Commit | Line | Data |
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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 | ||
fed72692 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> |
9d408fca | 28 | #include <babeltrace/babeltrace.h> |
c6bd8523 | 29 | #include <babeltrace/value-internal.h> |
fed72692 | 30 | #include <babeltrace/graph/component-internal.h> |
d6e69534 | 31 | #include <babeltrace/graph/message-iterator-internal.h> |
fed72692 | 32 | #include <babeltrace/graph/connection-internal.h> |
958f7d11 PP |
33 | #include <plugins-common.h> |
34 | #include <glib.h> | |
c55a9f58 | 35 | #include <stdbool.h> |
fed72692 | 36 | #include <inttypes.h> |
f6ccaed9 | 37 | #include <babeltrace/assert-internal.h> |
da91b29a | 38 | #include <babeltrace/common-internal.h> |
0fbb9a9f | 39 | #include <stdlib.h> |
282c8cd0 | 40 | #include <string.h> |
958f7d11 | 41 | |
fdf0b89e 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 */ |
b19ff26f | 48 | bt_self_component_filter *self_comp; |
d94d92ac | 49 | |
958f7d11 PP |
50 | unsigned int next_port_num; |
51 | size_t available_input_ports; | |
d6e69534 | 52 | bool initializing_muxer_msg_iter; |
282c8cd0 | 53 | bool assume_absolute_clock_classes; |
958f7d11 PP |
54 | }; |
55 | ||
d6e69534 | 56 | struct muxer_upstream_msg_iter { |
ab11110e | 57 | /* Owned by this, NULL if ended */ |
d6e69534 | 58 | bt_self_component_port_input_message_iterator *msg_iter; |
958f7d11 | 59 | |
d6e69534 PP |
60 | /* Contains `const bt_message *`, owned by this */ |
61 | GQueue *msgs; | |
958f7d11 PP |
62 | }; |
63 | ||
d6e69534 PP |
64 | enum muxer_msg_iter_clock_class_expectation { |
65 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY = 0, | |
66 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE, | |
67 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID, | |
68 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID, | |
282c8cd0 PP |
69 | }; |
70 | ||
d6e69534 | 71 | struct muxer_msg_iter { |
ab11110e | 72 | /* |
d6e69534 | 73 | * Array of struct muxer_upstream_msg_iter * (owned by this). |
ab11110e PP |
74 | * |
75 | * NOTE: This array is searched in linearly to find the youngest | |
d6e69534 | 76 | * current message. Keep this until benchmarks confirm that |
ab11110e PP |
77 | * another data structure is faster than this for our typical |
78 | * use cases. | |
79 | */ | |
d6e69534 | 80 | GPtrArray *muxer_upstream_msg_iters; |
958f7d11 | 81 | |
d6e69534 | 82 | /* Last time returned in a message */ |
958f7d11 | 83 | int64_t last_returned_ts_ns; |
282c8cd0 PP |
84 | |
85 | /* Clock class expectation state */ | |
d6e69534 | 86 | enum muxer_msg_iter_clock_class_expectation clock_class_expectation; |
282c8cd0 PP |
87 | |
88 | /* | |
89 | * Expected clock class UUID, only valid when | |
90 | * clock_class_expectation is | |
d6e69534 | 91 | * MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID. |
282c8cd0 PP |
92 | */ |
93 | unsigned char expected_clock_class_uuid[BABELTRACE_UUID_LEN]; | |
958f7d11 PP |
94 | }; |
95 | ||
ab11110e | 96 | static |
d6e69534 PP |
97 | void destroy_muxer_upstream_msg_iter( |
98 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter) | |
ab11110e | 99 | { |
d6e69534 | 100 | if (!muxer_upstream_msg_iter) { |
ab11110e PP |
101 | return; |
102 | } | |
103 | ||
d6e69534 PP |
104 | BT_LOGD("Destroying muxer's upstream message iterator wrapper: " |
105 | "addr=%p, msg-iter-addr=%p, queue-len=%u", | |
106 | muxer_upstream_msg_iter, | |
107 | muxer_upstream_msg_iter->msg_iter, | |
108 | muxer_upstream_msg_iter->msgs->length); | |
109 | bt_self_component_port_input_message_iterator_put_ref(muxer_upstream_msg_iter->msg_iter); | |
d4393e08 | 110 | |
d6e69534 PP |
111 | if (muxer_upstream_msg_iter->msgs) { |
112 | const bt_message *msg; | |
d4393e08 | 113 | |
d6e69534 PP |
114 | while ((msg = g_queue_pop_head( |
115 | muxer_upstream_msg_iter->msgs))) { | |
116 | bt_message_put_ref(msg); | |
d4393e08 PP |
117 | } |
118 | ||
d6e69534 | 119 | g_queue_free(muxer_upstream_msg_iter->msgs); |
d4393e08 PP |
120 | } |
121 | ||
d6e69534 | 122 | g_free(muxer_upstream_msg_iter); |
ab11110e PP |
123 | } |
124 | ||
958f7d11 | 125 | static |
d6e69534 PP |
126 | struct muxer_upstream_msg_iter *muxer_msg_iter_add_upstream_msg_iter( |
127 | struct muxer_msg_iter *muxer_msg_iter, | |
128 | bt_self_component_port_input_message_iterator *self_msg_iter) | |
958f7d11 | 129 | { |
d6e69534 PP |
130 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = |
131 | g_new0(struct muxer_upstream_msg_iter, 1); | |
958f7d11 | 132 | |
d6e69534 PP |
133 | if (!muxer_upstream_msg_iter) { |
134 | BT_LOGE_STR("Failed to allocate one muxer's upstream message iterator wrapper."); | |
958f7d11 PP |
135 | goto end; |
136 | } | |
137 | ||
d6e69534 PP |
138 | muxer_upstream_msg_iter->msg_iter = self_msg_iter; |
139 | bt_self_component_port_input_message_iterator_get_ref(muxer_upstream_msg_iter->msg_iter); | |
140 | muxer_upstream_msg_iter->msgs = g_queue_new(); | |
141 | if (!muxer_upstream_msg_iter->msgs) { | |
d4393e08 | 142 | BT_LOGE_STR("Failed to allocate a GQueue."); |
d4393e08 PP |
143 | goto end; |
144 | } | |
145 | ||
d6e69534 PP |
146 | g_ptr_array_add(muxer_msg_iter->muxer_upstream_msg_iters, |
147 | muxer_upstream_msg_iter); | |
148 | BT_LOGD("Added muxer's upstream message iterator wrapper: " | |
149 | "addr=%p, muxer-msg-iter-addr=%p, msg-iter-addr=%p", | |
150 | muxer_upstream_msg_iter, muxer_msg_iter, | |
151 | self_msg_iter); | |
958f7d11 PP |
152 | |
153 | end: | |
d6e69534 | 154 | return muxer_upstream_msg_iter; |
958f7d11 PP |
155 | } |
156 | ||
958f7d11 | 157 | static |
5badd463 | 158 | bt_self_component_status add_available_input_port( |
b19ff26f | 159 | bt_self_component_filter *self_comp) |
958f7d11 | 160 | { |
d94d92ac | 161 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
707b7d35 | 162 | bt_self_component_filter_as_self_component(self_comp)); |
4cdfc5e8 | 163 | bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK; |
958f7d11 | 164 | GString *port_name = NULL; |
958f7d11 | 165 | |
f6ccaed9 | 166 | BT_ASSERT(muxer_comp); |
958f7d11 PP |
167 | port_name = g_string_new("in"); |
168 | if (!port_name) { | |
fed72692 | 169 | BT_LOGE_STR("Failed to allocate a GString."); |
d94d92ac | 170 | status = BT_SELF_COMPONENT_STATUS_NOMEM; |
958f7d11 PP |
171 | goto end; |
172 | } | |
173 | ||
174 | g_string_append_printf(port_name, "%u", muxer_comp->next_port_num); | |
d94d92ac PP |
175 | status = bt_self_component_filter_add_input_port( |
176 | self_comp, port_name->str, NULL, NULL); | |
177 | if (status != BT_SELF_COMPONENT_STATUS_OK) { | |
fed72692 PP |
178 | BT_LOGE("Cannot add input port to muxer component: " |
179 | "port-name=\"%s\", comp-addr=%p, status=%s", | |
d94d92ac PP |
180 | port_name->str, self_comp, |
181 | bt_self_component_status_string(status)); | |
958f7d11 PP |
182 | goto end; |
183 | } | |
184 | ||
185 | muxer_comp->available_input_ports++; | |
186 | muxer_comp->next_port_num++; | |
fed72692 PP |
