Commit | Line | Data |
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15fe47e0 PP |
1 | /* |
2 | * Copyright 2019 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
ffa3b2b3 | 23 | #define BT_LOG_OUTPUT_LEVEL (stream->log_level) |
350ad6c1 | 24 | #define BT_LOG_TAG "PLUGIN/SINK.CTF.FS/STREAM" |
ffa3b2b3 | 25 | #include "logging/log.h" |
15fe47e0 | 26 | |
3fadfbc0 | 27 | #include <babeltrace2/babeltrace.h> |
15fe47e0 PP |
28 | #include <stdio.h> |
29 | #include <stdbool.h> | |
30 | #include <glib.h> | |
578e048b MJ |
31 | #include "common/assert.h" |
32 | #include "ctfser/ctfser.h" | |
33 | #include "compat/endian.h" | |
15fe47e0 PP |
34 | |
35 | #include "fs-sink-trace.h" | |
36 | #include "fs-sink-stream.h" | |
37 | #include "translate-trace-ir-to-ctf-ir.h" | |
38 | ||
39 | BT_HIDDEN | |
40 | void fs_sink_stream_destroy(struct fs_sink_stream *stream) | |
41 | { | |
42 | if (!stream) { | |
43 | goto end; | |
44 | } | |
45 | ||
46 | bt_ctfser_fini(&stream->ctfser); | |
47 | ||
48 | if (stream->file_name) { | |
49 | g_string_free(stream->file_name, TRUE); | |
50 | stream->file_name = NULL; | |
51 | } | |
52 | ||
53 | bt_packet_put_ref(stream->packet_state.packet); | |
54 | g_free(stream); | |
55 | ||
56 | end: | |
57 | return; | |
58 | } | |
59 | ||
60 | static | |
61 | bool stream_file_name_exists(struct fs_sink_trace *trace, const char *name) | |
62 | { | |
63 | bool exists = false; | |
64 | GHashTableIter iter; | |
65 | gpointer key, value; | |
66 | ||
67 | g_hash_table_iter_init(&iter, trace->streams); | |
68 | ||
69 | while (g_hash_table_iter_next(&iter, &key, &value)) { | |
70 | struct fs_sink_stream *stream = value; | |
71 | ||
72 | if (strcmp(name, stream->file_name->str) == 0) { | |
73 | exists = true; | |
74 | goto end; | |
75 | } | |
76 | } | |
77 | ||
78 | end: | |
79 | return exists; | |
80 | } | |
81 | ||
82 | static | |
83 | GString *sanitize_stream_file_name(const char *file_name) | |
84 | { | |
85 | GString *san_file_name = g_string_new(NULL); | |
86 | const char *ch; | |
87 | gchar *basename; | |
88 | ||
89 | BT_ASSERT(san_file_name); | |
90 | BT_ASSERT(file_name); | |
91 | basename = g_path_get_basename(file_name); | |
92 | ||
93 | for (ch = basename; *ch != '\0'; ch++) { | |
94 | if (*ch == '/') { | |
95 | g_string_append_c(san_file_name, '_'); | |
96 | } else { | |
97 | g_string_append_c(san_file_name, *ch); | |
98 | } | |
99 | } | |
100 | ||
101 | /* Do not allow `.` and `..` either */ | |
102 | if (strcmp(san_file_name->str, ".") == 0 || | |
103 | strcmp(san_file_name->str, "..") == 0) { | |
104 | g_string_assign(san_file_name, "stream"); | |
105 | } | |
106 | ||
107 | g_free(basename); | |
108 | return san_file_name; | |
109 | } | |
110 | ||
111 | static | |
112 | GString *make_unique_stream_file_name(struct fs_sink_trace *trace, | |
113 | const char *base) | |
114 | { | |
115 | GString *san_base = sanitize_stream_file_name(base); | |
116 | GString *name = g_string_new(san_base->str); | |
117 | unsigned int suffix = 0; | |
118 | ||
119 | BT_ASSERT(name); | |
120 | ||
121 | while (stream_file_name_exists(trace, name->str) && | |
122 | strcmp(name->str, "metadata") == 0) { | |
b1acab38 | 123 | g_string_printf(name, "%s-%u", san_base->str, suffix); |
15fe47e0 PP |
124 | suffix++; |
125 | } | |
126 | ||
127 | g_string_free(san_base, TRUE); | |
128 | return name; | |
129 | } | |
130 | ||
131 | static | |
132 | void set_stream_file_name(struct fs_sink_stream *stream) | |
133 | { | |
134 | const char *base_name = bt_stream_get_name(stream->ir_stream); | |
135 | ||
136 | if (!base_name) { | |
