Commit | Line | Data |
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bc506aa5 JD |
1 | /* |
2 | * writer.c | |
3 | * | |
4 | * Babeltrace CTF Writer Output Plugin Event Handling | |
5 | * | |
6 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
29 | #include <babeltrace/ctf-ir/event.h> | |
30 | #include <babeltrace/ctf-ir/packet.h> | |
31 | #include <babeltrace/ctf-ir/event-class.h> | |
32 | #include <babeltrace/ctf-ir/stream.h> | |
33 | #include <babeltrace/ctf-ir/stream-class.h> | |
ac0c6bdd | 34 | #include <babeltrace/ctf-ir/clock-class.h> |
bc506aa5 JD |
35 | #include <babeltrace/ctf-ir/fields.h> |
36 | #include <babeltrace/ctf-writer/stream-class.h> | |
37 | #include <babeltrace/ctf-writer/stream.h> | |
f3168545 | 38 | #include <assert.h> |
bc506aa5 | 39 | |
91b73004 JD |
40 | #include <ctfcopytrace.h> |
41 | ||
bc506aa5 JD |
42 | #include "writer.h" |
43 | ||
a619fcb7 JD |
44 | static |
45 | void unref_stream_class(struct bt_ctf_stream_class *writer_stream_class) | |
46 | { | |
47 | bt_put(writer_stream_class); | |
48 | } | |
49 | ||
50 | static | |
51 | void unref_stream(struct bt_ctf_stream_class *writer_stream) | |
52 | { | |
53 | bt_put(writer_stream); | |
54 | } | |
55 | ||
56 | gboolean empty_ht(gpointer key, gpointer value, gpointer user_data) | |
57 | { | |
58 | return TRUE; | |
59 | } | |
60 | ||
cdcf612f JD |
61 | void destroy_stream_state_key(gpointer key) |
62 | { | |
63 | g_free((enum fs_writer_stream_state *) key); | |
64 | } | |
65 | ||
f3168545 JD |
66 | static |
67 | void trace_is_static_listener(struct bt_ctf_trace *trace, void *data) | |
68 | { | |
69 | *((int *) data) = 1; | |
70 | } | |
71 | ||
bc506aa5 | 72 | static |
91b73004 JD |
73 | struct bt_ctf_stream_class *insert_new_stream_class( |
74 | struct writer_component *writer_component, | |
a619fcb7 | 75 | struct fs_writer *fs_writer, |
91b73004 | 76 | struct bt_ctf_stream_class *stream_class) |
bc506aa5 | 77 | { |
b2f1f465 | 78 | struct bt_ctf_stream_class *writer_stream_class = NULL; |
9ae49d3d | 79 | struct bt_ctf_trace *trace = NULL, *writer_trace = NULL; |
a619fcb7 | 80 | struct bt_ctf_writer *ctf_writer = fs_writer->writer; |
3241bc18 | 81 | enum bt_component_status ret; |
bc506aa5 | 82 | |
3241bc18 JD |
83 | trace = bt_ctf_stream_class_get_trace(stream_class); |
84 | if (!trace) { | |
91b73004 JD |
85 | fprintf(writer_component->err, |
86 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 87 | __LINE__); |
9ae49d3d | 88 | goto error; |
bc506aa5 JD |
89 | } |
90 | ||
91b73004 JD |
91 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
92 | if (!writer_trace) { | |
91b73004 JD |
93 | fprintf(writer_component->err, |
94 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
d00b90bf | 95 | __LINE__); |
9ae49d3d | 96 | goto error; |
bc506aa5 JD |
97 | } |
98 | ||
91b73004 JD |
99 | ret = ctf_copy_clock_classes(writer_component->err, writer_trace, |
100 | writer_stream_class, trace); | |
bc506aa5 | 101 | if (ret != BT_COMPONENT_STATUS_OK) { |
91b73004 JD |
102 | fprintf(writer_component->err, |
103 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 104 | __LINE__); |
9ae49d3d | 105 | goto error; |
b2f1f465 JD |
106 | } |
107 | ||
108 | writer_stream_class = ctf_copy_stream_class(writer_component->err, | |
109 | stream_class, writer_trace, true); | |
110 | if (!writer_stream_class) { | |
111 | fprintf(writer_component->err, "[error] Failed to copy stream class\n"); | |
112 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
113 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 114 | goto error; |
bc506aa5 | 115 | } |
bc506aa5 | 116 | |
a619fcb7 | 117 | g_hash_table_insert(fs_writer->stream_class_map, |
bc506aa5 JD |
118 | (gpointer) stream_class, writer_stream_class); |
