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 | ||
1c78e839 | 56 | static |
a619fcb7 JD |
57 | gboolean empty_ht(gpointer key, gpointer value, gpointer user_data) |
58 | { | |
59 | return TRUE; | |
60 | } | |
61 | ||
1c78e839 | 62 | static |
2e4636e1 JD |
63 | gboolean empty_streams_ht(gpointer key, gpointer value, gpointer user_data) |
64 | { | |
65 | struct bt_ctf_stream *writer_stream = value; | |
66 | ||
67 | bt_ctf_stream_flush(writer_stream); | |
68 | ||
69 | return TRUE; | |
70 | } | |
71 | ||
1c78e839 | 72 | static |
cdcf612f JD |
73 | void destroy_stream_state_key(gpointer key) |
74 | { | |
75 | g_free((enum fs_writer_stream_state *) key); | |
76 | } | |
77 | ||
1c78e839 | 78 | static |
6f25f7c4 JD |
79 | void check_completed_trace(gpointer key, gpointer value, gpointer user_data) |
80 | { | |
81 | enum fs_writer_stream_state *state = value; | |
82 | int *trace_completed = user_data; | |
83 | ||
84 | if (*state != FS_WRITER_COMPLETED_STREAM) { | |
85 | *trace_completed = 0; | |
86 | } | |
87 | } | |
88 | ||
f3168545 JD |
89 | static |
90 | void trace_is_static_listener(struct bt_ctf_trace *trace, void *data) | |
91 | { | |
6f25f7c4 JD |
92 | struct fs_writer *fs_writer = data; |
93 | int trace_completed = 1; | |
94 | ||
95 | fs_writer->trace_static = 1; | |
96 | ||
97 | g_hash_table_foreach(fs_writer->stream_states, | |
98 | check_completed_trace, &trace_completed); | |
99 | if (trace_completed) { | |
100 | writer_close(fs_writer->writer_component, fs_writer); | |
101 | g_hash_table_remove(fs_writer->writer_component->trace_map, | |
102 | fs_writer->trace); | |
103 | } | |
f3168545 JD |
104 | } |
105 | ||
bc506aa5 | 106 | static |
91b73004 JD |
107 | struct bt_ctf_stream_class *insert_new_stream_class( |
108 | struct writer_component *writer_component, | |
a619fcb7 | 109 | struct fs_writer *fs_writer, |
91b73004 | 110 | struct bt_ctf_stream_class *stream_class) |
bc506aa5 | 111 | { |
b2f1f465 | 112 | struct bt_ctf_stream_class *writer_stream_class = NULL; |
9ae49d3d | 113 | struct bt_ctf_trace *trace = NULL, *writer_trace = NULL; |
a619fcb7 | 114 | struct bt_ctf_writer *ctf_writer = fs_writer->writer; |
3241bc18 | 115 | enum bt_component_status ret; |
bc506aa5 | 116 | |
3241bc18 JD |
117 | trace = bt_ctf_stream_class_get_trace(stream_class); |
118 | if (!trace) { | |
91b73004 JD |
119 | fprintf(writer_component->err, |
120 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 121 | __LINE__); |
9ae49d3d | 122 | goto error; |
bc506aa5 JD |
123 | } |
124 | ||
91b73004 JD |
125 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
126 | if (!writer_trace) { | |
91b73004 JD |
127 | fprintf(writer_component->err, |
128 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
d00b90bf | 129 | __LINE__); |
9ae49d3d | 130 | goto error; |
bc506aa5 JD |
131 | } |
132 | ||
91b73004 JD |
133 | ret = ctf_copy_clock_classes(writer_component->err, writer_trace, |
134 | writer_stream_class, trace); | |
bc506aa5 | 135 | if (ret != BT_COMPONENT_STATUS_OK) { |
91b73004 JD |
136 | fprintf(writer_component->err, |
137 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 138 | __LINE__); |
9ae49d3d | 139 | goto error; |
b2f1f465 JD |
140 | } |
141 | ||
142 | writer_stream_class = ctf_copy_stream_class(writer_component->err, | |
143 | stream_class, writer_trace, true); | |
144 | if (!writer_stream_class) { | |
145 | fprintf(writer_component->err, "[error] Failed to copy stream class\n"); | |
146 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
147 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 148 | goto error; |
bc506aa5 | 149 | } |
bc506aa5 | 150 | |
a619fcb7 | 151 | g_hash_table_insert(fs_writer->stream_class_map, |
bc506aa5 JD |
