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 | ||
d9693c64 | 23 | #define BT_COMP_LOG_SELF_COMP (muxer_comp->self_comp) |
f5abbab4 | 24 | #define BT_LOG_OUTPUT_LEVEL (muxer_comp->log_level) |
b03487ab | 25 | #define BT_LOG_TAG "PLUGIN/FLT.UTILS.MUXER" |
d9693c64 | 26 | #include "plugins/comp-logging.h" |
318fe670 | 27 | |
85e7137b | 28 | #include "common/macros.h" |
d126826c | 29 | #include "common/uuid.h" |
71c5da58 | 30 | #include <babeltrace2/babeltrace.h> |
958f7d11 | 31 | #include <glib.h> |
c55a9f58 | 32 | #include <stdbool.h> |
318fe670 | 33 | #include <inttypes.h> |
57952005 MJ |
34 | #include "common/assert.h" |
35 | #include "common/common.h" | |
0fbb9a9f | 36 | #include <stdlib.h> |
282c8cd0 | 37 | #include <string.h> |
958f7d11 | 38 | |
3e3ea13e FD |
39 | #include "muxer.h" |
40 | ||
c3acd5f3 | 41 | #define ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME "assume-absolute-clock-classes" |
65ee897d | 42 | |
958f7d11 | 43 | struct muxer_comp { |
d9693c64 PP |
44 | /* Weak refs */ |
45 | bt_self_component_filter *self_comp_flt; | |
46 | bt_self_component *self_comp; | |
834e9996 | 47 | |
958f7d11 PP |
48 | unsigned int next_port_num; |
49 | size_t available_input_ports; | |
b09a5592 | 50 | bool initializing_muxer_msg_iter; |
282c8cd0 | 51 | bool assume_absolute_clock_classes; |
f5abbab4 | 52 | bt_logging_level log_level; |
958f7d11 PP |
53 | }; |
54 | ||
b09a5592 | 55 | struct muxer_upstream_msg_iter { |
f5abbab4 PP |
56 | struct muxer_comp *muxer_comp; |
57 | ||
ab11110e | 58 | /* Owned by this, NULL if ended */ |
b09a5592 | 59 | bt_self_component_port_input_message_iterator *msg_iter; |
958f7d11 | 60 | |
b09a5592 PP |
61 | /* Contains `const bt_message *`, owned by this */ |
62 | GQueue *msgs; | |
958f7d11 PP |
63 | }; |
64 | ||
b09a5592 PP |
65 | enum muxer_msg_iter_clock_class_expectation { |
66 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY = 0, | |
37911c11 | 67 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE, |
b09a5592 PP |
68 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE, |
69 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID, | |
70 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID, | |
282c8cd0 PP |
71 | }; |
72 | ||
b09a5592 | 73 | struct muxer_msg_iter { |
f5abbab4 PP |
74 | struct muxer_comp *muxer_comp; |
75 | ||
ab11110e | 76 | /* |
b09a5592 | 77 | * Array of struct muxer_upstream_msg_iter * (owned by this). |
ab11110e PP |
78 | * |
79 | * NOTE: This array is searched in linearly to find the youngest | |
b09a5592 | 80 | * current message. Keep this until benchmarks confirm that |
ab11110e PP |
81 | * another data structure is faster than this for our typical |
82 | * use cases. | |
83 | */ | |
a71ed05c PP |
84 | GPtrArray *active_muxer_upstream_msg_iters; |
85 | ||
86 | /* | |
87 | * Array of struct muxer_upstream_msg_iter * (owned by this). | |
88 | * | |
89 | * We move ended message iterators from | |
90 | * `active_muxer_upstream_msg_iters` to this array so as to be | |
91 | * able to restore them when seeking. | |
92 | */ | |
93 | GPtrArray *ended_muxer_upstream_msg_iters; | |
958f7d11 | 94 | |
b09a5592 | 95 | /* Last time returned in a message */ |
958f7d11 | 96 | int64_t last_returned_ts_ns; |
282c8cd0 PP |
97 | |
98 | /* Clock class expectation state */ | |
b09a5592 | 99 | enum muxer_msg_iter_clock_class_expectation clock_class_expectation; |
282c8cd0 PP |
100 | |
101 | /* | |
102 | * Expected clock class UUID, only valid when | |
103 | * clock_class_expectation is | |
b09a5592 | 104 | * MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID. |
282c8cd0 | 105 | */ |
d126826c | 106 | bt_uuid_t expected_clock_class_uuid; |
958f7d11 PP |
107 | }; |
108 | ||
a71ed05c PP |
109 | static |
110 | void empty_message_queue(struct muxer_upstream_msg_iter *upstream_msg_iter) | |
111 | { | |
112 | const bt_message *msg; | |
113 | ||
114 | while ((msg = g_queue_pop_head(upstream_msg_iter->msgs))) { | |
115 | bt_message_put_ref(msg); | |
116 | } | |
117 | } | |
118 | ||
ab11110e | 119 | static |
b09a5592 PP |
120 | void destroy_muxer_upstream_msg_iter( |
121 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter) | |
ab11110e | 122 | { |
f5abbab4 PP |
123 | struct muxer_comp *muxer_comp; |
124 | ||
b09a5592 | 125 | if (!muxer_upstream_msg_iter) { |
ab11110e PP |
126 | return; |
127 | } | |
128 | ||
f5abbab4 | 129 | muxer_comp = muxer_upstream_msg_iter->muxer_comp; |
d9693c64 | 130 | BT_COMP_LOGD("Destroying muxer's upstream message iterator wrapper: " |
b09a5592 PP |
131 | "addr=%p, msg-iter-addr=%p, queue-len=%u", |
132 | muxer_upstream_msg_iter, | |
133 | muxer_upstream_msg_iter->msg_iter, | |
134 | muxer_upstream_msg_iter->msgs->length); | |
a71ed05c PP |
135 | bt_self_component_port_input_message_iterator_put_ref( |
136 | muxer_upstream_msg_iter->msg_iter); | |
3fd7b79d | 137 | |
b09a5592 | 138 | if (muxer_upstream_msg_iter->msgs) { |
a71ed05c | 139 | empty_message_queue(muxer_upstream_msg_iter); |
b09a5592 | 140 | g_queue_free(muxer_upstream_msg_iter->msgs); |
3fd7b79d PP |
141 | } |
142 | ||
b09a5592 | 143 | g_free(muxer_upstream_msg_iter); |
ab11110e PP |
144 | } |
145 | ||
958f7d11 | 146 | static |
ae644e59 | 147 | int muxer_msg_iter_add_upstream_msg_iter(struct muxer_msg_iter *muxer_msg_iter, |
b09a5592 | 148 | bt_self_component_port_input_message_iterator *self_msg_iter) |
958f7d11 | 149 | { |
ae644e59 | 150 | int ret = 0; |
b09a5592 PP |
151 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = |
152 | g_new0(struct muxer_upstream_msg_iter, 1); | |
f5abbab4 | 153 | struct muxer_comp *muxer_comp = muxer_msg_iter->muxer_comp; |
958f7d11 | 154 | |
b09a5592 | 155 | if (!muxer_upstream_msg_iter) { |
d9693c64 | 156 | BT_COMP_LOGE_STR("Failed to allocate one muxer's upstream message iterator wrapper."); |
11603bce | 157 | goto error; |
958f7d11 PP |
158 | } |
159 | ||
f5abbab4 | 160 | muxer_upstream_msg_iter->muxer_comp = muxer_comp; |
b09a5592 PP |
161 | muxer_upstream_msg_iter->msg_iter = self_msg_iter; |
162 | bt_self_component_port_input_message_iterator_get_ref(muxer_upstream_msg_iter->msg_iter); | |
163 | muxer_upstream_msg_iter->msgs = g_queue_new(); | |
164 | if (!muxer_upstream_msg_iter->msgs) { | |
d9693c64 | 165 | BT_COMP_LOGE_STR("Failed to allocate a GQueue."); |
11603bce | 166 | goto error; |
3fd7b79d PP |
167 | } |
168 | ||
a71ed05c | 169 | g_ptr_array_add(muxer_msg_iter->active_muxer_upstream_msg_iters, |