119 | ||
9ae49d3d JD |
120 | goto end; |
121 | ||
122 | error: | |
123 | BT_PUT(writer_stream_class); | |
124 | end: | |
b2f1f465 | 125 | bt_put(writer_trace); |
b2f1f465 | 126 | bt_put(trace); |
bc506aa5 JD |
127 | return writer_stream_class; |
128 | } | |
129 | ||
2881e5b5 JD |
130 | static |
131 | enum fs_writer_stream_state *insert_new_stream_state( | |
132 | struct writer_component *writer_component, | |
133 | struct fs_writer *fs_writer, struct bt_ctf_stream *stream) | |
134 | { | |
135 | enum fs_writer_stream_state *v = NULL; | |
136 | ||
137 | v = g_new0(enum fs_writer_stream_state, 1); | |
138 | if (!v) { | |
139 | fprintf(writer_component->err, | |
140 | "[error] %s in %s:%d\n", __func__, | |
141 | __FILE__, __LINE__); | |
142 | } | |
143 | *v = FS_WRITER_UNKNOWN_STREAM; | |
144 | ||
145 | g_hash_table_insert(fs_writer->stream_states, stream, v); | |
146 | ||
147 | return v; | |
148 | } | |
149 | ||
9b4f54fb JD |
150 | static |
151 | int make_trace_path(struct writer_component *writer_component, | |
152 | struct bt_ctf_trace *trace, char *trace_path) | |
153 | { | |
154 | int ret; | |
155 | const char *trace_name; | |
156 | ||
157 | trace_name = bt_ctf_trace_get_name(trace); | |
158 | if (!trace_name) { | |
159 | trace_name = writer_component->trace_name_base->str; | |
160 | } | |
161 | /* XXX: we might have to skip the first level, TBD. */ | |
162 | ||
163 | /* Sanitize the trace name. */ | |
164 | if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) { | |
165 | fprintf(writer_component->err, "[error] Trace name cannot " | |
166 | "be \"..\"\n"); | |
167 | goto error; | |
168 | } | |
169 | ||
170 | if (strstr(trace_name, "../")) { | |
171 | fprintf(writer_component->err, "[error] Trace name cannot " | |
172 | "contain \"../\", received \"%s\"\n", | |
173 | trace_name); | |
174 | goto error; | |
175 | ||
176 | } | |
177 | ||
178 | snprintf(trace_path, PATH_MAX, "%s/%s", | |
179 | writer_component->base_path->str, | |
180 | trace_name); | |
181 | if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) { | |
182 | int i = 0; | |
183 | do { | |
184 | snprintf(trace_path, PATH_MAX, "%s/%s-%d", | |
185 | writer_component->base_path->str, | |
186 | trace_name, ++i); | |
187 | } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX); | |
188 | if (i == INT_MAX) { | |
189 | fprintf(writer_component->err, "[error] Unable to find " | |
190 | "a unique trace path\n"); | |
191 | goto error; | |
192 | } | |
193 | } | |
194 | ||
195 | ret = 0; | |
196 | ||
197 | goto end; | |
198 | ||
199 | error: | |
200 | ret = -1; | |
201 | end: | |
202 | return ret; | |
203 | } | |
204 | ||
bc506aa5 | 205 | static |
f3168545 | 206 | struct fs_writer *insert_new_writer( |
bc506aa5 JD |
207 | struct writer_component *writer_component, |
208 | struct bt_ctf_trace *trace) | |
209 | { | |
9ae49d3d JD |
210 | struct bt_ctf_writer *ctf_writer = NULL; |
211 | struct bt_ctf_trace *writer_trace = NULL; | |
9b4f54fb | 212 | char trace_path[PATH_MAX]; |
bc506aa5 | 213 | enum bt_component_status ret; |
cdcf612f JD |
214 | struct bt_ctf_stream *stream = NULL; |
215 | struct fs_writer *fs_writer = NULL; | |
216 | int nr_stream, i; | |
bc506aa5 | 217 | |
9b4f54fb JD |
218 | ret = make_trace_path(writer_component, trace, trace_path); |
219 | if (ret) { | |
220 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
221 | __func__, __FILE__, __LINE__); | |
222 | goto error; | |
223 | } | |
224 | ||
225 | printf("ctf.fs sink creating trace in %s\n", trace_path); | |
9057f037 | 226 | |
9b4f54fb | 227 | ctf_writer = bt_ctf_writer_create(trace_path); |
bc506aa5 JD |
228 | if (!ctf_writer) { |
229 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
