Commit | Line | Data |
---|---|---|
958f7d11 PP |
1 | /* |
2 | * Copyright 2017 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 | ||
318fe670 PP |
23 | #define BT_LOG_TAG "PLUGIN-UTILS-MUXER-FLT" |
24 | #include "logging.h" | |
25 | ||
958f7d11 | 26 | #include <babeltrace/babeltrace-internal.h> |
282c8cd0 | 27 | #include <babeltrace/compat/uuid-internal.h> |
e0831b38 | 28 | #include <babeltrace/babeltrace.h> |
0f15f666 | 29 | #include <babeltrace/value-internal.h> |
318fe670 | 30 | #include <babeltrace/graph/component-internal.h> |
b09a5592 | 31 | #include <babeltrace/graph/message-iterator-internal.h> |
318fe670 | 32 | #include <babeltrace/graph/connection-internal.h> |
958f7d11 PP |
33 | #include <plugins-common.h> |
34 | #include <glib.h> | |
c55a9f58 | 35 | #include <stdbool.h> |
318fe670 | 36 | #include <inttypes.h> |
8b45963b | 37 | #include <babeltrace/assert-internal.h> |
17582c6d | 38 | #include <babeltrace/common-internal.h> |
0fbb9a9f | 39 | #include <stdlib.h> |
282c8cd0 | 40 | #include <string.h> |
958f7d11 | 41 | |
3e3ea13e FD |
42 | #include "muxer.h" |
43 | ||
c3acd5f3 | 44 | #define ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME "assume-absolute-clock-classes" |
65ee897d | 45 | |
958f7d11 | 46 | struct muxer_comp { |
958f7d11 | 47 | /* Weak ref */ |
8eee8ea2 | 48 | bt_self_component_filter *self_comp; |
834e9996 | 49 | |
958f7d11 PP |
50 | unsigned int next_port_num; |
51 | size_t available_input_ports; | |
b09a5592 | 52 | bool initializing_muxer_msg_iter; |
282c8cd0 | 53 | bool assume_absolute_clock_classes; |
958f7d11 PP |
54 | }; |
55 | ||
b09a5592 | 56 | struct muxer_upstream_msg_iter { |
ab11110e | 57 | /* Owned by this, NULL if ended */ |
b09a5592 | 58 | bt_self_component_port_input_message_iterator *msg_iter; |
958f7d11 | 59 | |
b09a5592 PP |
60 | /* Contains `const bt_message *`, owned by this */ |
61 | GQueue *msgs; | |
958f7d11 PP |
62 | }; |
63 | ||
b09a5592 PP |
64 | enum muxer_msg_iter_clock_class_expectation { |
65 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY = 0, | |
37911c11 | 66 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE, |
b09a5592 PP |
67 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE, |
68 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID, | |
69 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID, | |
282c8cd0 PP |
70 | }; |
71 | ||
b09a5592 | 72 | struct muxer_msg_iter { |
ab11110e | 73 | /* |
b09a5592 | 74 | * Array of struct muxer_upstream_msg_iter * (owned by this). |
ab11110e PP |
75 | * |
76 | * NOTE: This array is searched in linearly to find the youngest | |
b09a5592 | 77 | * current message. Keep this until benchmarks confirm that |
ab11110e PP |
78 | * another data structure is faster than this for our typical |
79 | * use cases. | |
80 | */ | |
a71ed05c PP |
81 | GPtrArray *active_muxer_upstream_msg_iters; |
82 | ||
83 | /* | |
84 | * Array of struct muxer_upstream_msg_iter * (owned by this). | |
85 | * | |
86 | * We move ended message iterators from | |
87 | * `active_muxer_upstream_msg_iters` to this array so as to be | |
88 | * able to restore them when seeking. | |
89 | */ | |
90 | GPtrArray *ended_muxer_upstream_msg_iters; | |
958f7d11 | 91 | |
b09a5592 | 92 | /* Last time returned in a message */ |
958f7d11 | 93 | int64_t last_returned_ts_ns; |
282c8cd0 PP |
94 | |
95 | /* Clock class expectation state */ | |
b09a5592 | 96 | enum muxer_msg_iter_clock_class_expectation clock_class_expectation; |
282c8cd0 PP |
97 | |
98 | /* | |
99 | * Expected clock class UUID, only valid when | |
100 | * clock_class_expectation is | |
b09a5592 | 101 | * MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID. |
282c8cd0 PP |
102 | */ |
103 | unsigned char expected_clock_class_uuid[BABELTRACE_UUID_LEN]; | |
958f7d11 PP |
104 | }; |
105 | ||
a71ed05c PP |
106 | static |
107 | void empty_message_queue(struct muxer_upstream_msg_iter *upstream_msg_iter) | |
108 | { | |
109 | const bt_message *msg; | |
110 | ||
111 | while ((msg = g_queue_pop_head(upstream_msg_iter->msgs))) { | |
112 | bt_message_put_ref(msg); | |
113 | } | |
114 | } | |
115 | ||
ab11110e | 116 | static |
b09a5592 PP |
117 | void destroy_muxer_upstream_msg_iter( |
118 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter) | |
ab11110e | 119 | { |
b09a5592 | 120 | if (!muxer_upstream_msg_iter) { |
ab11110e PP |
121 | return; |
122 | } | |
123 | ||
b09a5592 PP |
124 | BT_LOGD("Destroying muxer's upstream message iterator wrapper: " |
125 | "addr=%p, msg-iter-addr=%p, queue-len=%u", | |
126 | muxer_upstream_msg_iter, | |
127 | muxer_upstream_msg_iter->msg_iter, | |
128 | muxer_upstream_msg_iter->msgs->length); | |
a71ed05c PP |
129 | bt_self_component_port_input_message_iterator_put_ref( |
130 | muxer_upstream_msg_iter->msg_iter); | |
3fd7b79d | 131 | |
b09a5592 | 132 | if (muxer_upstream_msg_iter->msgs) { |
a71ed05c | 133 | empty_message_queue(muxer_upstream_msg_iter); |
b09a5592 | 134 | g_queue_free(muxer_upstream_msg_iter->msgs); |
3fd7b79d PP |
135 | } |
136 | ||
b09a5592 | 137 | g_free(muxer_upstream_msg_iter); |
ab11110e PP |
138 | } |
139 | ||
958f7d11 | 140 | static |
b09a5592 PP |
141 | struct muxer_upstream_msg_iter *muxer_msg_iter_add_upstream_msg_iter( |
142 | struct muxer_msg_iter *muxer_msg_iter, | |
143 | bt_self_component_port_input_message_iterator *self_msg_iter) | |
958f7d11 | 144 | { |
b09a5592 PP |
145 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = |
146 | g_new0(struct muxer_upstream_msg_iter, 1); | |
958f7d11 | 147 | |
b09a5592 PP |
148 | if (!muxer_upstream_msg_iter) { |
149 | BT_LOGE_STR("Failed to allocate one muxer's upstream message iterator wrapper."); | |
958f7d11 PP |
150 | goto end; |
151 | } | |
152 | ||
b09a5592 PP |
153 | muxer_upstream_msg_iter->msg_iter = self_msg_iter; |
154 | bt_self_component_port_input_message_iterator_get_ref(muxer_upstream_msg_iter->msg_iter); | |
155 | muxer_upstream_msg_iter->msgs = g_queue_new(); | |
156 | if (!muxer_upstream_msg_iter->msgs) { | |
3fd7b79d | 157 | BT_LOGE_STR("Failed to allocate a GQueue."); |
3fd7b79d PP |
158 | goto end; |
159 | } | |
160 | ||
a71ed05c | 161 | g_ptr_array_add(muxer_msg_iter->active_muxer_upstream_msg_iters, |
b09a5592 PP |
162 | muxer_upstream_msg_iter); |
163 | BT_LOGD("Added muxer's upstream message iterator wrapper: " | |
164 | "addr=%p, muxer-msg-iter-addr=%p, msg-iter-addr=%p", | |
165 | muxer_upstream_msg_iter, muxer_msg_iter, | |
166 | self_msg_iter); | |
958f7d11 PP |
167 | |
168 | end: | |
b09a5592 | 169 | return muxer_upstream_msg_iter; |
958f7d11 PP |
170 | } |
171 | ||
958f7d11 | 172 | static |
1043fdea | 173 | bt_self_component_status add_available_input_port( |
8eee8ea2 | 174 | bt_self_component_filter *self_comp) |
958f7d11 | 175 | { |
834e9996 | 176 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
bb61965b | 177 | bt_self_component_filter_as_self_component(self_comp)); |
ee78f405 | 178 | bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK; |
958f7d11 | 179 | GString *port_name = NULL; |
958f7d11 | 180 | |
8b45963b | 181 | BT_ASSERT(muxer_comp); |
958f7d11 PP |
182 | port_name = g_string_new("in"); |
183 | if (!port_name) { | |
318fe670 | 184 | BT_LOGE_STR("Failed to allocate a GString."); |
834e9996 | 185 | status = BT_SELF_COMPONENT_STATUS_NOMEM; |
958f7d11 PP |
186 | goto end; |
187 | } | |
188 | ||
189 | g_string_append_printf(port_name, "%u", muxer_comp->next_port_num); | |
834e9996 PP |
190 | status = bt_self_component_filter_add_input_port( |
191 | self_comp, port_name->str, NULL, NULL); | |
192 | if (status != BT_SELF_COMPONENT_STATUS_OK) { | |
318fe670 PP |
193 | BT_LOGE("Cannot add input port to muxer component: " |
194 | "port-name=\"%s\", comp-addr=%p, status=%s", | |
834e9996 PP |
195 | port_name->str, self_comp, |
196 | bt_self_component_status_string(status)); | |
958f7d11 PP |
197 | goto end; |
198 | } | |
199 | ||
200 | muxer_comp->available_input_ports++; | |
201 | muxer_comp->next_port_num++; | |
318fe670 PP |