152 | (gpointer) stream_class, writer_stream_class); |
153 | ||
9ae49d3d JD |
154 | goto end; |
155 | ||
156 | error: | |
157 | BT_PUT(writer_stream_class); | |
158 | end: | |
b2f1f465 | 159 | bt_put(writer_trace); |
b2f1f465 | 160 | bt_put(trace); |
bc506aa5 JD |
161 | return writer_stream_class; |
162 | } | |
163 | ||
2881e5b5 JD |
164 | static |
165 | enum fs_writer_stream_state *insert_new_stream_state( | |
166 | struct writer_component *writer_component, | |
167 | struct fs_writer *fs_writer, struct bt_ctf_stream *stream) | |
168 | { | |
169 | enum fs_writer_stream_state *v = NULL; | |
170 | ||
171 | v = g_new0(enum fs_writer_stream_state, 1); | |
172 | if (!v) { | |
173 | fprintf(writer_component->err, | |
174 | "[error] %s in %s:%d\n", __func__, | |
175 | __FILE__, __LINE__); | |
176 | } | |
177 | *v = FS_WRITER_UNKNOWN_STREAM; | |
178 | ||
179 | g_hash_table_insert(fs_writer->stream_states, stream, v); | |
180 | ||
181 | return v; | |
182 | } | |
183 | ||
9b4f54fb JD |
184 | static |
185 | int make_trace_path(struct writer_component *writer_component, | |
186 | struct bt_ctf_trace *trace, char *trace_path) | |
187 | { | |
188 | int ret; | |
189 | const char *trace_name; | |
190 | ||
191 | trace_name = bt_ctf_trace_get_name(trace); | |
192 | if (!trace_name) { | |
193 | trace_name = writer_component->trace_name_base->str; | |
194 | } | |
195 | /* XXX: we might have to skip the first level, TBD. */ | |
196 | ||
197 | /* Sanitize the trace name. */ | |
198 | if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) { | |
199 | fprintf(writer_component->err, "[error] Trace name cannot " | |
200 | "be \"..\"\n"); | |
201 | goto error; | |
202 | } | |
203 | ||
204 | if (strstr(trace_name, "../")) { | |
205 | fprintf(writer_component->err, "[error] Trace name cannot " | |
206 | "contain \"../\", received \"%s\"\n", | |
207 | trace_name); | |
208 | goto error; | |
209 | ||
210 | } | |
211 | ||
212 | snprintf(trace_path, PATH_MAX, "%s/%s", | |
213 | writer_component->base_path->str, | |
214 | trace_name); | |
215 | if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) { | |
216 | int i = 0; | |
217 | do { | |
218 | snprintf(trace_path, PATH_MAX, "%s/%s-%d", | |
219 | writer_component->base_path->str, | |
220 | trace_name, ++i); | |
221 | } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX); | |
222 | if (i == INT_MAX) { | |
223 | fprintf(writer_component->err, "[error] Unable to find " | |
224 | "a unique trace path\n"); | |
225 | goto error; | |
226 | } | |
227 | } | |
228 | ||
229 | ret = 0; | |
230 | ||
231 | goto end; | |
232 | ||
233 | error: | |
234 | ret = -1; | |
235 | end: | |
236 | return ret; | |
237 | } | |
238 | ||
bc506aa5 | 239 | static |
f3168545 | 240 | struct fs_writer *insert_new_writer( |
bc506aa5 JD |
241 | struct writer_component *writer_component, |
242 | struct bt_ctf_trace *trace) | |
243 | { | |
9ae49d3d JD |
244 | struct bt_ctf_writer *ctf_writer = NULL; |
245 | struct bt_ctf_trace *writer_trace = NULL; | |
9b4f54fb | 246 | char trace_path[PATH_MAX]; |
bc506aa5 | 247 | enum bt_component_status ret; |
cdcf612f JD |
248 | struct bt_ctf_stream *stream = NULL; |
249 | struct fs_writer *fs_writer = NULL; | |
250 | int nr_stream, i; | |
bc506aa5 | 251 | |
9b4f54fb JD |
252 | ret = make_trace_path(writer_component, trace, trace_path); |
253 | if (ret) { | |
254 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
255 | __func__, __FILE__, __LINE__); | |
256 | goto error; | |
257 | } | |
258 | ||
259 | printf("ctf.fs sink creating trace in %s\n", trace_path); | |
9057f037 | 260 | |
9b4f54fb | 261 | ctf_writer = bt_ctf_writer_create(trace_path); |
bc506aa5 JD |
262 | if (!ctf_writer) { |
263 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