b09a5592 | 170 | muxer_upstream_msg_iter); |
d9693c64 | 171 | BT_COMP_LOGD("Added muxer's upstream message iterator wrapper: " |
b09a5592 PP |
172 | "addr=%p, muxer-msg-iter-addr=%p, msg-iter-addr=%p", |
173 | muxer_upstream_msg_iter, muxer_msg_iter, | |
174 | self_msg_iter); | |
958f7d11 | 175 | |
11603bce FD |
176 | goto end; |
177 | ||
178 | error: | |
179 | g_free(muxer_upstream_msg_iter); | |
ae644e59 | 180 | ret = -1; |
11603bce | 181 | |
958f7d11 | 182 | end: |
ae644e59 | 183 | return ret; |
958f7d11 PP |
184 | } |
185 | ||
958f7d11 | 186 | static |
fb25b9e3 | 187 | bt_self_component_add_port_status add_available_input_port( |
8eee8ea2 | 188 | bt_self_component_filter *self_comp) |
958f7d11 | 189 | { |
834e9996 | 190 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
bb61965b | 191 | bt_self_component_filter_as_self_component(self_comp)); |
fb25b9e3 PP |
192 | bt_self_component_add_port_status status = |
193 | BT_SELF_COMPONENT_ADD_PORT_STATUS_OK; | |
958f7d11 | 194 | GString *port_name = NULL; |
958f7d11 | 195 | |
8b45963b | 196 | BT_ASSERT(muxer_comp); |
958f7d11 PP |
197 | port_name = g_string_new("in"); |
198 | if (!port_name) { | |
d9693c64 | 199 | BT_COMP_LOGE_STR("Failed to allocate a GString."); |
fb25b9e3 | 200 | status = BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR; |
958f7d11 PP |
201 | goto end; |
202 | } | |
203 | ||
204 | g_string_append_printf(port_name, "%u", muxer_comp->next_port_num); | |
834e9996 PP |
205 | status = bt_self_component_filter_add_input_port( |
206 | self_comp, port_name->str, NULL, NULL); | |
fb25b9e3 | 207 | if (status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { |
d9693c64 | 208 | BT_COMP_LOGE("Cannot add input port to muxer component: " |
318fe670 | 209 | "port-name=\"%s\", comp-addr=%p, status=%s", |
834e9996 | 210 | port_name->str, self_comp, |
fb25b9e3 | 211 | bt_common_func_status_string(status)); |
958f7d11 PP |
212 | goto end; |
213 | } | |
214 | ||
215 | muxer_comp->available_input_ports++; | |
216 | muxer_comp->next_port_num++; | |
d9693c64 | 217 | BT_COMP_LOGI("Added one input port to muxer component: " |
318fe670 | 218 | "port-name=\"%s\", comp-addr=%p", |
834e9996 | 219 | port_name->str, self_comp); |
1043fdea | 220 | |
958f7d11 PP |
221 | end: |
222 | if (port_name) { | |
223 | g_string_free(port_name, TRUE); | |
224 | } | |
225 | ||
147337a3 | 226 | return status; |
958f7d11 PP |
227 | } |
228 | ||
958f7d11 | 229 | static |
fb25b9e3 | 230 | bt_self_component_add_port_status create_output_port( |
8eee8ea2 | 231 | bt_self_component_filter *self_comp) |
958f7d11 | 232 | { |
834e9996 PP |
233 | return bt_self_component_filter_add_output_port( |
234 | self_comp, "out", NULL, NULL); | |
958f7d11 PP |
235 | } |
236 | ||
237 | static | |
238 | void destroy_muxer_comp(struct muxer_comp *muxer_comp) | |
239 | { | |
240 | if (!muxer_comp) { | |
241 | return; | |
242 | } | |
243 | ||
958f7d11 PP |
244 | g_free(muxer_comp); |
245 | } | |
246 | ||
65ee897d | 247 | static |
f5abbab4 | 248 | bt_value *get_default_params(struct muxer_comp *muxer_comp) |
65ee897d | 249 | { |
8eee8ea2 | 250 | bt_value *params; |
65ee897d PP |
251 | int ret; |
252 | ||
ce141536 | 253 | params = bt_value_map_create(); |
65ee897d | 254 | if (!params) { |
d9693c64 | 255 | BT_COMP_LOGE_STR("Cannot create a map value object."); |
65ee897d PP |
256 | goto error; |
257 | } | |
258 | ||
ce141536 | 259 | ret = bt_value_map_insert_bool_entry(params, |
c3acd5f3 | 260 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME, false); |
65ee897d | 261 | if (ret) { |
d9693c64 | 262 | BT_COMP_LOGE_STR("Cannot add boolean value to map value object."); |
65ee897d PP |
263 | goto error; |
264 | } | |
265 | ||
266 | goto end; | |
267 | ||
268 | error: | |
8c6884d9 | 269 | BT_VALUE_PUT_REF_AND_RESET(params); |
65ee897d PP |
270 | |
271 | end: | |
272 | return params; | |
273 | } | |
274 | ||
275 | static | |
ce141536 | 276 | int configure_muxer_comp(struct muxer_comp *muxer_comp, |
8eee8ea2 | 277 | const bt_value *params) |
65ee897d | 278 | { |
8eee8ea2 PP |
279 | bt_value *default_params = NULL; |
280 | bt_value *real_params = NULL; | |
281 | const bt_value *assume_absolute_clock_classes = NULL; | |
65ee897d | 282 | int ret = 0; |
c55a9f58 | 283 | bt_bool bool_val; |
65ee897d | 284 | |
f5abbab4 | 285 | default_params = get_default_params(muxer_comp); |
65ee897d | 286 | if (!default_params) { |
d9693c64 | 287 | BT_COMP_LOGE("Cannot get default parameters: " |
318fe670 | 288 | "muxer-comp-addr=%p", muxer_comp); |
65ee897d PP |
289 | goto error; |
290 | } | |
291 | ||
7be9d1d3 | 292 | ret = bt_value_map_extend(default_params, params, &real_params); |
b5cdc106 | 293 | if (ret) { |
d9693c64 | 294 | BT_COMP_LOGE("Cannot extend default parameters map value: " |
318fe670 PP |
295 | "muxer-comp-addr=%p, def-params-addr=%p, " |
296 | "params-addr=%p", muxer_comp, default_params, | |
297 | params); | |
65ee897d PP |
298 | goto error; |
299 | } | |
300 | ||
ce141536 PP |
301 | assume_absolute_clock_classes = bt_value_map_borrow_entry_value(real_params, |
302 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME); | |
8b45963b PP |
303 | if (assume_absolute_clock_classes && |
304 | !bt_value_is_bool(assume_absolute_clock_classes)) { | |
d9693c64 | 305 | BT_COMP_LOGE("Expecting a boolean value for the `%s` parameter: " |
318fe670 PP |
306 | "muxer-comp-addr=%p, value-type=%s", |
307 | ASSUME_ABSOLUTE_CLOCK_CLASSES_PARAM_NAME, muxer_comp, | |
17582c6d | 308 | bt_common_value_type_string( |
318fe670 | 309 | bt_value_get_type(assume_absolute_clock_classes))); |
65ee897d PP |
310 | goto error; |
311 | } | |
312 | ||
b5cdc106 | 313 | bool_val = bt_value_bool_get(assume_absolute_clock_classes); |
282c8cd0 | 314 | muxer_comp->assume_absolute_clock_classes = (bool) bool_val; |
d9693c64 | 315 | BT_COMP_LOGI("Configured muxer component: muxer-comp-addr=%p, " |
318fe670 PP |
316 | "assume-absolute-clock-classes=%d", |
317 | muxer_comp, muxer_comp->assume_absolute_clock_classes); | |
65ee897d PP |
318 | goto end; |
319 | ||
320 | error: | |
321 | ret = -1; | |
322 | ||
323 | end: | |
8c6884d9 PP |
324 | bt_value_put_ref(default_params); |
325 | bt_value_put_ref(real_params); | |
65ee897d PP |
326 | return ret; |
327 | } | |
328 | ||
958f7d11 | 329 | BT_HIDDEN |
fb25b9e3 | 330 | bt_component_class_init_method_status muxer_init( |
d9693c64 | 331 | bt_self_component_filter *self_comp_flt, |
