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" |
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" |
af9f8da7 | 46 | #include "plugins/common/param-validation/param-validation.h" |
58f6d595 FD |
47 | |
48 | #define DEFAULT_DEBUG_INFO_FIELD_NAME "debug_info" | |
49 | #define LTTNG_UST_STATEDUMP_PREFIX "lttng_ust" | |
50 | #define VPID_FIELD_NAME "vpid" | |
51 | #define IP_FIELD_NAME "ip" | |
52 | #define BADDR_FIELD_NAME "baddr" | |
53 | #define CRC32_FIELD_NAME "crc" | |
54 | #define BUILD_ID_FIELD_NAME "build_id" | |
55 | #define FILENAME_FIELD_NAME "filename" | |
56 | #define IS_PIC_FIELD_NAME "is_pic" | |
57 | #define MEMSZ_FIELD_NAME "memsz" | |
58 | #define PATH_FIELD_NAME "path" | |
59 | ||
60 | struct debug_info_component { | |
a07aba4f | 61 | bt_logging_level log_level; |
475e740e | 62 | bt_self_component *self_comp; |
2638950d FD |
63 | gchar *arg_debug_dir; |
64 | gchar *arg_debug_info_field_name; | |
65 | gchar *arg_target_prefix; | |
66 | bt_bool arg_full_path; | |
58f6d595 FD |
67 | }; |
68 | ||
69 | struct debug_info_msg_iter { | |
a07aba4f | 70 | bt_logging_level log_level; |
58f6d595 FD |
71 | struct debug_info_component *debug_info_component; |
72 | bt_self_message_iterator *input_iterator; | |
73 | bt_self_component *self_comp; | |
74 | bt_self_component_port_input_message_iterator *msg_iter; | |
75 | ||
76 | struct trace_ir_maps *ir_maps; | |
77 | /* in_trace -> debug_info_mapping. */ | |
78 | GHashTable *debug_info_map; | |
8d7183bd FD |
79 | |
80 | struct bt_fd_cache fd_cache; | |
58f6d595 FD |
81 | }; |
82 | ||
83 | struct debug_info_source { | |
84 | /* Strings are owned by debug_info_source. */ | |
2638950d | 85 | gchar *func; |
58f6d595 FD |
86 | /* |
87 | * Store the line number as a string so that the allocation and | |
88 | * conversion to string is only done once. | |
89 | */ | |
2638950d FD |
90 | gchar *line_no; |
91 | gchar *src_path; | |
58f6d595 | 92 | /* short_src_path points inside src_path, no need to free. */ |
2638950d FD |
93 | const gchar *short_src_path; |
94 | gchar *bin_path; | |
58f6d595 | 95 | /* short_bin_path points inside bin_path, no need to free. */ |
2638950d | 96 | const gchar *short_bin_path; |
58f6d595 FD |
97 | /* |
98 | * Location within the binary. Either absolute (@0x1234) or | |
99 | * relative (+0x4321). | |
100 | */ | |
2638950d | 101 | gchar *bin_loc; |
58f6d595 | 102 | }; |
4f45f9bb JD |
103 | |
104 | struct proc_debug_info_sources { | |
105 | /* | |
106 | * Hash table: base address (pointer to uint64_t) to bin info; owned by | |
107 | * proc_debug_info_sources. | |
108 | */ | |
109 | GHashTable *baddr_to_bin_info; | |
110 | ||
111 | /* | |
112 | * Hash table: IP (pointer to uint64_t) to (struct debug_info_source *); | |
113 | * owned by proc_debug_info_sources. | |
114 | */ | |
115 | GHashTable *ip_to_debug_info_src; | |
116 | }; | |
117 | ||
118 | struct debug_info { | |
a07aba4f | 119 | bt_logging_level log_level; |
475e740e | 120 | bt_self_component *self_comp; |
9d325e17 | 121 | struct debug_info_component *comp; |
58f6d595 | 122 | const bt_trace *input_trace; |
eba7ea21 | 123 | bt_listener_id destruction_listener_id; |
9d325e17 | 124 | |
4f45f9bb JD |
125 | /* |
126 | * Hash table of VPIDs (pointer to int64_t) to | |
c8f0ea4f | 127 | * (struct proc_debug_info_sources*); owned by debug_info. |
4f45f9bb JD |
128 | */ |
129 | GHashTable *vpid_to_proc_dbg_info_src; | |
130 | GQuark q_statedump_bin_info; | |
131 | GQuark q_statedump_debug_link; | |
132 | GQuark q_statedump_build_id; | |
133 | GQuark q_statedump_start; | |
134 | GQuark q_dl_open; | |
135 | GQuark q_lib_load; | |
136 | GQuark q_lib_unload; | |
8d7183bd | 137 | struct bt_fd_cache *fd_cache; /* Weak ref. Owned by the iterator. */ |
4f45f9bb JD |
138 | }; |
139 | ||
140 | static | |
141 | int debug_info_init(struct debug_info *info) | |
142 | { | |
143 | info->q_statedump_bin_info = g_quark_from_string( | |
144 | "lttng_ust_statedump:bin_info"); | |
145 | info->q_statedump_debug_link = g_quark_from_string( | |
58f6d595 | 146 | "lttng_ust_statedump:debug_link"); |
4f45f9bb JD |
147 | info->q_statedump_build_id = g_quark_from_string( |
148 | "lttng_ust_statedump:build_id"); | |
149 | info->q_statedump_start = g_quark_from_string( | |
150 | "lttng_ust_statedump:start"); | |
151 | info->q_dl_open = g_quark_from_string("lttng_ust_dl:dlopen"); | |
152 | info->q_lib_load = g_quark_from_string("lttng_ust_lib:load"); | |
153 | info->q_lib_unload = g_quark_from_string("lttng_ust_lib:unload"); | |
154 | ||
475e740e | 155 | return bin_info_init(info->log_level, info->self_comp); |
4f45f9bb JD |
156 | } |
157 | ||
158 | static | |
159 | void debug_info_source_destroy(struct debug_info_source *debug_info_src) | |
160 | { | |
161 | if (!debug_info_src) { | |
162 | return; | |
163 | } | |
164 | ||
2638950d FD |
165 | g_free(debug_info_src->func); |
166 | g_free(debug_info_src->line_no); | |
167 | g_free(debug_info_src->src_path); | |
168 | g_free(debug_info_src->bin_path); | |
169 | g_free(debug_info_src->bin_loc); | |
4f45f9bb JD |
170 | g_free(debug_info_src); |
171 | } | |
172 | ||
173 | static | |
58f6d595 | 174 | struct debug_info_source *debug_info_source_create_from_bin( |
475e740e PP |
175 | struct bin_info *bin, uint64_t ip, |
176 | bt_self_component *self_comp) | |
4f45f9bb JD |
177 | { |
178 | int ret; | |
179 | struct debug_info_source *debug_info_src = NULL; | |
180 | struct source_location *src_loc = NULL; | |
a07aba4f | 181 | bt_logging_level log_level = bin->log_level; |
4f45f9bb JD |
182 | |
183 | debug_info_src = g_new0(struct debug_info_source, 1); | |
184 | ||
185 | if (!debug_info_src) { | |
186 | goto end; | |
187 | } | |
188 | ||
189 | /* Lookup function name */ | |
190 | ret = bin_info_lookup_function_name(bin, ip, &debug_info_src->func); | |
191 | if (ret) { | |
192 | goto error; | |
193 | } | |
194 | ||
195 | /* Can't retrieve src_loc from ELF, or could not find binary, skip. */ | |
196 | if (!bin->is_elf_only || !debug_info_src->func) { | |
197 | /* Lookup source location */ | |
198 | ret = bin_info_lookup_source_location(bin, ip, &src_loc); | |
58f6d595 | 199 | if (ret) { |
475e740e | 200 | BT_COMP_LOGI("Failed to lookup source location: ret=%d", ret); |
58f6d595 | 201 | } |
4f45f9bb JD |
202 | } |
203 | ||
204 | if (src_loc) { | |
2638950d FD |
205 | debug_info_src->line_no = |
206 | g_strdup_printf("%"PRId64, src_loc->line_no); | |
207 | if (!debug_info_src->line_no) { | |
475e740e | 208 | BT_COMP_LOGE("Error occured when setting line_no field."); |
58f6d595 FD |
209 | goto error; |
210 | } | |
4f45f9bb JD |
211 | |
212 | if (src_loc->filename) { | |
2638950d | 213 | debug_info_src->src_path = g_strdup(src_loc->filename); |
4f45f9bb JD |
214 | if (!debug_info_src->src_path) { |
215 | goto error; | |
216 | } | |
217 | ||
218 | debug_info_src->short_src_path = get_filename_from_path( | |
9a51bfb2 | 219 | debug_info_src->src_path); |
4f45f9bb | 220 | } |
4f45f9bb JD |
221 | source_location_destroy(src_loc); |
222 | } | |
223 | ||
224 | if (bin->elf_path) { | |
2638950d | 225 | debug_info_src->bin_path = g_strdup(bin->elf_path); |
4f45f9bb JD |
226 | if (!debug_info_src->bin_path) { |
227 | goto error; | |
228 | } | |
229 | ||
230 | debug_info_src->short_bin_path = get_filename_from_path( | |
9a51bfb2 | 231 | debug_info_src->bin_path); |
4f45f9bb JD |
232 | |
233 | ret = bin_info_get_bin_loc(bin, ip, &(debug_info_src->bin_loc)); | |
234 | if (ret) { | |
235 | goto error; | |
236 | } | |
237 | } | |
238 | ||
239 | end: | |
240 | return debug_info_src; | |
241 | ||
242 | error: | |
243 | debug_info_source_destroy(debug_info_src); | |
244 | return NULL; | |
245 | } | |
246 | ||
247 | static | |
248 | void proc_debug_info_sources_destroy( | |
249 | struct proc_debug_info_sources *proc_dbg_info_src) | |
250 | { | |
251 | if (!proc_dbg_info_src) { | |
252 | return; | |
253 | } | |
254 | ||
255 | if (proc_dbg_info_src->baddr_to_bin_info) { | |
256 | g_hash_table_destroy(proc_dbg_info_src->baddr_to_bin_info); | |
257 | } | |
258 | ||
259 | if (proc_dbg_info_src->ip_to_debug_info_src) { | |
260 | g_hash_table_destroy(proc_dbg_info_src->ip_to_debug_info_src); | |
261 | } | |
262 | ||
263 | g_free(proc_dbg_info_src); | |
264 | } | |
265 | ||
266 | static | |
267 | struct proc_debug_info_sources *proc_debug_info_sources_create(void) | |
268 | { | |
269 | struct proc_debug_info_sources *proc_dbg_info_src = NULL; | |
270 | ||
271 | proc_dbg_info_src = g_new0(struct proc_debug_info_sources, 1); | |
272 | if (!proc_dbg_info_src) { | |
273 | goto end; | |
274 | } | |
275 | ||
276 | proc_dbg_info_src->baddr_to_bin_info = g_hash_table_new_full( | |
9a51bfb2 FD |
277 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, |
278 | (GDestroyNotify) bin_info_destroy); | |
4f45f9bb JD |
279 | if (!proc_dbg_info_src->baddr_to_bin_info) { |
280 | goto error; | |
281 | } | |
282 | ||
283 | proc_dbg_info_src->ip_to_debug_info_src = g_hash_table_new_full( | |
9a51bfb2 FD |
284 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, |
285 | (GDestroyNotify) debug_info_source_destroy); | |
4f45f9bb JD |
286 | if (!proc_dbg_info_src->ip_to_debug_info_src) { |
287 | goto error; | |
288 | } | |
289 | ||
290 | end: | |
291 | return proc_dbg_info_src; | |
292 | ||
293 | error: | |
294 | proc_debug_info_sources_destroy(proc_dbg_info_src); | |
295 | return NULL; | |
296 | } | |
297 | ||
298 | static | |
299 | struct proc_debug_info_sources *proc_debug_info_sources_ht_get_entry( | |
300 | GHashTable *ht, int64_t vpid) | |
301 | { | |
302 | gpointer key = g_new0(int64_t, 1); | |
303 | struct proc_debug_info_sources *proc_dbg_info_src = NULL; | |
304 | ||
305 | if (!key) { | |
306 | goto end; | |
307 | } | |
308 | ||
309 | *((int64_t *) key) = vpid; | |
310 | ||
311 | /* Exists? Return it */ | |
312 | proc_dbg_info_src = g_hash_table_lookup(ht, key); | |
313 | if (proc_dbg_info_src) { | |
314 | goto end; | |
315 | } | |
316 | ||
317 | /* Otherwise, create and return it */ | |
318 | proc_dbg_info_src = proc_debug_info_sources_create(); | |
319 | if (!proc_dbg_info_src) { | |
320 | goto end; | |
321 | } | |
322 | ||
323 | g_hash_table_insert(ht, key, proc_dbg_info_src); | |
324 | /* Ownership passed to ht */ | |
325 | key = NULL; | |
326 | end: | |
327 | g_free(key); | |
328 | return proc_dbg_info_src; | |
329 | } | |
330 | ||
58f6d595 FD |
331 | static inline |
332 | const bt_field *event_borrow_payload_field(const bt_event *event, | |
333 | const char *field_name) | |
334 | { | |
335 | const bt_field *event_payload, *field; | |
