Commit | Line | Data |
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4f45f9bb JD |
1 | /* |
2 | * Babeltrace - Debug Information State Tracker | |
3 | * | |
4 | * Copyright (c) 2015 EfficiOS Inc. and Linux Foundation | |
5 | * Copyright (c) 2015 Philippe Proulx <pproulx@efficios.com> | |
6 | * Copyright (c) 2015 Antoine Busque <abusque@efficios.com> | |
7 | * Copyright (c) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
58f6d595 | 8 | * Copyright (c) 2019 Francis Deslauriers <francis.deslauriers@efficios.com> |
4f45f9bb JD |
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 | ||
475e740e | 29 | #define BT_COMP_LOG_SELF_COMP self_comp |
a07aba4f | 30 | #define BT_LOG_OUTPUT_LEVEL log_level |
b03487ab | 31 | #define BT_LOG_TAG "PLUGIN/FLT.LTTNG-UTILS.DEBUG-INFO" |
475e740e | 32 | #include "plugins/comp-logging.h" |
f4f9e43b | 33 | |
4f45f9bb | 34 | #include <glib.h> |
58f6d595 | 35 | |
57952005 MJ |
36 | #include "common/assert.h" |
37 | #include "common/common.h" | |
38 | #include "fd-cache/fd-cache.h" | |
58f6d595 | 39 | |
4f45f9bb | 40 | #include "bin-info.h" |
58f6d595 FD |
41 | #include "debug-info.h" |
42 | #include "trace-ir-data-copy.h" | |
43 | #include "trace-ir-mapping.h" | |
44 | #include "trace-ir-metadata-copy.h" | |
4f45f9bb | 45 | #include "utils.h" |
58f6d595 FD |
46 | |
47 | #define DEFAULT_DEBUG_INFO_FIELD_NAME "debug_info" | |
48 | #define LTTNG_UST_STATEDUMP_PREFIX "lttng_ust" | |
49 | #define VPID_FIELD_NAME "vpid" | |
50 | #define IP_FIELD_NAME "ip" | |
51 | #define BADDR_FIELD_NAME "baddr" | |
52 | #define CRC32_FIELD_NAME "crc" | |
53 | #define BUILD_ID_FIELD_NAME "build_id" | |
54 | #define FILENAME_FIELD_NAME "filename" | |
55 | #define IS_PIC_FIELD_NAME "is_pic" | |
56 | #define MEMSZ_FIELD_NAME "memsz" | |
57 | #define PATH_FIELD_NAME "path" | |
58 | ||
59 | struct debug_info_component { | |
a07aba4f | 60 | bt_logging_level log_level; |
475e740e | 61 | bt_self_component *self_comp; |
2638950d FD |
62 | gchar *arg_debug_dir; |
63 | gchar *arg_debug_info_field_name; | |
64 | gchar *arg_target_prefix; | |
65 | bt_bool arg_full_path; | |
58f6d595 FD |
66 | }; |
67 | ||
68 | struct debug_info_msg_iter { | |
a07aba4f | 69 | bt_logging_level log_level; |
58f6d595 FD |
70 | struct debug_info_component *debug_info_component; |
71 | bt_self_message_iterator *input_iterator; | |
72 | bt_self_component *self_comp; | |
73 | bt_self_component_port_input_message_iterator *msg_iter; | |
74 | ||
75 | struct trace_ir_maps *ir_maps; | |
76 | /* in_trace -> debug_info_mapping. */ | |
77 | GHashTable *debug_info_map; | |
8d7183bd FD |
78 | |
79 | struct bt_fd_cache fd_cache; | |
58f6d595 FD |
80 | }; |
81 | ||
82 | struct debug_info_source { | |
83 | /* Strings are owned by debug_info_source. */ | |
2638950d | 84 | gchar *func; |
58f6d595 FD |
85 | /* |
86 | * Store the line number as a string so that the allocation and | |
87 | * conversion to string is only done once. | |
88 | */ | |
2638950d FD |
89 | gchar *line_no; |
90 | gchar *src_path; | |
58f6d595 | 91 | /* short_src_path points inside src_path, no need to free. */ |
2638950d FD |
92 | const gchar *short_src_path; |
93 | gchar *bin_path; | |
58f6d595 | 94 | /* short_bin_path points inside bin_path, no need to free. */ |
2638950d | 95 | const gchar *short_bin_path; |
58f6d595 FD |
96 | /* |
97 | * Location within the binary. Either absolute (@0x1234) or | |
98 | * relative (+0x4321). | |
99 | */ | |
2638950d | 100 | gchar *bin_loc; |
58f6d595 | 101 | }; |
4f45f9bb JD |
102 | |
103 | struct proc_debug_info_sources { | |
104 | /* | |
105 | * Hash table: base address (pointer to uint64_t) to bin info; owned by | |
106 | * proc_debug_info_sources. | |
107 | */ | |
108 | GHashTable *baddr_to_bin_info; | |
109 | ||
110 | /* | |
111 | * Hash table: IP (pointer to uint64_t) to (struct debug_info_source *); | |
112 | * owned by proc_debug_info_sources. | |
113 | */ | |
114 | GHashTable *ip_to_debug_info_src; | |
115 | }; | |
116 | ||
117 | struct debug_info { | |
a07aba4f | 118 | bt_logging_level log_level; |
475e740e | 119 | bt_self_component *self_comp; |
9d325e17 | 120 | struct debug_info_component *comp; |
58f6d595 FD |
121 | const bt_trace *input_trace; |
122 | uint64_t destruction_listener_id; | |
9d325e17 | 123 | |
4f45f9bb JD |
124 | /* |
125 | * Hash table of VPIDs (pointer to int64_t) to | |
c8f0ea4f | 126 | * (struct proc_debug_info_sources*); owned by debug_info. |
4f45f9bb JD |
127 | */ |
128 | GHashTable *vpid_to_proc_dbg_info_src; | |
129 | GQuark q_statedump_bin_info; | |
130 | GQuark q_statedump_debug_link; | |
131 | GQuark q_statedump_build_id; | |
132 | GQuark q_statedump_start; | |
133 | GQuark q_dl_open; | |
134 | GQuark q_lib_load; | |
135 | GQuark q_lib_unload; | |
8d7183bd | 136 | struct bt_fd_cache *fd_cache; /* Weak ref. Owned by the iterator. */ |
4f45f9bb JD |
137 | }; |
138 | ||
139 | static | |
140 | int debug_info_init(struct debug_info *info) | |
141 | { | |
142 | info->q_statedump_bin_info = g_quark_from_string( | |
143 | "lttng_ust_statedump:bin_info"); | |
144 | info->q_statedump_debug_link = g_quark_from_string( | |
58f6d595 | 145 | "lttng_ust_statedump:debug_link"); |
4f45f9bb JD |
146 | info->q_statedump_build_id = g_quark_from_string( |
147 | "lttng_ust_statedump:build_id"); | |
148 | info->q_statedump_start = g_quark_from_string( | |
149 | "lttng_ust_statedump:start"); | |
150 | info->q_dl_open = g_quark_from_string("lttng_ust_dl:dlopen"); | |
151 | info->q_lib_load = g_quark_from_string("lttng_ust_lib:load"); | |
152 | info->q_lib_unload = g_quark_from_string("lttng_ust_lib:unload"); | |
153 | ||
475e740e | 154 | return bin_info_init(info->log_level, info->self_comp); |
4f45f9bb JD |
155 | } |
156 | ||
157 | static | |
158 | void debug_info_source_destroy(struct debug_info_source *debug_info_src) | |
159 | { | |
160 | if (!debug_info_src) { | |
161 | return; | |
162 | } | |
163 | ||
2638950d FD |
164 | g_free(debug_info_src->func); |
165 | g_free(debug_info_src->line_no); | |
166 | g_free(debug_info_src->src_path); | |
167 | g_free(debug_info_src->bin_path); | |
168 | g_free(debug_info_src->bin_loc); | |
4f45f9bb JD |
169 | g_free(debug_info_src); |
170 | } | |
171 | ||
172 | static | |
58f6d595 | 173 | struct debug_info_source *debug_info_source_create_from_bin( |
475e740e PP |
174 | struct bin_info *bin, uint64_t ip, |
175 | bt_self_component *self_comp) | |
4f45f9bb JD |
176 | { |
177 | int ret; | |
178 | struct debug_info_source *debug_info_src = NULL; | |
179 | struct source_location *src_loc = NULL; | |
a07aba4f | 180 | bt_logging_level log_level = bin->log_level; |
4f45f9bb JD |
181 | |
182 | debug_info_src = g_new0(struct debug_info_source, 1); | |
183 | ||
184 | if (!debug_info_src) { | |
185 | goto end; | |
186 | } | |
187 | ||
188 | /* Lookup function name */ | |
189 | ret = bin_info_lookup_function_name(bin, ip, &debug_info_src->func); | |
190 | if (ret) { | |
191 | goto error; | |
192 | } | |
193 | ||
194 | /* Can't retrieve src_loc from ELF, or could not find binary, skip. */ | |
195 | if (!bin->is_elf_only || !debug_info_src->func) { | |
196 | /* Lookup source location */ | |
197 | ret = bin_info_lookup_source_location(bin, ip, &src_loc); | |
58f6d595 | 198 | if (ret) { |
475e740e | 199 | BT_COMP_LOGI("Failed to lookup source location: ret=%d", ret); |
58f6d595 | 200 | } |
4f45f9bb JD |
201 | } |
202 | ||
203 | if (src_loc) { | |
2638950d FD |
204 | debug_info_src->line_no = |
205 | g_strdup_printf("%"PRId64, src_loc->line_no); | |
206 | if (!debug_info_src->line_no) { | |
475e740e | 207 | BT_COMP_LOGE("Error occured when setting line_no field."); |
58f6d595 FD |
208 | goto error; |
209 | } | |
4f45f9bb JD |
210 | |
211 | if (src_loc->filename) { | |
2638950d | 212 | debug_info_src->src_path = g_strdup(src_loc->filename); |
4f45f9bb JD |
213 | if (!debug_info_src->src_path) { |
214 | goto error; | |
215 | } | |
216 | ||
217 | debug_info_src->short_src_path = get_filename_from_path( | |
218 | debug_info_src->src_path); | |
219 | } | |
4f45f9bb JD |
220 | source_location_destroy(src_loc); |
221 | } | |
222 | ||
223 | if (bin->elf_path) { | |
2638950d | 224 | debug_info_src->bin_path = g_strdup(bin->elf_path); |
4f45f9bb JD |
225 | if (!debug_info_src->bin_path) { |
226 | goto error; | |
227 | } | |
228 | ||
229 | debug_info_src->short_bin_path = get_filename_from_path( | |
230 | debug_info_src->bin_path); | |
231 | ||
232 | ret = bin_info_get_bin_loc(bin, ip, &(debug_info_src->bin_loc)); | |
233 | if (ret) { | |
234 | goto error; | |
235 | } | |
236 | } | |
237 | ||
238 | end: | |
239 | return debug_info_src; | |
240 | ||
241 | error: | |
242 | debug_info_source_destroy(debug_info_src); | |
243 | return NULL; | |
244 | } | |
245 | ||
246 | static | |
247 | void proc_debug_info_sources_destroy( | |
248 | struct proc_debug_info_sources *proc_dbg_info_src) | |
249 | { | |
250 | if (!proc_dbg_info_src) { | |
251 | return; | |
252 | } | |
253 | ||
254 | if (proc_dbg_info_src->baddr_to_bin_info) { | |
255 | g_hash_table_destroy(proc_dbg_info_src->baddr_to_bin_info); | |
256 | } | |
257 | ||
258 | if (proc_dbg_info_src->ip_to_debug_info_src) { | |
259 | g_hash_table_destroy(proc_dbg_info_src->ip_to_debug_info_src); | |
260 | } | |
261 | ||
262 | g_free(proc_dbg_info_src); | |
263 | } | |
264 | ||
265 | static | |
266 | struct proc_debug_info_sources *proc_debug_info_sources_create(void) | |
267 | { | |
268 | struct proc_debug_info_sources *proc_dbg_info_src = NULL; | |
269 | ||
270 | proc_dbg_info_src = g_new0(struct proc_debug_info_sources, 1); | |
271 | if (!proc_dbg_info_src) { | |
272 | goto end; | |
273 | } | |
274 | ||
275 | proc_dbg_info_src->baddr_to_bin_info = g_hash_table_new_full( | |
276 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, | |
277 | (GDestroyNotify) bin_info_destroy); | |
278 | if (!proc_dbg_info_src->baddr_to_bin_info) { | |
279 | goto error; | |
280 | } | |
281 | ||
282 | proc_dbg_info_src->ip_to_debug_info_src = g_hash_table_new_full( | |
283 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, | |
284 | (GDestroyNotify) debug_info_source_destroy); | |
285 | if (!proc_dbg_info_src->ip_to_debug_info_src) { | |
286 | goto error; | |
287 | } | |
