Commit | Line | Data |
---|---|---|
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" |
3fa1b6a3 | 32 | #include "logging/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 | 121 | const bt_trace *input_trace; |
eba7ea21 | 122 | bt_listener_id 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( | |
9a51bfb2 | 218 | debug_info_src->src_path); |
4f45f9bb | 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( | |
9a51bfb2 | 230 | debug_info_src->bin_path); |
4f45f9bb JD |
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( | |
9a51bfb2 FD |
276 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, |
277 | (GDestroyNotify) bin_info_destroy); | |
4f45f9bb JD |
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( | |
9a51bfb2 FD |
283 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, |
284 | (GDestroyNotify) debug_info_source_destroy); | |
4f45f9bb JD |
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( | |
9a51bfb2 | 340 | event_payload, field_name); |
58f6d595 FD |
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( | |
9a51bfb2 | 356 | event_common_ctx, field_name); |
58f6d595 FD |
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 | { | |
60bbfc7c | 366 | *value = bt_field_integer_signed_get_value( |
9a51bfb2 | 367 | event_borrow_common_context_field(event, field_name)); |
58f6d595 FD |
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) == | |
9a51bfb2 | 381 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY); |
58f6d595 | 382 | BT_ASSERT(bt_field_class_get_type( |
9a51bfb2 FD |
383 | bt_field_class_array_borrow_element_field_class_const( |
384 | build_id_field_class)) == | |
385 | BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER); | |
58f6d595 FD |
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) == | |
9a51bfb2 | 407 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY); |
58f6d595 | 408 | BT_ASSERT(bt_field_class_get_type( |
9a51bfb2 FD |
409 | bt_field_class_array_borrow_element_field_class_const( |
410 | build_id_field_class)) == | |
411 | BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER); | |
58f6d595 FD |
412 | |
413 | build_id_len = bt_field_array_get_length(build_id_field); | |
414 | ||
415 | for (i = 0; i < build_id_len; i++) { | |
9a51bfb2 FD |
416 | curr_field = bt_field_array_borrow_element_field_by_index_const( |
417 | build_id_field, i); | |
58f6d595 | 418 | |
60bbfc7c | 419 | build_id[i] = bt_field_integer_unsigned_get_value(curr_field); |
58f6d595 FD |
420 | } |
421 | ||
422 | return ret; | |
423 | } | |
424 | ||
425 | static | |
426 | void event_get_payload_unsigned_integer_field_value(const bt_event *event, | |
427 | const char *field_name, uint64_t *value) | |
428 | { | |
60bbfc7c | 429 | *value = bt_field_integer_unsigned_get_value( |
9a51bfb2 | 430 | event_borrow_payload_field(event, field_name)); |
58f6d595 FD |
431 | } |
432 | ||
433 | static | |
434 | void event_get_payload_string_field_value(const bt_event *event, | |
435 | const char *field_name, const char **value) | |
436 | { | |
437 | *value = bt_field_string_get_value( | |
9a51bfb2 | 438 | event_borrow_payload_field(event, field_name)); |
58f6d595 FD |
439 | } |
440 | ||
441 | static inline | |
442 | bool event_has_payload_field(const bt_event *event, | |
443 | const char *field_name) | |
444 | { | |
8e01f2d9 | 445 | return event_borrow_payload_field(event, field_name); |
58f6d595 FD |
446 | } |
447 | ||
4f45f9bb JD |
448 | static |
449 | struct debug_info_source *proc_debug_info_sources_get_entry( | |
a07aba4f | 450 | struct debug_info *debug_info, |
4f45f9bb JD |
451 | struct proc_debug_info_sources *proc_dbg_info_src, uint64_t ip) |
452 | { | |
453 | struct debug_info_source *debug_info_src = NULL; | |
454 | gpointer key = g_new0(uint64_t, 1); | |
455 | GHashTableIter iter; | |
456 | gpointer baddr, value; | |
457 | ||
458 | if (!key) { | |
459 | goto end; | |
460 | } | |
461 | ||
462 | *((uint64_t *) key) = ip; | |
463 | ||
464 | /* Look in IP to debug infos hash table first. */ | |
465 | debug_info_src = g_hash_table_lookup( | |
9a51bfb2 | 466 | proc_dbg_info_src->ip_to_debug_info_src, key); |
4f45f9bb JD |
467 | if (debug_info_src) { |
468 | goto end; | |
469 | } | |
470 | ||
471 | /* Check in all bin_infos. */ | |
472 | g_hash_table_iter_init(&iter, proc_dbg_info_src->baddr_to_bin_info); | |
473 | ||
474 | while (g_hash_table_iter_next(&iter, &baddr, &value)) | |
475 | { | |
476 | struct bin_info *bin = value; | |
477 | ||
478 | if (!bin_info_has_address(value, ip)) { | |
479 | continue; | |
480 | } | |
481 | ||
482 | /* | |
483 | * Found; add it to cache. | |
484 | * | |
485 | * FIXME: this should be bounded in size (and implement | |
486 | * a caching policy), and entries should be prunned when | |
487 | * libraries are unmapped. | |
488 | */ | |
475e740e PP |
489 | debug_info_src = debug_info_source_create_from_bin(bin, ip, |
490 | debug_info->self_comp); | |
4f45f9bb JD |
491 | if (debug_info_src) { |
492 | g_hash_table_insert( | |
9a51bfb2 FD |
493 | proc_dbg_info_src->ip_to_debug_info_src, key, |
494 | debug_info_src); | |
4f45f9bb JD |
495 | /* Ownership passed to ht. */ |
496 | key = NULL; | |
497 | } | |
498 | break; | |
499 | } | |
500 | ||
501 | end: | |
502 | free(key); | |
503 | return debug_info_src; | |
504 | } | |
505 | ||
8d7183bd | 506 | static |
4f45f9bb JD |
507 | struct debug_info_source *debug_info_query(struct debug_info *debug_info, |
508 | int64_t vpid, uint64_t ip) | |
509 | { | |
510 | struct debug_info_source *dbg_info_src = NULL; | |
511 | struct proc_debug_info_sources *proc_dbg_info_src; | |
512 | ||
513 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 514 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
515 | if (!proc_dbg_info_src) { |
516 | goto end; | |
517 | } | |
518 | ||
a07aba4f PP |
519 | dbg_info_src = proc_debug_info_sources_get_entry(debug_info, |
520 | proc_dbg_info_src, ip); | |
4f45f9bb JD |
521 | |
522 | end: | |
523 | return dbg_info_src; | |
524 | } | |
525 | ||
8d7183bd | 526 | static |
58f6d595 | 527 | struct debug_info *debug_info_create(struct debug_info_component *comp, |
8d7183bd | 528 | const bt_trace *trace, struct bt_fd_cache *fdc) |
4f45f9bb JD |
529 | { |
530 | int ret; | |
531 | struct debug_info *debug_info; | |
532 | ||
8d7183bd FD |
533 | BT_ASSERT(comp); |
534 | BT_ASSERT(trace); | |
535 | BT_ASSERT(fdc); | |
536 | ||
4f45f9bb JD |
537 | debug_info = g_new0(struct debug_info, 1); |
538 | if (!debug_info) { | |
539 | goto end; | |
540 | } | |
541 | ||
a07aba4f | 542 | debug_info->log_level = comp->log_level; |
475e740e | 543 | debug_info->self_comp = comp->self_comp; |
4f45f9bb | 544 | debug_info->vpid_to_proc_dbg_info_src = g_hash_table_new_full( |
9a51bfb2 FD |
545 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, |
546 | (GDestroyNotify) proc_debug_info_sources_destroy); | |
4f45f9bb JD |
547 | if (!debug_info->vpid_to_proc_dbg_info_src) { |
548 | goto error; | |
549 | } | |
550 | ||
9d325e17 | 551 | debug_info->comp = comp; |
4f45f9bb JD |
552 | ret = debug_info_init(debug_info); |
553 | if (ret) { | |
554 | goto error; | |
555 | } | |
556 | ||
58f6d595 | 557 | debug_info->input_trace = trace; |
8d7183bd | 558 | debug_info->fd_cache = fdc; |
58f6d595 | 559 | |
4f45f9bb JD |
560 | end: |
561 | return debug_info; | |
562 | error: | |
563 | g_free(debug_info); | |
564 | return NULL; | |
565 | } | |
566 | ||
8d7183bd | 567 | static |
4f45f9bb JD |
568 | void debug_info_destroy(struct debug_info *debug_info) |
569 | { | |
a07aba4f | 570 | bt_logging_level log_level; |
475e740e | 571 | bt_self_component *self_comp; |
fb25b9e3 | 572 | bt_trace_remove_listener_status remove_listener_status; |
4f45f9bb JD |
573 | if (!debug_info) { |
574 | goto end; | |
575 | } | |
576 | ||
a07aba4f | 577 | log_level = debug_info->log_level; |
475e740e | 578 | self_comp = debug_info->self_comp; |
a07aba4f | 579 | |
4f45f9bb JD |
580 | if (debug_info->vpid_to_proc_dbg_info_src) { |
