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 | ||
6f25f7c4 JD |
66 | void check_completed_trace(gpointer key, gpointer value, gpointer user_data) |
67 | { | |
68 | enum fs_writer_stream_state *state = value; | |
69 | int *trace_completed = user_data; | |
70 | ||
71 | if (*state != FS_WRITER_COMPLETED_STREAM) { | |
72 | *trace_completed = 0; | |
73 | } | |
74 | } | |
75 | ||
f3168545 JD |
76 | static |
77 | void trace_is_static_listener(struct bt_ctf_trace *trace, void *data) | |
78 | { | |
6f25f7c4 JD |
79 | struct fs_writer *fs_writer = data; |
80 | int trace_completed = 1; | |
81 | ||
82 | fs_writer->trace_static = 1; | |
83 | ||
84 | g_hash_table_foreach(fs_writer->stream_states, | |
85 | check_completed_trace, &trace_completed); | |
86 | if (trace_completed) { | |
87 | writer_close(fs_writer->writer_component, fs_writer); | |
88 | g_hash_table_remove(fs_writer->writer_component->trace_map, | |
89 | fs_writer->trace); | |
90 | } | |
f3168545 JD |
91 | } |
92 | ||
bc506aa5 | 93 | static |
91b73004 JD |
94 | struct bt_ctf_stream_class *insert_new_stream_class( |
95 | struct writer_component *writer_component, | |
a619fcb7 | 96 | struct fs_writer *fs_writer, |
91b73004 | 97 | struct bt_ctf_stream_class *stream_class) |
bc506aa5 | 98 | { |
b2f1f465 | 99 | struct bt_ctf_stream_class *writer_stream_class = NULL; |
9ae49d3d | 100 | struct bt_ctf_trace *trace = NULL, *writer_trace = NULL; |
a619fcb7 | 101 | struct bt_ctf_writer *ctf_writer = fs_writer->writer; |
3241bc18 | 102 | enum bt_component_status ret; |
bc506aa5 | 103 | |
3241bc18 JD |
104 | trace = bt_ctf_stream_class_get_trace(stream_class); |
105 | if (!trace) { | |
91b73004 JD |
106 | fprintf(writer_component->err, |
107 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 108 | __LINE__); |
9ae49d3d | 109 | goto error; |
bc506aa5 JD |
110 | } |
111 | ||
91b73004 JD |
112 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
113 | if (!writer_trace) { | |
91b73004 JD |
114 | fprintf(writer_component->err, |
115 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
d00b90bf | 116 | __LINE__); |
9ae49d3d | 117 | goto error; |
bc506aa5 JD |
118 | } |
119 | ||
91b73004 JD |
120 | ret = ctf_copy_clock_classes(writer_component->err, writer_trace, |
121 | writer_stream_class, trace); | |
bc506aa5 | 122 | if (ret != BT_COMPONENT_STATUS_OK) { |
91b73004 JD |
123 | fprintf(writer_component->err, |
124 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 125 | __LINE__); |
9ae49d3d | 126 | goto error; |
b2f1f465 JD |
127 | } |
128 | ||
129 | writer_stream_class = ctf_copy_stream_class(writer_component->err, | |
130 | stream_class, writer_trace, true); | |
131 | if (!writer_stream_class) { | |
132 | fprintf(writer_component->err, "[error] Failed to copy stream class\n"); | |
133 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
134 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 135 | goto error; |
bc506aa5 | 136 | } |
bc506aa5 | 137 | |
a619fcb7 | 138 | g_hash_table_insert(fs_writer->stream_class_map, |
bc506aa5 JD |
139 | (gpointer) stream_class, writer_stream_class); |
140 | ||
9ae49d3d JD |
141 | goto end; |
142 | ||
143 | error: | |
144 | BT_PUT(writer_stream_class); | |
145 | end: | |
b2f1f465 | 146 | bt_put(writer_trace); |
b2f1f465 | 147 | bt_put(trace); |
bc506aa5 JD |
148 | return writer_stream_class; |
149 | } | |
150 | ||
2881e5b5 JD |
151 | static |
152 | enum fs_writer_stream_state *insert_new_stream_state( | |
153 | struct writer_component *writer_component, | |
154 | struct fs_writer *fs_writer, struct bt_ctf_stream *stream) | |
155 | { | |
156 | enum fs_writer_stream_state *v = NULL; | |