288 | ||
289 | end: | |
290 | return proc_dbg_info_src; | |
291 | ||
292 | error: | |
293 | proc_debug_info_sources_destroy(proc_dbg_info_src); | |
294 | return NULL; | |
295 | } | |
296 | ||
297 | static | |
298 | struct proc_debug_info_sources *proc_debug_info_sources_ht_get_entry( | |
299 | GHashTable *ht, int64_t vpid) | |
300 | { | |
301 | gpointer key = g_new0(int64_t, 1); | |
302 | struct proc_debug_info_sources *proc_dbg_info_src = NULL; | |
303 | ||
304 | if (!key) { | |
305 | goto end; | |
306 | } | |
307 | ||
308 | *((int64_t *) key) = vpid; | |
309 | ||
310 | /* Exists? Return it */ | |
311 | proc_dbg_info_src = g_hash_table_lookup(ht, key); | |
312 | if (proc_dbg_info_src) { | |
313 | goto end; | |
314 | } | |
315 | ||
316 | /* Otherwise, create and return it */ | |
317 | proc_dbg_info_src = proc_debug_info_sources_create(); | |
318 | if (!proc_dbg_info_src) { | |
319 | goto end; | |
320 | } | |
321 | ||
322 | g_hash_table_insert(ht, key, proc_dbg_info_src); | |
323 | /* Ownership passed to ht */ | |
324 | key = NULL; | |
325 | end: | |
326 | g_free(key); | |
327 | return proc_dbg_info_src; | |
328 | } | |
329 | ||
58f6d595 FD |
330 | static inline |
331 | const bt_field *event_borrow_payload_field(const bt_event *event, | |
332 | const char *field_name) | |
333 | { | |
334 | const bt_field *event_payload, *field; | |
335 | ||
336 | event_payload = bt_event_borrow_payload_field_const(event); | |
337 | BT_ASSERT(event_payload); | |
338 | ||
339 | field = bt_field_structure_borrow_member_field_by_name_const( | |
340 | event_payload, field_name); | |
341 | return field; | |
342 | } | |
343 | ||
344 | static inline | |
345 | const bt_field *event_borrow_common_context_field(const bt_event *event, | |
346 | const char *field_name) | |
347 | { | |
348 | const bt_field *event_common_ctx, *field = NULL; | |
349 | ||
350 | event_common_ctx = bt_event_borrow_common_context_field_const(event); | |
351 | if (!event_common_ctx) { | |
352 | goto end; | |
353 | } | |
354 | ||
355 | field = bt_field_structure_borrow_member_field_by_name_const( | |
356 | event_common_ctx, field_name); | |
357 | ||
358 | end: | |
359 | return field; | |
360 | } | |
361 | ||
362 | static inline | |
363 | void event_get_common_context_signed_integer_field_value( | |
364 | const bt_event *event, const char *field_name, int64_t *value) | |
365 | { | |
366 | *value = bt_field_signed_integer_get_value( | |
367 | event_borrow_common_context_field(event, field_name)); | |
368 | } | |
369 | ||
370 | static inline | |
371 | int event_get_payload_build_id_length(const bt_event *event, | |
372 | const char *field_name, uint64_t *build_id_len) | |
373 | { | |
374 | const bt_field *build_id_field; | |
375 | const bt_field_class *build_id_field_class; | |
376 | ||
377 | build_id_field = event_borrow_payload_field(event, field_name); | |
378 | build_id_field_class = bt_field_borrow_class_const(build_id_field); | |
379 | ||
380 | BT_ASSERT(bt_field_class_get_type(build_id_field_class) == | |
381 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY); | |
382 | BT_ASSERT(bt_field_class_get_type( | |
383 | bt_field_class_array_borrow_element_field_class_const( | |
384 | build_id_field_class)) == | |
385 | BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER); | |
386 | ||
387 | *build_id_len = bt_field_array_get_length(build_id_field); | |
388 | ||
389 | return 0; | |
390 | } | |
391 | ||
392 | static inline | |
393 | int event_get_payload_build_id_value(const bt_event *event, | |
394 | const char *field_name, uint8_t *build_id) | |
395 | { | |
396 | const bt_field *curr_field, *build_id_field; | |
397 | const bt_field_class *build_id_field_class; | |
398 | uint64_t i, build_id_len; | |
399 | int ret; | |
400 | ||
401 | ret = 0; | |
402 | ||
403 | build_id_field = event_borrow_payload_field(event, field_name); | |
404 | build_id_field_class = bt_field_borrow_class_const(build_id_field); | |
405 | ||
406 | BT_ASSERT(bt_field_class_get_type(build_id_field_class) == | |
407 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY); | |
408 | BT_ASSERT(bt_field_class_get_type( | |
409 | bt_field_class_array_borrow_element_field_class_const( | |
410 | build_id_field_class)) == | |
411 | BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER); | |
412 | ||
413 | build_id_len = bt_field_array_get_length(build_id_field); | |
414 | ||
415 | for (i = 0; i < build_id_len; i++) { | |
416 | curr_field = | |
417 | bt_field_array_borrow_element_field_by_index_const( | |
418 | build_id_field, i); | |
419 | ||
420 | build_id[i] = bt_field_unsigned_integer_get_value(curr_field); | |
421 | } | |
422 | ||
423 | return ret; | |
424 | } | |
425 | ||
426 | static | |
427 | void event_get_payload_unsigned_integer_field_value(const bt_event *event, | |
428 | const char *field_name, uint64_t *value) | |
429 | { | |
430 | *value = bt_field_unsigned_integer_get_value( | |
431 | event_borrow_payload_field(event, field_name)); | |
432 | } | |
433 | ||
434 | static | |
435 | void event_get_payload_string_field_value(const bt_event *event, | |
436 | const char *field_name, const char **value) | |
437 | { | |
438 | *value = bt_field_string_get_value( | |
439 | event_borrow_payload_field(event, field_name)); | |
440 | } | |
441 | ||
442 | static inline | |
443 | bool event_has_payload_field(const bt_event *event, | |
444 | const char *field_name) | |
445 | { | |
446 | return event_borrow_payload_field(event, field_name) != NULL; | |
447 | } | |
448 | ||
4f45f9bb JD |
449 | static |
450 | struct debug_info_source *proc_debug_info_sources_get_entry( | |
a07aba4f | 451 | struct debug_info *debug_info, |
4f45f9bb JD |
452 | struct proc_debug_info_sources *proc_dbg_info_src, uint64_t ip) |
453 | { | |
454 | struct debug_info_source *debug_info_src = NULL; | |
455 | gpointer key = g_new0(uint64_t, 1); | |
456 | GHashTableIter iter; | |
457 | gpointer baddr, value; | |
458 | ||
459 | if (!key) { | |
460 | goto end; | |
461 | } | |
462 | ||
463 | *((uint64_t *) key) = ip; | |
464 | ||
465 | /* Look in IP to debug infos hash table first. */ | |
466 | debug_info_src = g_hash_table_lookup( | |
467 | proc_dbg_info_src->ip_to_debug_info_src, | |
468 | key); | |
469 | if (debug_info_src) { | |
470 | goto end; | |
471 | } | |
472 | ||
473 | /* Check in all bin_infos. */ | |
474 | g_hash_table_iter_init(&iter, proc_dbg_info_src->baddr_to_bin_info); | |
475 | ||
476 | while (g_hash_table_iter_next(&iter, &baddr, &value)) | |
477 | { | |
478 | struct bin_info *bin = value; | |
479 | ||
480 | if (!bin_info_has_address(value, ip)) { | |
481 | continue; | |
482 | } | |
483 | ||
484 | /* | |
485 | * Found; add it to cache. | |
486 | * | |
487 | * FIXME: this should be bounded in size (and implement | |
488 | * a caching policy), and entries should be prunned when | |
489 | * libraries are unmapped. | |
490 | */ | |
475e740e PP |
491 | debug_info_src = debug_info_source_create_from_bin(bin, ip, |
492 | debug_info->self_comp); | |
4f45f9bb JD |
493 | if (debug_info_src) { |
494 | g_hash_table_insert( | |
495 | proc_dbg_info_src->ip_to_debug_info_src, | |
496 | key, debug_info_src); | |
497 | /* Ownership passed to ht. */ | |
498 | key = NULL; | |
499 | } | |
500 | break; | |
501 | } | |
502 | ||
503 | end: | |
504 | free(key); | |
505 | return debug_info_src; | |
506 | } | |
507 | ||
8d7183bd | 508 | static |
4f45f9bb JD |
509 | struct debug_info_source *debug_info_query(struct debug_info *debug_info, |
510 | int64_t vpid, uint64_t ip) | |
511 | { | |
512 | struct debug_info_source *dbg_info_src = NULL; | |
513 | struct proc_debug_info_sources *proc_dbg_info_src; | |
514 | ||
515 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
516 | debug_info->vpid_to_proc_dbg_info_src, vpid); | |
517 | if (!proc_dbg_info_src) { | |
518 | goto end; | |
519 | } | |
520 | ||
a07aba4f PP |
521 | dbg_info_src = proc_debug_info_sources_get_entry(debug_info, |
522 | proc_dbg_info_src, ip); | |
4f45f9bb JD |
523 | |
524 | end: | |
525 | return dbg_info_src; | |
526 | } | |
527 | ||
8d7183bd | 528 | static |
58f6d595 | 529 | struct debug_info *debug_info_create(struct debug_info_component *comp, |
8d7183bd | 530 | const bt_trace *trace, struct bt_fd_cache *fdc) |
4f45f9bb JD |
531 | { |
532 | int ret; | |
533 | struct debug_info *debug_info; | |
534 | ||
8d7183bd FD |
535 | BT_ASSERT(comp); |
536 | BT_ASSERT(trace); | |
537 | BT_ASSERT(fdc); | |
538 | ||
4f45f9bb JD |
539 | debug_info = g_new0(struct debug_info, 1); |
540 | if (!debug_info) { | |
541 | goto end; | |
542 | } | |
543 | ||
a07aba4f | 544 | debug_info->log_level = comp->log_level; |
475e740e | 545 | debug_info->self_comp = comp->self_comp; |
4f45f9bb JD |
546 | debug_info->vpid_to_proc_dbg_info_src = g_hash_table_new_full( |
547 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, | |
548 | (GDestroyNotify) proc_debug_info_sources_destroy); | |
549 | if (!debug_info->vpid_to_proc_dbg_info_src) { | |
550 | goto error; | |
551 | } | |
552 | ||
9d325e17 | 553 | debug_info->comp = comp; |
4f45f9bb JD |
554 | ret = debug_info_init(debug_info); |
555 | if (ret) { | |
556 | goto error; | |
557 | } | |
558 | ||
58f6d595 | 559 | debug_info->input_trace = trace; |
8d7183bd | 560 | debug_info->fd_cache = fdc; |
58f6d595 | 561 | |
4f45f9bb JD |
562 | end: |
563 | return debug_info; | |
564 | error: | |
565 | g_free(debug_info); | |
566 | return NULL; | |
567 | } | |
568 | ||
8d7183bd | 569 | static |
4f45f9bb JD |
570 | void debug_info_destroy(struct debug_info *debug_info) |
571 | { | |
a07aba4f | 572 | bt_logging_level log_level; |
475e740e | 573 | bt_self_component *self_comp; |
58f6d595 | 574 | bt_trace_status status; |
4f45f9bb JD |
575 | if (!debug_info) { |
576 | goto end; | |
577 | } | |
578 | ||
a07aba4f | 579 | log_level = debug_info->log_level; |
475e740e | 580 | self_comp = debug_info->self_comp; |
a07aba4f | 581 | |
4f45f9bb JD |
582 | if (debug_info->vpid_to_proc_dbg_info_src) { |
583 | g_hash_table_destroy(debug_info->vpid_to_proc_dbg_info_src); | |
584 | } | |
585 | ||
58f6d595 FD |
586 | status = bt_trace_remove_destruction_listener(debug_info->input_trace, |
587 | debug_info->destruction_listener_id); | |