581 | g_hash_table_destroy(debug_info->vpid_to_proc_dbg_info_src); | |
582 | } | |
583 | ||
fb25b9e3 | 584 | remove_listener_status = bt_trace_remove_destruction_listener( |
9a51bfb2 FD |
585 | debug_info->input_trace, |
586 | debug_info->destruction_listener_id); | |
fb25b9e3 | 587 | if (remove_listener_status != BT_TRACE_REMOVE_LISTENER_STATUS_OK) { |
475e740e | 588 | BT_COMP_LOGE("Trace destruction listener removal failed."); |
0fb60f5d | 589 | bt_current_thread_clear_error(); |
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 | 608 | event_get_common_context_signed_integer_field_value(event, |
9a51bfb2 | 609 | VPID_FIELD_NAME, &vpid); |
58f6d595 | 610 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 611 | BADDR_FIELD_NAME, &baddr); |
4f45f9bb JD |
612 | |
613 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 614 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
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, | |
9a51bfb2 | 620 | (gpointer) &baddr); |
4f45f9bb JD |
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 | 628 | ret = event_get_payload_build_id_length(event, BUILD_ID_FIELD_NAME, |
9a51bfb2 | 629 | &build_id_len); |
58f6d595 FD |
630 | |
631 | build_id = g_new0(uint8_t, build_id_len); | |
632 | if (!build_id) { | |
633 | goto end; | |
634 | } | |
4f45f9bb | 635 | |
58f6d595 | 636 | ret = event_get_payload_build_id_value(event, BUILD_ID_FIELD_NAME, |
9a51bfb2 | 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, |
9a51bfb2 | 672 | VPID_FIELD_NAME, &vpid); |
4f45f9bb | 673 | |
58f6d595 | 674 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 675 | BADDR_FIELD_NAME, &baddr); |
4f45f9bb | 676 | |
58f6d595 | 677 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 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, | |
9a51bfb2 | 683 | FILENAME_FIELD_NAME, &filename); |
4f45f9bb JD |
684 | |
685 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 686 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
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, | |
9a51bfb2 | 692 | (gpointer) &baddr); |
4f45f9bb JD |
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 | 719 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 720 | MEMSZ_FIELD_NAME, &memsz); |
58f6d595 FD |
721 | if (memsz == 0) { |
722 | /* Ignore VDSO. */ | |
4f45f9bb JD |
723 | goto end; |
724 | } | |
725 | ||
58f6d595 | 726 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 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 | 813 | event_get_payload_unsigned_integer_field_value(event, BADDR_FIELD_NAME, |
9a51bfb2 | 814 | &baddr); |
4f45f9bb | 815 | |
58f6d595 | 816 | event_get_common_context_signed_integer_field_value(event, |
9a51bfb2 | 817 | VPID_FIELD_NAME, &vpid); |
4f45f9bb JD |
818 | |
819 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 820 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb | 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 | 829 | ret = g_hash_table_remove(proc_dbg_info_src->baddr_to_bin_info, |
9a51bfb2 | 830 | (gpointer) &baddr); |
58f6d595 | 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 | 843 | event_get_common_context_signed_integer_field_value( |
9a51bfb2 | 844 | event, VPID_FIELD_NAME, &vpid); |
4f45f9bb JD |
845 | |
846 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 847 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
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, | |
9a51bfb2 | 865 | (gpointer) in_trace); |
58f6d595 FD |
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( | |
9a51bfb2 | 888 | bt_event_borrow_stream_const(event)); |
58f6d595 FD |
889 | |
890 | debug_info = g_hash_table_lookup(debug_it->debug_info_map, trace); | |
891 | if (!debug_info) { | |
0fb60f5d PP |
892 | bt_trace_add_listener_status add_listener_status; |
893 | ||
58f6d595 | 894 | debug_info = debug_info_create(debug_it->debug_info_component, |
9a51bfb2 | 895 | trace, &debug_it->fd_cache); |
58f6d595 | 896 | g_hash_table_insert(debug_it->debug_info_map, (gpointer) trace, |
9a51bfb2 | 897 | debug_info); |
0fb60f5d | 898 | add_listener_status = bt_trace_add_destruction_listener( |
9a51bfb2 FD |
899 | trace, trace_debug_info_remove_func, debug_it, |
900 | &debug_info->destruction_listener_id); | |
0fb60f5d | 901 | BT_ASSERT(add_listener_status == BT_TRACE_ADD_LISTENER_STATUS_OK); |
4f45f9bb | 902 | } |
58f6d595 | 903 | |
4f45f9bb JD |
904 | q_event_name = g_quark_try_string(event_name); |
905 | ||
906 | if (q_event_name == debug_info->q_statedump_bin_info) { | |
907 | /* State dump */ | |
58f6d595 | 908 | handle_event_statedump_bin_info(debug_info, event); |
4f45f9bb JD |
909 | } else if (q_event_name == debug_info->q_dl_open || |
910 | q_event_name == debug_info->q_lib_load) { | |
911 | /* | |
912 | * dl_open and lib_load events are both checked for since | |
913 | * only dl_open was produced as of lttng-ust 2.8. | |
914 | * | |
915 | * lib_load, which is produced from lttng-ust 2.9+, is a lot | |
916 | * more reliable since it will be emitted when other functions | |
917 | * of the dlopen family are called (e.g. dlmopen) and when | |
918 | * library are transitively loaded. | |
919 | */ | |
58f6d595 | 920 | handle_event_lib_load(debug_info, event); |
4f45f9bb JD |
921 | } else if (q_event_name == debug_info->q_statedump_start) { |
922 | /* Start state dump */ | |
58f6d595 | 923 | handle_event_statedump_start(debug_info, event); |
4f45f9bb JD |
924 | } else if (q_event_name == debug_info->q_statedump_debug_link) { |
925 | /* Debug link info */ | |
58f6d595 | 926 | handle_event_statedump_debug_link(debug_info, event); |
4f45f9bb JD |
927 | } else if (q_event_name == debug_info->q_statedump_build_id) { |
928 | /* Build ID info */ | |
58f6d595 | 929 | handle_event_statedump_build_id(debug_info, event); |
4f45f9bb | 930 | } else if (q_event_name == debug_info-> q_lib_unload) { |
58f6d595 FD |
931 | handle_event_lib_unload(debug_info, event); |
932 | } | |
933 | ||
934 | return; | |
935 | } | |
936 | ||
937 | static | |
938 | void destroy_debug_info_comp(struct debug_info_component *debug_info) | |
939 | { | |
2638950d FD |
940 | if (!debug_info) { |
941 | return; | |
942 | } | |
943 | ||
944 | g_free(debug_info->arg_debug_dir); | |
945 | g_free(debug_info->arg_debug_info_field_name); | |
946 | g_free(debug_info->arg_target_prefix); | |
58f6d595 FD |
947 | g_free(debug_info); |
948 | } | |
949 | ||
950 | static | |
951 | void fill_debug_info_bin_field(struct debug_info_source *dbg_info_src, | |
a07aba4f | 952 | bool full_path, bt_field *curr_field, |
475e740e | 953 | bt_logging_level log_level, bt_self_component *self_comp) |
58f6d595 | 954 | { |
fb25b9e3 PP |
955 | bt_field_string_set_value_status set_status; |
956 | bt_field_string_append_status append_status; | |
58f6d595 FD |
957 | |
958 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
9a51bfb2 | 959 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 FD |
960 | |
961 | if (dbg_info_src) { | |
962 | if (full_path) { | |
fb25b9e3 PP |
963 | set_status = bt_field_string_set_value(curr_field, |
964 | dbg_info_src->bin_path); | |
58f6d595 | 965 | } else { |
fb25b9e3 PP |
966 | set_status = bt_field_string_set_value(curr_field, |
967 | dbg_info_src->short_bin_path); | |
58f6d595 | 968 | } |
fb25b9e3 | 969 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 970 | BT_COMP_LOGE("Cannot set path component of \"bin\" " |
58f6d595 FD |
971 | "curr_field field's value: str-fc-addr=%p", |
972 | curr_field); | |
0fb60f5d | 973 | bt_current_thread_clear_error(); |
58f6d595 FD |
974 | } |
975 | ||
fb25b9e3 PP |
976 | append_status = bt_field_string_append(curr_field, |
977 | dbg_info_src->bin_loc); | |
978 | if (append_status != BT_FIELD_STRING_APPEND_STATUS_OK) { | |
475e740e | 979 | BT_COMP_LOGE("Cannot set bin location component of \"bin\" " |
58f6d595 FD |
980 | "curr_field field's value: str-fc-addr=%p", |
981 | curr_field); | |
0fb60f5d | 982 | bt_current_thread_clear_error(); |
58f6d595 FD |
983 | } |
984 | } else { | |
fb25b9e3 PP |