157 | ||
158 | v = g_new0(enum fs_writer_stream_state, 1); | |
159 | if (!v) { | |
160 | fprintf(writer_component->err, | |
161 | "[error] %s in %s:%d\n", __func__, | |
162 | __FILE__, __LINE__); | |
163 | } | |
164 | *v = FS_WRITER_UNKNOWN_STREAM; | |
165 | ||
166 | g_hash_table_insert(fs_writer->stream_states, stream, v); | |
167 | ||
168 | return v; | |
169 | } | |
170 | ||
9b4f54fb JD |
171 | static |
172 | int make_trace_path(struct writer_component *writer_component, | |
173 | struct bt_ctf_trace *trace, char *trace_path) | |
174 | { | |
175 | int ret; | |
176 | const char *trace_name; | |
177 | ||
178 | trace_name = bt_ctf_trace_get_name(trace); | |
179 | if (!trace_name) { | |
180 | trace_name = writer_component->trace_name_base->str; | |
181 | } | |
182 | /* XXX: we might have to skip the first level, TBD. */ | |
183 | ||
184 | /* Sanitize the trace name. */ | |
185 | if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) { | |
186 | fprintf(writer_component->err, "[error] Trace name cannot " | |
187 | "be \"..\"\n"); | |
188 | goto error; | |
189 | } | |
190 | ||
191 | if (strstr(trace_name, "../")) { | |
192 | fprintf(writer_component->err, "[error] Trace name cannot " | |
193 | "contain \"../\", received \"%s\"\n", | |
194 | trace_name); | |
195 | goto error; | |
196 | ||
197 | } | |
198 | ||
199 | snprintf(trace_path, PATH_MAX, "%s/%s", | |
200 | writer_component->base_path->str, | |
201 | trace_name); | |
202 | if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) { | |
203 | int i = 0; | |
204 | do { | |
205 | snprintf(trace_path, PATH_MAX, "%s/%s-%d", | |
206 | writer_component->base_path->str, | |
207 | trace_name, ++i); | |
208 | } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX); | |
209 | if (i == INT_MAX) { | |
210 | fprintf(writer_component->err, "[error] Unable to find " | |
211 | "a unique trace path\n"); | |
212 | goto error; | |
213 | } | |
214 | } | |
215 | ||
216 | ret = 0; | |
217 | ||
218 | goto end; | |
219 | ||
220 | error: | |
221 | ret = -1; | |
222 | end: | |
223 | return ret; | |
224 | } | |
225 | ||
bc506aa5 | 226 | static |
f3168545 | 227 | struct fs_writer *insert_new_writer( |
bc506aa5 JD |
228 | struct writer_component *writer_component, |
229 | struct bt_ctf_trace *trace) | |
230 | { | |
9ae49d3d JD |
231 | struct bt_ctf_writer *ctf_writer = NULL; |
232 | struct bt_ctf_trace *writer_trace = NULL; | |
9b4f54fb | 233 | char trace_path[PATH_MAX]; |
bc506aa5 | 234 | enum bt_component_status ret; |
cdcf612f JD |
235 | struct bt_ctf_stream *stream = NULL; |
236 | struct fs_writer *fs_writer = NULL; | |
237 | int nr_stream, i; | |
bc506aa5 | 238 | |
9b4f54fb JD |
239 | ret = make_trace_path(writer_component, trace, trace_path); |
240 | if (ret) { | |
241 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
242 | __func__, __FILE__, __LINE__); | |
243 | goto error; | |
244 | } | |
245 | ||
246 | printf("ctf.fs sink creating trace in %s\n", trace_path); | |
9057f037 | 247 | |
9b4f54fb | 248 | ctf_writer = bt_ctf_writer_create(trace_path); |
bc506aa5 JD |
249 | if (!ctf_writer) { |
250 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
251 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 252 | goto error; |
bc506aa5 JD |
253 | } |
254 | ||
91b73004 JD |
255 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
256 | if (!writer_trace) { | |
91b73004 JD |
257 | fprintf(writer_component->err, |
258 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
259 | __LINE__); | |
9ae49d3d | 260 | goto error; |
91b73004 JD |
261 | } |
262 | ||
263 | ret = ctf_copy_trace(writer_component->err, trace, writer_trace); | |