336 | ||
337 | event_payload = bt_event_borrow_payload_field_const(event); | |
338 | BT_ASSERT(event_payload); | |
339 | ||
340 | field = bt_field_structure_borrow_member_field_by_name_const( | |
9a51bfb2 | 341 | event_payload, field_name); |
58f6d595 FD |
342 | return field; |
343 | } | |
344 | ||
345 | static inline | |
346 | const bt_field *event_borrow_common_context_field(const bt_event *event, | |
347 | const char *field_name) | |
348 | { | |
349 | const bt_field *event_common_ctx, *field = NULL; | |
350 | ||
351 | event_common_ctx = bt_event_borrow_common_context_field_const(event); | |
352 | if (!event_common_ctx) { | |
353 | goto end; | |
354 | } | |
355 | ||
356 | field = bt_field_structure_borrow_member_field_by_name_const( | |
9a51bfb2 | 357 | event_common_ctx, field_name); |
58f6d595 FD |
358 | |
359 | end: | |
360 | return field; | |
361 | } | |
362 | ||
363 | static inline | |
364 | void event_get_common_context_signed_integer_field_value( | |
365 | const bt_event *event, const char *field_name, int64_t *value) | |
366 | { | |
60bbfc7c | 367 | *value = bt_field_integer_signed_get_value( |
9a51bfb2 | 368 | event_borrow_common_context_field(event, field_name)); |
58f6d595 FD |
369 | } |
370 | ||
371 | static inline | |
105ce232 | 372 | void event_get_payload_build_id_length(const bt_event *event, |
58f6d595 FD |
373 | const char *field_name, uint64_t *build_id_len) |
374 | { | |
375 | const bt_field *build_id_field; | |
376 | const bt_field_class *build_id_field_class; | |
377 | ||
378 | build_id_field = event_borrow_payload_field(event, field_name); | |
379 | build_id_field_class = bt_field_borrow_class_const(build_id_field); | |
380 | ||
381 | BT_ASSERT(bt_field_class_get_type(build_id_field_class) == | |
b8ddb4f0 PP |
382 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITHOUT_LENGTH_FIELD || |
383 | bt_field_class_get_type(build_id_field_class) == | |
384 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITH_LENGTH_FIELD); | |
58f6d595 | 385 | BT_ASSERT(bt_field_class_get_type( |
9a51bfb2 FD |
386 | bt_field_class_array_borrow_element_field_class_const( |
387 | build_id_field_class)) == | |
388 | BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER); | |
58f6d595 FD |
389 | |
390 | *build_id_len = bt_field_array_get_length(build_id_field); | |
58f6d595 FD |
391 | } |
392 | ||
393 | static inline | |
105ce232 | 394 | void event_get_payload_build_id_value(const bt_event *event, |
58f6d595 FD |
395 | const char *field_name, uint8_t *build_id) |
396 | { | |
397 | const bt_field *curr_field, *build_id_field; | |
398 | const bt_field_class *build_id_field_class; | |
399 | uint64_t i, build_id_len; | |
58f6d595 FD |
400 | |
401 | build_id_field = event_borrow_payload_field(event, field_name); | |
402 | build_id_field_class = bt_field_borrow_class_const(build_id_field); | |
403 | ||
404 | BT_ASSERT(bt_field_class_get_type(build_id_field_class) == | |
b8ddb4f0 PP |
405 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITHOUT_LENGTH_FIELD || |
406 | bt_field_class_get_type(build_id_field_class) == | |
407 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITH_LENGTH_FIELD); | |
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 | 416 | curr_field = bt_field_array_borrow_element_field_by_index_const( |
105ce232 | 417 | build_id_field, i); |
58f6d595 | 418 | |
60bbfc7c | 419 | build_id[i] = bt_field_integer_unsigned_get_value(curr_field); |
58f6d595 | 420 | } |
58f6d595 FD |
421 | } |
422 | ||
423 | static | |
424 | void event_get_payload_unsigned_integer_field_value(const bt_event *event, | |
425 | const char *field_name, uint64_t *value) | |
426 | { | |
60bbfc7c | 427 | *value = bt_field_integer_unsigned_get_value( |
9a51bfb2 | 428 | event_borrow_payload_field(event, field_name)); |
58f6d595 FD |
429 | } |
430 | ||
431 | static | |
432 | void event_get_payload_string_field_value(const bt_event *event, | |
433 | const char *field_name, const char **value) | |
434 | { | |
435 | *value = bt_field_string_get_value( | |
9a51bfb2 | 436 | event_borrow_payload_field(event, field_name)); |
58f6d595 FD |
437 | } |
438 | ||
439 | static inline | |
440 | bool event_has_payload_field(const bt_event *event, | |
441 | const char *field_name) | |
442 | { | |
8e01f2d9 | 443 | return event_borrow_payload_field(event, field_name); |
58f6d595 FD |
444 | } |
445 | ||
4f45f9bb JD |
446 | static |
447 | struct debug_info_source *proc_debug_info_sources_get_entry( | |
a07aba4f | 448 | struct debug_info *debug_info, |
4f45f9bb JD |
449 | struct proc_debug_info_sources *proc_dbg_info_src, uint64_t ip) |
450 | { | |
451 | struct debug_info_source *debug_info_src = NULL; | |
452 | gpointer key = g_new0(uint64_t, 1); | |
453 | GHashTableIter iter; | |
454 | gpointer baddr, value; | |
455 | ||
456 | if (!key) { | |
457 | goto end; | |
458 | } | |
459 | ||
460 | *((uint64_t *) key) = ip; | |
461 | ||
462 | /* Look in IP to debug infos hash table first. */ | |
463 | debug_info_src = g_hash_table_lookup( | |
9a51bfb2 | 464 | proc_dbg_info_src->ip_to_debug_info_src, key); |
4f45f9bb JD |
465 | if (debug_info_src) { |
466 | goto end; | |
467 | } | |
468 | ||
469 | /* Check in all bin_infos. */ | |
470 | g_hash_table_iter_init(&iter, proc_dbg_info_src->baddr_to_bin_info); | |
471 | ||
472 | while (g_hash_table_iter_next(&iter, &baddr, &value)) | |
473 | { | |
474 | struct bin_info *bin = value; | |
475 | ||
476 | if (!bin_info_has_address(value, ip)) { | |
477 | continue; | |
478 | } | |
479 | ||
480 | /* | |
481 | * Found; add it to cache. | |
482 | * | |
483 | * FIXME: this should be bounded in size (and implement | |
484 | * a caching policy), and entries should be prunned when | |
485 | * libraries are unmapped. | |
486 | */ | |
475e740e PP |
487 | debug_info_src = debug_info_source_create_from_bin(bin, ip, |
488 | debug_info->self_comp); | |
4f45f9bb JD |
489 | if (debug_info_src) { |
490 | g_hash_table_insert( | |
9a51bfb2 FD |
491 | proc_dbg_info_src->ip_to_debug_info_src, key, |
492 | debug_info_src); | |
4f45f9bb JD |
493 | /* Ownership passed to ht. */ |
494 | key = NULL; | |
495 | } | |
496 | break; | |
497 | } | |
498 | ||
499 | end: | |
500 | free(key); | |
501 | return debug_info_src; | |
502 | } | |
503 | ||
8d7183bd | 504 | static |
4f45f9bb JD |
505 | struct debug_info_source *debug_info_query(struct debug_info *debug_info, |
506 | int64_t vpid, uint64_t ip) | |
507 | { | |
508 | struct debug_info_source *dbg_info_src = NULL; | |
509 | struct proc_debug_info_sources *proc_dbg_info_src; | |
510 | ||
511 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 512 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
513 | if (!proc_dbg_info_src) { |
514 | goto end; | |
515 | } | |
516 | ||
a07aba4f PP |
517 | dbg_info_src = proc_debug_info_sources_get_entry(debug_info, |
518 | proc_dbg_info_src, ip); | |
4f45f9bb JD |
519 | |
520 | end: | |
521 | return dbg_info_src; | |
522 | } | |
523 | ||
8d7183bd | 524 | static |
58f6d595 | 525 | struct debug_info *debug_info_create(struct debug_info_component *comp, |
8d7183bd | 526 | const bt_trace *trace, struct bt_fd_cache *fdc) |
4f45f9bb JD |
527 | { |
528 | int ret; | |
529 | struct debug_info *debug_info; | |
530 | ||
8d7183bd FD |
531 | BT_ASSERT(comp); |
532 | BT_ASSERT(trace); | |
533 | BT_ASSERT(fdc); | |
534 | ||
4f45f9bb JD |
535 | debug_info = g_new0(struct debug_info, 1); |
536 | if (!debug_info) { | |
537 | goto end; | |
538 | } | |
539 | ||
a07aba4f | 540 | debug_info->log_level = comp->log_level; |
475e740e | 541 | debug_info->self_comp = comp->self_comp; |
4f45f9bb | 542 | debug_info->vpid_to_proc_dbg_info_src = g_hash_table_new_full( |
9a51bfb2 FD |
543 | g_int64_hash, g_int64_equal, (GDestroyNotify) g_free, |
544 | (GDestroyNotify) proc_debug_info_sources_destroy); | |
4f45f9bb JD |
545 | if (!debug_info->vpid_to_proc_dbg_info_src) { |
546 | goto error; | |
547 | } | |
548 | ||
9d325e17 | 549 | debug_info->comp = comp; |
4f45f9bb JD |
550 | ret = debug_info_init(debug_info); |
551 | if (ret) { | |
552 | goto error; | |
553 | } | |
554 | ||
58f6d595 | 555 | debug_info->input_trace = trace; |
8d7183bd | 556 | debug_info->fd_cache = fdc; |
58f6d595 | 557 | |
4f45f9bb JD |
558 | end: |
559 | return debug_info; | |
560 | error: | |
561 | g_free(debug_info); | |
562 | return NULL; | |
563 | } | |
564 | ||
8d7183bd | 565 | static |
4f45f9bb JD |
566 | void debug_info_destroy(struct debug_info *debug_info) |
567 | { | |
a07aba4f | 568 | bt_logging_level log_level; |
475e740e | 569 | bt_self_component *self_comp; |
fb25b9e3 | 570 | bt_trace_remove_listener_status remove_listener_status; |
4f45f9bb JD |
571 | if (!debug_info) { |
572 | goto end; | |
573 | } | |
574 | ||
a07aba4f | 575 | log_level = debug_info->log_level; |
475e740e | 576 | self_comp = debug_info->self_comp; |
a07aba4f | 577 | |
4f45f9bb JD |
578 | if (debug_info->vpid_to_proc_dbg_info_src) { |
579 | g_hash_table_destroy(debug_info->vpid_to_proc_dbg_info_src); | |
580 | } | |
581 | ||
fb25b9e3 | 582 | remove_listener_status = bt_trace_remove_destruction_listener( |
9a51bfb2 FD |
583 | debug_info->input_trace, |
584 | debug_info->destruction_listener_id); | |
fb25b9e3 | 585 | if (remove_listener_status != BT_TRACE_REMOVE_LISTENER_STATUS_OK) { |
475e740e | 586 | BT_COMP_LOGE("Trace destruction listener removal failed."); |
0fb60f5d | 587 | bt_current_thread_clear_error(); |
c5ec1c0b | 588 | } |
58f6d595 | 589 | |
4f45f9bb JD |
590 | g_free(debug_info); |
591 | end: | |
592 | return; | |
593 | } | |
594 | ||
595 | static | |
58f6d595 | 596 | void handle_event_statedump_build_id(struct debug_info *debug_info, |
8eee8ea2 | 597 | const bt_event *event) |
4f45f9bb JD |
598 | { |
599 | struct proc_debug_info_sources *proc_dbg_info_src; | |
58f6d595 FD |
600 | uint64_t build_id_len, baddr; |
601 | uint8_t *build_id = NULL; | |
602 | struct bin_info *bin; | |
4f45f9bb | 603 | int64_t vpid; |
58f6d595 | 604 | int ret = 0; |
4f45f9bb | 605 | |
58f6d595 | 606 | event_get_common_context_signed_integer_field_value(event, |
9a51bfb2 | 607 | VPID_FIELD_NAME, &vpid); |
58f6d595 | 608 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 609 | BADDR_FIELD_NAME, &baddr); |
4f45f9bb JD |
610 | |
611 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 612 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
613 | if (!proc_dbg_info_src) { |
614 | goto end; | |
615 | } | |
616 | ||
617 | bin = g_hash_table_lookup(proc_dbg_info_src->baddr_to_bin_info, | |
9a51bfb2 | 618 | (gpointer) &baddr); |