230 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 231 | goto error; |
bc506aa5 JD |
232 | } |
233 | ||
91b73004 JD |
234 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
235 | if (!writer_trace) { | |
91b73004 JD |
236 | fprintf(writer_component->err, |
237 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
238 | __LINE__); | |
9ae49d3d | 239 | goto error; |
91b73004 JD |
240 | } |
241 | ||
242 | ret = ctf_copy_trace(writer_component->err, trace, writer_trace); | |
bc506aa5 JD |
243 | if (ret != BT_COMPONENT_STATUS_OK) { |
244 | fprintf(writer_component->err, "[error] Failed to copy trace\n"); | |
245 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
246 | __func__, __FILE__, __LINE__); | |
247 | BT_PUT(ctf_writer); | |
f3168545 | 248 | goto error; |
bc506aa5 | 249 | } |
f3168545 JD |
250 | |
251 | fs_writer = g_new0(struct fs_writer, 1); | |
252 | if (!fs_writer) { | |
253 | fprintf(writer_component->err, | |
254 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
255 | __LINE__); | |
256 | goto error; | |
257 | } | |
258 | fs_writer->writer = ctf_writer; | |
cdcf612f JD |
259 | fs_writer->trace = trace; |
260 | fs_writer->writer_trace = writer_trace; | |
261 | BT_PUT(writer_trace); | |
a619fcb7 JD |
262 | fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash, |
263 | g_direct_equal, NULL, (GDestroyNotify) unref_stream_class); | |
264 | fs_writer->stream_map = g_hash_table_new_full(g_direct_hash, | |
265 | g_direct_equal, NULL, (GDestroyNotify) unref_stream); | |
cdcf612f JD |
266 | fs_writer->stream_states = g_hash_table_new_full(g_direct_hash, |
267 | g_direct_equal, NULL, destroy_stream_state_key); | |
268 | ||
269 | /* Set all the existing streams in the unknown state. */ | |
270 | nr_stream = bt_ctf_trace_get_stream_count(trace); | |
271 | for (i = 0; i < nr_stream; i++) { | |
cdcf612f JD |
272 | stream = bt_ctf_trace_get_stream_by_index(trace, i); |
273 | if (!stream) { | |
274 | fprintf(writer_component->err, | |
275 | "[error] %s in %s:%d\n", __func__, | |
276 | __FILE__, __LINE__); | |
277 | goto error; | |
278 | } | |
2881e5b5 | 279 | insert_new_stream_state(writer_component, fs_writer, stream); |
cdcf612f JD |
280 | BT_PUT(stream); |
281 | } | |
282 | ||
283 | /* Check if the trace is already static or register a listener. */ | |
f3168545 JD |
284 | if (bt_ctf_trace_is_static(trace)) { |
285 | fs_writer->trace_static = 1; | |
286 | fs_writer->static_listener_id = -1; | |
287 | } else { | |
288 | ret = bt_ctf_trace_add_is_static_listener(trace, | |
289 | trace_is_static_listener, &fs_writer->trace_static); | |
290 | if (ret < 0) { | |
291 | fprintf(writer_component->err, | |
292 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
293 | __LINE__); | |
f3168545 JD |
294 | goto error; |
295 | } | |
296 | fs_writer->static_listener_id = ret; | |
297 | } | |
bc506aa5 JD |
298 | |
299 | g_hash_table_insert(writer_component->trace_map, (gpointer) trace, | |
f3168545 | 300 | fs_writer); |
bc506aa5 | 301 | |
9ae49d3d JD |
302 | goto end; |
303 | ||
304 | error: | |
cdcf612f JD |
305 | g_free(fs_writer); |
306 | fs_writer = NULL; | |
9ae49d3d | 307 | bt_put(writer_trace); |
cdcf612f | 308 | bt_put(stream); |
9ae49d3d | 309 | BT_PUT(ctf_writer); |
bc506aa5 | 310 | end: |
f3168545 | 311 | return fs_writer; |
bc506aa5 JD |
312 | } |
313 | ||
314 | static | |
f3168545 | 315 | struct fs_writer *get_fs_writer(struct writer_component *writer_component, |
bc506aa5 JD |
316 | struct bt_ctf_stream_class *stream_class) |
317 | { | |
9ae49d3d | 318 | struct bt_ctf_trace *trace = NULL; |
f3168545 | 319 | struct fs_writer *fs_writer; |
bc506aa5 JD |
320 | |
321 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
322 | if (!trace) { | |
bc506aa5 JD |