187 | BT_LOGD("Added one input port to muxer component: " |
188 | "port-name=\"%s\", comp-addr=%p", | |
d94d92ac | 189 | port_name->str, self_comp); |
5badd463 | 190 | |
958f7d11 PP |
191 | end: |
192 | if (port_name) { | |
193 | g_string_free(port_name, TRUE); | |
194 | } | |
195 | ||
147337a3 | 196 | return status; |
958f7d11 PP |
197 | } |
198 | ||
958f7d11 | 199 | static |
4cdfc5e8 | 200 | bt_self_component_status create_output_port( |
b19ff26f | 201 | bt_self_component_filter *self_comp) |
958f7d11 | 202 | { |
d94d92ac PP |
203 | return bt_self_component_filter_add_output_port( |
204 | self_comp, "out", NULL, NULL); | |
958f7d11 PP |
205 | } |
206 | ||
207 | static | |
208 | void destroy_muxer_comp(struct muxer_comp *muxer_comp) | |
209 | { | |
210 | if (!muxer_comp) { | |
211 | return; | |
212 | } | |
213 | ||
958f7d11 PP |
214 | g_free(muxer_comp); |
215 | } | |
216 | ||
65ee897d | 217 | static |
b19ff26f | 218 | bt_value *get_default_params(void) |
65ee897d | 219 | { |
b19ff26f | 220 | bt_value *params; |
65ee897d PP |
221 | int ret; |
222 | ||
05e21286 | 223 | params = bt_value_map_create(); |
65ee897d | 224 | if (!params) { |
fed72692 | 225 | BT_LOGE_STR("Cannot create a map value object."); |
65ee897d PP |
226 | goto error; |
227 | } | |
228 | ||
05e21286 | 229 | ret = bt_value_map_insert_bool_entry(params, |
c3acd5f3 | 230 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME, false); |
65ee897d | 231 | if (ret) { |
fed72692 | 232 | BT_LOGE_STR("Cannot add boolean value to map value object."); |
65ee897d PP |
233 | goto error; |
234 | } | |
235 | ||
236 | goto end; | |
237 | ||
238 | error: | |
c5b9b441 | 239 | BT_VALUE_PUT_REF_AND_RESET(params); |
65ee897d PP |
240 | |
241 | end: | |
242 | return params; | |
243 | } | |
244 | ||
245 | static | |
05e21286 | 246 | int configure_muxer_comp(struct muxer_comp *muxer_comp, |
b19ff26f | 247 | const bt_value *params) |
65ee897d | 248 | { |
b19ff26f PP |
249 | bt_value *default_params = NULL; |
250 | bt_value *real_params = NULL; | |
251 | const bt_value *assume_absolute_clock_classes = NULL; | |
65ee897d | 252 | int ret = 0; |
c55a9f58 | 253 | bt_bool bool_val; |
65ee897d PP |
254 | |
255 | default_params = get_default_params(); | |
256 | if (!default_params) { | |
fed72692 PP |
257 | BT_LOGE("Cannot get default parameters: " |
258 | "muxer-comp-addr=%p", muxer_comp); | |
65ee897d PP |
259 | goto error; |
260 | } | |
261 | ||
35294e83 | 262 | ret = bt_value_map_extend(default_params, params, &real_params); |
601b0d3c | 263 | if (ret) { |
fed72692 PP |
264 | BT_LOGE("Cannot extend default parameters map value: " |
265 | "muxer-comp-addr=%p, def-params-addr=%p, " | |
266 | "params-addr=%p", muxer_comp, default_params, | |
267 | params); | |
65ee897d PP |
268 | goto error; |
269 | } | |
270 | ||
05e21286 PP |
271 | assume_absolute_clock_classes = bt_value_map_borrow_entry_value(real_params, |
272 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME); | |
f6ccaed9 PP |
273 | if (assume_absolute_clock_classes && |
274 | !bt_value_is_bool(assume_absolute_clock_classes)) { | |
fed72692 PP |
275 | BT_LOGE("Expecting a boolean value for the `%s` parameter: " |
276 | "muxer-comp-addr=%p, value-type=%s", | |
277 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME, muxer_comp, | |
da91b29a | 278 | bt_common_value_type_string( |
fed72692 | 279 | bt_value_get_type(assume_absolute_clock_classes))); |
65ee897d PP |
280 | goto error; |
281 | } | |
282 | ||
601b0d3c | 283 | bool_val = bt_value_bool_get(assume_absolute_clock_classes); |
282c8cd0 | 284 | muxer_comp->assume_absolute_clock_classes = (bool) bool_val; |
fed72692 PP |
285 | BT_LOGD("Configured muxer component: muxer-comp-addr=%p, " |
286 | "assume-absolute-clock-classes=%d", | |
287 | muxer_comp, muxer_comp->assume_absolute_clock_classes); | |
65ee897d PP |
288 | goto end; |
289 | ||
290 | error: | |
291 | ret = -1; | |
292 | ||
293 | end: | |
c5b9b441 PP |
294 | bt_value_put_ref(default_params); |
295 | bt_value_put_ref(real_params); | |
65ee897d PP |
296 | return ret; |
297 | } | |
298 | ||
958f7d11 | 299 | BT_HIDDEN |
4cdfc5e8 | 300 | bt_self_component_status muxer_init( |
b19ff26f | 301 | bt_self_component_filter *self_comp, |
fdf0b89e | 302 | const bt_value *params, void *init_data) |
958f7d11 PP |
303 | { |
304 | int ret; | |
4cdfc5e8 | 305 | bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK; |
958f7d11 PP |
306 | struct muxer_comp *muxer_comp = g_new0(struct muxer_comp, 1); |
307 | ||
fed72692 | 308 | BT_LOGD("Initializing muxer component: " |
d94d92ac | 309 | "comp-addr=%p, params-addr=%p", self_comp, params); |
fed72692 | 310 | |
958f7d11 | 311 | if (!muxer_comp) { |
fed72692 | 312 | BT_LOGE_STR("Failed to allocate one muxer component."); |
958f7d11 PP |
313 | goto error; |
314 | } | |
315 | ||
65ee897d PP |
316 | ret = configure_muxer_comp(muxer_comp, params); |
317 | if (ret) { | |
fed72692 PP |
318 | BT_LOGE("Cannot configure muxer component: " |
319 | "muxer-comp-addr=%p, params-addr=%p", | |
320 | muxer_comp, params); | |
65ee897d PP |
321 | goto error; |
322 | } | |
323 | ||
d94d92ac PP |
324 | muxer_comp->self_comp = self_comp; |
325 | bt_self_component_set_data( | |
707b7d35 | 326 | bt_self_component_filter_as_self_component(self_comp), |
d94d92ac | 327 | muxer_comp); |
5badd463 | 328 | status = add_available_input_port(self_comp); |
d94d92ac | 329 | if (status != BT_SELF_COMPONENT_STATUS_OK) { |
fed72692 PP |
330 | BT_LOGE("Cannot ensure that at least one muxer component's input port is available: " |
331 | "muxer-comp-addr=%p, status=%s", | |
332 | muxer_comp, | |
d94d92ac | 333 | bt_self_component_status_string(status)); |
958f7d11 PP |
334 | goto error; |
335 | } | |
336 | ||
d94d92ac | 337 | status = create_output_port(self_comp); |
fed72692 PP |
338 | if (status) { |
339 | BT_LOGE("Cannot create muxer component's output port: " | |
340 | "muxer-comp-addr=%p, status=%s", | |
341 | muxer_comp, | |
d94d92ac | 342 | bt_self_component_status_string(status)); |
958f7d11 PP |
343 | goto error; |
344 | } | |
345 | ||
fed72692 PP |
346 | BT_LOGD("Initialized muxer component: " |
347 | "comp-addr=%p, params-addr=%p, muxer-comp-addr=%p", | |
d94d92ac | 348 | self_comp, params, muxer_comp); |
fed72692 | 349 | |
958f7d11 PP |
350 | goto end; |
351 | ||
352 | error: | |
353 | destroy_muxer_comp(muxer_comp); | |
d94d92ac | 354 | bt_self_component_set_data( |
707b7d35 | 355 | bt_self_component_filter_as_self_component(self_comp), |
d94d92ac | 356 | NULL); |
147337a3 | 357 | |
d94d92ac PP |
358 | if (status == BT_SELF_COMPONENT_STATUS_OK) { |
359 | status = BT_SELF_COMPONENT_STATUS_ERROR; | |
147337a3 | 360 | } |
958f7d11 PP |
361 | |
362 | end: | |
363 | return status; | |
364 | } | |
365 | ||
366 | BT_HIDDEN | |
b19ff26f | 367 | void muxer_finalize(bt_self_component_filter *self_comp) |
958f7d11 | 368 | { |
d94d92ac | 369 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
707b7d35 | 370 | bt_self_component_filter_as_self_component(self_comp)); |
958f7d11 | 371 | |