c5ec1c0b | 588 | if (status != BT_TRACE_STATUS_OK) { |
475e740e | 589 | BT_COMP_LOGE("Trace destruction listener removal failed."); |
c5ec1c0b | 590 | } |
58f6d595 | 591 | |
4f45f9bb JD |
592 | g_free(debug_info); |
593 | end: | |
594 | return; | |
595 | } | |
596 | ||
597 | static | |
58f6d595 | 598 | void handle_event_statedump_build_id(struct debug_info *debug_info, |
8eee8ea2 | 599 | const bt_event *event) |
4f45f9bb JD |
600 | { |
601 | struct proc_debug_info_sources *proc_dbg_info_src; | |
58f6d595 FD |
602 | uint64_t build_id_len, baddr; |
603 | uint8_t *build_id = NULL; | |
604 | struct bin_info *bin; | |
4f45f9bb | 605 | int64_t vpid; |
58f6d595 | 606 | int ret = 0; |
4f45f9bb | 607 | |
58f6d595 FD |
608 | event_get_common_context_signed_integer_field_value(event, |
609 | VPID_FIELD_NAME, &vpid); | |
610 | event_get_payload_unsigned_integer_field_value(event, | |
611 | BADDR_FIELD_NAME, &baddr); | |
4f45f9bb JD |
612 | |
613 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
614 | debug_info->vpid_to_proc_dbg_info_src, vpid); | |
615 | if (!proc_dbg_info_src) { | |
616 | goto end; | |
617 | } | |
618 | ||
619 | bin = g_hash_table_lookup(proc_dbg_info_src->baddr_to_bin_info, | |
620 | (gpointer) &baddr); | |
621 | if (!bin) { | |
622 | /* | |
623 | * The build_id event comes after the bin has been | |
624 | * created. If it isn't found, just ignore this event. | |
625 | */ | |
626 | goto end; | |
627 | } | |
58f6d595 FD |
628 | ret = event_get_payload_build_id_length(event, BUILD_ID_FIELD_NAME, |
629 | &build_id_len); | |
630 | ||
631 | build_id = g_new0(uint8_t, build_id_len); | |
632 | if (!build_id) { | |
633 | goto end; | |
634 | } | |
4f45f9bb | 635 | |
58f6d595 FD |
636 | ret = event_get_payload_build_id_value(event, BUILD_ID_FIELD_NAME, |
637 | build_id); | |
4f45f9bb | 638 | if (ret) { |
4f45f9bb JD |
639 | goto end; |
640 | } | |
58f6d595 FD |
641 | |
642 | ret = bin_info_set_build_id(bin, build_id, build_id_len); | |
643 | if (ret) { | |
644 | goto end; | |
69ad4f7f | 645 | } |
4f45f9bb JD |
646 | |
647 | /* | |
648 | * Reset the is_elf_only flag in case it had been set | |
649 | * previously, because we might find separate debug info using | |
650 | * the new build id information. | |
651 | */ | |
652 | bin->is_elf_only = false; | |
653 | ||
4f45f9bb | 654 | end: |
58f6d595 | 655 | g_free(build_id); |
4f45f9bb JD |
656 | return; |
657 | } | |
658 | ||
659 | static | |
58f6d595 | 660 | void handle_event_statedump_debug_link(struct debug_info *debug_info, |
8eee8ea2 | 661 | const bt_event *event) |
4f45f9bb JD |
662 | { |
663 | struct proc_debug_info_sources *proc_dbg_info_src; | |
664 | struct bin_info *bin = NULL; | |
665 | int64_t vpid; | |
666 | uint64_t baddr; | |
667 | const char *filename = NULL; | |
668 | uint32_t crc32; | |
58f6d595 | 669 | uint64_t crc_field_value; |
4f45f9bb | 670 | |
58f6d595 | 671 | event_get_common_context_signed_integer_field_value(event, |
cc5c5d6d | 672 | VPID_FIELD_NAME, &vpid); |
4f45f9bb | 673 | |
58f6d595 FD |
674 | event_get_payload_unsigned_integer_field_value(event, |
675 | BADDR_FIELD_NAME, &baddr); | |
4f45f9bb | 676 | |
58f6d595 FD |
677 | event_get_payload_unsigned_integer_field_value(event, |
678 | CRC32_FIELD_NAME, &crc_field_value); | |
4f45f9bb | 679 | |
58f6d595 FD |
680 | crc32 = (uint32_t) crc_field_value; |
681 | ||
682 | event_get_payload_string_field_value(event, | |
683 | FILENAME_FIELD_NAME, &filename); | |
4f45f9bb JD |
684 | |
685 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
686 | debug_info->vpid_to_proc_dbg_info_src, vpid); | |
687 | if (!proc_dbg_info_src) { | |
688 | goto end; | |
689 | } | |
690 | ||
691 | bin = g_hash_table_lookup(proc_dbg_info_src->baddr_to_bin_info, | |
692 | (gpointer) &baddr); | |
693 | if (!bin) { | |
694 | /* | |
695 | * The debug_link event comes after the bin has been | |
696 | * created. If it isn't found, just ignore this event. | |
697 | */ | |
698 | goto end; | |
699 | } | |
700 | ||
701 | bin_info_set_debug_link(bin, filename, crc32); | |
702 | ||
703 | end: | |
704 | return; | |
705 | } | |
706 | ||
707 | static | |
58f6d595 | 708 | void handle_bin_info_event(struct debug_info *debug_info, |
8eee8ea2 | 709 | const bt_event *event, bool has_pic_field) |
4f45f9bb JD |
710 | { |
711 | struct proc_debug_info_sources *proc_dbg_info_src; | |
712 | struct bin_info *bin; | |
713 | uint64_t baddr, memsz; | |
714 | int64_t vpid; | |
715 | const char *path; | |
716 | gpointer key = NULL; | |
717 | bool is_pic; | |
4f45f9bb | 718 | |
58f6d595 FD |
719 | event_get_payload_unsigned_integer_field_value(event, |
720 | MEMSZ_FIELD_NAME, &memsz); | |
721 | if (memsz == 0) { | |
722 | /* Ignore VDSO. */ | |
4f45f9bb JD |
723 | goto end; |
724 | } | |
725 | ||
58f6d595 FD |
726 | event_get_payload_unsigned_integer_field_value(event, |
727 | BADDR_FIELD_NAME, &baddr); | |
4f45f9bb | 728 | |
65db8b88 JD |
729 | /* |
730 | * This field is not produced by the dlopen event emitted before | |
731 | * lttng-ust 2.9. | |
732 | */ | |
58f6d595 | 733 | if (!event_has_payload_field(event, PATH_FIELD_NAME)) { |
4f45f9bb JD |
734 | goto end; |
735 | } | |
58f6d595 | 736 | event_get_payload_string_field_value(event, PATH_FIELD_NAME, &path); |
4f45f9bb JD |
737 | |
738 | if (has_pic_field) { | |
58f6d595 | 739 | uint64_t is_pic_field_value; |
4f45f9bb | 740 | |
58f6d595 | 741 | event_get_payload_unsigned_integer_field_value(event, |
8d7183bd | 742 | IS_PIC_FIELD_NAME, &is_pic_field_value); |
58f6d595 | 743 | is_pic = is_pic_field_value == 1; |
4f45f9bb JD |
744 | } else { |
745 | /* | |
746 | * dlopen has no is_pic field, because the shared | |
747 | * object is always PIC. | |
748 | */ | |
749 | is_pic = true; | |
750 | } | |
751 | ||
58f6d595 | 752 | event_get_common_context_signed_integer_field_value(event, |
cc5c5d6d | 753 | VPID_FIELD_NAME, &vpid); |
4f45f9bb JD |
754 | |
755 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
8d7183bd | 756 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
757 | if (!proc_dbg_info_src) { |
758 | goto end; | |
759 | } | |
760 | ||
761 | key = g_new0(uint64_t, 1); | |
762 | if (!key) { | |
763 | goto end; | |
764 | } | |
765 | ||
766 | *((uint64_t *) key) = baddr; | |
767 | ||
8d7183bd | 768 | bin = g_hash_table_lookup(proc_dbg_info_src->baddr_to_bin_info, key); |
4f45f9bb JD |
769 | if (bin) { |
770 | goto end; | |
771 | } | |
772 | ||
8d7183bd | 773 | bin = bin_info_create(debug_info->fd_cache, path, baddr, memsz, is_pic, |
9d325e17 | 774 | debug_info->comp->arg_debug_dir, |
a07aba4f | 775 | debug_info->comp->arg_target_prefix, |
475e740e | 776 | debug_info->log_level, debug_info->self_comp); |
4f45f9bb JD |
777 | if (!bin) { |
778 | goto end; | |
779 | } | |
780 | ||
8d7183bd | 781 | g_hash_table_insert(proc_dbg_info_src->baddr_to_bin_info, key, bin); |
4f45f9bb JD |
782 | /* Ownership passed to ht. */ |
783 | key = NULL; | |
784 | ||
785 | end: | |
786 | g_free(key); | |
787 | return; | |
788 | } | |
789 | ||
790 | static inline | |
58f6d595 | 791 | void handle_event_statedump_bin_info(struct debug_info *debug_info, |
8eee8ea2 | 792 | const bt_event *event) |
4f45f9bb | 793 | { |
58f6d595 | 794 | handle_bin_info_event(debug_info, event, true); |
4f45f9bb JD |
795 | } |
796 | ||
797 | static inline | |
58f6d595 | 798 | void handle_event_lib_load(struct debug_info *debug_info, |
8eee8ea2 | 799 | const bt_event *event) |
4f45f9bb | 800 | { |
58f6d595 | 801 | handle_bin_info_event(debug_info, event, false); |
4f45f9bb JD |
802 | } |
803 | ||
58f6d595 FD |
804 | static |
805 | void handle_event_lib_unload(struct debug_info *debug_info, | |
8eee8ea2 | 806 | const bt_event *event) |
4f45f9bb | 807 | { |
58f6d595 | 808 | gboolean ret; |
4f45f9bb JD |
809 | struct proc_debug_info_sources *proc_dbg_info_src; |
810 | uint64_t baddr; | |
811 | int64_t vpid; | |
4f45f9bb | 812 | |
58f6d595 FD |
813 | event_get_payload_unsigned_integer_field_value(event, BADDR_FIELD_NAME, |
814 | &baddr); | |
4f45f9bb | 815 | |
58f6d595 FD |
816 | event_get_common_context_signed_integer_field_value(event, |
817 | VPID_FIELD_NAME, &vpid); | |
4f45f9bb JD |
818 | |
819 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
820 | debug_info->vpid_to_proc_dbg_info_src, vpid); | |
821 | if (!proc_dbg_info_src) { | |
58f6d595 FD |
822 | /* |
823 | * It's an unload event for a library for which no load event | |
824 | * was previously received. | |
825 | */ | |
4f45f9bb JD |
826 | goto end; |
827 | } | |
828 | ||
58f6d595 FD |
829 | ret = g_hash_table_remove(proc_dbg_info_src->baddr_to_bin_info, |
830 | (gpointer) &baddr); | |
831 | BT_ASSERT(ret); | |
4f45f9bb JD |
832 | end: |
833 | return; | |
834 | } | |
835 | ||
836 | static | |
58f6d595 | 837 | void handle_event_statedump_start(struct debug_info *debug_info, |
8eee8ea2 | 838 | const bt_event *event) |
4f45f9bb JD |
839 | { |
840 | struct proc_debug_info_sources *proc_dbg_info_src; | |
841 | int64_t vpid; | |
4f45f9bb | 842 | |
58f6d595 FD |
843 | event_get_common_context_signed_integer_field_value( |
844 | event, VPID_FIELD_NAME, &vpid); | |
4f45f9bb JD |
845 | |
846 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
847 | debug_info->vpid_to_proc_dbg_info_src, vpid); | |
848 | if (!proc_dbg_info_src) { | |
849 | goto end; | |
850 | } | |
851 | ||
852 | g_hash_table_remove_all(proc_dbg_info_src->baddr_to_bin_info); | |
853 | g_hash_table_remove_all(proc_dbg_info_src->ip_to_debug_info_src); | |
854 | ||
855 | end: | |
856 | return; | |
857 | } | |
858 | ||
58f6d595 FD |
859 | void trace_debug_info_remove_func(const bt_trace *in_trace, void *data) |
860 | { | |
861 | struct debug_info_msg_iter *debug_it = data; | |
862 | if (debug_it->debug_info_map) { | |
863 | gboolean ret; | |
864 | ret = g_hash_table_remove(debug_it->debug_info_map, | |
865 | (gpointer) in_trace); | |
866 | BT_ASSERT(ret); | |
867 | } | |
868 | } | |
869 | ||
870 | static | |
871 | void handle_event_statedump(struct debug_info_msg_iter *debug_it, | |
872 | const bt_event *event) | |
4f45f9bb | 873 | { |
8eee8ea2 | 874 | const bt_event_class *event_class; |
4f45f9bb JD |
875 | const char *event_name; |
876 | GQuark q_event_name; | |
58f6d595 FD |
877 | const bt_trace *trace; |