4f45f9bb JD |
619 | if (!bin) { |
620 | /* | |
621 | * The build_id event comes after the bin has been | |
622 | * created. If it isn't found, just ignore this event. | |
623 | */ | |
624 | goto end; | |
625 | } | |
105ce232 FD |
626 | |
627 | event_get_payload_build_id_length(event, BUILD_ID_FIELD_NAME, | |
9a51bfb2 | 628 | &build_id_len); |
58f6d595 FD |
629 | |
630 | build_id = g_new0(uint8_t, build_id_len); | |
631 | if (!build_id) { | |
632 | goto end; | |
633 | } | |
4f45f9bb | 634 | |
105ce232 | 635 | event_get_payload_build_id_value(event, BUILD_ID_FIELD_NAME, build_id); |
58f6d595 FD |
636 | |
637 | ret = bin_info_set_build_id(bin, build_id, build_id_len); | |
638 | if (ret) { | |
639 | goto end; | |
69ad4f7f | 640 | } |
4f45f9bb JD |
641 | |
642 | /* | |
643 | * Reset the is_elf_only flag in case it had been set | |
644 | * previously, because we might find separate debug info using | |
645 | * the new build id information. | |
646 | */ | |
647 | bin->is_elf_only = false; | |
648 | ||
4f45f9bb | 649 | end: |
58f6d595 | 650 | g_free(build_id); |
4f45f9bb JD |
651 | return; |
652 | } | |
653 | ||
654 | static | |
58f6d595 | 655 | void handle_event_statedump_debug_link(struct debug_info *debug_info, |
8eee8ea2 | 656 | const bt_event *event) |
4f45f9bb JD |
657 | { |
658 | struct proc_debug_info_sources *proc_dbg_info_src; | |
659 | struct bin_info *bin = NULL; | |
660 | int64_t vpid; | |
661 | uint64_t baddr; | |
662 | const char *filename = NULL; | |
663 | uint32_t crc32; | |
58f6d595 | 664 | uint64_t crc_field_value; |
4f45f9bb | 665 | |
58f6d595 | 666 | event_get_common_context_signed_integer_field_value(event, |
9a51bfb2 | 667 | VPID_FIELD_NAME, &vpid); |
4f45f9bb | 668 | |
58f6d595 | 669 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 670 | BADDR_FIELD_NAME, &baddr); |
4f45f9bb | 671 | |
58f6d595 | 672 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 673 | CRC32_FIELD_NAME, &crc_field_value); |
4f45f9bb | 674 | |
58f6d595 FD |
675 | crc32 = (uint32_t) crc_field_value; |
676 | ||
677 | event_get_payload_string_field_value(event, | |
9a51bfb2 | 678 | FILENAME_FIELD_NAME, &filename); |
4f45f9bb JD |
679 | |
680 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 681 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
682 | if (!proc_dbg_info_src) { |
683 | goto end; | |
684 | } | |
685 | ||
686 | bin = g_hash_table_lookup(proc_dbg_info_src->baddr_to_bin_info, | |
9a51bfb2 | 687 | (gpointer) &baddr); |
4f45f9bb JD |
688 | if (!bin) { |
689 | /* | |
690 | * The debug_link event comes after the bin has been | |
691 | * created. If it isn't found, just ignore this event. | |
692 | */ | |
693 | goto end; | |
694 | } | |
695 | ||
696 | bin_info_set_debug_link(bin, filename, crc32); | |
697 | ||
698 | end: | |
699 | return; | |
700 | } | |
701 | ||
702 | static | |
58f6d595 | 703 | void handle_bin_info_event(struct debug_info *debug_info, |
8eee8ea2 | 704 | const bt_event *event, bool has_pic_field) |
4f45f9bb JD |
705 | { |
706 | struct proc_debug_info_sources *proc_dbg_info_src; | |
707 | struct bin_info *bin; | |
708 | uint64_t baddr, memsz; | |
709 | int64_t vpid; | |
710 | const char *path; | |
711 | gpointer key = NULL; | |
712 | bool is_pic; | |
4f45f9bb | 713 | |
58f6d595 | 714 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 715 | MEMSZ_FIELD_NAME, &memsz); |
58f6d595 FD |
716 | if (memsz == 0) { |
717 | /* Ignore VDSO. */ | |
4f45f9bb JD |
718 | goto end; |
719 | } | |
720 | ||
58f6d595 | 721 | event_get_payload_unsigned_integer_field_value(event, |
9a51bfb2 | 722 | BADDR_FIELD_NAME, &baddr); |
4f45f9bb | 723 | |
65db8b88 JD |
724 | /* |
725 | * This field is not produced by the dlopen event emitted before | |
726 | * lttng-ust 2.9. | |
727 | */ | |
58f6d595 | 728 | if (!event_has_payload_field(event, PATH_FIELD_NAME)) { |
4f45f9bb JD |
729 | goto end; |
730 | } | |
58f6d595 | 731 | event_get_payload_string_field_value(event, PATH_FIELD_NAME, &path); |
4f45f9bb JD |
732 | |
733 | if (has_pic_field) { | |
58f6d595 | 734 | uint64_t is_pic_field_value; |
4f45f9bb | 735 | |
58f6d595 | 736 | event_get_payload_unsigned_integer_field_value(event, |
8d7183bd | 737 | IS_PIC_FIELD_NAME, &is_pic_field_value); |
58f6d595 | 738 | is_pic = is_pic_field_value == 1; |
4f45f9bb JD |
739 | } else { |
740 | /* | |
741 | * dlopen has no is_pic field, because the shared | |
742 | * object is always PIC. | |
743 | */ | |
744 | is_pic = true; | |
745 | } | |
746 | ||
58f6d595 | 747 | event_get_common_context_signed_integer_field_value(event, |
cc5c5d6d | 748 | VPID_FIELD_NAME, &vpid); |
4f45f9bb JD |
749 | |
750 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
8d7183bd | 751 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
752 | if (!proc_dbg_info_src) { |
753 | goto end; | |
754 | } | |
755 | ||
756 | key = g_new0(uint64_t, 1); | |
757 | if (!key) { | |
758 | goto end; | |
759 | } | |
760 | ||
761 | *((uint64_t *) key) = baddr; | |
762 | ||
8d7183bd | 763 | bin = g_hash_table_lookup(proc_dbg_info_src->baddr_to_bin_info, key); |
4f45f9bb JD |
764 | if (bin) { |
765 | goto end; | |
766 | } | |
767 | ||
8d7183bd | 768 | bin = bin_info_create(debug_info->fd_cache, path, baddr, memsz, is_pic, |
9d325e17 | 769 | debug_info->comp->arg_debug_dir, |
a07aba4f | 770 | debug_info->comp->arg_target_prefix, |
475e740e | 771 | debug_info->log_level, debug_info->self_comp); |
4f45f9bb JD |
772 | if (!bin) { |
773 | goto end; | |
774 | } | |
775 | ||
8d7183bd | 776 | g_hash_table_insert(proc_dbg_info_src->baddr_to_bin_info, key, bin); |
4f45f9bb JD |
777 | /* Ownership passed to ht. */ |
778 | key = NULL; | |
779 | ||
780 | end: | |
781 | g_free(key); | |
782 | return; | |
783 | } | |
784 | ||
785 | static inline | |
58f6d595 | 786 | void handle_event_statedump_bin_info(struct debug_info *debug_info, |
8eee8ea2 | 787 | const bt_event *event) |
4f45f9bb | 788 | { |
58f6d595 | 789 | handle_bin_info_event(debug_info, event, true); |
4f45f9bb JD |
790 | } |
791 | ||
792 | static inline | |
58f6d595 | 793 | void handle_event_lib_load(struct debug_info *debug_info, |
8eee8ea2 | 794 | const bt_event *event) |
4f45f9bb | 795 | { |
58f6d595 | 796 | handle_bin_info_event(debug_info, event, false); |
4f45f9bb JD |
797 | } |
798 | ||
58f6d595 FD |
799 | static |
800 | void handle_event_lib_unload(struct debug_info *debug_info, | |
8eee8ea2 | 801 | const bt_event *event) |
4f45f9bb | 802 | { |
58f6d595 | 803 | gboolean ret; |
4f45f9bb JD |
804 | struct proc_debug_info_sources *proc_dbg_info_src; |
805 | uint64_t baddr; | |
806 | int64_t vpid; | |
4f45f9bb | 807 | |
58f6d595 | 808 | event_get_payload_unsigned_integer_field_value(event, BADDR_FIELD_NAME, |
9a51bfb2 | 809 | &baddr); |
4f45f9bb | 810 | |
58f6d595 | 811 | event_get_common_context_signed_integer_field_value(event, |
9a51bfb2 | 812 | VPID_FIELD_NAME, &vpid); |
4f45f9bb JD |
813 | |
814 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 815 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb | 816 | if (!proc_dbg_info_src) { |
58f6d595 FD |
817 | /* |
818 | * It's an unload event for a library for which no load event | |
819 | * was previously received. | |
820 | */ | |
4f45f9bb JD |
821 | goto end; |
822 | } | |
823 | ||
58f6d595 | 824 | ret = g_hash_table_remove(proc_dbg_info_src->baddr_to_bin_info, |
9a51bfb2 | 825 | (gpointer) &baddr); |
58f6d595 | 826 | BT_ASSERT(ret); |
4f45f9bb JD |
827 | end: |
828 | return; | |
829 | } | |
830 | ||
831 | static | |
58f6d595 | 832 | void handle_event_statedump_start(struct debug_info *debug_info, |
8eee8ea2 | 833 | const bt_event *event) |
4f45f9bb JD |
834 | { |
835 | struct proc_debug_info_sources *proc_dbg_info_src; | |
836 | int64_t vpid; | |
4f45f9bb | 837 | |
58f6d595 | 838 | event_get_common_context_signed_integer_field_value( |
9a51bfb2 | 839 | event, VPID_FIELD_NAME, &vpid); |
4f45f9bb JD |
840 | |
841 | proc_dbg_info_src = proc_debug_info_sources_ht_get_entry( | |
9a51bfb2 | 842 | debug_info->vpid_to_proc_dbg_info_src, vpid); |
4f45f9bb JD |
843 | if (!proc_dbg_info_src) { |
844 | goto end; | |
845 | } | |
846 | ||
847 | g_hash_table_remove_all(proc_dbg_info_src->baddr_to_bin_info); | |
848 | g_hash_table_remove_all(proc_dbg_info_src->ip_to_debug_info_src); | |
849 | ||
850 | end: | |
851 | return; | |
852 | } | |
853 | ||
58f6d595 FD |
854 | void trace_debug_info_remove_func(const bt_trace *in_trace, void *data) |
855 | { | |
856 | struct debug_info_msg_iter *debug_it = data; | |
857 | if (debug_it->debug_info_map) { | |
858 | gboolean ret; | |
859 | ret = g_hash_table_remove(debug_it->debug_info_map, | |
9a51bfb2 | 860 | (gpointer) in_trace); |
58f6d595 FD |
861 | BT_ASSERT(ret); |
862 | } | |
863 | } | |
864 | ||
865 | static | |
866 | void handle_event_statedump(struct debug_info_msg_iter *debug_it, | |
867 | const bt_event *event) | |
4f45f9bb | 868 | { |
8eee8ea2 | 869 | const bt_event_class *event_class; |
4f45f9bb JD |
870 | const char *event_name; |
871 | GQuark q_event_name; | |
58f6d595 FD |
872 | const bt_trace *trace; |
873 | struct debug_info *debug_info; | |
874 | ||
875 | BT_ASSERT(debug_it); | |
876 | BT_ASSERT(event); | |
877 | ||
878 | event_class = bt_event_borrow_class_const(event); | |
4f45f9bb | 879 | |
839d52a5 | 880 | event_name = bt_event_class_get_name(event_class); |
58f6d595 FD |
881 | |
882 | trace = bt_stream_borrow_trace_const( | |
9a51bfb2 | 883 | bt_event_borrow_stream_const(event)); |
58f6d595 FD |
884 | |
885 | debug_info = g_hash_table_lookup(debug_it->debug_info_map, trace); | |
886 | if (!debug_info) { | |
0fb60f5d PP |
887 | bt_trace_add_listener_status add_listener_status; |
888 | ||
58f6d595 | 889 | debug_info = debug_info_create(debug_it->debug_info_component, |
9a51bfb2 | 890 | trace, &debug_it->fd_cache); |
58f6d595 | 891 | g_hash_table_insert(debug_it->debug_info_map, (gpointer) trace, |
9a51bfb2 | 892 | debug_info); |
0fb60f5d | 893 | add_listener_status = bt_trace_add_destruction_listener( |
9a51bfb2 FD |
894 | trace, trace_debug_info_remove_func, debug_it, |
895 | &debug_info->destruction_listener_id); | |
0fb60f5d | 896 | BT_ASSERT(add_listener_status == BT_TRACE_ADD_LISTENER_STATUS_OK); |
4f45f9bb | 897 | } |
58f6d595 | 898 | |
4f45f9bb JD |
899 | q_event_name = g_quark_try_string(event_name); |
900 | ||
901 | if (q_event_name == debug_info->q_statedump_bin_info) { | |
902 | /* State dump */ | |
58f6d595 | 903 | handle_event_statedump_bin_info(debug_info, event); |
4f45f9bb JD |
904 | } else if (q_event_name == debug_info->q_dl_open || |