fed72692 | 372 | BT_LOGD("Finalizing muxer component: comp-addr=%p", |
d94d92ac | 373 | self_comp); |
958f7d11 PP |
374 | destroy_muxer_comp(muxer_comp); |
375 | } | |
376 | ||
377 | static | |
d6e69534 | 378 | bt_self_component_port_input_message_iterator * |
5badd463 | 379 | create_msg_iter_on_input_port(bt_self_component_port_input *self_port) |
958f7d11 | 380 | { |
b19ff26f | 381 | const bt_port *port = bt_self_component_port_as_port( |
707b7d35 | 382 | bt_self_component_port_input_as_self_component_port( |
d94d92ac | 383 | self_port)); |
d6e69534 | 384 | bt_self_component_port_input_message_iterator *msg_iter = |
d94d92ac | 385 | NULL; |
958f7d11 | 386 | |
f6ccaed9 PP |
387 | BT_ASSERT(port); |
388 | BT_ASSERT(bt_port_is_connected(port)); | |
958f7d11 | 389 | |
ab11110e | 390 | // TODO: Advance the iterator to >= the time of the latest |
d6e69534 | 391 | // returned message by the muxer message |
ab11110e | 392 | // iterator which creates it. |
d6e69534 | 393 | msg_iter = bt_self_component_port_input_message_iterator_create( |
d94d92ac | 394 | self_port); |
d6e69534 PP |
395 | if (!msg_iter) { |
396 | BT_LOGE("Cannot create upstream message iterator on input port: " | |
d94d92ac PP |
397 | "port-addr=%p, port-name=\"%s\"", |
398 | port, bt_port_get_name(port)); | |
958f7d11 PP |
399 | goto end; |
400 | } | |
401 | ||
d6e69534 PP |
402 | BT_LOGD("Created upstream message iterator on input port: " |
403 | "port-addr=%p, port-name=\"%s\", msg-iter-addr=%p", | |
404 | port, bt_port_get_name(port), msg_iter); | |
fed72692 | 405 | |
958f7d11 | 406 | end: |
d6e69534 | 407 | return msg_iter; |
958f7d11 PP |
408 | } |
409 | ||
ab11110e | 410 | static |
fdf0b89e | 411 | bt_self_message_iterator_status muxer_upstream_msg_iter_next( |
d6e69534 | 412 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter) |
ab11110e | 413 | { |
fdf0b89e FD |
414 | bt_self_message_iterator_status status; |
415 | bt_message_iterator_status input_port_iter_status; | |
d6e69534 | 416 | bt_message_array_const msgs; |
d4393e08 PP |
417 | uint64_t i; |
418 | uint64_t count; | |
ab11110e | 419 | |
d6e69534 PP |
420 | BT_LOGV("Calling upstream message iterator's \"next\" method: " |
421 | "muxer-upstream-msg-iter-wrap-addr=%p, msg-iter-addr=%p", | |
422 | muxer_upstream_msg_iter, | |
423 | muxer_upstream_msg_iter->msg_iter); | |
fdf0b89e | 424 | input_port_iter_status = bt_self_component_port_input_message_iterator_next( |
d6e69534 PP |
425 | muxer_upstream_msg_iter->msg_iter, &msgs, &count); |
426 | BT_LOGV("Upstream message iterator's \"next\" method returned: " | |
fdf0b89e | 427 | "status=%s", bt_message_iterator_status_string(input_port_iter_status)); |
ab11110e | 428 | |
fdf0b89e | 429 | switch (input_port_iter_status) { |
d6e69534 | 430 | case BT_MESSAGE_ITERATOR_STATUS_OK: |
089717de | 431 | /* |
d6e69534 | 432 | * Message iterator's current message is |
d4393e08 | 433 | * valid: it must be considered for muxing operations. |
089717de | 434 | */ |
d6e69534 | 435 | BT_LOGV_STR("Validated upstream message iterator wrapper."); |
d4393e08 PP |
436 | BT_ASSERT(count > 0); |
437 | ||
d6e69534 | 438 | /* Move messages to our queue */ |
d4393e08 PP |
439 | for (i = 0; i < count; i++) { |
440 | /* | |
441 | * Push to tail in order; other side | |
d6e69534 | 442 | * (muxer_msg_iter_do_next_one()) consumes |
d4393e08 PP |
443 | * from the head first. |
444 | */ | |
d6e69534 PP |
445 | g_queue_push_tail(muxer_upstream_msg_iter->msgs, |
446 | (void *) msgs[i]); | |
d4393e08 | 447 | } |
fdf0b89e | 448 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
ab11110e | 449 | break; |
d6e69534 | 450 | case BT_MESSAGE_ITERATOR_STATUS_AGAIN: |
089717de | 451 | /* |
d6e69534 | 452 | * Message iterator's current message is not |
089717de | 453 | * valid anymore. Return |
d6e69534 | 454 | * BT_MESSAGE_ITERATOR_STATUS_AGAIN immediately. |
089717de | 455 | */ |
fdf0b89e | 456 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_AGAIN; |
ab11110e | 457 | break; |
d6e69534 | 458 | case BT_MESSAGE_ITERATOR_STATUS_END: /* Fall-through. */ |
ab11110e | 459 | /* |
d6e69534 | 460 | * Message iterator reached the end: release it. It |
ab11110e | 461 | * won't be considered again to find the youngest |
d6e69534 | 462 | * message. |
ab11110e | 463 | */ |
d6e69534 | 464 | BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_PUT_REF_AND_RESET(muxer_upstream_msg_iter->msg_iter); |
fdf0b89e | 465 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
089717de | 466 | break; |
ab11110e PP |
467 | default: |
468 | /* Error or unsupported status code */ | |
fed72692 | 469 | BT_LOGE("Error or unsupported status code: " |
fdf0b89e FD |
470 | "status-code=%d", input_port_iter_status); |
471 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; | |
089717de | 472 | break; |
ab11110e PP |
473 | } |
474 | ||
089717de | 475 | return status; |
ab11110e PP |
476 | } |
477 | ||
958f7d11 | 478 | static |
d6e69534 PP |
479 | int get_msg_ts_ns(struct muxer_comp *muxer_comp, |
480 | struct muxer_msg_iter *muxer_msg_iter, | |
481 | const bt_message *msg, int64_t last_returned_ts_ns, | |
958f7d11 PP |
482 | int64_t *ts_ns) |
483 | { | |
b19ff26f | 484 | const bt_clock_class *clock_class = NULL; |
605e1019 | 485 | const bt_clock_snapshot *clock_snapshot = NULL; |
958f7d11 | 486 | int ret = 0; |
282c8cd0 | 487 | const unsigned char *cc_uuid; |
fed72692 | 488 | const char *cc_name; |
4cdfc5e8 | 489 | bt_clock_snapshot_state cs_state = BT_CLOCK_SNAPSHOT_STATE_KNOWN; |
5366eb53 | 490 | bt_message_stream_activity_clock_snapshot_state sa_cs_state; |
958f7d11 | 491 | |
d6e69534 | 492 | BT_ASSERT(msg); |
f6ccaed9 | 493 | BT_ASSERT(ts_ns); |
958f7d11 | 494 | |
d6e69534 PP |
495 | BT_LOGV("Getting message's timestamp: " |
496 | "muxer-msg-iter-addr=%p, msg-addr=%p, " | |
fed72692 | 497 | "last-returned-ts=%" PRId64, |
d6e69534 | 498 | muxer_msg_iter, msg, last_returned_ts_ns); |
fed72692 | 499 | |
d6e69534 PP |
500 | switch (bt_message_get_type(msg)) { |
501 | case BT_MESSAGE_TYPE_EVENT: | |
4c0f1c8c PP |
502 | clock_class = |
503 | bt_message_event_borrow_stream_class_default_clock_class_const( | |
504 | msg); | |
505 | if (!clock_class) { | |
506 | goto no_clock_snapshot; | |
507 | } | |
508 | ||
2c091c04 PP |
509 | cs_state = bt_message_event_borrow_default_clock_snapshot_const( |
510 | msg, &clock_snapshot); | |
958f7d11 | 511 | break; |
5366eb53 | 512 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: |
4c0f1c8c PP |
513 | bt_message_packet_beginning_borrow_stream_class_default_clock_class_const( |
514 | msg); | |
515 | if (!clock_class) { | |
516 | goto no_clock_snapshot; | |
517 | } | |
518 | ||
5366eb53 PP |
519 | cs_state = bt_message_packet_beginning_borrow_default_clock_snapshot_const( |
520 | msg, &clock_snapshot); | |
521 | break; | |
522 | case BT_MESSAGE_TYPE_PACKET_END: | |
4c0f1c8c PP |
523 | bt_message_packet_end_borrow_stream_class_default_clock_class_const( |
524 | msg); | |
525 | if (!clock_class) { | |
526 | goto no_clock_snapshot; | |
527 | } | |