985 | set_status = bt_field_string_set_value(curr_field, ""); |
986 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { | |
475e740e | 987 | BT_COMP_LOGE("Cannot set \"bin\" curr_field field's value: " |
58f6d595 | 988 | "str-fc-addr=%p", curr_field); |
0fb60f5d | 989 | bt_current_thread_clear_error(); |
58f6d595 FD |
990 | } |
991 | } | |
992 | } | |
993 | ||
994 | static | |
995 | void fill_debug_info_func_field(struct debug_info_source *dbg_info_src, | |
475e740e PP |
996 | bt_field *curr_field, bt_logging_level log_level, |
997 | bt_self_component *self_comp) | |
58f6d595 | 998 | { |
fb25b9e3 | 999 | bt_field_string_set_value_status status; |
58f6d595 FD |
1000 | |
1001 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
1002 | BT_FIELD_CLASS_TYPE_STRING); | |
1003 | if (dbg_info_src && dbg_info_src->func) { | |
1004 | status = bt_field_string_set_value(curr_field, | |
fb25b9e3 | 1005 | dbg_info_src->func); |
58f6d595 FD |
1006 | } else { |
1007 | status = bt_field_string_set_value(curr_field, ""); | |
1008 | } | |
fb25b9e3 | 1009 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1010 | BT_COMP_LOGE("Cannot set \"func\" curr_field field's value: " |
58f6d595 | 1011 | "str-fc-addr=%p", curr_field); |
0fb60f5d | 1012 | bt_current_thread_clear_error(); |
58f6d595 FD |
1013 | } |
1014 | } | |
1015 | ||
1016 | static | |
1017 | void fill_debug_info_src_field(struct debug_info_source *dbg_info_src, | |
a07aba4f | 1018 | bool full_path, bt_field *curr_field, |
475e740e PP |
1019 | bt_logging_level log_level, |
1020 | bt_self_component *self_comp) | |
58f6d595 | 1021 | { |
fb25b9e3 PP |
1022 | bt_field_string_set_value_status set_status; |
1023 | bt_field_string_append_status append_status; | |
58f6d595 FD |
1024 | |
1025 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
9a51bfb2 | 1026 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 FD |
1027 | |
1028 | if (dbg_info_src && dbg_info_src->src_path) { | |
1029 | if (full_path) { | |
fb25b9e3 | 1030 | set_status = bt_field_string_set_value(curr_field, |
9a51bfb2 | 1031 | dbg_info_src->src_path); |
58f6d595 | 1032 | } else { |
fb25b9e3 | 1033 | set_status = bt_field_string_set_value(curr_field, |
9a51bfb2 | 1034 | dbg_info_src->short_src_path); |
58f6d595 | 1035 | } |
fb25b9e3 | 1036 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1037 | BT_COMP_LOGE("Cannot set path component of \"src\" " |
58f6d595 FD |
1038 | "curr_field field's value: str-fc-addr=%p", |
1039 | curr_field); | |
0fb60f5d | 1040 | bt_current_thread_clear_error(); |
58f6d595 FD |
1041 | } |
1042 | ||
fb25b9e3 PP |
1043 | append_status = bt_field_string_append(curr_field, ":"); |
1044 | if (append_status != BT_FIELD_STRING_APPEND_STATUS_OK) { | |
475e740e | 1045 | BT_COMP_LOGE("Cannot set colon component of \"src\" " |
58f6d595 FD |
1046 | "curr_field field's value: str-fc-addr=%p", |
1047 | curr_field); | |
0fb60f5d | 1048 | bt_current_thread_clear_error(); |
58f6d595 FD |
1049 | } |
1050 | ||
fb25b9e3 PP |
1051 | append_status = bt_field_string_append(curr_field, |
1052 | dbg_info_src->line_no); | |
1053 | if (append_status != BT_FIELD_STRING_APPEND_STATUS_OK) { | |
475e740e | 1054 | BT_COMP_LOGE("Cannot set line number component of \"src\" " |
58f6d595 FD |
1055 | "curr_field field's value: str-fc-addr=%p", |
1056 | curr_field); | |
0fb60f5d | 1057 | bt_current_thread_clear_error(); |
58f6d595 FD |
1058 | } |
1059 | } else { | |
fb25b9e3 PP |
1060 | set_status = bt_field_string_set_value(curr_field, ""); |
1061 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { | |
475e740e | 1062 | BT_COMP_LOGE("Cannot set \"src\" curr_field field's value: " |
58f6d595 | 1063 | "str-fc-addr=%p", curr_field); |
0fb60f5d | 1064 | bt_current_thread_clear_error(); |
58f6d595 FD |
1065 | } |
1066 | } | |
1067 | } | |
1068 | ||
a07aba4f PP |
1069 | static |
1070 | void fill_debug_info_field_empty(bt_field *debug_info_field, | |
475e740e | 1071 | bt_logging_level log_level, bt_self_component *self_comp) |
58f6d595 | 1072 | { |
fb25b9e3 | 1073 | bt_field_string_set_value_status status; |
58f6d595 FD |
1074 | bt_field *bin_field, *func_field, *src_field; |
1075 | ||
1076 | BT_ASSERT(bt_field_get_class_type(debug_info_field) == | |
9a51bfb2 | 1077 | BT_FIELD_CLASS_TYPE_STRUCTURE); |
58f6d595 FD |
1078 | |
1079 | bin_field = bt_field_structure_borrow_member_field_by_name( | |
9a51bfb2 | 1080 | debug_info_field, "bin"); |
58f6d595 | 1081 | func_field = bt_field_structure_borrow_member_field_by_name( |
9a51bfb2 | 1082 | debug_info_field, "func"); |
58f6d595 | 1083 | src_field = bt_field_structure_borrow_member_field_by_name( |
9a51bfb2 | 1084 | debug_info_field, "src"); |
58f6d595 FD |
1085 | |
1086 | BT_ASSERT(bt_field_get_class_type(bin_field) == | |
9a51bfb2 | 1087 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 | 1088 | BT_ASSERT(bt_field_get_class_type(func_field) == |
9a51bfb2 | 1089 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 | 1090 | BT_ASSERT(bt_field_get_class_type(src_field) == |
9a51bfb2 | 1091 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 FD |
1092 | |
1093 | status = bt_field_string_set_value(bin_field, ""); | |
fb25b9e3 | 1094 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1095 | BT_COMP_LOGE("Cannot set \"bin\" bin_field field's value: " |
58f6d595 | 1096 | "str-fc-addr=%p", bin_field); |
0fb60f5d | 1097 | bt_current_thread_clear_error(); |
58f6d595 FD |
1098 | } |
1099 | ||
1100 | status = bt_field_string_set_value(func_field, ""); | |
fb25b9e3 | 1101 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1102 | BT_COMP_LOGE("Cannot set \"func\" func_field field's value: " |
58f6d595 | 1103 | "str-fc-addr=%p", func_field); |
0fb60f5d | 1104 | bt_current_thread_clear_error(); |
58f6d595 FD |
1105 | } |
1106 | ||
1107 | status = bt_field_string_set_value(src_field, ""); | |
fb25b9e3 | 1108 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1109 | BT_COMP_LOGE("Cannot set \"src\" src_field field's value: " |
58f6d595 | 1110 | "str-fc-addr=%p", src_field); |
0fb60f5d | 1111 | bt_current_thread_clear_error(); |
58f6d595 FD |
1112 | } |
1113 | } | |
1114 | static | |
1115 | void fill_debug_info_field(struct debug_info *debug_info, int64_t vpid, | |
1116 | uint64_t ip, bt_field *debug_info_field) | |
1117 | { | |
1118 | struct debug_info_source *dbg_info_src; | |
1119 | const bt_field_class *debug_info_fc; | |
1120 | ||
1121 | BT_ASSERT(bt_field_get_class_type(debug_info_field) == | |
9a51bfb2 | 1122 | BT_FIELD_CLASS_TYPE_STRUCTURE); |
58f6d595 FD |
1123 | |
1124 | debug_info_fc = bt_field_borrow_class_const(debug_info_field); | |
1125 | ||
1126 | BT_ASSERT(bt_field_class_structure_get_member_count(debug_info_fc) == 3); | |
1127 | ||
1128 | dbg_info_src = debug_info_query(debug_info, vpid, ip); | |
1129 | ||
a07aba4f PP |
1130 | fill_debug_info_bin_field(dbg_info_src, |
1131 | debug_info->comp->arg_full_path, | |
1132 | bt_field_structure_borrow_member_field_by_name( | |
1133 | debug_info_field, "bin"), | |
475e740e | 1134 | debug_info->log_level, debug_info->self_comp); |
58f6d595 | 1135 | fill_debug_info_func_field(dbg_info_src, |
a07aba4f PP |
1136 | bt_field_structure_borrow_member_field_by_name( |
1137 | debug_info_field, "func"), | |
475e740e | 1138 | debug_info->log_level, debug_info->self_comp); |
a07aba4f PP |
1139 | fill_debug_info_src_field(dbg_info_src, |
1140 | debug_info->comp->arg_full_path, | |
1141 | bt_field_structure_borrow_member_field_by_name( | |
1142 | debug_info_field, "src"), | |
475e740e | 1143 | debug_info->log_level, debug_info->self_comp); |
58f6d595 FD |
1144 | } |
1145 | ||
1146 | static | |
1147 | void fill_debug_info_event_if_needed(struct debug_info_msg_iter *debug_it, | |
1148 | const bt_event *in_event, bt_event *out_event) | |
1149 | { | |
1150 | bt_field *out_common_ctx_field, *out_debug_info_field; | |
1151 | const bt_field *vpid_field, *ip_field, *in_common_ctx_field; | |
1152 | const bt_field_class *in_common_ctx_fc; | |