bc506aa5 JD |
264 | if (ret != BT_COMPONENT_STATUS_OK) { |
265 | fprintf(writer_component->err, "[error] Failed to copy trace\n"); | |
266 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
267 | __func__, __FILE__, __LINE__); | |
268 | BT_PUT(ctf_writer); | |
f3168545 | 269 | goto error; |
bc506aa5 | 270 | } |
f3168545 JD |
271 | |
272 | fs_writer = g_new0(struct fs_writer, 1); | |
273 | if (!fs_writer) { | |
274 | fprintf(writer_component->err, | |
275 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
276 | __LINE__); | |
277 | goto error; | |
278 | } | |
279 | fs_writer->writer = ctf_writer; | |
cdcf612f JD |
280 | fs_writer->trace = trace; |
281 | fs_writer->writer_trace = writer_trace; | |
6f25f7c4 | 282 | fs_writer->writer_component = writer_component; |
cdcf612f | 283 | BT_PUT(writer_trace); |
a619fcb7 JD |
284 | fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash, |
285 | g_direct_equal, NULL, (GDestroyNotify) unref_stream_class); | |
286 | fs_writer->stream_map = g_hash_table_new_full(g_direct_hash, | |
287 | g_direct_equal, NULL, (GDestroyNotify) unref_stream); | |
cdcf612f JD |
288 | fs_writer->stream_states = g_hash_table_new_full(g_direct_hash, |
289 | g_direct_equal, NULL, destroy_stream_state_key); | |
290 | ||
291 | /* Set all the existing streams in the unknown state. */ | |
292 | nr_stream = bt_ctf_trace_get_stream_count(trace); | |
293 | for (i = 0; i < nr_stream; i++) { | |
cdcf612f JD |
294 | stream = bt_ctf_trace_get_stream_by_index(trace, i); |
295 | if (!stream) { | |
296 | fprintf(writer_component->err, | |
297 | "[error] %s in %s:%d\n", __func__, | |
298 | __FILE__, __LINE__); | |
299 | goto error; | |
300 | } | |
2881e5b5 | 301 | insert_new_stream_state(writer_component, fs_writer, stream); |
cdcf612f JD |
302 | BT_PUT(stream); |
303 | } | |
304 | ||
305 | /* Check if the trace is already static or register a listener. */ | |
f3168545 JD |
306 | if (bt_ctf_trace_is_static(trace)) { |
307 | fs_writer->trace_static = 1; | |
308 | fs_writer->static_listener_id = -1; | |
309 | } else { | |
310 | ret = bt_ctf_trace_add_is_static_listener(trace, | |
6f25f7c4 | 311 | trace_is_static_listener, fs_writer); |
f3168545 JD |
312 | if (ret < 0) { |
313 | fprintf(writer_component->err, | |
314 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
315 | __LINE__); | |
f3168545 JD |
316 | goto error; |
317 | } | |
318 | fs_writer->static_listener_id = ret; | |
319 | } | |
bc506aa5 JD |
320 | |
321 | g_hash_table_insert(writer_component->trace_map, (gpointer) trace, | |
f3168545 | 322 | fs_writer); |
bc506aa5 | 323 | |
9ae49d3d JD |
324 | goto end; |
325 | ||
326 | error: | |
cdcf612f JD |
327 | g_free(fs_writer); |
328 | fs_writer = NULL; | |
9ae49d3d | 329 | bt_put(writer_trace); |
cdcf612f | 330 | bt_put(stream); |
9ae49d3d | 331 | BT_PUT(ctf_writer); |
bc506aa5 | 332 | end: |
f3168545 | 333 | return fs_writer; |
bc506aa5 JD |
334 | } |
335 | ||
336 | static | |
f3168545 | 337 | struct fs_writer *get_fs_writer(struct writer_component *writer_component, |
bc506aa5 JD |
338 | struct bt_ctf_stream_class *stream_class) |
339 | { | |
9ae49d3d | 340 | struct bt_ctf_trace *trace = NULL; |
f3168545 | 341 | struct fs_writer *fs_writer; |
bc506aa5 JD |
342 | |
343 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
344 | if (!trace) { | |
bc506aa5 JD |
345 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
346 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 347 | goto error; |
bc506aa5 JD |
348 | } |
349 | ||
f3168545 | 350 | fs_writer = g_hash_table_lookup(writer_component->trace_map, |