878 | struct debug_info *debug_info; | |
879 | ||
880 | BT_ASSERT(debug_it); | |
881 | BT_ASSERT(event); | |
882 | ||
883 | event_class = bt_event_borrow_class_const(event); | |
4f45f9bb | 884 | |
839d52a5 | 885 | event_name = bt_event_class_get_name(event_class); |
58f6d595 FD |
886 | |
887 | trace = bt_stream_borrow_trace_const( | |
888 | bt_event_borrow_stream_const(event)); | |
889 | ||
890 | debug_info = g_hash_table_lookup(debug_it->debug_info_map, trace); | |
891 | if (!debug_info) { | |
892 | debug_info = debug_info_create(debug_it->debug_info_component, | |
8d7183bd | 893 | trace, &debug_it->fd_cache); |
58f6d595 FD |
894 | g_hash_table_insert(debug_it->debug_info_map, (gpointer) trace, |
895 | debug_info); | |
896 | bt_trace_add_destruction_listener(trace, | |
897 | trace_debug_info_remove_func, debug_it, | |
898 | &debug_info->destruction_listener_id); | |
4f45f9bb | 899 | } |
58f6d595 | 900 | |
4f45f9bb JD |
901 | q_event_name = g_quark_try_string(event_name); |
902 | ||
903 | if (q_event_name == debug_info->q_statedump_bin_info) { | |
904 | /* State dump */ | |
58f6d595 | 905 | handle_event_statedump_bin_info(debug_info, event); |
4f45f9bb JD |
906 | } else if (q_event_name == debug_info->q_dl_open || |
907 | q_event_name == debug_info->q_lib_load) { | |
908 | /* | |
909 | * dl_open and lib_load events are both checked for since | |
910 | * only dl_open was produced as of lttng-ust 2.8. | |
911 | * | |
912 | * lib_load, which is produced from lttng-ust 2.9+, is a lot | |
913 | * more reliable since it will be emitted when other functions | |
914 | * of the dlopen family are called (e.g. dlmopen) and when | |
915 | * library are transitively loaded. | |
916 | */ | |
58f6d595 | 917 | handle_event_lib_load(debug_info, event); |
4f45f9bb JD |
918 | } else if (q_event_name == debug_info->q_statedump_start) { |
919 | /* Start state dump */ | |
58f6d595 | 920 | handle_event_statedump_start(debug_info, event); |
4f45f9bb JD |
921 | } else if (q_event_name == debug_info->q_statedump_debug_link) { |
922 | /* Debug link info */ | |
58f6d595 | 923 | handle_event_statedump_debug_link(debug_info, event); |
4f45f9bb JD |
924 | } else if (q_event_name == debug_info->q_statedump_build_id) { |
925 | /* Build ID info */ | |
58f6d595 | 926 | handle_event_statedump_build_id(debug_info, event); |
4f45f9bb | 927 | } else if (q_event_name == debug_info-> q_lib_unload) { |
58f6d595 FD |
928 | handle_event_lib_unload(debug_info, event); |
929 | } | |
930 | ||
931 | return; | |
932 | } | |
933 | ||
934 | static | |
935 | void destroy_debug_info_comp(struct debug_info_component *debug_info) | |
936 | { | |
2638950d FD |
937 | if (!debug_info) { |
938 | return; | |
939 | } | |
940 | ||
941 | g_free(debug_info->arg_debug_dir); | |
942 | g_free(debug_info->arg_debug_info_field_name); | |
943 | g_free(debug_info->arg_target_prefix); | |
58f6d595 FD |
944 | g_free(debug_info); |
945 | } | |
946 | ||
947 | static | |
948 | void fill_debug_info_bin_field(struct debug_info_source *dbg_info_src, | |
a07aba4f | 949 | bool full_path, bt_field *curr_field, |
475e740e | 950 | bt_logging_level log_level, bt_self_component *self_comp) |
58f6d595 FD |
951 | { |
952 | bt_field_status status; | |
953 | ||
954 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
955 | BT_FIELD_CLASS_TYPE_STRING); | |
956 | ||
957 | if (dbg_info_src) { | |
958 | if (full_path) { | |
959 | status = bt_field_string_set_value(curr_field, | |
960 | dbg_info_src->bin_path); | |
961 | } else { | |
962 | status = bt_field_string_set_value(curr_field, | |
963 | dbg_info_src->short_bin_path); | |
964 | } | |
965 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 966 | BT_COMP_LOGE("Cannot set path component of \"bin\" " |
58f6d595 FD |
967 | "curr_field field's value: str-fc-addr=%p", |
968 | curr_field); | |
969 | } | |
970 | ||
58f6d595 FD |
971 | status = bt_field_string_append(curr_field, dbg_info_src->bin_loc); |
972 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 973 | BT_COMP_LOGE("Cannot set bin location component of \"bin\" " |
58f6d595 FD |
974 | "curr_field field's value: str-fc-addr=%p", |
975 | curr_field); | |
976 | } | |
977 | } else { | |
978 | status = bt_field_string_set_value(curr_field, ""); | |
979 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 980 | BT_COMP_LOGE("Cannot set \"bin\" curr_field field's value: " |
58f6d595 FD |
981 | "str-fc-addr=%p", curr_field); |
982 | } | |
983 | } | |
984 | } | |
985 | ||
986 | static | |
987 | void fill_debug_info_func_field(struct debug_info_source *dbg_info_src, | |
475e740e PP |
988 | bt_field *curr_field, bt_logging_level log_level, |
989 | bt_self_component *self_comp) | |
58f6d595 FD |
990 | { |
991 | bt_field_status status; | |
992 | ||
993 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
994 | BT_FIELD_CLASS_TYPE_STRING); | |
995 | if (dbg_info_src && dbg_info_src->func) { | |
996 | status = bt_field_string_set_value(curr_field, | |
997 | dbg_info_src->func); | |
998 | } else { | |
999 | status = bt_field_string_set_value(curr_field, ""); | |
1000 | } | |
1001 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1002 | BT_COMP_LOGE("Cannot set \"func\" curr_field field's value: " |
58f6d595 FD |
1003 | "str-fc-addr=%p", curr_field); |
1004 | } | |
1005 | } | |
1006 | ||
1007 | static | |
1008 | void fill_debug_info_src_field(struct debug_info_source *dbg_info_src, | |
a07aba4f | 1009 | bool full_path, bt_field *curr_field, |
475e740e PP |
1010 | bt_logging_level log_level, |
1011 | bt_self_component *self_comp) | |
58f6d595 FD |
1012 | { |
1013 | bt_field_status status; | |
1014 | ||
1015 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
1016 | BT_FIELD_CLASS_TYPE_STRING); | |
1017 | ||
1018 | if (dbg_info_src && dbg_info_src->src_path) { | |
1019 | if (full_path) { | |
1020 | status = bt_field_string_set_value(curr_field, | |
1021 | dbg_info_src->src_path); | |
1022 | } else { | |
1023 | status = bt_field_string_set_value(curr_field, | |
1024 | dbg_info_src->short_src_path); | |
1025 | } | |
1026 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1027 | BT_COMP_LOGE("Cannot set path component of \"src\" " |
58f6d595 FD |
1028 | "curr_field field's value: str-fc-addr=%p", |
1029 | curr_field); | |
1030 | } | |
1031 | ||
1032 | status = bt_field_string_append(curr_field, ":"); | |
1033 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1034 | BT_COMP_LOGE("Cannot set colon component of \"src\" " |
58f6d595 FD |
1035 | "curr_field field's value: str-fc-addr=%p", |
1036 | curr_field); | |
1037 | } | |
1038 | ||
1039 | status = bt_field_string_append(curr_field, dbg_info_src->line_no); | |
1040 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1041 | BT_COMP_LOGE("Cannot set line number component of \"src\" " |
58f6d595 FD |
1042 | "curr_field field's value: str-fc-addr=%p", |
1043 | curr_field); | |
1044 | } | |
1045 | } else { | |
1046 | status = bt_field_string_set_value(curr_field, ""); | |
1047 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1048 | BT_COMP_LOGE("Cannot set \"src\" curr_field field's value: " |
58f6d595 FD |
1049 | "str-fc-addr=%p", curr_field); |
1050 | } | |
1051 | } | |
1052 | } | |
1053 | ||
a07aba4f PP |
1054 | static |
1055 | void fill_debug_info_field_empty(bt_field *debug_info_field, | |
475e740e | 1056 | bt_logging_level log_level, bt_self_component *self_comp) |
58f6d595 FD |
1057 | { |
1058 | bt_field_status status; | |
1059 | bt_field *bin_field, *func_field, *src_field; | |
1060 | ||
1061 | BT_ASSERT(bt_field_get_class_type(debug_info_field) == | |
1062 | BT_FIELD_CLASS_TYPE_STRUCTURE); | |
1063 | ||
1064 | bin_field = bt_field_structure_borrow_member_field_by_name( | |
1065 | debug_info_field, "bin"); | |
1066 | func_field = bt_field_structure_borrow_member_field_by_name( | |
1067 | debug_info_field, "func"); | |
1068 | src_field = bt_field_structure_borrow_member_field_by_name( | |
1069 | debug_info_field, "src"); | |
1070 | ||
1071 | BT_ASSERT(bt_field_get_class_type(bin_field) == | |
1072 | BT_FIELD_CLASS_TYPE_STRING); | |
1073 | BT_ASSERT(bt_field_get_class_type(func_field) == | |
1074 | BT_FIELD_CLASS_TYPE_STRING); | |
1075 | BT_ASSERT(bt_field_get_class_type(src_field) == | |
1076 | BT_FIELD_CLASS_TYPE_STRING); | |
1077 | ||
1078 | status = bt_field_string_set_value(bin_field, ""); | |
1079 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1080 | BT_COMP_LOGE("Cannot set \"bin\" bin_field field's value: " |
58f6d595 FD |
1081 | "str-fc-addr=%p", bin_field); |
1082 | } | |
1083 | ||
1084 | status = bt_field_string_set_value(func_field, ""); | |
1085 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1086 | BT_COMP_LOGE("Cannot set \"func\" func_field field's value: " |
58f6d595 FD |
1087 | "str-fc-addr=%p", func_field); |
1088 | } | |
1089 | ||
1090 | status = bt_field_string_set_value(src_field, ""); | |
1091 | if (status != BT_FIELD_STATUS_OK) { | |
475e740e | 1092 | BT_COMP_LOGE("Cannot set \"src\" src_field field's value: " |
58f6d595 FD |
1093 | "str-fc-addr=%p", src_field); |
1094 | } | |
1095 | } | |
1096 | static | |
1097 | void fill_debug_info_field(struct debug_info *debug_info, int64_t vpid, | |
1098 | uint64_t ip, bt_field *debug_info_field) | |
1099 | { | |
1100 | struct debug_info_source *dbg_info_src; | |
1101 | const bt_field_class *debug_info_fc; | |
1102 | ||
1103 | BT_ASSERT(bt_field_get_class_type(debug_info_field) == | |
1104 | BT_FIELD_CLASS_TYPE_STRUCTURE); | |
1105 | ||
1106 | debug_info_fc = bt_field_borrow_class_const(debug_info_field); | |
1107 | ||
1108 | BT_ASSERT(bt_field_class_structure_get_member_count(debug_info_fc) == 3); | |
1109 | ||
1110 | dbg_info_src = debug_info_query(debug_info, vpid, ip); | |
1111 | ||
a07aba4f PP |
1112 | fill_debug_info_bin_field(dbg_info_src, |
1113 | debug_info->comp->arg_full_path, | |
1114 | bt_field_structure_borrow_member_field_by_name( | |
1115 | debug_info_field, "bin"), | |
475e740e | 1116 | debug_info->log_level, debug_info->self_comp); |
58f6d595 | 1117 | fill_debug_info_func_field(dbg_info_src, |
a07aba4f PP |
1118 | bt_field_structure_borrow_member_field_by_name( |
1119 | debug_info_field, "func"), | |
475e740e | 1120 | debug_info->log_level, debug_info->self_comp); |