323 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
324 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 325 | goto error; |
bc506aa5 JD |
326 | } |
327 | ||
f3168545 | 328 | fs_writer = g_hash_table_lookup(writer_component->trace_map, |
bc506aa5 | 329 | (gpointer) trace); |
f3168545 JD |
330 | if (!fs_writer) { |
331 | fs_writer = insert_new_writer(writer_component, trace); | |
bc506aa5 | 332 | } |
9ae49d3d JD |
333 | BT_PUT(trace); |
334 | goto end; | |
bc506aa5 | 335 | |
9ae49d3d | 336 | error: |
f3168545 | 337 | fs_writer = NULL; |
bc506aa5 | 338 | end: |
f3168545 | 339 | return fs_writer; |
bc506aa5 JD |
340 | } |
341 | ||
a619fcb7 JD |
342 | static |
343 | struct fs_writer *get_fs_writer_from_stream( | |
344 | struct writer_component *writer_component, | |
345 | struct bt_ctf_stream *stream) | |
346 | { | |
347 | struct bt_ctf_stream_class *stream_class = NULL; | |
348 | struct fs_writer *fs_writer; | |
349 | ||
350 | stream_class = bt_ctf_stream_get_class(stream); | |
351 | if (!stream_class) { | |
352 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
353 | __func__, __FILE__, __LINE__); | |
354 | goto error; | |
355 | } | |
356 | ||
357 | fs_writer = get_fs_writer(writer_component, stream_class); | |
358 | goto end; | |
359 | ||
360 | error: | |
361 | fs_writer = NULL; | |
362 | ||
363 | end: | |
364 | bt_put(stream_class); | |
365 | return fs_writer; | |
366 | } | |
367 | ||
368 | static | |
369 | struct bt_ctf_stream_class *lookup_stream_class( | |
370 | struct writer_component *writer_component, | |
371 | struct bt_ctf_stream_class *stream_class) | |
372 | { | |
373 | struct fs_writer *fs_writer = get_fs_writer( | |
374 | writer_component, stream_class); | |
375 | assert(fs_writer); | |
376 | return (struct bt_ctf_stream_class *) g_hash_table_lookup( | |
377 | fs_writer->stream_class_map, (gpointer) stream_class); | |
378 | } | |
379 | ||
380 | static | |
381 | struct bt_ctf_stream *lookup_stream(struct writer_component *writer_component, | |
382 | struct bt_ctf_stream *stream) | |
383 | { | |
384 | struct fs_writer *fs_writer = get_fs_writer_from_stream( | |
385 | writer_component, stream); | |
386 | assert(fs_writer); | |
387 | return (struct bt_ctf_stream *) g_hash_table_lookup( | |
388 | fs_writer->stream_map, (gpointer) stream); | |
389 | } | |
390 | ||
391 | static | |
392 | struct bt_ctf_stream *insert_new_stream( | |
393 | struct writer_component *writer_component, | |
394 | struct fs_writer *fs_writer, | |
395 | struct bt_ctf_stream_class *stream_class, | |
396 | struct bt_ctf_stream *stream) | |
397 | { | |
398 | struct bt_ctf_stream *writer_stream = NULL; | |
399 | struct bt_ctf_stream_class *writer_stream_class = NULL; | |
400 | struct bt_ctf_writer *ctf_writer = bt_get(fs_writer->writer); | |
401 | ||
402 | writer_stream_class = lookup_stream_class(writer_component, | |
403 | stream_class); | |
404 | if (!writer_stream_class) { | |
405 | writer_stream_class = insert_new_stream_class( | |
406 | writer_component, fs_writer, stream_class); | |
407 | if (!writer_stream_class) { | |
408 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
409 | __func__, __FILE__, __LINE__); | |
410 | goto error; | |
411 | } | |
412 | } | |
413 | bt_get(writer_stream_class); | |
414 | ||
415 | writer_stream = bt_ctf_writer_create_stream(ctf_writer, | |
416 | writer_stream_class); | |
417 | if (!writer_stream) { | |
418 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
419 | __func__, __FILE__, __LINE__); | |
420 | goto error; | |
421 | } | |
422 | ||
423 | g_hash_table_insert(fs_writer->stream_map, (gpointer) stream, | |
424 | writer_stream); | |
425 | ||
426 | goto end; | |
427 | ||
428 | error: | |
429 | BT_PUT(writer_stream); | |
430 | end: | |
431 | bt_put(ctf_writer); | |