905 | q_event_name == debug_info->q_lib_load) { | |
906 | /* | |
907 | * dl_open and lib_load events are both checked for since | |
908 | * only dl_open was produced as of lttng-ust 2.8. | |
909 | * | |
910 | * lib_load, which is produced from lttng-ust 2.9+, is a lot | |
911 | * more reliable since it will be emitted when other functions | |
912 | * of the dlopen family are called (e.g. dlmopen) and when | |
913 | * library are transitively loaded. | |
914 | */ | |
58f6d595 | 915 | handle_event_lib_load(debug_info, event); |
4f45f9bb JD |
916 | } else if (q_event_name == debug_info->q_statedump_start) { |
917 | /* Start state dump */ | |
58f6d595 | 918 | handle_event_statedump_start(debug_info, event); |
4f45f9bb JD |
919 | } else if (q_event_name == debug_info->q_statedump_debug_link) { |
920 | /* Debug link info */ | |
58f6d595 | 921 | handle_event_statedump_debug_link(debug_info, event); |
4f45f9bb JD |
922 | } else if (q_event_name == debug_info->q_statedump_build_id) { |
923 | /* Build ID info */ | |
58f6d595 | 924 | handle_event_statedump_build_id(debug_info, event); |
4f45f9bb | 925 | } else if (q_event_name == debug_info-> q_lib_unload) { |
58f6d595 FD |
926 | handle_event_lib_unload(debug_info, event); |
927 | } | |
928 | ||
929 | return; | |
930 | } | |
931 | ||
932 | static | |
933 | void destroy_debug_info_comp(struct debug_info_component *debug_info) | |
934 | { | |
2638950d FD |
935 | if (!debug_info) { |
936 | return; | |
937 | } | |
938 | ||
939 | g_free(debug_info->arg_debug_dir); | |
940 | g_free(debug_info->arg_debug_info_field_name); | |
941 | g_free(debug_info->arg_target_prefix); | |
58f6d595 FD |
942 | g_free(debug_info); |
943 | } | |
944 | ||
945 | static | |
946 | void fill_debug_info_bin_field(struct debug_info_source *dbg_info_src, | |
a07aba4f | 947 | bool full_path, bt_field *curr_field, |
475e740e | 948 | bt_logging_level log_level, bt_self_component *self_comp) |
58f6d595 | 949 | { |
fb25b9e3 PP |
950 | bt_field_string_set_value_status set_status; |
951 | bt_field_string_append_status append_status; | |
58f6d595 FD |
952 | |
953 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
9a51bfb2 | 954 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 FD |
955 | |
956 | if (dbg_info_src) { | |
957 | if (full_path) { | |
fb25b9e3 PP |
958 | set_status = bt_field_string_set_value(curr_field, |
959 | dbg_info_src->bin_path); | |
58f6d595 | 960 | } else { |
fb25b9e3 PP |
961 | set_status = bt_field_string_set_value(curr_field, |
962 | dbg_info_src->short_bin_path); | |
58f6d595 | 963 | } |
fb25b9e3 | 964 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 965 | BT_COMP_LOGE("Cannot set path component of \"bin\" " |
58f6d595 FD |
966 | "curr_field field's value: str-fc-addr=%p", |
967 | curr_field); | |
0fb60f5d | 968 | bt_current_thread_clear_error(); |
58f6d595 FD |
969 | } |
970 | ||
fb25b9e3 PP |
971 | append_status = bt_field_string_append(curr_field, |
972 | dbg_info_src->bin_loc); | |
973 | if (append_status != BT_FIELD_STRING_APPEND_STATUS_OK) { | |
475e740e | 974 | BT_COMP_LOGE("Cannot set bin location component of \"bin\" " |
58f6d595 FD |
975 | "curr_field field's value: str-fc-addr=%p", |
976 | curr_field); | |
0fb60f5d | 977 | bt_current_thread_clear_error(); |
58f6d595 FD |
978 | } |
979 | } else { | |
fb25b9e3 PP |
980 | set_status = bt_field_string_set_value(curr_field, ""); |
981 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { | |
475e740e | 982 | BT_COMP_LOGE("Cannot set \"bin\" curr_field field's value: " |
58f6d595 | 983 | "str-fc-addr=%p", curr_field); |
0fb60f5d | 984 | bt_current_thread_clear_error(); |
58f6d595 FD |
985 | } |
986 | } | |
987 | } | |
988 | ||
989 | static | |
990 | void fill_debug_info_func_field(struct debug_info_source *dbg_info_src, | |
475e740e PP |
991 | bt_field *curr_field, bt_logging_level log_level, |
992 | bt_self_component *self_comp) | |
58f6d595 | 993 | { |
fb25b9e3 | 994 | bt_field_string_set_value_status status; |
58f6d595 FD |
995 | |
996 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
997 | BT_FIELD_CLASS_TYPE_STRING); | |
998 | if (dbg_info_src && dbg_info_src->func) { | |
999 | status = bt_field_string_set_value(curr_field, | |
fb25b9e3 | 1000 | dbg_info_src->func); |
58f6d595 FD |
1001 | } else { |
1002 | status = bt_field_string_set_value(curr_field, ""); | |
1003 | } | |
fb25b9e3 | 1004 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1005 | BT_COMP_LOGE("Cannot set \"func\" curr_field field's value: " |
58f6d595 | 1006 | "str-fc-addr=%p", curr_field); |
0fb60f5d | 1007 | bt_current_thread_clear_error(); |
58f6d595 FD |
1008 | } |
1009 | } | |
1010 | ||
1011 | static | |
1012 | void fill_debug_info_src_field(struct debug_info_source *dbg_info_src, | |
a07aba4f | 1013 | bool full_path, bt_field *curr_field, |
475e740e PP |
1014 | bt_logging_level log_level, |
1015 | bt_self_component *self_comp) | |
58f6d595 | 1016 | { |
fb25b9e3 PP |
1017 | bt_field_string_set_value_status set_status; |
1018 | bt_field_string_append_status append_status; | |
58f6d595 FD |
1019 | |
1020 | BT_ASSERT(bt_field_get_class_type(curr_field) == | |
9a51bfb2 | 1021 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 FD |
1022 | |
1023 | if (dbg_info_src && dbg_info_src->src_path) { | |
1024 | if (full_path) { | |
fb25b9e3 | 1025 | set_status = bt_field_string_set_value(curr_field, |
9a51bfb2 | 1026 | dbg_info_src->src_path); |
58f6d595 | 1027 | } else { |
fb25b9e3 | 1028 | set_status = bt_field_string_set_value(curr_field, |
9a51bfb2 | 1029 | dbg_info_src->short_src_path); |
58f6d595 | 1030 | } |
fb25b9e3 | 1031 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1032 | BT_COMP_LOGE("Cannot set path component of \"src\" " |
58f6d595 FD |
1033 | "curr_field field's value: str-fc-addr=%p", |
1034 | curr_field); | |
0fb60f5d | 1035 | bt_current_thread_clear_error(); |
58f6d595 FD |
1036 | } |
1037 | ||
fb25b9e3 PP |
1038 | append_status = bt_field_string_append(curr_field, ":"); |
1039 | if (append_status != BT_FIELD_STRING_APPEND_STATUS_OK) { | |
475e740e | 1040 | BT_COMP_LOGE("Cannot set colon component of \"src\" " |
58f6d595 FD |
1041 | "curr_field field's value: str-fc-addr=%p", |
1042 | curr_field); | |
0fb60f5d | 1043 | bt_current_thread_clear_error(); |
58f6d595 FD |
1044 | } |
1045 | ||
fb25b9e3 PP |
1046 | append_status = bt_field_string_append(curr_field, |
1047 | dbg_info_src->line_no); | |
1048 | if (append_status != BT_FIELD_STRING_APPEND_STATUS_OK) { | |
475e740e | 1049 | BT_COMP_LOGE("Cannot set line number component of \"src\" " |
58f6d595 FD |
1050 | "curr_field field's value: str-fc-addr=%p", |
1051 | curr_field); | |
0fb60f5d | 1052 | bt_current_thread_clear_error(); |
58f6d595 FD |
1053 | } |
1054 | } else { | |
fb25b9e3 PP |
1055 | set_status = bt_field_string_set_value(curr_field, ""); |
1056 | if (set_status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { | |
475e740e | 1057 | BT_COMP_LOGE("Cannot set \"src\" curr_field field's value: " |
58f6d595 | 1058 | "str-fc-addr=%p", curr_field); |
0fb60f5d | 1059 | bt_current_thread_clear_error(); |
58f6d595 FD |
1060 | } |
1061 | } | |
1062 | } | |
1063 | ||
a07aba4f PP |
1064 | static |
1065 | void fill_debug_info_field_empty(bt_field *debug_info_field, | |
475e740e | 1066 | bt_logging_level log_level, bt_self_component *self_comp) |
58f6d595 | 1067 | { |
fb25b9e3 | 1068 | bt_field_string_set_value_status status; |
58f6d595 FD |
1069 | bt_field *bin_field, *func_field, *src_field; |
1070 | ||
1071 | BT_ASSERT(bt_field_get_class_type(debug_info_field) == | |
9a51bfb2 | 1072 | BT_FIELD_CLASS_TYPE_STRUCTURE); |
58f6d595 FD |
1073 | |
1074 | bin_field = bt_field_structure_borrow_member_field_by_name( | |
9a51bfb2 | 1075 | debug_info_field, "bin"); |
58f6d595 | 1076 | func_field = bt_field_structure_borrow_member_field_by_name( |
9a51bfb2 | 1077 | debug_info_field, "func"); |
58f6d595 | 1078 | src_field = bt_field_structure_borrow_member_field_by_name( |
9a51bfb2 | 1079 | debug_info_field, "src"); |
58f6d595 FD |
1080 | |
1081 | BT_ASSERT(bt_field_get_class_type(bin_field) == | |
9a51bfb2 | 1082 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 | 1083 | BT_ASSERT(bt_field_get_class_type(func_field) == |
9a51bfb2 | 1084 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 | 1085 | BT_ASSERT(bt_field_get_class_type(src_field) == |
9a51bfb2 | 1086 | BT_FIELD_CLASS_TYPE_STRING); |
58f6d595 FD |
1087 | |
1088 | status = bt_field_string_set_value(bin_field, ""); | |
fb25b9e3 | 1089 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1090 | BT_COMP_LOGE("Cannot set \"bin\" bin_field field's value: " |
58f6d595 | 1091 | "str-fc-addr=%p", bin_field); |
0fb60f5d | 1092 | bt_current_thread_clear_error(); |
58f6d595 FD |
1093 | } |
1094 | ||
1095 | status = bt_field_string_set_value(func_field, ""); | |
fb25b9e3 | 1096 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1097 | BT_COMP_LOGE("Cannot set \"func\" func_field field's value: " |
58f6d595 | 1098 | "str-fc-addr=%p", func_field); |
0fb60f5d | 1099 | bt_current_thread_clear_error(); |
58f6d595 FD |
1100 | } |
1101 | ||
1102 | status = bt_field_string_set_value(src_field, ""); | |
fb25b9e3 | 1103 | if (status != BT_FIELD_STRING_SET_VALUE_STATUS_OK) { |
475e740e | 1104 | BT_COMP_LOGE("Cannot set \"src\" src_field field's value: " |
58f6d595 | 1105 | "str-fc-addr=%p", src_field); |
0fb60f5d | 1106 | bt_current_thread_clear_error(); |
58f6d595 FD |
1107 | } |
1108 | } | |
1109 | static | |
1110 | void fill_debug_info_field(struct debug_info *debug_info, int64_t vpid, | |
1111 | uint64_t ip, bt_field *debug_info_field) | |
1112 | { | |
1113 | struct debug_info_source *dbg_info_src; | |
1114 | const bt_field_class *debug_info_fc; | |
1115 | ||
1116 | BT_ASSERT(bt_field_get_class_type(debug_info_field) == | |
9a51bfb2 | 1117 | BT_FIELD_CLASS_TYPE_STRUCTURE); |
58f6d595 FD |
1118 | |
1119 | debug_info_fc = bt_field_borrow_class_const(debug_info_field); | |
1120 | ||
1121 | BT_ASSERT(bt_field_class_structure_get_member_count(debug_info_fc) == 3); | |
1122 | ||
1123 | dbg_info_src = debug_info_query(debug_info, vpid, ip); | |
1124 | ||
a07aba4f PP |
1125 | fill_debug_info_bin_field(dbg_info_src, |
1126 | debug_info->comp->arg_full_path, | |
1127 | bt_field_structure_borrow_member_field_by_name( | |
1128 | debug_info_field, "bin"), | |
475e740e | 1129 | debug_info->log_level, debug_info->self_comp); |
58f6d595 | 1130 | fill_debug_info_func_field(dbg_info_src, |
a07aba4f PP |
1131 | bt_field_structure_borrow_member_field_by_name( |