137 | base_name = "stream"; | |
138 | } | |
139 | ||
140 | BT_ASSERT(!stream->file_name); | |
141 | stream->file_name = make_unique_stream_file_name(stream->trace, | |
142 | base_name); | |
143 | } | |
144 | ||
145 | BT_HIDDEN | |
146 | struct fs_sink_stream *fs_sink_stream_create(struct fs_sink_trace *trace, | |
147 | const bt_stream *ir_stream) | |
148 | { | |
149 | struct fs_sink_stream *stream = g_new0(struct fs_sink_stream, 1); | |
150 | int ret; | |
151 | GString *path = g_string_new(trace->path->str); | |
152 | ||
153 | if (!stream) { | |
154 | goto end; | |
155 | } | |
156 | ||
ffa3b2b3 | 157 | stream->log_level = trace->log_level; |
15fe47e0 PP |
158 | stream->trace = trace; |
159 | stream->ir_stream = ir_stream; | |
160 | stream->packet_state.beginning_cs = UINT64_C(-1); | |
161 | stream->packet_state.end_cs = UINT64_C(-1); | |
162 | stream->prev_packet_state.end_cs = UINT64_C(-1); | |
163 | stream->prev_packet_state.discarded_events_counter = UINT64_C(-1); | |
164 | stream->prev_packet_state.seq_num = UINT64_C(-1); | |
165 | ret = try_translate_stream_class_trace_ir_to_ctf_ir(trace->tc, | |
ffa3b2b3 PP |
166 | bt_stream_borrow_class_const(ir_stream), &stream->sc, |
167 | stream->log_level); | |
15fe47e0 PP |
168 | if (ret) { |
169 | goto error; | |
170 | } | |
171 | ||
172 | set_stream_file_name(stream); | |
173 | g_string_append_printf(path, "/%s", stream->file_name->str); | |
ffa3b2b3 PP |
174 | ret = bt_ctfser_init(&stream->ctfser, path->str, |
175 | stream->log_level); | |
15fe47e0 PP |
176 | if (ret) { |
177 | goto error; | |
178 | } | |
179 | ||
180 | g_hash_table_insert(trace->streams, (gpointer) ir_stream, stream); | |
181 | goto end; | |
182 | ||
183 | error: | |
184 | fs_sink_stream_destroy(stream); | |
185 | stream = NULL; | |
186 | ||
187 | end: | |
188 | if (path) { | |
189 | g_string_free(path, TRUE); | |
190 | } | |
191 | ||
192 | return stream; | |
193 | } | |
194 | ||
195 | static | |
196 | int write_field(struct fs_sink_stream *stream, | |
197 | struct fs_sink_ctf_field_class *fc, const bt_field *field); | |
198 | ||
199 | static inline | |
200 | int write_int_field(struct fs_sink_stream *stream, | |
201 | struct fs_sink_ctf_field_class_int *fc, const bt_field *field) | |
202 | { | |
203 | int ret; | |
204 | ||
205 | if (fc->is_signed) { | |
206 | ret = bt_ctfser_write_signed_int(&stream->ctfser, | |
207 | bt_field_signed_integer_get_value(field), | |
208 | fc->base.base.alignment, fc->base.size, BYTE_ORDER); | |
209 | } else { | |
210 | ret = bt_ctfser_write_unsigned_int(&stream->ctfser, | |
211 | bt_field_unsigned_integer_get_value(field), | |
212 | fc->base.base.alignment, fc->base.size, BYTE_ORDER); | |
213 | } | |
214 | ||
215 | return ret; | |
216 | } | |
217 | ||
218 | static inline | |
219 | int write_float_field(struct fs_sink_stream *stream, | |
220 | struct fs_sink_ctf_field_class_float *fc, const bt_field *field) | |
221 | { | |
222 | int ret; | |
223 | double val = bt_field_real_get_value(field); | |
224 | ||
225 | if (fc->base.size == 32) { | |
226 | ret = bt_ctfser_write_float32(&stream->ctfser, val, | |
227 | fc->base.base.alignment, BYTE_ORDER); | |
228 | } else { | |
263e3582 | 229 | ret = bt_ctfser_write_float64(&stream->ctfser, val, |
15fe47e0 PP |
230 | fc->base.base.alignment, BYTE_ORDER); |
231 | } | |
232 | ||
233 | return ret; | |
234 | } | |
235 | ||
236 | static inline | |
237 | int write_string_field(struct fs_sink_stream *stream, | |
238 | struct fs_sink_ctf_field_class_string *fc, const bt_field *field) | |
239 | { | |
240 | return bt_ctfser_write_string(&stream->ctfser, | |