3e3ea13e | 332 | const bt_value *params, void *init_data) |
958f7d11 PP |
333 | { |
334 | int ret; | |
fb25b9e3 PP |
335 | bt_component_class_init_method_status status = |
336 | BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK; | |
337 | bt_self_component_add_port_status add_port_status; | |
d9693c64 PP |
338 | bt_self_component *self_comp = |
339 | bt_self_component_filter_as_self_component(self_comp_flt); | |
958f7d11 | 340 | struct muxer_comp *muxer_comp = g_new0(struct muxer_comp, 1); |
f5abbab4 | 341 | bt_logging_level log_level = bt_component_get_logging_level( |
d9693c64 | 342 | bt_self_component_as_component(self_comp)); |
958f7d11 | 343 | |
d9693c64 | 344 | BT_COMP_LOG_CUR_LVL(BT_LOG_INFO, log_level, self_comp, |
f5abbab4 | 345 | "Initializing muxer component: " |
834e9996 | 346 | "comp-addr=%p, params-addr=%p", self_comp, params); |
318fe670 | 347 | |
958f7d11 | 348 | if (!muxer_comp) { |
d9693c64 | 349 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, log_level, self_comp, |
f5abbab4 | 350 | "Failed to allocate one muxer component."); |
958f7d11 PP |
351 | goto error; |
352 | } | |
353 | ||
f5abbab4 | 354 | muxer_comp->log_level = log_level; |
d9693c64 PP |
355 | muxer_comp->self_comp = self_comp; |
356 | muxer_comp->self_comp_flt = self_comp_flt; | |
65ee897d PP |
357 | ret = configure_muxer_comp(muxer_comp, params); |
358 | if (ret) { | |
d9693c64 | 359 | BT_COMP_LOGE("Cannot configure muxer component: " |
318fe670 PP |
360 | "muxer-comp-addr=%p, params-addr=%p", |
361 | muxer_comp, params); | |
65ee897d PP |
362 | goto error; |
363 | } | |
364 | ||
d9693c64 | 365 | bt_self_component_set_data(self_comp, muxer_comp); |
fb25b9e3 PP |
366 | add_port_status = add_available_input_port(self_comp_flt); |
367 | if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { | |
d9693c64 | 368 | BT_COMP_LOGE("Cannot ensure that at least one muxer component's input port is available: " |
318fe670 PP |
369 | "muxer-comp-addr=%p, status=%s", |
370 | muxer_comp, | |
fb25b9e3 PP |
371 | bt_common_func_status_string(add_port_status)); |
372 | if (add_port_status == | |
373 | BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR) { | |
374 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_MEMORY_ERROR; | |
375 | } else { | |
376 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; | |
377 | } | |
378 | ||
958f7d11 PP |
379 | goto error; |
380 | } | |
381 | ||
fb25b9e3 PP |
382 | add_port_status = create_output_port(self_comp_flt); |
383 | if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) { | |
d9693c64 | 384 | BT_COMP_LOGE("Cannot create muxer component's output port: " |
318fe670 PP |
385 | "muxer-comp-addr=%p, status=%s", |
386 | muxer_comp, | |
fb25b9e3 PP |
387 | bt_common_func_status_string(add_port_status)); |
388 | if (add_port_status == | |
389 | BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR) { | |
390 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_MEMORY_ERROR; | |
391 | } else { | |
392 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; | |
393 | } | |
394 | ||
958f7d11 PP |
395 | goto error; |
396 | } | |
397 | ||
d9693c64 | 398 | BT_COMP_LOGI("Initialized muxer component: " |
318fe670 | 399 | "comp-addr=%p, params-addr=%p, muxer-comp-addr=%p", |
834e9996 | 400 | self_comp, params, muxer_comp); |
318fe670 | 401 | |
958f7d11 PP |
402 | goto end; |
403 | ||
404 | error: | |
405 | destroy_muxer_comp(muxer_comp); | |
d9693c64 | 406 | bt_self_component_set_data(self_comp, NULL); |
147337a3 | 407 | |
fb25b9e3 PP |
408 | if (status == BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK) { |
409 | status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; | |
147337a3 | 410 | } |
958f7d11 PP |
411 | |
412 | end: | |
413 | return status; | |
414 | } | |
415 | ||
416 | BT_HIDDEN | |
8eee8ea2 | 417 | void muxer_finalize(bt_self_component_filter *self_comp) |
958f7d11 | 418 | { |
834e9996 | 419 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
bb61965b | 420 | bt_self_component_filter_as_self_component(self_comp)); |
958f7d11 | 421 | |
d9693c64 | 422 | BT_COMP_LOGI("Finalizing muxer component: comp-addr=%p", |
834e9996 | 423 | self_comp); |
958f7d11 PP |
424 | destroy_muxer_comp(muxer_comp); |
425 | } | |
426 | ||
427 | static | |
b09a5592 | 428 | bt_self_component_port_input_message_iterator * |
f5abbab4 PP |
429 | create_msg_iter_on_input_port(struct muxer_comp *muxer_comp, |
430 | bt_self_component_port_input *self_port) | |
958f7d11 | 431 | { |
8eee8ea2 | 432 | const bt_port *port = bt_self_component_port_as_port( |
bb61965b | 433 | bt_self_component_port_input_as_self_component_port( |
834e9996 | 434 | self_port)); |
b09a5592 | 435 | bt_self_component_port_input_message_iterator *msg_iter = |
834e9996 | 436 | NULL; |
958f7d11 | 437 | |
8b45963b PP |
438 | BT_ASSERT(port); |
439 | BT_ASSERT(bt_port_is_connected(port)); | |
958f7d11 | 440 | |
ab11110e | 441 | // TODO: Advance the iterator to >= the time of the latest |
b09a5592 | 442 | // returned message by the muxer message |
ab11110e | 443 | // iterator which creates it. |
b09a5592 | 444 | msg_iter = bt_self_component_port_input_message_iterator_create( |
834e9996 | 445 | self_port); |
b09a5592 | 446 | if (!msg_iter) { |
d9693c64 | 447 | BT_COMP_LOGE("Cannot create upstream message iterator on input port: " |
834e9996 PP |
448 | "port-addr=%p, port-name=\"%s\"", |
449 | port, bt_port_get_name(port)); | |
958f7d11 PP |
450 | goto end; |
451 | } | |
452 | ||
d9693c64 | 453 | BT_COMP_LOGI("Created upstream message iterator on input port: " |
b09a5592 PP |
454 | "port-addr=%p, port-name=\"%s\", msg-iter-addr=%p", |
455 | port, bt_port_get_name(port), msg_iter); | |
318fe670 | 456 | |
958f7d11 | 457 | end: |
b09a5592 | 458 | return msg_iter; |
958f7d11 PP |
459 | } |
460 | ||
ab11110e | 461 | static |
fb25b9e3 | 462 | bt_component_class_message_iterator_next_method_status muxer_upstream_msg_iter_next( |
a71ed05c PP |
463 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter, |
464 | bool *is_ended) | |
ab11110e | 465 | { |
f5abbab4 PP |
466 | struct muxer_comp *muxer_comp = |
467 | muxer_upstream_msg_iter->muxer_comp; | |
fb25b9e3 PP |
468 | bt_component_class_message_iterator_next_method_status status; |
469 | bt_message_iterator_next_status input_port_iter_status; | |
b09a5592 | 470 | bt_message_array_const msgs; |
3fd7b79d PP |
471 | uint64_t i; |
472 | uint64_t count; | |