1153 | struct debug_info *debug_info; | |
1154 | uint64_t vpid; | |
1155 | int64_t ip; | |
2638950d | 1156 | gchar *debug_info_field_name = |
58f6d595 | 1157 | debug_it->debug_info_component->arg_debug_info_field_name; |
a07aba4f | 1158 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1159 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1160 | |
1161 | in_common_ctx_field = bt_event_borrow_common_context_field_const( | |
9a51bfb2 | 1162 | in_event); |
58f6d595 FD |
1163 | if (!in_common_ctx_field) { |
1164 | /* | |
1165 | * There is no event common context so no need to add debug | |
1166 | * info field. | |
1167 | */ | |
1168 | goto end; | |
1169 | } | |
1170 | ||
1171 | in_common_ctx_fc = bt_field_borrow_class_const(in_common_ctx_field); | |
1172 | if (!is_event_common_ctx_dbg_info_compatible(in_common_ctx_fc, | |
9a51bfb2 | 1173 | debug_it->ir_maps->debug_info_field_class_name)) { |
58f6d595 FD |
1174 | /* |
1175 | * The input event common context does not have the necessary | |
1176 | * fields to resolve debug information. | |
1177 | */ | |
1178 | goto end; | |
1179 | } | |
1180 | ||
1181 | /* Borrow the debug-info field. */ | |
1182 | out_common_ctx_field = bt_event_borrow_common_context_field(out_event); | |
1183 | if (!out_common_ctx_field) { | |
1184 | goto end; | |
4f45f9bb JD |
1185 | } |
1186 | ||
58f6d595 | 1187 | out_debug_info_field = bt_field_structure_borrow_member_field_by_name( |
9a51bfb2 | 1188 | out_common_ctx_field, debug_info_field_name); |
58f6d595 FD |
1189 | |
1190 | vpid_field = bt_field_structure_borrow_member_field_by_name_const( | |
9a51bfb2 | 1191 | out_common_ctx_field, VPID_FIELD_NAME); |
58f6d595 | 1192 | ip_field = bt_field_structure_borrow_member_field_by_name_const( |
9a51bfb2 | 1193 | out_common_ctx_field, IP_FIELD_NAME); |
58f6d595 | 1194 | |
60bbfc7c PP |
1195 | vpid = bt_field_integer_signed_get_value(vpid_field); |
1196 | ip = bt_field_integer_unsigned_get_value(ip_field); | |
58f6d595 FD |
1197 | |
1198 | /* | |
1199 | * Borrow the debug_info structure needed for the source | |
1200 | * resolving. | |
1201 | */ | |
1202 | debug_info = g_hash_table_lookup(debug_it->debug_info_map, | |
9a51bfb2 FD |
1203 | bt_stream_borrow_trace_const( |
1204 | bt_event_borrow_stream_const(in_event))); | |
58f6d595 FD |
1205 | |
1206 | if (debug_info) { | |
1207 | /* | |
1208 | * Perform the debug-info resolving and set the event fields | |
1209 | * accordingly. | |
1210 | */ | |
1211 | fill_debug_info_field(debug_info, vpid, ip, out_debug_info_field); | |
1212 | } else { | |
475e740e | 1213 | BT_COMP_LOGD("No debug information for this trace. Setting debug " |
58f6d595 | 1214 | "info fields to empty strings."); |
475e740e PP |
1215 | fill_debug_info_field_empty(out_debug_info_field, |
1216 | log_level, self_comp); | |
58f6d595 | 1217 | } |
4f45f9bb JD |
1218 | end: |
1219 | return; | |
1220 | } | |
58f6d595 FD |
1221 | |
1222 | static | |
1223 | void update_event_statedump_if_needed(struct debug_info_msg_iter *debug_it, | |
1224 | const bt_event *in_event) | |
1225 | { | |
1226 | const bt_field *event_common_ctx; | |
1227 | const bt_field_class *event_common_ctx_fc; | |
1228 | const bt_event_class *in_event_class = bt_event_borrow_class_const(in_event); | |
1229 | ||
1230 | /* | |
1231 | * If the event is an lttng_ust_statedump event AND has the right event | |
1232 | * common context fields update the debug-info view for this process. | |
1233 | */ | |
1234 | event_common_ctx = bt_event_borrow_common_context_field_const(in_event); | |
1235 | if (!event_common_ctx) { | |
1236 | goto end; | |
1237 | } | |
1238 | ||
1239 | event_common_ctx_fc = bt_field_borrow_class_const(event_common_ctx); | |
1240 | if (is_event_common_ctx_dbg_info_compatible(event_common_ctx_fc, | |
9a51bfb2 | 1241 | debug_it->ir_maps->debug_info_field_class_name)) { |
58f6d595 FD |
1242 | /* Checkout if it might be a one of lttng ust statedump events. */ |
1243 | const char *in_event_name = bt_event_class_get_name(in_event_class); | |
1244 | if (strncmp(in_event_name, LTTNG_UST_STATEDUMP_PREFIX, | |
1245 | strlen(LTTNG_UST_STATEDUMP_PREFIX)) == 0) { | |
1246 | /* Handle statedump events. */ | |
1247 | handle_event_statedump(debug_it, in_event); | |
1248 | } | |
1249 | } | |
1250 | end: | |
1251 | return; | |
1252 | } | |
1253 | ||
1254 | static | |
1255 | bt_message *handle_event_message(struct debug_info_msg_iter *debug_it, | |
1256 | const bt_message *in_message) | |
1257 | { | |
1258 | const bt_clock_snapshot *cs; | |
1259 | const bt_clock_class *default_cc; | |
1260 | const bt_packet *in_packet; | |
37a93d41 PP |
1261 | const bt_stream *in_stream; |
1262 | const bt_stream *out_stream; | |
58f6d595 | 1263 | bt_event_class *out_event_class; |
37a93d41 | 1264 | bt_packet *out_packet = NULL; |
58f6d595 | 1265 | bt_event *out_event; |
a07aba4f | 1266 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1267 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1268 | |
1269 | bt_message *out_message = NULL; | |
1270 | ||
1271 | /* Borrow the input event and its event class. */ | |
1272 | const bt_event *in_event = | |
1273 | bt_message_event_borrow_event_const(in_message); | |
1274 | const bt_event_class *in_event_class = | |
1275 | bt_event_borrow_class_const(in_event); | |
1276 | ||
1277 | update_event_statedump_if_needed(debug_it, in_event); | |
1278 | ||
1279 | out_event_class = trace_ir_mapping_borrow_mapped_event_class( | |
1280 | debug_it->ir_maps, in_event_class); | |
1281 | if (!out_event_class) { | |
1282 | out_event_class = trace_ir_mapping_create_new_mapped_event_class( | |
9a51bfb2 | 1283 | debug_it->ir_maps, in_event_class); |
58f6d595 FD |
1284 | } |
1285 | BT_ASSERT(out_event_class); | |
1286 | ||
37a93d41 PP |
1287 | /* Borrow the input stream. */ |
1288 | in_stream = bt_event_borrow_stream_const(in_event); | |
1289 | BT_ASSERT(in_stream); | |
1290 | out_stream = trace_ir_mapping_borrow_mapped_stream(debug_it->ir_maps, | |
1291 | in_stream); | |
1292 | BT_ASSERT(in_stream); | |
1293 | ||
58f6d595 FD |
1294 | /* Borrow the input and output packets. */ |
1295 | in_packet = bt_event_borrow_packet_const(in_event); | |
37a93d41 PP |
1296 | if (in_packet) { |
1297 | out_packet = trace_ir_mapping_borrow_mapped_packet( | |
1298 | debug_it->ir_maps, in_packet); | |
1299 | } | |
58f6d595 FD |
1300 | |
1301 | default_cc = bt_stream_class_borrow_default_clock_class_const( | |
9a51bfb2 | 1302 | bt_event_class_borrow_stream_class_const(in_event_class)); |
58f6d595 FD |
1303 | if (default_cc) { |
1304 | /* Borrow event clock snapshot. */ | |
11ddb3ef | 1305 | cs = bt_message_event_borrow_default_clock_snapshot_const( |
9a51bfb2 | 1306 | in_message); |
58f6d595 FD |
1307 | |
1308 | /* Create an output event message. */ | |
37a93d41 PP |
1309 | if (out_packet) { |
1310 | out_message = | |
1311 | bt_message_event_create_with_packet_and_default_clock_snapshot( | |
58f6d595 FD |
1312 | debug_it->input_iterator, |
1313 | out_event_class, out_packet, | |
1314 | bt_clock_snapshot_get_value(cs)); | |
37a93d41 PP |
1315 | } else { |
1316 | out_message = | |
1317 | bt_message_event_create_with_default_clock_snapshot( | |
1318 | debug_it->input_iterator, | |
1319 | out_event_class, out_stream, | |
1320 | bt_clock_snapshot_get_value(cs)); | |
1321 | } | |
58f6d595 | 1322 | } else { |
37a93d41 PP |
1323 | if (out_packet) { |
1324 | out_message = bt_message_event_create_with_packet( | |
1325 | debug_it->input_iterator, out_event_class, | |
1326 | out_packet); | |
1327 | } else { | |
1328 | out_message = bt_message_event_create( | |
1329 | debug_it->input_iterator, out_event_class, | |
1330 | out_stream); | |
1331 | } | |
58f6d595 FD |
1332 | } |
1333 | ||
1334 | if (!out_message) { | |
475e740e | 1335 | BT_COMP_LOGE("Error creating output event message."); |
58f6d595 FD |
1336 | goto error; |
1337 | } | |
1338 | ||
1339 | out_event = bt_message_event_borrow_event(out_message); | |
1340 | ||
1341 | /* Copy the original fields to the output event. */ | |
