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 | ||
2e4636e1 JD |
61 | gboolean empty_streams_ht(gpointer key, gpointer value, gpointer user_data) |
62 | { | |
63 | struct bt_ctf_stream *writer_stream = value; | |
64 | ||
65 | bt_ctf_stream_flush(writer_stream); | |
66 | ||
67 | return TRUE; | |
68 | } | |
69 | ||
cdcf612f JD |
70 | void destroy_stream_state_key(gpointer key) |
71 | { | |
72 | g_free((enum fs_writer_stream_state *) key); | |
73 | } | |
74 | ||
6f25f7c4 JD |
75 | void check_completed_trace(gpointer key, gpointer value, gpointer user_data) |
76 | { | |
77 | enum fs_writer_stream_state *state = value; | |
78 | int *trace_completed = user_data; | |
79 | ||
80 | if (*state != FS_WRITER_COMPLETED_STREAM) { | |
81 | *trace_completed = 0; | |
82 | } | |
83 | } | |
84 | ||
f3168545 JD |
85 | static |
86 | void trace_is_static_listener(struct bt_ctf_trace *trace, void *data) | |
87 | { | |
6f25f7c4 JD |
88 | struct fs_writer *fs_writer = data; |
89 | int trace_completed = 1; | |
90 | ||
91 | fs_writer->trace_static = 1; | |
92 | ||
93 | g_hash_table_foreach(fs_writer->stream_states, | |
94 | check_completed_trace, &trace_completed); | |
95 | if (trace_completed) { | |
96 | writer_close(fs_writer->writer_component, fs_writer); | |
97 | g_hash_table_remove(fs_writer->writer_component->trace_map, | |
98 | fs_writer->trace); | |
99 | } | |
f3168545 JD |
100 | } |
101 | ||
bc506aa5 | 102 | static |
91b73004 JD |
103 | struct bt_ctf_stream_class *insert_new_stream_class( |
104 | struct writer_component *writer_component, | |
a619fcb7 | 105 | struct fs_writer *fs_writer, |
91b73004 | 106 | struct bt_ctf_stream_class *stream_class) |
bc506aa5 | 107 | { |
b2f1f465 | 108 | struct bt_ctf_stream_class *writer_stream_class = NULL; |
9ae49d3d | 109 | struct bt_ctf_trace *trace = NULL, *writer_trace = NULL; |
a619fcb7 | 110 | struct bt_ctf_writer *ctf_writer = fs_writer->writer; |
3241bc18 | 111 | enum bt_component_status ret; |
bc506aa5 | 112 | |
3241bc18 JD |
113 | trace = bt_ctf_stream_class_get_trace(stream_class); |
114 | if (!trace) { | |
91b73004 JD |
115 | fprintf(writer_component->err, |
116 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 117 | __LINE__); |
9ae49d3d | 118 | goto error; |
bc506aa5 JD |
119 | } |
120 | ||
91b73004 JD |
121 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
122 | if (!writer_trace) { | |
91b73004 JD |
123 | fprintf(writer_component->err, |
124 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
d00b90bf | 125 | __LINE__); |
9ae49d3d | 126 | goto error; |
bc506aa5 JD |
127 | } |
128 | ||
91b73004 JD |
129 | ret = ctf_copy_clock_classes(writer_component->err, writer_trace, |
130 | writer_stream_class, trace); | |
bc506aa5 | 131 | if (ret != BT_COMPONENT_STATUS_OK) { |
91b73004 JD |
132 | fprintf(writer_component->err, |
133 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 134 | __LINE__); |
9ae49d3d | 135 | goto error; |
b2f1f465 JD |
136 | } |
137 | ||
138 | writer_stream_class = ctf_copy_stream_class(writer_component->err, | |
139 | stream_class, writer_trace, true); | |
140 | if (!writer_stream_class) { | |
141 | fprintf(writer_component->err, "[error] Failed to copy stream class\n"); | |
142 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
143 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 144 | goto error; |
bc506aa5 | 145 | } |
bc506aa5 | 146 | |
a619fcb7 | 147 | g_hash_table_insert(fs_writer->stream_class_map, |
bc506aa5 JD |
148 | (gpointer) stream_class, writer_stream_class); |
149 | ||
9ae49d3d JD |
150 | goto end; |
151 | ||
152 | error: | |
153 | BT_PUT(writer_stream_class); | |
154 | end: | |
b2f1f465 | 155 | bt_put(writer_trace); |