202 | BT_LOGD("Added one input port to muxer component: " |
203 | "port-name=\"%s\", comp-addr=%p", | |
834e9996 | 204 | port_name->str, self_comp); |
1043fdea | 205 | |
958f7d11 PP |
206 | end: |
207 | if (port_name) { | |
208 | g_string_free(port_name, TRUE); | |
209 | } | |
210 | ||
147337a3 | 211 | return status; |
958f7d11 PP |
212 | } |
213 | ||
958f7d11 | 214 | static |
ee78f405 | 215 | bt_self_component_status create_output_port( |
8eee8ea2 | 216 | bt_self_component_filter *self_comp) |
958f7d11 | 217 | { |
834e9996 PP |
218 | return bt_self_component_filter_add_output_port( |
219 | self_comp, "out", NULL, NULL); | |
958f7d11 PP |
220 | } |
221 | ||
222 | static | |
223 | void destroy_muxer_comp(struct muxer_comp *muxer_comp) | |
224 | { | |
225 | if (!muxer_comp) { | |
226 | return; | |
227 | } | |
228 | ||
958f7d11 PP |
229 | g_free(muxer_comp); |
230 | } | |
231 | ||
65ee897d | 232 | static |
8eee8ea2 | 233 | bt_value *get_default_params(void) |
65ee897d | 234 | { |
8eee8ea2 | 235 | bt_value *params; |
65ee897d PP |
236 | int ret; |
237 | ||
ce141536 | 238 | params = bt_value_map_create(); |
65ee897d | 239 | if (!params) { |
318fe670 | 240 | BT_LOGE_STR("Cannot create a map value object."); |
65ee897d PP |
241 | goto error; |
242 | } | |
243 | ||
ce141536 | 244 | ret = bt_value_map_insert_bool_entry(params, |
c3acd5f3 | 245 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME, false); |
65ee897d | 246 | if (ret) { |
318fe670 | 247 | BT_LOGE_STR("Cannot add boolean value to map value object."); |
65ee897d PP |
248 | goto error; |
249 | } | |
250 | ||
251 | goto end; | |
252 | ||
253 | error: | |
8c6884d9 | 254 | BT_VALUE_PUT_REF_AND_RESET(params); |
65ee897d PP |
255 | |
256 | end: | |
257 | return params; | |
258 | } | |
259 | ||
260 | static | |
ce141536 | 261 | int configure_muxer_comp(struct muxer_comp *muxer_comp, |
8eee8ea2 | 262 | const bt_value *params) |
65ee897d | 263 | { |
8eee8ea2 PP |
264 | bt_value *default_params = NULL; |
265 | bt_value *real_params = NULL; | |
266 | const bt_value *assume_absolute_clock_classes = NULL; | |
65ee897d | 267 | int ret = 0; |
c55a9f58 | 268 | bt_bool bool_val; |
65ee897d PP |
269 | |
270 | default_params = get_default_params(); | |
271 | if (!default_params) { | |
318fe670 PP |
272 | BT_LOGE("Cannot get default parameters: " |
273 | "muxer-comp-addr=%p", muxer_comp); | |
65ee897d PP |
274 | goto error; |
275 | } | |
276 | ||
7be9d1d3 | 277 | ret = bt_value_map_extend(default_params, params, &real_params); |
b5cdc106 | 278 | if (ret) { |
318fe670 PP |
279 | BT_LOGE("Cannot extend default parameters map value: " |
280 | "muxer-comp-addr=%p, def-params-addr=%p, " | |
281 | "params-addr=%p", muxer_comp, default_params, | |
282 | params); | |
65ee897d PP |
283 | goto error; |
284 | } | |
285 | ||
ce141536 PP |
286 | assume_absolute_clock_classes = bt_value_map_borrow_entry_value(real_params, |
287 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME); | |
8b45963b PP |
288 | if (assume_absolute_clock_classes && |
289 | !bt_value_is_bool(assume_absolute_clock_classes)) { | |
318fe670 PP |
290 | BT_LOGE("Expecting a boolean value for the `%s` parameter: " |
291 | "muxer-comp-addr=%p, value-type=%s", | |
292 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME, muxer_comp, | |
17582c6d | 293 | bt_common_value_type_string( |
318fe670 | 294 | bt_value_get_type(assume_absolute_clock_classes))); |
65ee897d PP |
295 | goto error; |
296 | } | |
297 | ||
b5cdc106 | 298 | bool_val = bt_value_bool_get(assume_absolute_clock_classes); |
282c8cd0 | 299 | muxer_comp->assume_absolute_clock_classes = (bool) bool_val; |
318fe670 PP |
300 | BT_LOGD("Configured muxer component: muxer-comp-addr=%p, " |
301 | "assume-absolute-clock-classes=%d", | |
302 | muxer_comp, muxer_comp->assume_absolute_clock_classes); | |
65ee897d PP |
303 | goto end; |
304 | ||
305 | error: | |
306 | ret = -1; | |
307 | ||
308 | end: | |
8c6884d9 PP |
309 | bt_value_put_ref(default_params); |
310 | bt_value_put_ref(real_params); | |
65ee897d PP |
311 | return ret; |
312 | } | |
313 | ||
958f7d11 | 314 | BT_HIDDEN |
ee78f405 | 315 | bt_self_component_status muxer_init( |
8eee8ea2 | 316 | bt_self_component_filter *self_comp, |
3e3ea13e | 317 | const bt_value *params, void *init_data) |
958f7d11 PP |
318 | { |
319 | int ret; | |
ee78f405 | 320 | bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK; |
958f7d11 PP |
321 | struct muxer_comp *muxer_comp = g_new0(struct muxer_comp, 1); |
322 | ||
318fe670 | 323 | BT_LOGD("Initializing muxer component: " |
834e9996 | 324 | "comp-addr=%p, params-addr=%p", self_comp, params); |
318fe670 | 325 | |
958f7d11 | 326 | if (!muxer_comp) { |
318fe670 | 327 | BT_LOGE_STR("Failed to allocate one muxer component."); |
958f7d11 PP |
328 | goto error; |
329 | } | |
330 | ||
65ee897d PP |
331 | ret = configure_muxer_comp(muxer_comp, params); |
332 | if (ret) { | |
318fe670 PP |
333 | BT_LOGE("Cannot configure muxer component: " |
334 | "muxer-comp-addr=%p, params-addr=%p", | |
335 | muxer_comp, params); | |
65ee897d PP |
336 | goto error; |
337 | } | |
338 | ||
834e9996 PP |
339 | muxer_comp->self_comp = self_comp; |
340 | bt_self_component_set_data( | |
bb61965b | 341 | bt_self_component_filter_as_self_component(self_comp), |
834e9996 | 342 | muxer_comp); |
1043fdea | 343 | status = add_available_input_port(self_comp); |
834e9996 | 344 | if (status != BT_SELF_COMPONENT_STATUS_OK) { |
318fe670 PP |
345 | BT_LOGE("Cannot ensure that at least one muxer component's input port is available: " |
346 | "muxer-comp-addr=%p, status=%s", | |
347 | muxer_comp, | |
834e9996 | 348 | bt_self_component_status_string(status)); |
958f7d11 PP |
349 | goto error; |
350 | } | |
351 | ||
834e9996 | 352 | status = create_output_port(self_comp); |
318fe670 PP |
353 | if (status) { |
354 | BT_LOGE("Cannot create muxer component's output port: " | |
355 | "muxer-comp-addr=%p, status=%s", | |
356 | muxer_comp, | |
834e9996 | 357 | bt_self_component_status_string(status)); |
958f7d11 PP |
358 | goto error; |
359 | } | |
360 | ||
318fe670 PP |
361 | BT_LOGD("Initialized muxer component: " |
362 | "comp-addr=%p, params-addr=%p, muxer-comp-addr=%p", | |
834e9996 | 363 | self_comp, params, muxer_comp); |
318fe670 | 364 | |
958f7d11 PP |
365 | goto end; |
366 | ||
367 | error: | |
368 | destroy_muxer_comp(muxer_comp); | |
834e9996 | 369 | bt_self_component_set_data( |
bb61965b | 370 | bt_self_component_filter_as_self_component(self_comp), |
834e9996 | 371 | NULL); |
147337a3 | 372 | |
834e9996 PP |
373 | if (status == BT_SELF_COMPONENT_STATUS_OK) { |
374 | status = BT_SELF_COMPONENT_STATUS_ERROR; | |
147337a3 | 375 | } |
958f7d11 PP |
376 | |
377 | end: | |
378 | return status; | |
379 | } | |
380 | ||
381 | BT_HIDDEN | |
8eee8ea2 | 382 | void muxer_finalize(bt_self_component_filter *self_comp) |
958f7d11 | 383 | { |
834e9996 | 384 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
bb61965b | 385 | bt_self_component_filter_as_self_component(self_comp)); |
958f7d11 | 386 | |
318fe670 | 387 | BT_LOGD("Finalizing muxer component: comp-addr=%p", |
834e9996 | 388 | self_comp); |
958f7d11 PP |
389 | destroy_muxer_comp(muxer_comp); |
390 | } | |
391 | ||
392 | static | |
b09a5592 | 393 | bt_self_component_port_input_message_iterator * |
1043fdea | 394 | create_msg_iter_on_input_port(bt_self_component_port_input *self_port) |
958f7d11 | 395 | { |
8eee8ea2 | 396 | const bt_port *port = bt_self_component_port_as_port( |
bb61965b | 397 | bt_self_component_port_input_as_self_component_port( |
834e9996 | 398 | self_port)); |
b09a5592 | 399 | bt_self_component_port_input_message_iterator *msg_iter = |
834e9996 | 400 | NULL; |
958f7d11 | 401 | |
8b45963b PP |
402 | BT_ASSERT(port); |
403 | BT_ASSERT(bt_port_is_connected(port)); | |
958f7d11 | 404 | |
ab11110e | 405 | // TODO: Advance the iterator to >= the time of the latest |
b09a5592 | 406 | // returned message by the muxer message |
ab11110e | 407 | // iterator which creates it. |