528 | ||
5366eb53 PP |
529 | cs_state = bt_message_packet_end_borrow_default_clock_snapshot_const( |
530 | msg, &clock_snapshot); | |
531 | break; | |
532 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: | |
4c0f1c8c PP |
533 | bt_message_discarded_events_borrow_stream_class_default_clock_class_const( |
534 | msg); | |
535 | if (!clock_class) { | |
536 | goto no_clock_snapshot; | |
537 | } | |
538 | ||
5366eb53 PP |
539 | cs_state = bt_message_discarded_events_borrow_default_beginning_clock_snapshot_const( |
540 | msg, &clock_snapshot); | |
541 | break; | |
542 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
4c0f1c8c PP |
543 | bt_message_discarded_packets_borrow_stream_class_default_clock_class_const( |
544 | msg); | |
545 | if (!clock_class) { | |
546 | goto no_clock_snapshot; | |
547 | } | |
548 | ||
5366eb53 PP |
549 | cs_state = bt_message_discarded_packets_borrow_default_beginning_clock_snapshot_const( |
550 | msg, &clock_snapshot); | |
551 | break; | |
552 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING: | |
4c0f1c8c PP |
553 | bt_message_stream_activity_beginning_borrow_stream_class_default_clock_class_const( |
554 | msg); | |
555 | if (!clock_class) { | |
556 | goto no_clock_snapshot; | |
557 | } | |
558 | ||
5366eb53 PP |
559 | sa_cs_state = bt_message_stream_activity_beginning_borrow_default_clock_snapshot_const( |
560 | msg, &clock_snapshot); | |
561 | if (sa_cs_state != BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN) { | |
4c0f1c8c | 562 | goto no_clock_snapshot; |
5366eb53 | 563 | } |
958f7d11 | 564 | |
5366eb53 PP |
565 | break; |
566 | case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END: | |
4c0f1c8c PP |
567 | bt_message_stream_activity_end_borrow_stream_class_default_clock_class_const( |
568 | msg); | |
569 | if (!clock_class) { | |
570 | goto no_clock_snapshot; | |
571 | } | |
572 | ||
5366eb53 PP |
573 | sa_cs_state = bt_message_stream_activity_end_borrow_default_clock_snapshot_const( |
574 | msg, &clock_snapshot); | |
575 | if (sa_cs_state != BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN) { | |
4c0f1c8c | 576 | goto no_clock_snapshot; |
5366eb53 PP |
577 | } |
578 | ||
579 | break; | |
d6e69534 | 580 | case BT_MESSAGE_TYPE_INACTIVITY: |
dc68f16d | 581 | cs_state = |
605e1019 | 582 | bt_message_inactivity_borrow_default_clock_snapshot_const( |
dc68f16d | 583 | msg, &clock_snapshot); |
958f7d11 PP |
584 | break; |
585 | default: | |
d6e69534 PP |
586 | /* All the other messages have a higher priority */ |
587 | BT_LOGV_STR("Message has no timestamp: using the last returned timestamp."); | |
958f7d11 PP |
588 | *ts_ns = last_returned_ts_ns; |
589 | goto end; | |
590 | } | |
591 | ||
dc68f16d | 592 | if (cs_state != BT_CLOCK_SNAPSHOT_STATE_KNOWN) { |
605e1019 | 593 | BT_LOGE_STR("Unsupported unknown clock snapshot."); |
44c440bc PP |
594 | ret = -1; |
595 | goto end; | |
596 | } | |
597 | ||
605e1019 | 598 | clock_class = bt_clock_snapshot_borrow_clock_class_const(clock_snapshot); |
e22b45d0 | 599 | BT_ASSERT(clock_class); |
50842bdc PP |
600 | cc_uuid = bt_clock_class_get_uuid(clock_class); |
601 | cc_name = bt_clock_class_get_name(clock_class); | |
282c8cd0 | 602 | |
d6e69534 PP |
603 | if (muxer_msg_iter->clock_class_expectation == |
604 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY) { | |
282c8cd0 PP |
605 | /* |
606 | * This is the first clock class that this muxer | |
d6e69534 | 607 | * message iterator encounters. Its properties |
282c8cd0 PP |
608 | * determine what to expect for the whole lifetime of |
609 | * the iterator without a true | |
610 | * `assume-absolute-clock-classes` parameter. | |
611 | */ | |
5552377a | 612 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
282c8cd0 | 613 | /* Expect absolute clock classes */ |
d6e69534 PP |
614 | muxer_msg_iter->clock_class_expectation = |
615 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE; | |
282c8cd0 PP |
616 | } else { |
617 | if (cc_uuid) { | |
618 | /* | |
619 | * Expect non-absolute clock classes | |
620 | * with a specific UUID. | |
621 | */ | |
d6e69534 PP |
622 | muxer_msg_iter->clock_class_expectation = |
623 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID; | |
624 | memcpy(muxer_msg_iter->expected_clock_class_uuid, | |
282c8cd0 PP |
625 | cc_uuid, BABELTRACE_UUID_LEN); |
626 | } else { | |
627 | /* | |
628 | * Expect non-absolute clock classes | |
629 | * with no UUID. | |
630 | */ | |
d6e69534 PP |
631 | muxer_msg_iter->clock_class_expectation = |
632 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID; | |
282c8cd0 PP |
633 | } |
634 | } | |
635 | } | |
636 | ||
637 | if (!muxer_comp->assume_absolute_clock_classes) { | |
d6e69534 PP |
638 | switch (muxer_msg_iter->clock_class_expectation) { |
639 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE: | |
5552377a | 640 | if (!bt_clock_class_origin_is_unix_epoch(clock_class)) { |
fed72692 PP |
641 | BT_LOGE("Expecting an absolute clock class, " |
642 | "but got a non-absolute one: " | |
643 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
644 | clock_class, cc_name); | |
282c8cd0 PP |
645 | goto error; |
646 | } | |
647 | break; | |
d6e69534 | 648 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID: |
5552377a | 649 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
fed72692 PP |
650 | BT_LOGE("Expecting a non-absolute clock class with no UUID, " |
651 | "but got an absolute one: " | |
652 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
653 | clock_class, cc_name); | |
282c8cd0 PP |
654 | goto error; |
655 | } | |
656 | ||
657 | if (cc_uuid) { | |
fed72692 PP |
658 | BT_LOGE("Expecting a non-absolute clock class with no UUID, " |
659 | "but got one with a UUID: " | |
660 | "clock-class-addr=%p, clock-class-name=\"%s\", " | |
661 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", | |
662 | clock_class, cc_name, | |
663 | (unsigned int) cc_uuid[0], | |
664 | (unsigned int) cc_uuid[1], | |
665 | (unsigned int) cc_uuid[2], | |
666 | (unsigned int) cc_uuid[3], | |
667 | (unsigned int) cc_uuid[4], | |
668 | (unsigned int) cc_uuid[5], | |
669 | (unsigned int) cc_uuid[6], | |
670 | (unsigned int) cc_uuid[7], | |
671 | (unsigned int) cc_uuid[8], | |
672 | (unsigned int) cc_uuid[9], | |
673 | (unsigned int) cc_uuid[10], | |
674 | (unsigned int) cc_uuid[11], | |
675 | (unsigned int) cc_uuid[12], | |
676 | (unsigned int) cc_uuid[13], | |
677 | (unsigned int) cc_uuid[14], | |
678 | (unsigned int) cc_uuid[15]); | |
282c8cd0 PP |
679 | goto error; |
680 | } | |
681 | break; | |
d6e69534 | 682 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID: |
5552377a | 683 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
fed72692 PP |
684 | BT_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
685 | "but got an absolute one: " | |
686 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
687 | clock_class, cc_name); | |
282c8cd0 PP |
688 | goto error; |
689 | } | |
690 | ||
691 | if (!cc_uuid) { | |
fed72692 PP |
692 | BT_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