264 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 265 | goto error; |
bc506aa5 JD |
266 | } |
267 | ||
91b73004 JD |
268 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
269 | if (!writer_trace) { | |
91b73004 JD |
270 | fprintf(writer_component->err, |
271 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
272 | __LINE__); | |
9ae49d3d | 273 | goto error; |
91b73004 JD |
274 | } |
275 | ||
276 | ret = ctf_copy_trace(writer_component->err, trace, writer_trace); | |
bc506aa5 JD |
277 | if (ret != BT_COMPONENT_STATUS_OK) { |
278 | fprintf(writer_component->err, "[error] Failed to copy trace\n"); | |
279 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
280 | __func__, __FILE__, __LINE__); | |
281 | BT_PUT(ctf_writer); | |
f3168545 | 282 | goto error; |
bc506aa5 | 283 | } |
f3168545 JD |
284 | |
285 | fs_writer = g_new0(struct fs_writer, 1); | |
286 | if (!fs_writer) { | |
287 | fprintf(writer_component->err, | |
288 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
289 | __LINE__); | |
290 | goto error; | |
291 | } | |
292 | fs_writer->writer = ctf_writer; | |
cdcf612f JD |
293 | fs_writer->trace = trace; |
294 | fs_writer->writer_trace = writer_trace; | |
6f25f7c4 | 295 | fs_writer->writer_component = writer_component; |
cdcf612f | 296 | BT_PUT(writer_trace); |
a619fcb7 JD |
297 | fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash, |
298 | g_direct_equal, NULL, (GDestroyNotify) unref_stream_class); | |
299 | fs_writer->stream_map = g_hash_table_new_full(g_direct_hash, | |
300 | g_direct_equal, NULL, (GDestroyNotify) unref_stream); | |
cdcf612f JD |
301 | fs_writer->stream_states = g_hash_table_new_full(g_direct_hash, |
302 | g_direct_equal, NULL, destroy_stream_state_key); | |
303 | ||
304 | /* Set all the existing streams in the unknown state. */ | |
305 | nr_stream = bt_ctf_trace_get_stream_count(trace); | |
306 | for (i = 0; i < nr_stream; i++) { | |
cdcf612f JD |
307 | stream = bt_ctf_trace_get_stream_by_index(trace, i); |
308 | if (!stream) { | |
309 | fprintf(writer_component->err, | |
310 | "[error] %s in %s:%d\n", __func__, | |
311 | __FILE__, __LINE__); | |
312 | goto error; | |
313 | } | |
2881e5b5 | 314 | insert_new_stream_state(writer_component, fs_writer, stream); |
cdcf612f JD |
315 | BT_PUT(stream); |
316 | } | |
317 | ||
318 | /* Check if the trace is already static or register a listener. */ | |
f3168545 JD |
319 | if (bt_ctf_trace_is_static(trace)) { |
320 | fs_writer->trace_static = 1; | |
321 | fs_writer->static_listener_id = -1; | |
322 | } else { | |
323 | ret = bt_ctf_trace_add_is_static_listener(trace, | |
6f25f7c4 | 324 | trace_is_static_listener, fs_writer); |
f3168545 JD |
325 | if (ret < 0) { |
326 | fprintf(writer_component->err, | |
327 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
328 | __LINE__); | |
f3168545 JD |
329 | goto error; |
330 | } | |
331 | fs_writer->static_listener_id = ret; | |
332 | } | |
bc506aa5 JD |
333 | |
334 | g_hash_table_insert(writer_component->trace_map, (gpointer) trace, | |
f3168545 | 335 | fs_writer); |
bc506aa5 | 336 | |
9ae49d3d JD |
337 | goto end; |
338 | ||
339 | error: | |
cdcf612f JD |
340 | g_free(fs_writer); |
341 | fs_writer = NULL; | |
9ae49d3d | 342 | bt_put(writer_trace); |
cdcf612f | 343 | bt_put(stream); |
9ae49d3d | 344 | BT_PUT(ctf_writer); |
bc506aa5 | 345 | end: |
f3168545 | 346 | return fs_writer; |
bc506aa5 JD |
347 | } |
348 | ||
349 | static | |
f3168545 | 350 | struct fs_writer *get_fs_writer(struct writer_component *writer_component, |
bc506aa5 JD |
351 | struct bt_ctf_stream_class *stream_class) |
352 | { | |
9ae49d3d | 353 | struct bt_ctf_trace *trace = NULL; |
f3168545 | 354 | struct fs_writer *fs_writer; |
bc506aa5 JD |
355 | |