b2f1f465 | 156 | bt_put(trace); |
bc506aa5 JD |
157 | return writer_stream_class; |
158 | } | |
159 | ||
2881e5b5 JD |
160 | static |
161 | enum fs_writer_stream_state *insert_new_stream_state( | |
162 | struct writer_component *writer_component, | |
163 | struct fs_writer *fs_writer, struct bt_ctf_stream *stream) | |
164 | { | |
165 | enum fs_writer_stream_state *v = NULL; | |
166 | ||
167 | v = g_new0(enum fs_writer_stream_state, 1); | |
168 | if (!v) { | |
169 | fprintf(writer_component->err, | |
170 | "[error] %s in %s:%d\n", __func__, | |
171 | __FILE__, __LINE__); | |
172 | } | |
173 | *v = FS_WRITER_UNKNOWN_STREAM; | |
174 | ||
175 | g_hash_table_insert(fs_writer->stream_states, stream, v); | |
176 | ||
177 | return v; | |
178 | } | |
179 | ||
9b4f54fb JD |
180 | static |
181 | int make_trace_path(struct writer_component *writer_component, | |
182 | struct bt_ctf_trace *trace, char *trace_path) | |
183 | { | |
184 | int ret; | |
185 | const char *trace_name; | |
186 | ||
187 | trace_name = bt_ctf_trace_get_name(trace); | |
188 | if (!trace_name) { | |
189 | trace_name = writer_component->trace_name_base->str; | |
190 | } | |
191 | /* XXX: we might have to skip the first level, TBD. */ | |
192 | ||
193 | /* Sanitize the trace name. */ | |
194 | if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) { | |
195 | fprintf(writer_component->err, "[error] Trace name cannot " | |
196 | "be \"..\"\n"); | |
197 | goto error; | |
198 | } | |
199 | ||
200 | if (strstr(trace_name, "../")) { | |
201 | fprintf(writer_component->err, "[error] Trace name cannot " | |
202 | "contain \"../\", received \"%s\"\n", | |
203 | trace_name); | |
204 | goto error; | |
205 | ||
206 | } | |
207 | ||
208 | snprintf(trace_path, PATH_MAX, "%s/%s", | |
209 | writer_component->base_path->str, | |
210 | trace_name); | |
211 | if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) { | |
212 | int i = 0; | |
213 | do { | |
214 | snprintf(trace_path, PATH_MAX, "%s/%s-%d", | |
215 | writer_component->base_path->str, | |
216 | trace_name, ++i); | |
217 | } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX); | |
218 | if (i == INT_MAX) { | |
219 | fprintf(writer_component->err, "[error] Unable to find " | |
220 | "a unique trace path\n"); | |
221 | goto error; | |
222 | } | |
223 | } | |
224 | ||
225 | ret = 0; | |
226 | ||
227 | goto end; | |
228 | ||
229 | error: | |
230 | ret = -1; | |
231 | end: | |
232 | return ret; | |
233 | } | |
234 | ||
bc506aa5 | 235 | static |
f3168545 | 236 | struct fs_writer *insert_new_writer( |
bc506aa5 JD |
237 | struct writer_component *writer_component, |
238 | struct bt_ctf_trace *trace) | |
239 | { | |
9ae49d3d JD |
240 | struct bt_ctf_writer *ctf_writer = NULL; |
241 | struct bt_ctf_trace *writer_trace = NULL; | |
9b4f54fb | 242 | char trace_path[PATH_MAX]; |
bc506aa5 | 243 | enum bt_component_status ret; |
cdcf612f JD |
244 | struct bt_ctf_stream *stream = NULL; |
245 | struct fs_writer *fs_writer = NULL; | |
246 | int nr_stream, i; | |
bc506aa5 | 247 | |
9b4f54fb JD |
248 | ret = make_trace_path(writer_component, trace, trace_path); |
249 | if (ret) { | |
250 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
251 | __func__, __FILE__, __LINE__); | |
252 | goto error; | |
253 | } | |
254 | ||
255 | printf("ctf.fs sink creating trace in %s\n", trace_path); | |
9057f037 | 256 | |
9b4f54fb | 257 | ctf_writer = bt_ctf_writer_create(trace_path); |
bc506aa5 JD |
258 | if (!ctf_writer) { |
259 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
260 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 261 | goto error; |
bc506aa5 JD |
262 | } |
263 | ||
91b73004 JD |