ab11110e | 473 | |
d9693c64 | 474 | BT_COMP_LOGD("Calling upstream message iterator's \"next\" method: " |
b09a5592 PP |
475 | "muxer-upstream-msg-iter-wrap-addr=%p, msg-iter-addr=%p", |
476 | muxer_upstream_msg_iter, | |
477 | muxer_upstream_msg_iter->msg_iter); | |
3e3ea13e | 478 | input_port_iter_status = bt_self_component_port_input_message_iterator_next( |
b09a5592 | 479 | muxer_upstream_msg_iter->msg_iter, &msgs, &count); |
d9693c64 | 480 | BT_COMP_LOGD("Upstream message iterator's \"next\" method returned: " |
fb25b9e3 PP |
481 | "status=%s", |
482 | bt_common_func_status_string(input_port_iter_status)); | |
ab11110e | 483 | |
3e3ea13e | 484 | switch (input_port_iter_status) { |
fb25b9e3 | 485 | case BT_MESSAGE_ITERATOR_NEXT_STATUS_OK: |
089717de | 486 | /* |
b09a5592 | 487 | * Message iterator's current message is |
3fd7b79d | 488 | * valid: it must be considered for muxing operations. |
089717de | 489 | */ |
d9693c64 | 490 | BT_COMP_LOGD_STR("Validated upstream message iterator wrapper."); |
3fd7b79d PP |
491 | BT_ASSERT(count > 0); |
492 | ||
b09a5592 | 493 | /* Move messages to our queue */ |
3fd7b79d PP |
494 | for (i = 0; i < count; i++) { |
495 | /* | |
496 | * Push to tail in order; other side | |
b09a5592 | 497 | * (muxer_msg_iter_do_next_one()) consumes |
3fd7b79d PP |
498 | * from the head first. |
499 | */ | |
b09a5592 PP |
500 | g_queue_push_tail(muxer_upstream_msg_iter->msgs, |
501 | (void *) msgs[i]); | |
3fd7b79d | 502 | } |
fb25b9e3 | 503 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
ab11110e | 504 | break; |
fb25b9e3 | 505 | case BT_MESSAGE_ITERATOR_NEXT_STATUS_AGAIN: |
089717de | 506 | /* |
b09a5592 | 507 | * Message iterator's current message is not |
089717de | 508 | * valid anymore. Return |
fb25b9e3 | 509 | * BT_MESSAGE_ITERATOR_NEXT_STATUS_AGAIN immediately. |
089717de | 510 | */ |
fb25b9e3 | 511 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_AGAIN; |
ab11110e | 512 | break; |
fb25b9e3 | 513 | case BT_MESSAGE_ITERATOR_NEXT_STATUS_END: /* Fall-through. */ |
ab11110e | 514 | /* |
b09a5592 | 515 | * Message iterator reached the end: release it. It |
ab11110e | 516 | * won't be considered again to find the youngest |
b09a5592 | 517 | * message. |
ab11110e | 518 | */ |
a71ed05c | 519 | *is_ended = true; |
fb25b9e3 | 520 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
089717de | 521 | break; |
ab11110e PP |
522 | default: |
523 | /* Error or unsupported status code */ | |
d9693c64 | 524 | BT_COMP_LOGE("Error or unsupported status code: " |
3e3ea13e | 525 | "status-code=%d", input_port_iter_status); |
fb25b9e3 | 526 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
089717de | 527 | break; |
ab11110e PP |
528 | } |
529 | ||
089717de | 530 | return status; |
ab11110e PP |
531 | } |
532 | ||
958f7d11 | 533 | static |
b09a5592 PP |
534 | int get_msg_ts_ns(struct muxer_comp *muxer_comp, |
535 | struct muxer_msg_iter *muxer_msg_iter, | |
536 | const bt_message *msg, int64_t last_returned_ts_ns, | |
958f7d11 PP |
537 | int64_t *ts_ns) |
538 | { | |
ecbb78c0 | 539 | const bt_clock_snapshot *clock_snapshot = NULL; |
958f7d11 | 540 | int ret = 0; |
34e13c22 PP |
541 | const bt_stream_class *stream_class = NULL; |
542 | bt_message_type msg_type; | |
958f7d11 | 543 | |
b09a5592 | 544 | BT_ASSERT(msg); |
8b45963b | 545 | BT_ASSERT(ts_ns); |
d9693c64 | 546 | BT_COMP_LOGD("Getting message's timestamp: " |
b09a5592 | 547 | "muxer-msg-iter-addr=%p, msg-addr=%p, " |
318fe670 | 548 | "last-returned-ts=%" PRId64, |
b09a5592 | 549 | muxer_msg_iter, msg, last_returned_ts_ns); |
318fe670 | 550 | |
85e7137b | 551 | if (G_UNLIKELY(muxer_msg_iter->clock_class_expectation == |
37911c11 PP |
552 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE)) { |
553 | *ts_ns = last_returned_ts_ns; | |
554 | goto end; | |
555 | } | |
556 | ||
34e13c22 PP |
557 | msg_type = bt_message_get_type(msg); |
558 | ||
85e7137b | 559 | if (G_UNLIKELY(msg_type == BT_MESSAGE_TYPE_PACKET_BEGINNING)) { |
34e13c22 PP |
560 | stream_class = bt_stream_borrow_class_const( |
561 | bt_packet_borrow_stream_const( | |
562 | bt_message_packet_beginning_borrow_packet_const( | |
563 | msg))); | |
85e7137b | 564 | } else if (G_UNLIKELY(msg_type == BT_MESSAGE_TYPE_PACKET_END)) { |
34e13c22 PP |
565 | stream_class = bt_stream_borrow_class_const( |
566 | bt_packet_borrow_stream_const( | |
567 | bt_message_packet_end_borrow_packet_const( | |
568 | msg))); | |
85e7137b | 569 | } else if (G_UNLIKELY(msg_type == BT_MESSAGE_TYPE_DISCARDED_EVENTS)) { |
77037b2b PP |
570 | stream_class = bt_stream_borrow_class_const( |
571 | bt_message_discarded_events_borrow_stream_const(msg)); | |
85e7137b | 572 | } else if (G_UNLIKELY(msg_type == BT_MESSAGE_TYPE_DISCARDED_PACKETS)) { |
77037b2b PP |
573 | stream_class = bt_stream_borrow_class_const( |
574 | bt_message_discarded_packets_borrow_stream_const(msg)); | |
34e13c22 PP |
575 | } |
576 | ||
577 | switch (msg_type) { | |
b09a5592 | 578 | case BT_MESSAGE_TYPE_EVENT: |
37911c11 PP |
579 | BT_ASSERT(bt_message_event_borrow_stream_class_default_clock_class_const( |
580 | msg)); | |
11ddb3ef PP |
581 | clock_snapshot = bt_message_event_borrow_default_clock_snapshot_const( |
582 | msg); | |
958f7d11 | 583 | break; |
4a4dd64f | 584 | case BT_MESSAGE_TYPE_PACKET_BEGINNING: |
5ef34326 | 585 | if (bt_stream_class_packets_have_beginning_default_clock_snapshot( |
34e13c22 PP |
586 | stream_class)) { |
587 | clock_snapshot = bt_message_packet_beginning_borrow_default_clock_snapshot_const( | |
588 | msg); | |
589 | } else { | |
590 | goto no_clock_snapshot; | |
591 | } | |
592 | ||
4a4dd64f PP |
593 | break; |
594 | case BT_MESSAGE_TYPE_PACKET_END: | |
5ef34326 | 595 | if (bt_stream_class_packets_have_end_default_clock_snapshot( |
34e13c22 PP |
596 | stream_class)) { |
597 | clock_snapshot = bt_message_packet_end_borrow_default_clock_snapshot_const( | |
598 | msg); | |
599 | } else { | |
600 | goto no_clock_snapshot; | |
601 | } | |
602 | ||
4a4dd64f | 603 | break; |
3ce73327 FD |
604 | case BT_MESSAGE_TYPE_STREAM_BEGINNING: |
605 | { | |
606 | enum bt_message_stream_clock_snapshot_state snapshot_state = | |
607 | bt_message_stream_beginning_borrow_default_clock_snapshot_const( | |
608 | msg, &clock_snapshot); | |
609 | if (snapshot_state == BT_MESSAGE_STREAM_CLOCK_SNAPSHOT_STATE_UNKNOWN) { | |
610 | goto no_clock_snapshot; | |
611 | } | |
612 | ||
613 | break; | |