b09a5592 | 408 | msg_iter = bt_self_component_port_input_message_iterator_create( |
834e9996 | 409 | self_port); |
b09a5592 PP |
410 | if (!msg_iter) { |
411 | BT_LOGE("Cannot create upstream message iterator on input port: " | |
834e9996 PP |
412 | "port-addr=%p, port-name=\"%s\"", |
413 | port, bt_port_get_name(port)); | |
958f7d11 PP |
414 | goto end; |
415 | } | |
416 | ||
b09a5592 PP |
417 | BT_LOGD("Created upstream message iterator on input port: " |
418 | "port-addr=%p, port-name=\"%s\", msg-iter-addr=%p", | |
419 | port, bt_port_get_name(port), msg_iter); | |
318fe670 | 420 | |
958f7d11 | 421 | end: |
b09a5592 | 422 | return msg_iter; |
958f7d11 PP |
423 | } |
424 | ||
ab11110e | 425 | static |
3e3ea13e | 426 | bt_self_message_iterator_status muxer_upstream_msg_iter_next( |
a71ed05c PP |
427 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter, |
428 | bool *is_ended) | |
ab11110e | 429 | { |
3e3ea13e FD |
430 | bt_self_message_iterator_status status; |
431 | bt_message_iterator_status input_port_iter_status; | |
b09a5592 | 432 | bt_message_array_const msgs; |
3fd7b79d PP |
433 | uint64_t i; |
434 | uint64_t count; | |
ab11110e | 435 | |
b09a5592 PP |
436 | BT_LOGV("Calling upstream message iterator's \"next\" method: " |
437 | "muxer-upstream-msg-iter-wrap-addr=%p, msg-iter-addr=%p", | |
438 | muxer_upstream_msg_iter, | |
439 | muxer_upstream_msg_iter->msg_iter); | |
3e3ea13e | 440 | input_port_iter_status = bt_self_component_port_input_message_iterator_next( |
b09a5592 PP |
441 | muxer_upstream_msg_iter->msg_iter, &msgs, &count); |
442 | BT_LOGV("Upstream message iterator's \"next\" method returned: " | |
3e3ea13e | 443 | "status=%s", bt_message_iterator_status_string(input_port_iter_status)); |
ab11110e | 444 | |
3e3ea13e | 445 | switch (input_port_iter_status) { |
b09a5592 | 446 | case BT_MESSAGE_ITERATOR_STATUS_OK: |
089717de | 447 | /* |
b09a5592 | 448 | * Message iterator's current message is |
3fd7b79d | 449 | * valid: it must be considered for muxing operations. |
089717de | 450 | */ |
b09a5592 | 451 | BT_LOGV_STR("Validated upstream message iterator wrapper."); |
3fd7b79d PP |
452 | BT_ASSERT(count > 0); |
453 | ||
b09a5592 | 454 | /* Move messages to our queue */ |
3fd7b79d PP |
455 | for (i = 0; i < count; i++) { |
456 | /* | |
457 | * Push to tail in order; other side | |
b09a5592 | 458 | * (muxer_msg_iter_do_next_one()) consumes |
3fd7b79d PP |
459 | * from the head first. |
460 | */ | |
b09a5592 PP |
461 | g_queue_push_tail(muxer_upstream_msg_iter->msgs, |
462 | (void *) msgs[i]); | |
3fd7b79d | 463 | } |
3e3ea13e | 464 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
ab11110e | 465 | break; |
b09a5592 | 466 | case BT_MESSAGE_ITERATOR_STATUS_AGAIN: |
089717de | 467 | /* |
b09a5592 | 468 | * Message iterator's current message is not |
089717de | 469 | * valid anymore. Return |
b09a5592 | 470 | * BT_MESSAGE_ITERATOR_STATUS_AGAIN immediately. |
089717de | 471 | */ |
3e3ea13e | 472 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_AGAIN; |
ab11110e | 473 | break; |
b09a5592 | 474 | case BT_MESSAGE_ITERATOR_STATUS_END: /* Fall-through. */ |
ab11110e | 475 | /* |
b09a5592 | 476 | * Message iterator reached the end: release it. It |
ab11110e | 477 | * won't be considered again to find the youngest |
b09a5592 | 478 | * message. |
ab11110e | 479 | */ |
a71ed05c | 480 | *is_ended = true; |
3e3ea13e | 481 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
089717de | 482 | break; |
ab11110e PP |
483 | default: |
484 | /* Error or unsupported status code */ | |
318fe670 | 485 | BT_LOGE("Error or unsupported status code: " |
3e3ea13e FD |
486 | "status-code=%d", input_port_iter_status); |
487 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; | |
089717de | 488 | break; |
ab11110e PP |
489 | } |
490 | ||
089717de | 491 | return status; |
ab11110e PP |
492 | } |
493 | ||
958f7d11 | 494 | static |
b09a5592 PP |
495 | int get_msg_ts_ns(struct muxer_comp *muxer_comp, |
496 | struct muxer_msg_iter *muxer_msg_iter, | |
497 | const bt_message *msg, int64_t last_returned_ts_ns, | |
958f7d11 PP |
498 | int64_t *ts_ns) |
499 | { | |
ecbb78c0 | 500 | const bt_clock_snapshot *clock_snapshot = NULL; |
958f7d11 | 501 | int ret = 0; |
ee78f405 | 502 | bt_clock_snapshot_state cs_state = BT_CLOCK_SNAPSHOT_STATE_KNOWN; |
4a4dd64f | 503 | bt_message_stream_activity_clock_snapshot_state sa_cs_state; |
958f7d11 | 504 | |
b09a5592 | 505 | BT_ASSERT(msg); |
8b45963b | 506 | BT_ASSERT(ts_ns); |
b09a5592 PP |
507 | BT_LOGV("Getting message's timestamp: " |
508 | "muxer-msg-iter-addr=%p, msg-addr=%p, " | |
318fe670 | 509 | "last-returned-ts=%" PRId64, |
b09a5592 | 510 | muxer_msg_iter, msg, last_returned_ts_ns); |
318fe670 | 511 | |
37911c11 PP |
512 | if (unlikely(muxer_msg_iter->clock_class_expectation == |
513 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE)) { | |
514 | *ts_ns = last_returned_ts_ns; | |
515 | goto end; | |
516 | } | |
517 | ||
b09a5592 PP |
518 | switch (bt_message_get_type(msg)) { |
519 | case BT_MESSAGE_TYPE_EVENT: | |
37911c11 PP |
520 | BT_ASSERT(bt_message_event_borrow_stream_class_default_clock_class_const( |
521 | msg)); | |
9c04b633 PP |
522 | cs_state = bt_message_event_borrow_default_clock_snapshot_const( |
523 | msg, &clock_snapshot); | |
958f7d11 | 524 | break; |
4a4dd64f | 525 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: |
37911c11 PP |
526 | BT_ASSERT(bt_message_packet_beginning_borrow_stream_class_default_clock_class_const( |
527 | msg)); | |
4a4dd64f PP |
528 | cs_state = bt_message_packet_beginning_borrow_default_clock_snapshot_const( |
529 | msg, &clock_snapshot); | |
530 | break; | |
531 | case BT_MESSAGE_TYPE_PACKET_END: | |
37911c11 PP |
532 | BT_ASSERT(bt_message_packet_end_borrow_stream_class_default_clock_class_const( |
533 | msg)); | |
4a4dd64f PP |
534 | cs_state = bt_message_packet_end_borrow_default_clock_snapshot_const( |
535 | msg, &clock_snapshot); | |
536 | break; | |
537 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: | |
37911c11 PP |
538 | BT_ASSERT(bt_message_discarded_events_borrow_stream_class_default_clock_class_const( |
539 | msg)); | |
4a4dd64f PP |
540 | cs_state = bt_message_discarded_events_borrow_default_beginning_clock_snapshot_const( |
541 | msg, &clock_snapshot); | |
542 | break; | |
543 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
37911c11 PP |
544 | BT_ASSERT(bt_message_discarded_packets_borrow_stream_class_default_clock_class_const( |
545 | msg)); | |
4a4dd64f PP |
546 | cs_state = bt_message_discarded_packets_borrow_default_beginning_clock_snapshot_const( |
547 | msg, &clock_snapshot); | |
548 | break; | |
549 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING: | |
37911c11 PP |
550 | BT_ASSERT(bt_message_stream_activity_beginning_borrow_stream_class_default_clock_class_const( |
551 | msg)); | |
4a4dd64f PP |
552 | sa_cs_state = bt_message_stream_activity_beginning_borrow_default_clock_snapshot_const( |
553 | msg, &clock_snapshot); | |
554 | if (sa_cs_state != BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN) { | |
2d42927b | 555 | goto no_clock_snapshot; |
4a4dd64f | 556 | } |
958f7d11 | 557 | |
4a4dd64f PP |
558 | break; |
559 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END: | |
37911c11 PP |
560 | BT_ASSERT(bt_message_stream_activity_end_borrow_stream_class_default_clock_class_const( |
561 | msg)); | |
4a4dd64f PP |
562 | sa_cs_state = bt_message_stream_activity_end_borrow_default_clock_snapshot_const( |
563 | msg, &clock_snapshot); | |
564 | if (sa_cs_state != BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN) { | |
2d42927b | 565 | goto no_clock_snapshot; |
4a4dd64f PP |
566 | } |
567 | ||
568 | break; | |
40bf6fd0 | 569 | case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY: |
a13b98e1 | 570 | cs_state = |
40bf6fd0 | 571 | bt_message_message_iterator_inactivity_borrow_default_clock_snapshot_const( |
a13b98e1 | 572 | msg, &clock_snapshot); |
958f7d11 PP |
573 | break; |
574 | default: | |