241 | bt_field_string_get_value(field)); | |
242 | } | |
243 | ||
244 | static inline | |
245 | int write_array_field_elements(struct fs_sink_stream *stream, | |
246 | struct fs_sink_ctf_field_class_array_base *fc, | |
247 | const bt_field *field) | |
248 | { | |
249 | uint64_t i; | |
250 | uint64_t len = bt_field_array_get_length(field); | |
251 | int ret = 0; | |
252 | ||
253 | for (i = 0; i < len; i++) { | |
254 | const bt_field *elem_field = | |
255 | bt_field_array_borrow_element_field_by_index_const( | |
256 | field, i); | |
257 | ret = write_field(stream, fc->elem_fc, elem_field); | |
91d81473 | 258 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
259 | goto end; |
260 | } | |
261 | } | |
262 | ||
263 | end: | |
264 | return ret; | |
265 | } | |
266 | ||
267 | static inline | |
268 | int write_sequence_field(struct fs_sink_stream *stream, | |
269 | struct fs_sink_ctf_field_class_sequence *fc, | |
270 | const bt_field *field) | |
271 | { | |
272 | int ret; | |
273 | ||
274 | if (fc->length_is_before) { | |
275 | ret = bt_ctfser_write_unsigned_int(&stream->ctfser, | |
276 | bt_field_array_get_length(field), 8, 32, BYTE_ORDER); | |
91d81473 | 277 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
278 | goto end; |
279 | } | |
280 | } | |
281 | ||
282 | ret = write_array_field_elements(stream, (void *) fc, field); | |
283 | ||
284 | end: | |
285 | return ret; | |
286 | } | |
287 | ||
288 | static inline | |
289 | int write_struct_field(struct fs_sink_stream *stream, | |
290 | struct fs_sink_ctf_field_class_struct *fc, | |
291 | const bt_field *field, bool align_struct) | |
292 | { | |
293 | int ret = 0; | |
294 | uint64_t i; | |
295 | ||
91d81473 | 296 | if (G_LIKELY(align_struct)) { |
15fe47e0 PP |
297 | ret = bt_ctfser_align_offset_in_current_packet(&stream->ctfser, |
298 | fc->base.alignment); | |
91d81473 | 299 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
300 | goto end; |
301 | } | |
302 | } | |
303 | ||
304 | for (i = 0; i < fc->members->len; i++) { | |
305 | const bt_field *memb_field = | |
306 | bt_field_structure_borrow_member_field_by_index_const( | |
307 | field, i); | |
308 | struct fs_sink_ctf_field_class *member_fc = | |
309 | fs_sink_ctf_field_class_struct_borrow_member_by_index( | |
310 | fc, i)->fc; | |
311 | ||
312 | ret = write_field(stream, member_fc, memb_field); | |
91d81473 | 313 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
314 | goto end; |
315 | } | |
316 | } | |
317 | ||
318 | end: | |
319 | return ret; | |
320 | } | |
321 | ||
322 | static inline | |
323 | int write_variant_field(struct fs_sink_stream *stream, | |
324 | struct fs_sink_ctf_field_class_variant *fc, | |
325 | const bt_field *field) | |
326 | { | |
327 | uint64_t opt_index = | |
328 | bt_field_variant_get_selected_option_field_index(field); | |
329 | int ret; | |
330 | ||
331 | if (fc->tag_is_before) { | |
332 | ret = bt_ctfser_write_unsigned_int(&stream->ctfser, | |
333 | opt_index, 8, 16, BYTE_ORDER); | |
91d81473 | 334 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
335 | goto end; |
336 | } | |
337 | } | |
338 | ||
339 | ret = write_field(stream, | |
340 | fs_sink_ctf_field_class_variant_borrow_option_by_index(fc, | |
341 | opt_index)->fc, | |
342 | bt_field_variant_borrow_selected_option_field_const(field)); | |
343 | ||
344 | end: | |
345 | return ret; | |
346 | } | |
347 | ||
348 | static | |
349 | int write_field(struct fs_sink_stream *stream, | |
350 | struct fs_sink_ctf_field_class *fc, const bt_field *field) | |
351 | { | |
352 | int ret; | |
353 | ||
354 | switch (fc->type) { | |