bc506aa5 | 351 | (gpointer) trace); |
f3168545 JD |
352 | if (!fs_writer) { |
353 | fs_writer = insert_new_writer(writer_component, trace); | |
bc506aa5 | 354 | } |
9ae49d3d JD |
355 | BT_PUT(trace); |
356 | goto end; | |
bc506aa5 | 357 | |
9ae49d3d | 358 | error: |
f3168545 | 359 | fs_writer = NULL; |
bc506aa5 | 360 | end: |
f3168545 | 361 | return fs_writer; |
bc506aa5 JD |
362 | } |
363 | ||
a619fcb7 JD |
364 | static |
365 | struct fs_writer *get_fs_writer_from_stream( | |
366 | struct writer_component *writer_component, | |
367 | struct bt_ctf_stream *stream) | |
368 | { | |
369 | struct bt_ctf_stream_class *stream_class = NULL; | |
370 | struct fs_writer *fs_writer; | |
371 | ||
372 | stream_class = bt_ctf_stream_get_class(stream); | |
373 | if (!stream_class) { | |
374 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
375 | __func__, __FILE__, __LINE__); | |
376 | goto error; | |
377 | } | |
378 | ||
379 | fs_writer = get_fs_writer(writer_component, stream_class); | |
380 | goto end; | |
381 | ||
382 | error: | |
383 | fs_writer = NULL; | |
384 | ||
385 | end: | |
386 | bt_put(stream_class); | |
387 | return fs_writer; | |
388 | } | |
389 | ||
390 | static | |
391 | struct bt_ctf_stream_class *lookup_stream_class( | |
392 | struct writer_component *writer_component, | |
393 | struct bt_ctf_stream_class *stream_class) | |
394 | { | |
395 | struct fs_writer *fs_writer = get_fs_writer( | |
396 | writer_component, stream_class); | |
397 | assert(fs_writer); | |
398 | return (struct bt_ctf_stream_class *) g_hash_table_lookup( | |
399 | fs_writer->stream_class_map, (gpointer) stream_class); | |
400 | } | |
401 | ||
402 | static | |
403 | struct bt_ctf_stream *lookup_stream(struct writer_component *writer_component, | |
404 | struct bt_ctf_stream *stream) | |
405 | { | |
406 | struct fs_writer *fs_writer = get_fs_writer_from_stream( | |
407 | writer_component, stream); | |
408 | assert(fs_writer); | |
409 | return (struct bt_ctf_stream *) g_hash_table_lookup( | |
410 | fs_writer->stream_map, (gpointer) stream); | |
411 | } | |
412 | ||
413 | static | |
414 | struct bt_ctf_stream *insert_new_stream( | |
415 | struct writer_component *writer_component, | |
416 | struct fs_writer *fs_writer, | |
417 | struct bt_ctf_stream_class *stream_class, | |
418 | struct bt_ctf_stream *stream) | |
419 | { | |
420 | struct bt_ctf_stream *writer_stream = NULL; | |
421 | struct bt_ctf_stream_class *writer_stream_class = NULL; | |
422 | struct bt_ctf_writer *ctf_writer = bt_get(fs_writer->writer); | |
423 | ||
424 | writer_stream_class = lookup_stream_class(writer_component, | |
425 | stream_class); | |
426 | if (!writer_stream_class) { | |
427 | writer_stream_class = insert_new_stream_class( | |
428 | writer_component, fs_writer, stream_class); | |
429 | if (!writer_stream_class) { | |
430 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
431 | __func__, __FILE__, __LINE__); | |
432 | goto error; | |
433 | } | |
434 | } | |
435 | bt_get(writer_stream_class); | |
436 | ||
437 | writer_stream = bt_ctf_writer_create_stream(ctf_writer, | |
438 | writer_stream_class); | |
439 | if (!writer_stream) { | |
440 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
441 | __func__, __FILE__, __LINE__); | |
442 | goto error; | |
443 | } | |
444 | ||
445 | g_hash_table_insert(fs_writer->stream_map, (gpointer) stream, | |
446 | writer_stream); | |
447 | ||
448 | goto end; | |
449 | ||
450 | error: | |
451 | BT_PUT(writer_stream); | |
452 | end: | |
453 | bt_put(ctf_writer); | |
454 | bt_put(writer_stream_class); | |
455 | return writer_stream; | |
456 | } | |
457 | ||
458 | static | |