614 | } | |
615 | case BT_MESSAGE_TYPE_STREAM_END: | |
616 | { | |
617 | enum bt_message_stream_clock_snapshot_state snapshot_state = | |
618 | bt_message_stream_end_borrow_default_clock_snapshot_const( | |
619 | msg, &clock_snapshot); | |
620 | if (snapshot_state == BT_MESSAGE_STREAM_CLOCK_SNAPSHOT_STATE_UNKNOWN) { | |
621 | goto no_clock_snapshot; | |
622 | } | |
623 | ||
624 | break; | |
625 | } | |
4a4dd64f | 626 | case BT_MESSAGE_TYPE_DISCARDED_EVENTS: |
77037b2b PP |
627 | if (bt_stream_class_discarded_events_have_default_clock_snapshots( |
628 | stream_class)) { | |
5ef34326 | 629 | clock_snapshot = bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const( |
77037b2b PP |
630 | msg); |
631 | } else { | |
632 | goto no_clock_snapshot; | |
633 | } | |
634 | ||
4a4dd64f PP |
635 | break; |
636 | case BT_MESSAGE_TYPE_DISCARDED_PACKETS: | |
77037b2b PP |
637 | if (bt_stream_class_discarded_packets_have_default_clock_snapshots( |
638 | stream_class)) { | |
5ef34326 | 639 | clock_snapshot = bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const( |
77037b2b PP |
640 | msg); |
641 | } else { | |
642 | goto no_clock_snapshot; | |
643 | } | |
644 | ||
4a4dd64f | 645 | break; |
40bf6fd0 | 646 | case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY: |
11ddb3ef PP |
647 | clock_snapshot = bt_message_message_iterator_inactivity_borrow_default_clock_snapshot_const( |
648 | msg); | |
958f7d11 PP |
649 | break; |
650 | default: | |
b09a5592 | 651 | /* All the other messages have a higher priority */ |
d9693c64 | 652 | BT_COMP_LOGD_STR("Message has no timestamp: using the last returned timestamp."); |
958f7d11 PP |
653 | *ts_ns = last_returned_ts_ns; |
654 | goto end; | |
655 | } | |
656 | ||
37911c11 PP |
657 | ret = bt_clock_snapshot_get_ns_from_origin(clock_snapshot, ts_ns); |
658 | if (ret) { | |
d9693c64 | 659 | BT_COMP_LOGE("Cannot get nanoseconds from Epoch of clock snapshot: " |
37911c11 PP |
660 | "clock-snapshot-addr=%p", clock_snapshot); |
661 | goto error; | |
662 | } | |
663 | ||
664 | goto end; | |
665 | ||
666 | no_clock_snapshot: | |
d9693c64 | 667 | BT_COMP_LOGD_STR("Message's default clock snapshot is missing: " |
37911c11 PP |
668 | "using the last returned timestamp."); |
669 | *ts_ns = last_returned_ts_ns; | |
670 | goto end; | |
671 | ||
672 | error: | |
673 | ret = -1; | |
674 | ||
675 | end: | |
676 | if (ret == 0) { | |
d9693c64 | 677 | BT_COMP_LOGD("Found message's timestamp: " |
37911c11 PP |
678 | "muxer-msg-iter-addr=%p, msg-addr=%p, " |
679 | "last-returned-ts=%" PRId64 ", ts=%" PRId64, | |
680 | muxer_msg_iter, msg, last_returned_ts_ns, | |
681 | *ts_ns); | |
7b33a0e0 PP |
682 | } |
683 | ||
37911c11 PP |
684 | return ret; |
685 | } | |
686 | ||
687 | static inline | |
688 | int validate_clock_class(struct muxer_msg_iter *muxer_msg_iter, | |
689 | struct muxer_comp *muxer_comp, | |
690 | const bt_clock_class *clock_class) | |
691 | { | |
692 | int ret = 0; | |
d126826c | 693 | const uint8_t *cc_uuid; |
37911c11 PP |
694 | const char *cc_name; |
695 | ||
8fc063a2 | 696 | BT_ASSERT(clock_class); |
839d52a5 PP |
697 | cc_uuid = bt_clock_class_get_uuid(clock_class); |
698 | cc_name = bt_clock_class_get_name(clock_class); | |
282c8cd0 | 699 | |
b09a5592 PP |
700 | if (muxer_msg_iter->clock_class_expectation == |
701 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY) { | |
282c8cd0 PP |
702 | /* |
703 | * This is the first clock class that this muxer | |
b09a5592 | 704 | * message iterator encounters. Its properties |
282c8cd0 PP |
705 | * determine what to expect for the whole lifetime of |
706 | * the iterator without a true | |
707 | * `assume-absolute-clock-classes` parameter. | |
708 | */ | |
d608d675 | 709 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
282c8cd0 | 710 | /* Expect absolute clock classes */ |
b09a5592 PP |
711 | muxer_msg_iter->clock_class_expectation = |
712 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE; | |
282c8cd0 PP |
713 | } else { |
714 | if (cc_uuid) { | |
715 | /* | |
716 | * Expect non-absolute clock classes | |
717 | * with a specific UUID. | |
718 | */ | |
b09a5592 PP |
719 | muxer_msg_iter->clock_class_expectation = |
720 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID; | |
d126826c | 721 | bt_uuid_copy(muxer_msg_iter->expected_clock_class_uuid, cc_uuid); |
282c8cd0 PP |
722 | } else { |
723 | /* | |
724 | * Expect non-absolute clock classes | |
725 | * with no UUID. | |
726 | */ | |
b09a5592 PP |
727 | muxer_msg_iter->clock_class_expectation = |
728 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID; | |
282c8cd0 PP |
729 | } |
730 | } | |
731 | } | |
732 | ||
733 | if (!muxer_comp->assume_absolute_clock_classes) { | |
b09a5592 PP |
734 | switch (muxer_msg_iter->clock_class_expectation) { |
735 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ABSOLUTE: | |
d608d675 | 736 | if (!bt_clock_class_origin_is_unix_epoch(clock_class)) { |
d9693c64 | 737 | BT_COMP_LOGE("Expecting an absolute clock class, " |
318fe670 PP |
738 | "but got a non-absolute one: " |
739 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
740 | clock_class, cc_name); | |
282c8cd0 PP |
741 | goto error; |
742 | } | |
743 | break; | |
b09a5592 | 744 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_NO_UUID: |
d608d675 | 745 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
d9693c64 | 746 | BT_COMP_LOGE("Expecting a non-absolute clock class with no UUID, " |
318fe670 PP |
747 | "but got an absolute one: " |
748 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
749 | clock_class, cc_name); | |
282c8cd0 PP |
750 | goto error; |
751 | } | |
752 | ||
753 | if (cc_uuid) { | |
d9693c64 | 754 | BT_COMP_LOGE("Expecting a non-absolute clock class with no UUID, " |
318fe670 PP |
755 | "but got one with a UUID: " |
756 | "clock-class-addr=%p, clock-class-name=\"%s\", " | |
d126826c MJ |
757 | "uuid=\"" BT_UUID_FMT "\"", |
758 | clock_class, cc_name, BT_UUID_FMT_VALUES(cc_uuid)); | |
282c8cd0 PP |
759 | goto error; |
760 | } | |
761 | break; | |
b09a5592 | 762 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NOT_ABS_SPEC_UUID: |
d608d675 | 763 | if (bt_clock_class_origin_is_unix_epoch(clock_class)) { |
d9693c64 | 764 | BT_COMP_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
318fe670 PP |
765 | "but got an absolute one: " |
766 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
767 | clock_class, cc_name); | |