a07aba4f PP |
1121 | fill_debug_info_src_field(dbg_info_src, |
1122 | debug_info->comp->arg_full_path, | |
1123 | bt_field_structure_borrow_member_field_by_name( | |
1124 | debug_info_field, "src"), | |
475e740e | 1125 | debug_info->log_level, debug_info->self_comp); |
58f6d595 FD |
1126 | } |
1127 | ||
1128 | static | |
1129 | void fill_debug_info_event_if_needed(struct debug_info_msg_iter *debug_it, | |
1130 | const bt_event *in_event, bt_event *out_event) | |
1131 | { | |
1132 | bt_field *out_common_ctx_field, *out_debug_info_field; | |
1133 | const bt_field *vpid_field, *ip_field, *in_common_ctx_field; | |
1134 | const bt_field_class *in_common_ctx_fc; | |
1135 | struct debug_info *debug_info; | |
1136 | uint64_t vpid; | |
1137 | int64_t ip; | |
2638950d | 1138 | gchar *debug_info_field_name = |
58f6d595 | 1139 | debug_it->debug_info_component->arg_debug_info_field_name; |
a07aba4f | 1140 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1141 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1142 | |
1143 | in_common_ctx_field = bt_event_borrow_common_context_field_const( | |
1144 | in_event); | |
1145 | if (!in_common_ctx_field) { | |
1146 | /* | |
1147 | * There is no event common context so no need to add debug | |
1148 | * info field. | |
1149 | */ | |
1150 | goto end; | |
1151 | } | |
1152 | ||
1153 | in_common_ctx_fc = bt_field_borrow_class_const(in_common_ctx_field); | |
1154 | if (!is_event_common_ctx_dbg_info_compatible(in_common_ctx_fc, | |
1155 | debug_it->ir_maps->debug_info_field_class_name)) { | |
1156 | /* | |
1157 | * The input event common context does not have the necessary | |
1158 | * fields to resolve debug information. | |
1159 | */ | |
1160 | goto end; | |
1161 | } | |
1162 | ||
1163 | /* Borrow the debug-info field. */ | |
1164 | out_common_ctx_field = bt_event_borrow_common_context_field(out_event); | |
1165 | if (!out_common_ctx_field) { | |
1166 | goto end; | |
4f45f9bb JD |
1167 | } |
1168 | ||
58f6d595 FD |
1169 | out_debug_info_field = bt_field_structure_borrow_member_field_by_name( |
1170 | out_common_ctx_field, debug_info_field_name); | |
1171 | ||
1172 | vpid_field = bt_field_structure_borrow_member_field_by_name_const( | |
1173 | out_common_ctx_field, VPID_FIELD_NAME); | |
1174 | ip_field = bt_field_structure_borrow_member_field_by_name_const( | |
1175 | out_common_ctx_field, IP_FIELD_NAME); | |
1176 | ||
1177 | vpid = bt_field_signed_integer_get_value(vpid_field); | |
1178 | ip = bt_field_unsigned_integer_get_value(ip_field); | |
1179 | ||
1180 | /* | |
1181 | * Borrow the debug_info structure needed for the source | |
1182 | * resolving. | |
1183 | */ | |
1184 | debug_info = g_hash_table_lookup(debug_it->debug_info_map, | |
1185 | bt_stream_borrow_trace_const( | |
1186 | bt_event_borrow_stream_const(in_event))); | |
1187 | ||
1188 | if (debug_info) { | |
1189 | /* | |
1190 | * Perform the debug-info resolving and set the event fields | |
1191 | * accordingly. | |
1192 | */ | |
1193 | fill_debug_info_field(debug_info, vpid, ip, out_debug_info_field); | |
1194 | } else { | |
475e740e | 1195 | BT_COMP_LOGD("No debug information for this trace. Setting debug " |
58f6d595 | 1196 | "info fields to empty strings."); |
475e740e PP |
1197 | fill_debug_info_field_empty(out_debug_info_field, |
1198 | log_level, self_comp); | |
58f6d595 | 1199 | } |
4f45f9bb JD |
1200 | end: |
1201 | return; | |
1202 | } | |
58f6d595 FD |
1203 | |
1204 | static | |
1205 | void update_event_statedump_if_needed(struct debug_info_msg_iter *debug_it, | |
1206 | const bt_event *in_event) | |
1207 | { | |
1208 | const bt_field *event_common_ctx; | |
1209 | const bt_field_class *event_common_ctx_fc; | |
1210 | const bt_event_class *in_event_class = bt_event_borrow_class_const(in_event); | |
1211 | ||
1212 | /* | |
1213 | * If the event is an lttng_ust_statedump event AND has the right event | |
1214 | * common context fields update the debug-info view for this process. | |
1215 | */ | |
1216 | event_common_ctx = bt_event_borrow_common_context_field_const(in_event); | |
1217 | if (!event_common_ctx) { | |
1218 | goto end; | |
1219 | } | |
1220 | ||
1221 | event_common_ctx_fc = bt_field_borrow_class_const(event_common_ctx); | |
1222 | if (is_event_common_ctx_dbg_info_compatible(event_common_ctx_fc, | |
1223 | debug_it->ir_maps->debug_info_field_class_name)) { | |
1224 | /* Checkout if it might be a one of lttng ust statedump events. */ | |
1225 | const char *in_event_name = bt_event_class_get_name(in_event_class); | |
1226 | if (strncmp(in_event_name, LTTNG_UST_STATEDUMP_PREFIX, | |
1227 | strlen(LTTNG_UST_STATEDUMP_PREFIX)) == 0) { | |
1228 | /* Handle statedump events. */ | |
1229 | handle_event_statedump(debug_it, in_event); | |
1230 | } | |
1231 | } | |
1232 | end: | |
1233 | return; | |
1234 | } | |
1235 | ||
1236 | static | |
1237 | bt_message *handle_event_message(struct debug_info_msg_iter *debug_it, | |
1238 | const bt_message *in_message) | |
1239 | { | |
1240 | const bt_clock_snapshot *cs; | |
1241 | const bt_clock_class *default_cc; | |
1242 | const bt_packet *in_packet; | |
58f6d595 FD |
1243 | bt_event_class *out_event_class; |
1244 | bt_packet *out_packet; | |
1245 | bt_event *out_event; | |
a07aba4f | 1246 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1247 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1248 | |
1249 | bt_message *out_message = NULL; | |
1250 | ||
1251 | /* Borrow the input event and its event class. */ | |
1252 | const bt_event *in_event = | |
1253 | bt_message_event_borrow_event_const(in_message); | |
1254 | const bt_event_class *in_event_class = | |
1255 | bt_event_borrow_class_const(in_event); | |
1256 | ||
1257 | update_event_statedump_if_needed(debug_it, in_event); | |
1258 | ||
1259 | out_event_class = trace_ir_mapping_borrow_mapped_event_class( | |
1260 | debug_it->ir_maps, in_event_class); | |
1261 | if (!out_event_class) { | |
1262 | out_event_class = trace_ir_mapping_create_new_mapped_event_class( | |
1263 | debug_it->ir_maps, in_event_class); | |
1264 | } | |
1265 | BT_ASSERT(out_event_class); | |
1266 | ||
1267 | /* Borrow the input and output packets. */ | |
1268 | in_packet = bt_event_borrow_packet_const(in_event); | |
1269 | out_packet = trace_ir_mapping_borrow_mapped_packet(debug_it->ir_maps, | |
1270 | in_packet); | |
1271 | ||
1272 | default_cc = bt_stream_class_borrow_default_clock_class_const( | |
1273 | bt_event_class_borrow_stream_class_const(in_event_class)); | |
1274 | if (default_cc) { | |
1275 | /* Borrow event clock snapshot. */ | |
11ddb3ef PP |
1276 | cs = bt_message_event_borrow_default_clock_snapshot_const( |
1277 | in_message); | |
58f6d595 FD |
1278 | |
1279 | /* Create an output event message. */ | |
58f6d595 FD |
1280 | out_message = bt_message_event_create_with_default_clock_snapshot( |
1281 | debug_it->input_iterator, | |
1282 | out_event_class, out_packet, | |
1283 | bt_clock_snapshot_get_value(cs)); | |
1284 | } else { | |
1285 | out_message = bt_message_event_create(debug_it->input_iterator, | |
1286 | out_event_class, out_packet); | |
1287 | } | |
1288 | ||
1289 | if (!out_message) { | |
475e740e | 1290 | BT_COMP_LOGE("Error creating output event message."); |
58f6d595 FD |
1291 | goto error; |
1292 | } | |
1293 | ||
1294 | out_event = bt_message_event_borrow_event(out_message); | |
1295 | ||
1296 | /* Copy the original fields to the output event. */ | |
475e740e | 1297 | copy_event_content(in_event, out_event, log_level, self_comp); |
58f6d595 FD |
1298 | |
1299 | /* | |
1300 | * Try to set the debug-info fields based on debug information that is | |
1301 | * gathered so far. | |
1302 | */ | |
1303 | fill_debug_info_event_if_needed(debug_it, in_event, out_event); | |
1304 | ||
1305 | error: | |
1306 | return out_message; | |
1307 | } | |
1308 | ||
1309 | static | |
1310 | bt_message *handle_stream_begin_message(struct debug_info_msg_iter *debug_it, | |
1311 | const bt_message *in_message) | |
1312 | { | |
1313 | const bt_stream *in_stream; | |
1314 | bt_message *out_message; | |
1315 | bt_stream *out_stream; | |
a07aba4f | 1316 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1317 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1318 | |
1319 | in_stream = bt_message_stream_beginning_borrow_stream_const(in_message); | |
1320 | BT_ASSERT(in_stream); | |
1321 | ||
1322 | /* Create a duplicated output stream. */ | |
1323 | out_stream = trace_ir_mapping_create_new_mapped_stream( | |
1324 | debug_it->ir_maps, in_stream); | |
1325 | if (!out_stream) { | |
1326 | out_message = NULL; | |
1327 | goto error; | |
1328 | } | |
1329 | ||
1330 | /* Create an output stream beginning message. */ | |
1331 | out_message = bt_message_stream_beginning_create( | |
1332 | debug_it->input_iterator, out_stream); | |
1333 | if (!out_message) { | |
475e740e | 1334 | BT_COMP_LOGE("Error creating output stream beginning message: " |
58f6d595 FD |
1335 | "out-s-addr=%p", out_stream); |
1336 | } | |
1337 | error: | |
1338 | return out_message; | |
1339 | } | |
1340 | ||
1341 | static | |
1342 | bt_message *handle_stream_end_message(struct debug_info_msg_iter *debug_it, | |
1343 | const bt_message *in_message) | |
1344 | { | |
1345 | const bt_stream *in_stream; | |
1346 | bt_message *out_message = NULL; | |
1347 | bt_stream *out_stream; | |
a07aba4f | 1348 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1349 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1350 | |
1351 | in_stream = bt_message_stream_end_borrow_stream_const(in_message); | |
1352 | BT_ASSERT(in_stream); | |
1353 | ||
1354 | out_stream = trace_ir_mapping_borrow_mapped_stream( | |
1355 | debug_it->ir_maps, in_stream); | |
1356 | BT_ASSERT(out_stream); | |
1357 | ||
1358 | /* Create an output stream end message. */ | |
1359 | out_message = bt_message_stream_end_create(debug_it->input_iterator, | |
1360 | out_stream); | |
1361 | if (!out_message) { | |
475e740e | 1362 | BT_COMP_LOGE("Error creating output stream end message: out-s-addr=%p", |
58f6d595 FD |
1363 | out_stream); |
1364 | } | |
1365 | ||
1366 | /* Remove stream from trace mapping hashtable. */ | |
1367 | trace_ir_mapping_remove_mapped_stream(debug_it->ir_maps, in_stream); | |