1132 | debug_info_field, "func"), | |
475e740e | 1133 | debug_info->log_level, debug_info->self_comp); |
a07aba4f PP |
1134 | fill_debug_info_src_field(dbg_info_src, |
1135 | debug_info->comp->arg_full_path, | |
1136 | bt_field_structure_borrow_member_field_by_name( | |
1137 | debug_info_field, "src"), | |
475e740e | 1138 | debug_info->log_level, debug_info->self_comp); |
58f6d595 FD |
1139 | } |
1140 | ||
1141 | static | |
1142 | void fill_debug_info_event_if_needed(struct debug_info_msg_iter *debug_it, | |
1143 | const bt_event *in_event, bt_event *out_event) | |
1144 | { | |
1145 | bt_field *out_common_ctx_field, *out_debug_info_field; | |
1146 | const bt_field *vpid_field, *ip_field, *in_common_ctx_field; | |
1147 | const bt_field_class *in_common_ctx_fc; | |
1148 | struct debug_info *debug_info; | |
1149 | uint64_t vpid; | |
1150 | int64_t ip; | |
2638950d | 1151 | gchar *debug_info_field_name = |
58f6d595 | 1152 | debug_it->debug_info_component->arg_debug_info_field_name; |
a07aba4f | 1153 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1154 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1155 | |
1156 | in_common_ctx_field = bt_event_borrow_common_context_field_const( | |
9a51bfb2 | 1157 | in_event); |
58f6d595 FD |
1158 | if (!in_common_ctx_field) { |
1159 | /* | |
1160 | * There is no event common context so no need to add debug | |
1161 | * info field. | |
1162 | */ | |
1163 | goto end; | |
1164 | } | |
1165 | ||
1166 | in_common_ctx_fc = bt_field_borrow_class_const(in_common_ctx_field); | |
1167 | if (!is_event_common_ctx_dbg_info_compatible(in_common_ctx_fc, | |
9a51bfb2 | 1168 | debug_it->ir_maps->debug_info_field_class_name)) { |
58f6d595 FD |
1169 | /* |
1170 | * The input event common context does not have the necessary | |
1171 | * fields to resolve debug information. | |
1172 | */ | |
1173 | goto end; | |
1174 | } | |
1175 | ||
1176 | /* Borrow the debug-info field. */ | |
1177 | out_common_ctx_field = bt_event_borrow_common_context_field(out_event); | |
1178 | if (!out_common_ctx_field) { | |
1179 | goto end; | |
4f45f9bb JD |
1180 | } |
1181 | ||
58f6d595 | 1182 | out_debug_info_field = bt_field_structure_borrow_member_field_by_name( |
9a51bfb2 | 1183 | out_common_ctx_field, debug_info_field_name); |
58f6d595 FD |
1184 | |
1185 | vpid_field = bt_field_structure_borrow_member_field_by_name_const( | |
9a51bfb2 | 1186 | out_common_ctx_field, VPID_FIELD_NAME); |
58f6d595 | 1187 | ip_field = bt_field_structure_borrow_member_field_by_name_const( |
9a51bfb2 | 1188 | out_common_ctx_field, IP_FIELD_NAME); |
58f6d595 | 1189 | |
60bbfc7c PP |
1190 | vpid = bt_field_integer_signed_get_value(vpid_field); |
1191 | ip = bt_field_integer_unsigned_get_value(ip_field); | |
58f6d595 FD |
1192 | |
1193 | /* | |
1194 | * Borrow the debug_info structure needed for the source | |
1195 | * resolving. | |
1196 | */ | |
1197 | debug_info = g_hash_table_lookup(debug_it->debug_info_map, | |
9a51bfb2 FD |
1198 | bt_stream_borrow_trace_const( |
1199 | bt_event_borrow_stream_const(in_event))); | |
58f6d595 FD |
1200 | |
1201 | if (debug_info) { | |
1202 | /* | |
1203 | * Perform the debug-info resolving and set the event fields | |
1204 | * accordingly. | |
1205 | */ | |
1206 | fill_debug_info_field(debug_info, vpid, ip, out_debug_info_field); | |
1207 | } else { | |
475e740e | 1208 | BT_COMP_LOGD("No debug information for this trace. Setting debug " |
58f6d595 | 1209 | "info fields to empty strings."); |
475e740e PP |
1210 | fill_debug_info_field_empty(out_debug_info_field, |
1211 | log_level, self_comp); | |
58f6d595 | 1212 | } |
4f45f9bb JD |
1213 | end: |
1214 | return; | |
1215 | } | |
58f6d595 FD |
1216 | |
1217 | static | |
1218 | void update_event_statedump_if_needed(struct debug_info_msg_iter *debug_it, | |
1219 | const bt_event *in_event) | |
1220 | { | |
1221 | const bt_field *event_common_ctx; | |
1222 | const bt_field_class *event_common_ctx_fc; | |
1223 | const bt_event_class *in_event_class = bt_event_borrow_class_const(in_event); | |
1224 | ||
1225 | /* | |
1226 | * If the event is an lttng_ust_statedump event AND has the right event | |
1227 | * common context fields update the debug-info view for this process. | |
1228 | */ | |
1229 | event_common_ctx = bt_event_borrow_common_context_field_const(in_event); | |
1230 | if (!event_common_ctx) { | |
1231 | goto end; | |
1232 | } | |
1233 | ||
1234 | event_common_ctx_fc = bt_field_borrow_class_const(event_common_ctx); | |
1235 | if (is_event_common_ctx_dbg_info_compatible(event_common_ctx_fc, | |
9a51bfb2 | 1236 | debug_it->ir_maps->debug_info_field_class_name)) { |
58f6d595 FD |
1237 | /* Checkout if it might be a one of lttng ust statedump events. */ |
1238 | const char *in_event_name = bt_event_class_get_name(in_event_class); | |
1239 | if (strncmp(in_event_name, LTTNG_UST_STATEDUMP_PREFIX, | |
1240 | strlen(LTTNG_UST_STATEDUMP_PREFIX)) == 0) { | |
1241 | /* Handle statedump events. */ | |
1242 | handle_event_statedump(debug_it, in_event); | |
1243 | } | |
1244 | } | |
1245 | end: | |
1246 | return; | |
1247 | } | |
1248 | ||
1249 | static | |
1250 | bt_message *handle_event_message(struct debug_info_msg_iter *debug_it, | |
1251 | const bt_message *in_message) | |
1252 | { | |
1253 | const bt_clock_snapshot *cs; | |
1254 | const bt_clock_class *default_cc; | |
1255 | const bt_packet *in_packet; | |
37a93d41 PP |
1256 | const bt_stream *in_stream; |
1257 | const bt_stream *out_stream; | |
58f6d595 | 1258 | bt_event_class *out_event_class; |
37a93d41 | 1259 | bt_packet *out_packet = NULL; |
58f6d595 | 1260 | bt_event *out_event; |
a07aba4f | 1261 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1262 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1263 | |
1264 | bt_message *out_message = NULL; | |
1265 | ||
1266 | /* Borrow the input event and its event class. */ | |
1267 | const bt_event *in_event = | |
1268 | bt_message_event_borrow_event_const(in_message); | |
1269 | const bt_event_class *in_event_class = | |
1270 | bt_event_borrow_class_const(in_event); | |
1271 | ||
1272 | update_event_statedump_if_needed(debug_it, in_event); | |
1273 | ||
1274 | out_event_class = trace_ir_mapping_borrow_mapped_event_class( | |
1275 | debug_it->ir_maps, in_event_class); | |
1276 | if (!out_event_class) { | |
1277 | out_event_class = trace_ir_mapping_create_new_mapped_event_class( | |
9a51bfb2 | 1278 | debug_it->ir_maps, in_event_class); |
58f6d595 FD |
1279 | } |
1280 | BT_ASSERT(out_event_class); | |
1281 | ||
37a93d41 PP |
1282 | /* Borrow the input stream. */ |
1283 | in_stream = bt_event_borrow_stream_const(in_event); | |
1284 | BT_ASSERT(in_stream); | |
1285 | out_stream = trace_ir_mapping_borrow_mapped_stream(debug_it->ir_maps, | |
1286 | in_stream); | |
1287 | BT_ASSERT(in_stream); | |
1288 | ||
58f6d595 FD |
1289 | /* Borrow the input and output packets. */ |
1290 | in_packet = bt_event_borrow_packet_const(in_event); | |
37a93d41 PP |
1291 | if (in_packet) { |
1292 | out_packet = trace_ir_mapping_borrow_mapped_packet( | |
1293 | debug_it->ir_maps, in_packet); | |
1294 | } | |
58f6d595 FD |
1295 | |
1296 | default_cc = bt_stream_class_borrow_default_clock_class_const( | |
9a51bfb2 | 1297 | bt_event_class_borrow_stream_class_const(in_event_class)); |
58f6d595 FD |
1298 | if (default_cc) { |
1299 | /* Borrow event clock snapshot. */ | |
11ddb3ef | 1300 | cs = bt_message_event_borrow_default_clock_snapshot_const( |
9a51bfb2 | 1301 | in_message); |
58f6d595 FD |
1302 | |
1303 | /* Create an output event message. */ | |
37a93d41 PP |
1304 | if (out_packet) { |
1305 | out_message = | |
1306 | bt_message_event_create_with_packet_and_default_clock_snapshot( | |
58f6d595 FD |
1307 | debug_it->input_iterator, |
1308 | out_event_class, out_packet, | |
1309 | bt_clock_snapshot_get_value(cs)); | |
37a93d41 PP |
1310 | } else { |
1311 | out_message = | |
1312 | bt_message_event_create_with_default_clock_snapshot( | |
1313 | debug_it->input_iterator, | |
1314 | out_event_class, out_stream, | |
1315 | bt_clock_snapshot_get_value(cs)); | |
1316 | } | |
58f6d595 | 1317 | } else { |
37a93d41 PP |
1318 | if (out_packet) { |
1319 | out_message = bt_message_event_create_with_packet( | |
1320 | debug_it->input_iterator, out_event_class, | |
1321 | out_packet); | |
1322 | } else { | |
1323 | out_message = bt_message_event_create( | |
1324 | debug_it->input_iterator, out_event_class, | |
1325 | out_stream); | |
1326 | } | |
58f6d595 FD |
1327 | } |
1328 | ||
1329 | if (!out_message) { | |
475e740e | 1330 | BT_COMP_LOGE("Error creating output event message."); |
58f6d595 FD |
1331 | goto error; |
1332 | } | |
1333 | ||
1334 | out_event = bt_message_event_borrow_event(out_message); | |
1335 | ||
1336 | /* Copy the original fields to the output event. */ | |
475e740e | 1337 | copy_event_content(in_event, out_event, log_level, self_comp); |
58f6d595 FD |
1338 | |
1339 | /* | |
1340 | * Try to set the debug-info fields based on debug information that is | |
1341 | * gathered so far. | |
1342 | */ | |
1343 | fill_debug_info_event_if_needed(debug_it, in_event, out_event); | |
1344 | ||
1345 | error: | |
1346 | return out_message; | |
1347 | } | |
1348 | ||
1349 | static | |
1350 | bt_message *handle_stream_begin_message(struct debug_info_msg_iter *debug_it, | |
1351 | const bt_message *in_message) | |
1352 | { | |
1353 | const bt_stream *in_stream; | |
1354 | bt_message *out_message; | |
1355 | bt_stream *out_stream; | |
a07aba4f | 1356 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1357 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1358 | |
1359 | in_stream = bt_message_stream_beginning_borrow_stream_const(in_message); | |
1360 | BT_ASSERT(in_stream); | |
1361 | ||
1362 | /* Create a duplicated output stream. */ | |
1363 | out_stream = trace_ir_mapping_create_new_mapped_stream( | |
9a51bfb2 | 1364 | debug_it->ir_maps, in_stream); |
58f6d595 FD |
1365 | if (!out_stream) { |
1366 | out_message = NULL; | |
1367 | goto error; | |
1368 | } | |
1369 | ||
1370 | /* Create an output stream beginning message. */ | |
1371 | out_message = bt_message_stream_beginning_create( | |
9a51bfb2 | 1372 | debug_it->input_iterator, out_stream); |
58f6d595 | 1373 | if (!out_message) { |
475e740e | 1374 | BT_COMP_LOGE("Error creating output stream beginning message: " |
58f6d595 FD |
1375 | "out-s-addr=%p", out_stream); |
1376 | } | |
1377 | error: | |
1378 | return out_message; | |
1379 | } | |
1380 | ||
1381 | static | |
1382 | bt_message *handle_stream_end_message(struct debug_info_msg_iter *debug_it, | |
