Commit | Line | Data |
---|---|---|
cab3f160 | 1 | /* |
cab3f160 | 2 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
781751d8 | 3 | * Copyright 2019 Philippe Proulx <pproulx@efficios.com> |
cab3f160 JG |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
6 | * of this software and associated documentation files (the "Software"), to deal | |
7 | * in the Software without restriction, including without limitation the rights | |
8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
9 | * copies of the Software, and to permit persons to whom the Software is | |
10 | * furnished to do so, subject to the following conditions: | |
11 | * | |
12 | * The above copyright notice and this permission notice shall be included in | |
13 | * all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
18 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
21 | * SOFTWARE. | |
22 | */ | |
23 | ||
b70dca78 | 24 | #define BT_COMP_LOG_SELF_COMP (trimmer_comp->self_comp) |
19f15b11 | 25 | #define BT_LOG_OUTPUT_LEVEL (trimmer_comp->log_level) |
b03487ab | 26 | #define BT_LOG_TAG "PLUGIN/FLT.UTILS.TRIMMER" |
b70dca78 | 27 | #include "plugins/comp-logging.h" |
f4f9e43b | 28 | |
57952005 MJ |
29 | #include "compat/utc.h" |
30 | #include "compat/time.h" | |
71c5da58 | 31 | #include <babeltrace2/babeltrace.h> |
57952005 | 32 | #include "common/common.h" |
57952005 | 33 | #include "common/assert.h" |
781751d8 PP |
34 | #include <stdint.h> |
35 | #include <inttypes.h> | |
36 | #include <glib.h> | |
37 | ||
38 | #include "trimmer.h" | |
39 | ||
40 | #define NS_PER_S INT64_C(1000000000) | |
41 | ||
42 | static const char * const in_port_name = "in"; | |
43 | ||
44 | struct trimmer_time { | |
45 | unsigned int hour, minute, second, ns; | |
46 | }; | |
47 | ||
48 | struct trimmer_bound { | |
49 | /* | |
50 | * Nanoseconds from origin, valid if `is_set` is set and | |
51 | * `is_infinite` is false. | |
52 | */ | |
53 | int64_t ns_from_origin; | |
54 | ||
55 | /* True if this bound's full time (`ns_from_origin`) is set */ | |
56 | bool is_set; | |
57 | ||
58 | /* | |
59 | * True if this bound represents the infinity (negative or | |
60 | * positive depending on which bound it is). If this is true, | |
61 | * then we don't care about `ns_from_origin` above. | |
62 | */ | |
63 | bool is_infinite; | |
64 | ||
65 | /* | |
66 | * This bound's time without the date; this time is used to set | |
67 | * `ns_from_origin` once we know the date. | |
68 | */ | |
69 | struct trimmer_time time; | |
70 | }; | |
71 | ||
72 | struct trimmer_comp { | |
73 | struct trimmer_bound begin, end; | |
74 | bool is_gmt; | |
19f15b11 | 75 | bt_logging_level log_level; |
b70dca78 | 76 | bt_self_component *self_comp; |
781751d8 PP |
77 | }; |
78 | ||
79 | enum trimmer_iterator_state { | |
80 | /* | |
81 | * Find the first message's date and set the bounds's times | |
82 | * accordingly. | |
83 | */ | |
84 | TRIMMER_ITERATOR_STATE_SET_BOUNDS_NS_FROM_ORIGIN, | |
85 | ||
86 | /* | |
87 | * Initially seek to the trimming range's beginning time. | |
88 | */ | |
89 | TRIMMER_ITERATOR_STATE_SEEK_INITIALLY, | |
90 | ||
91 | /* | |
92 | * Fill the output message queue for as long as received input | |
93 | * messages are within the trimming time range. | |
94 | */ | |
95 | TRIMMER_ITERATOR_STATE_TRIM, | |
96 | ||
97 | /* Flush the remaining messages in the output message queue */ | |
98 | TRIMMER_ITERATOR_STATE_ENDING, | |
99 | ||
100 | /* Trimming operation and message iterator is ended */ | |
101 | TRIMMER_ITERATOR_STATE_ENDED, | |
102 | }; | |
103 | ||
104 | struct trimmer_iterator { | |
105 | /* Weak */ | |
106 | struct trimmer_comp *trimmer_comp; | |
107 | ||
108 | /* Weak */ | |
109 | bt_self_message_iterator *self_msg_iter; | |
110 | ||
111 | enum trimmer_iterator_state state; | |
112 | ||
113 | /* Owned by this */ | |
114 | bt_self_component_port_input_message_iterator *upstream_iter; | |
115 | struct trimmer_bound begin, end; | |
116 | ||
117 | /* | |
118 | * Queue of `const bt_message *` (owned by the queue). | |
119 | * | |
120 | * This is where the trimming operation pushes the messages to | |
121 | * output by this message iterator. | |
122 | */ | |
123 | GQueue *output_messages; | |
124 | ||
125 | /* | |
126 | * Hash table of `bt_stream *` (weak) to | |
127 | * `struct trimmer_iterator_stream_state *` (owned by the HT). | |
128 | */ | |
129 | GHashTable *stream_states; | |
130 | }; | |
131 | ||
132 | struct trimmer_iterator_stream_state { | |
781751d8 PP |
133 | /* |
134 | * True if the last pushed message for this stream was a stream | |
135 | * activity end message. | |
136 | */ | |
137 | bool last_msg_is_stream_activity_end; | |
138 | ||
139 | /* | |
140 | * Time to use for a generated stream end activity message when | |
141 | * ending the stream. | |
142 | */ | |
143 | int64_t stream_act_end_ns_from_origin; | |
144 | ||
145 | /* Weak */ | |
146 | const bt_stream *stream; | |
147 | ||
148 | /* Owned by this (`NULL` initially and between packets) */ | |
149 | const bt_packet *cur_packet; | |
781751d8 | 150 | }; |
cab3f160 JG |
151 | |
152 | static | |
781751d8 | 153 | void destroy_trimmer_comp(struct trimmer_comp *trimmer_comp) |
cab3f160 | 154 | { |
781751d8 PP |
155 | BT_ASSERT(trimmer_comp); |
156 | g_free(trimmer_comp); | |
cab3f160 JG |
157 | } |
158 | ||
159 | static | |
781751d8 PP |
160 | struct trimmer_comp *create_trimmer_comp(void) |
161 | { | |
162 | return g_new0(struct trimmer_comp, 1); | |
163 | } | |
164 | ||
165 | BT_HIDDEN | |
166 | void trimmer_finalize(bt_self_component_filter *self_comp) | |
cab3f160 | 167 | { |
781751d8 PP |
168 | struct trimmer_comp *trimmer_comp = |
169 | bt_self_component_get_data( | |
170 | bt_self_component_filter_as_self_component(self_comp)); | |
171 | ||
172 | if (trimmer_comp) { | |
173 | destroy_trimmer_comp(trimmer_comp); | |
174 | } | |
cab3f160 JG |
175 | } |
176 | ||
781751d8 PP |
177 | /* |
178 | * Sets the time (in ns from origin) of a trimmer bound from date and | |
179 | * time components. | |
180 | * | |
181 | * Returns a negative value if anything goes wrong. | |
182 | */ | |
183 | static | |
184 | int set_bound_ns_from_origin(struct trimmer_bound *bound, | |
185 | unsigned int year, unsigned int month, unsigned int day, | |
186 | unsigned int hour, unsigned int minute, unsigned int second, | |
187 | unsigned int ns, bool is_gmt) | |
cab3f160 | 188 | { |
781751d8 PP |
189 | int ret = 0; |
190 | time_t result; | |
191 | struct tm tm = { | |
192 | .tm_sec = second, | |
193 | .tm_min = minute, | |
194 | .tm_hour = hour, | |
195 | .tm_mday = day, | |
196 | .tm_mon = month - 1, | |
197 | .tm_year = year - 1900, | |
198 | .tm_isdst = -1, | |
199 | }; | |
200 | ||
201 | if (is_gmt) { | |
202 | result = bt_timegm(&tm); | |
203 | } else { | |
204 | result = mktime(&tm); | |
205 | } | |
206 | ||
207 | if (result < 0) { | |
208 | ret = -1; | |
209 | goto end; | |
210 | } | |
cab3f160 | 211 | |
781751d8 PP |
212 | BT_ASSERT(bound); |
213 | bound->ns_from_origin = (int64_t) result; | |
214 | bound->ns_from_origin *= NS_PER_S; | |
215 | bound->ns_from_origin += ns; | |
216 | bound->is_set = true; | |
217 | ||
218 | end: | |
219 | return ret; | |
cab3f160 JG |
220 | } |
221 | ||
528debdf MD |
222 | /* |
223 | * Parses a timestamp, figuring out its format. | |
224 | * | |
225 | * Returns a negative value if anything goes wrong. | |
226 | * | |
227 | * Expected formats: | |
228 | * | |
781751d8 PP |
229 | * YYYY-MM-DD hh:mm[:ss[.ns]] |
230 | * [hh:mm:]ss[.ns] | |
231 | * [-]s[.ns] | |
232 | * | |
233 | * TODO: Check overflows. | |
234 | */ | |
235 | static | |
19f15b11 PP |
236 | int set_bound_from_str(struct trimmer_comp *trimmer_comp, |
237 | const char *str, struct trimmer_bound *bound, bool is_gmt) | |
781751d8 PP |
238 | { |
239 | int ret = 0; | |
240 | int s_ret; | |
241 | unsigned int year, month, day, hour, minute, second, ns; | |
242 | char dummy; | |
243 | ||
244 | /* Try `YYYY-MM-DD hh:mm:ss.ns` format */ | |
245 | s_ret = sscanf(str, "%u-%u-%u %u:%u:%u.%u%c", &year, &month, &day, | |
246 | &hour, &minute, &second, &ns, &dummy); | |
247 | if (s_ret == 7) { | |
248 | ret = set_bound_ns_from_origin(bound, year, month, day, | |
249 | hour, minute, second, ns, is_gmt); | |
250 | goto end; | |
251 | } | |
252 | ||
253 | /* Try `YYYY-MM-DD hh:mm:ss` format */ | |