356 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
357 | if (!trace) { | |
bc506aa5 JD |
358 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
359 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 360 | goto error; |
bc506aa5 JD |
361 | } |
362 | ||
f3168545 | 363 | fs_writer = g_hash_table_lookup(writer_component->trace_map, |
bc506aa5 | 364 | (gpointer) trace); |
f3168545 JD |
365 | if (!fs_writer) { |
366 | fs_writer = insert_new_writer(writer_component, trace); | |
bc506aa5 | 367 | } |
9ae49d3d JD |
368 | BT_PUT(trace); |
369 | goto end; | |
bc506aa5 | 370 | |
9ae49d3d | 371 | error: |
f3168545 | 372 | fs_writer = NULL; |
bc506aa5 | 373 | end: |
f3168545 | 374 | return fs_writer; |
bc506aa5 JD |
375 | } |
376 | ||
a619fcb7 JD |
377 | static |
378 | struct fs_writer *get_fs_writer_from_stream( | |
379 | struct writer_component *writer_component, | |
380 | struct bt_ctf_stream *stream) | |
381 | { | |
382 | struct bt_ctf_stream_class *stream_class = NULL; | |
383 | struct fs_writer *fs_writer; | |
384 | ||
385 | stream_class = bt_ctf_stream_get_class(stream); | |
386 | if (!stream_class) { | |
387 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
388 | __func__, __FILE__, __LINE__); | |
389 | goto error; | |
390 | } | |
391 | ||
392 | fs_writer = get_fs_writer(writer_component, stream_class); | |
393 | goto end; | |
394 | ||
395 | error: | |
396 | fs_writer = NULL; | |
397 | ||
398 | end: | |
399 | bt_put(stream_class); | |
400 | return fs_writer; | |
401 | } | |
402 | ||
403 | static | |
404 | struct bt_ctf_stream_class *lookup_stream_class( | |
405 | struct writer_component *writer_component, | |
406 | struct bt_ctf_stream_class *stream_class) | |
407 | { | |
408 | struct fs_writer *fs_writer = get_fs_writer( | |
409 | writer_component, stream_class); | |
410 | assert(fs_writer); | |
411 | return (struct bt_ctf_stream_class *) g_hash_table_lookup( | |
412 | fs_writer->stream_class_map, (gpointer) stream_class); | |
413 | } | |
414 | ||
415 | static | |
416 | struct bt_ctf_stream *lookup_stream(struct writer_component *writer_component, | |
417 | struct bt_ctf_stream *stream) | |
418 | { | |
419 | struct fs_writer *fs_writer = get_fs_writer_from_stream( | |
420 | writer_component, stream); | |
421 | assert(fs_writer); | |
422 | return (struct bt_ctf_stream *) g_hash_table_lookup( | |
423 | fs_writer->stream_map, (gpointer) stream); | |
424 | } | |
425 | ||
426 | static | |
427 | struct bt_ctf_stream *insert_new_stream( | |
428 | struct writer_component *writer_component, | |
429 | struct fs_writer *fs_writer, | |
430 | struct bt_ctf_stream_class *stream_class, | |
431 | struct bt_ctf_stream *stream) | |
432 | { | |
433 | struct bt_ctf_stream *writer_stream = NULL; | |
434 | struct bt_ctf_stream_class *writer_stream_class = NULL; | |
435 | struct bt_ctf_writer *ctf_writer = bt_get(fs_writer->writer); | |
436 | ||
437 | writer_stream_class = lookup_stream_class(writer_component, | |
438 | stream_class); | |
439 | if (!writer_stream_class) { | |
440 | writer_stream_class = insert_new_stream_class( | |
441 | writer_component, fs_writer, stream_class); | |
442 | if (!writer_stream_class) { | |
443 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
444 | __func__, __FILE__, __LINE__); | |
445 | goto error; | |
446 | } | |
447 | } | |
448 | bt_get(writer_stream_class); | |
449 | ||
450 | writer_stream = bt_ctf_writer_create_stream(ctf_writer, | |
451 | writer_stream_class); | |
452 | if (!writer_stream) { | |
453 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
454 | __func__, __FILE__, __LINE__); | |
455 | goto error; | |
456 | } | |
457 | ||
458 | g_hash_table_insert(fs_writer->stream_map, (gpointer) stream, | |
459 | writer_stream); | |