475e740e | 1342 | copy_event_content(in_event, out_event, log_level, self_comp); |
58f6d595 FD |
1343 | |
1344 | /* | |
1345 | * Try to set the debug-info fields based on debug information that is | |
1346 | * gathered so far. | |
1347 | */ | |
1348 | fill_debug_info_event_if_needed(debug_it, in_event, out_event); | |
1349 | ||
1350 | error: | |
1351 | return out_message; | |
1352 | } | |
1353 | ||
1354 | static | |
1355 | bt_message *handle_stream_begin_message(struct debug_info_msg_iter *debug_it, | |
1356 | const bt_message *in_message) | |
1357 | { | |
1358 | const bt_stream *in_stream; | |
1359 | bt_message *out_message; | |
1360 | bt_stream *out_stream; | |
a07aba4f | 1361 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1362 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1363 | |
1364 | in_stream = bt_message_stream_beginning_borrow_stream_const(in_message); | |
1365 | BT_ASSERT(in_stream); | |
1366 | ||
1367 | /* Create a duplicated output stream. */ | |
1368 | out_stream = trace_ir_mapping_create_new_mapped_stream( | |
9a51bfb2 | 1369 | debug_it->ir_maps, in_stream); |
58f6d595 FD |
1370 | if (!out_stream) { |
1371 | out_message = NULL; | |
1372 | goto error; | |
1373 | } | |
1374 | ||
1375 | /* Create an output stream beginning message. */ | |
1376 | out_message = bt_message_stream_beginning_create( | |
9a51bfb2 | 1377 | debug_it->input_iterator, out_stream); |
58f6d595 | 1378 | if (!out_message) { |
475e740e | 1379 | BT_COMP_LOGE("Error creating output stream beginning message: " |
58f6d595 FD |
1380 | "out-s-addr=%p", out_stream); |
1381 | } | |
1382 | error: | |
1383 | return out_message; | |
1384 | } | |
1385 | ||
1386 | static | |
1387 | bt_message *handle_stream_end_message(struct debug_info_msg_iter *debug_it, | |
1388 | const bt_message *in_message) | |
1389 | { | |
1390 | const bt_stream *in_stream; | |
1391 | bt_message *out_message = NULL; | |
1392 | bt_stream *out_stream; | |
a07aba4f | 1393 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1394 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1395 | |
1396 | in_stream = bt_message_stream_end_borrow_stream_const(in_message); | |
1397 | BT_ASSERT(in_stream); | |
1398 | ||
1399 | out_stream = trace_ir_mapping_borrow_mapped_stream( | |
9a51bfb2 | 1400 | debug_it->ir_maps, in_stream); |
58f6d595 FD |
1401 | BT_ASSERT(out_stream); |
1402 | ||
1403 | /* Create an output stream end message. */ | |
1404 | out_message = bt_message_stream_end_create(debug_it->input_iterator, | |
9a51bfb2 | 1405 | out_stream); |
58f6d595 | 1406 | if (!out_message) { |
475e740e | 1407 | BT_COMP_LOGE("Error creating output stream end message: out-s-addr=%p", |
58f6d595 | 1408 | out_stream); |
0fb60f5d | 1409 | goto end; |
58f6d595 FD |
1410 | } |
1411 | ||
1412 | /* Remove stream from trace mapping hashtable. */ | |
1413 | trace_ir_mapping_remove_mapped_stream(debug_it->ir_maps, in_stream); | |
1414 | ||
0fb60f5d | 1415 | end: |
58f6d595 FD |
1416 | return out_message; |
1417 | } | |
1418 | ||
1419 | static | |
1420 | bt_message *handle_packet_begin_message(struct debug_info_msg_iter *debug_it, | |
1421 | const bt_message *in_message) | |
1422 | { | |
34e13c22 | 1423 | bool has_default_clock_snapshot; |
58f6d595 FD |
1424 | const bt_clock_snapshot *cs; |
1425 | bt_message *out_message = NULL; | |
1426 | bt_packet *out_packet; | |
a07aba4f | 1427 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1428 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1429 | |
1430 | const bt_packet *in_packet = | |
1431 | bt_message_packet_beginning_borrow_packet_const(in_message); | |
1432 | BT_ASSERT(in_packet); | |
1433 | ||
1434 | /* This packet should not be already mapped. */ | |
1435 | BT_ASSERT(!trace_ir_mapping_borrow_mapped_packet( | |
1436 | debug_it->ir_maps, in_packet)); | |
1437 | ||
1438 | out_packet = trace_ir_mapping_create_new_mapped_packet(debug_it->ir_maps, | |
9a51bfb2 | 1439 | in_packet); |
58f6d595 FD |
1440 | |
1441 | BT_ASSERT(out_packet); | |
1442 | ||
34e13c22 | 1443 | has_default_clock_snapshot = |
5ef34326 | 1444 | bt_stream_class_packets_have_beginning_default_clock_snapshot( |
58f6d595 FD |
1445 | bt_stream_borrow_class_const( |
1446 | bt_packet_borrow_stream_const(in_packet))); | |
34e13c22 | 1447 | if (has_default_clock_snapshot) { |
58f6d595 | 1448 | /* Borrow clock snapshot. */ |
11ddb3ef | 1449 | cs = bt_message_packet_beginning_borrow_default_clock_snapshot_const( |
9a51bfb2 | 1450 | in_message); |
58f6d595 FD |
1451 | |
1452 | /* Create an output packet beginning message. */ | |
58f6d595 | 1453 | out_message = bt_message_packet_beginning_create_with_default_clock_snapshot( |
9a51bfb2 FD |
1454 | debug_it->input_iterator, out_packet, |
1455 | bt_clock_snapshot_get_value(cs)); | |
58f6d595 FD |
1456 | } else { |
1457 | out_message = bt_message_packet_beginning_create( | |
9a51bfb2 | 1458 | debug_it->input_iterator, out_packet); |
58f6d595 FD |
1459 | } |
1460 | if (!out_message) { | |
475e740e | 1461 | BT_COMP_LOGE("Error creating output packet beginning message: " |
58f6d595 FD |
1462 | "out-p-addr=%p", out_packet); |
1463 | } | |
1464 | ||
1465 | return out_message; | |
1466 | } | |
1467 | ||
1468 | static | |
1469 | bt_message *handle_packet_end_message(struct debug_info_msg_iter *debug_it, | |
1470 | const bt_message *in_message) | |
1471 | { | |
34e13c22 | 1472 | bool has_default_clock_snapshot; |
58f6d595 FD |
1473 | const bt_clock_snapshot *cs; |
1474 | const bt_packet *in_packet; | |
58f6d595 FD |
1475 | bt_message *out_message = NULL; |
1476 | bt_packet *out_packet; | |
a07aba4f | 1477 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1478 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1479 | |
1480 | in_packet = bt_message_packet_end_borrow_packet_const(in_message); | |
1481 | BT_ASSERT(in_packet); | |
1482 | ||
1483 | out_packet = trace_ir_mapping_borrow_mapped_packet(debug_it->ir_maps, in_packet); | |
1484 | BT_ASSERT(out_packet); | |
1485 | ||
34e13c22 | 1486 | has_default_clock_snapshot = |
5ef34326 | 1487 | bt_stream_class_packets_have_end_default_clock_snapshot( |
58f6d595 FD |
1488 | bt_stream_borrow_class_const( |
1489 | bt_packet_borrow_stream_const(in_packet))); | |
34e13c22 | 1490 | if (has_default_clock_snapshot) { |
58f6d595 | 1491 | /* Borrow clock snapshot. */ |
11ddb3ef | 1492 | cs = bt_message_packet_end_borrow_default_clock_snapshot_const( |
9a51bfb2 | 1493 | in_message); |
58f6d595 FD |
1494 | |
1495 | /* Create an outpute packet end message. */ | |
58f6d595 | 1496 | out_message = bt_message_packet_end_create_with_default_clock_snapshot( |
9a51bfb2 FD |
1497 | debug_it->input_iterator, out_packet, |
1498 | bt_clock_snapshot_get_value(cs)); | |
58f6d595 FD |
1499 | } else { |
1500 | out_message = bt_message_packet_end_create( | |
9a51bfb2 | 1501 | debug_it->input_iterator, out_packet); |
58f6d595 FD |
1502 | } |
1503 | ||
1504 | if (!out_message) { | |
475e740e | 1505 | BT_COMP_LOGE("Error creating output packet end message: " |
58f6d595 | 1506 | "out-p-addr=%p", out_packet); |
0fb60f5d | 1507 | goto end; |
58f6d595 FD |
1508 | } |
1509 | ||
1510 | /* Remove packet from data mapping hashtable. */ | |
1511 | trace_ir_mapping_remove_mapped_packet(debug_it->ir_maps, in_packet); | |
1512 | ||
0fb60f5d | 1513 | end: |
58f6d595 FD |
1514 | return out_message; |
1515 | } | |
1516 | ||
1517 | static | |
1518 | bt_message *handle_msg_iterator_inactivity(struct debug_info_msg_iter *debug_it, | |
1519 | const bt_message *in_message) | |
1520 | { | |
1521 | /* | |
1522 | * This message type can be forwarded directly because it does | |
1523 | * not refer to any objects in the trace class. | |
1524 | */ | |
1525 | bt_message_get_ref(in_message); | |
1526 | return (bt_message*) in_message; | |
1527 | } | |
1528 | ||
58f6d595 FD |
1529 | static |
1530 | bt_message *handle_discarded_events_message(struct debug_info_msg_iter *debug_it, | |
1531 | const bt_message *in_message) | |
1532 | { | |