459 | struct bt_ctf_event_class *get_event_class(struct writer_component *writer_component, | |
460 | struct bt_ctf_stream_class *writer_stream_class, | |
461 | struct bt_ctf_event_class *event_class) | |
462 | { | |
463 | return bt_ctf_stream_class_get_event_class_by_id(writer_stream_class, | |
464 | bt_ctf_event_class_get_id(event_class)); | |
465 | } | |
466 | ||
bc506aa5 JD |
467 | static |
468 | struct bt_ctf_stream *get_writer_stream( | |
469 | struct writer_component *writer_component, | |
470 | struct bt_ctf_packet *packet, struct bt_ctf_stream *stream) | |
471 | { | |
9ae49d3d | 472 | struct bt_ctf_stream *writer_stream = NULL; |
bc506aa5 | 473 | |
f384901f JD |
474 | writer_stream = lookup_stream(writer_component, stream); |
475 | if (!writer_stream) { | |
bc506aa5 JD |
476 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
477 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 478 | goto error; |
bc506aa5 | 479 | } |
9ae49d3d JD |
480 | bt_get(writer_stream); |
481 | ||
482 | goto end; | |
bc506aa5 | 483 | |
9ae49d3d JD |
484 | error: |
485 | BT_PUT(writer_stream); | |
486 | end: | |
bc506aa5 JD |
487 | return writer_stream; |
488 | } | |
489 | ||
f3168545 | 490 | BT_HIDDEN |
a619fcb7 JD |
491 | void writer_close(struct writer_component *writer_component, |
492 | struct fs_writer *fs_writer) | |
f3168545 | 493 | { |
f3168545 | 494 | if (fs_writer->static_listener_id > 0) { |
a619fcb7 | 495 | bt_ctf_trace_remove_is_static_listener(fs_writer->trace, |
f3168545 JD |
496 | fs_writer->static_listener_id); |
497 | } | |
a619fcb7 JD |
498 | |
499 | /* Empty the stream class HT. */ | |
500 | g_hash_table_foreach_remove(fs_writer->stream_class_map, | |
501 | empty_ht, NULL); | |
502 | g_hash_table_destroy(fs_writer->stream_class_map); | |
503 | ||
504 | /* Empty the stream HT. */ | |
505 | g_hash_table_foreach_remove(fs_writer->stream_map, | |
506 | empty_ht, NULL); | |
507 | g_hash_table_destroy(fs_writer->stream_map); | |
cdcf612f JD |
508 | |
509 | /* Empty the stream state HT. */ | |
510 | g_hash_table_foreach_remove(fs_writer->stream_states, | |
511 | empty_ht, NULL); | |
512 | g_hash_table_destroy(fs_writer->stream_states); | |
f3168545 JD |
513 | } |
514 | ||
f384901f JD |
515 | BT_HIDDEN |
516 | enum bt_component_status writer_stream_begin( | |
517 | struct writer_component *writer_component, | |
518 | struct bt_ctf_stream *stream) | |
519 | { | |
520 | struct bt_ctf_stream_class *stream_class = NULL; | |
521 | struct fs_writer *fs_writer; | |
f384901f JD |
522 | struct bt_ctf_stream *writer_stream = NULL; |
523 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 524 | enum fs_writer_stream_state *state; |
f384901f JD |
525 | |
526 | stream_class = bt_ctf_stream_get_class(stream); | |
527 | if (!stream_class) { | |
528 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
529 | __func__, __FILE__, __LINE__); | |
530 | goto error; | |
531 | } | |
532 | ||
533 | fs_writer = get_fs_writer(writer_component, stream_class); | |
534 | if (!fs_writer) { | |
535 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
536 | __func__, __FILE__, __LINE__); | |
537 | goto error; | |
538 | } | |
cdcf612f JD |
539 | |
540 | /* Set the stream as active */ | |
541 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
2881e5b5 JD |
542 | if (!state) { |
543 | if (fs_writer->trace_static) { | |
544 | fprintf(writer_component->err, "[error] Adding a new " | |
545 | "stream on a static trace\n"); | |
546 | goto error; | |
547 | } | |
548 | state = insert_new_stream_state(writer_component, fs_writer, | |
549 | stream); | |
550 | } | |
cdcf612f JD |