1383 | const bt_message *in_message) | |
1384 | { | |
1385 | const bt_stream *in_stream; | |
1386 | bt_message *out_message = NULL; | |
1387 | bt_stream *out_stream; | |
a07aba4f | 1388 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1389 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1390 | |
1391 | in_stream = bt_message_stream_end_borrow_stream_const(in_message); | |
1392 | BT_ASSERT(in_stream); | |
1393 | ||
1394 | out_stream = trace_ir_mapping_borrow_mapped_stream( | |
9a51bfb2 | 1395 | debug_it->ir_maps, in_stream); |
58f6d595 FD |
1396 | BT_ASSERT(out_stream); |
1397 | ||
1398 | /* Create an output stream end message. */ | |
1399 | out_message = bt_message_stream_end_create(debug_it->input_iterator, | |
9a51bfb2 | 1400 | out_stream); |
58f6d595 | 1401 | if (!out_message) { |
475e740e | 1402 | BT_COMP_LOGE("Error creating output stream end message: out-s-addr=%p", |
58f6d595 | 1403 | out_stream); |
0fb60f5d | 1404 | goto end; |
58f6d595 FD |
1405 | } |
1406 | ||
1407 | /* Remove stream from trace mapping hashtable. */ | |
1408 | trace_ir_mapping_remove_mapped_stream(debug_it->ir_maps, in_stream); | |
1409 | ||
0fb60f5d | 1410 | end: |
58f6d595 FD |
1411 | return out_message; |
1412 | } | |
1413 | ||
1414 | static | |
1415 | bt_message *handle_packet_begin_message(struct debug_info_msg_iter *debug_it, | |
1416 | const bt_message *in_message) | |
1417 | { | |
34e13c22 | 1418 | bool has_default_clock_snapshot; |
58f6d595 FD |
1419 | const bt_clock_snapshot *cs; |
1420 | bt_message *out_message = NULL; | |
1421 | bt_packet *out_packet; | |
a07aba4f | 1422 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1423 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1424 | |
1425 | const bt_packet *in_packet = | |
1426 | bt_message_packet_beginning_borrow_packet_const(in_message); | |
1427 | BT_ASSERT(in_packet); | |
1428 | ||
1429 | /* This packet should not be already mapped. */ | |
1430 | BT_ASSERT(!trace_ir_mapping_borrow_mapped_packet( | |
1431 | debug_it->ir_maps, in_packet)); | |
1432 | ||
1433 | out_packet = trace_ir_mapping_create_new_mapped_packet(debug_it->ir_maps, | |
9a51bfb2 | 1434 | in_packet); |
58f6d595 FD |
1435 | |
1436 | BT_ASSERT(out_packet); | |
1437 | ||
34e13c22 | 1438 | has_default_clock_snapshot = |
5ef34326 | 1439 | bt_stream_class_packets_have_beginning_default_clock_snapshot( |
58f6d595 FD |
1440 | bt_stream_borrow_class_const( |
1441 | bt_packet_borrow_stream_const(in_packet))); | |
34e13c22 | 1442 | if (has_default_clock_snapshot) { |
58f6d595 | 1443 | /* Borrow clock snapshot. */ |
11ddb3ef | 1444 | cs = bt_message_packet_beginning_borrow_default_clock_snapshot_const( |
9a51bfb2 | 1445 | in_message); |
58f6d595 FD |
1446 | |
1447 | /* Create an output packet beginning message. */ | |
58f6d595 | 1448 | out_message = bt_message_packet_beginning_create_with_default_clock_snapshot( |
9a51bfb2 FD |
1449 | debug_it->input_iterator, out_packet, |
1450 | bt_clock_snapshot_get_value(cs)); | |
58f6d595 FD |
1451 | } else { |
1452 | out_message = bt_message_packet_beginning_create( | |
9a51bfb2 | 1453 | debug_it->input_iterator, out_packet); |
58f6d595 FD |
1454 | } |
1455 | if (!out_message) { | |
475e740e | 1456 | BT_COMP_LOGE("Error creating output packet beginning message: " |
58f6d595 FD |
1457 | "out-p-addr=%p", out_packet); |
1458 | } | |
1459 | ||
1460 | return out_message; | |
1461 | } | |
1462 | ||
1463 | static | |
1464 | bt_message *handle_packet_end_message(struct debug_info_msg_iter *debug_it, | |
1465 | const bt_message *in_message) | |
1466 | { | |
34e13c22 | 1467 | bool has_default_clock_snapshot; |
58f6d595 FD |
1468 | const bt_clock_snapshot *cs; |
1469 | const bt_packet *in_packet; | |
58f6d595 FD |
1470 | bt_message *out_message = NULL; |
1471 | bt_packet *out_packet; | |
a07aba4f | 1472 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1473 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1474 | |
1475 | in_packet = bt_message_packet_end_borrow_packet_const(in_message); | |
1476 | BT_ASSERT(in_packet); | |
1477 | ||
1478 | out_packet = trace_ir_mapping_borrow_mapped_packet(debug_it->ir_maps, in_packet); | |
1479 | BT_ASSERT(out_packet); | |
1480 | ||
34e13c22 | 1481 | has_default_clock_snapshot = |
5ef34326 | 1482 | bt_stream_class_packets_have_end_default_clock_snapshot( |
58f6d595 FD |
1483 | bt_stream_borrow_class_const( |
1484 | bt_packet_borrow_stream_const(in_packet))); | |
34e13c22 | 1485 | if (has_default_clock_snapshot) { |
58f6d595 | 1486 | /* Borrow clock snapshot. */ |
11ddb3ef | 1487 | cs = bt_message_packet_end_borrow_default_clock_snapshot_const( |
9a51bfb2 | 1488 | in_message); |
58f6d595 FD |
1489 | |
1490 | /* Create an outpute packet end message. */ | |
58f6d595 | 1491 | out_message = bt_message_packet_end_create_with_default_clock_snapshot( |
9a51bfb2 FD |
1492 | debug_it->input_iterator, out_packet, |
1493 | bt_clock_snapshot_get_value(cs)); | |
58f6d595 FD |
1494 | } else { |
1495 | out_message = bt_message_packet_end_create( | |
9a51bfb2 | 1496 | debug_it->input_iterator, out_packet); |
58f6d595 FD |
1497 | } |
1498 | ||
1499 | if (!out_message) { | |
475e740e | 1500 | BT_COMP_LOGE("Error creating output packet end message: " |
58f6d595 | 1501 | "out-p-addr=%p", out_packet); |
0fb60f5d | 1502 | goto end; |
58f6d595 FD |
1503 | } |
1504 | ||
1505 | /* Remove packet from data mapping hashtable. */ | |
1506 | trace_ir_mapping_remove_mapped_packet(debug_it->ir_maps, in_packet); | |
1507 | ||
0fb60f5d | 1508 | end: |
58f6d595 FD |
1509 | return out_message; |
1510 | } | |
1511 | ||
1512 | static | |
1513 | bt_message *handle_msg_iterator_inactivity(struct debug_info_msg_iter *debug_it, | |
1514 | const bt_message *in_message) | |
1515 | { | |
1516 | /* | |
1517 | * This message type can be forwarded directly because it does | |
1518 | * not refer to any objects in the trace class. | |
1519 | */ | |
1520 | bt_message_get_ref(in_message); | |
1521 | return (bt_message*) in_message; | |
1522 | } | |
1523 | ||
58f6d595 FD |
1524 | static |
1525 | bt_message *handle_discarded_events_message(struct debug_info_msg_iter *debug_it, | |
1526 | const bt_message *in_message) | |
1527 | { | |
1528 | const bt_clock_snapshot *begin_cs, *end_cs; | |
1529 | const bt_stream *in_stream; | |
77037b2b | 1530 | bool has_default_clock_snapshots; |
58f6d595 | 1531 | uint64_t discarded_events, begin_cs_value, end_cs_value; |
58f6d595 FD |
1532 | bt_property_availability prop_avail; |
1533 | bt_message *out_message = NULL; | |
1534 | bt_stream *out_stream; | |
a07aba4f | 1535 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1536 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1537 | |
1538 | in_stream = bt_message_discarded_events_borrow_stream_const( | |
1539 | in_message); | |
1540 | BT_ASSERT(in_stream); | |
1541 | ||
9a51bfb2 FD |
1542 | out_stream = trace_ir_mapping_borrow_mapped_stream( debug_it->ir_maps, |
1543 | in_stream); | |
58f6d595 FD |
1544 | BT_ASSERT(out_stream); |
1545 | ||
77037b2b PP |
1546 | has_default_clock_snapshots = |
1547 | bt_stream_class_discarded_events_have_default_clock_snapshots( | |
58f6d595 | 1548 | bt_stream_borrow_class_const(in_stream)); |
77037b2b | 1549 | if (has_default_clock_snapshots) { |
9a51bfb2 FD |
1550 | begin_cs = bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const( |
1551 | in_message); | |
1552 | end_cs = bt_message_discarded_events_borrow_end_default_clock_snapshot_const( | |
1553 | in_message); | |
58f6d595 FD |
1554 | |
1555 | begin_cs_value = bt_clock_snapshot_get_value(begin_cs); | |
1556 | end_cs_value = bt_clock_snapshot_get_value(end_cs); | |
1557 | ||
9a51bfb2 FD |
1558 | out_message = bt_message_discarded_events_create_with_default_clock_snapshots( |
1559 | debug_it->input_iterator, out_stream, | |
1560 | begin_cs_value, end_cs_value); | |
58f6d595 FD |
1561 | } else { |
1562 | out_message = bt_message_discarded_events_create( | |
9a51bfb2 | 1563 | debug_it->input_iterator, out_stream); |
58f6d595 FD |
1564 | } |
1565 | if (!out_message) { | |
475e740e | 1566 | BT_COMP_LOGE("Error creating output discarded events message: " |
58f6d595 FD |
1567 | "out-s-addr=%p", out_stream); |
1568 | goto error; | |
1569 | } | |
1570 | ||
1571 | prop_avail = bt_message_discarded_events_get_count(in_message, | |
9a51bfb2 | 1572 | &discarded_events); |
58f6d595 FD |
1573 | |
1574 | if (prop_avail == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { | |
1575 | bt_message_discarded_events_set_count(out_message, | |
9a51bfb2 | 1576 | discarded_events); |
58f6d595 FD |
1577 | } |
1578 | ||
1579 | error: | |
1580 | return out_message; | |
1581 | } | |
1582 | ||
1583 | static | |
1584 | bt_message *handle_discarded_packets_message(struct debug_info_msg_iter *debug_it, | |
1585 | const bt_message *in_message) | |
1586 | { | |
1587 | const bt_clock_snapshot *begin_cs, *end_cs; | |
77037b2b | 1588 | bool has_default_clock_snapshots; |
58f6d595 FD |
1589 | const bt_stream *in_stream; |
1590 | uint64_t discarded_packets, begin_cs_value, end_cs_value; | |
58f6d595 FD |
1591 | bt_property_availability prop_avail; |
1592 | bt_message *out_message = NULL; | |
1593 | bt_stream *out_stream; | |
a07aba4f | 1594 | bt_logging_level log_level = debug_it->log_level; |
475e740e | 1595 | bt_self_component *self_comp = debug_it->self_comp; |
58f6d595 FD |
1596 | |
1597 | in_stream = bt_message_discarded_packets_borrow_stream_const( | |
9a51bfb2 | 1598 | in_message); |
58f6d595 FD |
1599 | BT_ASSERT(in_stream); |
1600 | ||
9a51bfb2 FD |
1601 | out_stream = trace_ir_mapping_borrow_mapped_stream( debug_it->ir_maps, |
1602 | in_stream); | |
58f6d595 FD |
1603 | BT_ASSERT(out_stream); |
1604 | ||
77037b2b PP |
1605 | has_default_clock_snapshots = |
1606 | bt_stream_class_discarded_packets_have_default_clock_snapshots( | |
58f6d595 | 1607 | bt_stream_borrow_class_const(in_stream)); |
77037b2b | 1608 | if (has_default_clock_snapshots) { |
9a51bfb2 FD |
1609 | begin_cs = bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const( |
1610 | in_message); | |
58f6d595 | 1611 | |
9a51bfb2 FD |
1612 | end_cs = bt_message_discarded_packets_borrow_end_default_clock_snapshot_const( |
1613 | in_message); | |
58f6d595 FD |
1614 | |
1615 | begin_cs_value = bt_clock_snapshot_get_value(begin_cs); | |
1616 | end_cs_value = bt_clock_snapshot_get_value(end_cs); | |
1617 | ||
1618 | out_message = bt_message_discarded_packets_create_with_default_clock_snapshots( | |
9a51bfb2 FD |
1619 | debug_it->input_iterator, out_stream, |