693 | "but got one with no UUID: " | |
694 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
695 | clock_class, cc_name); | |
282c8cd0 PP |
696 | goto error; |
697 | } | |
698 | ||
d6e69534 | 699 | if (memcmp(muxer_msg_iter->expected_clock_class_uuid, |
282c8cd0 | 700 | cc_uuid, BABELTRACE_UUID_LEN) != 0) { |
fed72692 PP |
701 | BT_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
702 | "but got one with different UUID: " | |
703 | "clock-class-addr=%p, clock-class-name=\"%s\", " | |
704 | "expected-uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\", " | |
705 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", | |
706 | clock_class, cc_name, | |
d6e69534 PP |
707 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[0], |
708 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[1], | |
709 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[2], | |
710 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[3], | |
711 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[4], | |
712 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[5], | |
713 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[6], | |
714 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[7], | |
715 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[8], | |
716 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[9], | |
717 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[10], | |
718 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[11], | |
719 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[12], | |
720 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[13], | |
721 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[14], | |
722 | (unsigned int) muxer_msg_iter->expected_clock_class_uuid[15], | |
fed72692 PP |
723 | (unsigned int) cc_uuid[0], |
724 | (unsigned int) cc_uuid[1], | |
725 | (unsigned int) cc_uuid[2], | |
726 | (unsigned int) cc_uuid[3], | |
727 | (unsigned int) cc_uuid[4], | |
728 | (unsigned int) cc_uuid[5], | |
729 | (unsigned int) cc_uuid[6], | |
730 | (unsigned int) cc_uuid[7], | |
731 | (unsigned int) cc_uuid[8], | |
732 | (unsigned int) cc_uuid[9], | |
733 | (unsigned int) cc_uuid[10], | |
734 | (unsigned int) cc_uuid[11], | |
735 | (unsigned int) cc_uuid[12], | |
736 | (unsigned int) cc_uuid[13], | |
737 | (unsigned int) cc_uuid[14], | |
738 | (unsigned int) cc_uuid[15]); | |
282c8cd0 PP |
739 | goto error; |
740 | } | |
741 | break; | |
742 | default: | |
743 | /* Unexpected */ | |
fed72692 PP |
744 | BT_LOGF("Unexpected clock class expectation: " |
745 | "expectation-code=%d", | |
d6e69534 | 746 | muxer_msg_iter->clock_class_expectation); |
282c8cd0 PP |
747 | abort(); |
748 | } | |
958f7d11 PP |
749 | } |
750 | ||
605e1019 | 751 | ret = bt_clock_snapshot_get_ns_from_origin(clock_snapshot, ts_ns); |
958f7d11 | 752 | if (ret) { |
605e1019 PP |
753 | BT_LOGE("Cannot get nanoseconds from Epoch of clock snapshot: " |
754 | "clock-snapshot-addr=%p", clock_snapshot); | |
958f7d11 PP |
755 | goto error; |
756 | } | |
757 | ||
758 | goto end; | |
759 | ||
4c0f1c8c PP |
760 | no_clock_snapshot: |
761 | BT_LOGV_STR("Message's default clock snapshot is missing: " | |
762 | "using the last returned timestamp."); | |
763 | *ts_ns = last_returned_ts_ns; | |
764 | goto end; | |
765 | ||
958f7d11 PP |
766 | error: |
767 | ret = -1; | |
768 | ||
769 | end: | |
fed72692 | 770 | if (ret == 0) { |
d6e69534 PP |
771 | BT_LOGV("Found message's timestamp: " |
772 | "muxer-msg-iter-addr=%p, msg-addr=%p, " | |
fed72692 | 773 | "last-returned-ts=%" PRId64 ", ts=%" PRId64, |
d6e69534 | 774 | muxer_msg_iter, msg, last_returned_ts_ns, |
fed72692 PP |
775 | *ts_ns); |
776 | } | |
777 | ||
958f7d11 PP |
778 | return ret; |
779 | } | |
780 | ||
ab11110e | 781 | /* |
d6e69534 PP |
782 | * This function finds the youngest available message amongst the |
783 | * non-ended upstream message iterators and returns the upstream | |
784 | * message iterator which has it, or | |
785 | * BT_MESSAGE_ITERATOR_STATUS_END if there's no available | |
786 | * message. | |
ab11110e PP |
787 | * |
788 | * This function does NOT: | |
789 | * | |
d6e69534 | 790 | * * Update any upstream message iterator. |
d6e69534 | 791 | * * Check the upstream message iterators to retry. |
ab11110e | 792 | * |
d6e69534 PP |
793 | * On sucess, this function sets *muxer_upstream_msg_iter to the |
794 | * upstream message iterator of which the current message is | |
ab11110e PP |
795 | * the youngest, and sets *ts_ns to its time. |
796 | */ | |
958f7d11 | 797 | static |
fdf0b89e | 798 | bt_self_message_iterator_status |
d6e69534 | 799 | muxer_msg_iter_youngest_upstream_msg_iter( |
958f7d11 | 800 | struct muxer_comp *muxer_comp, |
d6e69534 PP |
801 | struct muxer_msg_iter *muxer_msg_iter, |
802 | struct muxer_upstream_msg_iter **muxer_upstream_msg_iter, | |
958f7d11 PP |
803 | int64_t *ts_ns) |
804 | { | |
805 | size_t i; | |
806 | int ret; | |
807 | int64_t youngest_ts_ns = INT64_MAX; | |
fdf0b89e FD |
808 | bt_self_message_iterator_status status = |
809 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
958f7d11 | 810 | |
f6ccaed9 | 811 | BT_ASSERT(muxer_comp); |
d6e69534 PP |
812 | BT_ASSERT(muxer_msg_iter); |
813 | BT_ASSERT(muxer_upstream_msg_iter); | |
814 | *muxer_upstream_msg_iter = NULL; | |
815 | ||
816 | for (i = 0; i < muxer_msg_iter->muxer_upstream_msg_iters->len; i++) { | |
817 | const bt_message *msg; | |
818 | struct muxer_upstream_msg_iter *cur_muxer_upstream_msg_iter = | |
819 | g_ptr_array_index(muxer_msg_iter->muxer_upstream_msg_iters, i); | |
820 | int64_t msg_ts_ns; | |
821 | ||
822 | if (!cur_muxer_upstream_msg_iter->msg_iter) { | |
823 | /* This upstream message iterator is ended */ | |
824 | BT_LOGV("Skipping ended upstream message iterator: " | |
825 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
826 | cur_muxer_upstream_msg_iter); | |
958f7d11 PP |
827 | continue; |
828 | } | |
829 | ||
d6e69534 PP |
830 | BT_ASSERT(cur_muxer_upstream_msg_iter->msgs->length > 0); |
831 | msg = g_queue_peek_head(cur_muxer_upstream_msg_iter->msgs); | |
832 | BT_ASSERT(msg); | |
833 | ret = get_msg_ts_ns(muxer_comp, muxer_msg_iter, msg, | |
834 | muxer_msg_iter->last_returned_ts_ns, &msg_ts_ns); | |
958f7d11 | 835 | if (ret) { |
d6e69534 PP |
836 | /* get_msg_ts_ns() logs errors */ |
837 | *muxer_upstream_msg_iter = NULL; | |
fdf0b89e | 838 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; |
958f7d11 PP |
839 | goto end; |
840 | } | |
841 | ||
d6e69534 PP |
842 | if (msg_ts_ns <= youngest_ts_ns) { |
843 | *muxer_upstream_msg_iter = | |
844 | cur_muxer_upstream_msg_iter; | |
845 | youngest_ts_ns = msg_ts_ns; | |
958f7d11 PP |
846 | *ts_ns = youngest_ts_ns; |
847 | } | |
848 | } | |
849 | ||
d6e69534 | 850 | if (!*muxer_upstream_msg_iter) { |
fdf0b89e | 851 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_END; |
958f7d11 PP |
852 | *ts_ns = INT64_MIN; |
853 | } | |
854 | ||
855 | end: | |
856 | return status; | |
857 | } | |
858 | ||
859 | static | |