b09a5592 PP |
575 | /* All the other messages have a higher priority */ |
576 | BT_LOGV_STR("Message has no timestamp: using the last returned timestamp."); | |
958f7d11 PP |
577 | *ts_ns = last_returned_ts_ns; |
578 | goto end; | |
579 | } | |
580 | ||
37911c11 PP |
581 | BT_ASSERT(cs_state == BT_CLOCK_SNAPSHOT_STATE_KNOWN); |
582 | ret = bt_clock_snapshot_get_ns_from_origin(clock_snapshot, ts_ns); | |
583 | if (ret) { | |
584 | BT_LOGE("Cannot get nanoseconds from Epoch of clock snapshot: " | |
585 | "clock-snapshot-addr=%p", clock_snapshot); | |
586 | goto error; | |
587 | } | |
588 | ||
589 | goto end; | |
590 | ||
591 | no_clock_snapshot: | |
592 | BT_LOGV_STR("Message's default clock snapshot is missing: " | |
593 | "using the last returned timestamp."); | |
594 | *ts_ns = last_returned_ts_ns; | |
595 | goto end; | |
596 | ||
597 | error: | |
598 | ret = -1; | |
599 | ||
600 | end: | |
601 | if (ret == 0) { | |
602 | BT_LOGV("Found message's timestamp: " | |
603 | "muxer-msg-iter-addr=%p, msg-addr=%p, " | |
604 | "last-returned-ts=%" PRId64 ", ts=%" PRId64, | |
605 | muxer_msg_iter, msg, last_returned_ts_ns, | |
606 | *ts_ns); | |
7b33a0e0 PP |
607 | } |
608 | ||
37911c11 PP |
609 | return ret; |
610 | } | |
611 | ||
612 | static inline | |
613 | int validate_clock_class(struct muxer_msg_iter *muxer_msg_iter, | |
614 | struct muxer_comp *muxer_comp, | |
615 | const bt_clock_class *clock_class) | |
616 | { | |
617 | int ret = 0; | |
618 | const unsigned char *cc_uuid; | |
619 | const char *cc_name; | |
620 | ||
8fc063a2 | 621 | BT_ASSERT(clock_class); |
839d52a5 PP |
622 | cc_uuid = bt_clock_class_get_uuid(clock_class); |
623 | cc_name = bt_clock_class_get_name(clock_class); | |
282c8cd0 | 624 | |
b09a5592 PP |
625 | if (muxer_msg_iter->clock_class_expectation == |
626 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY) { | |
282c8cd0 PP |
627 | /* |
628 | * This is the first clock class that this muxer | |
b09a5592 | 629 | * message iterator encounters. Its properties |
282c8cd0 PP |
630 | * determine what to expect for the whole lifetime of |
631 | * the iterator without a true | |
632 | * `assume-absolute-clock-classes` parameter. | |
633 | */ | |
d608d675 | 634 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
282c8cd0 | 635 | /* Expect absolute clock classes */ |
b09a5592 PP |
636 | muxer_msg_iter->clock_class_expectation = |
637 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE; | |
282c8cd0 PP |
638 | } else { |
639 | if (cc_uuid) { | |
640 | /* | |
641 | * Expect non-absolute clock classes | |
642 | * with a specific UUID. | |
643 | */ | |
b09a5592 PP |
644 | muxer_msg_iter->clock_class_expectation = |
645 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID; | |
646 | memcpy(muxer_msg_iter->expected_clock_class_uuid, | |
282c8cd0 PP |
647 | cc_uuid, BABELTRACE_UUID_LEN); |
648 | } else { | |
649 | /* | |
650 | * Expect non-absolute clock classes | |
651 | * with no UUID. | |
652 | */ | |
b09a5592 PP |
653 | muxer_msg_iter->clock_class_expectation = |
654 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID; | |
282c8cd0 PP |
655 | } |
656 | } | |
657 | } | |
658 | ||
659 | if (!muxer_comp->assume_absolute_clock_classes) { | |
b09a5592 PP |
660 | switch (muxer_msg_iter->clock_class_expectation) { |
661 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE: | |
d608d675 | 662 | if (!bt_clock_class_origin_is_unix_epoch(clock_class)) { |
318fe670 PP |
663 | BT_LOGE("Expecting an absolute clock class, " |
664 | "but got a non-absolute one: " | |
665 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
666 | clock_class, cc_name); | |
282c8cd0 PP |
667 | goto error; |
668 | } | |
669 | break; | |
b09a5592 | 670 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID: |
d608d675 | 671 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
318fe670 PP |
672 | BT_LOGE("Expecting a non-absolute clock class with no UUID, " |
673 | "but got an absolute one: " | |
674 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
675 | clock_class, cc_name); | |
282c8cd0 PP |
676 | goto error; |
677 | } | |
678 | ||
679 | if (cc_uuid) { | |
318fe670 PP |
680 | BT_LOGE("Expecting a non-absolute clock class with no UUID, " |
681 | "but got one with a UUID: " | |
682 | "clock-class-addr=%p, clock-class-name=\"%s\", " | |
683 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", | |
684 | clock_class, cc_name, | |
685 | (unsigned int) cc_uuid[0], | |
686 | (unsigned int) cc_uuid[1], | |
687 | (unsigned int) cc_uuid[2], | |
688 | (unsigned int) cc_uuid[3], | |
689 | (unsigned int) cc_uuid[4], | |
690 | (unsigned int) cc_uuid[5], | |
691 | (unsigned int) cc_uuid[6], | |
692 | (unsigned int) cc_uuid[7], | |
693 | (unsigned int) cc_uuid[8], | |
694 | (unsigned int) cc_uuid[9], | |
695 | (unsigned int) cc_uuid[10], | |
696 | (unsigned int) cc_uuid[11], | |
697 | (unsigned int) cc_uuid[12], | |
698 | (unsigned int) cc_uuid[13], | |
699 | (unsigned int) cc_uuid[14], | |
700 | (unsigned int) cc_uuid[15]); | |
282c8cd0 PP |
701 | goto error; |
702 | } | |
703 | break; | |
b09a5592 | 704 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID: |
d608d675 | 705 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
318fe670 PP |
706 | BT_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
707 | "but got an absolute one: " | |
708 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
709 | clock_class, cc_name); | |
282c8cd0 PP |
710 | goto error; |
711 | } | |
712 | ||
713 | if (!cc_uuid) { | |
318fe670 PP |
714 | BT_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
715 | "but got one with no UUID: " | |
716 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
717 | clock_class, cc_name); | |
282c8cd0 PP |
718 | goto error; |
719 | } | |
720 | ||
b09a5592 | 721 | if (memcmp(muxer_msg_iter->expected_clock_class_uuid, |
282c8cd0 | 722 | cc_uuid, BABELTRACE_UUID_LEN) != 0) { |
318fe670 PP |
723 | BT_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
724 | "but got one with different UUID: " | |
725 | "clock-class-addr=%p, clock-class-name=\"%s\", " | |
726 | "expected-uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\", " | |
727 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", | |
728 | clock_class, cc_name, | |
b09a5592 PP |
729 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[0], |
730 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[1], | |
731 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[2], | |
732 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[3], | |
733 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[4], | |
734 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[5], | |
735 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[6], | |
736 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[7], | |
737 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[8], | |
738 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[9], | |
739 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[10], | |
740 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[11], | |
741 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[12], | |
742 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[13], | |
743 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[14], | |
744 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[15], | |
318fe670 PP |
745 | (unsigned int) cc_uuid[0], |
746 | (unsigned int) cc_uuid[1], | |
747 | (unsigned int) cc_uuid[2], | |
748 | (unsigned int) cc_uuid[3], | |
749 | (unsigned int) cc_uuid[4], | |
750 | (unsigned int) cc_uuid[5], | |
751 | (unsigned int) cc_uuid[6], | |
752 | (unsigned int) cc_uuid[7], | |
753 | (unsigned int) cc_uuid[8], | |
754 | (unsigned int) cc_uuid[9], | |
755 | (unsigned int) cc_uuid[10], | |
756 | (unsigned int) cc_uuid[11], | |
757 | (unsigned int) cc_uuid[12], | |
758 | (unsigned int) cc_uuid[13], | |
759 | (unsigned int) cc_uuid[14], | |
760 | (unsigned int) cc_uuid[15]); | |
282c8cd0 PP |
761 | goto error; |