355 | case FS_SINK_CTF_FIELD_CLASS_TYPE_INT: | |
356 | ret = write_int_field(stream, (void *) fc, field); | |
357 | break; | |
358 | case FS_SINK_CTF_FIELD_CLASS_TYPE_FLOAT: | |
359 | ret = write_float_field(stream, (void *) fc, field); | |
360 | break; | |
361 | case FS_SINK_CTF_FIELD_CLASS_TYPE_STRING: | |
362 | ret = write_string_field(stream, (void *) fc, field); | |
363 | break; | |
364 | case FS_SINK_CTF_FIELD_CLASS_TYPE_STRUCT: | |
365 | ret = write_struct_field(stream, (void *) fc, field, true); | |
366 | break; | |
367 | case FS_SINK_CTF_FIELD_CLASS_TYPE_ARRAY: | |
368 | ret = write_array_field_elements(stream, (void *) fc, field); | |
369 | break; | |
370 | case FS_SINK_CTF_FIELD_CLASS_TYPE_SEQUENCE: | |
371 | ret = write_sequence_field(stream, (void *) fc, field); | |
372 | break; | |
373 | case FS_SINK_CTF_FIELD_CLASS_TYPE_VARIANT: | |
374 | ret = write_variant_field(stream, (void *) fc, field); | |
375 | break; | |
376 | default: | |
377 | abort(); | |
378 | } | |
379 | ||
380 | return ret; | |
381 | } | |
382 | ||
383 | static inline | |
384 | int write_event_header(struct fs_sink_stream *stream, | |
385 | const bt_clock_snapshot *cs, struct fs_sink_ctf_event_class *ec) | |
386 | { | |
387 | int ret; | |
388 | ||
389 | /* Event class ID */ | |
390 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
391 | bt_event_class_get_id(ec->ir_ec), 8, 64, BYTE_ORDER); | |
91d81473 | 392 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
393 | goto end; |
394 | } | |
395 | ||
396 | /* Time */ | |
397 | if (stream->sc->default_clock_class) { | |
398 | BT_ASSERT(cs); | |
399 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
400 | bt_clock_snapshot_get_value(cs), 8, 64, BYTE_ORDER); | |
91d81473 | 401 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
402 | goto end; |
403 | } | |
404 | } | |
405 | ||
406 | end: | |
407 | return ret; | |
408 | } | |
409 | ||
410 | BT_HIDDEN | |
411 | int fs_sink_stream_write_event(struct fs_sink_stream *stream, | |
412 | const bt_clock_snapshot *cs, const bt_event *event, | |
413 | struct fs_sink_ctf_event_class *ec) | |
414 | { | |
415 | int ret; | |
416 | const bt_field *field; | |
417 | ||
418 | /* Header */ | |
419 | ret = write_event_header(stream, cs, ec); | |
91d81473 | 420 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
421 | goto end; |
422 | } | |
423 | ||
424 | /* Common context */ | |
425 | if (stream->sc->event_common_context_fc) { | |
426 | field = bt_event_borrow_common_context_field_const(event); | |
427 | BT_ASSERT(field); | |
428 | ret = write_struct_field(stream, | |
429 | (void *) stream->sc->event_common_context_fc, | |
430 | field, true); | |
91d81473 | 431 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
432 | goto end; |
433 | } | |
434 | } | |
435 | ||
436 | /* Specific context */ | |
437 | if (ec->spec_context_fc) { | |
438 | field = bt_event_borrow_specific_context_field_const(event); | |
439 | BT_ASSERT(field); | |
440 | ret = write_struct_field(stream, (void *) ec->spec_context_fc, | |
441 | field, true); | |
91d81473 | 442 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
443 | goto end; |
444 | } | |
445 | } | |
446 | ||
447 | /* Specific context */ | |
448 | if (ec->payload_fc) { | |
449 | field = bt_event_borrow_payload_field_const(event); | |
450 | BT_ASSERT(field); | |
451 | ret = write_struct_field(stream, (void *) ec->payload_fc, | |
452 | field, true); | |
91d81473 | 453 | if (G_UNLIKELY(ret)) { |
15fe47e0 PP |
454 | goto end; |
455 | } | |
456 | } | |
457 | ||
458 | end: | |
459 | return ret; | |
460 | } | |
461 | ||
462 | static | |