1533 | const bt_clock_snapshot *begin_cs, *end_cs; | |
1534 | const bt_stream *in_stream; | |
77037b2b | 1535 | bool has_default_clock_snapshots; |
58f6d595 | 1536 | uint64_t discarded_events, begin_cs_value, end_cs_value; |
58f6d595 FD |
1537 | bt_property_availability prop_avail; |
1538 | bt_message *out_message = NULL; | |
1539 | bt_stream *out_stream; | |
a07aba4f | 1540 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1541 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1542 | |
1543 | in_stream = bt_message_discarded_events_borrow_stream_const( | |
1544 | in_message); | |
1545 | BT_ASSERT(in_stream); | |
1546 | ||
9a51bfb2 FD |
1547 | out_stream = trace_ir_mapping_borrow_mapped_stream( debug_it->ir_maps, |
1548 | in_stream); | |
58f6d595 FD |
1549 | BT_ASSERT(out_stream); |
1550 | ||
77037b2b PP |
1551 | has_default_clock_snapshots = |
1552 | bt_stream_class_discarded_events_have_default_clock_snapshots( | |
58f6d595 | 1553 | bt_stream_borrow_class_const(in_stream)); |
77037b2b | 1554 | if (has_default_clock_snapshots) { |
9a51bfb2 FD |
1555 | begin_cs = bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const( |
1556 | in_message); | |
1557 | end_cs = bt_message_discarded_events_borrow_end_default_clock_snapshot_const( | |
1558 | in_message); | |
58f6d595 FD |
1559 | |
1560 | begin_cs_value = bt_clock_snapshot_get_value(begin_cs); | |
1561 | end_cs_value = bt_clock_snapshot_get_value(end_cs); | |
1562 | ||
9a51bfb2 FD |
1563 | out_message = bt_message_discarded_events_create_with_default_clock_snapshots( |
1564 | debug_it->input_iterator, out_stream, | |
1565 | begin_cs_value, end_cs_value); | |
58f6d595 FD |
1566 | } else { |
1567 | out_message = bt_message_discarded_events_create( | |
9a51bfb2 | 1568 | debug_it->input_iterator, out_stream); |
58f6d595 FD |
1569 | } |
1570 | if (!out_message) { | |
475e740e | 1571 | BT_COMP_LOGE("Error creating output discarded events message: " |
58f6d595 FD |
1572 | "out-s-addr=%p", out_stream); |
1573 | goto error; | |
1574 | } | |
1575 | ||
1576 | prop_avail = bt_message_discarded_events_get_count(in_message, | |
9a51bfb2 | 1577 | &discarded_events); |
58f6d595 FD |
1578 | |
1579 | if (prop_avail == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { | |
1580 | bt_message_discarded_events_set_count(out_message, | |
9a51bfb2 | 1581 | discarded_events); |
58f6d595 FD |
1582 | } |
1583 | ||
1584 | error: | |
1585 | return out_message; | |
1586 | } | |
1587 | ||
1588 | static | |
1589 | bt_message *handle_discarded_packets_message(struct debug_info_msg_iter *debug_it, | |
1590 | const bt_message *in_message) | |
1591 | { | |
1592 | const bt_clock_snapshot *begin_cs, *end_cs; | |
77037b2b | 1593 | bool has_default_clock_snapshots; |
58f6d595 FD |
1594 | const bt_stream *in_stream; |
1595 | uint64_t discarded_packets, begin_cs_value, end_cs_value; | |
58f6d595 FD |
1596 | bt_property_availability prop_avail; |
1597 | bt_message *out_message = NULL; | |
1598 | bt_stream *out_stream; | |
a07aba4f | 1599 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1600 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1601 | |
1602 | in_stream = bt_message_discarded_packets_borrow_stream_const( | |
9a51bfb2 | 1603 | in_message); |
58f6d595 FD |
1604 | BT_ASSERT(in_stream); |
1605 | ||
9a51bfb2 FD |
1606 | out_stream = trace_ir_mapping_borrow_mapped_stream( debug_it->ir_maps, |
1607 | in_stream); | |
58f6d595 FD |
1608 | BT_ASSERT(out_stream); |
1609 | ||
77037b2b PP |
1610 | has_default_clock_snapshots = |
1611 | bt_stream_class_discarded_packets_have_default_clock_snapshots( | |
58f6d595 | 1612 | bt_stream_borrow_class_const(in_stream)); |
77037b2b | 1613 | if (has_default_clock_snapshots) { |
9a51bfb2 FD |
1614 | begin_cs = bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const( |
1615 | in_message); | |
58f6d595 | 1616 | |
9a51bfb2 FD |
1617 | end_cs = bt_message_discarded_packets_borrow_end_default_clock_snapshot_const( |
1618 | in_message); | |
58f6d595 FD |
1619 | |
1620 | begin_cs_value = bt_clock_snapshot_get_value(begin_cs); | |
1621 | end_cs_value = bt_clock_snapshot_get_value(end_cs); | |
1622 | ||
1623 | out_message = bt_message_discarded_packets_create_with_default_clock_snapshots( | |
9a51bfb2 FD |
1624 | debug_it->input_iterator, out_stream, |
1625 | begin_cs_value, end_cs_value); | |
58f6d595 FD |
1626 | } else { |
1627 | out_message = bt_message_discarded_packets_create( | |
9a51bfb2 | 1628 | debug_it->input_iterator, out_stream); |
58f6d595 FD |
1629 | } |
1630 | if (!out_message) { | |
475e740e | 1631 | BT_COMP_LOGE("Error creating output discarded packet message: " |
58f6d595 FD |
1632 | "out-s-addr=%p", out_stream); |
1633 | goto error; | |
1634 | } | |
1635 | ||
1636 | prop_avail = bt_message_discarded_packets_get_count(in_message, | |
9a51bfb2 | 1637 | &discarded_packets); |
58f6d595 FD |
1638 | if (prop_avail == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { |
1639 | bt_message_discarded_packets_set_count(out_message, | |
9a51bfb2 | 1640 | discarded_packets); |
58f6d595 FD |
1641 | } |
1642 | ||
1643 | error: | |
1644 | return out_message; | |
1645 | } | |
1646 | ||
1647 | static | |
1648 | const bt_message *handle_message(struct debug_info_msg_iter *debug_it, | |
1649 | const bt_message *in_message) | |
1650 | { | |
1651 | bt_message *out_message = NULL; | |
1652 | ||
1653 | switch (bt_message_get_type(in_message)) { | |
1654 | case BT_MESSAGE_TYPE_EVENT: | |
9a51bfb2 | 1655 | out_message = handle_event_message(debug_it, in_message); |
58f6d595 FD |
1656 | break; |
1657 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: | |
9a51bfb2 | 1658 | out_message = handle_packet_begin_message(debug_it, in_message); |
58f6d595 FD |
1659 | break; |
1660 | case BT_MESSAGE_TYPE_PACKET_END: | |
9a51bfb2 | 1661 | out_message = handle_packet_end_message(debug_it, in_message); |
58f6d595 FD |
1662 | break; |
1663 | case BT_MESSAGE_TYPE_STREAM_BEGINNING: | |
9a51bfb2 | 1664 | out_message = handle_stream_begin_message(debug_it, in_message); |
58f6d595 FD |
1665 | break; |
1666 | case BT_MESSAGE_TYPE_STREAM_END: | |
9a51bfb2 | 1667 | out_message = handle_stream_end_message(debug_it, in_message); |
58f6d595 FD |
1668 | break; |
1669 | case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY: | |
9a51bfb2 | 1670 | out_message = handle_msg_iterator_inactivity(debug_it, in_message); |
58f6d595 | 1671 | break; |
58f6d595 | 1672 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: |
9a51bfb2 | 1673 | out_message = handle_discarded_events_message(debug_it, in_message); |
58f6d595 FD |
1674 | break; |
1675 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
9a51bfb2 | 1676 | out_message = handle_discarded_packets_message(debug_it, in_message); |
58f6d595 FD |
1677 | break; |
1678 | default: | |
1679 | abort(); | |
1680 | break; | |
1681 | } | |
1682 | ||
1683 | return out_message; | |
1684 | } | |
1685 | ||
1686 | static | |
629d1904 SM |
1687 | bt_component_class_initialize_method_status init_from_params( |
1688 | struct debug_info_component *debug_info_component, | |
58f6d595 FD |
1689 | const bt_value *params) |
1690 | { | |
629d1904 SM |
1691 | const bt_value *value; |
1692 | bt_component_class_initialize_method_status status; | |
58f6d595 FD |
1693 | |
1694 | BT_ASSERT(params); | |
1695 | ||
1696 | value = bt_value_map_borrow_entry_value_const(params, | |
1697 | "debug-info-field-name"); | |
1698 | if (value) { | |
58f6d595 | 1699 | debug_info_component->arg_debug_info_field_name = |
2638950d | 1700 | g_strdup(bt_value_string_get(value)); |
58f6d595 FD |
1701 | } else { |
1702 | debug_info_component->arg_debug_info_field_name = | |
2638950d | 1703 | g_strdup(DEFAULT_DEBUG_INFO_FIELD_NAME); |
58f6d595 FD |
1704 | } |
1705 | ||
1706 | value = bt_value_map_borrow_entry_value_const(params, "debug-info-dir"); | |
1707 | if (value) { | |
2638950d FD |
1708 | debug_info_component->arg_debug_dir = |
1709 | g_strdup(bt_value_string_get(value)); | |
1710 | } else { | |
