 | BT_ASSERT(file_name); | |
591 | BT_ASSERT(msg_fmt); | |
553c4bab PP |
592 | BT_LIB_LOGD("Appending error cause from message iterator actor: " |
593 | "%![comp-]+i", self_iter); | |
594 | cause = create_error_cause_message_iterator_actor( | |
595 | (void *) self_iter, file_name, line_no); | |
596 | if (!cause) { | |
597 | /* create_error_cause_message_iterator_actor() logs errors */ | |
598 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
599 | goto end; | |
600 | } | |
601 | ||
602 | g_string_append_vprintf(cause->base.message, msg_fmt, args); | |
603 | g_ptr_array_add(error->causes, cause); | |
604 | BT_LIB_LOGD("Appended error cause: %!+r", cause); | |
605 | cause = NULL; | |
606 | ||
607 | end: | |
608 | destroy_error_cause(&cause->base); | |
609 | return status; | |
610 | } | |
611 | ||
612 | static | |
613 | uint64_t error_cause_count(const bt_error *error) | |
614 | { | |
615 | return error->causes ? error->causes->len : 0; | |
616 | } | |
617 | ||
618 | uint64_t bt_error_get_cause_count(const bt_error *error) | |
619 | { | |
620 | BT_ASSERT_PRE_NON_NULL(error, "Error"); | |
621 | return error_cause_count(error); | |
622 | } | |
623 | ||
624 | void bt_error_release(const struct bt_error *error) | |
625 | { | |
626 | BT_ASSERT_PRE_NON_NULL(error, "Error"); | |
627 | bt_error_destroy((void *) error); | |
628 | } | |
629 | ||
630 | const struct bt_error_cause *bt_error_borrow_cause_by_index( | |
631 | const bt_error *error, uint64_t index) | |
632 | { | |
633 | BT_ASSERT_PRE_NON_NULL(error, "Error"); | |
634 | BT_ASSERT_PRE_VALID_INDEX(index, error_cause_count(error)); | |
635 | return error->causes->pdata[index]; | |
636 | } | |
637 | ||
638 | enum bt_error_cause_actor_type bt_error_cause_get_actor_type( | |
639 | const struct bt_error_cause *cause) | |
640 | { | |
641 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
642 | return cause->actor_type; | |
643 | } | |
644 | ||
645 | const char *bt_error_cause_get_message(const struct bt_error_cause *cause) | |
646 | { | |
647 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
648 | return cause->message->str; | |
649 | } | |
650 | ||
651 | const char *bt_error_cause_get_module_name(const struct bt_error_cause *cause) | |
652 | { | |
653 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
654 | return cause->module_name->str; | |
655 | } | |
656 | ||
657 | const char *bt_error_cause_get_file_name(const struct bt_error_cause *cause) | |
658 | { | |
659 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
660 | return cause->file_name->str; | |
661 | } | |
662 | ||
663 | uint64_t bt_error_cause_get_line_number(const bt_error_cause *cause) | |
664 | { | |
665 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
666 | return cause->line_no; | |
667 | } | |
668 | ||
669 | const char *bt_error_cause_component_actor_get_component_name( | |
670 | const struct bt_error_cause *cause) | |
671 | { | |
672 | const struct bt_error_cause_component_actor *spec_cause = | |
673 | (const void *) cause; | |
674 | ||
675 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
676 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
677 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT); | |
678 | return spec_cause->comp_name->str; | |
679 | } | |
680 | ||
681 | bt_component_class_type bt_error_cause_component_actor_get_component_class_type( | |
682 | const struct bt_error_cause *cause) | |
683 | { | |
684 | const struct bt_error_cause_component_actor *spec_cause = | |
685 | (const void *) cause; | |
686 | ||
687 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
688 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
689 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT); | |
690 | return spec_cause->comp_class_id.type; | |
691 | } | |
692 | ||
693 | const char *bt_error_cause_component_actor_get_component_class_name( | |
694 | const struct bt_error_cause *cause) | |
695 | { | |
696 | const struct bt_error_cause_component_actor *spec_cause = | |
697 | (const void *) cause; | |
698 | ||
699 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
700 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
701 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT); | |
702 | return spec_cause->comp_class_id.name->str; | |
703 | } | |
704 | ||
705 | const char *bt_error_cause_component_actor_get_plugin_name( | |
706 | const struct bt_error_cause *cause) | |
707 | { | |
708 | const struct bt_error_cause_component_actor *spec_cause = | |
709 | (const void *) cause; | |
710 | ||
711 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