463 | int write_packet_context(struct fs_sink_stream *stream) | |
464 | { | |
465 | int ret; | |
466 | ||
467 | /* Packet total size */ | |
468 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
469 | stream->packet_state.total_size, 8, 64, BYTE_ORDER); | |
470 | if (ret) { | |
471 | goto end; | |
472 | } | |
473 | ||
474 | /* Packet content size */ | |
475 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
476 | stream->packet_state.content_size, 8, 64, BYTE_ORDER); | |
477 | if (ret) { | |
478 | goto end; | |
479 | } | |
480 | ||
ffb5c13c | 481 | if (stream->sc->packets_have_ts_begin) { |
15fe47e0 PP |
482 | /* Beginning time */ |
483 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
484 | stream->packet_state.beginning_cs, 8, 64, BYTE_ORDER); | |
485 | if (ret) { | |
486 | goto end; | |
487 | } | |
ffb5c13c | 488 | } |
15fe47e0 | 489 | |
ffb5c13c | 490 | if (stream->sc->packets_have_ts_end) { |
15fe47e0 PP |
491 | /* End time */ |
492 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
493 | stream->packet_state.end_cs, 8, 64, BYTE_ORDER); | |
494 | if (ret) { | |
495 | goto end; | |
496 | } | |
497 | } | |
498 | ||
ffb5c13c PP |
499 | if (stream->sc->has_discarded_events) { |
500 | /* Discarded event counter */ | |
501 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
502 | stream->packet_state.discarded_events_counter, 8, 64, | |
503 | BYTE_ORDER); | |
504 | if (ret) { | |
505 | goto end; | |
506 | } | |
15fe47e0 PP |
507 | } |
508 | ||
509 | /* Sequence number */ | |
510 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, | |
511 | stream->packet_state.seq_num, 8, 64, BYTE_ORDER); | |
512 | if (ret) { | |
513 | goto end; | |
514 | } | |
515 | ||
516 | /* Other members */ | |
517 | if (stream->sc->packet_context_fc) { | |
518 | const bt_field *packet_context_field = | |
519 | bt_packet_borrow_context_field_const( | |
520 | stream->packet_state.packet); | |
521 | ||
522 | BT_ASSERT(packet_context_field); | |
523 | ret = write_struct_field(stream, | |
524 | (void *) stream->sc->packet_context_fc, | |
525 | packet_context_field, false); | |
526 | if (ret) { | |
527 | goto end; | |
528 | } | |
529 | } | |
530 | ||
531 | end: | |
532 | return ret; | |
533 | } | |
534 | ||
535 | BT_HIDDEN | |
536 | int fs_sink_stream_open_packet(struct fs_sink_stream *stream, | |
537 | const bt_clock_snapshot *cs, const bt_packet *packet) | |
538 | { | |
539 | int ret; | |
540 | uint64_t i; | |
541 | ||
542 | BT_ASSERT(!stream->packet_state.is_open); | |
543 | bt_packet_put_ref(stream->packet_state.packet); | |
544 | stream->packet_state.packet = packet; | |
545 | bt_packet_get_ref(stream->packet_state.packet); | |
546 | if (cs) { | |
547 | stream->packet_state.beginning_cs = | |
548 | bt_clock_snapshot_get_value(cs); | |
549 | } | |
550 | ||
551 | /* Open packet */ | |
552 | ret = bt_ctfser_open_packet(&stream->ctfser); | |
553 | if (ret) { | |
554 | /* bt_ctfser_open_packet() logs errors */ | |
555 | goto end; | |
556 | } | |
557 | ||
558 | /* Packet header: magic */ | |
d1f8929c | 559 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, |
15fe47e0 | 560 | UINT64_C(0xc1fc1fc1), 8, 32, BYTE_ORDER); |
d1f8929c FD |
561 | if (ret) { |
562 | BT_LOGE("Error writing packet header magic: stream-file-name=%s", | |
563 | stream->file_name->str); | |
564 | goto end; | |
565 | } | |
15fe47e0 PP |
566 | |
567 | /* Packet header: UUID */ | |
568 | for (i = 0; i < BABELTRACE_UUID_LEN; i++) { | |
d1f8929c | 569 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, |
15fe47e0 | 570 | (uint64_t) stream->sc->tc->uuid[i], 8, 8, BYTE_ORDER); |