762 | } | |
763 | break; | |
37911c11 PP |
764 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE: |
765 | BT_LOGE("Expecting no clock class, but got one: " | |
766 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
767 | clock_class, cc_name); | |
768 | goto error; | |
282c8cd0 PP |
769 | default: |
770 | /* Unexpected */ | |
318fe670 PP |
771 | BT_LOGF("Unexpected clock class expectation: " |
772 | "expectation-code=%d", | |
b09a5592 | 773 | muxer_msg_iter->clock_class_expectation); |
282c8cd0 PP |
774 | abort(); |
775 | } | |
958f7d11 PP |
776 | } |
777 | ||
2d42927b PP |
778 | goto end; |
779 | ||
958f7d11 PP |
780 | error: |
781 | ret = -1; | |
782 | ||
783 | end: | |
37911c11 PP |
784 | return ret; |
785 | } | |
786 | ||
787 | static inline | |
788 | int validate_new_stream_clock_class(struct muxer_msg_iter *muxer_msg_iter, | |
789 | struct muxer_comp *muxer_comp, const bt_stream *stream) | |
790 | { | |
791 | int ret = 0; | |
792 | const bt_stream_class *stream_class = | |
793 | bt_stream_borrow_class_const(stream); | |
794 | const bt_clock_class *clock_class = | |
795 | bt_stream_class_borrow_default_clock_class_const(stream_class); | |
796 | ||
797 | if (!clock_class) { | |
798 | if (muxer_msg_iter->clock_class_expectation == | |
799 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY) { | |
800 | /* Expect no clock class */ | |
801 | muxer_msg_iter->clock_class_expectation = | |
802 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE; | |
803 | } else { | |
804 | BT_LOGE("Expecting stream class with a default clock class: " | |
805 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
806 | "stream-class-id=%" PRIu64, | |
807 | stream_class, bt_stream_class_get_name(stream_class), | |
808 | bt_stream_class_get_id(stream_class)); | |
809 | ret = -1; | |
810 | } | |
811 | ||
812 | goto end; | |
318fe670 PP |
813 | } |
814 | ||
37911c11 PP |
815 | if (!bt_stream_class_default_clock_is_always_known(stream_class)) { |
816 | BT_LOGE("Stream's default clock is not always known: " | |
817 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
818 | "stream-class-id=%" PRIu64, | |
819 | stream_class, bt_stream_class_get_name(stream_class), | |
820 | bt_stream_class_get_id(stream_class)); | |
821 | ret = -1; | |
822 | goto end; | |
823 | } | |
824 | ||
825 | ret = validate_clock_class(muxer_msg_iter, muxer_comp, clock_class); | |
826 | ||
827 | end: | |
958f7d11 PP |
828 | return ret; |
829 | } | |
830 | ||
ab11110e | 831 | /* |
b09a5592 PP |
832 | * This function finds the youngest available message amongst the |
833 | * non-ended upstream message iterators and returns the upstream | |
834 | * message iterator which has it, or | |
835 | * BT_MESSAGE_ITERATOR_STATUS_END if there's no available | |
836 | * message. | |
ab11110e PP |
837 | * |
838 | * This function does NOT: | |
839 | * | |
b09a5592 | 840 | * * Update any upstream message iterator. |
b09a5592 | 841 | * * Check the upstream message iterators to retry. |
ab11110e | 842 | * |
b09a5592 PP |
843 | * On sucess, this function sets *muxer_upstream_msg_iter to the |
844 | * upstream message iterator of which the current message is | |
ab11110e PP |
845 | * the youngest, and sets *ts_ns to its time. |
846 | */ | |
958f7d11 | 847 | static |
3e3ea13e | 848 | bt_self_message_iterator_status |
b09a5592 | 849 | muxer_msg_iter_youngest_upstream_msg_iter( |
958f7d11 | 850 | struct muxer_comp *muxer_comp, |
b09a5592 PP |
851 | struct muxer_msg_iter *muxer_msg_iter, |
852 | struct muxer_upstream_msg_iter **muxer_upstream_msg_iter, | |
958f7d11 PP |
853 | int64_t *ts_ns) |
854 | { | |
855 | size_t i; | |
856 | int ret; | |
857 | int64_t youngest_ts_ns = INT64_MAX; | |
3e3ea13e FD |
858 | bt_self_message_iterator_status status = |
859 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
958f7d11 | 860 | |
8b45963b | 861 | BT_ASSERT(muxer_comp); |
b09a5592 PP |
862 | BT_ASSERT(muxer_msg_iter); |
863 | BT_ASSERT(muxer_upstream_msg_iter); | |
864 | *muxer_upstream_msg_iter = NULL; | |
865 | ||
a71ed05c PP |
866 | for (i = 0; i < muxer_msg_iter->active_muxer_upstream_msg_iters->len; |
867 | i++) { | |
b09a5592 PP |
868 | const bt_message *msg; |
869 | struct muxer_upstream_msg_iter *cur_muxer_upstream_msg_iter = | |
a71ed05c PP |
870 | g_ptr_array_index( |
871 | muxer_msg_iter->active_muxer_upstream_msg_iters, | |
872 | i); | |
b09a5592 PP |
873 | int64_t msg_ts_ns; |
874 | ||
875 | if (!cur_muxer_upstream_msg_iter->msg_iter) { | |
876 | /* This upstream message iterator is ended */ | |
877 | BT_LOGV("Skipping ended upstream message iterator: " | |
878 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
879 | cur_muxer_upstream_msg_iter); | |
958f7d11 PP |
880 | continue; |
881 | } | |
882 | ||
b09a5592 PP |
883 | BT_ASSERT(cur_muxer_upstream_msg_iter->msgs->length > 0); |
884 | msg = g_queue_peek_head(cur_muxer_upstream_msg_iter->msgs); | |
885 | BT_ASSERT(msg); | |
37911c11 PP |
886 | |
887 | if (unlikely(bt_message_get_type(msg) == | |
888 | BT_MESSAGE_TYPE_STREAM_BEGINNING)) { | |
889 | ret = validate_new_stream_clock_class( | |
890 | muxer_msg_iter, muxer_comp, | |
891 | bt_message_stream_beginning_borrow_stream_const( | |
892 | msg)); | |
893 | if (ret) { | |
894 | /* | |
895 | * validate_new_stream_clock_class() logs | |
896 | * errors. | |
897 | */ | |
898 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; | |
899 | goto end; | |
900 | } | |
901 | } else if (unlikely(bt_message_get_type(msg) == | |
902 | BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY)) { | |
903 | const bt_clock_snapshot *cs; | |
904 | bt_clock_snapshot_state cs_state; | |
905 | ||
906 | cs_state = bt_message_message_iterator_inactivity_borrow_default_clock_snapshot_const( | |
907 | msg, &cs); | |
908 | ||
909 | if (cs_state != BT_CLOCK_SNAPSHOT_STATE_KNOWN) { | |
910 | BT_LOGE("Message iterator inactivity message's " | |
911 | "default clock snapshot is unknown: " | |
912 | "msg-addr=%p", | |
913 | msg); | |
914 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; | |
915 | goto end; | |
916 | } | |
917 | ||
918 | ret = validate_clock_class(muxer_msg_iter, muxer_comp, | |
919 | bt_clock_snapshot_borrow_clock_class_const(cs)); | |
920 | if (ret) { | |
921 | /* validate_clock_class() logs errors */ | |
922 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; | |
923 | goto end; | |
924 | } | |
925 | } | |
926 | ||
b09a5592 PP |
927 | ret = get_msg_ts_ns(muxer_comp, muxer_msg_iter, msg, |
928 | muxer_msg_iter->last_returned_ts_ns, &msg_ts_ns); | |
958f7d11 | 929 | if (ret) { |
b09a5592 PP |
930 | /* get_msg_ts_ns() logs errors */ |
931 | *muxer_upstream_msg_iter = NULL; | |
3e3ea13e | 932 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; |
958f7d11 PP |
933 | goto end; |
934 | } | |
935 | ||
b09a5592 PP |
936 | if (msg_ts_ns <= youngest_ts_ns) { |
937 | *muxer_upstream_msg_iter = | |
938 | cur_muxer_upstream_msg_iter; | |
939 | youngest_ts_ns = msg_ts_ns; | |
958f7d11 PP |
940 | *ts_ns = youngest_ts_ns; |
941 | } | |
942 | } | |
943 | ||
b09a5592 | 944 | if (!*muxer_upstream_msg_iter) { |
3e3ea13e | 945 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_END; |
958f7d11 PP |
946 | *ts_ns = INT64_MIN; |
947 | } | |
948 | ||
949 | end: | |
950 | return status; | |
951 | } | |
952 | ||
953 | static | |
3e3ea13e | 954 | bt_self_message_iterator_status validate_muxer_upstream_msg_iter( |
a71ed05c PP |
955 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter, |
956 | bool *is_ended) | |
958f7d11 | 957 | { |
3e3ea13e FD |
958 | bt_self_message_iterator_status status = |
959 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
958f7d11 | 960 | |
b09a5592 PP |
961 | BT_LOGV("Validating muxer's upstream message iterator wrapper: " |
962 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
963 | muxer_upstream_msg_iter); | |
318fe670 | 964 | |
b09a5592 PP |
965 | if (muxer_upstream_msg_iter->msgs->length > 0 || |
966 | !muxer_upstream_msg_iter->msg_iter) { | |