282c8cd0 PP |
768 | goto error; |
769 | } | |
770 | ||
771 | if (!cc_uuid) { | |
d9693c64 | 772 | BT_COMP_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
318fe670 PP |
773 | "but got one with no UUID: " |
774 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
775 | clock_class, cc_name); | |
282c8cd0 PP |
776 | goto error; |
777 | } | |
778 | ||
d126826c | 779 | if (bt_uuid_compare(muxer_msg_iter->expected_clock_class_uuid, cc_uuid) != 0) { |
d9693c64 | 780 | BT_COMP_LOGE("Expecting a non-absolute clock class with a specific UUID, " |
318fe670 PP |
781 | "but got one with different UUID: " |
782 | "clock-class-addr=%p, clock-class-name=\"%s\", " | |
d126826c MJ |
783 | "expected-uuid=\"" BT_UUID_FMT "\", " |
784 | "uuid=\"" BT_UUID_FMT "\"", | |
318fe670 | 785 | clock_class, cc_name, |
d126826c MJ |
786 | BT_UUID_FMT_VALUES(muxer_msg_iter->expected_clock_class_uuid), |
787 | BT_UUID_FMT_VALUES(cc_uuid)); | |
282c8cd0 PP |
788 | goto error; |
789 | } | |
790 | break; | |
37911c11 | 791 | case MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE: |
d9693c64 | 792 | BT_COMP_LOGE("Expecting no clock class, but got one: " |
37911c11 PP |
793 | "clock-class-addr=%p, clock-class-name=\"%s\"", |
794 | clock_class, cc_name); | |
795 | goto error; | |
282c8cd0 PP |
796 | default: |
797 | /* Unexpected */ | |
d9693c64 | 798 | BT_COMP_LOGF("Unexpected clock class expectation: " |
318fe670 | 799 | "expectation-code=%d", |
b09a5592 | 800 | muxer_msg_iter->clock_class_expectation); |
282c8cd0 PP |
801 | abort(); |
802 | } | |
958f7d11 PP |
803 | } |
804 | ||
2d42927b PP |
805 | goto end; |
806 | ||
958f7d11 PP |
807 | error: |
808 | ret = -1; | |
809 | ||
810 | end: | |
37911c11 PP |
811 | return ret; |
812 | } | |
813 | ||
814 | static inline | |
815 | int validate_new_stream_clock_class(struct muxer_msg_iter *muxer_msg_iter, | |
816 | struct muxer_comp *muxer_comp, const bt_stream *stream) | |
817 | { | |
818 | int ret = 0; | |
819 | const bt_stream_class *stream_class = | |
820 | bt_stream_borrow_class_const(stream); | |
821 | const bt_clock_class *clock_class = | |
822 | bt_stream_class_borrow_default_clock_class_const(stream_class); | |
823 | ||
824 | if (!clock_class) { | |
825 | if (muxer_msg_iter->clock_class_expectation == | |
826 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY) { | |
827 | /* Expect no clock class */ | |
828 | muxer_msg_iter->clock_class_expectation = | |
829 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE; | |
830 | } else { | |
d9693c64 | 831 | BT_COMP_LOGE("Expecting stream class with a default clock class: " |
37911c11 PP |
832 | "stream-class-addr=%p, stream-class-name=\"%s\", " |
833 | "stream-class-id=%" PRIu64, | |
834 | stream_class, bt_stream_class_get_name(stream_class), | |
835 | bt_stream_class_get_id(stream_class)); | |
836 | ret = -1; | |
837 | } | |
838 | ||
839 | goto end; | |
318fe670 PP |
840 | } |
841 | ||
37911c11 PP |
842 | ret = validate_clock_class(muxer_msg_iter, muxer_comp, clock_class); |
843 | ||
844 | end: | |
958f7d11 PP |
845 | return ret; |
846 | } | |
847 | ||
ab11110e | 848 | /* |
b09a5592 PP |
849 | * This function finds the youngest available message amongst the |
850 | * non-ended upstream message iterators and returns the upstream | |
851 | * message iterator which has it, or | |
852 | * BT_MESSAGE_ITERATOR_STATUS_END if there's no available | |
853 | * message. | |
ab11110e PP |
854 | * |
855 | * This function does NOT: | |
856 | * | |
b09a5592 | 857 | * * Update any upstream message iterator. |
b09a5592 | 858 | * * Check the upstream message iterators to retry. |
ab11110e | 859 | * |
b09a5592 PP |
860 | * On sucess, this function sets *muxer_upstream_msg_iter to the |
861 | * upstream message iterator of which the current message is | |
ab11110e PP |
862 | * the youngest, and sets *ts_ns to its time. |
863 | */ | |
958f7d11 | 864 | static |
fb25b9e3 | 865 | bt_component_class_message_iterator_next_method_status |
b09a5592 | 866 | muxer_msg_iter_youngest_upstream_msg_iter( |
958f7d11 | 867 | struct muxer_comp *muxer_comp, |
b09a5592 PP |
868 | struct muxer_msg_iter *muxer_msg_iter, |
869 | struct muxer_upstream_msg_iter **muxer_upstream_msg_iter, | |
958f7d11 PP |
870 | int64_t *ts_ns) |
871 | { | |
872 | size_t i; | |
873 | int ret; | |
874 | int64_t youngest_ts_ns = INT64_MAX; | |
fb25b9e3 PP |
875 | bt_component_class_message_iterator_next_method_status status = |
876 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
958f7d11 | 877 | |
8b45963b | 878 | BT_ASSERT(muxer_comp); |
b09a5592 PP |
879 | BT_ASSERT(muxer_msg_iter); |
880 | BT_ASSERT(muxer_upstream_msg_iter); | |
881 | *muxer_upstream_msg_iter = NULL; | |
882 | ||
a71ed05c PP |
883 | for (i = 0; i < muxer_msg_iter->active_muxer_upstream_msg_iters->len; |
884 | i++) { | |
b09a5592 PP |
885 | const bt_message *msg; |
886 | struct muxer_upstream_msg_iter *cur_muxer_upstream_msg_iter = | |
a71ed05c PP |
887 | g_ptr_array_index( |
888 | muxer_msg_iter->active_muxer_upstream_msg_iters, | |
889 | i); | |
b09a5592 PP |
890 | int64_t msg_ts_ns; |
891 | ||
892 | if (!cur_muxer_upstream_msg_iter->msg_iter) { | |
893 | /* This upstream message iterator is ended */ | |
c9ecaa78 | 894 | BT_COMP_LOGT("Skipping ended upstream message iterator: " |
b09a5592 PP |
895 | "muxer-upstream-msg-iter-wrap-addr=%p", |
896 | cur_muxer_upstream_msg_iter); | |
958f7d11 PP |
897 | continue; |
898 | } | |
899 | ||
b09a5592 PP |
900 | BT_ASSERT(cur_muxer_upstream_msg_iter->msgs->length > 0); |
901 | msg = g_queue_peek_head(cur_muxer_upstream_msg_iter->msgs); | |
902 | BT_ASSERT(msg); | |
37911c11 | 903 | |
85e7137b | 904 | if (G_UNLIKELY(bt_message_get_type(msg) == |
37911c11 PP |
905 | BT_MESSAGE_TYPE_STREAM_BEGINNING)) { |
906 | ret = validate_new_stream_clock_class( | |
907 | muxer_msg_iter, muxer_comp, | |
908 | bt_message_stream_beginning_borrow_stream_const( | |
909 | msg)); | |
910 | if (ret) { | |
911 | /* | |
912 | * validate_new_stream_clock_class() logs | |
913 | * errors. | |
914 | */ | |
fb25b9e3 | 915 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
37911c11 PP |
916 | goto end; |
917 | } | |
85e7137b | 918 | } else if (G_UNLIKELY(bt_message_get_type(msg) == |
37911c11 PP |
919 | BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY)) { |
920 | const bt_clock_snapshot *cs; | |
37911c11 | 921 | |
11ddb3ef PP |
922 | cs = bt_message_message_iterator_inactivity_borrow_default_clock_snapshot_const( |