432 | bt_put(writer_stream_class); | |
433 | return writer_stream; | |
434 | } | |
435 | ||
436 | static | |
437 | struct bt_ctf_event_class *get_event_class(struct writer_component *writer_component, | |
438 | struct bt_ctf_stream_class *writer_stream_class, | |
439 | struct bt_ctf_event_class *event_class) | |
440 | { | |
441 | return bt_ctf_stream_class_get_event_class_by_id(writer_stream_class, | |
442 | bt_ctf_event_class_get_id(event_class)); | |
443 | } | |
444 | ||
bc506aa5 JD |
445 | static |
446 | struct bt_ctf_stream *get_writer_stream( | |
447 | struct writer_component *writer_component, | |
448 | struct bt_ctf_packet *packet, struct bt_ctf_stream *stream) | |
449 | { | |
9ae49d3d | 450 | struct bt_ctf_stream *writer_stream = NULL; |
bc506aa5 | 451 | |
f384901f JD |
452 | writer_stream = lookup_stream(writer_component, stream); |
453 | if (!writer_stream) { | |
bc506aa5 JD |
454 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
455 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 456 | goto error; |
bc506aa5 | 457 | } |
9ae49d3d JD |
458 | bt_get(writer_stream); |
459 | ||
460 | goto end; | |
bc506aa5 | 461 | |
9ae49d3d JD |
462 | error: |
463 | BT_PUT(writer_stream); | |
464 | end: | |
bc506aa5 JD |
465 | return writer_stream; |
466 | } | |
467 | ||
f3168545 | 468 | BT_HIDDEN |
a619fcb7 JD |
469 | void writer_close(struct writer_component *writer_component, |
470 | struct fs_writer *fs_writer) | |
f3168545 | 471 | { |
f3168545 | 472 | if (fs_writer->static_listener_id > 0) { |
a619fcb7 | 473 | bt_ctf_trace_remove_is_static_listener(fs_writer->trace, |
f3168545 JD |
474 | fs_writer->static_listener_id); |
475 | } | |
a619fcb7 JD |
476 | |
477 | /* Empty the stream class HT. */ | |
478 | g_hash_table_foreach_remove(fs_writer->stream_class_map, | |
479 | empty_ht, NULL); | |
480 | g_hash_table_destroy(fs_writer->stream_class_map); | |
481 | ||
482 | /* Empty the stream HT. */ | |
483 | g_hash_table_foreach_remove(fs_writer->stream_map, | |
484 | empty_ht, NULL); | |
485 | g_hash_table_destroy(fs_writer->stream_map); | |
cdcf612f JD |
486 | |
487 | /* Empty the stream state HT. */ | |
488 | g_hash_table_foreach_remove(fs_writer->stream_states, | |
489 | empty_ht, NULL); | |
490 | g_hash_table_destroy(fs_writer->stream_states); | |
f3168545 JD |
491 | } |
492 | ||
f384901f JD |
493 | BT_HIDDEN |
494 | enum bt_component_status writer_stream_begin( | |
495 | struct writer_component *writer_component, | |
496 | struct bt_ctf_stream *stream) | |
497 | { | |
498 | struct bt_ctf_stream_class *stream_class = NULL; | |
499 | struct fs_writer *fs_writer; | |
f384901f JD |
500 | struct bt_ctf_stream *writer_stream = NULL; |
501 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 502 | enum fs_writer_stream_state *state; |
f384901f JD |
503 | |
504 | stream_class = bt_ctf_stream_get_class(stream); | |
505 | if (!stream_class) { | |
506 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
507 | __func__, __FILE__, __LINE__); | |
508 | goto error; | |
509 | } | |
510 | ||
511 | fs_writer = get_fs_writer(writer_component, stream_class); | |
512 | if (!fs_writer) { | |
513 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
514 | __func__, __FILE__, __LINE__); | |
515 | goto error; | |
516 | } | |
cdcf612f JD |
517 | |
518 | /* Set the stream as active */ | |
519 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
2881e5b5 JD |
520 | if (!state) { |
521 | if (fs_writer->trace_static) { | |
522 | fprintf(writer_component->err, "[error] Adding a new " | |
523 | "stream on a static trace\n"); | |
524 | goto error; | |
525 | } | |
526 | state = insert_new_stream_state(writer_component, fs_writer, | |
527 | stream); | |
528 | } | |
cdcf612f JD |