3fd7b79d | 967 | BT_LOGV("Already valid or not considered: " |
b09a5592 PP |
968 | "queue-len=%u, upstream-msg-iter-addr=%p", |
969 | muxer_upstream_msg_iter->msgs->length, | |
970 | muxer_upstream_msg_iter->msg_iter); | |
ab11110e PP |
971 | goto end; |
972 | } | |
973 | ||
b09a5592 | 974 | /* muxer_upstream_msg_iter_next() logs details/errors */ |
a71ed05c PP |
975 | status = muxer_upstream_msg_iter_next(muxer_upstream_msg_iter, |
976 | is_ended); | |
089717de PP |
977 | |
978 | end: | |
979 | return status; | |
980 | } | |
981 | ||
982 | static | |
3e3ea13e | 983 | bt_self_message_iterator_status validate_muxer_upstream_msg_iters( |
b09a5592 | 984 | struct muxer_msg_iter *muxer_msg_iter) |
089717de | 985 | { |
3e3ea13e FD |
986 | bt_self_message_iterator_status status = |
987 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
089717de PP |
988 | size_t i; |
989 | ||
b09a5592 PP |
990 | BT_LOGV("Validating muxer's upstream message iterator wrappers: " |
991 | "muxer-msg-iter-addr=%p", muxer_msg_iter); | |
318fe670 | 992 | |
a71ed05c PP |
993 | for (i = 0; i < muxer_msg_iter->active_muxer_upstream_msg_iters->len; |
994 | i++) { | |
90aed4f2 | 995 | bool is_ended = false; |
b09a5592 | 996 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = |
089717de | 997 | g_ptr_array_index( |
a71ed05c | 998 | muxer_msg_iter->active_muxer_upstream_msg_iters, |
089717de PP |
999 | i); |
1000 | ||
b09a5592 | 1001 | status = validate_muxer_upstream_msg_iter( |
a71ed05c | 1002 | muxer_upstream_msg_iter, &is_ended); |
3e3ea13e | 1003 | if (status != BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { |
318fe670 | 1004 | if (status < 0) { |
b09a5592 PP |
1005 | BT_LOGE("Cannot validate muxer's upstream message iterator wrapper: " |
1006 | "muxer-msg-iter-addr=%p, " | |
1007 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
1008 | muxer_msg_iter, | |
1009 | muxer_upstream_msg_iter); | |
318fe670 | 1010 | } else { |
b09a5592 PP |
1011 | BT_LOGV("Cannot validate muxer's upstream message iterator wrapper: " |
1012 | "muxer-msg-iter-addr=%p, " | |
1013 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
1014 | muxer_msg_iter, | |
1015 | muxer_upstream_msg_iter); | |
318fe670 PP |
1016 | } |
1017 | ||
089717de PP |
1018 | goto end; |
1019 | } | |
744ba28b PP |
1020 | |
1021 | /* | |
a71ed05c PP |
1022 | * Move this muxer upstream message iterator to the |
1023 | * array of ended iterators if it's ended. | |
744ba28b | 1024 | */ |
a71ed05c PP |
1025 | if (unlikely(is_ended)) { |
1026 | BT_LOGV("Muxer's upstream message iterator wrapper: ended or canceled: " | |
1027 | "muxer-msg-iter-addr=%p, " | |
1028 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
1029 | muxer_msg_iter, muxer_upstream_msg_iter); | |
1030 | g_ptr_array_add( | |
1031 | muxer_msg_iter->ended_muxer_upstream_msg_iters, | |
1032 | muxer_upstream_msg_iter); | |
1033 | muxer_msg_iter->active_muxer_upstream_msg_iters->pdata[i] = NULL; | |
1034 | ||
744ba28b PP |
1035 | /* |
1036 | * Use g_ptr_array_remove_fast() because the | |
1037 | * order of those elements is not important. | |
1038 | */ | |
1039 | g_ptr_array_remove_index_fast( | |
a71ed05c | 1040 | muxer_msg_iter->active_muxer_upstream_msg_iters, |
744ba28b PP |
1041 | i); |
1042 | i--; | |
1043 | } | |
089717de PP |
1044 | } |
1045 | ||
1046 | end: | |
1047 | return status; | |
1048 | } | |
1049 | ||
3fd7b79d | 1050 | static inline |
3e3ea13e | 1051 | bt_self_message_iterator_status muxer_msg_iter_do_next_one( |
089717de | 1052 | struct muxer_comp *muxer_comp, |
b09a5592 PP |
1053 | struct muxer_msg_iter *muxer_msg_iter, |
1054 | const bt_message **msg) | |
089717de | 1055 | { |
1043fdea | 1056 | bt_self_message_iterator_status status; |
b09a5592 | 1057 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = NULL; |
089717de PP |
1058 | int64_t next_return_ts; |
1059 | ||
1043fdea PP |
1060 | status = validate_muxer_upstream_msg_iters(muxer_msg_iter); |
1061 | if (status != BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { | |
1062 | /* validate_muxer_upstream_msg_iters() logs details */ | |
1063 | goto end; | |
958f7d11 PP |
1064 | } |
1065 | ||
1066 | /* | |
089717de | 1067 | * At this point we know that all the existing upstream |
b09a5592 PP |
1068 | * message iterators are valid. We can find the one, |
1069 | * amongst those, of which the current message is the | |
089717de | 1070 | * youngest. |
958f7d11 | 1071 | */ |
b09a5592 PP |
1072 | status = muxer_msg_iter_youngest_upstream_msg_iter(muxer_comp, |
1073 | muxer_msg_iter, &muxer_upstream_msg_iter, | |
089717de | 1074 | &next_return_ts); |
3e3ea13e | 1075 | if (status < 0 || status == BT_SELF_MESSAGE_ITERATOR_STATUS_END) { |
3fd7b79d | 1076 | if (status < 0) { |
b09a5592 | 1077 | BT_LOGE("Cannot find the youngest upstream message iterator wrapper: " |
318fe670 | 1078 | "status=%s", |
d47c10dc | 1079 | bt_common_self_message_iterator_status_string(status)); |
318fe670 | 1080 | } else { |
b09a5592 | 1081 | BT_LOGV("Cannot find the youngest upstream message iterator wrapper: " |
318fe670 | 1082 | "status=%s", |
d47c10dc | 1083 | bt_common_self_message_iterator_status_string(status)); |
318fe670 PP |
1084 | } |
1085 | ||
958f7d11 PP |
1086 | goto end; |
1087 | } | |
1088 | ||
b09a5592 PP |
1089 | if (next_return_ts < muxer_msg_iter->last_returned_ts_ns) { |
1090 | BT_LOGE("Youngest upstream message iterator wrapper's timestamp is less than muxer's message iterator's last returned timestamp: " | |
1091 | "muxer-msg-iter-addr=%p, ts=%" PRId64 ", " | |
318fe670 | 1092 | "last-returned-ts=%" PRId64, |
b09a5592 PP |
1093 | muxer_msg_iter, next_return_ts, |
1094 | muxer_msg_iter->last_returned_ts_ns); | |
3e3ea13e | 1095 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; |
958f7d11 PP |
1096 | goto end; |
1097 | } | |
1098 | ||
b09a5592 PP |
1099 | BT_LOGV("Found youngest upstream message iterator wrapper: " |
1100 | "muxer-msg-iter-addr=%p, " | |
1101 | "muxer-upstream-msg-iter-wrap-addr=%p, " | |
318fe670 | 1102 | "ts=%" PRId64, |
b09a5592 | 1103 | muxer_msg_iter, muxer_upstream_msg_iter, next_return_ts); |
3e3ea13e | 1104 | BT_ASSERT(status == BT_SELF_MESSAGE_ITERATOR_STATUS_OK); |
b09a5592 | 1105 | BT_ASSERT(muxer_upstream_msg_iter); |
958f7d11 PP |
1106 | |
1107 | /* | |
3fd7b79d | 1108 | * Consume from the queue's head: other side |
b09a5592 | 1109 | * (muxer_upstream_msg_iter_next()) writes to the tail. |
958f7d11 | 1110 | */ |
b09a5592 PP |
1111 | *msg = g_queue_pop_head(muxer_upstream_msg_iter->msgs); |
1112 | BT_ASSERT(*msg); | |
1113 | muxer_msg_iter->last_returned_ts_ns = next_return_ts; | |
958f7d11 PP |
1114 | |
1115 | end: | |
3fd7b79d PP |
1116 | return status; |
1117 | } | |
1118 | ||
1119 | static | |
3e3ea13e | 1120 | bt_self_message_iterator_status muxer_msg_iter_do_next( |
3fd7b79d | 1121 | struct muxer_comp *muxer_comp, |
b09a5592 PP |
1122 | struct muxer_msg_iter *muxer_msg_iter, |
1123 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d PP |
1124 | uint64_t *count) |
1125 | { | |
3e3ea13e FD |
1126 | bt_self_message_iterator_status status = |
1127 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
3fd7b79d PP |
1128 | uint64_t i = 0; |
1129 | ||
9cce94e4 | 1130 | while (i < capacity && status == BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { |
b09a5592 PP |
1131 | status = muxer_msg_iter_do_next_one(muxer_comp, |
1132 | muxer_msg_iter, &msgs[i]); | |
9cce94e4 | 1133 | if (status == BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { |
3fd7b79d PP |
1134 | i++; |
1135 | } | |
1136 | } | |
1137 | ||
1138 | if (i > 0) { | |
1139 | /* | |
b09a5592 | 1140 | * Even if muxer_msg_iter_do_next_one() returned |
3fd7b79d | 1141 | * something else than |
b09a5592 PP |
1142 | * BT_MESSAGE_ITERATOR_STATUS_OK, we accumulated |
1143 | * message objects in the output message | |
3fd7b79d | 1144 | * array, so we need to return |
b09a5592 | 1145 | * BT_MESSAGE_ITERATOR_STATUS_OK so that they are |
3fd7b79d | 1146 | * transfered to downstream. This other status occurs |