fdf0b89e | 860 | bt_self_message_iterator_status validate_muxer_upstream_msg_iter( |
d6e69534 | 861 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter) |
958f7d11 | 862 | { |
fdf0b89e FD |
863 | bt_self_message_iterator_status status = |
864 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
958f7d11 | 865 | |
d6e69534 PP |
866 | BT_LOGV("Validating muxer's upstream message iterator wrapper: " |
867 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
868 | muxer_upstream_msg_iter); | |
fed72692 | 869 | |
d6e69534 PP |
870 | if (muxer_upstream_msg_iter->msgs->length > 0 || |
871 | !muxer_upstream_msg_iter->msg_iter) { | |
d4393e08 | 872 | BT_LOGV("Already valid or not considered: " |
d6e69534 PP |
873 | "queue-len=%u, upstream-msg-iter-addr=%p", |
874 | muxer_upstream_msg_iter->msgs->length, | |
875 | muxer_upstream_msg_iter->msg_iter); | |
ab11110e PP |
876 | goto end; |
877 | } | |
878 | ||
d6e69534 PP |
879 | /* muxer_upstream_msg_iter_next() logs details/errors */ |
880 | status = muxer_upstream_msg_iter_next(muxer_upstream_msg_iter); | |
089717de PP |
881 | |
882 | end: | |
883 | return status; | |
884 | } | |
885 | ||
886 | static | |
fdf0b89e | 887 | bt_self_message_iterator_status validate_muxer_upstream_msg_iters( |
d6e69534 | 888 | struct muxer_msg_iter *muxer_msg_iter) |
089717de | 889 | { |
fdf0b89e FD |
890 | bt_self_message_iterator_status status = |
891 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
089717de PP |
892 | size_t i; |
893 | ||
d6e69534 PP |
894 | BT_LOGV("Validating muxer's upstream message iterator wrappers: " |
895 | "muxer-msg-iter-addr=%p", muxer_msg_iter); | |
fed72692 | 896 | |
d6e69534 PP |
897 | for (i = 0; i < muxer_msg_iter->muxer_upstream_msg_iters->len; i++) { |
898 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = | |
089717de | 899 | g_ptr_array_index( |
d6e69534 | 900 | muxer_msg_iter->muxer_upstream_msg_iters, |
089717de PP |
901 | i); |
902 | ||
d6e69534 PP |
903 | status = validate_muxer_upstream_msg_iter( |
904 | muxer_upstream_msg_iter); | |
fdf0b89e | 905 | if (status != BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { |
fed72692 | 906 | if (status < 0) { |
d6e69534 PP |
907 | BT_LOGE("Cannot validate muxer's upstream message iterator wrapper: " |
908 | "muxer-msg-iter-addr=%p, " | |
909 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
910 | muxer_msg_iter, | |
911 | muxer_upstream_msg_iter); | |
fed72692 | 912 | } else { |
d6e69534 PP |
913 | BT_LOGV("Cannot validate muxer's upstream message iterator wrapper: " |
914 | "muxer-msg-iter-addr=%p, " | |
915 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
916 | muxer_msg_iter, | |
917 | muxer_upstream_msg_iter); | |
fed72692 PP |
918 | } |
919 | ||
089717de PP |
920 | goto end; |
921 | } | |
744ba28b PP |
922 | |
923 | /* | |
d6e69534 | 924 | * Remove this muxer upstream message iterator |
744ba28b PP |
925 | * if it's ended or canceled. |
926 | */ | |
d6e69534 | 927 | if (!muxer_upstream_msg_iter->msg_iter) { |
744ba28b PP |
928 | /* |
929 | * Use g_ptr_array_remove_fast() because the | |
930 | * order of those elements is not important. | |
931 | */ | |
d6e69534 PP |
932 | BT_LOGV("Removing muxer's upstream message iterator wrapper: ended or canceled: " |
933 | "muxer-msg-iter-addr=%p, " | |
934 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
935 | muxer_msg_iter, muxer_upstream_msg_iter); | |
744ba28b | 936 | g_ptr_array_remove_index_fast( |
d6e69534 | 937 | muxer_msg_iter->muxer_upstream_msg_iters, |
744ba28b PP |
938 | i); |
939 | i--; | |
940 | } | |
089717de PP |
941 | } |
942 | ||
943 | end: | |
944 | return status; | |
945 | } | |
946 | ||
d4393e08 | 947 | static inline |
fdf0b89e | 948 | bt_self_message_iterator_status muxer_msg_iter_do_next_one( |
089717de | 949 | struct muxer_comp *muxer_comp, |
d6e69534 PP |
950 | struct muxer_msg_iter *muxer_msg_iter, |
951 | const bt_message **msg) | |
089717de | 952 | { |
5badd463 | 953 | bt_self_message_iterator_status status; |
d6e69534 | 954 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = NULL; |
089717de PP |
955 | int64_t next_return_ts; |
956 | ||
5badd463 PP |
957 | status = validate_muxer_upstream_msg_iters(muxer_msg_iter); |
958 | if (status != BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { | |
959 | /* validate_muxer_upstream_msg_iters() logs details */ | |
960 | goto end; | |
958f7d11 PP |
961 | } |
962 | ||
963 | /* | |
089717de | 964 | * At this point we know that all the existing upstream |
d6e69534 PP |
965 | * message iterators are valid. We can find the one, |
966 | * amongst those, of which the current message is the | |
089717de | 967 | * youngest. |
958f7d11 | 968 | */ |
d6e69534 PP |
969 | status = muxer_msg_iter_youngest_upstream_msg_iter(muxer_comp, |
970 | muxer_msg_iter, &muxer_upstream_msg_iter, | |
089717de | 971 | &next_return_ts); |
fdf0b89e | 972 | if (status < 0 || status == BT_SELF_MESSAGE_ITERATOR_STATUS_END) { |
d4393e08 | 973 | if (status < 0) { |
d6e69534 | 974 | BT_LOGE("Cannot find the youngest upstream message iterator wrapper: " |
fed72692 | 975 | "status=%s", |
fdf0b89e | 976 | bt_self_message_iterator_status_string(status)); |
fed72692 | 977 | } else { |
d6e69534 | 978 | BT_LOGV("Cannot find the youngest upstream message iterator wrapper: " |
fed72692 | 979 | "status=%s", |
fdf0b89e | 980 | bt_self_message_iterator_status_string(status)); |
fed72692 PP |
981 | } |
982 | ||
958f7d11 PP |
983 | goto end; |
984 | } | |
985 | ||
d6e69534 PP |
986 | if (next_return_ts < muxer_msg_iter->last_returned_ts_ns) { |
987 | BT_LOGE("Youngest upstream message iterator wrapper's timestamp is less than muxer's message iterator's last returned timestamp: " | |
988 | "muxer-msg-iter-addr=%p, ts=%" PRId64 ", " | |
fed72692 | 989 | "last-returned-ts=%" PRId64, |
d6e69534 PP |
990 | muxer_msg_iter, next_return_ts, |
991 | muxer_msg_iter->last_returned_ts_ns); | |
fdf0b89e | 992 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; |
958f7d11 PP |
993 | goto end; |
994 | } | |
995 | ||
d6e69534 PP |
996 | BT_LOGV("Found youngest upstream message iterator wrapper: " |
997 | "muxer-msg-iter-addr=%p, " | |
998 | "muxer-upstream-msg-iter-wrap-addr=%p, " | |
fed72692 | 999 | "ts=%" PRId64, |
d6e69534 | 1000 | muxer_msg_iter, muxer_upstream_msg_iter, next_return_ts); |
fdf0b89e | 1001 | BT_ASSERT(status == BT_SELF_MESSAGE_ITERATOR_STATUS_OK); |
d6e69534 | 1002 | BT_ASSERT(muxer_upstream_msg_iter); |
958f7d11 PP |
1003 | |
1004 | /* | |
d4393e08 | 1005 | * Consume from the queue's head: other side |
d6e69534 | 1006 | * (muxer_upstream_msg_iter_next()) writes to the tail. |
958f7d11 | 1007 | */ |
d6e69534 PP |
1008 | *msg = g_queue_pop_head(muxer_upstream_msg_iter->msgs); |
1009 | BT_ASSERT(*msg); | |
1010 | muxer_msg_iter->last_returned_ts_ns = next_return_ts; | |
958f7d11 PP |
1011 | |
1012 | end: | |
d4393e08 PP |
1013 | return status; |
1014 | } | |
1015 | ||
1016 | static | |
fdf0b89e | 1017 | bt_self_message_iterator_status muxer_msg_iter_do_next( |