1711 | debug_info_component->arg_debug_dir = NULL; | |
58f6d595 FD |
1712 | } |
1713 | ||
2638950d | 1714 | |
58f6d595 FD |
1715 | value = bt_value_map_borrow_entry_value_const(params, "target-prefix"); |
1716 | if (value) { | |
1717 | debug_info_component->arg_target_prefix = | |
2638950d FD |
1718 | g_strdup(bt_value_string_get(value)); |
1719 | } else { | |
1720 | debug_info_component->arg_target_prefix = NULL; | |
58f6d595 FD |
1721 | } |
1722 | ||
1723 | value = bt_value_map_borrow_entry_value_const(params, "full-path"); | |
1724 | if (value) { | |
1725 | debug_info_component->arg_full_path = bt_value_bool_get(value); | |
2638950d FD |
1726 | } else { |
1727 | debug_info_component->arg_full_path = BT_FALSE; | |
58f6d595 FD |
1728 | } |
1729 | ||
629d1904 SM |
1730 | status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; |
1731 | ||
1732 | return status; | |
58f6d595 FD |
1733 | } |
1734 | ||
1735 | BT_HIDDEN | |
4175c1d5 | 1736 | bt_component_class_initialize_method_status debug_info_comp_init( |
475e740e | 1737 | bt_self_component_filter *self_comp_flt, |
e3250e61 | 1738 | bt_self_component_filter_configuration *config, |
f807570c | 1739 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
58f6d595 | 1740 | { |
58f6d595 | 1741 | struct debug_info_component *debug_info_comp; |
4175c1d5 FD |
1742 | bt_component_class_initialize_method_status status = |
1743 | BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; | |
fb25b9e3 | 1744 | bt_self_component_add_port_status add_port_status; |
475e740e PP |
1745 | bt_self_component *self_comp = |
1746 | bt_self_component_filter_as_self_component(self_comp_flt); | |
a07aba4f | 1747 | bt_logging_level log_level = bt_component_get_logging_level( |
475e740e | 1748 | bt_self_component_as_component(self_comp)); |
58f6d595 | 1749 | |
475e740e | 1750 | BT_COMP_LOGI("Initializing debug_info component: " |
58f6d595 FD |
1751 | "comp-addr=%p, params-addr=%p", self_comp, params); |
1752 | ||
1753 | debug_info_comp = g_new0(struct debug_info_component, 1); | |
1754 | if (!debug_info_comp) { | |
475e740e | 1755 | BT_COMP_LOGE_STR("Failed to allocate one debug_info component."); |
58f6d595 FD |
1756 | goto error; |
1757 | } | |
1758 | ||
a07aba4f | 1759 | debug_info_comp->log_level = log_level; |
475e740e PP |
1760 | debug_info_comp->self_comp = self_comp; |
1761 | bt_self_component_set_data(self_comp, debug_info_comp); | |
58f6d595 | 1762 | |
fb25b9e3 PP |
1763 | add_port_status = bt_self_component_filter_add_input_port( |
1764 | self_comp_flt, "in", NULL, NULL); | |
629d1904 SM |
1765 | if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { |
1766 | status = (int) add_port_status; | |
58f6d595 FD |
1767 | goto error; |
1768 | } | |
1769 | ||
fb25b9e3 | 1770 | add_port_status = bt_self_component_filter_add_output_port( |
629d1904 SM |
1771 | self_comp_flt, "out", NULL, NULL); |
1772 | if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { | |
1773 | status = (int) add_port_status; | |
58f6d595 FD |
1774 | goto error; |
1775 | } | |
1776 | ||
629d1904 SM |
1777 | status = init_from_params(debug_info_comp, params); |
1778 | if (status != BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) { | |
475e740e | 1779 | BT_COMP_LOGE("Cannot configure debug_info component: " |
58f6d595 FD |
1780 | "debug_info-comp-addr=%p, params-addr=%p", |
1781 | debug_info_comp, params); | |
1782 | goto error; | |
1783 | } | |
1784 | ||
1785 | goto end; | |
1786 | ||
1787 | error: | |
1788 | destroy_debug_info_comp(debug_info_comp); | |
475e740e | 1789 | bt_self_component_set_data(self_comp, NULL); |
58f6d595 | 1790 | |
4175c1d5 FD |
1791 | if (status == BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) { |
1792 | status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; | |
58f6d595 FD |
1793 | } |
1794 | end: | |
1795 | return status; | |
1796 | } | |
1797 | ||
1798 | BT_HIDDEN | |
475e740e | 1799 | void debug_info_comp_finalize(bt_self_component_filter *self_comp_flt) |
58f6d595 FD |
1800 | { |
1801 | struct debug_info_component *debug_info = | |
1802 | bt_self_component_get_data( | |
9a51bfb2 FD |
1803 | bt_self_component_filter_as_self_component( |
1804 | self_comp_flt)); | |
a07aba4f | 1805 | bt_logging_level log_level = debug_info->log_level; |
475e740e | 1806 | bt_self_component *self_comp = debug_info->self_comp; |
a07aba4f | 1807 | |
475e740e | 1808 | BT_COMP_LOGI("Finalizing debug_info self_component: comp-addr=%p", |
58f6d595 FD |
1809 | self_comp); |
1810 | ||
1811 | destroy_debug_info_comp(debug_info); | |
1812 | } | |
1813 | ||
1814 | BT_HIDDEN | |
fb25b9e3 | 1815 | bt_component_class_message_iterator_next_method_status debug_info_msg_iter_next( |
58f6d595 FD |
1816 | bt_self_message_iterator *self_msg_iter, |
1817 | const bt_message_array_const msgs, uint64_t capacity, | |
1818 | uint64_t *count) | |
1819 | { | |
1820 | bt_self_component_port_input_message_iterator *upstream_iterator = NULL; | |
fb25b9e3 | 1821 | bt_message_iterator_next_status upstream_iterator_ret_status; |
58f6d595 FD |
1822 | struct debug_info_msg_iter *debug_info_msg_iter; |
1823 | struct debug_info_component *debug_info = NULL; | |
fb25b9e3 | 1824 | bt_component_class_message_iterator_next_method_status status; |
58f6d595 FD |
1825 | bt_self_component *self_comp = NULL; |
1826 | bt_message_array_const input_msgs; | |
1827 | const bt_message *out_message; | |
1828 | uint64_t curr_msg_idx, i; | |
1829 | ||
fb25b9e3 | 1830 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
58f6d595 FD |
1831 | |
1832 | self_comp = bt_self_message_iterator_borrow_component(self_msg_iter); | |
1833 | BT_ASSERT(self_comp); | |
1834 | ||
1835 | debug_info = bt_self_component_get_data(self_comp); | |
1836 | BT_ASSERT(debug_info); | |
1837 | ||
1838 | debug_info_msg_iter = bt_self_message_iterator_get_data(self_msg_iter); | |
1839 | BT_ASSERT(debug_info_msg_iter); | |
1840 | ||
1841 | upstream_iterator = debug_info_msg_iter->msg_iter; | |
1842 | BT_ASSERT(upstream_iterator); | |
1843 | ||
1844 | upstream_iterator_ret_status = | |
1845 | bt_self_component_port_input_message_iterator_next( | |
9a51bfb2 | 1846 | upstream_iterator, &input_msgs, count); |
fb25b9e3 PP |
1847 | if (upstream_iterator_ret_status != |
1848 | BT_MESSAGE_ITERATOR_NEXT_STATUS_OK) { | |
58f6d595 | 1849 | /* |
fb25b9e3 PP |
1850 | * No messages were returned. Not necessarily an error. |
1851 | * Convert the upstream message iterator status to a | |
1852 | * self status. | |
58f6d595 | 1853 | */ |
fb25b9e3 | 1854 | status = (int) upstream_iterator_ret_status; |
58f6d595 FD |
1855 | goto end; |
1856 | } | |
1857 | ||
1858 | /* | |
1859 | * There should never be more received messages than the capacity we | |
1860 | * provided. | |
1861 | */ | |
1862 | BT_ASSERT(*count <= capacity); | |
1863 | ||
1864 | for (curr_msg_idx = 0; curr_msg_idx < *count; curr_msg_idx++) { | |
1865 | out_message = handle_message(debug_info_msg_iter, | |
fb25b9e3 | 1866 | input_msgs[curr_msg_idx]); |
58f6d595 FD |
1867 | if (!out_message) { |
1868 | goto handle_msg_error; | |
1869 | } | |
1870 | ||
1871 | msgs[curr_msg_idx] = out_message; | |
1872 | /* | |
1873 | * Drop our reference of the input message as we are done with | |
1874 | * it and created a output copy. | |
1875 | */ | |
1876 | bt_message_put_ref(input_msgs[curr_msg_idx]); | |
1877 | } | |
1878 | ||
1879 | goto end; | |
1880 | ||
1881 | handle_msg_error: | |
1882 | /* | |
1883 | * Drop references of all the output messages created before the | |
1884 | * failure. | |
1885 | */ | |
1886 | for (i = 0; i < curr_msg_idx; i++) { | |
1887 | bt_message_put_ref(msgs[i]); | |
1888 | } | |
1889 | ||
6b309b16 FD |
1890 | /* |
1891 | * Drop references of all the input messages not dropped before the | |
1892 | * failure. | |
1893 | */ | |
1894 | for (i = curr_msg_idx; i < *count; i++) { | |
1895 | bt_message_put_ref(input_msgs[i]); | |
1896 | } | |
1897 | ||
fb25b9e3 PP |
1898 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