460 | ||
461 | goto end; | |
462 | ||
463 | error: | |
464 | BT_PUT(writer_stream); | |
465 | end: | |
466 | bt_put(ctf_writer); | |
467 | bt_put(writer_stream_class); | |
468 | return writer_stream; | |
469 | } | |
470 | ||
471 | static | |
472 | struct bt_ctf_event_class *get_event_class(struct writer_component *writer_component, | |
473 | struct bt_ctf_stream_class *writer_stream_class, | |
474 | struct bt_ctf_event_class *event_class) | |
475 | { | |
476 | return bt_ctf_stream_class_get_event_class_by_id(writer_stream_class, | |
477 | bt_ctf_event_class_get_id(event_class)); | |
478 | } | |
479 | ||
bc506aa5 JD |
480 | static |
481 | struct bt_ctf_stream *get_writer_stream( | |
482 | struct writer_component *writer_component, | |
483 | struct bt_ctf_packet *packet, struct bt_ctf_stream *stream) | |
484 | { | |
9ae49d3d | 485 | struct bt_ctf_stream *writer_stream = NULL; |
bc506aa5 | 486 | |
f384901f JD |
487 | writer_stream = lookup_stream(writer_component, stream); |
488 | if (!writer_stream) { | |
bc506aa5 JD |
489 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
490 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 491 | goto error; |
bc506aa5 | 492 | } |
9ae49d3d JD |
493 | bt_get(writer_stream); |
494 | ||
495 | goto end; | |
bc506aa5 | 496 | |
9ae49d3d JD |
497 | error: |
498 | BT_PUT(writer_stream); | |
499 | end: | |
bc506aa5 JD |
500 | return writer_stream; |
501 | } | |
502 | ||
f3168545 | 503 | BT_HIDDEN |
a619fcb7 JD |
504 | void writer_close(struct writer_component *writer_component, |
505 | struct fs_writer *fs_writer) | |
f3168545 | 506 | { |
ec273a88 | 507 | if (fs_writer->static_listener_id >= 0) { |
a619fcb7 | 508 | bt_ctf_trace_remove_is_static_listener(fs_writer->trace, |
f3168545 JD |
509 | fs_writer->static_listener_id); |
510 | } | |
a619fcb7 JD |
511 | |
512 | /* Empty the stream class HT. */ | |
513 | g_hash_table_foreach_remove(fs_writer->stream_class_map, | |
514 | empty_ht, NULL); | |
515 | g_hash_table_destroy(fs_writer->stream_class_map); | |
516 | ||
517 | /* Empty the stream HT. */ | |
518 | g_hash_table_foreach_remove(fs_writer->stream_map, | |
2e4636e1 | 519 | empty_streams_ht, NULL); |
a619fcb7 | 520 | g_hash_table_destroy(fs_writer->stream_map); |
cdcf612f JD |
521 | |
522 | /* Empty the stream state HT. */ | |
523 | g_hash_table_foreach_remove(fs_writer->stream_states, | |
524 | empty_ht, NULL); | |
525 | g_hash_table_destroy(fs_writer->stream_states); | |
f3168545 JD |
526 | } |
527 | ||
f384901f JD |
528 | BT_HIDDEN |
529 | enum bt_component_status writer_stream_begin( | |
530 | struct writer_component *writer_component, | |
531 | struct bt_ctf_stream *stream) | |
532 | { | |
533 | struct bt_ctf_stream_class *stream_class = NULL; | |
534 | struct fs_writer *fs_writer; | |
f384901f JD |
535 | struct bt_ctf_stream *writer_stream = NULL; |
536 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 537 | enum fs_writer_stream_state *state; |
f384901f JD |
538 | |
539 | stream_class = bt_ctf_stream_get_class(stream); | |
540 | if (!stream_class) { | |
541 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
542 | __func__, __FILE__, __LINE__); | |
543 | goto error; | |
544 | } | |
545 | ||
546 | fs_writer = get_fs_writer(writer_component, stream_class); | |
547 | if (!fs_writer) { | |
548 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
549 | __func__, __FILE__, __LINE__); | |
550 | goto error; | |
551 | } | |
cdcf612f JD |
552 | |
553 | /* Set the stream as active */ | |
554 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
2881e5b5 JD |
555 | if (!state) { |
556 | if (fs_writer->trace_static) { | |
557 | fprintf(writer_component->err, "[error] Adding a new " | |
558 | "stream on a static trace\n"); | |