529 | if (*state != FS_WRITER_UNKNOWN_STREAM) { |
530 | fprintf(writer_component->err, "[error] Unexpected stream " | |
531 | "state %d\n", *state); | |
532 | goto error; | |
533 | } | |
534 | *state = FS_WRITER_ACTIVE_STREAM; | |
535 | ||
a619fcb7 | 536 | writer_stream = insert_new_stream(writer_component, fs_writer, |
f384901f JD |
537 | stream_class, stream); |
538 | if (!writer_stream) { | |
539 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
540 | __func__, __FILE__, __LINE__); | |
541 | goto error; | |
542 | } | |
543 | fs_writer->active_streams++; | |
544 | ||
545 | goto end; | |
546 | ||
547 | error: | |
548 | ret = BT_COMPONENT_STATUS_ERROR; | |
549 | end: | |
f384901f JD |
550 | bt_put(stream_class); |
551 | return ret; | |
552 | } | |
553 | ||
cdcf612f JD |
554 | void check_completed_trace(gpointer key, gpointer value, gpointer user_data) |
555 | { | |
556 | enum fs_writer_stream_state *state = value; | |
557 | int *trace_completed = user_data; | |
558 | ||
559 | if (*state != FS_WRITER_COMPLETED_STREAM) { | |
560 | *trace_completed = 0; | |
561 | } | |
562 | } | |
563 | ||
f3168545 JD |
564 | BT_HIDDEN |
565 | enum bt_component_status writer_stream_end( | |
566 | struct writer_component *writer_component, | |
567 | struct bt_ctf_stream *stream) | |
568 | { | |
569 | struct bt_ctf_stream_class *stream_class = NULL; | |
570 | struct fs_writer *fs_writer; | |
571 | struct bt_ctf_trace *trace = NULL; | |
572 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 573 | enum fs_writer_stream_state *state; |
f3168545 | 574 | |
f3168545 JD |
575 | stream_class = bt_ctf_stream_get_class(stream); |
576 | if (!stream_class) { | |
577 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
578 | __func__, __FILE__, __LINE__); | |
579 | goto error; | |
580 | } | |
581 | ||
582 | fs_writer = get_fs_writer(writer_component, stream_class); | |
583 | if (!fs_writer) { | |
584 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
585 | __func__, __FILE__, __LINE__); | |
586 | goto error; | |
587 | } | |
cdcf612f JD |
588 | |
589 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
590 | if (*state != FS_WRITER_ACTIVE_STREAM) { | |
591 | fprintf(writer_component->err, "[error] Unexpected stream " | |
592 | "state %d\n", *state); | |
593 | goto error; | |
594 | } | |
595 | *state = FS_WRITER_COMPLETED_STREAM; | |
596 | ||
a619fcb7 | 597 | g_hash_table_remove(fs_writer->stream_map, stream); |
f3168545 | 598 | |
cdcf612f JD |
599 | if (fs_writer->trace_static) { |
600 | int trace_completed = 1; | |
601 | ||
602 | g_hash_table_foreach(fs_writer->stream_states, | |
603 | check_completed_trace, &trace_completed); | |
604 | if (trace_completed) { | |
605 | writer_close(writer_component, fs_writer); | |
606 | g_hash_table_remove(writer_component->trace_map, | |
607 | fs_writer->trace); | |
608 | } | |
f3168545 JD |
609 | } |
610 | ||
611 | goto end; | |
612 | ||
613 | error: | |
614 | ret = BT_COMPONENT_STATUS_ERROR; | |
615 | end: | |
616 | BT_PUT(trace); | |
617 | BT_PUT(stream_class); | |
618 | return ret; | |
619 | } | |
620 | ||
bc506aa5 JD |
621 | BT_HIDDEN |
622 | enum bt_component_status writer_new_packet( | |
623 | struct writer_component *writer_component, | |
624 | struct bt_ctf_packet *packet) | |
625 | { | |
9ae49d3d JD |
626 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
627 | struct bt_ctf_field *writer_packet_context = NULL; | |
bc506aa5 | 628 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
b2f1f465 | 629 | int int_ret; |
bc506aa5 JD |
630 | |
631 | stream = bt_ctf_packet_get_stream(packet); | |
632 | if (!stream) { | |
bc506aa5 JD |
633 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
634 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 635 | goto error; |