d4393e08 | 1018 | struct muxer_comp *muxer_comp, |
d6e69534 PP |
1019 | struct muxer_msg_iter *muxer_msg_iter, |
1020 | bt_message_array_const msgs, uint64_t capacity, | |
d4393e08 PP |
1021 | uint64_t *count) |
1022 | { | |
fdf0b89e FD |
1023 | bt_self_message_iterator_status status = |
1024 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; | |
d4393e08 PP |
1025 | uint64_t i = 0; |
1026 | ||
4725a201 | 1027 | while (i < capacity && status == BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { |
d6e69534 PP |
1028 | status = muxer_msg_iter_do_next_one(muxer_comp, |
1029 | muxer_msg_iter, &msgs[i]); | |
4725a201 | 1030 | if (status == BT_SELF_MESSAGE_ITERATOR_STATUS_OK) { |
d4393e08 PP |
1031 | i++; |
1032 | } | |
1033 | } | |
1034 | ||
1035 | if (i > 0) { | |
1036 | /* | |
d6e69534 | 1037 | * Even if muxer_msg_iter_do_next_one() returned |
d4393e08 | 1038 | * something else than |
d6e69534 PP |
1039 | * BT_MESSAGE_ITERATOR_STATUS_OK, we accumulated |
1040 | * message objects in the output message | |
d4393e08 | 1041 | * array, so we need to return |
d6e69534 | 1042 | * BT_MESSAGE_ITERATOR_STATUS_OK so that they are |
d4393e08 | 1043 | * transfered to downstream. This other status occurs |
d6e69534 | 1044 | * again the next time muxer_msg_iter_do_next() is |
d4393e08 | 1045 | * called, possibly without any accumulated |
d6e69534 | 1046 | * message, in which case we'll return it. |
d4393e08 PP |
1047 | */ |
1048 | *count = i; | |
fdf0b89e | 1049 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
d4393e08 PP |
1050 | } |
1051 | ||
1052 | return status; | |
958f7d11 PP |
1053 | } |
1054 | ||
1055 | static | |
d6e69534 | 1056 | void destroy_muxer_msg_iter(struct muxer_msg_iter *muxer_msg_iter) |
ab11110e | 1057 | { |
d6e69534 | 1058 | if (!muxer_msg_iter) { |
ab11110e PP |
1059 | return; |
1060 | } | |
1061 | ||
d6e69534 PP |
1062 | BT_LOGD("Destroying muxer component's message iterator: " |
1063 | "muxer-msg-iter-addr=%p", muxer_msg_iter); | |
fed72692 | 1064 | |
d6e69534 PP |
1065 | if (muxer_msg_iter->muxer_upstream_msg_iters) { |
1066 | BT_LOGD_STR("Destroying muxer's upstream message iterator wrappers."); | |
ab11110e | 1067 | g_ptr_array_free( |
d6e69534 | 1068 | muxer_msg_iter->muxer_upstream_msg_iters, TRUE); |
ab11110e PP |
1069 | } |
1070 | ||
d6e69534 | 1071 | g_free(muxer_msg_iter); |
ab11110e PP |
1072 | } |
1073 | ||
1074 | static | |
5badd463 | 1075 | int muxer_msg_iter_init_upstream_iterators(struct muxer_comp *muxer_comp, |
d6e69534 | 1076 | struct muxer_msg_iter *muxer_msg_iter) |
958f7d11 | 1077 | { |
544d0515 PP |
1078 | int64_t count; |
1079 | int64_t i; | |
ab11110e | 1080 | int ret = 0; |
958f7d11 | 1081 | |
d94d92ac | 1082 | count = bt_component_filter_get_input_port_count( |
707b7d35 | 1083 | bt_self_component_filter_as_component_filter( |
d94d92ac | 1084 | muxer_comp->self_comp)); |
544d0515 | 1085 | if (count < 0) { |
d6e69534 PP |
1086 | BT_LOGD("No input port to initialize for muxer component's message iterator: " |
1087 | "muxer-comp-addr=%p, muxer-msg-iter-addr=%p", | |
1088 | muxer_comp, muxer_msg_iter); | |
ab11110e PP |
1089 | goto end; |
1090 | } | |
958f7d11 PP |
1091 | |
1092 | for (i = 0; i < count; i++) { | |
5badd463 PP |
1093 | bt_self_component_port_input_message_iterator *upstream_msg_iter; |
1094 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter; | |
b19ff26f | 1095 | bt_self_component_port_input *self_port = |
d94d92ac PP |
1096 | bt_self_component_filter_borrow_input_port_by_index( |
1097 | muxer_comp->self_comp, i); | |
b19ff26f | 1098 | const bt_port *port; |
958f7d11 | 1099 | |
d94d92ac | 1100 | BT_ASSERT(self_port); |
707b7d35 PP |
1101 | port = bt_self_component_port_as_port( |
1102 | bt_self_component_port_input_as_self_component_port( | |
d94d92ac | 1103 | self_port)); |
f6ccaed9 | 1104 | BT_ASSERT(port); |
958f7d11 PP |
1105 | |
1106 | if (!bt_port_is_connected(port)) { | |
5badd463 | 1107 | /* Skip non-connected port */ |
958f7d11 PP |
1108 | continue; |
1109 | } | |
1110 | ||
5badd463 PP |
1111 | upstream_msg_iter = create_msg_iter_on_input_port(self_port); |
1112 | if (!upstream_msg_iter) { | |
1113 | /* create_msg_iter_on_input_port() logs errors */ | |
1114 | BT_ASSERT(!upstream_msg_iter); | |
ab11110e PP |
1115 | ret = -1; |
1116 | goto end; | |
958f7d11 | 1117 | } |
fed72692 | 1118 | |
5badd463 PP |
1119 | muxer_upstream_msg_iter = |
1120 | muxer_msg_iter_add_upstream_msg_iter( | |
1121 | muxer_msg_iter, upstream_msg_iter); | |
1122 | bt_self_component_port_input_message_iterator_put_ref( | |
1123 | upstream_msg_iter); | |
1124 | if (!muxer_upstream_msg_iter) { | |
1125 | /* muxer_msg_iter_add_upstream_msg_iter() logs errors */ | |
1126 | ret = -1; | |
1127 | goto end; | |
1128 | } | |
958f7d11 PP |
1129 | } |
1130 | ||
1131 | end: | |
958f7d11 PP |
1132 | return ret; |
1133 | } | |
1134 | ||
958f7d11 | 1135 | BT_HIDDEN |
4cdfc5e8 | 1136 | bt_self_message_iterator_status muxer_msg_iter_init( |
d6e69534 | 1137 | bt_self_message_iterator *self_msg_iter, |
b19ff26f PP |
1138 | bt_self_component_filter *self_comp, |
1139 | bt_self_component_port_output *port) | |
958f7d11 PP |
1140 | { |
1141 | struct muxer_comp *muxer_comp = NULL; | |
d6e69534 | 1142 | struct muxer_msg_iter *muxer_msg_iter = NULL; |
4cdfc5e8 | 1143 | bt_self_message_iterator_status status = |
fdf0b89e | 1144 | BT_SELF_MESSAGE_ITERATOR_STATUS_OK; |
958f7d11 PP |
1145 | int ret; |
1146 | ||
d94d92ac | 1147 | muxer_comp = bt_self_component_get_data( |
707b7d35 | 1148 | bt_self_component_filter_as_self_component(self_comp)); |
f6ccaed9 | 1149 | BT_ASSERT(muxer_comp); |
d6e69534 PP |
1150 | BT_LOGD("Initializing muxer component's message iterator: " |
1151 | "comp-addr=%p, muxer-comp-addr=%p, msg-iter-addr=%p", | |
1152 | self_comp, muxer_comp, self_msg_iter); | |
a09c6b95 | 1153 | |
d6e69534 | 1154 | if (muxer_comp->initializing_muxer_msg_iter) { |
a09c6b95 | 1155 | /* |
089717de | 1156 | * Weird, unhandled situation detected: downstream |
d6e69534 PP |
1157 | * creates a muxer message iterator while creating |
1158 | * another muxer message iterator (same component). | |
a09c6b95 | 1159 | */ |
d6e69534 PP |
1160 | BT_LOGE("Recursive initialization of muxer component's message iterator: " |
1161 | "comp-addr=%p, muxer-comp-addr=%p, msg-iter-addr=%p", | |
1162 | self_comp, muxer_comp, self_msg_iter); | |
958f7d11 PP |
1163 | goto error; |
1164 | } | |
1165 | ||
d6e69534 PP |
1166 | muxer_comp->initializing_muxer_msg_iter = true; |
1167 | muxer_msg_iter = g_new0(struct muxer_msg_iter, 1); | |
1168 | if (!muxer_msg_iter) { | |
1169 | BT_LOGE_STR("Failed to allocate one muxer component's message iterator."); | |
ab11110e PP |
1170 | goto error; |
1171 | } | |
1172 | ||
d6e69534 PP |
1173 | muxer_msg_iter->last_returned_ts_ns = INT64_MIN; |
1174 | muxer_msg_iter->muxer_upstream_msg_iters = | |
958f7d11 | 1175 | g_ptr_array_new_with_free_func( |
d6e69534 PP |
1176 | (GDestroyNotify) destroy_muxer_upstream_msg_iter); |
1177 | if (!muxer_msg_iter->muxer_upstream_msg_iters) { | |