559 | goto error; | |
560 | } | |
561 | state = insert_new_stream_state(writer_component, fs_writer, | |
562 | stream); | |
563 | } | |
cdcf612f JD |
564 | if (*state != FS_WRITER_UNKNOWN_STREAM) { |
565 | fprintf(writer_component->err, "[error] Unexpected stream " | |
566 | "state %d\n", *state); | |
567 | goto error; | |
568 | } | |
569 | *state = FS_WRITER_ACTIVE_STREAM; | |
570 | ||
a619fcb7 | 571 | writer_stream = insert_new_stream(writer_component, fs_writer, |
f384901f JD |
572 | stream_class, stream); |
573 | if (!writer_stream) { | |
574 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
575 | __func__, __FILE__, __LINE__); | |
576 | goto error; | |
577 | } | |
f384901f JD |
578 | |
579 | goto end; | |
580 | ||
581 | error: | |
582 | ret = BT_COMPONENT_STATUS_ERROR; | |
583 | end: | |
f384901f JD |
584 | bt_put(stream_class); |
585 | return ret; | |
586 | } | |
587 | ||
f3168545 JD |
588 | BT_HIDDEN |
589 | enum bt_component_status writer_stream_end( | |
590 | struct writer_component *writer_component, | |
591 | struct bt_ctf_stream *stream) | |
592 | { | |
593 | struct bt_ctf_stream_class *stream_class = NULL; | |
594 | struct fs_writer *fs_writer; | |
595 | struct bt_ctf_trace *trace = NULL; | |
596 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 597 | enum fs_writer_stream_state *state; |
f3168545 | 598 | |
f3168545 JD |
599 | stream_class = bt_ctf_stream_get_class(stream); |
600 | if (!stream_class) { | |
601 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
602 | __func__, __FILE__, __LINE__); | |
603 | goto error; | |
604 | } | |
605 | ||
606 | fs_writer = get_fs_writer(writer_component, stream_class); | |
607 | if (!fs_writer) { | |
608 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
609 | __func__, __FILE__, __LINE__); | |
610 | goto error; | |
611 | } | |
cdcf612f JD |
612 | |
613 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
614 | if (*state != FS_WRITER_ACTIVE_STREAM) { | |
615 | fprintf(writer_component->err, "[error] Unexpected stream " | |
616 | "state %d\n", *state); | |
617 | goto error; | |
618 | } | |
619 | *state = FS_WRITER_COMPLETED_STREAM; | |
620 | ||
a619fcb7 | 621 | g_hash_table_remove(fs_writer->stream_map, stream); |
f3168545 | 622 | |
cdcf612f JD |
623 | if (fs_writer->trace_static) { |
624 | int trace_completed = 1; | |
625 | ||
626 | g_hash_table_foreach(fs_writer->stream_states, | |
627 | check_completed_trace, &trace_completed); | |
628 | if (trace_completed) { | |
629 | writer_close(writer_component, fs_writer); | |
630 | g_hash_table_remove(writer_component->trace_map, | |
631 | fs_writer->trace); | |
632 | } | |
f3168545 JD |
633 | } |
634 | ||
635 | goto end; | |
636 | ||
637 | error: | |
638 | ret = BT_COMPONENT_STATUS_ERROR; | |
639 | end: | |
640 | BT_PUT(trace); | |
641 | BT_PUT(stream_class); | |
642 | return ret; | |
643 | } | |
644 | ||
bc506aa5 JD |
645 | BT_HIDDEN |
646 | enum bt_component_status writer_new_packet( | |
647 | struct writer_component *writer_component, | |
648 | struct bt_ctf_packet *packet) | |
649 | { | |
9ae49d3d JD |
650 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
651 | struct bt_ctf_field *writer_packet_context = NULL; | |
b44e22c8 | 652 | struct bt_ctf_field *packet_context = NULL; |
bc506aa5 | 653 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
b2f1f465 | 654 | int int_ret; |
bc506aa5 JD |
655 | |
656 | stream = bt_ctf_packet_get_stream(packet); | |
657 | if (!stream) { | |
bc506aa5 JD |
658 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
659 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 660 | goto error; |
bc506aa5 JD |
661 | } |
662 | ||
bc506aa5 JD |
663 | writer_stream = get_writer_stream(writer_component, packet, stream); |