551 | if (*state != FS_WRITER_UNKNOWN_STREAM) { |
552 | fprintf(writer_component->err, "[error] Unexpected stream " | |
553 | "state %d\n", *state); | |
554 | goto error; | |
555 | } | |
556 | *state = FS_WRITER_ACTIVE_STREAM; | |
557 | ||
a619fcb7 | 558 | writer_stream = insert_new_stream(writer_component, fs_writer, |
f384901f JD |
559 | stream_class, stream); |
560 | if (!writer_stream) { | |
561 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
562 | __func__, __FILE__, __LINE__); | |
563 | goto error; | |
564 | } | |
565 | fs_writer->active_streams++; | |
566 | ||
567 | goto end; | |
568 | ||
569 | error: | |
570 | ret = BT_COMPONENT_STATUS_ERROR; | |
571 | end: | |
f384901f JD |
572 | bt_put(stream_class); |
573 | return ret; | |
574 | } | |
575 | ||
f3168545 JD |
576 | BT_HIDDEN |
577 | enum bt_component_status writer_stream_end( | |
578 | struct writer_component *writer_component, | |
579 | struct bt_ctf_stream *stream) | |
580 | { | |
581 | struct bt_ctf_stream_class *stream_class = NULL; | |
582 | struct fs_writer *fs_writer; | |
583 | struct bt_ctf_trace *trace = NULL; | |
584 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 585 | enum fs_writer_stream_state *state; |
f3168545 | 586 | |
f3168545 JD |
587 | stream_class = bt_ctf_stream_get_class(stream); |
588 | if (!stream_class) { | |
589 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
590 | __func__, __FILE__, __LINE__); | |
591 | goto error; | |
592 | } | |
593 | ||
594 | fs_writer = get_fs_writer(writer_component, stream_class); | |
595 | if (!fs_writer) { | |
596 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
597 | __func__, __FILE__, __LINE__); | |
598 | goto error; | |
599 | } | |
cdcf612f JD |
600 | |
601 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
602 | if (*state != FS_WRITER_ACTIVE_STREAM) { | |
603 | fprintf(writer_component->err, "[error] Unexpected stream " | |
604 | "state %d\n", *state); | |
605 | goto error; | |
606 | } | |
607 | *state = FS_WRITER_COMPLETED_STREAM; | |
608 | ||
a619fcb7 | 609 | g_hash_table_remove(fs_writer->stream_map, stream); |
f3168545 | 610 | |
cdcf612f JD |
611 | if (fs_writer->trace_static) { |
612 | int trace_completed = 1; | |
613 | ||
614 | g_hash_table_foreach(fs_writer->stream_states, | |
615 | check_completed_trace, &trace_completed); | |
616 | if (trace_completed) { | |
617 | writer_close(writer_component, fs_writer); | |
618 | g_hash_table_remove(writer_component->trace_map, | |
619 | fs_writer->trace); | |
620 | } | |
f3168545 JD |
621 | } |
622 | ||
623 | goto end; | |
624 | ||
625 | error: | |
626 | ret = BT_COMPONENT_STATUS_ERROR; | |
627 | end: | |
628 | BT_PUT(trace); | |
629 | BT_PUT(stream_class); | |
630 | return ret; | |
631 | } | |
632 | ||
bc506aa5 JD |
633 | BT_HIDDEN |
634 | enum bt_component_status writer_new_packet( | |
635 | struct writer_component *writer_component, | |
636 | struct bt_ctf_packet *packet) | |
637 | { | |
9ae49d3d JD |
638 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
639 | struct bt_ctf_field *writer_packet_context = NULL; | |
bc506aa5 | 640 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
b2f1f465 | 641 | int int_ret; |
bc506aa5 JD |
642 | |
643 | stream = bt_ctf_packet_get_stream(packet); | |
644 | if (!stream) { | |
bc506aa5 JD |
645 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
646 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 647 | goto error; |
bc506aa5 JD |
648 | } |
649 | ||
bc506aa5 JD |
650 | writer_stream = get_writer_stream(writer_component, packet, stream); |
651 | if (!writer_stream) { | |
bc506aa5 JD |
652 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