923 | msg); | |
37911c11 PP |
924 | ret = validate_clock_class(muxer_msg_iter, muxer_comp, |
925 | bt_clock_snapshot_borrow_clock_class_const(cs)); | |
926 | if (ret) { | |
927 | /* validate_clock_class() logs errors */ | |
fb25b9e3 | 928 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
37911c11 PP |
929 | goto end; |
930 | } | |
931 | } | |
932 | ||
b09a5592 PP |
933 | ret = get_msg_ts_ns(muxer_comp, muxer_msg_iter, msg, |
934 | muxer_msg_iter->last_returned_ts_ns, &msg_ts_ns); | |
958f7d11 | 935 | if (ret) { |
b09a5592 PP |
936 | /* get_msg_ts_ns() logs errors */ |
937 | *muxer_upstream_msg_iter = NULL; | |
fb25b9e3 | 938 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
958f7d11 PP |
939 | goto end; |
940 | } | |
941 | ||
b09a5592 PP |
942 | if (msg_ts_ns <= youngest_ts_ns) { |
943 | *muxer_upstream_msg_iter = | |
944 | cur_muxer_upstream_msg_iter; | |
945 | youngest_ts_ns = msg_ts_ns; | |
958f7d11 PP |
946 | *ts_ns = youngest_ts_ns; |
947 | } | |
948 | } | |
949 | ||
b09a5592 | 950 | if (!*muxer_upstream_msg_iter) { |
fb25b9e3 | 951 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END; |
958f7d11 PP |
952 | *ts_ns = INT64_MIN; |
953 | } | |
954 | ||
955 | end: | |
956 | return status; | |
957 | } | |
958 | ||
959 | static | |
fb25b9e3 PP |
960 | bt_component_class_message_iterator_next_method_status |
961 | validate_muxer_upstream_msg_iter( | |
a71ed05c PP |
962 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter, |
963 | bool *is_ended) | |
958f7d11 | 964 | { |
f5abbab4 PP |
965 | struct muxer_comp *muxer_comp = |
966 | muxer_upstream_msg_iter->muxer_comp; | |
fb25b9e3 PP |
967 | bt_component_class_message_iterator_next_method_status status = |
968 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
958f7d11 | 969 | |
d9693c64 | 970 | BT_COMP_LOGD("Validating muxer's upstream message iterator wrapper: " |
b09a5592 PP |
971 | "muxer-upstream-msg-iter-wrap-addr=%p", |
972 | muxer_upstream_msg_iter); | |
318fe670 | 973 | |
b09a5592 PP |
974 | if (muxer_upstream_msg_iter->msgs->length > 0 || |
975 | !muxer_upstream_msg_iter->msg_iter) { | |
d9693c64 | 976 | BT_COMP_LOGD("Already valid or not considered: " |
b09a5592 PP |
977 | "queue-len=%u, upstream-msg-iter-addr=%p", |
978 | muxer_upstream_msg_iter->msgs->length, | |
979 | muxer_upstream_msg_iter->msg_iter); | |
ab11110e PP |
980 | goto end; |
981 | } | |
982 | ||
b09a5592 | 983 | /* muxer_upstream_msg_iter_next() logs details/errors */ |
a71ed05c PP |
984 | status = muxer_upstream_msg_iter_next(muxer_upstream_msg_iter, |
985 | is_ended); | |
089717de PP |
986 | |
987 | end: | |
988 | return status; | |
989 | } | |
990 | ||
991 | static | |
fb25b9e3 PP |
992 | bt_component_class_message_iterator_next_method_status |
993 | validate_muxer_upstream_msg_iters( | |
b09a5592 | 994 | struct muxer_msg_iter *muxer_msg_iter) |
089717de | 995 | { |
f5abbab4 | 996 | struct muxer_comp *muxer_comp = muxer_msg_iter->muxer_comp; |
fb25b9e3 PP |
997 | bt_component_class_message_iterator_next_method_status status = |
998 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
089717de PP |
999 | size_t i; |
1000 | ||
d9693c64 | 1001 | BT_COMP_LOGD("Validating muxer's upstream message iterator wrappers: " |
b09a5592 | 1002 | "muxer-msg-iter-addr=%p", muxer_msg_iter); |
318fe670 | 1003 | |
a71ed05c PP |
1004 | for (i = 0; i < muxer_msg_iter->active_muxer_upstream_msg_iters->len; |
1005 | i++) { | |
90aed4f2 | 1006 | bool is_ended = false; |
b09a5592 | 1007 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = |
089717de | 1008 | g_ptr_array_index( |
a71ed05c | 1009 | muxer_msg_iter->active_muxer_upstream_msg_iters, |
089717de PP |
1010 | i); |
1011 | ||
b09a5592 | 1012 | status = validate_muxer_upstream_msg_iter( |
a71ed05c | 1013 | muxer_upstream_msg_iter, &is_ended); |
fb25b9e3 | 1014 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
318fe670 | 1015 | if (status < 0) { |
d9693c64 | 1016 | BT_COMP_LOGE("Cannot validate muxer's upstream message iterator wrapper: " |
b09a5592 PP |
1017 | "muxer-msg-iter-addr=%p, " |
1018 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
1019 | muxer_msg_iter, | |
1020 | muxer_upstream_msg_iter); | |
318fe670 | 1021 | } else { |
d9693c64 | 1022 | BT_COMP_LOGD("Cannot validate muxer's upstream message iterator wrapper: " |
b09a5592 PP |
1023 | "muxer-msg-iter-addr=%p, " |
1024 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
1025 | muxer_msg_iter, | |
1026 | muxer_upstream_msg_iter); | |
318fe670 PP |
1027 | } |
1028 | ||
089717de PP |
1029 | goto end; |
1030 | } | |
744ba28b PP |
1031 | |
1032 | /* | |
a71ed05c PP |
1033 | * Move this muxer upstream message iterator to the |
1034 | * array of ended iterators if it's ended. | |
744ba28b | 1035 | */ |
85e7137b | 1036 | if (G_UNLIKELY(is_ended)) { |
d9693c64 | 1037 | BT_COMP_LOGD("Muxer's upstream message iterator wrapper: ended or canceled: " |
a71ed05c PP |
1038 | "muxer-msg-iter-addr=%p, " |
1039 | "muxer-upstream-msg-iter-wrap-addr=%p", | |
1040 | muxer_msg_iter, muxer_upstream_msg_iter); | |
1041 | g_ptr_array_add( | |
1042 | muxer_msg_iter->ended_muxer_upstream_msg_iters, | |
1043 | muxer_upstream_msg_iter); | |
1044 | muxer_msg_iter->active_muxer_upstream_msg_iters->pdata[i] = NULL; | |
1045 | ||
744ba28b PP |
1046 | /* |
1047 | * Use g_ptr_array_remove_fast() because the | |
1048 | * order of those elements is not important. | |
1049 | */ | |
1050 | g_ptr_array_remove_index_fast( | |
a71ed05c | 1051 | muxer_msg_iter->active_muxer_upstream_msg_iters, |
744ba28b PP |
1052 | i); |
1053 | i--; | |
1054 | } | |
089717de PP |
1055 | } |
1056 | ||
1057 | end: | |
1058 | return status; | |
1059 | } | |
1060 | ||
3fd7b79d | 1061 | static inline |
fb25b9e3 | 1062 | bt_component_class_message_iterator_next_method_status muxer_msg_iter_do_next_one( |
089717de | 1063 | struct muxer_comp *muxer_comp, |
b09a5592 PP |
1064 | struct muxer_msg_iter *muxer_msg_iter, |
1065 | const bt_message **msg) | |
089717de | 1066 | { |
fb25b9e3 | 1067 | bt_component_class_message_iterator_next_method_status status; |
b09a5592 | 1068 | struct muxer_upstream_msg_iter *muxer_upstream_msg_iter = NULL; |
089717de PP |
1069 | int64_t next_return_ts; |
1070 | ||
1043fdea | 1071 | status = validate_muxer_upstream_msg_iters(muxer_msg_iter); |
fb25b9e3 | 1072 | if (status != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
1043fdea PP |