264 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
265 | if (!writer_trace) { | |
91b73004 JD |
266 | fprintf(writer_component->err, |
267 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
268 | __LINE__); | |
9ae49d3d | 269 | goto error; |
91b73004 JD |
270 | } |
271 | ||
272 | ret = ctf_copy_trace(writer_component->err, trace, writer_trace); | |
bc506aa5 JD |
273 | if (ret != BT_COMPONENT_STATUS_OK) { |
274 | fprintf(writer_component->err, "[error] Failed to copy trace\n"); | |
275 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
276 | __func__, __FILE__, __LINE__); | |
277 | BT_PUT(ctf_writer); | |
f3168545 | 278 | goto error; |
bc506aa5 | 279 | } |
f3168545 JD |
280 | |
281 | fs_writer = g_new0(struct fs_writer, 1); | |
282 | if (!fs_writer) { | |
283 | fprintf(writer_component->err, | |
284 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
285 | __LINE__); | |
286 | goto error; | |
287 | } | |
288 | fs_writer->writer = ctf_writer; | |
cdcf612f JD |
289 | fs_writer->trace = trace; |
290 | fs_writer->writer_trace = writer_trace; | |
6f25f7c4 | 291 | fs_writer->writer_component = writer_component; |
cdcf612f | 292 | BT_PUT(writer_trace); |
a619fcb7 JD |
293 | fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash, |
294 | g_direct_equal, NULL, (GDestroyNotify) unref_stream_class); | |
295 | fs_writer->stream_map = g_hash_table_new_full(g_direct_hash, | |
296 | g_direct_equal, NULL, (GDestroyNotify) unref_stream); | |
cdcf612f JD |
297 | fs_writer->stream_states = g_hash_table_new_full(g_direct_hash, |
298 | g_direct_equal, NULL, destroy_stream_state_key); | |
299 | ||
300 | /* Set all the existing streams in the unknown state. */ | |
301 | nr_stream = bt_ctf_trace_get_stream_count(trace); | |
302 | for (i = 0; i < nr_stream; i++) { | |
cdcf612f JD |
303 | stream = bt_ctf_trace_get_stream_by_index(trace, i); |
304 | if (!stream) { | |
305 | fprintf(writer_component->err, | |
306 | "[error] %s in %s:%d\n", __func__, | |
307 | __FILE__, __LINE__); | |
308 | goto error; | |
309 | } | |
2881e5b5 | 310 | insert_new_stream_state(writer_component, fs_writer, stream); |
cdcf612f JD |
311 | BT_PUT(stream); |
312 | } | |
313 | ||
314 | /* Check if the trace is already static or register a listener. */ | |
f3168545 JD |
315 | if (bt_ctf_trace_is_static(trace)) { |
316 | fs_writer->trace_static = 1; | |
317 | fs_writer->static_listener_id = -1; | |
318 | } else { | |
319 | ret = bt_ctf_trace_add_is_static_listener(trace, | |
6f25f7c4 | 320 | trace_is_static_listener, fs_writer); |
f3168545 JD |
321 | if (ret < 0) { |
322 | fprintf(writer_component->err, | |
323 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
324 | __LINE__); | |
f3168545 JD |
325 | goto error; |
326 | } | |
327 | fs_writer->static_listener_id = ret; | |
328 | } | |
bc506aa5 JD |
329 | |
330 | g_hash_table_insert(writer_component->trace_map, (gpointer) trace, | |
f3168545 | 331 | fs_writer); |
bc506aa5 | 332 | |
9ae49d3d JD |
333 | goto end; |
334 | ||
335 | error: | |
cdcf612f JD |
336 | g_free(fs_writer); |
337 | fs_writer = NULL; | |
9ae49d3d | 338 | bt_put(writer_trace); |
cdcf612f | 339 | bt_put(stream); |
9ae49d3d | 340 | BT_PUT(ctf_writer); |
bc506aa5 | 341 | end: |
f3168545 | 342 | return fs_writer; |
bc506aa5 JD |
343 | } |
344 | ||
345 | static | |
f3168545 | 346 | struct fs_writer *get_fs_writer(struct writer_component *writer_component, |
bc506aa5 JD |
347 | struct bt_ctf_stream_class *stream_class) |
348 | { | |
9ae49d3d | 349 | struct bt_ctf_trace *trace = NULL; |
f3168545 | 350 | struct fs_writer *fs_writer; |
bc506aa5 JD |
351 | |
352 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
353 | if (!trace) { | |