664 | if (!writer_stream) { | |
bc506aa5 JD |
665 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
666 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 667 | goto error; |
bc506aa5 | 668 | } |
9ae49d3d | 669 | BT_PUT(stream); |
bc506aa5 | 670 | |
b44e22c8 JD |
671 | packet_context = bt_ctf_packet_get_context(packet); |
672 | if (packet_context) { | |
673 | writer_packet_context = ctf_copy_packet_context( | |
674 | writer_component->err, packet, writer_stream); | |
675 | if (!writer_packet_context) { | |
676 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
677 | __func__, __FILE__, __LINE__); | |
678 | goto error; | |
679 | } | |
680 | BT_PUT(packet_context); | |
bc506aa5 | 681 | |
b44e22c8 JD |
682 | int_ret = bt_ctf_stream_set_packet_context(writer_stream, |
683 | writer_packet_context); | |
684 | if (int_ret < 0) { | |
685 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, | |
686 | __FILE__, __LINE__); | |
687 | goto error; | |
688 | } | |
b2f1f465 | 689 | } |
9ae49d3d JD |
690 | BT_PUT(writer_stream); |
691 | BT_PUT(writer_packet_context); | |
b2f1f465 | 692 | |
9ae49d3d | 693 | goto end; |
bc506aa5 | 694 | |
9ae49d3d JD |
695 | error: |
696 | ret = BT_COMPONENT_STATUS_ERROR; | |
697 | end: | |
698 | bt_put(writer_stream); | |
b44e22c8 | 699 | bt_put(packet_context); |
b2f1f465 | 700 | bt_put(writer_packet_context); |
91b73004 | 701 | bt_put(stream); |
bc506aa5 JD |
702 | return ret; |
703 | } | |
704 | ||
705 | BT_HIDDEN | |
706 | enum bt_component_status writer_close_packet( | |
707 | struct writer_component *writer_component, | |
708 | struct bt_ctf_packet *packet) | |
709 | { | |
9ae49d3d | 710 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 JD |
711 | enum bt_component_status ret; |
712 | ||
713 | stream = bt_ctf_packet_get_stream(packet); | |
714 | if (!stream) { | |
bc506aa5 JD |
715 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
716 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 717 | goto error; |
bc506aa5 JD |
718 | } |
719 | ||
720 | writer_stream = lookup_stream(writer_component, stream); | |
721 | if (!writer_stream) { | |
bc506aa5 JD |
722 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
723 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 724 | goto error; |
bc506aa5 | 725 | } |
9ae49d3d | 726 | BT_PUT(stream); |
bc506aa5 | 727 | |
9ae49d3d | 728 | bt_get(writer_stream); |
bc506aa5 | 729 | |
bc506aa5 JD |
730 | ret = bt_ctf_stream_flush(writer_stream); |
731 | if (ret < 0) { | |
732 | fprintf(writer_component->err, | |
733 | "[error] Failed to flush packet\n"); | |
9ae49d3d | 734 | goto error; |
bc506aa5 | 735 | } |
9ae49d3d | 736 | BT_PUT(writer_stream); |
bc506aa5 JD |
737 | |
738 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 739 | goto end; |
bc506aa5 | 740 | |
9ae49d3d JD |
741 | error: |
742 | ret = BT_COMPONENT_STATUS_ERROR; | |
743 | end: | |
bc506aa5 | 744 | bt_put(writer_stream); |
bc506aa5 | 745 | bt_put(stream); |
bc506aa5 JD |
746 | return ret; |
747 | } | |
748 | ||
bc506aa5 JD |
749 | BT_HIDDEN |
750 | enum bt_component_status writer_output_event( | |
751 | struct writer_component *writer_component, | |
752 | struct bt_ctf_event *event) | |
753 | { | |
754 | enum bt_component_status ret; | |
9ae49d3d JD |
755 | struct bt_ctf_event_class *event_class = NULL, *writer_event_class = NULL; |
756 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; | |
757 | struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL; | |
758 | struct bt_ctf_event *writer_event = NULL; | |
bc506aa5 JD |
759 | const char *event_name; |
760 | int int_ret; | |
761 | ||
762 | event_class = bt_ctf_event_get_class(event); | |
763 | if (!event_class) { | |
bc506aa5 JD |