254 | s_ret = sscanf(str, "%u-%u-%u %u:%u:%u%c", &year, &month, &day, | |
255 | &hour, &minute, &second, &dummy); | |
256 | if (s_ret == 6) { | |
257 | ret = set_bound_ns_from_origin(bound, year, month, day, | |
258 | hour, minute, second, 0, is_gmt); | |
259 | goto end; | |
260 | } | |
261 | ||
262 | /* Try `YYYY-MM-DD hh:mm` format */ | |
263 | s_ret = sscanf(str, "%u-%u-%u %u:%u%c", &year, &month, &day, | |
264 | &hour, &minute, &dummy); | |
265 | if (s_ret == 5) { | |
266 | ret = set_bound_ns_from_origin(bound, year, month, day, | |
267 | hour, minute, 0, 0, is_gmt); | |
268 | goto end; | |
269 | } | |
270 | ||
271 | /* Try `YYYY-MM-DD` format */ | |
272 | s_ret = sscanf(str, "%u-%u-%u%c", &year, &month, &day, &dummy); | |
273 | if (s_ret == 3) { | |
274 | ret = set_bound_ns_from_origin(bound, year, month, day, | |
275 | 0, 0, 0, 0, is_gmt); | |
276 | goto end; | |
277 | } | |
278 | ||
279 | /* Try `hh:mm:ss.ns` format */ | |
280 | s_ret = sscanf(str, "%u:%u:%u.%u%c", &hour, &minute, &second, &ns, | |
281 | &dummy); | |
282 | if (s_ret == 4) { | |
283 | bound->time.hour = hour; | |
284 | bound->time.minute = minute; | |
285 | bound->time.second = second; | |
286 | bound->time.ns = ns; | |
287 | goto end; | |
288 | } | |
289 | ||
290 | /* Try `hh:mm:ss` format */ | |
291 | s_ret = sscanf(str, "%u:%u:%u%c", &hour, &minute, &second, &dummy); | |
292 | if (s_ret == 3) { | |
293 | bound->time.hour = hour; | |
294 | bound->time.minute = minute; | |
295 | bound->time.second = second; | |
296 | bound->time.ns = 0; | |
297 | goto end; | |
298 | } | |
299 | ||
300 | /* Try `-s.ns` format */ | |
301 | s_ret = sscanf(str, "-%u.%u%c", &second, &ns, &dummy); | |
302 | if (s_ret == 2) { | |
303 | bound->ns_from_origin = -((int64_t) second) * NS_PER_S; | |
304 | bound->ns_from_origin -= (int64_t) ns; | |
305 | bound->is_set = true; | |
306 | goto end; | |
307 | } | |
308 | ||
309 | /* Try `s.ns` format */ | |
310 | s_ret = sscanf(str, "%u.%u%c", &second, &ns, &dummy); | |
311 | if (s_ret == 2) { | |
312 | bound->ns_from_origin = ((int64_t) second) * NS_PER_S; | |
313 | bound->ns_from_origin += (int64_t) ns; | |
314 | bound->is_set = true; | |
315 | goto end; | |
316 | } | |
317 | ||
318 | /* Try `-s` format */ | |
319 | s_ret = sscanf(str, "-%u%c", &second, &dummy); | |
320 | if (s_ret == 1) { | |
321 | bound->ns_from_origin = -((int64_t) second) * NS_PER_S; | |
322 | bound->is_set = true; | |
323 | goto end; | |
324 | } | |
325 | ||
326 | /* Try `s` format */ | |
327 | s_ret = sscanf(str, "%u%c", &second, &dummy); | |
328 | if (s_ret == 1) { | |
329 | bound->ns_from_origin = (int64_t) second * NS_PER_S; | |
330 | bound->is_set = true; | |
331 | goto end; | |
332 | } | |
333 | ||
b70dca78 | 334 | BT_COMP_LOGE("Invalid date/time format: param=\"%s\"", str); |
781751d8 PP |
335 | ret = -1; |
336 | ||
337 | end: | |
338 | return ret; | |
339 | } | |
340 | ||
341 | /* | |
342 | * Sets a trimmer bound's properties from a parameter string/integer | |
343 | * value. | |
344 | * | |
345 | * Returns a negative value if anything goes wrong. | |
528debdf | 346 | */ |
44d3cbf0 | 347 | static |
19f15b11 PP |
348 | int set_bound_from_param(struct trimmer_comp *trimmer_comp, |
349 | const char *param_name, const bt_value *param, | |
781751d8 | 350 | struct trimmer_bound *bound, bool is_gmt) |
528debdf MD |
351 | { |
352 | int ret; | |
922fc2dd | 353 | const char *arg; |
781751d8 | 354 | char tmp_arg[64]; |
922fc2dd | 355 | |
68d9d039 PP |
356 | if (bt_value_is_signed_integer(param)) { |
357 | int64_t value = bt_value_signed_integer_get(param); | |
781751d8 PP |
358 | |
359 | /* | |
360 | * Just convert it to a temporary string to handle | |
361 | * everything the same way. | |
362 | */ | |
363 | sprintf(tmp_arg, "%" PRId64, value); | |
364 | arg = tmp_arg; | |
365 | } else if (bt_value_is_string(param)) { | |
366 | arg = bt_value_string_get(param); | |
367 | } else { | |
b70dca78 | 368 | BT_COMP_LOGE("`%s` parameter must be an integer or a string value.", |
922fc2dd | 369 | param_name); |
781751d8 PP |
370 | ret = -1; |
371 | goto end; | |
922fc2dd PP |
372 | } |
373 | ||
19f15b11 | 374 | ret = set_bound_from_str(trimmer_comp, arg, bound, is_gmt); |
781751d8 PP |
375 | |
376 | end: | |
377 | return ret; | |
378 | } | |
379 | ||
380 | static | |
19f15b11 PP |
381 | int validate_trimmer_bounds(struct trimmer_comp *trimmer_comp, |
382 | struct trimmer_bound *begin, struct trimmer_bound *end) | |
781751d8 PP |
383 | { |
384 | int ret = 0; | |
385 | ||
386 | BT_ASSERT(begin->is_set); | |
387 | BT_ASSERT(end->is_set); | |
388 | ||
389 | if (!begin->is_infinite && !end->is_infinite && | |
390 | begin->ns_from_origin > end->ns_from_origin) { | |
b70dca78 | 391 | BT_COMP_LOGE("Trimming time range's beginning time is greater than end time: " |
781751d8 PP |
392 | "begin-ns-from-origin=%" PRId64 ", " |
393 | "end-ns-from-origin=%" PRId64, | |
394 | begin->ns_from_origin, | |
395 | end->ns_from_origin); | |
396 | ret = -1; | |
397 | goto end; | |
528debdf MD |
398 | } |
399 | ||
781751d8 | 400 | if (!begin->is_infinite && begin->ns_from_origin == INT64_MIN) { |
b70dca78 | 401 | BT_COMP_LOGE("Invalid trimming time range's beginning time: " |
781751d8 PP |
402 | "ns-from-origin=%" PRId64, |
403 | begin->ns_from_origin); | |
404 | ret = -1; | |
405 | goto end; | |
406 | } | |
528debdf | 407 | |
781751d8 | 408 | if (!end->is_infinite && end->ns_from_origin == INT64_MIN) { |
b70dca78 | 409 | BT_COMP_LOGE("Invalid trimming time range's end time: " |
781751d8 PP |
410 | "ns-from-origin=%" PRId64, |
411 | end->ns_from_origin); | |
412 | ret = -1; | |
413 | goto end; | |
414 | } | |
528debdf | 415 | |
781751d8 PP |
416 | end: |
417 | return ret; | |
528debdf MD |
418 | } |
419 | ||
420 | static | |
781751d8 PP |
421 | int init_trimmer_comp_from_params(struct trimmer_comp *trimmer_comp, |
422 | const bt_value *params) | |
44d3cbf0 | 423 | { |
781751d8 PP |
424 | const bt_value *value; |
425 | int ret = 0; | |
44d3cbf0 | 426 | |
8b45963b | 427 | BT_ASSERT(params); |
781751d8 | 428 | value = bt_value_map_borrow_entry_value_const(params, "gmt"); |
528debdf | 429 | if (value) { |
781751d8 | 430 | trimmer_comp->is_gmt = (bool) bt_value_bool_get(value); |
528debdf MD |
431 | } |
432 | ||
781751d8 | 433 | value = bt_value_map_borrow_entry_value_const(params, "begin"); |
528debdf | 434 | if (value) { |
19f15b11 | 435 | if (set_bound_from_param(trimmer_comp, "begin", value, |
781751d8 PP |
436 | &trimmer_comp->begin, trimmer_comp->is_gmt)) { |
437 | /* set_bound_from_param() logs errors */ | |
fb25b9e3 | 438 | ret = -1; |
922fc2dd | 439 | goto end; |
44d3cbf0 | 440 | } |
781751d8 PP |
441 | } else { |
442 | trimmer_comp->begin.is_infinite = true; | |
443 | trimmer_comp->begin.is_set = true; | |
44d3cbf0 | 444 | } |
528debdf | 445 | |
781751d8 | 446 | value = bt_value_map_borrow_entry_value_const(params, "end"); |
528debdf | 447 | if (value) { |
19f15b11 | 448 | if (set_bound_from_param(trimmer_comp, "end", value, |
781751d8 PP |
449 | &trimmer_comp->end, trimmer_comp->is_gmt)) { |
450 | /* set_bound_from_param() logs errors */ | |
fb25b9e3 | 451 | ret = -1; |
922fc2dd | 452 | goto end; |
528debdf | 453 | } |
781751d8 PP |
454 | } else { |
455 | trimmer_comp->end.is_infinite = true; | |
456 | trimmer_comp->end.is_set = true; | |
528debdf | 457 | } |
922fc2dd | 458 | |
528debdf | 459 | end: |
781751d8 PP |
460 | if (trimmer_comp->begin.is_set && trimmer_comp->end.is_set) { |
461 | /* validate_trimmer_bounds() logs errors */ | |
19f15b11 PP |
462 | ret = validate_trimmer_bounds(trimmer_comp, |
463 | &trimmer_comp->begin, &trimmer_comp->end); | |
55595636 | 464 | } |
781751d8 | 465 | |
528debdf | 466 | return ret; |
44d3cbf0 JG |
467 | } |
468 | ||
fb25b9e3 PP |
469 | bt_component_class_init_method_status trimmer_init( |
470 | bt_self_component_filter *self_comp_flt, | |
781751d8 | 471 | const bt_value *params, void *init_data) |
cab3f160 | 472 | { |
781751d8 | 473 | int ret; |
fb25b9e3 PP |
474 | bt_component_class_init_method_status status = |
475 | BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK; | |
476 | bt_self_component_add_port_status add_port_status; | |
781751d8 | 477 | struct trimmer_comp *trimmer_comp = create_trimmer_comp(); |
b70dca78 PP |
478 | bt_self_component *self_comp = |
479 | bt_self_component_filter_as_self_component(self_comp_flt); | |