bc506aa5 JD |
354 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
355 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 356 | goto error; |
bc506aa5 JD |
357 | } |
358 | ||
f3168545 | 359 | fs_writer = g_hash_table_lookup(writer_component->trace_map, |
bc506aa5 | 360 | (gpointer) trace); |
f3168545 JD |
361 | if (!fs_writer) { |
362 | fs_writer = insert_new_writer(writer_component, trace); | |
bc506aa5 | 363 | } |
9ae49d3d JD |
364 | BT_PUT(trace); |
365 | goto end; | |
bc506aa5 | 366 | |
9ae49d3d | 367 | error: |
f3168545 | 368 | fs_writer = NULL; |
bc506aa5 | 369 | end: |
f3168545 | 370 | return fs_writer; |
bc506aa5 JD |
371 | } |
372 | ||
a619fcb7 JD |
373 | static |
374 | struct fs_writer *get_fs_writer_from_stream( | |
375 | struct writer_component *writer_component, | |
376 | struct bt_ctf_stream *stream) | |
377 | { | |
378 | struct bt_ctf_stream_class *stream_class = NULL; | |
379 | struct fs_writer *fs_writer; | |
380 | ||
381 | stream_class = bt_ctf_stream_get_class(stream); | |
382 | if (!stream_class) { | |
383 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
384 | __func__, __FILE__, __LINE__); | |
385 | goto error; | |
386 | } | |
387 | ||
388 | fs_writer = get_fs_writer(writer_component, stream_class); | |
389 | goto end; | |
390 | ||
391 | error: | |
392 | fs_writer = NULL; | |
393 | ||
394 | end: | |
395 | bt_put(stream_class); | |
396 | return fs_writer; | |
397 | } | |
398 | ||
399 | static | |
400 | struct bt_ctf_stream_class *lookup_stream_class( | |
401 | struct writer_component *writer_component, | |
402 | struct bt_ctf_stream_class *stream_class) | |
403 | { | |
404 | struct fs_writer *fs_writer = get_fs_writer( | |
405 | writer_component, stream_class); | |
406 | assert(fs_writer); | |
407 | return (struct bt_ctf_stream_class *) g_hash_table_lookup( | |
408 | fs_writer->stream_class_map, (gpointer) stream_class); | |
409 | } | |
410 | ||
411 | static | |
412 | struct bt_ctf_stream *lookup_stream(struct writer_component *writer_component, | |
413 | struct bt_ctf_stream *stream) | |
414 | { | |
415 | struct fs_writer *fs_writer = get_fs_writer_from_stream( | |
416 | writer_component, stream); | |
417 | assert(fs_writer); | |
418 | return (struct bt_ctf_stream *) g_hash_table_lookup( | |
419 | fs_writer->stream_map, (gpointer) stream); | |
420 | } | |
421 | ||
422 | static | |
423 | struct bt_ctf_stream *insert_new_stream( | |
424 | struct writer_component *writer_component, | |
425 | struct fs_writer *fs_writer, | |
426 | struct bt_ctf_stream_class *stream_class, | |
427 | struct bt_ctf_stream *stream) | |
428 | { | |
429 | struct bt_ctf_stream *writer_stream = NULL; | |
430 | struct bt_ctf_stream_class *writer_stream_class = NULL; | |
431 | struct bt_ctf_writer *ctf_writer = bt_get(fs_writer->writer); | |
432 | ||
433 | writer_stream_class = lookup_stream_class(writer_component, | |
434 | stream_class); | |
435 | if (!writer_stream_class) { | |
436 | writer_stream_class = insert_new_stream_class( | |
437 | writer_component, fs_writer, stream_class); | |
438 | if (!writer_stream_class) { | |
439 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
440 | __func__, __FILE__, __LINE__); | |
441 | goto error; | |
442 | } | |
443 | } | |
444 | bt_get(writer_stream_class); | |
445 | ||
446 | writer_stream = bt_ctf_writer_create_stream(ctf_writer, | |
447 | writer_stream_class); | |
448 | if (!writer_stream) { | |
449 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
450 | __func__, __FILE__, __LINE__); | |
451 | goto error; | |
452 | } | |
453 | ||
454 | g_hash_table_insert(fs_writer->stream_map, (gpointer) stream, | |
455 | writer_stream); | |
456 | ||
457 | goto end; | |