bc506aa5 JD |
636 | } |
637 | ||
bc506aa5 JD |
638 | writer_stream = get_writer_stream(writer_component, packet, stream); |
639 | if (!writer_stream) { | |
bc506aa5 JD |
640 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
641 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 642 | goto error; |
bc506aa5 | 643 | } |
9ae49d3d | 644 | BT_PUT(stream); |
bc506aa5 | 645 | |
b2f1f465 | 646 | writer_packet_context = ctf_copy_packet_context(writer_component->err, |
79697a58 | 647 | packet, writer_stream); |
b2f1f465 | 648 | if (!writer_packet_context) { |
91b73004 JD |
649 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
650 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 651 | goto error; |
bc506aa5 JD |
652 | } |
653 | ||
b2f1f465 JD |
654 | int_ret = bt_ctf_stream_set_packet_context(writer_stream, |
655 | writer_packet_context); | |
656 | if (int_ret < 0) { | |
b2f1f465 JD |
657 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
658 | __FILE__, __LINE__); | |
9ae49d3d | 659 | goto error; |
b2f1f465 | 660 | } |
9ae49d3d JD |
661 | BT_PUT(writer_stream); |
662 | BT_PUT(writer_packet_context); | |
b2f1f465 | 663 | |
9ae49d3d | 664 | goto end; |
bc506aa5 | 665 | |
9ae49d3d JD |
666 | error: |
667 | ret = BT_COMPONENT_STATUS_ERROR; | |
668 | end: | |
669 | bt_put(writer_stream); | |
b2f1f465 | 670 | bt_put(writer_packet_context); |
91b73004 | 671 | bt_put(stream); |
bc506aa5 JD |
672 | return ret; |
673 | } | |
674 | ||
675 | BT_HIDDEN | |
676 | enum bt_component_status writer_close_packet( | |
677 | struct writer_component *writer_component, | |
678 | struct bt_ctf_packet *packet) | |
679 | { | |
9ae49d3d | 680 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 JD |
681 | enum bt_component_status ret; |
682 | ||
683 | stream = bt_ctf_packet_get_stream(packet); | |
684 | if (!stream) { | |
bc506aa5 JD |
685 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
686 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 687 | goto error; |
bc506aa5 JD |
688 | } |
689 | ||
690 | writer_stream = lookup_stream(writer_component, stream); | |
691 | if (!writer_stream) { | |
bc506aa5 JD |
692 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
693 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 694 | goto error; |
bc506aa5 | 695 | } |
9ae49d3d | 696 | BT_PUT(stream); |
bc506aa5 | 697 | |
9ae49d3d | 698 | bt_get(writer_stream); |
bc506aa5 | 699 | |
bc506aa5 JD |
700 | ret = bt_ctf_stream_flush(writer_stream); |
701 | if (ret < 0) { | |
702 | fprintf(writer_component->err, | |
703 | "[error] Failed to flush packet\n"); | |
9ae49d3d | 704 | goto error; |
bc506aa5 | 705 | } |
9ae49d3d | 706 | BT_PUT(writer_stream); |
bc506aa5 JD |
707 | |
708 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 709 | goto end; |
bc506aa5 | 710 | |
9ae49d3d JD |
711 | error: |
712 | ret = BT_COMPONENT_STATUS_ERROR; | |
713 | end: | |
bc506aa5 | 714 | bt_put(writer_stream); |
bc506aa5 | 715 | bt_put(stream); |
bc506aa5 JD |
716 | return ret; |
717 | } | |
718 | ||
bc506aa5 JD |
719 | BT_HIDDEN |
720 | enum bt_component_status writer_output_event( | |
721 | struct writer_component *writer_component, | |
722 | struct bt_ctf_event *event) | |
723 | { | |
724 | enum bt_component_status ret; | |
9ae49d3d JD |
725 | struct bt_ctf_event_class *event_class = NULL, *writer_event_class = NULL; |
726 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; | |
727 | struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL; | |
728 | struct bt_ctf_event *writer_event = NULL; | |
bc506aa5 JD |
729 | const char *event_name; |
730 | int int_ret; | |
731 | ||
732 | event_class = bt_ctf_event_get_class(event); | |
733 | if (!event_class) { | |
bc506aa5 JD |