781751d8 | 480 | if (!trimmer_comp) { |
fb25b9e3 | 481 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 | 482 | goto error; |
cab3f160 JG |
483 | } |
484 | ||
19f15b11 | 485 | trimmer_comp->log_level = bt_component_get_logging_level( |
b70dca78 PP |
486 | bt_self_component_as_component(self_comp)); |
487 | trimmer_comp->self_comp = self_comp; | |
fb25b9e3 | 488 | add_port_status = bt_self_component_filter_add_input_port( |
b70dca78 | 489 | self_comp_flt, in_port_name, NULL, NULL); |
fb25b9e3 PP |
490 | switch (add_port_status) { |
491 | case BT_SELF_COMPONENT_ADD_PORT_STATUS_ERROR: | |
492 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; | |
b9d103be | 493 | goto error; |
fb25b9e3 PP |
494 | case BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR: |
495 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_MEMORY_ERROR; | |
496 | goto error; | |
497 | default: | |
498 | break; | |
b9d103be PP |
499 | } |
500 | ||
fb25b9e3 | 501 | add_port_status = bt_self_component_filter_add_output_port( |
b70dca78 | 502 | self_comp_flt, "out", NULL, NULL); |
fb25b9e3 PP |
503 | switch (add_port_status) { |
504 | case BT_SELF_COMPONENT_ADD_PORT_STATUS_ERROR: | |
505 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; | |
b9d103be | 506 | goto error; |
fb25b9e3 PP |
507 | case BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR: |
508 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_MEMORY_ERROR; | |
509 | goto error; | |
510 | default: | |
511 | break; | |
b9d103be PP |
512 | } |
513 | ||
781751d8 PP |
514 | ret = init_trimmer_comp_from_params(trimmer_comp, params); |
515 | if (ret) { | |
fb25b9e3 | 516 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; |
cab3f160 JG |
517 | goto error; |
518 | } | |
519 | ||
b70dca78 | 520 | bt_self_component_set_data(self_comp, trimmer_comp); |
781751d8 PP |
521 | goto end; |
522 | ||
523 | error: | |
fb25b9e3 PP |
524 | if (status == BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK) { |
525 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; | |
781751d8 PP |
526 | } |
527 | ||
528 | if (trimmer_comp) { | |
529 | destroy_trimmer_comp(trimmer_comp); | |
530 | } | |
531 | ||
cab3f160 | 532 | end: |
64e6ceea | 533 | return status; |
781751d8 PP |
534 | } |
535 | ||
536 | static | |
537 | void destroy_trimmer_iterator(struct trimmer_iterator *trimmer_it) | |
538 | { | |
539 | BT_ASSERT(trimmer_it); | |
540 | bt_self_component_port_input_message_iterator_put_ref( | |
541 | trimmer_it->upstream_iter); | |
542 | ||
543 | if (trimmer_it->output_messages) { | |
544 | g_queue_free(trimmer_it->output_messages); | |
545 | } | |
546 | ||
547 | if (trimmer_it->stream_states) { | |
548 | g_hash_table_destroy(trimmer_it->stream_states); | |
549 | } | |
550 | ||
551 | g_free(trimmer_it); | |
552 | } | |
553 | ||
554 | static | |
555 | void destroy_trimmer_iterator_stream_state( | |
556 | struct trimmer_iterator_stream_state *sstate) | |
557 | { | |
558 | BT_ASSERT(sstate); | |
559 | BT_PACKET_PUT_REF_AND_RESET(sstate->cur_packet); | |
781751d8 PP |
560 | g_free(sstate); |
561 | } | |
562 | ||
563 | BT_HIDDEN | |
fb25b9e3 | 564 | bt_component_class_message_iterator_init_method_status trimmer_msg_iter_init( |
781751d8 PP |
565 | bt_self_message_iterator *self_msg_iter, |
566 | bt_self_component_filter *self_comp, | |
567 | bt_self_component_port_output *port) | |
568 | { | |
fb25b9e3 PP |
569 | bt_component_class_message_iterator_init_method_status status = |
570 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK; | |
781751d8 PP |
571 | struct trimmer_iterator *trimmer_it; |
572 | ||
573 | trimmer_it = g_new0(struct trimmer_iterator, 1); | |
574 | if (!trimmer_it) { | |
fb25b9e3 | 575 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
576 | goto end; |
577 | } | |
578 | ||
579 | trimmer_it->trimmer_comp = bt_self_component_get_data( | |
580 | bt_self_component_filter_as_self_component(self_comp)); | |
581 | BT_ASSERT(trimmer_it->trimmer_comp); | |
582 | ||
583 | if (trimmer_it->trimmer_comp->begin.is_set && | |
584 | trimmer_it->trimmer_comp->end.is_set) { | |
585 | /* | |
586 | * Both trimming time range's bounds are set, so skip | |
587 | * the | |
588 | * `TRIMMER_ITERATOR_STATE_SET_BOUNDS_NS_FROM_ORIGIN` | |
589 | * phase. | |
590 | */ | |
591 | trimmer_it->state = TRIMMER_ITERATOR_STATE_SEEK_INITIALLY; | |
592 | } | |
593 | ||
594 | trimmer_it->begin = trimmer_it->trimmer_comp->begin; | |
595 | trimmer_it->end = trimmer_it->trimmer_comp->end; | |
596 | trimmer_it->upstream_iter = | |
597 | bt_self_component_port_input_message_iterator_create( | |
598 | bt_self_component_filter_borrow_input_port_by_name( | |
599 | self_comp, in_port_name)); | |
600 | if (!trimmer_it->upstream_iter) { | |
fb25b9e3 | 601 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_ERROR; |
781751d8 PP |
602 | goto end; |
603 | } | |
604 | ||
605 | trimmer_it->output_messages = g_queue_new(); | |
606 | if (!trimmer_it->output_messages) { | |
fb25b9e3 | 607 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
608 | goto end; |
609 | } | |
610 | ||
611 | trimmer_it->stream_states = g_hash_table_new_full(g_direct_hash, | |
612 | g_direct_equal, NULL, | |
613 | (GDestroyNotify) destroy_trimmer_iterator_stream_state); | |
614 | if (!trimmer_it->stream_states) { | |
fb25b9e3 | 615 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
616 | goto end; |
617 | } | |
618 | ||
619 | trimmer_it->self_msg_iter = self_msg_iter; | |
620 | bt_self_message_iterator_set_data(self_msg_iter, trimmer_it); | |
621 | ||
622 | end: | |
fb25b9e3 | 623 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK && trimmer_it) { |
781751d8 PP |
624 | destroy_trimmer_iterator(trimmer_it); |
625 | } | |
626 | ||
627 | return status; | |
628 | } | |
629 | ||
630 | static inline | |
631 | int get_msg_ns_from_origin(const bt_message *msg, int64_t *ns_from_origin, | |
632 | bool *skip) | |
633 | { | |
634 | const bt_clock_class *clock_class = NULL; | |
635 | const bt_clock_snapshot *clock_snapshot = NULL; | |
781751d8 PP |
636 | bt_message_stream_activity_clock_snapshot_state sa_cs_state; |
637 | int ret = 0; | |
638 | ||
639 | BT_ASSERT(msg); | |
640 | BT_ASSERT(ns_from_origin); | |
641 | BT_ASSERT(skip); | |
642 | ||
643 | switch (bt_message_get_type(msg)) { | |
644 | case BT_MESSAGE_TYPE_EVENT: | |
645 | clock_class = | |
646 | bt_message_event_borrow_stream_class_default_clock_class_const( | |
647 | msg); | |
85e7137b | 648 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
649 | goto error; |
650 | } | |
651 | ||
11ddb3ef PP |
652 | clock_snapshot = bt_message_event_borrow_default_clock_snapshot_const( |
653 | msg); | |
781751d8 PP |
654 | break; |
655 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: | |
656 | clock_class = | |
657 | bt_message_packet_beginning_borrow_stream_class_default_clock_class_const( | |
658 | msg); | |
85e7137b | 659 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
660 | goto error; |
661 | } | |
662 | ||
11ddb3ef PP |
663 | clock_snapshot = bt_message_packet_beginning_borrow_default_clock_snapshot_const( |
664 | msg); | |
781751d8 PP |
665 | break; |
666 | case BT_MESSAGE_TYPE_PACKET_END: | |
667 | clock_class = | |
668 | bt_message_packet_end_borrow_stream_class_default_clock_class_const( | |
669 | msg); | |
85e7137b | 670 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
671 | goto error; |
672 | } | |
673 | ||
11ddb3ef PP |
674 | clock_snapshot = bt_message_packet_end_borrow_default_clock_snapshot_const( |
675 | msg); | |
781751d8 PP |
676 | break; |
677 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: | |
678 | clock_class = | |
679 | bt_message_discarded_events_borrow_stream_class_default_clock_class_const( | |
680 | msg); | |
85e7137b | 681 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
682 | goto error; |
683 | } | |
684 | ||
5ef34326 | 685 | clock_snapshot = bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const( |
11ddb3ef | 686 | msg); |
781751d8 PP |
687 | break; |
688 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
689 | clock_class = | |
690 | bt_message_discarded_packets_borrow_stream_class_default_clock_class_const( | |
691 | msg); | |
85e7137b | 692 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
693 | goto error; |
694 | } | |
695 | ||