1368 | ||
1369 | return out_message; | |
1370 | } | |
1371 | ||
1372 | static | |
1373 | bt_message *handle_packet_begin_message(struct debug_info_msg_iter *debug_it, | |
1374 | const bt_message *in_message) | |
1375 | { | |
34e13c22 | 1376 | bool has_default_clock_snapshot; |
58f6d595 FD |
1377 | const bt_clock_snapshot *cs; |
1378 | bt_message *out_message = NULL; | |
1379 | bt_packet *out_packet; | |
a07aba4f | 1380 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1381 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1382 | |
1383 | const bt_packet *in_packet = | |
1384 | bt_message_packet_beginning_borrow_packet_const(in_message); | |
1385 | BT_ASSERT(in_packet); | |
1386 | ||
1387 | /* This packet should not be already mapped. */ | |
1388 | BT_ASSERT(!trace_ir_mapping_borrow_mapped_packet( | |
1389 | debug_it->ir_maps, in_packet)); | |
1390 | ||
1391 | out_packet = trace_ir_mapping_create_new_mapped_packet(debug_it->ir_maps, | |
1392 | in_packet); | |
1393 | ||
1394 | BT_ASSERT(out_packet); | |
1395 | ||
34e13c22 | 1396 | has_default_clock_snapshot = |
5ef34326 | 1397 | bt_stream_class_packets_have_beginning_default_clock_snapshot( |
58f6d595 FD |
1398 | bt_stream_borrow_class_const( |
1399 | bt_packet_borrow_stream_const(in_packet))); | |
34e13c22 | 1400 | if (has_default_clock_snapshot) { |
58f6d595 | 1401 | /* Borrow clock snapshot. */ |
11ddb3ef PP |
1402 | cs = bt_message_packet_beginning_borrow_default_clock_snapshot_const( |
1403 | in_message); | |
58f6d595 FD |
1404 | |
1405 | /* Create an output packet beginning message. */ | |
58f6d595 FD |
1406 | out_message = bt_message_packet_beginning_create_with_default_clock_snapshot( |
1407 | debug_it->input_iterator, out_packet, | |
1408 | bt_clock_snapshot_get_value(cs)); | |
1409 | } else { | |
1410 | out_message = bt_message_packet_beginning_create( | |
1411 | debug_it->input_iterator, out_packet); | |
1412 | } | |
1413 | if (!out_message) { | |
475e740e | 1414 | BT_COMP_LOGE("Error creating output packet beginning message: " |
58f6d595 FD |
1415 | "out-p-addr=%p", out_packet); |
1416 | } | |
1417 | ||
1418 | return out_message; | |
1419 | } | |
1420 | ||
1421 | static | |
1422 | bt_message *handle_packet_end_message(struct debug_info_msg_iter *debug_it, | |
1423 | const bt_message *in_message) | |
1424 | { | |
34e13c22 | 1425 | bool has_default_clock_snapshot; |
58f6d595 FD |
1426 | const bt_clock_snapshot *cs; |
1427 | const bt_packet *in_packet; | |
58f6d595 FD |
1428 | bt_message *out_message = NULL; |
1429 | bt_packet *out_packet; | |
a07aba4f | 1430 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1431 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1432 | |
1433 | in_packet = bt_message_packet_end_borrow_packet_const(in_message); | |
1434 | BT_ASSERT(in_packet); | |
1435 | ||
1436 | out_packet = trace_ir_mapping_borrow_mapped_packet(debug_it->ir_maps, in_packet); | |
1437 | BT_ASSERT(out_packet); | |
1438 | ||
34e13c22 | 1439 | has_default_clock_snapshot = |
5ef34326 | 1440 | bt_stream_class_packets_have_end_default_clock_snapshot( |
58f6d595 FD |
1441 | bt_stream_borrow_class_const( |
1442 | bt_packet_borrow_stream_const(in_packet))); | |
34e13c22 | 1443 | if (has_default_clock_snapshot) { |
58f6d595 | 1444 | /* Borrow clock snapshot. */ |
11ddb3ef PP |
1445 | cs = bt_message_packet_end_borrow_default_clock_snapshot_const( |
1446 | in_message); | |
58f6d595 FD |
1447 | |
1448 | /* Create an outpute packet end message. */ | |
58f6d595 FD |
1449 | out_message = bt_message_packet_end_create_with_default_clock_snapshot( |
1450 | debug_it->input_iterator, out_packet, | |
1451 | bt_clock_snapshot_get_value(cs)); | |
1452 | } else { | |
1453 | out_message = bt_message_packet_end_create( | |
1454 | debug_it->input_iterator, out_packet); | |
1455 | } | |
1456 | ||
1457 | if (!out_message) { | |
475e740e | 1458 | BT_COMP_LOGE("Error creating output packet end message: " |
58f6d595 FD |
1459 | "out-p-addr=%p", out_packet); |
1460 | } | |
1461 | ||
1462 | /* Remove packet from data mapping hashtable. */ | |
1463 | trace_ir_mapping_remove_mapped_packet(debug_it->ir_maps, in_packet); | |
1464 | ||
1465 | return out_message; | |
1466 | } | |
1467 | ||
1468 | static | |
1469 | bt_message *handle_msg_iterator_inactivity(struct debug_info_msg_iter *debug_it, | |
1470 | const bt_message *in_message) | |
1471 | { | |
1472 | /* | |
1473 | * This message type can be forwarded directly because it does | |
1474 | * not refer to any objects in the trace class. | |
1475 | */ | |
1476 | bt_message_get_ref(in_message); | |
1477 | return (bt_message*) in_message; | |
1478 | } | |
1479 | ||
1480 | static | |
1481 | bt_message *handle_stream_act_begin_message(struct debug_info_msg_iter *debug_it, | |
1482 | const bt_message *in_message) | |
1483 | { | |
1484 | const bt_clock_snapshot *cs; | |
1485 | const bt_clock_class *default_cc; | |
1486 | bt_message *out_message = NULL; | |
1487 | bt_stream *out_stream; | |
1488 | uint64_t cs_value; | |
1489 | bt_message_stream_activity_clock_snapshot_state cs_state; | |
a07aba4f | 1490 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1491 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1492 | |
1493 | const bt_stream *in_stream = | |
1494 | bt_message_stream_activity_beginning_borrow_stream_const( | |
1495 | in_message); | |
1496 | BT_ASSERT(in_stream); | |
1497 | ||
1498 | out_stream = trace_ir_mapping_borrow_mapped_stream(debug_it->ir_maps, | |
1499 | in_stream); | |
1500 | BT_ASSERT(out_stream); | |
1501 | ||
1502 | out_message = bt_message_stream_activity_beginning_create( | |
1503 | debug_it->input_iterator, out_stream); | |
1504 | if (!out_message) { | |
475e740e | 1505 | BT_COMP_LOGE("Error creating output stream activity beginning " |
58f6d595 FD |
1506 | "message: out-s-addr=%p", out_stream); |
1507 | goto error; | |
1508 | } | |
1509 | ||
1510 | default_cc = bt_stream_class_borrow_default_clock_class_const( | |
1511 | bt_stream_borrow_class_const(in_stream)); | |
1512 | if (default_cc) { | |
1513 | /* Borrow clock snapshot. */ | |
1514 | cs_state = | |
1515 | bt_message_stream_activity_beginning_borrow_default_clock_snapshot_const( | |
1516 | in_message, &cs); | |
1517 | ||
1518 | if (cs_state == BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN) { | |
1519 | cs_value = bt_clock_snapshot_get_value(cs); | |
1520 | bt_message_stream_activity_beginning_set_default_clock_snapshot( | |
1521 | out_message, cs_value); | |
1522 | } else { | |
1523 | bt_message_stream_activity_beginning_set_default_clock_snapshot_state( | |
1524 | out_message, cs_state); | |
1525 | } | |
1526 | } | |
1527 | ||
1528 | error: | |
1529 | return out_message; | |
1530 | } | |
1531 | ||
1532 | static | |
1533 | bt_message *handle_stream_act_end_message(struct debug_info_msg_iter *debug_it, | |
1534 | const bt_message *in_message) | |
1535 | { | |
1536 | const bt_clock_snapshot *cs; | |
1537 | const bt_clock_class *default_cc; | |
1538 | const bt_stream *in_stream; | |
1539 | bt_message *out_message; | |
1540 | bt_stream *out_stream; | |
1541 | uint64_t cs_value; | |
1542 | bt_message_stream_activity_clock_snapshot_state cs_state; | |
a07aba4f | 1543 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1544 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1545 | |
1546 | in_stream = bt_message_stream_activity_end_borrow_stream_const( | |
1547 | in_message); | |
1548 | BT_ASSERT(in_stream); | |
1549 | ||
3b841d03 FD |
1550 | out_stream = trace_ir_mapping_borrow_mapped_stream(debug_it->ir_maps, |
1551 | in_stream); | |
58f6d595 FD |
1552 | BT_ASSERT(out_stream); |
1553 | ||
1554 | out_message = bt_message_stream_activity_end_create( | |
1555 | debug_it->input_iterator, out_stream); | |
1556 | if (!out_message) { | |
475e740e | 1557 | BT_COMP_LOGE("Error creating output stream activity end message: " |
58f6d595 FD |
1558 | "out-s-addr=%p", out_stream); |
1559 | goto error; | |
1560 | } | |
1561 | ||
1562 | default_cc = bt_stream_class_borrow_default_clock_class_const( | |
1563 | bt_stream_borrow_class_const(in_stream)); | |
1564 | ||
1565 | if (default_cc) { | |
1566 | cs_state = | |
1567 | bt_message_stream_activity_end_borrow_default_clock_snapshot_const( | |
1568 | in_message, &cs); | |
1569 | ||
1570 | if (cs_state == BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN ) { | |
1571 | cs_value = bt_clock_snapshot_get_value(cs); | |
1572 | bt_message_stream_activity_end_set_default_clock_snapshot( | |
1573 | out_message, cs_value); | |
1574 | } else { | |
1575 | bt_message_stream_activity_end_set_default_clock_snapshot_state( | |
1576 | out_message, cs_state); | |
1577 | } | |
1578 | } | |
1579 | ||
1580 | error: | |
1581 | return out_message; | |
1582 | } | |
1583 | ||
1584 | static | |
1585 | bt_message *handle_discarded_events_message(struct debug_info_msg_iter *debug_it, | |
1586 | const bt_message *in_message) | |
1587 | { | |
1588 | const bt_clock_snapshot *begin_cs, *end_cs; | |
1589 | const bt_stream *in_stream; | |
77037b2b | 1590 | bool has_default_clock_snapshots; |
58f6d595 | 1591 | uint64_t discarded_events, begin_cs_value, end_cs_value; |
58f6d595 FD |
1592 | bt_property_availability prop_avail; |
1593 | bt_message *out_message = NULL; | |
1594 | bt_stream *out_stream; | |
a07aba4f | 1595 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1596 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1597 | |
1598 | in_stream = bt_message_discarded_events_borrow_stream_const( | |
1599 | in_message); | |
1600 | BT_ASSERT(in_stream); | |
1601 | ||
1602 | out_stream = trace_ir_mapping_borrow_mapped_stream( | |
1603 | debug_it->ir_maps, in_stream); | |
1604 | BT_ASSERT(out_stream); | |
1605 | ||
77037b2b PP |
1606 | has_default_clock_snapshots = |
1607 | bt_stream_class_discarded_events_have_default_clock_snapshots( | |
58f6d595 | 1608 | bt_stream_borrow_class_const(in_stream)); |
77037b2b | 1609 | if (has_default_clock_snapshots) { |
11ddb3ef | 1610 | begin_cs = |
5ef34326 | 1611 | bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const( |
11ddb3ef PP |
1612 | in_message); |
1613 | end_cs = | |
5ef34326 | 1614 | bt_message_discarded_events_borrow_end_default_clock_snapshot_const( |