653 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 654 | goto error; |
bc506aa5 | 655 | } |
9ae49d3d | 656 | BT_PUT(stream); |
bc506aa5 | 657 | |
b2f1f465 | 658 | writer_packet_context = ctf_copy_packet_context(writer_component->err, |
79697a58 | 659 | packet, writer_stream); |
b2f1f465 | 660 | if (!writer_packet_context) { |
91b73004 JD |
661 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
662 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 663 | goto error; |
bc506aa5 JD |
664 | } |
665 | ||
b2f1f465 JD |
666 | int_ret = bt_ctf_stream_set_packet_context(writer_stream, |
667 | writer_packet_context); | |
668 | if (int_ret < 0) { | |
b2f1f465 JD |
669 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
670 | __FILE__, __LINE__); | |
9ae49d3d | 671 | goto error; |
b2f1f465 | 672 | } |
9ae49d3d JD |
673 | BT_PUT(writer_stream); |
674 | BT_PUT(writer_packet_context); | |
b2f1f465 | 675 | |
9ae49d3d | 676 | goto end; |
bc506aa5 | 677 | |
9ae49d3d JD |
678 | error: |
679 | ret = BT_COMPONENT_STATUS_ERROR; | |
680 | end: | |
681 | bt_put(writer_stream); | |
b2f1f465 | 682 | bt_put(writer_packet_context); |
91b73004 | 683 | bt_put(stream); |
bc506aa5 JD |
684 | return ret; |
685 | } | |
686 | ||
687 | BT_HIDDEN | |
688 | enum bt_component_status writer_close_packet( | |
689 | struct writer_component *writer_component, | |
690 | struct bt_ctf_packet *packet) | |
691 | { | |
9ae49d3d | 692 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 JD |
693 | enum bt_component_status ret; |
694 | ||
695 | stream = bt_ctf_packet_get_stream(packet); | |
696 | if (!stream) { | |
bc506aa5 JD |
697 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
698 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 699 | goto error; |
bc506aa5 JD |
700 | } |
701 | ||
702 | writer_stream = lookup_stream(writer_component, stream); | |
703 | if (!writer_stream) { | |
bc506aa5 JD |
704 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
705 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 706 | goto error; |
bc506aa5 | 707 | } |
9ae49d3d | 708 | BT_PUT(stream); |
bc506aa5 | 709 | |
9ae49d3d | 710 | bt_get(writer_stream); |
bc506aa5 | 711 | |
bc506aa5 JD |
712 | ret = bt_ctf_stream_flush(writer_stream); |
713 | if (ret < 0) { | |
714 | fprintf(writer_component->err, | |
715 | "[error] Failed to flush packet\n"); | |
9ae49d3d | 716 | goto error; |
bc506aa5 | 717 | } |
9ae49d3d | 718 | BT_PUT(writer_stream); |
bc506aa5 JD |
719 | |
720 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 721 | goto end; |
bc506aa5 | 722 | |
9ae49d3d JD |
723 | error: |
724 | ret = BT_COMPONENT_STATUS_ERROR; | |
725 | end: | |
bc506aa5 | 726 | bt_put(writer_stream); |
bc506aa5 | 727 | bt_put(stream); |
bc506aa5 JD |
728 | return ret; |
729 | } | |
730 | ||
bc506aa5 JD |
731 | BT_HIDDEN |
732 | enum bt_component_status writer_output_event( | |
733 | struct writer_component *writer_component, | |
734 | struct bt_ctf_event *event) | |
735 | { | |
736 | enum bt_component_status ret; | |
9ae49d3d JD |
737 | struct bt_ctf_event_class *event_class = NULL, *writer_event_class = NULL; |
738 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; | |
739 | struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL; | |
740 | struct bt_ctf_event *writer_event = NULL; | |
bc506aa5 JD |
741 | const char *event_name; |
742 | int int_ret; | |
743 | ||
744 | event_class = bt_ctf_event_get_class(event); | |
745 | if (!event_class) { | |
bc506aa5 JD |
746 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
747 | __FILE__, __LINE__); | |
9ae49d3d | 748 | goto error; |