5ef34326 | 696 | clock_snapshot = bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const( |
11ddb3ef | 697 | msg); |
781751d8 PP |
698 | break; |
699 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING: | |
700 | clock_class = | |
701 | bt_message_stream_activity_beginning_borrow_stream_class_default_clock_class_const( | |
702 | msg); | |
85e7137b | 703 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
704 | goto error; |
705 | } | |
706 | ||
707 | sa_cs_state = bt_message_stream_activity_beginning_borrow_default_clock_snapshot_const( | |
708 | msg, &clock_snapshot); | |
709 | if (sa_cs_state == BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_UNKNOWN || | |
710 | sa_cs_state == BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_INFINITE) { | |
711 | /* Lowest possible time to always include them */ | |
712 | *ns_from_origin = INT64_MIN; | |
713 | goto no_clock_snapshot; | |
714 | } | |
715 | ||
716 | break; | |
717 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END: | |
718 | clock_class = | |
719 | bt_message_stream_activity_end_borrow_stream_class_default_clock_class_const( | |
720 | msg); | |
85e7137b | 721 | if (G_UNLIKELY(!clock_class)) { |
781751d8 PP |
722 | goto error; |
723 | } | |
724 | ||
725 | sa_cs_state = bt_message_stream_activity_end_borrow_default_clock_snapshot_const( | |
726 | msg, &clock_snapshot); | |
727 | if (sa_cs_state == BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_UNKNOWN) { | |
728 | /* Lowest time to always include it */ | |
729 | *ns_from_origin = INT64_MIN; | |
730 | goto no_clock_snapshot; | |
731 | } else if (sa_cs_state == BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_INFINITE) { | |
732 | /* Greatest time to always exclude it */ | |
733 | *ns_from_origin = INT64_MAX; | |
734 | goto no_clock_snapshot; | |
735 | } | |
736 | ||
737 | break; | |
738 | case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY: | |
11ddb3ef | 739 | clock_snapshot = |
781751d8 | 740 | bt_message_message_iterator_inactivity_borrow_default_clock_snapshot_const( |
11ddb3ef | 741 | msg); |
781751d8 PP |
742 | break; |
743 | default: | |
744 | goto no_clock_snapshot; | |
745 | } | |
746 | ||
781751d8 PP |
747 | ret = bt_clock_snapshot_get_ns_from_origin(clock_snapshot, |
748 | ns_from_origin); | |
85e7137b | 749 | if (G_UNLIKELY(ret)) { |
781751d8 PP |
750 | goto error; |
751 | } | |
752 | ||
753 | goto end; | |
754 | ||
755 | no_clock_snapshot: | |
756 | *skip = true; | |
757 | goto end; | |
758 | ||
cab3f160 | 759 | error: |
781751d8 PP |
760 | ret = -1; |
761 | ||
762 | end: | |
763 | return ret; | |
764 | } | |
765 | ||
766 | static inline | |
767 | void put_messages(bt_message_array_const msgs, uint64_t count) | |
768 | { | |
769 | uint64_t i; | |
770 | ||
771 | for (i = 0; i < count; i++) { | |
772 | BT_MESSAGE_PUT_REF_AND_RESET(msgs[i]); | |
773 | } | |
774 | } | |
775 | ||
776 | static inline | |
19f15b11 PP |
777 | int set_trimmer_iterator_bound(struct trimmer_iterator *trimmer_it, |
778 | struct trimmer_bound *bound, int64_t ns_from_origin, | |
779 | bool is_gmt) | |
781751d8 | 780 | { |
19f15b11 | 781 | struct trimmer_comp *trimmer_comp = trimmer_it->trimmer_comp; |
781751d8 PP |
782 | struct tm tm; |
783 | time_t time_seconds = (time_t) (ns_from_origin / NS_PER_S); | |
784 | int ret = 0; | |
785 | ||
786 | BT_ASSERT(!bound->is_set); | |
787 | errno = 0; | |
788 | ||
789 | /* We only need to extract the date from this time */ | |
790 | if (is_gmt) { | |
791 | bt_gmtime_r(&time_seconds, &tm); | |
792 | } else { | |
793 | bt_localtime_r(&time_seconds, &tm); | |
794 | } | |
795 | ||
796 | if (errno) { | |
b70dca78 | 797 | BT_COMP_LOGE_ERRNO("Cannot convert timestamp to date and time", |
781751d8 PP |
798 | "ts=%" PRId64, (int64_t) time_seconds); |
799 | ret = -1; | |
800 | goto end; | |
801 | } | |
802 | ||
803 | ret = set_bound_ns_from_origin(bound, tm.tm_year + 1900, tm.tm_mon + 1, | |
804 | tm.tm_mday, bound->time.hour, bound->time.minute, | |
805 | bound->time.second, bound->time.ns, is_gmt); | |
806 | ||
807 | end: | |
cab3f160 JG |
808 | return ret; |
809 | } | |
781751d8 PP |
810 | |
811 | static | |
fb25b9e3 PP |
812 | bt_component_class_message_iterator_next_method_status |
813 | state_set_trimmer_iterator_bounds( | |
781751d8 PP |
814 | struct trimmer_iterator *trimmer_it) |
815 | { | |
fb25b9e3 PP |
816 | bt_message_iterator_next_status upstream_iter_status = |
817 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
818 | struct trimmer_comp *trimmer_comp = trimmer_it->trimmer_comp; |
819 | bt_message_array_const msgs; | |
820 | uint64_t count = 0; | |
821 | int64_t ns_from_origin = INT64_MIN; | |
822 | uint64_t i; | |
823 | int ret; | |
824 | ||
825 | BT_ASSERT(!trimmer_it->begin.is_set || | |
826 | !trimmer_it->end.is_set); | |
827 | ||
828 | while (true) { | |
829 | upstream_iter_status = | |
830 | bt_self_component_port_input_message_iterator_next( | |
831 | trimmer_it->upstream_iter, &msgs, &count); | |
fb25b9e3 | 832 | if (upstream_iter_status != BT_MESSAGE_ITERATOR_NEXT_STATUS_OK) { |
781751d8 PP |
833 | goto end; |
834 | } | |
835 | ||
836 | for (i = 0; i < count; i++) { | |
837 | const bt_message *msg = msgs[i]; | |
838 | bool skip = false; | |
839 | int ret; | |
840 | ||
841 | ret = get_msg_ns_from_origin(msg, &ns_from_origin, | |
842 | &skip); | |
843 | if (ret) { | |
844 | goto error; | |
845 | } | |
846 | ||
847 | if (skip) { | |
848 | continue; | |
849 | } | |
850 | ||
851 | BT_ASSERT(ns_from_origin != INT64_MIN && | |
852 | ns_from_origin != INT64_MAX); | |
853 | put_messages(msgs, count); | |
854 | goto found; | |
855 | } | |
856 | ||
857 | put_messages(msgs, count); | |
858 | } | |
859 | ||
860 | found: | |
861 | if (!trimmer_it->begin.is_set) { | |
862 | BT_ASSERT(!trimmer_it->begin.is_infinite); | |
19f15b11 | 863 | ret = set_trimmer_iterator_bound(trimmer_it, &trimmer_it->begin, |
781751d8 PP |
864 | ns_from_origin, trimmer_comp->is_gmt); |
865 | if (ret) { | |
866 | goto error; | |
867 | } | |
868 | } | |
869 | ||
870 | if (!trimmer_it->end.is_set) { | |
871 | BT_ASSERT(!trimmer_it->end.is_infinite); | |
19f15b11 | 872 | ret = set_trimmer_iterator_bound(trimmer_it, &trimmer_it->end, |
781751d8 PP |
873 | ns_from_origin, trimmer_comp->is_gmt); |
874 | if (ret) { | |
875 | goto error; | |
876 | } | |
877 | } | |
878 | ||
19f15b11 PP |
879 | ret = validate_trimmer_bounds(trimmer_it->trimmer_comp, |
880 | &trimmer_it->begin, &trimmer_it->end); | |
781751d8 PP |
881 | if (ret) { |
882 | goto error; | |
883 | } | |
884 | ||
885 | goto end; | |
886 | ||
887 | error: | |
888 | put_messages(msgs, count); | |
fb25b9e3 PP |
889 | upstream_iter_status = |
890 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; | |
781751d8 PP |
891 | |
892 | end: | |
893 | return (int) upstream_iter_status; | |
894 | } | |
895 | ||
896 | static | |
fb25b9e3 | 897 | bt_component_class_message_iterator_next_method_status state_seek_initially( |
781751d8 PP |
898 | struct trimmer_iterator *trimmer_it) |
899 | { | |
19f15b11 | 900 | struct trimmer_comp *trimmer_comp = trimmer_it->trimmer_comp; |
fb25b9e3 PP |
901 | bt_component_class_message_iterator_next_method_status status = |
902 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
903 | |
904 | BT_ASSERT(trimmer_it->begin.is_set); | |
905 | ||
906 | if (trimmer_it->begin.is_infinite) { | |
907 | if (!bt_self_component_port_input_message_iterator_can_seek_beginning( | |
908 | trimmer_it->upstream_iter)) { | |
b70dca78 | 909 | BT_COMP_LOGE_STR("Cannot make upstream message iterator initially seek its beginning."); |
fb25b9e3 | 910 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
911 | goto end; |
912 | } | |
913 | ||
914 | status = (int) bt_self_component_port_input_message_iterator_seek_beginning( | |
915 | trimmer_it->upstream_iter); | |
916 | } else { | |
917 | if (!bt_self_component_port_input_message_iterator_can_seek_ns_from_origin( | |
918 | trimmer_it->upstream_iter, | |
919 | trimmer_it->begin.ns_from_origin)) { | |
b70dca78 | 920 | BT_COMP_LOGE("Cannot make upstream message iterator initially seek: " |
781751d8 PP |
921 | "seek-ns-from-origin=%" PRId64, |
922 | trimmer_it->begin.ns_from_origin); | |
fb25b9e3 | 923 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
924 | goto end; |
925 | } | |
926 | ||
927 | status = (int) bt_self_component_port_input_message_iterator_seek_ns_from_origin( | |