1899 | ||
58f6d595 FD |
1900 | end: |
1901 | return status; | |
1902 | } | |
1903 | ||
3b841d03 FD |
1904 | static |
1905 | void debug_info_msg_iter_destroy(struct debug_info_msg_iter *debug_info_msg_iter) | |
1906 | { | |
1907 | if (!debug_info_msg_iter) { | |
1908 | goto end; | |
1909 | } | |
1910 | ||
1911 | if (debug_info_msg_iter->msg_iter) { | |
1912 | bt_self_component_port_input_message_iterator_put_ref( | |
9a51bfb2 | 1913 | debug_info_msg_iter->msg_iter); |
3b841d03 FD |
1914 | } |
1915 | ||
1916 | if (debug_info_msg_iter->ir_maps) { | |
1917 | trace_ir_maps_destroy(debug_info_msg_iter->ir_maps); | |
1918 | } | |
1919 | ||
1920 | if (debug_info_msg_iter->debug_info_map) { | |
1921 | g_hash_table_destroy(debug_info_msg_iter->debug_info_map); | |
1922 | } | |
1923 | ||
1924 | bt_fd_cache_fini(&debug_info_msg_iter->fd_cache); | |
1925 | g_free(debug_info_msg_iter); | |
1926 | ||
1927 | end: | |
1928 | return; | |
1929 | } | |
1930 | ||
58f6d595 | 1931 | BT_HIDDEN |
4175c1d5 | 1932 | bt_component_class_message_iterator_initialize_method_status debug_info_msg_iter_init( |
58f6d595 | 1933 | bt_self_message_iterator *self_msg_iter, |
9415de1c | 1934 | bt_self_message_iterator_configuration *config, |
475e740e | 1935 | bt_self_component_filter *self_comp_flt, |
58f6d595 FD |
1936 | bt_self_component_port_output *self_port) |
1937 | { | |
4175c1d5 | 1938 | bt_component_class_message_iterator_initialize_method_status status; |
ab8b2b1b SM |
1939 | bt_self_component_port_input_message_iterator_create_from_message_iterator_status |
1940 | msg_iter_status; | |
3b841d03 FD |
1941 | struct bt_self_component_port_input *input_port = NULL; |
1942 | bt_self_component_port_input_message_iterator *upstream_iterator = NULL; | |
1943 | struct debug_info_msg_iter *debug_info_msg_iter = NULL; | |
2638950d | 1944 | gchar *debug_info_field_name; |
8d7183bd | 1945 | int ret; |
475e740e PP |
1946 | bt_self_component *self_comp = |
1947 | bt_self_component_filter_as_self_component(self_comp_flt); | |
a07aba4f | 1948 | bt_logging_level log_level = bt_component_get_logging_level( |
475e740e | 1949 | bt_self_component_as_component(self_comp)); |
58f6d595 FD |
1950 | |
1951 | /* Borrow the upstream input port. */ | |
1952 | input_port = bt_self_component_filter_borrow_input_port_by_name( | |
475e740e | 1953 | self_comp_flt, "in"); |
58f6d595 | 1954 | if (!input_port) { |
4175c1d5 | 1955 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR; |
3b841d03 FD |
1956 | goto error; |
1957 | } | |
1958 | ||
1959 | debug_info_msg_iter = g_new0(struct debug_info_msg_iter, 1); | |
1960 | if (!debug_info_msg_iter) { | |
4175c1d5 | 1961 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 1962 | goto error; |
58f6d595 FD |
1963 | } |
1964 | ||
a07aba4f | 1965 | debug_info_msg_iter->log_level = log_level; |
475e740e | 1966 | debug_info_msg_iter->self_comp = self_comp; |
a07aba4f | 1967 | |
58f6d595 | 1968 | /* Create an iterator on the upstream component. */ |
ab8b2b1b SM |
1969 | msg_iter_status = bt_self_component_port_input_message_iterator_create_from_message_iterator( |
1970 | self_msg_iter, input_port, &upstream_iterator); | |
1971 | if (msg_iter_status != BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_CREATE_FROM_MESSAGE_ITERATOR_STATUS_OK) { | |
1972 | status = (int) msg_iter_status; | |
3b841d03 | 1973 | goto error; |
58f6d595 FD |
1974 | } |
1975 | ||
3b841d03 FD |
1976 | BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_MOVE_REF( |
1977 | debug_info_msg_iter->msg_iter, upstream_iterator); | |
58f6d595 | 1978 | |
3b841d03 | 1979 | /* Create hashtable that will contain debug info mapping. */ |
58f6d595 | 1980 | debug_info_msg_iter->debug_info_map = g_hash_table_new_full( |
3b841d03 FD |
1981 | g_direct_hash, g_direct_equal, (GDestroyNotify) NULL, |
1982 | (GDestroyNotify) debug_info_destroy); | |
58f6d595 | 1983 | if (!debug_info_msg_iter->debug_info_map) { |
4175c1d5 | 1984 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 1985 | goto error; |
58f6d595 FD |
1986 | } |
1987 | ||
475e740e PP |
1988 | debug_info_msg_iter->debug_info_component = |
1989 | bt_self_component_get_data(self_comp); | |
58f6d595 | 1990 | |
2638950d FD |
1991 | debug_info_field_name = |
1992 | debug_info_msg_iter->debug_info_component->arg_debug_info_field_name; | |
1993 | ||
475e740e | 1994 | debug_info_msg_iter->ir_maps = trace_ir_maps_create(self_comp, |
a07aba4f | 1995 | debug_info_field_name, log_level); |
58f6d595 | 1996 | if (!debug_info_msg_iter->ir_maps) { |
4175c1d5 | 1997 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 1998 | goto error; |
58f6d595 FD |
1999 | } |
2000 | ||
a07aba4f | 2001 | ret = bt_fd_cache_init(&debug_info_msg_iter->fd_cache, log_level); |
8d7183bd | 2002 | if (ret) { |
4175c1d5 | 2003 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 2004 | goto error; |
8d7183bd FD |
2005 | } |
2006 | ||
c49bf79b SM |
2007 | bt_self_message_iterator_configuration_set_can_seek_forward(config, |
2008 | bt_self_component_port_input_message_iterator_can_seek_forward( | |
2009 | debug_info_msg_iter->msg_iter)); | |
2010 | ||
58f6d595 | 2011 | bt_self_message_iterator_set_data(self_msg_iter, debug_info_msg_iter); |
58f6d595 FD |
2012 | debug_info_msg_iter->input_iterator = self_msg_iter; |
2013 | ||
4175c1d5 | 2014 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK; |
3b841d03 FD |
2015 | goto end; |
2016 | ||
2017 | error: | |
2018 | debug_info_msg_iter_destroy(debug_info_msg_iter); | |
fb25b9e3 | 2019 | |
58f6d595 FD |
2020 | end: |
2021 | return status; | |
2022 | } | |
2023 | ||
2024 | BT_HIDDEN | |
9e8e8b43 | 2025 | bt_component_class_message_iterator_can_seek_beginning_method_status |
9a51bfb2 FD |
2026 | debug_info_msg_iter_can_seek_beginning(bt_self_message_iterator *self_msg_iter, |
2027 | bt_bool *can_seek) | |
58f6d595 FD |
2028 | { |
2029 | struct debug_info_msg_iter *debug_info_msg_iter = | |
2030 | bt_self_message_iterator_get_data(self_msg_iter); | |
2031 | BT_ASSERT(debug_info_msg_iter); | |
2032 | ||
9e8e8b43 SM |
2033 | return (int) bt_self_component_port_input_message_iterator_can_seek_beginning( |
2034 | debug_info_msg_iter->msg_iter, can_seek); | |
58f6d595 FD |
2035 | } |
2036 | ||
2037 | BT_HIDDEN | |
9a51bfb2 FD |
2038 | bt_component_class_message_iterator_seek_beginning_method_status |
2039 | debug_info_msg_iter_seek_beginning(bt_self_message_iterator *self_msg_iter) | |
58f6d595 FD |
2040 | { |
2041 | struct debug_info_msg_iter *debug_info_msg_iter = | |
2042 | bt_self_message_iterator_get_data(self_msg_iter); | |
fb25b9e3 PP |
2043 | bt_component_class_message_iterator_seek_beginning_method_status status = |
2044 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
2045 | bt_message_iterator_seek_beginning_status seek_beg_status; | |
58f6d595 FD |
2046 | |
2047 | BT_ASSERT(debug_info_msg_iter); | |
2048 | ||
2049 | /* Ask the upstream component to seek to the beginning. */ | |
fb25b9e3 | 2050 | seek_beg_status = bt_self_component_port_input_message_iterator_seek_beginning( |
58f6d595 | 2051 | debug_info_msg_iter->msg_iter); |
fb25b9e3 PP |
2052 | if (seek_beg_status != BT_MESSAGE_ITERATOR_SEEK_BEGINNING_STATUS_OK) { |
2053 | status = (int) seek_beg_status; | |
58f6d595 FD |
2054 | goto end; |
2055 | } | |
2056 | ||
2057 | /* Clear this iterator data. */ | |
2058 | trace_ir_maps_clear(debug_info_msg_iter->ir_maps); | |
2059 | g_hash_table_remove_all(debug_info_msg_iter->debug_info_map); | |
fb25b9e3 | 2060 | |
58f6d595 | 2061 | end: |
fb25b9e3 | 2062 | return status; |
58f6d595 FD |
2063 | } |
2064 | ||
2065 | BT_HIDDEN | |
2066 | void debug_info_msg_iter_finalize(bt_self_message_iterator *it) | |
2067 | { | |
2068 | struct debug_info_msg_iter *debug_info_msg_iter; | |
2069 | ||
2070 | debug_info_msg_iter = bt_self_message_iterator_get_data(it); | |
2071 | BT_ASSERT(debug_info_msg_iter); | |
2072 | ||
3b841d03 | 2073 | debug_info_msg_iter_destroy(debug_info_msg_iter); |
58f6d595 | 2074 | } |