458 | ||
459 | error: | |
460 | BT_PUT(writer_stream); | |
461 | end: | |
462 | bt_put(ctf_writer); | |
463 | bt_put(writer_stream_class); | |
464 | return writer_stream; | |
465 | } | |
466 | ||
467 | static | |
468 | struct bt_ctf_event_class *get_event_class(struct writer_component *writer_component, | |
469 | struct bt_ctf_stream_class *writer_stream_class, | |
470 | struct bt_ctf_event_class *event_class) | |
471 | { | |
472 | return bt_ctf_stream_class_get_event_class_by_id(writer_stream_class, | |
473 | bt_ctf_event_class_get_id(event_class)); | |
474 | } | |
475 | ||
bc506aa5 JD |
476 | static |
477 | struct bt_ctf_stream *get_writer_stream( | |
478 | struct writer_component *writer_component, | |
479 | struct bt_ctf_packet *packet, struct bt_ctf_stream *stream) | |
480 | { | |
9ae49d3d | 481 | struct bt_ctf_stream *writer_stream = NULL; |
bc506aa5 | 482 | |
f384901f JD |
483 | writer_stream = lookup_stream(writer_component, stream); |
484 | if (!writer_stream) { | |
bc506aa5 JD |
485 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
486 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 487 | goto error; |
bc506aa5 | 488 | } |
9ae49d3d JD |
489 | bt_get(writer_stream); |
490 | ||
491 | goto end; | |
bc506aa5 | 492 | |
9ae49d3d JD |
493 | error: |
494 | BT_PUT(writer_stream); | |
495 | end: | |
bc506aa5 JD |
496 | return writer_stream; |
497 | } | |
498 | ||
f3168545 | 499 | BT_HIDDEN |
a619fcb7 JD |
500 | void writer_close(struct writer_component *writer_component, |
501 | struct fs_writer *fs_writer) | |
f3168545 | 502 | { |
f3168545 | 503 | if (fs_writer->static_listener_id > 0) { |
a619fcb7 | 504 | bt_ctf_trace_remove_is_static_listener(fs_writer->trace, |
f3168545 JD |
505 | fs_writer->static_listener_id); |
506 | } | |
a619fcb7 JD |
507 | |
508 | /* Empty the stream class HT. */ | |
509 | g_hash_table_foreach_remove(fs_writer->stream_class_map, | |
510 | empty_ht, NULL); | |
511 | g_hash_table_destroy(fs_writer->stream_class_map); | |
512 | ||
513 | /* Empty the stream HT. */ | |
514 | g_hash_table_foreach_remove(fs_writer->stream_map, | |
2e4636e1 | 515 | empty_streams_ht, NULL); |
a619fcb7 | 516 | g_hash_table_destroy(fs_writer->stream_map); |
cdcf612f JD |
517 | |
518 | /* Empty the stream state HT. */ | |
519 | g_hash_table_foreach_remove(fs_writer->stream_states, | |
520 | empty_ht, NULL); | |
521 | g_hash_table_destroy(fs_writer->stream_states); | |
f3168545 JD |
522 | } |
523 | ||
f384901f JD |
524 | BT_HIDDEN |
525 | enum bt_component_status writer_stream_begin( | |
526 | struct writer_component *writer_component, | |
527 | struct bt_ctf_stream *stream) | |
528 | { | |
529 | struct bt_ctf_stream_class *stream_class = NULL; | |
530 | struct fs_writer *fs_writer; | |
f384901f JD |
531 | struct bt_ctf_stream *writer_stream = NULL; |
532 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 533 | enum fs_writer_stream_state *state; |
f384901f JD |
534 | |
535 | stream_class = bt_ctf_stream_get_class(stream); | |
536 | if (!stream_class) { | |
537 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
538 | __func__, __FILE__, __LINE__); | |
539 | goto error; | |
540 | } | |
541 | ||
542 | fs_writer = get_fs_writer(writer_component, stream_class); | |
543 | if (!fs_writer) { | |
544 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
545 | __func__, __FILE__, __LINE__); | |
546 | goto error; | |
547 | } | |
cdcf612f JD |
548 | |
549 | /* Set the stream as active */ | |
550 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
2881e5b5 JD |
551 | if (!state) { |
552 | if (fs_writer->trace_static) { | |
553 | fprintf(writer_component->err, "[error] Adding a new " | |