b09a5592 | 1147 | * again the next time muxer_msg_iter_do_next() is |
3fd7b79d | 1148 | * called, possibly without any accumulated |
b09a5592 | 1149 | * message, in which case we'll return it. |
3fd7b79d PP |
1150 | */ |
1151 | *count = i; | |
3e3ea13e | 1152 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
3fd7b79d PP |
1153 | } |
1154 | ||
1155 | return status; | |
958f7d11 PP |
1156 | } |
1157 | ||
1158 | static | |
b09a5592 | 1159 | void destroy_muxer_msg_iter(struct muxer_msg_iter *muxer_msg_iter) |
ab11110e | 1160 | { |
b09a5592 | 1161 | if (!muxer_msg_iter) { |
ab11110e PP |
1162 | return; |
1163 | } | |
1164 | ||
b09a5592 PP |
1165 | BT_LOGD("Destroying muxer component's message iterator: " |
1166 | "muxer-msg-iter-addr=%p", muxer_msg_iter); | |
318fe670 | 1167 | |
a71ed05c PP |
1168 | if (muxer_msg_iter->active_muxer_upstream_msg_iters) { |
1169 | BT_LOGD_STR("Destroying muxer's active upstream message iterator wrappers."); | |
1170 | g_ptr_array_free( | |
1171 | muxer_msg_iter->active_muxer_upstream_msg_iters, TRUE); | |
1172 | } | |
1173 | ||
1174 | if (muxer_msg_iter->ended_muxer_upstream_msg_iters) { | |
1175 | BT_LOGD_STR("Destroying muxer's ended upstream message iterator wrappers."); | |
ab11110e | 1176 | g_ptr_array_free( |
a71ed05c | 1177 | muxer_msg_iter->ended_muxer_upstream_msg_iters, TRUE); |
ab11110e PP |
1178 | } |
1179 | ||
b09a5592 | 1180 | g_free(muxer_msg_iter); |
ab11110e PP |
1181 | } |
1182 | ||
1183 | static | |
1043fdea | 1184 | int muxer_msg_iter_init_upstream_iterators(struct muxer_comp *muxer_comp, |
b09a5592 | 1185 | struct muxer_msg_iter *muxer_msg_iter) |
958f7d11 | 1186 | { |
544d0515 PP |
1187 | int64_t count; |
1188 | int64_t i; | |
ab11110e | 1189 | int ret = 0; |
958f7d11 | 1190 | |
834e9996 | 1191 | count = bt_component_filter_get_input_port_count( |
bb61965b | 1192 | bt_self_component_filter_as_component_filter( |
834e9996 | 1193 | muxer_comp->self_comp)); |
544d0515 | 1194 | if (count < 0) { |
b09a5592 PP |
1195 | BT_LOGD("No input port to initialize for muxer component's message iterator: " |
1196 | "muxer-comp-addr=%p, muxer-msg-iter-addr=%p", | |
1197 | muxer_comp, muxer_msg_iter); | |
ab11110e PP |
1198 | goto end; |
1199 | } | |
958f7d11 PP |
1200 | |
1201 | for (i = 0; i < count; i++) { | |
1043fdea PP |
1202 | bt_self_component_port_input_message_iterator *upstream_msg_iter; |
1203 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter; | |
8eee8ea2 | 1204 | bt_self_component_port_input *self_port = |
834e9996 PP |
1205 | bt_self_component_filter_borrow_input_port_by_index( |
1206 | muxer_comp->self_comp, i); | |
8eee8ea2 | 1207 | const bt_port *port; |
958f7d11 | 1208 | |
834e9996 | 1209 | BT_ASSERT(self_port); |
bb61965b PP |
1210 | port = bt_self_component_port_as_port( |
1211 | bt_self_component_port_input_as_self_component_port( | |
834e9996 | 1212 | self_port)); |
8b45963b | 1213 | BT_ASSERT(port); |
958f7d11 PP |
1214 | |
1215 | if (!bt_port_is_connected(port)) { | |
1043fdea | 1216 | /* Skip non-connected port */ |
958f7d11 PP |
1217 | continue; |
1218 | } | |
1219 | ||
1043fdea PP |
1220 | upstream_msg_iter = create_msg_iter_on_input_port(self_port); |
1221 | if (!upstream_msg_iter) { | |
1222 | /* create_msg_iter_on_input_port() logs errors */ | |
1223 | BT_ASSERT(!upstream_msg_iter); | |
ab11110e PP |
1224 | ret = -1; |
1225 | goto end; | |
958f7d11 | 1226 | } |
318fe670 | 1227 | |
1043fdea PP |
1228 | muxer_upstream_msg_iter = |
1229 | muxer_msg_iter_add_upstream_msg_iter( | |
1230 | muxer_msg_iter, upstream_msg_iter); | |
1231 | bt_self_component_port_input_message_iterator_put_ref( | |
1232 | upstream_msg_iter); | |
1233 | if (!muxer_upstream_msg_iter) { | |
1234 | /* muxer_msg_iter_add_upstream_msg_iter() logs errors */ | |
1235 | ret = -1; | |
1236 | goto end; | |
1237 | } | |
958f7d11 PP |
1238 | } |
1239 | ||
1240 | end: | |
958f7d11 PP |
1241 | return ret; |
1242 | } | |
1243 | ||
958f7d11 | 1244 | BT_HIDDEN |
ee78f405 | 1245 | bt_self_message_iterator_status muxer_msg_iter_init( |
b09a5592 | 1246 | bt_self_message_iterator *self_msg_iter, |
8eee8ea2 PP |
1247 | bt_self_component_filter *self_comp, |
1248 | bt_self_component_port_output *port) | |
958f7d11 PP |
1249 | { |
1250 | struct muxer_comp *muxer_comp = NULL; | |
b09a5592 | 1251 | struct muxer_msg_iter *muxer_msg_iter = NULL; |
ee78f405 | 1252 | bt_self_message_iterator_status status = |
3e3ea13e | 1253 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
958f7d11 PP |
1254 | int ret; |
1255 | ||
834e9996 | 1256 | muxer_comp = bt_self_component_get_data( |
bb61965b | 1257 | bt_self_component_filter_as_self_component(self_comp)); |
8b45963b | 1258 | BT_ASSERT(muxer_comp); |
b09a5592 PP |
1259 | BT_LOGD("Initializing muxer component's message iterator: " |
1260 | "comp-addr=%p, muxer-comp-addr=%p, msg-iter-addr=%p", | |
1261 | self_comp, muxer_comp, self_msg_iter); | |
a09c6b95 | 1262 | |
b09a5592 | 1263 | if (muxer_comp->initializing_muxer_msg_iter) { |
a09c6b95 | 1264 | /* |
089717de | 1265 | * Weird, unhandled situation detected: downstream |
b09a5592 PP |
1266 | * creates a muxer message iterator while creating |
1267 | * another muxer message iterator (same component). | |
a09c6b95 | 1268 | */ |
b09a5592 PP |
1269 | BT_LOGE("Recursive initialization of muxer component's message iterator: " |
1270 | "comp-addr=%p, muxer-comp-addr=%p, msg-iter-addr=%p", | |
1271 | self_comp, muxer_comp, self_msg_iter); | |
958f7d11 PP |
1272 | goto error; |
1273 | } | |
1274 | ||
b09a5592 PP |
1275 | muxer_comp->initializing_muxer_msg_iter = true; |
1276 | muxer_msg_iter = g_new0(struct muxer_msg_iter, 1); | |
1277 | if (!muxer_msg_iter) { | |
1278 | BT_LOGE_STR("Failed to allocate one muxer component's message iterator."); | |
ab11110e PP |
1279 | goto error; |
1280 | } | |
1281 | ||
b09a5592 | 1282 | muxer_msg_iter->last_returned_ts_ns = INT64_MIN; |
a71ed05c | 1283 | muxer_msg_iter->active_muxer_upstream_msg_iters = |
958f7d11 | 1284 | g_ptr_array_new_with_free_func( |
b09a5592 | 1285 | (GDestroyNotify) destroy_muxer_upstream_msg_iter); |
a71ed05c PP |
1286 | if (!muxer_msg_iter->active_muxer_upstream_msg_iters) { |
1287 | BT_LOGE_STR("Failed to allocate a GPtrArray."); | |
1288 | goto error; | |
1289 | } | |
1290 | ||
1291 | muxer_msg_iter->ended_muxer_upstream_msg_iters = | |
1292 | g_ptr_array_new_with_free_func( | |
1293 | (GDestroyNotify) destroy_muxer_upstream_msg_iter); | |
1294 | if (!muxer_msg_iter->ended_muxer_upstream_msg_iters) { | |
318fe670 | 1295 | BT_LOGE_STR("Failed to allocate a GPtrArray."); |
958f7d11 PP |
1296 | goto error; |
1297 | } | |
1298 | ||
1043fdea | 1299 | ret = muxer_msg_iter_init_upstream_iterators(muxer_comp, |
b09a5592 | 1300 | muxer_msg_iter); |
a09c6b95 | 1301 | if (ret) { |
1043fdea | 1302 | BT_LOGE("Cannot initialize connected input ports for muxer component's message iterator: " |
318fe670 | 1303 | "comp-addr=%p, muxer-comp-addr=%p, " |
b09a5592 PP |
1304 | "muxer-msg-iter-addr=%p, msg-iter-addr=%p, ret=%d", |
1305 | self_comp, muxer_comp, muxer_msg_iter, | |
1306 | self_msg_iter, ret); | |
a09c6b95 PP |
1307 | goto error; |
1308 | } | |
1309 | ||
1043fdea | 1310 | bt_self_message_iterator_set_data(self_msg_iter, muxer_msg_iter); |
b09a5592 PP |
1311 | BT_LOGD("Initialized muxer component's message iterator: " |
1312 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1313 | "msg-iter-addr=%p", | |
1314 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
958f7d11 PP |
1315 | goto end; |
1316 | ||
1317 | error: | |
b09a5592 | 1318 | destroy_muxer_msg_iter(muxer_msg_iter); |
1043fdea | 1319 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
3e3ea13e | 1320 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; |
958f7d11 PP |
1321 | |
1322 | end: | |
b09a5592 | 1323 | muxer_comp->initializing_muxer_msg_iter = false; |
958f7d11 PP |
1324 | return status; |
1325 | } | |
1326 | ||
1327 | BT_HIDDEN | |