764 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
765 | __FILE__, __LINE__); | |
9ae49d3d | 766 | goto error; |
bc506aa5 JD |
767 | } |
768 | ||
769 | event_name = bt_ctf_event_class_get_name(event_class); | |
770 | if (!event_name) { | |
bc506aa5 JD |
771 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
772 | __FILE__, __LINE__); | |
9ae49d3d | 773 | goto error; |
bc506aa5 | 774 | } |
bc506aa5 JD |
775 | |
776 | stream = bt_ctf_event_get_stream(event); | |
777 | if (!stream) { | |
bc506aa5 JD |
778 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
779 | __FILE__, __LINE__); | |
9ae49d3d | 780 | goto error; |
bc506aa5 JD |
781 | } |
782 | ||
783 | writer_stream = lookup_stream(writer_component, stream); | |
784 | if (!writer_stream || !bt_get(writer_stream)) { | |
bc506aa5 JD |
785 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
786 | __FILE__, __LINE__); | |
9ae49d3d | 787 | goto error; |
bc506aa5 JD |
788 | } |
789 | ||
790 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
791 | if (!stream_class) { | |
bc506aa5 JD |
792 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
793 | __FILE__, __LINE__); | |
9ae49d3d | 794 | goto error; |
bc506aa5 JD |
795 | } |
796 | ||
a619fcb7 | 797 | writer_stream_class = lookup_stream_class(writer_component, stream_class); |
bc506aa5 | 798 | if (!writer_stream_class || !bt_get(writer_stream_class)) { |
bc506aa5 JD |
799 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
800 | __FILE__, __LINE__); | |
9ae49d3d | 801 | goto error; |
bc506aa5 JD |
802 | } |
803 | ||
804 | writer_event_class = get_event_class(writer_component, | |
805 | writer_stream_class, event_class); | |
806 | if (!writer_event_class) { | |
af34e875 JD |
807 | writer_event_class = ctf_copy_event_class(writer_component->err, |
808 | event_class); | |
809 | if (!writer_event_class) { | |
af34e875 JD |
810 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
811 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 812 | goto error; |
af34e875 JD |
813 | } |
814 | int_ret = bt_ctf_stream_class_add_event_class( | |
815 | writer_stream_class, writer_event_class); | |
816 | if (int_ret) { | |
af34e875 JD |
817 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
818 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 819 | goto error; |
af34e875 | 820 | } |
bc506aa5 JD |
821 | } |
822 | ||
b2f1f465 JD |
823 | writer_event = ctf_copy_event(writer_component->err, event, |
824 | writer_event_class, true); | |
bc506aa5 | 825 | if (!writer_event) { |
bc506aa5 JD |
826 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
827 | __FILE__, __LINE__); | |
828 | fprintf(writer_component->err, "[error] Failed to copy event %s\n", | |
829 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 830 | goto error; |
bc506aa5 JD |
831 | } |
832 | ||
833 | int_ret = bt_ctf_stream_append_event(writer_stream, writer_event); | |
834 | if (int_ret < 0) { | |
bc506aa5 JD |
835 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
836 | __FILE__, __LINE__); | |
837 | fprintf(writer_component->err, "[error] Failed to append event %s\n", | |
838 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 839 | goto error; |
bc506aa5 JD |
840 | } |
841 | ||
842 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 843 | goto end; |
bc506aa5 | 844 | |
9ae49d3d JD |
845 | error: |
846 | ret = BT_COMPONENT_STATUS_ERROR; | |
847 | end: | |
bc506aa5 | 848 | bt_put(writer_event); |
bc506aa5 | 849 | bt_put(writer_event_class); |
bc506aa5 | 850 | bt_put(writer_stream_class); |
bc506aa5 | 851 | bt_put(stream_class); |
bc506aa5 | 852 | bt_put(writer_stream); |
bc506aa5 | 853 | bt_put(stream); |
bc506aa5 | 854 | bt_put(event_class); |
bc506aa5 JD |
855 | return ret; |
856 | } |