554 | "stream on a static trace\n"); | |
555 | goto error; | |
556 | } | |
557 | state = insert_new_stream_state(writer_component, fs_writer, | |
558 | stream); | |
559 | } | |
cdcf612f JD |
560 | if (*state != FS_WRITER_UNKNOWN_STREAM) { |
561 | fprintf(writer_component->err, "[error] Unexpected stream " | |
562 | "state %d\n", *state); | |
563 | goto error; | |
564 | } | |
565 | *state = FS_WRITER_ACTIVE_STREAM; | |
566 | ||
a619fcb7 | 567 | writer_stream = insert_new_stream(writer_component, fs_writer, |
f384901f JD |
568 | stream_class, stream); |
569 | if (!writer_stream) { | |
570 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
571 | __func__, __FILE__, __LINE__); | |
572 | goto error; | |
573 | } | |
f384901f JD |
574 | |
575 | goto end; | |
576 | ||
577 | error: | |
578 | ret = BT_COMPONENT_STATUS_ERROR; | |
579 | end: | |
f384901f JD |
580 | bt_put(stream_class); |
581 | return ret; | |
582 | } | |
583 | ||
f3168545 JD |
584 | BT_HIDDEN |
585 | enum bt_component_status writer_stream_end( | |
586 | struct writer_component *writer_component, | |
587 | struct bt_ctf_stream *stream) | |
588 | { | |
589 | struct bt_ctf_stream_class *stream_class = NULL; | |
590 | struct fs_writer *fs_writer; | |
591 | struct bt_ctf_trace *trace = NULL; | |
592 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 593 | enum fs_writer_stream_state *state; |
f3168545 | 594 | |
f3168545 JD |
595 | stream_class = bt_ctf_stream_get_class(stream); |
596 | if (!stream_class) { | |
597 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
598 | __func__, __FILE__, __LINE__); | |
599 | goto error; | |
600 | } | |
601 | ||
602 | fs_writer = get_fs_writer(writer_component, stream_class); | |
603 | if (!fs_writer) { | |
604 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
605 | __func__, __FILE__, __LINE__); | |
606 | goto error; | |
607 | } | |
cdcf612f JD |
608 | |
609 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
610 | if (*state != FS_WRITER_ACTIVE_STREAM) { | |
611 | fprintf(writer_component->err, "[error] Unexpected stream " | |
612 | "state %d\n", *state); | |
613 | goto error; | |
614 | } | |
615 | *state = FS_WRITER_COMPLETED_STREAM; | |
616 | ||
a619fcb7 | 617 | g_hash_table_remove(fs_writer->stream_map, stream); |
f3168545 | 618 | |
cdcf612f JD |
619 | if (fs_writer->trace_static) { |
620 | int trace_completed = 1; | |
621 | ||
622 | g_hash_table_foreach(fs_writer->stream_states, | |
623 | check_completed_trace, &trace_completed); | |
624 | if (trace_completed) { | |
625 | writer_close(writer_component, fs_writer); | |
626 | g_hash_table_remove(writer_component->trace_map, | |
627 | fs_writer->trace); | |
628 | } | |
f3168545 JD |
629 | } |
630 | ||
631 | goto end; | |
632 | ||
633 | error: | |
634 | ret = BT_COMPONENT_STATUS_ERROR; | |
635 | end: | |
636 | BT_PUT(trace); | |
637 | BT_PUT(stream_class); | |
638 | return ret; | |
639 | } | |
640 | ||
bc506aa5 JD |
641 | BT_HIDDEN |
642 | enum bt_component_status writer_new_packet( | |
643 | struct writer_component *writer_component, | |
644 | struct bt_ctf_packet *packet) | |
645 | { | |
9ae49d3d JD |
646 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
647 | struct bt_ctf_field *writer_packet_context = NULL; | |
bc506aa5 | 648 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
b2f1f465 | 649 | int int_ret; |
bc506aa5 JD |
650 | |
651 | stream = bt_ctf_packet_get_stream(packet); | |
652 | if (!stream) { | |
bc506aa5 JD |
653 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
654 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 655 | goto error; |
bc506aa5 JD |
656 | } |
657 | ||
bc506aa5 JD |
658 | writer_stream = get_writer_stream(writer_component, packet, stream); |