d1f8929c FD |
571 | if (ret) { |
572 | BT_LOGE("Error writing packet header UUID: stream-file-name=%s", | |
573 | stream->file_name->str); | |
574 | goto end; | |
575 | } | |
15fe47e0 PP |
576 | } |
577 | ||
578 | /* Packet header: stream class ID */ | |
d1f8929c | 579 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, |
15fe47e0 | 580 | bt_stream_class_get_id(stream->sc->ir_sc), 8, 64, BYTE_ORDER); |
d1f8929c FD |
581 | if (ret) { |
582 | BT_LOGE("Error writing packet header stream class id: " | |
583 | "stream-file-name=%s, stream-class-id=%"PRIu64, | |
584 | stream->file_name->str, | |
585 | bt_stream_class_get_id(stream->sc->ir_sc)); | |
586 | goto end; | |
587 | } | |
15fe47e0 PP |
588 | |
589 | /* Packet header: stream ID */ | |
d1f8929c | 590 | ret = bt_ctfser_write_byte_aligned_unsigned_int(&stream->ctfser, |
15fe47e0 | 591 | bt_stream_get_id(stream->ir_stream), 8, 64, BYTE_ORDER); |
d1f8929c FD |
592 | if (ret) { |
593 | BT_LOGE("Error writing packet header stream id: " | |
594 | "stream-file-name=%s, stream-id=%"PRIu64, | |
595 | stream->file_name->str, | |
596 | bt_stream_get_id(stream->ir_stream)); | |
597 | goto end; | |
598 | } | |
15fe47e0 PP |
599 | |
600 | /* Save packet context's offset to rewrite it later */ | |
601 | stream->packet_state.context_offset_bits = | |
602 | bt_ctfser_get_offset_in_current_packet_bits(&stream->ctfser); | |
603 | ||
604 | /* Write packet context just to advance to content (first event) */ | |
605 | ret = write_packet_context(stream); | |
606 | if (ret) { | |
607 | goto end; | |
608 | } | |
609 | ||
610 | stream->packet_state.is_open = true; | |
611 | ||
612 | end: | |
613 | return ret; | |
614 | } | |
615 | ||
616 | BT_HIDDEN | |
617 | int fs_sink_stream_close_packet(struct fs_sink_stream *stream, | |
618 | const bt_clock_snapshot *cs) | |
619 | { | |
620 | int ret; | |
621 | ||
622 | BT_ASSERT(stream->packet_state.is_open); | |
623 | ||
624 | if (cs) { | |
625 | stream->packet_state.end_cs = bt_clock_snapshot_get_value(cs); | |
626 | } | |
627 | ||
628 | stream->packet_state.content_size = | |
629 | bt_ctfser_get_offset_in_current_packet_bits(&stream->ctfser); | |
630 | stream->packet_state.total_size = | |
631 | (stream->packet_state.content_size + 7) & ~UINT64_C(7); | |
632 | ||
633 | /* Rewrite packet context */ | |
634 | bt_ctfser_set_offset_in_current_packet_bits(&stream->ctfser, | |
635 | stream->packet_state.context_offset_bits); | |
636 | ret = write_packet_context(stream); | |
637 | if (ret) { | |
638 | goto end; | |
639 | } | |
640 | ||
641 | /* Close packet */ | |
642 | bt_ctfser_close_current_packet(&stream->ctfser, | |
643 | stream->packet_state.total_size / 8); | |
644 | ||
645 | /* Partially copy current packet state to previous packet state */ | |
646 | stream->prev_packet_state.end_cs = stream->packet_state.end_cs; | |
647 | stream->prev_packet_state.discarded_events_counter = | |
648 | stream->packet_state.discarded_events_counter; | |
649 | stream->prev_packet_state.seq_num = | |
650 | stream->packet_state.seq_num; | |
651 | ||
652 | /* Reset current packet state */ | |
653 | stream->packet_state.beginning_cs = UINT64_C(-1); | |
654 | stream->packet_state.end_cs = UINT64_C(-1); | |
655 | stream->packet_state.content_size = 0; | |
656 | stream->packet_state.total_size = 0; | |
657 | stream->packet_state.seq_num += 1; | |
658 | stream->packet_state.context_offset_bits = 0; | |
659 | stream->packet_state.is_open = false; | |
660 | BT_PACKET_PUT_REF_AND_RESET(stream->packet_state.packet); | |
661 | ||
662 | end: | |
663 | return ret; | |
664 | } |