1620 | begin_cs_value, end_cs_value); | |
58f6d595 FD |
1621 | } else { |
1622 | out_message = bt_message_discarded_packets_create( | |
9a51bfb2 | 1623 | debug_it->input_iterator, out_stream); |
58f6d595 FD |
1624 | } |
1625 | if (!out_message) { | |
475e740e | 1626 | BT_COMP_LOGE("Error creating output discarded packet message: " |
58f6d595 FD |
1627 | "out-s-addr=%p", out_stream); |
1628 | goto error; | |
1629 | } | |
1630 | ||
1631 | prop_avail = bt_message_discarded_packets_get_count(in_message, | |
9a51bfb2 | 1632 | &discarded_packets); |
58f6d595 FD |
1633 | if (prop_avail == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { |
1634 | bt_message_discarded_packets_set_count(out_message, | |
9a51bfb2 | 1635 | discarded_packets); |
58f6d595 FD |
1636 | } |
1637 | ||
1638 | error: | |
1639 | return out_message; | |
1640 | } | |
1641 | ||
1642 | static | |
1643 | const bt_message *handle_message(struct debug_info_msg_iter *debug_it, | |
1644 | const bt_message *in_message) | |
1645 | { | |
1646 | bt_message *out_message = NULL; | |
1647 | ||
1648 | switch (bt_message_get_type(in_message)) { | |
1649 | case BT_MESSAGE_TYPE_EVENT: | |
9a51bfb2 | 1650 | out_message = handle_event_message(debug_it, in_message); |
58f6d595 FD |
1651 | break; |
1652 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: | |
9a51bfb2 | 1653 | out_message = handle_packet_begin_message(debug_it, in_message); |
58f6d595 FD |
1654 | break; |
1655 | case BT_MESSAGE_TYPE_PACKET_END: | |
9a51bfb2 | 1656 | out_message = handle_packet_end_message(debug_it, in_message); |
58f6d595 FD |
1657 | break; |
1658 | case BT_MESSAGE_TYPE_STREAM_BEGINNING: | |
9a51bfb2 | 1659 | out_message = handle_stream_begin_message(debug_it, in_message); |
58f6d595 FD |
1660 | break; |
1661 | case BT_MESSAGE_TYPE_STREAM_END: | |
9a51bfb2 | 1662 | out_message = handle_stream_end_message(debug_it, in_message); |
58f6d595 FD |
1663 | break; |
1664 | case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY: | |
9a51bfb2 | 1665 | out_message = handle_msg_iterator_inactivity(debug_it, in_message); |
58f6d595 | 1666 | break; |
58f6d595 | 1667 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: |
9a51bfb2 | 1668 | out_message = handle_discarded_events_message(debug_it, in_message); |
58f6d595 FD |
1669 | break; |
1670 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
9a51bfb2 | 1671 | out_message = handle_discarded_packets_message(debug_it, in_message); |
58f6d595 FD |
1672 | break; |
1673 | default: | |
1674 | abort(); | |
1675 | break; | |
1676 | } | |
1677 | ||
1678 | return out_message; | |
1679 | } | |
1680 | ||
af9f8da7 SM |
1681 | struct bt_param_validation_map_value_entry_descr debug_info_params[] = { |
1682 | { "debug-info-field-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } }, | |
1683 | { "debug-info-dir", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } }, | |
1684 | { "target-prefix", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } }, | |
1685 | { "full-path", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_BOOL } }, | |
1686 | BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END | |
1687 | }; | |
1688 | ||
58f6d595 | 1689 | static |
629d1904 SM |
1690 | bt_component_class_initialize_method_status init_from_params( |
1691 | struct debug_info_component *debug_info_component, | |
58f6d595 FD |
1692 | const bt_value *params) |
1693 | { | |
629d1904 SM |
1694 | const bt_value *value; |
1695 | bt_component_class_initialize_method_status status; | |
af9f8da7 SM |
1696 | bt_logging_level log_level = debug_info_component->log_level; |
1697 | enum bt_param_validation_status validation_status; | |
1698 | gchar *validate_error = NULL; | |
1699 | ||
1700 | validation_status = bt_param_validation_validate(params, | |
1701 | debug_info_params, &validate_error); | |
1702 | if (validation_status == BT_PARAM_VALIDATION_STATUS_MEMORY_ERROR) { | |
1703 | status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; | |
1704 | goto end; | |
1705 | } else if (validation_status == BT_PARAM_VALIDATION_STATUS_VALIDATION_ERROR) { | |
1706 | status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; | |
1707 | BT_COMP_LOGE_APPEND_CAUSE(debug_info_component->self_comp, | |
1708 | "%s", validate_error); | |
1709 | goto end; | |
1710 | } | |
58f6d595 FD |
1711 | |
1712 | BT_ASSERT(params); | |
1713 | ||
1714 | value = bt_value_map_borrow_entry_value_const(params, | |
1715 | "debug-info-field-name"); | |
1716 | if (value) { | |
58f6d595 | 1717 | debug_info_component->arg_debug_info_field_name = |
2638950d | 1718 | g_strdup(bt_value_string_get(value)); |
58f6d595 FD |
1719 | } else { |
1720 | debug_info_component->arg_debug_info_field_name = | |
2638950d | 1721 | g_strdup(DEFAULT_DEBUG_INFO_FIELD_NAME); |
58f6d595 FD |
1722 | } |
1723 | ||
1724 | value = bt_value_map_borrow_entry_value_const(params, "debug-info-dir"); | |
1725 | if (value) { | |
2638950d FD |
1726 | debug_info_component->arg_debug_dir = |
1727 | g_strdup(bt_value_string_get(value)); | |
1728 | } else { | |
1729 | debug_info_component->arg_debug_dir = NULL; | |
58f6d595 FD |
1730 | } |
1731 | ||
2638950d | 1732 | |
58f6d595 FD |
1733 | value = bt_value_map_borrow_entry_value_const(params, "target-prefix"); |
1734 | if (value) { | |
1735 | debug_info_component->arg_target_prefix = | |
2638950d FD |
1736 | g_strdup(bt_value_string_get(value)); |
1737 | } else { | |
1738 | debug_info_component->arg_target_prefix = NULL; | |
58f6d595 FD |
1739 | } |
1740 | ||
1741 | value = bt_value_map_borrow_entry_value_const(params, "full-path"); | |
1742 | if (value) { | |
1743 | debug_info_component->arg_full_path = bt_value_bool_get(value); | |
2638950d FD |
1744 | } else { |
1745 | debug_info_component->arg_full_path = BT_FALSE; | |
58f6d595 FD |
1746 | } |
1747 | ||
629d1904 SM |
1748 | status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; |
1749 | ||
af9f8da7 SM |
1750 | end: |
1751 | g_free(validate_error); | |
1752 | ||
629d1904 | 1753 | return status; |
58f6d595 FD |
1754 | } |
1755 | ||
1756 | BT_HIDDEN | |
4175c1d5 | 1757 | bt_component_class_initialize_method_status debug_info_comp_init( |
475e740e | 1758 | bt_self_component_filter *self_comp_flt, |
e3250e61 | 1759 | bt_self_component_filter_configuration *config, |
f807570c | 1760 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
58f6d595 | 1761 | { |
58f6d595 | 1762 | struct debug_info_component *debug_info_comp; |
4175c1d5 FD |
1763 | bt_component_class_initialize_method_status status = |
1764 | BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; | |
fb25b9e3 | 1765 | bt_self_component_add_port_status add_port_status; |
475e740e PP |
1766 | bt_self_component *self_comp = |
1767 | bt_self_component_filter_as_self_component(self_comp_flt); | |
a07aba4f | 1768 | bt_logging_level log_level = bt_component_get_logging_level( |
475e740e | 1769 | bt_self_component_as_component(self_comp)); |
58f6d595 | 1770 | |
475e740e | 1771 | BT_COMP_LOGI("Initializing debug_info component: " |
58f6d595 FD |
1772 | "comp-addr=%p, params-addr=%p", self_comp, params); |
1773 | ||
1774 | debug_info_comp = g_new0(struct debug_info_component, 1); | |
1775 | if (!debug_info_comp) { | |
475e740e | 1776 | BT_COMP_LOGE_STR("Failed to allocate one debug_info component."); |
58f6d595 FD |
1777 | goto error; |
1778 | } | |
1779 | ||
a07aba4f | 1780 | debug_info_comp->log_level = log_level; |
475e740e PP |
1781 | debug_info_comp->self_comp = self_comp; |
1782 | bt_self_component_set_data(self_comp, debug_info_comp); | |
58f6d595 | 1783 | |
fb25b9e3 PP |
1784 | add_port_status = bt_self_component_filter_add_input_port( |
1785 | self_comp_flt, "in", NULL, NULL); | |
629d1904 SM |
1786 | if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { |
1787 | status = (int) add_port_status; | |
58f6d595 FD |
1788 | goto error; |
1789 | } | |
1790 | ||
fb25b9e3 | 1791 | add_port_status = bt_self_component_filter_add_output_port( |
629d1904 SM |
1792 | self_comp_flt, "out", NULL, NULL); |
1793 | if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { | |
1794 | status = (int) add_port_status; | |
58f6d595 FD |
1795 | goto error; |
1796 | } | |
1797 | ||
629d1904 SM |
1798 | status = init_from_params(debug_info_comp, params); |
1799 | if (status != BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) { | |
475e740e | 1800 | BT_COMP_LOGE("Cannot configure debug_info component: " |
58f6d595 FD |
1801 | "debug_info-comp-addr=%p, params-addr=%p", |
1802 | debug_info_comp, params); | |
1803 | goto error; | |
1804 | } | |
1805 | ||
1806 | goto end; | |
1807 | ||
1808 | error: | |
1809 | destroy_debug_info_comp(debug_info_comp); | |
475e740e | 1810 | bt_self_component_set_data(self_comp, NULL); |
58f6d595 | 1811 | |
4175c1d5 FD |
1812 | if (status == BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) { |
1813 | status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; | |
58f6d595 FD |
1814 | } |
1815 | end: | |
1816 | return status; | |
1817 | } | |
1818 | ||
1819 | BT_HIDDEN | |
475e740e | 1820 | void debug_info_comp_finalize(bt_self_component_filter *self_comp_flt) |
58f6d595 FD |
1821 | { |
1822 | struct debug_info_component *debug_info = | |
1823 | bt_self_component_get_data( | |
9a51bfb2 FD |
1824 | bt_self_component_filter_as_self_component( |
1825 | self_comp_flt)); | |
a07aba4f | 1826 | bt_logging_level log_level = debug_info->log_level; |
475e740e | 1827 | bt_self_component *self_comp = debug_info->self_comp; |
a07aba4f | 1828 | |
475e740e | 1829 | BT_COMP_LOGI("Finalizing debug_info self_component: comp-addr=%p", |
58f6d595 FD |
1830 | self_comp); |
1831 | ||
1832 | destroy_debug_info_comp(debug_info); | |
1833 | } | |
1834 | ||
1835 | BT_HIDDEN | |
fb25b9e3 | 1836 | bt_component_class_message_iterator_next_method_status debug_info_msg_iter_next( |
58f6d595 FD |
1837 | bt_self_message_iterator *self_msg_iter, |
1838 | const bt_message_array_const msgs, uint64_t capacity, | |
1839 | uint64_t *count) | |
1840 | { | |
1841 | bt_self_component_port_input_message_iterator *upstream_iterator = NULL; | |
fb25b9e3 | 1842 | bt_message_iterator_next_status upstream_iterator_ret_status; |
58f6d595 FD |
1843 | struct debug_info_msg_iter *debug_info_msg_iter; |
1844 | struct debug_info_component *debug_info = NULL; | |
fb25b9e3 | 1845 | bt_component_class_message_iterator_next_method_status status; |
58f6d595 FD |
1846 | bt_self_component *self_comp = NULL; |
1847 | bt_message_array_const input_msgs; | |
1848 | const bt_message *out_message; | |
1849 | uint64_t curr_msg_idx, i; | |
1850 | ||