712 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
713 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT); | |
714 | return spec_cause->comp_class_id.plugin_name->len > 0 ? | |
715 | spec_cause->comp_class_id.plugin_name->str : NULL; | |
716 | } | |
717 | ||
718 | bt_component_class_type | |
719 | bt_error_cause_component_class_actor_get_component_class_type( | |
720 | const struct bt_error_cause *cause) | |
721 | { | |
722 | const struct bt_error_cause_component_class_actor *spec_cause = | |
723 | (const void *) cause; | |
724 | ||
725 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
726 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
727 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT_CLASS); | |
728 | return spec_cause->comp_class_id.type; | |
729 | } | |
730 | ||
731 | const char *bt_error_cause_component_class_actor_get_component_class_name( | |
732 | const struct bt_error_cause *cause) | |
733 | { | |
734 | const struct bt_error_cause_component_class_actor *spec_cause = | |
735 | (const void *) cause; | |
736 | ||
737 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
738 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
739 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT_CLASS); | |
740 | return spec_cause->comp_class_id.name->str; | |
741 | } | |
742 | ||
743 | const char *bt_error_cause_component_class_actor_get_plugin_name( | |
744 | const struct bt_error_cause *cause) | |
745 | { | |
746 | const struct bt_error_cause_component_class_actor *spec_cause = | |
747 | (const void *) cause; | |
748 | ||
749 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
750 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
751 | BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT_CLASS); | |
752 | return spec_cause->comp_class_id.plugin_name->len > 0 ? | |
753 | spec_cause->comp_class_id.plugin_name->str : NULL; | |
754 | } | |
755 | ||
756 | const char *bt_error_cause_message_iterator_actor_get_component_name( | |
757 | const struct bt_error_cause *cause) | |
758 | { | |
759 | const struct bt_error_cause_message_iterator_actor *spec_cause = | |
760 | (const void *) cause; | |
761 | ||
762 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
763 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
764 | BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR); | |
765 | return spec_cause->comp_name->str; | |
766 | } | |
767 | ||
768 | const char * | |
769 | bt_error_cause_message_iterator_actor_get_component_output_port_name( | |
770 | const struct bt_error_cause *cause) | |
771 | { | |
772 | const struct bt_error_cause_message_iterator_actor *spec_cause = | |
773 | (const void *) cause; | |
774 | ||
775 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
776 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
777 | BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR); | |
778 | return spec_cause->output_port_name->str; | |
779 | } | |
780 | ||
781 | bt_component_class_type | |
782 | bt_error_cause_message_iterator_actor_get_component_class_type( | |
783 | const struct bt_error_cause *cause) | |
784 | { | |
785 | const struct bt_error_cause_message_iterator_actor *spec_cause = | |
786 | (const void *) cause; | |
787 | ||
788 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
789 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
790 | BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR); | |
791 | return spec_cause->comp_class_id.type; | |
792 | } | |
793 | ||
794 | const char *bt_error_cause_message_iterator_actor_get_component_class_name( | |
795 | const struct bt_error_cause *cause) | |
796 | { | |
797 | const struct bt_error_cause_message_iterator_actor *spec_cause = | |
798 | (const void *) cause; | |
799 | ||
800 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
801 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
802 | BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR); | |
803 | return spec_cause->comp_class_id.name->str; | |
804 | } | |
805 | ||
806 | const char *bt_error_cause_message_iterator_actor_get_plugin_name( | |
807 | const struct bt_error_cause *cause) | |
808 | { | |
809 | const struct bt_error_cause_message_iterator_actor *spec_cause = | |
810 | (const void *) cause; | |
811 | ||
812 | BT_ASSERT_PRE_NON_NULL(cause, "Error cause"); | |
813 | BT_ASSERT_PRE_CAUSE_HAS_ACTOR_TYPE(cause, | |
814 | BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR); | |
815 | return spec_cause->comp_class_id.plugin_name->len > 0 ? | |
816 | spec_cause->comp_class_id.plugin_name->str : NULL; | |
817 | } |