928 | trimmer_it->upstream_iter, trimmer_it->begin.ns_from_origin); | |
929 | } | |
930 | ||
fb25b9e3 | 931 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
932 | trimmer_it->state = TRIMMER_ITERATOR_STATE_TRIM; |
933 | } | |
934 | ||
935 | end: | |
936 | return status; | |
937 | } | |
938 | ||
939 | static inline | |
940 | void push_message(struct trimmer_iterator *trimmer_it, const bt_message *msg) | |
941 | { | |
942 | g_queue_push_head(trimmer_it->output_messages, (void *) msg); | |
943 | } | |
944 | ||
945 | static inline | |
946 | const bt_message *pop_message(struct trimmer_iterator *trimmer_it) | |
947 | { | |
948 | return g_queue_pop_tail(trimmer_it->output_messages); | |
949 | } | |
950 | ||
951 | static inline | |
952 | int clock_raw_value_from_ns_from_origin(const bt_clock_class *clock_class, | |
953 | int64_t ns_from_origin, uint64_t *raw_value) | |
954 | { | |
955 | ||
956 | int64_t cc_offset_s; | |
957 | uint64_t cc_offset_cycles; | |
958 | uint64_t cc_freq; | |
959 | ||
960 | bt_clock_class_get_offset(clock_class, &cc_offset_s, &cc_offset_cycles); | |
961 | cc_freq = bt_clock_class_get_frequency(clock_class); | |
962 | return bt_common_clock_value_from_ns_from_origin(cc_offset_s, | |
963 | cc_offset_cycles, cc_freq, ns_from_origin, raw_value); | |
964 | } | |
965 | ||
966 | static inline | |
fb25b9e3 PP |
967 | bt_component_class_message_iterator_next_method_status |
968 | end_stream(struct trimmer_iterator *trimmer_it, | |
781751d8 PP |
969 | struct trimmer_iterator_stream_state *sstate) |
970 | { | |
fb25b9e3 PP |
971 | bt_component_class_message_iterator_next_method_status status = |
972 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
973 | uint64_t raw_value; |
974 | const bt_clock_class *clock_class; | |
975 | int ret; | |
976 | bt_message *msg = NULL; | |
977 | ||
978 | BT_ASSERT(!trimmer_it->end.is_infinite); | |
979 | ||
980 | if (!sstate->stream) { | |
981 | goto end; | |
982 | } | |
983 | ||
984 | if (sstate->cur_packet) { | |
985 | /* | |
986 | * The last message could not have been a stream | |
987 | * activity end message if we have a current packet. | |
988 | */ | |
989 | BT_ASSERT(!sstate->last_msg_is_stream_activity_end); | |
990 | ||
991 | /* | |
992 | * Create and push a packet end message, making its time | |
993 | * the trimming range's end time. | |
994 | */ | |
995 | clock_class = bt_stream_class_borrow_default_clock_class_const( | |
996 | bt_stream_borrow_class_const(sstate->stream)); | |
997 | BT_ASSERT(clock_class); | |
998 | ret = clock_raw_value_from_ns_from_origin(clock_class, | |
999 | trimmer_it->end.ns_from_origin, &raw_value); | |
1000 | if (ret) { | |
fb25b9e3 | 1001 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
1002 | goto end; |
1003 | } | |
1004 | ||
1005 | msg = bt_message_packet_end_create_with_default_clock_snapshot( | |
1006 | trimmer_it->self_msg_iter, sstate->cur_packet, | |
1007 | raw_value); | |
1008 | if (!msg) { | |
fb25b9e3 | 1009 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
1010 | goto end; |
1011 | } | |
1012 | ||
1013 | push_message(trimmer_it, msg); | |
1014 | msg = NULL; | |
1015 | BT_PACKET_PUT_REF_AND_RESET(sstate->cur_packet); | |
1016 | ||
1017 | /* | |
1018 | * Because we generated a packet end message, set the | |
1019 | * stream activity end message's time to use to the | |
1020 | * trimming range's end time (this packet end message's | |
1021 | * time). | |
1022 | */ | |
1023 | sstate->stream_act_end_ns_from_origin = | |
1024 | trimmer_it->end.ns_from_origin; | |
1025 | } | |
1026 | ||
1027 | if (!sstate->last_msg_is_stream_activity_end) { | |
1028 | /* Create and push a stream activity end message */ | |
1029 | msg = bt_message_stream_activity_end_create( | |
1030 | trimmer_it->self_msg_iter, sstate->stream); | |
1031 | if (!msg) { | |
fb25b9e3 | 1032 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
1033 | goto end; |
1034 | } | |
1035 | ||
1036 | clock_class = bt_stream_class_borrow_default_clock_class_const( | |
1037 | bt_stream_borrow_class_const(sstate->stream)); | |
1038 | BT_ASSERT(clock_class); | |
c24092f2 PP |
1039 | |
1040 | if (sstate->stream_act_end_ns_from_origin == INT64_MIN) { | |
1041 | /* | |
1042 | * We received at least what is necessary to | |
1043 | * have a stream state (stream beginning and | |
1044 | * stream activity beginning messages), but | |
1045 | * nothing else: use the trimmer range's end | |
1046 | * time. | |
1047 | */ | |
1048 | sstate->stream_act_end_ns_from_origin = | |
1049 | trimmer_it->end.ns_from_origin; | |
1050 | } | |
1051 | ||
781751d8 PP |
1052 | ret = clock_raw_value_from_ns_from_origin(clock_class, |
1053 | sstate->stream_act_end_ns_from_origin, &raw_value); | |
1054 | if (ret) { | |
fb25b9e3 | 1055 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
1056 | goto end; |
1057 | } | |
1058 | ||
1059 | bt_message_stream_activity_end_set_default_clock_snapshot( | |
1060 | msg, raw_value); | |
1061 | push_message(trimmer_it, msg); | |
1062 | msg = NULL; | |
1063 | } | |
1064 | ||
1065 | /* Create and push a stream end message */ | |
1066 | msg = bt_message_stream_end_create(trimmer_it->self_msg_iter, | |
1067 | sstate->stream); | |
1068 | if (!msg) { | |
fb25b9e3 | 1069 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
1070 | goto end; |
1071 | } | |
1072 | ||
1073 | push_message(trimmer_it, msg); | |
1074 | msg = NULL; | |
1075 | ||
1076 | /* | |
1077 | * Just to make sure that we don't use this stream state again | |
1078 | * in the future without an obvious error. | |
1079 | */ | |
1080 | sstate->stream = NULL; | |
1081 | ||
1082 | end: | |
1083 | bt_message_put_ref(msg); | |
1084 | return status; | |
1085 | } | |
1086 | ||
1087 | static inline | |
fb25b9e3 | 1088 | bt_component_class_message_iterator_next_method_status end_iterator_streams( |
781751d8 PP |
1089 | struct trimmer_iterator *trimmer_it) |
1090 | { | |
fb25b9e3 PP |
1091 | bt_component_class_message_iterator_next_method_status status = |
1092 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
1093 | GHashTableIter iter; |
1094 | gpointer key, sstate; | |
1095 | ||
1096 | if (trimmer_it->end.is_infinite) { | |
1097 | /* | |
1098 | * An infinite trimming range's end time guarantees that | |
1099 | * we received (and pushed) all the appropriate end | |
1100 | * messages. | |
1101 | */ | |
1102 | goto remove_all; | |
1103 | } | |
1104 | ||
1105 | /* | |
1106 | * End each stream and then remove them from the hash table of | |
1107 | * stream states to release unneeded references. | |
1108 | */ | |
1109 | g_hash_table_iter_init(&iter, trimmer_it->stream_states); | |
1110 | ||
1111 | while (g_hash_table_iter_next(&iter, &key, &sstate)) { | |
1112 | status = end_stream(trimmer_it, sstate); | |
1113 | if (status) { | |
1114 | goto end; | |
1115 | } | |
1116 | } | |
1117 | ||
1118 | remove_all: | |
1119 | g_hash_table_remove_all(trimmer_it->stream_states); | |
1120 | ||
1121 | end: | |
1122 | return status; | |
1123 | } | |
1124 | ||
781751d8 PP |
1125 | /* |
1126 | * Handles a message which is associated to a given stream state. This | |
1127 | * _could_ make the iterator's output message queue grow; this could | |
1128 | * also consume the message without pushing anything to this queue, only | |
1129 | * modifying the stream state. | |
1130 | * | |
1131 | * This function consumes the `msg` reference, _whatever the outcome_. | |
1132 | * | |
1133 | * `ns_from_origin` is the message's time, as given by | |
1134 | * get_msg_ns_from_origin(). | |
1135 | * | |
1136 | * This function sets `reached_end` if handling this message made the | |
1137 | * iterator reach the end of the trimming range. Note that the output | |
1138 | * message queue could contain messages even if this function sets | |
1139 | * `reached_end`. | |
1140 | */ | |
1141 | static inline | |
fb25b9e3 PP |
1142 | bt_component_class_message_iterator_next_method_status |
1143 | handle_message_with_stream_state( | |
781751d8 PP |
1144 | struct trimmer_iterator *trimmer_it, const bt_message *msg, |
1145 | struct trimmer_iterator_stream_state *sstate, | |
1146 | int64_t ns_from_origin, bool *reached_end) | |
1147 | { | |
fb25b9e3 PP |
1148 | bt_component_class_message_iterator_next_method_status status = |
1149 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