fed72692 | 1178 | BT_LOGE_STR("Failed to allocate a GPtrArray."); |
958f7d11 PP |
1179 | goto error; |
1180 | } | |
1181 | ||
5badd463 | 1182 | ret = muxer_msg_iter_init_upstream_iterators(muxer_comp, |
d6e69534 | 1183 | muxer_msg_iter); |
a09c6b95 | 1184 | if (ret) { |
5badd463 | 1185 | BT_LOGE("Cannot initialize connected input ports for muxer component's message iterator: " |
fed72692 | 1186 | "comp-addr=%p, muxer-comp-addr=%p, " |
d6e69534 PP |
1187 | "muxer-msg-iter-addr=%p, msg-iter-addr=%p, ret=%d", |
1188 | self_comp, muxer_comp, muxer_msg_iter, | |
1189 | self_msg_iter, ret); | |
a09c6b95 PP |
1190 | goto error; |
1191 | } | |
1192 | ||
5badd463 | 1193 | bt_self_message_iterator_set_data(self_msg_iter, muxer_msg_iter); |
d6e69534 PP |
1194 | BT_LOGD("Initialized muxer component's message iterator: " |
1195 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1196 | "msg-iter-addr=%p", | |
1197 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
958f7d11 PP |
1198 | goto end; |
1199 | ||
1200 | error: | |
d6e69534 | 1201 | destroy_muxer_msg_iter(muxer_msg_iter); |
5badd463 | 1202 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
fdf0b89e | 1203 | status = BT_SELF_MESSAGE_ITERATOR_STATUS_ERROR; |
958f7d11 PP |
1204 | |
1205 | end: | |
d6e69534 | 1206 | muxer_comp->initializing_muxer_msg_iter = false; |
958f7d11 PP |
1207 | return status; |
1208 | } | |
1209 | ||
1210 | BT_HIDDEN | |
d6e69534 PP |
1211 | void muxer_msg_iter_finalize( |
1212 | bt_self_message_iterator *self_msg_iter) | |
958f7d11 | 1213 | { |
d6e69534 PP |
1214 | struct muxer_msg_iter *muxer_msg_iter = |
1215 | bt_self_message_iterator_get_data(self_msg_iter); | |
b19ff26f | 1216 | bt_self_component *self_comp = NULL; |
958f7d11 PP |
1217 | struct muxer_comp *muxer_comp = NULL; |
1218 | ||
d6e69534 PP |
1219 | self_comp = bt_self_message_iterator_borrow_component( |
1220 | self_msg_iter); | |
d94d92ac PP |
1221 | BT_ASSERT(self_comp); |
1222 | muxer_comp = bt_self_component_get_data(self_comp); | |
d6e69534 PP |
1223 | BT_LOGD("Finalizing muxer component's message iterator: " |
1224 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1225 | "msg-iter-addr=%p", | |
1226 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
958f7d11 | 1227 | |
5badd463 | 1228 | if (muxer_msg_iter) { |
d6e69534 | 1229 | destroy_muxer_msg_iter(muxer_msg_iter); |
958f7d11 | 1230 | } |
958f7d11 PP |
1231 | } |
1232 | ||
1233 | BT_HIDDEN | |
fdf0b89e | 1234 | bt_self_message_iterator_status muxer_msg_iter_next( |
d6e69534 PP |
1235 | bt_self_message_iterator *self_msg_iter, |
1236 | bt_message_array_const msgs, uint64_t capacity, | |
d4393e08 | 1237 | uint64_t *count) |
958f7d11 | 1238 | { |
fdf0b89e | 1239 | bt_self_message_iterator_status status; |
d6e69534 PP |
1240 | struct muxer_msg_iter *muxer_msg_iter = |
1241 | bt_self_message_iterator_get_data(self_msg_iter); | |
b19ff26f | 1242 | bt_self_component *self_comp = NULL; |
958f7d11 | 1243 | struct muxer_comp *muxer_comp = NULL; |
958f7d11 | 1244 | |
d6e69534 PP |
1245 | BT_ASSERT(muxer_msg_iter); |
1246 | self_comp = bt_self_message_iterator_borrow_component( | |
1247 | self_msg_iter); | |
d94d92ac PP |
1248 | BT_ASSERT(self_comp); |
1249 | muxer_comp = bt_self_component_get_data(self_comp); | |
f6ccaed9 | 1250 | BT_ASSERT(muxer_comp); |
d6e69534 PP |
1251 | BT_LOGV("Muxer component's message iterator's \"next\" method called: " |
1252 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1253 | "msg-iter-addr=%p", | |
1254 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
fed72692 | 1255 | |
d6e69534 PP |
1256 | status = muxer_msg_iter_do_next(muxer_comp, muxer_msg_iter, |
1257 | msgs, capacity, count); | |
d4393e08 | 1258 | if (status < 0) { |
d6e69534 PP |
1259 | BT_LOGE("Cannot get next message: " |
1260 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " | |
1261 | "msg-iter-addr=%p, status=%s", | |
1262 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter, | |
fdf0b89e | 1263 | bt_self_message_iterator_status_string(status)); |
fed72692 | 1264 | } else { |
d6e69534 | 1265 | BT_LOGV("Returning from muxer component's message iterator's \"next\" method: " |
d4393e08 | 1266 | "status=%s", |
fdf0b89e | 1267 | bt_self_message_iterator_status_string(status)); |
fed72692 | 1268 | } |
958f7d11 | 1269 | |
d4393e08 | 1270 | return status; |
958f7d11 PP |
1271 | } |
1272 | ||
1273 | BT_HIDDEN | |
4cdfc5e8 | 1274 | bt_self_component_status muxer_input_port_connected( |
b19ff26f PP |
1275 | bt_self_component_filter *self_comp, |
1276 | bt_self_component_port_input *self_port, | |
1277 | const bt_port_output *other_port) | |
958f7d11 | 1278 | { |
5badd463 | 1279 | bt_self_component_status status; |
958f7d11 | 1280 | |
5badd463 PP |
1281 | status = add_available_input_port(self_comp); |
1282 | if (status) { | |
06a2cb0d PP |
1283 | /* |
1284 | * Only way to report an error later since this | |
1285 | * method does not return anything. | |
1286 | */ | |
5badd463 PP |
1287 | BT_LOGE("Cannot add one muxer component's input port: " |
1288 | "status=%s", | |
1289 | bt_self_component_status_string(status)); | |
06a2cb0d PP |
1290 | goto end; |
1291 | } | |
1292 | ||
958f7d11 | 1293 | end: |
bf55043c | 1294 | return status; |
958f7d11 | 1295 | } |
b5443165 PP |
1296 | |
1297 | BT_HIDDEN | |
1298 | bt_bool muxer_msg_iter_can_seek_beginning( | |
1299 | bt_self_message_iterator *self_msg_iter) | |
1300 | { | |
1301 | struct muxer_msg_iter *muxer_msg_iter = | |
1302 | bt_self_message_iterator_get_data(self_msg_iter); | |
1303 | uint64_t i; | |
1304 | bt_bool ret = BT_TRUE; | |
1305 | ||
1306 | for (i = 0; i < muxer_msg_iter->muxer_upstream_msg_iters->len; i++) { | |
1307 | struct muxer_upstream_msg_iter *upstream_msg_iter = | |
1308 | muxer_msg_iter->muxer_upstream_msg_iters->pdata[i]; | |
1309 | ||
1310 | if (!bt_self_component_port_input_message_iterator_can_seek_beginning( | |
1311 | upstream_msg_iter->msg_iter)) { | |
1312 | ret = BT_FALSE; | |
1313 | goto end; | |
1314 | } | |
1315 | } | |
1316 | ||
1317 | end: | |
1318 | return ret; | |
1319 | } | |
1320 | ||
1321 | BT_HIDDEN | |
1322 | bt_self_message_iterator_status muxer_msg_iter_seek_beginning( | |
1323 | bt_self_message_iterator *self_msg_iter) | |
1324 | { | |
1325 | struct muxer_msg_iter *muxer_msg_iter = | |
1326 | bt_self_message_iterator_get_data(self_msg_iter); | |
1327 | int status; | |
1328 | uint64_t i; | |
1329 | ||
1330 | for (i = 0; i < muxer_msg_iter->muxer_upstream_msg_iters->len; i++) { | |
1331 | struct muxer_upstream_msg_iter *upstream_msg_iter = | |
1332 | muxer_msg_iter->muxer_upstream_msg_iters->pdata[i]; | |
1333 | ||
1334 | status = bt_self_component_port_input_message_iterator_seek_beginning( | |
1335 | upstream_msg_iter->msg_iter); | |
1336 | if (status != BT_MESSAGE_ITERATOR_STATUS_OK) { | |
1337 | goto end; | |
1338 | } | |
1339 | } | |
1340 | ||
1341 | muxer_msg_iter->last_returned_ts_ns = INT64_MIN; | |
1342 | ||
1343 | end: | |
1344 | return status; | |
1345 | } |