fb25b9e3 | 1851 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
58f6d595 FD |
1852 | |
1853 | self_comp = bt_self_message_iterator_borrow_component(self_msg_iter); | |
1854 | BT_ASSERT(self_comp); | |
1855 | ||
1856 | debug_info = bt_self_component_get_data(self_comp); | |
1857 | BT_ASSERT(debug_info); | |
1858 | ||
1859 | debug_info_msg_iter = bt_self_message_iterator_get_data(self_msg_iter); | |
1860 | BT_ASSERT(debug_info_msg_iter); | |
1861 | ||
1862 | upstream_iterator = debug_info_msg_iter->msg_iter; | |
1863 | BT_ASSERT(upstream_iterator); | |
1864 | ||
1865 | upstream_iterator_ret_status = | |
1866 | bt_self_component_port_input_message_iterator_next( | |
9a51bfb2 | 1867 | upstream_iterator, &input_msgs, count); |
fb25b9e3 PP |
1868 | if (upstream_iterator_ret_status != |
1869 | BT_MESSAGE_ITERATOR_NEXT_STATUS_OK) { | |
58f6d595 | 1870 | /* |
fb25b9e3 PP |
1871 | * No messages were returned. Not necessarily an error. |
1872 | * Convert the upstream message iterator status to a | |
1873 | * self status. | |
58f6d595 | 1874 | */ |
fb25b9e3 | 1875 | status = (int) upstream_iterator_ret_status; |
58f6d595 FD |
1876 | goto end; |
1877 | } | |
1878 | ||
1879 | /* | |
1880 | * There should never be more received messages than the capacity we | |
1881 | * provided. | |
1882 | */ | |
1883 | BT_ASSERT(*count <= capacity); | |
1884 | ||
1885 | for (curr_msg_idx = 0; curr_msg_idx < *count; curr_msg_idx++) { | |
1886 | out_message = handle_message(debug_info_msg_iter, | |
fb25b9e3 | 1887 | input_msgs[curr_msg_idx]); |
58f6d595 FD |
1888 | if (!out_message) { |
1889 | goto handle_msg_error; | |
1890 | } | |
1891 | ||
1892 | msgs[curr_msg_idx] = out_message; | |
1893 | /* | |
1894 | * Drop our reference of the input message as we are done with | |
1895 | * it and created a output copy. | |
1896 | */ | |
1897 | bt_message_put_ref(input_msgs[curr_msg_idx]); | |
1898 | } | |
1899 | ||
1900 | goto end; | |
1901 | ||
1902 | handle_msg_error: | |
1903 | /* | |
1904 | * Drop references of all the output messages created before the | |
1905 | * failure. | |
1906 | */ | |
1907 | for (i = 0; i < curr_msg_idx; i++) { | |
1908 | bt_message_put_ref(msgs[i]); | |
1909 | } | |
1910 | ||
6b309b16 FD |
1911 | /* |
1912 | * Drop references of all the input messages not dropped before the | |
1913 | * failure. | |
1914 | */ | |
1915 | for (i = curr_msg_idx; i < *count; i++) { | |
1916 | bt_message_put_ref(input_msgs[i]); | |
1917 | } | |
1918 | ||
fb25b9e3 PP |
1919 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
1920 | ||
58f6d595 FD |
1921 | end: |
1922 | return status; | |
1923 | } | |
1924 | ||
3b841d03 FD |
1925 | static |
1926 | void debug_info_msg_iter_destroy(struct debug_info_msg_iter *debug_info_msg_iter) | |
1927 | { | |
1928 | if (!debug_info_msg_iter) { | |
1929 | goto end; | |
1930 | } | |
1931 | ||
1932 | if (debug_info_msg_iter->msg_iter) { | |
1933 | bt_self_component_port_input_message_iterator_put_ref( | |
9a51bfb2 | 1934 | debug_info_msg_iter->msg_iter); |
3b841d03 FD |
1935 | } |
1936 | ||
1937 | if (debug_info_msg_iter->ir_maps) { | |
1938 | trace_ir_maps_destroy(debug_info_msg_iter->ir_maps); | |
1939 | } | |
1940 | ||
1941 | if (debug_info_msg_iter->debug_info_map) { | |
1942 | g_hash_table_destroy(debug_info_msg_iter->debug_info_map); | |
1943 | } | |
1944 | ||
1945 | bt_fd_cache_fini(&debug_info_msg_iter->fd_cache); | |
1946 | g_free(debug_info_msg_iter); | |
1947 | ||
1948 | end: | |
1949 | return; | |
1950 | } | |
1951 | ||
58f6d595 | 1952 | BT_HIDDEN |
4175c1d5 | 1953 | bt_component_class_message_iterator_initialize_method_status debug_info_msg_iter_init( |
58f6d595 | 1954 | bt_self_message_iterator *self_msg_iter, |
9415de1c | 1955 | bt_self_message_iterator_configuration *config, |
475e740e | 1956 | bt_self_component_filter *self_comp_flt, |
58f6d595 FD |
1957 | bt_self_component_port_output *self_port) |
1958 | { | |
4175c1d5 | 1959 | bt_component_class_message_iterator_initialize_method_status status; |
ab8b2b1b SM |
1960 | bt_self_component_port_input_message_iterator_create_from_message_iterator_status |
1961 | msg_iter_status; | |
3b841d03 FD |
1962 | struct bt_self_component_port_input *input_port = NULL; |
1963 | bt_self_component_port_input_message_iterator *upstream_iterator = NULL; | |
1964 | struct debug_info_msg_iter *debug_info_msg_iter = NULL; | |
2638950d | 1965 | gchar *debug_info_field_name; |
8d7183bd | 1966 | int ret; |
475e740e PP |
1967 | bt_self_component *self_comp = |
1968 | bt_self_component_filter_as_self_component(self_comp_flt); | |
a07aba4f | 1969 | bt_logging_level log_level = bt_component_get_logging_level( |
475e740e | 1970 | bt_self_component_as_component(self_comp)); |
58f6d595 FD |
1971 | |
1972 | /* Borrow the upstream input port. */ | |
1973 | input_port = bt_self_component_filter_borrow_input_port_by_name( | |
475e740e | 1974 | self_comp_flt, "in"); |
58f6d595 | 1975 | if (!input_port) { |
4175c1d5 | 1976 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR; |
3b841d03 FD |
1977 | goto error; |
1978 | } | |
1979 | ||
1980 | debug_info_msg_iter = g_new0(struct debug_info_msg_iter, 1); | |
1981 | if (!debug_info_msg_iter) { | |
4175c1d5 | 1982 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 1983 | goto error; |
58f6d595 FD |
1984 | } |
1985 | ||
a07aba4f | 1986 | debug_info_msg_iter->log_level = log_level; |
475e740e | 1987 | debug_info_msg_iter->self_comp = self_comp; |
a07aba4f | 1988 | |
58f6d595 | 1989 | /* Create an iterator on the upstream component. */ |
ab8b2b1b SM |
1990 | msg_iter_status = bt_self_component_port_input_message_iterator_create_from_message_iterator( |
1991 | self_msg_iter, input_port, &upstream_iterator); | |
1992 | if (msg_iter_status != BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_CREATE_FROM_MESSAGE_ITERATOR_STATUS_OK) { | |
1993 | status = (int) msg_iter_status; | |
3b841d03 | 1994 | goto error; |
58f6d595 FD |
1995 | } |
1996 | ||
3b841d03 FD |
1997 | BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_MOVE_REF( |
1998 | debug_info_msg_iter->msg_iter, upstream_iterator); | |
58f6d595 | 1999 | |
3b841d03 | 2000 | /* Create hashtable that will contain debug info mapping. */ |
58f6d595 | 2001 | debug_info_msg_iter->debug_info_map = g_hash_table_new_full( |
3b841d03 FD |
2002 | g_direct_hash, g_direct_equal, (GDestroyNotify) NULL, |
2003 | (GDestroyNotify) debug_info_destroy); | |
58f6d595 | 2004 | if (!debug_info_msg_iter->debug_info_map) { |
4175c1d5 | 2005 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 2006 | goto error; |
58f6d595 FD |
2007 | } |
2008 | ||
475e740e PP |
2009 | debug_info_msg_iter->debug_info_component = |
2010 | bt_self_component_get_data(self_comp); | |
58f6d595 | 2011 | |
2638950d FD |
2012 | debug_info_field_name = |
2013 | debug_info_msg_iter->debug_info_component->arg_debug_info_field_name; | |
2014 | ||
475e740e | 2015 | debug_info_msg_iter->ir_maps = trace_ir_maps_create(self_comp, |
a07aba4f | 2016 | debug_info_field_name, log_level); |
58f6d595 | 2017 | if (!debug_info_msg_iter->ir_maps) { |
4175c1d5 | 2018 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 2019 | goto error; |
58f6d595 FD |
2020 | } |
2021 | ||
a07aba4f | 2022 | ret = bt_fd_cache_init(&debug_info_msg_iter->fd_cache, log_level); |
8d7183bd | 2023 | if (ret) { |
4175c1d5 | 2024 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
3b841d03 | 2025 | goto error; |
8d7183bd FD |
2026 | } |
2027 | ||
c49bf79b SM |
2028 | bt_self_message_iterator_configuration_set_can_seek_forward(config, |
2029 | bt_self_component_port_input_message_iterator_can_seek_forward( | |
2030 | debug_info_msg_iter->msg_iter)); | |
2031 | ||
58f6d595 | 2032 | bt_self_message_iterator_set_data(self_msg_iter, debug_info_msg_iter); |
58f6d595 FD |
2033 | debug_info_msg_iter->input_iterator = self_msg_iter; |
2034 | ||
4175c1d5 | 2035 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK; |
3b841d03 FD |
2036 | goto end; |
2037 | ||
2038 | error: | |
2039 | debug_info_msg_iter_destroy(debug_info_msg_iter); | |
fb25b9e3 | 2040 | |
58f6d595 FD |
2041 | end: |
2042 | return status; | |
2043 | } | |
2044 | ||
2045 | BT_HIDDEN | |
9e8e8b43 | 2046 | bt_component_class_message_iterator_can_seek_beginning_method_status |
9a51bfb2 FD |
2047 | debug_info_msg_iter_can_seek_beginning(bt_self_message_iterator *self_msg_iter, |
2048 | bt_bool *can_seek) | |
58f6d595 FD |
2049 | { |
2050 | struct debug_info_msg_iter *debug_info_msg_iter = | |
2051 | bt_self_message_iterator_get_data(self_msg_iter); | |
2052 | BT_ASSERT(debug_info_msg_iter); | |
2053 | ||
9e8e8b43 SM |
2054 | return (int) bt_self_component_port_input_message_iterator_can_seek_beginning( |
2055 | debug_info_msg_iter->msg_iter, can_seek); | |
58f6d595 FD |
2056 | } |
2057 | ||
2058 | BT_HIDDEN | |
9a51bfb2 FD |
2059 | bt_component_class_message_iterator_seek_beginning_method_status |
2060 | debug_info_msg_iter_seek_beginning(bt_self_message_iterator *self_msg_iter) | |
58f6d595 FD |
2061 | { |
2062 | struct debug_info_msg_iter *debug_info_msg_iter = | |
2063 | bt_self_message_iterator_get_data(self_msg_iter); | |
fb25b9e3 PP |
2064 | bt_component_class_message_iterator_seek_beginning_method_status status = |
2065 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
2066 | bt_message_iterator_seek_beginning_status seek_beg_status; | |
58f6d595 FD |
2067 | |
2068 | BT_ASSERT(debug_info_msg_iter); | |
2069 | ||
2070 | /* Ask the upstream component to seek to the beginning. */ | |
fb25b9e3 | 2071 | seek_beg_status = bt_self_component_port_input_message_iterator_seek_beginning( |
58f6d595 | 2072 | debug_info_msg_iter->msg_iter); |
fb25b9e3 PP |
2073 | if (seek_beg_status != BT_MESSAGE_ITERATOR_SEEK_BEGINNING_STATUS_OK) { |
2074 | status = (int) seek_beg_status; | |
58f6d595 FD |
2075 | goto end; |
2076 | } | |
2077 | ||
2078 | /* Clear this iterator data. */ | |
2079 | trace_ir_maps_clear(debug_info_msg_iter->ir_maps); | |
2080 | g_hash_table_remove_all(debug_info_msg_iter->debug_info_map); | |
fb25b9e3 | 2081 | |
58f6d595 | 2082 | end: |
fb25b9e3 | 2083 | return status; |
58f6d595 FD |
2084 | } |
2085 | ||
2086 | BT_HIDDEN | |
2087 | void debug_info_msg_iter_finalize(bt_self_message_iterator *it) | |
2088 | { | |
2089 | struct debug_info_msg_iter *debug_info_msg_iter; | |
2090 | ||
2091 | debug_info_msg_iter = bt_self_message_iterator_get_data(it); | |
2092 | BT_ASSERT(debug_info_msg_iter); | |
2093 | ||
3b841d03 | 2094 | debug_info_msg_iter_destroy(debug_info_msg_iter); |
58f6d595 | 2095 | } |