659 | if (!writer_stream) { | |
bc506aa5 JD |
660 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
661 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 662 | goto error; |
bc506aa5 | 663 | } |
9ae49d3d | 664 | BT_PUT(stream); |
bc506aa5 | 665 | |
b2f1f465 | 666 | writer_packet_context = ctf_copy_packet_context(writer_component->err, |
79697a58 | 667 | packet, writer_stream); |
b2f1f465 | 668 | if (!writer_packet_context) { |
91b73004 JD |
669 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
670 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 671 | goto error; |
bc506aa5 JD |
672 | } |
673 | ||
b2f1f465 JD |
674 | int_ret = bt_ctf_stream_set_packet_context(writer_stream, |
675 | writer_packet_context); | |
676 | if (int_ret < 0) { | |
b2f1f465 JD |
677 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
678 | __FILE__, __LINE__); | |
9ae49d3d | 679 | goto error; |
b2f1f465 | 680 | } |
9ae49d3d JD |
681 | BT_PUT(writer_stream); |
682 | BT_PUT(writer_packet_context); | |
b2f1f465 | 683 | |
9ae49d3d | 684 | goto end; |
bc506aa5 | 685 | |
9ae49d3d JD |
686 | error: |
687 | ret = BT_COMPONENT_STATUS_ERROR; | |
688 | end: | |
689 | bt_put(writer_stream); | |
b2f1f465 | 690 | bt_put(writer_packet_context); |
91b73004 | 691 | bt_put(stream); |
bc506aa5 JD |
692 | return ret; |
693 | } | |
694 | ||
695 | BT_HIDDEN | |
696 | enum bt_component_status writer_close_packet( | |
697 | struct writer_component *writer_component, | |
698 | struct bt_ctf_packet *packet) | |
699 | { | |
9ae49d3d | 700 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 JD |
701 | enum bt_component_status ret; |
702 | ||
703 | stream = bt_ctf_packet_get_stream(packet); | |
704 | if (!stream) { | |
bc506aa5 JD |
705 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
706 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 707 | goto error; |
bc506aa5 JD |
708 | } |
709 | ||
710 | writer_stream = lookup_stream(writer_component, stream); | |
711 | if (!writer_stream) { | |
bc506aa5 JD |
712 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
713 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 714 | goto error; |
bc506aa5 | 715 | } |
9ae49d3d | 716 | BT_PUT(stream); |
bc506aa5 | 717 | |
9ae49d3d | 718 | bt_get(writer_stream); |
bc506aa5 | 719 | |
bc506aa5 JD |
720 | ret = bt_ctf_stream_flush(writer_stream); |
721 | if (ret < 0) { | |
722 | fprintf(writer_component->err, | |
723 | "[error] Failed to flush packet\n"); | |
9ae49d3d | 724 | goto error; |
bc506aa5 | 725 | } |
9ae49d3d | 726 | BT_PUT(writer_stream); |
bc506aa5 JD |
727 | |
728 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 729 | goto end; |
bc506aa5 | 730 | |
9ae49d3d JD |
731 | error: |
732 | ret = BT_COMPONENT_STATUS_ERROR; | |
733 | end: | |
bc506aa5 | 734 | bt_put(writer_stream); |
bc506aa5 | 735 | bt_put(stream); |
bc506aa5 JD |
736 | return ret; |
737 | } | |
738 | ||
bc506aa5 JD |
739 | BT_HIDDEN |
740 | enum bt_component_status writer_output_event( | |
741 | struct writer_component *writer_component, | |
742 | struct bt_ctf_event *event) | |
743 | { | |
744 | enum bt_component_status ret; | |
9ae49d3d JD |
745 | struct bt_ctf_event_class *event_class = NULL, *writer_event_class = NULL; |
746 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; | |
747 | struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL; | |
748 | struct bt_ctf_event *writer_event = NULL; | |
bc506aa5 JD |
749 | const char *event_name; |
750 | int int_ret; | |
751 | ||
752 | event_class = bt_ctf_event_get_class(event); | |
753 | if (!event_class) { | |
bc506aa5 JD |
754 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