11ddb3ef | 1615 | in_message); |
58f6d595 FD |
1616 | |
1617 | begin_cs_value = bt_clock_snapshot_get_value(begin_cs); | |
1618 | end_cs_value = bt_clock_snapshot_get_value(end_cs); | |
1619 | ||
1620 | out_message = | |
1621 | bt_message_discarded_events_create_with_default_clock_snapshots( | |
1622 | debug_it->input_iterator, out_stream, | |
1623 | begin_cs_value, end_cs_value); | |
1624 | } else { | |
1625 | out_message = bt_message_discarded_events_create( | |
1626 | debug_it->input_iterator, out_stream); | |
1627 | } | |
1628 | if (!out_message) { | |
475e740e | 1629 | BT_COMP_LOGE("Error creating output discarded events message: " |
58f6d595 FD |
1630 | "out-s-addr=%p", out_stream); |
1631 | goto error; | |
1632 | } | |
1633 | ||
1634 | prop_avail = bt_message_discarded_events_get_count(in_message, | |
1635 | &discarded_events); | |
1636 | ||
1637 | if (prop_avail == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { | |
1638 | bt_message_discarded_events_set_count(out_message, | |
1639 | discarded_events); | |
1640 | } | |
1641 | ||
1642 | error: | |
1643 | return out_message; | |
1644 | } | |
1645 | ||
1646 | static | |
1647 | bt_message *handle_discarded_packets_message(struct debug_info_msg_iter *debug_it, | |
1648 | const bt_message *in_message) | |
1649 | { | |
1650 | const bt_clock_snapshot *begin_cs, *end_cs; | |
77037b2b | 1651 | bool has_default_clock_snapshots; |
58f6d595 FD |
1652 | const bt_stream *in_stream; |
1653 | uint64_t discarded_packets, begin_cs_value, end_cs_value; | |
58f6d595 FD |
1654 | bt_property_availability prop_avail; |
1655 | bt_message *out_message = NULL; | |
1656 | bt_stream *out_stream; | |
a07aba4f | 1657 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1658 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1659 | |
1660 | in_stream = bt_message_discarded_packets_borrow_stream_const( | |
1661 | in_message); | |
1662 | BT_ASSERT(in_stream); | |
1663 | ||
1664 | out_stream = trace_ir_mapping_borrow_mapped_stream( | |
1665 | debug_it->ir_maps, in_stream); | |
1666 | BT_ASSERT(out_stream); | |
1667 | ||
77037b2b PP |
1668 | has_default_clock_snapshots = |
1669 | bt_stream_class_discarded_packets_have_default_clock_snapshots( | |
58f6d595 | 1670 | bt_stream_borrow_class_const(in_stream)); |
77037b2b | 1671 | if (has_default_clock_snapshots) { |
11ddb3ef | 1672 | begin_cs = |
5ef34326 | 1673 | bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const( |
11ddb3ef | 1674 | in_message); |
58f6d595 | 1675 | |
11ddb3ef | 1676 | end_cs = |
5ef34326 | 1677 | bt_message_discarded_packets_borrow_end_default_clock_snapshot_const( |
11ddb3ef | 1678 | in_message); |
58f6d595 FD |
1679 | |
1680 | begin_cs_value = bt_clock_snapshot_get_value(begin_cs); | |
1681 | end_cs_value = bt_clock_snapshot_get_value(end_cs); | |
1682 | ||
1683 | out_message = bt_message_discarded_packets_create_with_default_clock_snapshots( | |
1684 | debug_it->input_iterator, out_stream, | |
1685 | begin_cs_value, end_cs_value); | |
1686 | } else { | |
1687 | out_message = bt_message_discarded_packets_create( | |
1688 | debug_it->input_iterator, out_stream); | |
1689 | } | |
1690 | if (!out_message) { | |
475e740e | 1691 | BT_COMP_LOGE("Error creating output discarded packet message: " |
58f6d595 FD |
1692 | "out-s-addr=%p", out_stream); |
1693 | goto error; | |
1694 | } | |
1695 | ||
1696 | prop_avail = bt_message_discarded_packets_get_count(in_message, | |
1697 | &discarded_packets); | |
1698 | if (prop_avail == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { | |
1699 | bt_message_discarded_packets_set_count(out_message, | |
1700 | discarded_packets); | |
1701 | } | |
1702 | ||
1703 | error: | |
1704 | return out_message; | |
1705 | } | |
1706 | ||
1707 | static | |
1708 | const bt_message *handle_message(struct debug_info_msg_iter *debug_it, | |
1709 | const bt_message *in_message) | |
1710 | { | |
1711 | bt_message *out_message = NULL; | |
1712 | ||
1713 | switch (bt_message_get_type(in_message)) { | |
1714 | case BT_MESSAGE_TYPE_EVENT: | |
1715 | out_message = handle_event_message(debug_it, | |
1716 | in_message); | |
1717 | break; | |
1718 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: | |
1719 | out_message = handle_packet_begin_message(debug_it, | |
1720 | in_message); | |
1721 | break; | |
1722 | case BT_MESSAGE_TYPE_PACKET_END: | |
1723 | out_message = handle_packet_end_message(debug_it, | |
1724 | in_message); | |
1725 | break; | |
1726 | case BT_MESSAGE_TYPE_STREAM_BEGINNING: | |
1727 | out_message = handle_stream_begin_message(debug_it, | |
1728 | in_message); | |
1729 | break; | |
1730 | case BT_MESSAGE_TYPE_STREAM_END: | |
1731 | out_message = handle_stream_end_message(debug_it, | |
1732 | in_message); | |
1733 | break; | |
1734 | case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY: | |
1735 | out_message = handle_msg_iterator_inactivity(debug_it, | |
1736 | in_message); | |
1737 | break; | |
1738 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING: | |
1739 | out_message = handle_stream_act_begin_message(debug_it, | |
1740 | in_message); | |
1741 | break; | |
1742 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END: | |
1743 | out_message = handle_stream_act_end_message(debug_it, | |
1744 | in_message); | |
1745 | break; | |
1746 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: | |
1747 | out_message = handle_discarded_events_message(debug_it, | |
1748 | in_message); | |
1749 | break; | |
1750 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
1751 | out_message = handle_discarded_packets_message(debug_it, | |
1752 | in_message); | |
1753 | break; | |
1754 | default: | |
1755 | abort(); | |
1756 | break; | |
1757 | } | |
1758 | ||
1759 | return out_message; | |
1760 | } | |
1761 | ||
1762 | static | |
1763 | int init_from_params(struct debug_info_component *debug_info_component, | |
1764 | const bt_value *params) | |
1765 | { | |
1766 | const bt_value *value = NULL; | |
1767 | int ret = 0; | |
1768 | ||
1769 | BT_ASSERT(params); | |
1770 | ||
1771 | value = bt_value_map_borrow_entry_value_const(params, | |
1772 | "debug-info-field-name"); | |
1773 | if (value) { | |
58f6d595 | 1774 | debug_info_component->arg_debug_info_field_name = |
2638950d | 1775 | g_strdup(bt_value_string_get(value)); |
58f6d595 FD |
1776 | } else { |
1777 | debug_info_component->arg_debug_info_field_name = | |
2638950d | 1778 | g_strdup(DEFAULT_DEBUG_INFO_FIELD_NAME); |
58f6d595 FD |
1779 | } |
1780 | ||
1781 | value = bt_value_map_borrow_entry_value_const(params, "debug-info-dir"); | |
1782 | if (value) { | |
2638950d FD |
1783 | debug_info_component->arg_debug_dir = |
1784 | g_strdup(bt_value_string_get(value)); | |
1785 | } else { | |
1786 | debug_info_component->arg_debug_dir = NULL; | |
58f6d595 FD |
1787 | } |
1788 | ||
2638950d | 1789 | |
58f6d595 FD |
1790 | value = bt_value_map_borrow_entry_value_const(params, "target-prefix"); |
1791 | if (value) { | |
1792 | debug_info_component->arg_target_prefix = | |
2638950d FD |
1793 | g_strdup(bt_value_string_get(value)); |
1794 | } else { | |
1795 | debug_info_component->arg_target_prefix = NULL; | |
58f6d595 FD |
1796 | } |
1797 | ||
1798 | value = bt_value_map_borrow_entry_value_const(params, "full-path"); | |
1799 | if (value) { | |
1800 | debug_info_component->arg_full_path = bt_value_bool_get(value); | |
2638950d FD |
1801 | } else { |
1802 | debug_info_component->arg_full_path = BT_FALSE; | |
58f6d595 FD |
1803 | } |
1804 | ||
58f6d595 FD |
1805 | return ret; |
1806 | } | |
1807 | ||
1808 | BT_HIDDEN | |
1809 | bt_self_component_status debug_info_comp_init( | |
475e740e | 1810 | bt_self_component_filter *self_comp_flt, |
f807570c | 1811 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
58f6d595 FD |
1812 | { |
1813 | int ret; | |
1814 | struct debug_info_component *debug_info_comp; | |
1815 | bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK; | |
475e740e PP |
1816 | bt_self_component *self_comp = |
1817 | bt_self_component_filter_as_self_component(self_comp_flt); | |
a07aba4f | 1818 | bt_logging_level log_level = bt_component_get_logging_level( |
475e740e | 1819 | bt_self_component_as_component(self_comp)); |
58f6d595 | 1820 | |
475e740e PP |
1821 | |
1822 | BT_COMP_LOGI("Initializing debug_info component: " | |
58f6d595 FD |
1823 | "comp-addr=%p, params-addr=%p", self_comp, params); |
1824 | ||
1825 | debug_info_comp = g_new0(struct debug_info_component, 1); | |
1826 | if (!debug_info_comp) { | |
475e740e | 1827 | BT_COMP_LOGE_STR("Failed to allocate one debug_info component."); |
58f6d595 FD |
1828 | goto error; |
1829 | } | |
1830 | ||
a07aba4f | 1831 | debug_info_comp->log_level = log_level; |
475e740e PP |
1832 | debug_info_comp->self_comp = self_comp; |
1833 | bt_self_component_set_data(self_comp, debug_info_comp); | |
58f6d595 | 1834 | |
475e740e | 1835 | status = bt_self_component_filter_add_input_port(self_comp_flt, "in", |
58f6d595 FD |
1836 | NULL, NULL); |
1837 | if (status != BT_SELF_COMPONENT_STATUS_OK) { | |
1838 | goto error; | |
1839 | } | |
1840 | ||
475e740e | 1841 | status = bt_self_component_filter_add_output_port(self_comp_flt, "out", |
58f6d595 FD |
1842 | NULL, NULL); |
1843 | if (status != BT_SELF_COMPONENT_STATUS_OK) { | |
1844 | goto error; | |
1845 | } | |
1846 | ||
1847 | ret = init_from_params(debug_info_comp, params); | |
1848 | if (ret) { | |
475e740e | 1849 | BT_COMP_LOGE("Cannot configure debug_info component: " |
58f6d595 FD |
1850 | "debug_info-comp-addr=%p, params-addr=%p", |
1851 | debug_info_comp, params); | |
1852 | goto error; | |
1853 | } | |
1854 | ||
1855 | goto end; | |
1856 | ||
1857 | error: | |
1858 | destroy_debug_info_comp(debug_info_comp); | |
475e740e | 1859 | bt_self_component_set_data(self_comp, NULL); |
58f6d595 FD |
1860 | |
1861 | if (status == BT_SELF_COMPONENT_STATUS_OK) { | |
1862 | status = BT_SELF_COMPONENT_STATUS_ERROR; | |
1863 | } | |
1864 | end: | |
1865 | return status; | |
1866 | } | |
1867 | ||
1868 | BT_HIDDEN | |
475e740e | 1869 | void debug_info_comp_finalize(bt_self_component_filter *self_comp_flt) |
58f6d595 FD |
1870 | { |
1871 | struct debug_info_component *debug_info = | |
1872 | bt_self_component_get_data( | |