bc506aa5 JD |
749 | } |
750 | ||
751 | event_name = bt_ctf_event_class_get_name(event_class); | |
752 | if (!event_name) { | |
bc506aa5 JD |
753 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
754 | __FILE__, __LINE__); | |
9ae49d3d | 755 | goto error; |
bc506aa5 | 756 | } |
bc506aa5 JD |
757 | |
758 | stream = bt_ctf_event_get_stream(event); | |
759 | if (!stream) { | |
bc506aa5 JD |
760 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
761 | __FILE__, __LINE__); | |
9ae49d3d | 762 | goto error; |
bc506aa5 JD |
763 | } |
764 | ||
765 | writer_stream = lookup_stream(writer_component, stream); | |
766 | if (!writer_stream || !bt_get(writer_stream)) { | |
bc506aa5 JD |
767 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
768 | __FILE__, __LINE__); | |
9ae49d3d | 769 | goto error; |
bc506aa5 JD |
770 | } |
771 | ||
772 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
773 | if (!stream_class) { | |
bc506aa5 JD |
774 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
775 | __FILE__, __LINE__); | |
9ae49d3d | 776 | goto error; |
bc506aa5 JD |
777 | } |
778 | ||
a619fcb7 | 779 | writer_stream_class = lookup_stream_class(writer_component, stream_class); |
bc506aa5 | 780 | if (!writer_stream_class || !bt_get(writer_stream_class)) { |
bc506aa5 JD |
781 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
782 | __FILE__, __LINE__); | |
9ae49d3d | 783 | goto error; |
bc506aa5 JD |
784 | } |
785 | ||
786 | writer_event_class = get_event_class(writer_component, | |
787 | writer_stream_class, event_class); | |
788 | if (!writer_event_class) { | |
af34e875 JD |
789 | writer_event_class = ctf_copy_event_class(writer_component->err, |
790 | event_class); | |
791 | if (!writer_event_class) { | |
af34e875 JD |
792 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
793 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 794 | goto error; |
af34e875 JD |
795 | } |
796 | int_ret = bt_ctf_stream_class_add_event_class( | |
797 | writer_stream_class, writer_event_class); | |
798 | if (int_ret) { | |
af34e875 JD |
799 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
800 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 801 | goto error; |
af34e875 | 802 | } |
bc506aa5 JD |
803 | } |
804 | ||
b2f1f465 JD |
805 | writer_event = ctf_copy_event(writer_component->err, event, |
806 | writer_event_class, true); | |
bc506aa5 | 807 | if (!writer_event) { |
bc506aa5 JD |
808 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
809 | __FILE__, __LINE__); | |
810 | fprintf(writer_component->err, "[error] Failed to copy event %s\n", | |
811 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 812 | goto error; |
bc506aa5 JD |
813 | } |
814 | ||
815 | int_ret = bt_ctf_stream_append_event(writer_stream, writer_event); | |
816 | if (int_ret < 0) { | |
bc506aa5 JD |
817 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
818 | __FILE__, __LINE__); | |
819 | fprintf(writer_component->err, "[error] Failed to append event %s\n", | |
820 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 821 | goto error; |
bc506aa5 JD |
822 | } |
823 | ||
824 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 825 | goto end; |
bc506aa5 | 826 | |
9ae49d3d JD |
827 | error: |
828 | ret = BT_COMPONENT_STATUS_ERROR; | |
829 | end: | |
bc506aa5 | 830 | bt_put(writer_event); |
bc506aa5 | 831 | bt_put(writer_event_class); |
bc506aa5 | 832 | bt_put(writer_stream_class); |
bc506aa5 | 833 | bt_put(stream_class); |
bc506aa5 | 834 | bt_put(writer_stream); |
bc506aa5 | 835 | bt_put(stream); |
bc506aa5 | 836 | bt_put(event_class); |
bc506aa5 JD |
837 | return ret; |
838 | } |