755 | __FILE__, __LINE__); | |
9ae49d3d | 756 | goto error; |
bc506aa5 JD |
757 | } |
758 | ||
759 | event_name = bt_ctf_event_class_get_name(event_class); | |
760 | if (!event_name) { | |
bc506aa5 JD |
761 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
762 | __FILE__, __LINE__); | |
9ae49d3d | 763 | goto error; |
bc506aa5 | 764 | } |
bc506aa5 JD |
765 | |
766 | stream = bt_ctf_event_get_stream(event); | |
767 | if (!stream) { | |
bc506aa5 JD |
768 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
769 | __FILE__, __LINE__); | |
9ae49d3d | 770 | goto error; |
bc506aa5 JD |
771 | } |
772 | ||
773 | writer_stream = lookup_stream(writer_component, stream); | |
774 | if (!writer_stream || !bt_get(writer_stream)) { | |
bc506aa5 JD |
775 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
776 | __FILE__, __LINE__); | |
9ae49d3d | 777 | goto error; |
bc506aa5 JD |
778 | } |
779 | ||
780 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
781 | if (!stream_class) { | |
bc506aa5 JD |
782 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
783 | __FILE__, __LINE__); | |
9ae49d3d | 784 | goto error; |
bc506aa5 JD |
785 | } |
786 | ||
a619fcb7 | 787 | writer_stream_class = lookup_stream_class(writer_component, stream_class); |
bc506aa5 | 788 | if (!writer_stream_class || !bt_get(writer_stream_class)) { |
bc506aa5 JD |
789 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
790 | __FILE__, __LINE__); | |
9ae49d3d | 791 | goto error; |
bc506aa5 JD |
792 | } |
793 | ||
794 | writer_event_class = get_event_class(writer_component, | |
795 | writer_stream_class, event_class); | |
796 | if (!writer_event_class) { | |
af34e875 JD |
797 | writer_event_class = ctf_copy_event_class(writer_component->err, |
798 | event_class); | |
799 | if (!writer_event_class) { | |
af34e875 JD |
800 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
801 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 802 | goto error; |
af34e875 JD |
803 | } |
804 | int_ret = bt_ctf_stream_class_add_event_class( | |
805 | writer_stream_class, writer_event_class); | |
806 | if (int_ret) { | |
af34e875 JD |
807 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
808 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 809 | goto error; |
af34e875 | 810 | } |
bc506aa5 JD |
811 | } |
812 | ||
b2f1f465 JD |
813 | writer_event = ctf_copy_event(writer_component->err, event, |
814 | writer_event_class, true); | |
bc506aa5 | 815 | if (!writer_event) { |
bc506aa5 JD |
816 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
817 | __FILE__, __LINE__); | |
818 | fprintf(writer_component->err, "[error] Failed to copy event %s\n", | |
819 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 820 | goto error; |
bc506aa5 JD |
821 | } |
822 | ||
823 | int_ret = bt_ctf_stream_append_event(writer_stream, writer_event); | |
824 | if (int_ret < 0) { | |
bc506aa5 JD |
825 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
826 | __FILE__, __LINE__); | |
827 | fprintf(writer_component->err, "[error] Failed to append event %s\n", | |
828 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 829 | goto error; |
bc506aa5 JD |
830 | } |
831 | ||
832 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 833 | goto end; |
bc506aa5 | 834 | |
9ae49d3d JD |
835 | error: |
836 | ret = BT_COMPONENT_STATUS_ERROR; | |
837 | end: | |
bc506aa5 | 838 | bt_put(writer_event); |
bc506aa5 | 839 | bt_put(writer_event_class); |
bc506aa5 | 840 | bt_put(writer_stream_class); |
bc506aa5 | 841 | bt_put(stream_class); |
bc506aa5 | 842 | bt_put(writer_stream); |
bc506aa5 | 843 | bt_put(stream); |
bc506aa5 | 844 | bt_put(event_class); |
bc506aa5 JD |
845 | return ret; |
846 | } |