a71ed05c | 1328 | void muxer_msg_iter_finalize(bt_self_message_iterator *self_msg_iter) |
958f7d11 | 1329 | { |
b09a5592 PP |
1330 | struct muxer_msg_iter *muxer_msg_iter = |
1331 | bt_self_message_iterator_get_data(self_msg_iter); | |
8eee8ea2 | 1332 | bt_self_component *self_comp = NULL; |
958f7d11 PP |
1333 | struct muxer_comp *muxer_comp = NULL; |
1334 | ||
b09a5592 PP |
1335 | self_comp = bt_self_message_iterator_borrow_component( |
1336 | self_msg_iter); | |
834e9996 PP |
1337 | BT_ASSERT(self_comp); |
1338 | muxer_comp = bt_self_component_get_data(self_comp); | |
b09a5592 PP |
1339 | BT_LOGD("Finalizing muxer component's message iterator: " |
1340 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1341 | "msg-iter-addr=%p", | |
1342 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
958f7d11 | 1343 | |
1043fdea | 1344 | if (muxer_msg_iter) { |
b09a5592 | 1345 | destroy_muxer_msg_iter(muxer_msg_iter); |
958f7d11 | 1346 | } |
958f7d11 PP |
1347 | } |
1348 | ||
1349 | BT_HIDDEN | |
3e3ea13e | 1350 | bt_self_message_iterator_status muxer_msg_iter_next( |
b09a5592 PP |
1351 | bt_self_message_iterator *self_msg_iter, |
1352 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d | 1353 | uint64_t *count) |
958f7d11 | 1354 | { |
3e3ea13e | 1355 | bt_self_message_iterator_status status; |
b09a5592 PP |
1356 | struct muxer_msg_iter *muxer_msg_iter = |
1357 | bt_self_message_iterator_get_data(self_msg_iter); | |
8eee8ea2 | 1358 | bt_self_component *self_comp = NULL; |
958f7d11 | 1359 | struct muxer_comp *muxer_comp = NULL; |
958f7d11 | 1360 | |
b09a5592 PP |
1361 | BT_ASSERT(muxer_msg_iter); |
1362 | self_comp = bt_self_message_iterator_borrow_component( | |
1363 | self_msg_iter); | |
834e9996 PP |
1364 | BT_ASSERT(self_comp); |
1365 | muxer_comp = bt_self_component_get_data(self_comp); | |
8b45963b | 1366 | BT_ASSERT(muxer_comp); |
b09a5592 PP |
1367 | BT_LOGV("Muxer component's message iterator's \"next\" method called: " |
1368 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1369 | "msg-iter-addr=%p", | |
1370 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
318fe670 | 1371 | |
b09a5592 PP |
1372 | status = muxer_msg_iter_do_next(muxer_comp, muxer_msg_iter, |
1373 | msgs, capacity, count); | |
3fd7b79d | 1374 | if (status < 0) { |
b09a5592 PP |
1375 | BT_LOGE("Cannot get next message: " |
1376 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1377 | "msg-iter-addr=%p, status=%s", | |
1378 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter, | |
d47c10dc | 1379 | bt_common_self_message_iterator_status_string(status)); |
318fe670 | 1380 | } else { |
b09a5592 | 1381 | BT_LOGV("Returning from muxer component's message iterator's \"next\" method: " |
3fd7b79d | 1382 | "status=%s", |
d47c10dc | 1383 | bt_common_self_message_iterator_status_string(status)); |
318fe670 | 1384 | } |
958f7d11 | 1385 | |
3fd7b79d | 1386 | return status; |
958f7d11 PP |
1387 | } |
1388 | ||
1389 | BT_HIDDEN | |
ee78f405 | 1390 | bt_self_component_status muxer_input_port_connected( |
8eee8ea2 PP |
1391 | bt_self_component_filter *self_comp, |
1392 | bt_self_component_port_input *self_port, | |
1393 | const bt_port_output *other_port) | |
958f7d11 | 1394 | { |
1043fdea | 1395 | bt_self_component_status status; |
958f7d11 | 1396 | |
1043fdea PP |
1397 | status = add_available_input_port(self_comp); |
1398 | if (status) { | |
06a2cb0d PP |
1399 | /* |
1400 | * Only way to report an error later since this | |
1401 | * method does not return anything. | |
1402 | */ | |
1043fdea PP |
1403 | BT_LOGE("Cannot add one muxer component's input port: " |
1404 | "status=%s", | |
1405 | bt_self_component_status_string(status)); | |
06a2cb0d PP |
1406 | goto end; |
1407 | } | |
1408 | ||
958f7d11 | 1409 | end: |
634f394c | 1410 | return status; |
958f7d11 | 1411 | } |
c9d3ff42 | 1412 | |
a71ed05c PP |
1413 | static inline |
1414 | bt_bool muxer_upstream_msg_iters_can_all_seek_beginning( | |
1415 | GPtrArray *muxer_upstream_msg_iters) | |
c9d3ff42 | 1416 | { |
c9d3ff42 PP |
1417 | uint64_t i; |
1418 | bt_bool ret = BT_TRUE; | |
1419 | ||
a71ed05c | 1420 | for (i = 0; i < muxer_upstream_msg_iters->len; i++) { |
c9d3ff42 | 1421 | struct muxer_upstream_msg_iter *upstream_msg_iter = |
a71ed05c | 1422 | muxer_upstream_msg_iters->pdata[i]; |
c9d3ff42 PP |
1423 | |
1424 | if (!bt_self_component_port_input_message_iterator_can_seek_beginning( | |
1425 | upstream_msg_iter->msg_iter)) { | |
1426 | ret = BT_FALSE; | |
1427 | goto end; | |
1428 | } | |
1429 | } | |
1430 | ||
1431 | end: | |
1432 | return ret; | |
1433 | } | |
1434 | ||
a71ed05c PP |
1435 | BT_HIDDEN |
1436 | bt_bool muxer_msg_iter_can_seek_beginning( | |
1437 | bt_self_message_iterator *self_msg_iter) | |
1438 | { | |
1439 | struct muxer_msg_iter *muxer_msg_iter = | |
1440 | bt_self_message_iterator_get_data(self_msg_iter); | |
1441 | bt_bool ret = BT_TRUE; | |
1442 | ||
1443 | if (!muxer_upstream_msg_iters_can_all_seek_beginning( | |
1444 | muxer_msg_iter->active_muxer_upstream_msg_iters)) { | |
1445 | ret = BT_FALSE; | |
1446 | goto end; | |
1447 | } | |
1448 | ||
1449 | if (!muxer_upstream_msg_iters_can_all_seek_beginning( | |
1450 | muxer_msg_iter->ended_muxer_upstream_msg_iters)) { | |
1451 | ret = BT_FALSE; | |
1452 | goto end; | |
1453 | } | |
1454 | ||
1455 | end: | |
1456 | return ret; | |
1457 | } | |
1458 | ||
c9d3ff42 PP |
1459 | BT_HIDDEN |
1460 | bt_self_message_iterator_status muxer_msg_iter_seek_beginning( | |
1461 | bt_self_message_iterator *self_msg_iter) | |
1462 | { | |
1463 | struct muxer_msg_iter *muxer_msg_iter = | |
1464 | bt_self_message_iterator_get_data(self_msg_iter); | |
ac74d1d1 | 1465 | bt_message_iterator_status status = BT_MESSAGE_ITERATOR_STATUS_OK; |
c9d3ff42 PP |
1466 | uint64_t i; |
1467 | ||
a71ed05c PP |
1468 | /* Seek all ended upstream iterators first */ |
1469 | for (i = 0; i < muxer_msg_iter->ended_muxer_upstream_msg_iters->len; | |
1470 | i++) { | |
c9d3ff42 | 1471 | struct muxer_upstream_msg_iter *upstream_msg_iter = |
a71ed05c | 1472 | muxer_msg_iter->ended_muxer_upstream_msg_iters->pdata[i]; |
c9d3ff42 PP |
1473 | |
1474 | status = bt_self_component_port_input_message_iterator_seek_beginning( | |
1475 | upstream_msg_iter->msg_iter); | |
1476 | if (status != BT_MESSAGE_ITERATOR_STATUS_OK) { | |
1477 | goto end; | |
1478 | } | |
a71ed05c PP |
1479 | |
1480 | empty_message_queue(upstream_msg_iter); | |
1481 | } | |
1482 | ||
1483 | /* Seek all previously active upstream iterators */ | |
1484 | for (i = 0; i < muxer_msg_iter->active_muxer_upstream_msg_iters->len; | |
1485 | i++) { | |
1486 | struct muxer_upstream_msg_iter *upstream_msg_iter = | |
1487 | muxer_msg_iter->active_muxer_upstream_msg_iters->pdata[i]; | |
1488 | ||
1489 | status = bt_self_component_port_input_message_iterator_seek_beginning( | |
1490 | upstream_msg_iter->msg_iter); | |
1491 | if (status != BT_MESSAGE_ITERATOR_STATUS_OK) { | |
1492 | goto end; | |
1493 | } | |
1494 | ||
1495 | empty_message_queue(upstream_msg_iter); | |
1496 | } | |
1497 | ||
1498 | /* Make them all active */ | |
1499 | for (i = 0; i < muxer_msg_iter->ended_muxer_upstream_msg_iters->len; | |
1500 | i++) { | |
1501 | struct muxer_upstream_msg_iter *upstream_msg_iter = | |
1502 | muxer_msg_iter->ended_muxer_upstream_msg_iters->pdata[i]; | |
1503 | ||
1504 | g_ptr_array_add(muxer_msg_iter->active_muxer_upstream_msg_iters, | |
1505 | upstream_msg_iter); | |
1506 | muxer_msg_iter->ended_muxer_upstream_msg_iters->pdata[i] = NULL; | |
c9d3ff42 PP |
1507 | } |
1508 | ||
a71ed05c PP |
1509 | g_ptr_array_remove_range(muxer_msg_iter->ended_muxer_upstream_msg_iters, |
1510 | 0, muxer_msg_iter->ended_muxer_upstream_msg_iters->len); | |
c9d3ff42 | 1511 | muxer_msg_iter->last_returned_ts_ns = INT64_MIN; |
a71ed05c PP |
1512 | muxer_msg_iter->clock_class_expectation = |
1513 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY; | |
c9d3ff42 PP |
1514 | |
1515 | end: | |
ac74d1d1 | 1516 | return (bt_self_message_iterator_status) status; |
c9d3ff42 | 1517 | } |