1150 | bt_message_type msg_type = bt_message_get_type(msg); |
1151 | int ret; | |
1152 | ||
1153 | switch (msg_type) { | |
1154 | case BT_MESSAGE_TYPE_EVENT: | |
85e7137b | 1155 | if (G_UNLIKELY(!trimmer_it->end.is_infinite && |
781751d8 PP |
1156 | ns_from_origin > trimmer_it->end.ns_from_origin)) { |
1157 | status = end_iterator_streams(trimmer_it); | |
1158 | *reached_end = true; | |
1159 | break; | |
1160 | } | |
1161 | ||
781751d8 PP |
1162 | BT_ASSERT(sstate->cur_packet); |
1163 | push_message(trimmer_it, msg); | |
1164 | msg = NULL; | |
1165 | break; | |
1166 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: | |
85e7137b | 1167 | if (G_UNLIKELY(!trimmer_it->end.is_infinite && |
781751d8 PP |
1168 | ns_from_origin > trimmer_it->end.ns_from_origin)) { |
1169 | status = end_iterator_streams(trimmer_it); | |
1170 | *reached_end = true; | |
1171 | break; | |
1172 | } | |
1173 | ||
781751d8 PP |
1174 | BT_ASSERT(!sstate->cur_packet); |
1175 | sstate->cur_packet = | |
1176 | bt_message_packet_beginning_borrow_packet_const(msg); | |
1177 | bt_packet_get_ref(sstate->cur_packet); | |
1178 | push_message(trimmer_it, msg); | |
1179 | msg = NULL; | |
1180 | break; | |
1181 | case BT_MESSAGE_TYPE_PACKET_END: | |
1182 | sstate->stream_act_end_ns_from_origin = ns_from_origin; | |
1183 | ||
85e7137b | 1184 | if (G_UNLIKELY(!trimmer_it->end.is_infinite && |
781751d8 PP |
1185 | ns_from_origin > trimmer_it->end.ns_from_origin)) { |
1186 | status = end_iterator_streams(trimmer_it); | |
1187 | *reached_end = true; | |
1188 | break; | |
1189 | } | |
1190 | ||
781751d8 PP |
1191 | BT_ASSERT(sstate->cur_packet); |
1192 | BT_PACKET_PUT_REF_AND_RESET(sstate->cur_packet); | |
1193 | push_message(trimmer_it, msg); | |
1194 | msg = NULL; | |
1195 | break; | |
1196 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: | |
1197 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
1198 | { | |
1199 | /* | |
1200 | * `ns_from_origin` is the message's time range's | |
1201 | * beginning time here. | |
1202 | */ | |
1203 | int64_t end_ns_from_origin; | |
1204 | const bt_clock_snapshot *end_cs; | |
1205 | ||
1206 | if (bt_message_get_type(msg) == | |
1207 | BT_MESSAGE_TYPE_DISCARDED_EVENTS) { | |
1208 | /* | |
1209 | * Safe to ignore the return value because we | |
1210 | * know there's a default clock and it's always | |
1211 | * known. | |
1212 | */ | |
5ef34326 | 1213 | end_cs = bt_message_discarded_events_borrow_end_default_clock_snapshot_const( |
11ddb3ef | 1214 | msg); |
781751d8 PP |
1215 | } else { |
1216 | /* | |
1217 | * Safe to ignore the return value because we | |
1218 | * know there's a default clock and it's always | |
1219 | * known. | |
1220 | */ | |
5ef34326 | 1221 | end_cs = bt_message_discarded_packets_borrow_end_default_clock_snapshot_const( |
11ddb3ef | 1222 | msg); |
781751d8 PP |
1223 | } |
1224 | ||
1225 | if (bt_clock_snapshot_get_ns_from_origin(end_cs, | |
1226 | &end_ns_from_origin)) { | |
fb25b9e3 | 1227 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
1228 | goto end; |
1229 | } | |
1230 | ||
1231 | sstate->stream_act_end_ns_from_origin = end_ns_from_origin; | |
1232 | ||
1233 | if (!trimmer_it->end.is_infinite && | |
1234 | ns_from_origin > trimmer_it->end.ns_from_origin) { | |
1235 | status = end_iterator_streams(trimmer_it); | |
1236 | *reached_end = true; | |
1237 | break; | |
1238 | } | |
1239 | ||
1240 | if (!trimmer_it->end.is_infinite && | |
1241 | end_ns_from_origin > trimmer_it->end.ns_from_origin) { | |
1242 | /* | |
1243 | * This message's end time is outside the | |
1244 | * trimming time range: replace it with a new | |
1245 | * message having an end time equal to the | |
1246 | * trimming time range's end and without a | |
1247 | * count. | |
1248 | */ | |
1249 | const bt_clock_class *clock_class = | |
1250 | bt_clock_snapshot_borrow_clock_class_const( | |
1251 | end_cs); | |
1252 | const bt_clock_snapshot *begin_cs; | |
1253 | bt_message *new_msg; | |
1254 | uint64_t end_raw_value; | |
1255 | ||
1256 | ret = clock_raw_value_from_ns_from_origin(clock_class, | |
1257 | trimmer_it->end.ns_from_origin, &end_raw_value); | |
1258 | if (ret) { | |
fb25b9e3 | 1259 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
1260 | goto end; |
1261 | } | |
1262 | ||
1263 | if (msg_type == BT_MESSAGE_TYPE_DISCARDED_EVENTS) { | |
5ef34326 | 1264 | begin_cs = bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const( |
11ddb3ef | 1265 | msg); |
781751d8 PP |
1266 | new_msg = bt_message_discarded_events_create_with_default_clock_snapshots( |
1267 | trimmer_it->self_msg_iter, | |
1268 | sstate->stream, | |
1269 | bt_clock_snapshot_get_value(begin_cs), | |
1270 | end_raw_value); | |
1271 | } else { | |
5ef34326 | 1272 | begin_cs = bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const( |
11ddb3ef | 1273 | msg); |
781751d8 PP |
1274 | new_msg = bt_message_discarded_packets_create_with_default_clock_snapshots( |
1275 | trimmer_it->self_msg_iter, | |
1276 | sstate->stream, | |
1277 | bt_clock_snapshot_get_value(begin_cs), | |
1278 | end_raw_value); | |
1279 | } | |
1280 | ||
1281 | if (!new_msg) { | |
fb25b9e3 | 1282 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
1283 | goto end; |
1284 | } | |
1285 | ||
1286 | /* Replace the original message */ | |
1287 | BT_MESSAGE_MOVE_REF(msg, new_msg); | |
1288 | } | |
1289 | ||
781751d8 PP |
1290 | push_message(trimmer_it, msg); |
1291 | msg = NULL; | |
1292 | break; | |
1293 | } | |
1294 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING: | |
1295 | if (!trimmer_it->end.is_infinite && | |
1296 | ns_from_origin > trimmer_it->end.ns_from_origin) { | |
1297 | /* | |
1298 | * This only happens when the message's time is | |
1299 | * known and is greater than the trimming | |
1300 | * range's end time. Unknown and -inf times are | |
1301 | * always less than | |
1302 | * `trimmer_it->end.ns_from_origin`. | |
1303 | */ | |
1304 | status = end_iterator_streams(trimmer_it); | |
1305 | *reached_end = true; | |
1306 | break; | |
1307 | } | |
1308 | ||
143feff5 SM |
1309 | push_message(trimmer_it, msg); |
1310 | msg = NULL; | |
781751d8 PP |
1311 | break; |
1312 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END: | |
1313 | if (trimmer_it->end.is_infinite) { | |
1314 | push_message(trimmer_it, msg); | |
1315 | msg = NULL; | |
1316 | break; | |
1317 | } | |
1318 | ||
1319 | if (ns_from_origin == INT64_MIN) { | |
143feff5 SM |
1320 | /* Unknown: consider it to be in the trimmer window. */ |
1321 | push_message(trimmer_it, msg); | |
1322 | msg = NULL; | |
1323 | sstate->last_msg_is_stream_activity_end = true; | |
781751d8 PP |
1324 | } else if (ns_from_origin == INT64_MAX) { |
1325 | /* Infinite: use trimming range's end time */ | |
1326 | sstate->stream_act_end_ns_from_origin = | |
1327 | trimmer_it->end.ns_from_origin; | |
1328 | } else { | |
1329 | /* Known: check if outside of trimming range */ | |
1330 | if (ns_from_origin > trimmer_it->end.ns_from_origin) { | |
1331 | sstate->stream_act_end_ns_from_origin = | |
1332 | trimmer_it->end.ns_from_origin; | |
1333 | status = end_iterator_streams(trimmer_it); | |
1334 | *reached_end = true; | |
1335 | break; | |
1336 | } | |
1337 | ||
781751d8 PP |
1338 | push_message(trimmer_it, msg); |
1339 | msg = NULL; | |
1340 | sstate->last_msg_is_stream_activity_end = true; | |
1341 | sstate->stream_act_end_ns_from_origin = ns_from_origin; | |
1342 | } | |
1343 | ||
1344 | break; | |
1345 | case BT_MESSAGE_TYPE_STREAM_BEGINNING: | |
143feff5 SM |
1346 | push_message(trimmer_it, msg); |
1347 | msg = NULL; | |
781751d8 PP |
1348 | break; |
1349 | case BT_MESSAGE_TYPE_STREAM_END: | |
143feff5 SM |
1350 | /* |
1351 | * This is the end of a stream: end this | |
1352 | * stream if its stream activity end message | |
1353 | * time is not the trimming range's end time | |
1354 | * (which means the final stream activity end | |
1355 | * message had an infinite time). end_stream() | |
1356 | * will generate its own stream end message. | |
1357 | */ | |
1358 | if (trimmer_it->end.is_infinite) { | |
1359 | push_message(trimmer_it, msg); | |
1360 | msg = NULL; | |
1361 | ||
1362 | /* We won't need this stream state again */ | |
1363 | g_hash_table_remove(trimmer_it->stream_states, sstate->stream); | |
1364 | } else if (sstate->stream_act_end_ns_from_origin < | |
1365 | trimmer_it->end.ns_from_origin) { | |