734 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
735 | __FILE__, __LINE__); | |
9ae49d3d | 736 | goto error; |
bc506aa5 JD |
737 | } |
738 | ||
739 | event_name = bt_ctf_event_class_get_name(event_class); | |
740 | if (!event_name) { | |
bc506aa5 JD |
741 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
742 | __FILE__, __LINE__); | |
9ae49d3d | 743 | goto error; |
bc506aa5 | 744 | } |
bc506aa5 JD |
745 | |
746 | stream = bt_ctf_event_get_stream(event); | |
747 | if (!stream) { | |
bc506aa5 JD |
748 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
749 | __FILE__, __LINE__); | |
9ae49d3d | 750 | goto error; |
bc506aa5 JD |
751 | } |
752 | ||
753 | writer_stream = lookup_stream(writer_component, stream); | |
754 | if (!writer_stream || !bt_get(writer_stream)) { | |
bc506aa5 JD |
755 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
756 | __FILE__, __LINE__); | |
9ae49d3d | 757 | goto error; |
bc506aa5 JD |
758 | } |
759 | ||
760 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
761 | if (!stream_class) { | |
bc506aa5 JD |
762 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
763 | __FILE__, __LINE__); | |
9ae49d3d | 764 | goto error; |
bc506aa5 JD |
765 | } |
766 | ||
a619fcb7 | 767 | writer_stream_class = lookup_stream_class(writer_component, stream_class); |
bc506aa5 | 768 | if (!writer_stream_class || !bt_get(writer_stream_class)) { |
bc506aa5 JD |
769 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
770 | __FILE__, __LINE__); | |
9ae49d3d | 771 | goto error; |
bc506aa5 JD |
772 | } |
773 | ||
774 | writer_event_class = get_event_class(writer_component, | |
775 | writer_stream_class, event_class); | |
776 | if (!writer_event_class) { | |
af34e875 JD |
777 | writer_event_class = ctf_copy_event_class(writer_component->err, |
778 | event_class); | |
779 | if (!writer_event_class) { | |
af34e875 JD |
780 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
781 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 782 | goto error; |
af34e875 JD |
783 | } |
784 | int_ret = bt_ctf_stream_class_add_event_class( | |
785 | writer_stream_class, writer_event_class); | |
786 | if (int_ret) { | |
af34e875 JD |
787 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
788 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 789 | goto error; |
af34e875 | 790 | } |
bc506aa5 JD |
791 | } |
792 | ||
b2f1f465 JD |
793 | writer_event = ctf_copy_event(writer_component->err, event, |
794 | writer_event_class, true); | |
bc506aa5 | 795 | if (!writer_event) { |
bc506aa5 JD |
796 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
797 | __FILE__, __LINE__); | |
798 | fprintf(writer_component->err, "[error] Failed to copy event %s\n", | |
799 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 800 | goto error; |
bc506aa5 JD |
801 | } |
802 | ||
803 | int_ret = bt_ctf_stream_append_event(writer_stream, writer_event); | |
804 | if (int_ret < 0) { | |
bc506aa5 JD |
805 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
806 | __FILE__, __LINE__); | |
807 | fprintf(writer_component->err, "[error] Failed to append event %s\n", | |
808 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 809 | goto error; |
bc506aa5 JD |
810 | } |
811 | ||
812 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 813 | goto end; |
bc506aa5 | 814 | |
9ae49d3d JD |
815 | error: |
816 | ret = BT_COMPONENT_STATUS_ERROR; | |
817 | end: | |
bc506aa5 | 818 | bt_put(writer_event); |
bc506aa5 | 819 | bt_put(writer_event_class); |
bc506aa5 | 820 | bt_put(writer_stream_class); |
bc506aa5 | 821 | bt_put(stream_class); |
bc506aa5 | 822 | bt_put(writer_stream); |
bc506aa5 | 823 | bt_put(stream); |
bc506aa5 | 824 | bt_put(event_class); |
bc506aa5 JD |
825 | return ret; |
826 | } |