1873 | bt_self_component_filter_as_self_component( | |
475e740e | 1874 | self_comp_flt)); |
a07aba4f | 1875 | bt_logging_level log_level = debug_info->log_level; |
475e740e | 1876 | bt_self_component *self_comp = debug_info->self_comp; |
a07aba4f | 1877 | |
475e740e | 1878 | BT_COMP_LOGI("Finalizing debug_info self_component: comp-addr=%p", |
58f6d595 FD |
1879 | self_comp); |
1880 | ||
1881 | destroy_debug_info_comp(debug_info); | |
1882 | } | |
1883 | ||
1884 | BT_HIDDEN | |
1885 | bt_self_message_iterator_status debug_info_msg_iter_next( | |
1886 | bt_self_message_iterator *self_msg_iter, | |
1887 | const bt_message_array_const msgs, uint64_t capacity, | |
1888 | uint64_t *count) | |
1889 | { | |
1890 | bt_self_component_port_input_message_iterator *upstream_iterator = NULL; | |
1891 | bt_message_iterator_status upstream_iterator_ret_status; | |
1892 | struct debug_info_msg_iter *debug_info_msg_iter; | |
1893 | struct debug_info_component *debug_info = NULL; | |
1894 | bt_self_message_iterator_status status; | |
1895 | bt_self_component *self_comp = NULL; | |
1896 | bt_message_array_const input_msgs; | |
1897 | const bt_message *out_message; | |
1898 | uint64_t curr_msg_idx, i; | |
1899 | ||
1900 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
1901 | ||
1902 | self_comp = bt_self_message_iterator_borrow_component(self_msg_iter); | |
1903 | BT_ASSERT(self_comp); | |
1904 | ||
1905 | debug_info = bt_self_component_get_data(self_comp); | |
1906 | BT_ASSERT(debug_info); | |
1907 | ||
1908 | debug_info_msg_iter = bt_self_message_iterator_get_data(self_msg_iter); | |
1909 | BT_ASSERT(debug_info_msg_iter); | |
1910 | ||
1911 | upstream_iterator = debug_info_msg_iter->msg_iter; | |
1912 | BT_ASSERT(upstream_iterator); | |
1913 | ||
1914 | upstream_iterator_ret_status = | |
1915 | bt_self_component_port_input_message_iterator_next( | |
1916 | upstream_iterator, &input_msgs, count); | |
1917 | if (upstream_iterator_ret_status != BT_MESSAGE_ITERATOR_STATUS_OK) { | |
1918 | /* | |
1919 | * No messages were returned. Not necessarily an error. Convert | |
1920 | * the upstream message iterator status to a self status. | |
1921 | */ | |
1922 | status = bt_common_message_iterator_status_to_self( | |
1923 | upstream_iterator_ret_status); | |
1924 | goto end; | |
1925 | } | |
1926 | ||
1927 | /* | |
1928 | * There should never be more received messages than the capacity we | |
1929 | * provided. | |
1930 | */ | |
1931 | BT_ASSERT(*count <= capacity); | |
1932 | ||
1933 | for (curr_msg_idx = 0; curr_msg_idx < *count; curr_msg_idx++) { | |
1934 | out_message = handle_message(debug_info_msg_iter, | |
1935 | input_msgs[curr_msg_idx]); | |
1936 | if (!out_message) { | |
1937 | goto handle_msg_error; | |
1938 | } | |
1939 | ||
1940 | msgs[curr_msg_idx] = out_message; | |
1941 | /* | |
1942 | * Drop our reference of the input message as we are done with | |
1943 | * it and created a output copy. | |
1944 | */ | |
1945 | bt_message_put_ref(input_msgs[curr_msg_idx]); | |
1946 | } | |
1947 | ||
1948 | goto end; | |
1949 | ||
1950 | handle_msg_error: | |
1951 | /* | |
1952 | * Drop references of all the output messages created before the | |
1953 | * failure. | |
1954 | */ | |
1955 | for (i = 0; i < curr_msg_idx; i++) { | |
1956 | bt_message_put_ref(msgs[i]); | |
1957 | } | |
1958 | ||
1959 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_NOMEM; | |
1960 | end: | |
1961 | return status; | |
1962 | } | |
1963 | ||
3b841d03 FD |
1964 | static |
1965 | void debug_info_msg_iter_destroy(struct debug_info_msg_iter *debug_info_msg_iter) | |
1966 | { | |
1967 | if (!debug_info_msg_iter) { | |
1968 | goto end; | |
1969 | } | |
1970 | ||
1971 | if (debug_info_msg_iter->msg_iter) { | |
1972 | bt_self_component_port_input_message_iterator_put_ref( | |
1973 | debug_info_msg_iter->msg_iter); | |
1974 | } | |
1975 | ||
1976 | if (debug_info_msg_iter->ir_maps) { | |
1977 | trace_ir_maps_destroy(debug_info_msg_iter->ir_maps); | |
1978 | } | |
1979 | ||
1980 | if (debug_info_msg_iter->debug_info_map) { | |
1981 | g_hash_table_destroy(debug_info_msg_iter->debug_info_map); | |
1982 | } | |
1983 | ||
1984 | bt_fd_cache_fini(&debug_info_msg_iter->fd_cache); | |
1985 | g_free(debug_info_msg_iter); | |
1986 | ||
1987 | end: | |
1988 | return; | |
1989 | } | |
1990 | ||
58f6d595 FD |
1991 | BT_HIDDEN |
1992 | bt_self_message_iterator_status debug_info_msg_iter_init( | |
1993 | bt_self_message_iterator *self_msg_iter, | |
475e740e | 1994 | bt_self_component_filter *self_comp_flt, |
58f6d595 FD |
1995 | bt_self_component_port_output *self_port) |
1996 | { | |
1997 | bt_self_message_iterator_status status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
3b841d03 FD |
1998 | struct bt_self_component_port_input *input_port = NULL; |
1999 | bt_self_component_port_input_message_iterator *upstream_iterator = NULL; | |
2000 | struct debug_info_msg_iter *debug_info_msg_iter = NULL; | |
2638950d | 2001 | gchar *debug_info_field_name; |
8d7183bd | 2002 | int ret; |
475e740e PP |
2003 | bt_self_component *self_comp = |
2004 | bt_self_component_filter_as_self_component(self_comp_flt); | |
a07aba4f | 2005 | bt_logging_level log_level = bt_component_get_logging_level( |
475e740e | 2006 | bt_self_component_as_component(self_comp)); |
58f6d595 FD |
2007 | |
2008 | /* Borrow the upstream input port. */ | |
2009 | input_port = bt_self_component_filter_borrow_input_port_by_name( | |
475e740e | 2010 | self_comp_flt, "in"); |
58f6d595 FD |
2011 | if (!input_port) { |
2012 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; | |
3b841d03 FD |
2013 | goto error; |
2014 | } | |
2015 | ||
2016 | debug_info_msg_iter = g_new0(struct debug_info_msg_iter, 1); | |
2017 | if (!debug_info_msg_iter) { | |
2018 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_NOMEM; | |
2019 | goto error; | |
58f6d595 FD |
2020 | } |
2021 | ||
a07aba4f | 2022 | debug_info_msg_iter->log_level = log_level; |
475e740e | 2023 | debug_info_msg_iter->self_comp = self_comp; |
a07aba4f | 2024 | |
58f6d595 FD |
2025 | /* Create an iterator on the upstream component. */ |
2026 | upstream_iterator = bt_self_component_port_input_message_iterator_create( | |
2027 | input_port); | |
2028 | if (!upstream_iterator) { | |
2029 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_NOMEM; | |
3b841d03 | 2030 | goto error; |
58f6d595 FD |
2031 | } |
2032 | ||
3b841d03 FD |
2033 | BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_MOVE_REF( |
2034 | debug_info_msg_iter->msg_iter, upstream_iterator); | |
58f6d595 | 2035 | |
3b841d03 | 2036 | /* Create hashtable that will contain debug info mapping. */ |
58f6d595 | 2037 | debug_info_msg_iter->debug_info_map = g_hash_table_new_full( |
3b841d03 FD |
2038 | g_direct_hash, g_direct_equal, (GDestroyNotify) NULL, |
2039 | (GDestroyNotify) debug_info_destroy); | |
58f6d595 | 2040 | if (!debug_info_msg_iter->debug_info_map) { |
58f6d595 | 2041 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_NOMEM; |
3b841d03 | 2042 | goto error; |
58f6d595 FD |
2043 | } |
2044 | ||
475e740e PP |
2045 | debug_info_msg_iter->debug_info_component = |
2046 | bt_self_component_get_data(self_comp); | |
58f6d595 | 2047 | |
2638950d FD |
2048 | debug_info_field_name = |
2049 | debug_info_msg_iter->debug_info_component->arg_debug_info_field_name; | |
2050 | ||
475e740e | 2051 | debug_info_msg_iter->ir_maps = trace_ir_maps_create(self_comp, |
a07aba4f | 2052 | debug_info_field_name, log_level); |
58f6d595 | 2053 | if (!debug_info_msg_iter->ir_maps) { |
58f6d595 | 2054 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_NOMEM; |
3b841d03 | 2055 | goto error; |
58f6d595 FD |
2056 | } |
2057 | ||
a07aba4f | 2058 | ret = bt_fd_cache_init(&debug_info_msg_iter->fd_cache, log_level); |
8d7183bd | 2059 | if (ret) { |
8d7183bd | 2060 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_NOMEM; |
3b841d03 | 2061 | goto error; |
8d7183bd FD |
2062 | } |
2063 | ||
58f6d595 | 2064 | bt_self_message_iterator_set_data(self_msg_iter, debug_info_msg_iter); |
58f6d595 FD |
2065 | debug_info_msg_iter->input_iterator = self_msg_iter; |
2066 | ||
3b841d03 FD |
2067 | goto end; |
2068 | ||
2069 | error: | |
2070 | debug_info_msg_iter_destroy(debug_info_msg_iter); | |
58f6d595 FD |
2071 | end: |
2072 | return status; | |
2073 | } | |
2074 | ||
2075 | BT_HIDDEN | |
2076 | bt_bool debug_info_msg_iter_can_seek_beginning( | |
2077 | bt_self_message_iterator *self_msg_iter) | |
2078 | { | |
2079 | struct debug_info_msg_iter *debug_info_msg_iter = | |
2080 | bt_self_message_iterator_get_data(self_msg_iter); | |
2081 | BT_ASSERT(debug_info_msg_iter); | |
2082 | ||
2083 | return bt_self_component_port_input_message_iterator_can_seek_beginning( | |
2084 | debug_info_msg_iter->msg_iter); | |
2085 | } | |
2086 | ||
2087 | BT_HIDDEN | |
2088 | bt_self_message_iterator_status debug_info_msg_iter_seek_beginning( | |
2089 | bt_self_message_iterator *self_msg_iter) | |
2090 | { | |
2091 | struct debug_info_msg_iter *debug_info_msg_iter = | |
2092 | bt_self_message_iterator_get_data(self_msg_iter); | |
2093 | bt_message_iterator_status status = BT_MESSAGE_ITERATOR_STATUS_OK; | |
2094 | ||
2095 | BT_ASSERT(debug_info_msg_iter); | |
2096 | ||
2097 | /* Ask the upstream component to seek to the beginning. */ | |
2098 | status = bt_self_component_port_input_message_iterator_seek_beginning( | |
2099 | debug_info_msg_iter->msg_iter); | |
2100 | if (status != BT_MESSAGE_ITERATOR_STATUS_OK) { | |
2101 | goto end; | |
2102 | } | |
2103 | ||
2104 | /* Clear this iterator data. */ | |
2105 | trace_ir_maps_clear(debug_info_msg_iter->ir_maps); | |
2106 | g_hash_table_remove_all(debug_info_msg_iter->debug_info_map); | |
2107 | end: | |
2108 | return bt_common_message_iterator_status_to_self(status); | |
2109 | } | |
2110 | ||
2111 | BT_HIDDEN | |
2112 | void debug_info_msg_iter_finalize(bt_self_message_iterator *it) | |
2113 | { | |
2114 | struct debug_info_msg_iter *debug_info_msg_iter; | |
2115 | ||
2116 | debug_info_msg_iter = bt_self_message_iterator_get_data(it); | |
2117 | BT_ASSERT(debug_info_msg_iter); | |
2118 | ||
3b841d03 | 2119 | debug_info_msg_iter_destroy(debug_info_msg_iter); |
58f6d595 | 2120 | } |