1366 | status = end_stream(trimmer_it, sstate); | |
fb25b9e3 | 1367 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
143feff5 | 1368 | goto end; |
781751d8 | 1369 | } |
143feff5 SM |
1370 | |
1371 | /* We won't need this stream state again */ | |
781751d8 PP |
1372 | g_hash_table_remove(trimmer_it->stream_states, sstate->stream); |
1373 | } | |
781751d8 PP |
1374 | break; |
1375 | default: | |
1376 | break; | |
1377 | } | |
1378 | ||
1379 | end: | |
1380 | /* We release the message's reference whatever the outcome */ | |
1381 | bt_message_put_ref(msg); | |
fb25b9e3 | 1382 | return BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
781751d8 PP |
1383 | } |
1384 | ||
1385 | /* | |
1386 | * Handles an input message. This _could_ make the iterator's output | |
1387 | * message queue grow; this could also consume the message without | |
1388 | * pushing anything to this queue, only modifying the stream state. | |
1389 | * | |
1390 | * This function consumes the `msg` reference, _whatever the outcome_. | |
1391 | * | |
1392 | * This function sets `reached_end` if handling this message made the | |
1393 | * iterator reach the end of the trimming range. Note that the output | |
1394 | * message queue could contain messages even if this function sets | |
1395 | * `reached_end`. | |
1396 | */ | |
1397 | static inline | |
fb25b9e3 | 1398 | bt_component_class_message_iterator_next_method_status handle_message( |
781751d8 PP |
1399 | struct trimmer_iterator *trimmer_it, const bt_message *msg, |
1400 | bool *reached_end) | |
1401 | { | |
fb25b9e3 | 1402 | bt_component_class_message_iterator_next_method_status status; |
781751d8 PP |
1403 | const bt_stream *stream = NULL; |
1404 | int64_t ns_from_origin = INT64_MIN; | |
1405 | bool skip; | |
1406 | int ret; | |
1407 | struct trimmer_iterator_stream_state *sstate = NULL; | |
19f15b11 | 1408 | struct trimmer_comp *trimmer_comp = trimmer_it->trimmer_comp; |
781751d8 PP |
1409 | |
1410 | /* Find message's associated stream */ | |
1411 | switch (bt_message_get_type(msg)) { | |
1412 | case BT_MESSAGE_TYPE_EVENT: | |
1413 | stream = bt_event_borrow_stream_const( | |
1414 | bt_message_event_borrow_event_const(msg)); | |
1415 | break; | |
1416 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: | |
1417 | stream = bt_packet_borrow_stream_const( | |
1418 | bt_message_packet_beginning_borrow_packet_const(msg)); | |
1419 | break; | |
1420 | case BT_MESSAGE_TYPE_PACKET_END: | |
1421 | stream = bt_packet_borrow_stream_const( | |
1422 | bt_message_packet_end_borrow_packet_const(msg)); | |
1423 | break; | |
1424 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: | |
1425 | stream = bt_message_discarded_events_borrow_stream_const(msg); | |
1426 | break; | |
1427 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
1428 | stream = bt_message_discarded_packets_borrow_stream_const(msg); | |
1429 | break; | |
1430 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING: | |
1431 | stream = bt_message_stream_activity_beginning_borrow_stream_const(msg); | |
1432 | break; | |
1433 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END: | |
1434 | stream = bt_message_stream_activity_end_borrow_stream_const(msg); | |
1435 | break; | |
1436 | case BT_MESSAGE_TYPE_STREAM_BEGINNING: | |
1437 | stream = bt_message_stream_beginning_borrow_stream_const(msg); | |
1438 | break; | |
1439 | case BT_MESSAGE_TYPE_STREAM_END: | |
1440 | stream = bt_message_stream_end_borrow_stream_const(msg); | |
1441 | break; | |
1442 | default: | |
1443 | break; | |
1444 | } | |
1445 | ||
85e7137b | 1446 | if (G_LIKELY(stream)) { |
781751d8 PP |
1447 | /* Find stream state */ |
1448 | sstate = g_hash_table_lookup(trimmer_it->stream_states, | |
1449 | stream); | |
85e7137b | 1450 | if (G_UNLIKELY(!sstate)) { |
781751d8 PP |
1451 | /* No stream state yet: create one now */ |
1452 | const bt_stream_class *sc; | |
1453 | ||
1454 | /* | |
1455 | * Validate right now that the stream's class | |
1456 | * has a registered default clock class so that | |
1457 | * an existing stream state guarantees existing | |
1458 | * default clock snapshots for its associated | |
1459 | * messages. | |
1460 | * | |
1461 | * Also check that clock snapshots are always | |
1462 | * known. | |
1463 | */ | |
1464 | sc = bt_stream_borrow_class_const(stream); | |
1465 | if (!bt_stream_class_borrow_default_clock_class_const(sc)) { | |
b70dca78 | 1466 | BT_COMP_LOGE("Unsupported stream: stream class does " |
781751d8 PP |
1467 | "not have a default clock class: " |
1468 | "stream-addr=%p, " | |
1469 | "stream-id=%" PRIu64 ", " | |
1470 | "stream-name=\"%s\"", | |
1471 | stream, bt_stream_get_id(stream), | |
1472 | bt_stream_get_name(stream)); | |
fb25b9e3 | 1473 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
1474 | goto end; |
1475 | } | |
1476 | ||
34e13c22 | 1477 | /* |
77037b2b PP |
1478 | * Temporary: make sure packet beginning, packet |
1479 | * end, discarded events, and discarded packets | |
34e13c22 PP |
1480 | * messages have default clock snapshots until |
1481 | * the support for not having them is | |
1482 | * implemented. | |
1483 | */ | |
5ef34326 | 1484 | if (!bt_stream_class_packets_have_beginning_default_clock_snapshot( |
34e13c22 | 1485 | sc)) { |
b70dca78 | 1486 | BT_COMP_LOGE("Unsupported stream: packets have " |
34e13c22 PP |
1487 | "no beginning clock snapshot: " |
1488 | "stream-addr=%p, " | |
1489 | "stream-id=%" PRIu64 ", " | |
1490 | "stream-name=\"%s\"", | |
1491 | stream, bt_stream_get_id(stream), | |
1492 | bt_stream_get_name(stream)); | |
fb25b9e3 | 1493 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
34e13c22 PP |
1494 | goto end; |
1495 | } | |
1496 | ||
5ef34326 | 1497 | if (!bt_stream_class_packets_have_end_default_clock_snapshot( |
34e13c22 | 1498 | sc)) { |
b70dca78 | 1499 | BT_COMP_LOGE("Unsupported stream: packets have " |
34e13c22 PP |
1500 | "no end clock snapshot: " |
1501 | "stream-addr=%p, " | |
1502 | "stream-id=%" PRIu64 ", " | |
1503 | "stream-name=\"%s\"", | |
1504 | stream, bt_stream_get_id(stream), | |
1505 | bt_stream_get_name(stream)); | |
fb25b9e3 | 1506 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
34e13c22 PP |
1507 | goto end; |
1508 | } | |
1509 | ||
77037b2b PP |
1510 | if (bt_stream_class_supports_discarded_events(sc) && |
1511 | !bt_stream_class_discarded_events_have_default_clock_snapshots(sc)) { | |
b70dca78 | 1512 | BT_COMP_LOGE("Unsupported stream: discarded events " |
77037b2b PP |
1513 | "have no clock snapshots: " |
1514 | "stream-addr=%p, " | |
1515 | "stream-id=%" PRIu64 ", " | |
1516 | "stream-name=\"%s\"", | |
1517 | stream, bt_stream_get_id(stream), | |
1518 | bt_stream_get_name(stream)); | |
fb25b9e3 | 1519 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
77037b2b PP |
1520 | goto end; |
1521 | } | |
1522 | ||
1523 | if (bt_stream_class_supports_discarded_packets(sc) && | |
1524 | !bt_stream_class_discarded_packets_have_default_clock_snapshots(sc)) { | |
b70dca78 | 1525 | BT_COMP_LOGE("Unsupported stream: discarded packets " |
77037b2b PP |
1526 | "have no clock snapshots: " |
1527 | "stream-addr=%p, " | |
1528 | "stream-id=%" PRIu64 ", " | |
1529 | "stream-name=\"%s\"", | |
1530 | stream, bt_stream_get_id(stream), | |
1531 | bt_stream_get_name(stream)); | |
fb25b9e3 | 1532 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
77037b2b PP |
1533 | goto end; |
1534 | } | |
1535 | ||
781751d8 PP |
1536 | sstate = g_new0(struct trimmer_iterator_stream_state, |
1537 | 1); | |
1538 | if (!sstate) { | |
fb25b9e3 | 1539 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR; |
781751d8 PP |
1540 | goto end; |
1541 | } | |
1542 | ||
1543 | sstate->stream = stream; | |
1544 | sstate->stream_act_end_ns_from_origin = INT64_MIN; | |
1545 | g_hash_table_insert(trimmer_it->stream_states, | |
1546 | (void *) stream, sstate); | |
1547 | } | |
1548 | } | |
1549 | ||
1550 | /* Retrieve the message's time */ | |
1551 | ret = get_msg_ns_from_origin(msg, &ns_from_origin, &skip); | |
85e7137b | 1552 | if (G_UNLIKELY(ret)) { |
fb25b9e3 | 1553 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
781751d8 PP |
1554 | goto end; |
1555 | } | |
1556 | ||
85e7137b | 1557 | if (G_LIKELY(sstate)) { |
781751d8 PP |
1558 | /* Message associated to a stream */ |
1559 | status = handle_message_with_stream_state(trimmer_it, msg, | |
1560 | sstate, ns_from_origin, reached_end); | |
1561 | ||
1562 | /* | |
1563 | * handle_message_with_stream_state() unconditionally | |
1564 | * consumes `msg`. | |
1565 | */ | |
1566 | msg = NULL; | |
1567 | } else { | |
1568 | /* | |
1569 | * Message not associated to a stream (message iterator | |
1570 | * inactivity). | |
1571 | */ | |
85e7137b | 1572 | if (G_UNLIKELY(ns_from_origin > trimmer_it->end.ns_from_origin)) { |
781751d8 PP |
1573 | BT_MESSAGE_PUT_REF_AND_RESET(msg); |
1574 | status = end_iterator_streams(trimmer_it); | |
1575 | *reached_end = true; | |
1576 | } else { | |
1577 | push_message(trimmer_it, msg); | |
fb25b9e3 | 1578 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
781751d8 PP |
1579 | msg = NULL; |
1580 | } | |
1581 | } | |
1582 | ||
1583 | end: | |
1584 | /* We release the message's reference whatever the outcome */ | |
1585 | bt_message_put_ref(msg); | |
1586 | return status; | |
1587 | } | |
1588 | ||
1589 | static inline | |
1590 | void fill_message_array_from_output_messages( | |
1591 | struct trimmer_iterator *trimmer_it, | |
1592 | bt_message_array_const msgs, uint64_t capacity, uint64_t *count) | |
1593 | { | |
1594 | *count = 0; | |
1595 | ||
1596 | /* | |
1597 | * Move auto-seek messages to the output array (which is this | |
1598 | * iterator's base message array). | |
1599 | */ | |
1600 | while (capacity > 0 && !g_queue_is_empty(trimmer_it->output_messages)) { | |
1601 | msgs[*count] = pop_message(trimmer_it); | |
1602 | capacity--; | |
1603 | (*count)++; | |
1604 | } | |
1605 | ||
1606 | BT_ASSERT(*count > 0); | |
1607 | } | |
1608 | ||
1609 | static inline | |
fb25b9e3 | 1610 | bt_component_class_message_iterator_next_method_status state_ending( |
781751d8 PP |
1611 | struct trimmer_iterator *trimmer_it, |
1612 | bt_message_array_const msgs, uint64_t capacity, | |
1613 | uint64_t *count) | |
1614 | { | |
fb25b9e3 PP |
1615 | bt_component_class_message_iterator_next_method_status status = |
1616 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
1617 | |
1618 | if (g_queue_is_empty(trimmer_it->output_messages)) { | |
1619 | trimmer_it->state = TRIMMER_ITERATOR_STATE_ENDED; | |
fb25b9e3 | 1620 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END; |
781751d8 PP |
1621 | goto end; |
1622 | } | |
1623 | ||
1624 | fill_message_array_from_output_messages(trimmer_it, msgs, | |
1625 | capacity, count); | |
1626 | ||
1627 | end: | |
1628 | return status; | |
1629 | } | |
1630 | ||
1631 | static inline | |
fb25b9e3 PP |
1632 | bt_component_class_message_iterator_next_method_status |
1633 | state_trim(struct trimmer_iterator *trimmer_it, | |
781751d8 PP |
1634 | bt_message_array_const msgs, uint64_t capacity, |
1635 | uint64_t *count) | |
1636 | { | |
fb25b9e3 PP |
1637 | bt_component_class_message_iterator_next_method_status status = |
1638 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
1639 | bt_message_array_const my_msgs; |
1640 | uint64_t my_count; | |
1641 | uint64_t i; | |
1642 | bool reached_end = false; | |
1643 | ||
1644 | while (g_queue_is_empty(trimmer_it->output_messages)) { | |
1645 | status = (int) bt_self_component_port_input_message_iterator_next( | |
1646 | trimmer_it->upstream_iter, &my_msgs, &my_count); | |
fb25b9e3 PP |
1647 | if (G_UNLIKELY(status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK)) { |
1648 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END) { | |
781751d8 | 1649 | status = end_iterator_streams(trimmer_it); |
fb25b9e3 | 1650 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1651 | goto end; |
1652 | } | |
1653 | ||
1654 | trimmer_it->state = | |
1655 | TRIMMER_ITERATOR_STATE_ENDING; | |
1656 | status = state_ending(trimmer_it, msgs, | |
1657 | capacity, count); | |
1658 | } | |
1659 | ||
1660 | goto end; | |
1661 | } | |
1662 | ||
1663 | BT_ASSERT(my_count > 0); | |
1664 | ||
1665 | for (i = 0; i < my_count; i++) { | |
1666 | status = handle_message(trimmer_it, my_msgs[i], | |
1667 | &reached_end); | |
1668 | ||
1669 | /* | |
1670 | * handle_message() unconditionally consumes the | |
1671 | * message reference. | |
1672 | */ | |
1673 | my_msgs[i] = NULL; | |
1674 | ||
85e7137b | 1675 | if (G_UNLIKELY(status != |
fb25b9e3 | 1676 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK)) { |
781751d8 PP |
1677 | put_messages(my_msgs, my_count); |
1678 | goto end; | |
1679 | } | |
1680 | ||
85e7137b | 1681 | if (G_UNLIKELY(reached_end)) { |
781751d8 PP |
1682 | /* |
1683 | * This message's time was passed the | |
1684 | * trimming time range's end time: we | |
1685 | * are done. Their might still be | |
1686 | * messages in the output message queue, | |
1687 | * so move to the "ending" state and | |
1688 | * apply it immediately since | |
1689 | * state_trim() is called within the | |
1690 | * "next" method. | |
1691 | */ | |
1692 | put_messages(my_msgs, my_count); | |
1693 | trimmer_it->state = | |
1694 | TRIMMER_ITERATOR_STATE_ENDING; | |
1695 | status = state_ending(trimmer_it, msgs, | |
1696 | capacity, count); | |
1697 | goto end; | |
1698 | } | |
1699 | } | |
1700 | } | |
1701 | ||
1702 | /* | |
1703 | * There's at least one message in the output message queue: | |
1704 | * move the messages to the output message array. | |
1705 | */ | |
1706 | BT_ASSERT(!g_queue_is_empty(trimmer_it->output_messages)); | |
1707 | fill_message_array_from_output_messages(trimmer_it, msgs, | |
1708 | capacity, count); | |
1709 | ||
1710 | end: | |
1711 | return status; | |
1712 | } | |
1713 | ||
1714 | BT_HIDDEN | |
fb25b9e3 | 1715 | bt_component_class_message_iterator_next_method_status trimmer_msg_iter_next( |
781751d8 PP |
1716 | bt_self_message_iterator *self_msg_iter, |
1717 | bt_message_array_const msgs, uint64_t capacity, | |
1718 | uint64_t *count) | |
1719 | { | |
1720 | struct trimmer_iterator *trimmer_it = | |
1721 | bt_self_message_iterator_get_data(self_msg_iter); | |
fb25b9e3 PP |
1722 | bt_component_class_message_iterator_next_method_status status = |
1723 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
781751d8 PP |
1724 | |
1725 | BT_ASSERT(trimmer_it); | |
1726 | ||
85e7137b | 1727 | if (G_LIKELY(trimmer_it->state == TRIMMER_ITERATOR_STATE_TRIM)) { |
781751d8 | 1728 | status = state_trim(trimmer_it, msgs, capacity, count); |
fb25b9e3 | 1729 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1730 | goto end; |
1731 | } | |
1732 | } else { | |
1733 | switch (trimmer_it->state) { | |
1734 | case TRIMMER_ITERATOR_STATE_SET_BOUNDS_NS_FROM_ORIGIN: | |
1735 | status = state_set_trimmer_iterator_bounds(trimmer_it); | |
fb25b9e3 | 1736 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1737 | goto end; |
1738 | } | |
1739 | ||
1740 | status = state_seek_initially(trimmer_it); | |
fb25b9e3 | 1741 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1742 | goto end; |
1743 | } | |
1744 | ||
1745 | status = state_trim(trimmer_it, msgs, capacity, count); | |
fb25b9e3 | 1746 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1747 | goto end; |
1748 | } | |
1749 | ||
1750 | break; | |
1751 | case TRIMMER_ITERATOR_STATE_SEEK_INITIALLY: | |
1752 | status = state_seek_initially(trimmer_it); | |
fb25b9e3 | 1753 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1754 | goto end; |
1755 | } | |
1756 | ||
1757 | status = state_trim(trimmer_it, msgs, capacity, count); | |
fb25b9e3 | 1758 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1759 | goto end; |
1760 | } | |
1761 | ||
1762 | break; | |
1763 | case TRIMMER_ITERATOR_STATE_ENDING: | |
1764 | status = state_ending(trimmer_it, msgs, capacity, | |
1765 | count); | |
fb25b9e3 | 1766 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
781751d8 PP |
1767 | goto end; |
1768 | } | |
1769 | ||
1770 | break; | |
1771 | case TRIMMER_ITERATOR_STATE_ENDED: | |
fb25b9e3 | 1772 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END; |
781751d8 PP |
1773 | break; |
1774 | default: | |
1775 | abort(); | |
1776 | } | |
1777 | } | |
1778 | ||
1779 | end: | |
1780 | return status; | |
1781 | } | |
1782 | ||
1783 | BT_HIDDEN | |
1784 | void trimmer_msg_iter_finalize(bt_self_message_iterator *self_msg_iter) | |
1785 | { | |
1786 | struct trimmer_iterator *trimmer_it = | |
1787 | bt_self_message_iterator_get_data(self_msg_iter); | |
1788 | ||
1789 | BT_ASSERT(trimmer_it); | |
1790 | destroy_trimmer_iterator(trimmer_it); | |
1791 | } |