1073 | /* validate_muxer_upstream_msg_iters() logs details */ |
1074 | goto end; | |
958f7d11 PP |
1075 | } |
1076 | ||
1077 | /* | |
089717de | 1078 | * At this point we know that all the existing upstream |
b09a5592 PP |
1079 | * message iterators are valid. We can find the one, |
1080 | * amongst those, of which the current message is the | |
089717de | 1081 | * youngest. |
958f7d11 | 1082 | */ |
b09a5592 PP |
1083 | status = muxer_msg_iter_youngest_upstream_msg_iter(muxer_comp, |
1084 | muxer_msg_iter, &muxer_upstream_msg_iter, | |
089717de | 1085 | &next_return_ts); |
fb25b9e3 | 1086 | if (status < 0 || status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END) { |
3fd7b79d | 1087 | if (status < 0) { |
d9693c64 | 1088 | BT_COMP_LOGE("Cannot find the youngest upstream message iterator wrapper: " |
318fe670 | 1089 | "status=%s", |
fb25b9e3 | 1090 | bt_common_func_status_string(status)); |
318fe670 | 1091 | } else { |
d9693c64 | 1092 | BT_COMP_LOGD("Cannot find the youngest upstream message iterator wrapper: " |
318fe670 | 1093 | "status=%s", |
fb25b9e3 | 1094 | bt_common_func_status_string(status)); |
318fe670 PP |
1095 | } |
1096 | ||
958f7d11 PP |
1097 | goto end; |
1098 | } | |
1099 | ||
b09a5592 | 1100 | if (next_return_ts < muxer_msg_iter->last_returned_ts_ns) { |
d9693c64 | 1101 | BT_COMP_LOGE("Youngest upstream message iterator wrapper's timestamp is less than muxer's message iterator's last returned timestamp: " |
b09a5592 | 1102 | "muxer-msg-iter-addr=%p, ts=%" PRId64 ", " |
318fe670 | 1103 | "last-returned-ts=%" PRId64, |
b09a5592 PP |
1104 | muxer_msg_iter, next_return_ts, |
1105 | muxer_msg_iter->last_returned_ts_ns); | |
fb25b9e3 | 1106 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
958f7d11 PP |
1107 | goto end; |
1108 | } | |
1109 | ||
d9693c64 | 1110 | BT_COMP_LOGD("Found youngest upstream message iterator wrapper: " |
b09a5592 PP |
1111 | "muxer-msg-iter-addr=%p, " |
1112 | "muxer-upstream-msg-iter-wrap-addr=%p, " | |
318fe670 | 1113 | "ts=%" PRId64, |
b09a5592 | 1114 | muxer_msg_iter, muxer_upstream_msg_iter, next_return_ts); |
fb25b9e3 | 1115 | BT_ASSERT(status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK); |
b09a5592 | 1116 | BT_ASSERT(muxer_upstream_msg_iter); |
958f7d11 PP |
1117 | |
1118 | /* | |
3fd7b79d | 1119 | * Consume from the queue's head: other side |
b09a5592 | 1120 | * (muxer_upstream_msg_iter_next()) writes to the tail. |
958f7d11 | 1121 | */ |
b09a5592 PP |
1122 | *msg = g_queue_pop_head(muxer_upstream_msg_iter->msgs); |
1123 | BT_ASSERT(*msg); | |
1124 | muxer_msg_iter->last_returned_ts_ns = next_return_ts; | |
958f7d11 PP |
1125 | |
1126 | end: | |
3fd7b79d PP |
1127 | return status; |
1128 | } | |
1129 | ||
1130 | static | |
fb25b9e3 | 1131 | bt_component_class_message_iterator_next_method_status muxer_msg_iter_do_next( |
3fd7b79d | 1132 | struct muxer_comp *muxer_comp, |
b09a5592 PP |
1133 | struct muxer_msg_iter *muxer_msg_iter, |
1134 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d PP |
1135 | uint64_t *count) |
1136 | { | |
fb25b9e3 PP |
1137 | bt_component_class_message_iterator_next_method_status status = |
1138 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
3fd7b79d PP |
1139 | uint64_t i = 0; |
1140 | ||
fb25b9e3 | 1141 | while (i < capacity && status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
b09a5592 PP |
1142 | status = muxer_msg_iter_do_next_one(muxer_comp, |
1143 | muxer_msg_iter, &msgs[i]); | |
fb25b9e3 | 1144 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
3fd7b79d PP |
1145 | i++; |
1146 | } | |
1147 | } | |
1148 | ||
1149 | if (i > 0) { | |
1150 | /* | |
b09a5592 | 1151 | * Even if muxer_msg_iter_do_next_one() returned |
3fd7b79d | 1152 | * something else than |
b09a5592 PP |
1153 | * BT_MESSAGE_ITERATOR_STATUS_OK, we accumulated |
1154 | * message objects in the output message | |
3fd7b79d | 1155 | * array, so we need to return |
b09a5592 | 1156 | * BT_MESSAGE_ITERATOR_STATUS_OK so that they are |
3fd7b79d | 1157 | * transfered to downstream. This other status occurs |
b09a5592 | 1158 | * again the next time muxer_msg_iter_do_next() is |
3fd7b79d | 1159 | * called, possibly without any accumulated |
b09a5592 | 1160 | * message, in which case we'll return it. |
3fd7b79d PP |
1161 | */ |
1162 | *count = i; | |
fb25b9e3 | 1163 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
3fd7b79d PP |
1164 | } |
1165 | ||
1166 | return status; | |
958f7d11 PP |
1167 | } |
1168 | ||
1169 | static | |
b09a5592 | 1170 | void destroy_muxer_msg_iter(struct muxer_msg_iter *muxer_msg_iter) |
ab11110e | 1171 | { |
f5abbab4 PP |
1172 | struct muxer_comp *muxer_comp; |
1173 | ||
b09a5592 | 1174 | if (!muxer_msg_iter) { |
ab11110e PP |
1175 | return; |
1176 | } | |
1177 | ||
f5abbab4 | 1178 | muxer_comp = muxer_msg_iter->muxer_comp; |
d9693c64 | 1179 | BT_COMP_LOGD("Destroying muxer component's message iterator: " |
b09a5592 | 1180 | "muxer-msg-iter-addr=%p", muxer_msg_iter); |
318fe670 | 1181 | |
a71ed05c | 1182 | if (muxer_msg_iter->active_muxer_upstream_msg_iters) { |
d9693c64 | 1183 | BT_COMP_LOGD_STR("Destroying muxer's active upstream message iterator wrappers."); |
a71ed05c PP |
1184 | g_ptr_array_free( |
1185 | muxer_msg_iter->active_muxer_upstream_msg_iters, TRUE); | |
1186 | } | |
1187 | ||
1188 | if (muxer_msg_iter->ended_muxer_upstream_msg_iters) { | |
d9693c64 | 1189 | BT_COMP_LOGD_STR("Destroying muxer's ended upstream message iterator wrappers."); |
ab11110e | 1190 | g_ptr_array_free( |
a71ed05c | 1191 | muxer_msg_iter->ended_muxer_upstream_msg_iters, TRUE); |
ab11110e PP |
1192 | } |
1193 | ||
b09a5592 | 1194 | g_free(muxer_msg_iter); |
ab11110e PP |
1195 | } |
1196 | ||
1197 | static | |
1043fdea | 1198 | int muxer_msg_iter_init_upstream_iterators(struct muxer_comp *muxer_comp, |
b09a5592 | 1199 | struct muxer_msg_iter *muxer_msg_iter) |
958f7d11 | 1200 | { |
544d0515 PP |
1201 | int64_t count; |
1202 | int64_t i; | |
ab11110e | 1203 | int ret = 0; |
958f7d11 | 1204 | |
834e9996 | 1205 | count = bt_component_filter_get_input_port_count( |
bb61965b | 1206 | bt_self_component_filter_as_component_filter( |
d9693c64 | 1207 | muxer_comp->self_comp_flt)); |
544d0515 | 1208 | if (count < 0) { |
d9693c64 | 1209 | BT_COMP_LOGD("No input port to initialize for muxer component's message iterator: " |
b09a5592 PP |
1210 | "muxer-comp-addr=%p, muxer-msg-iter-addr=%p", |
1211 | muxer_comp, muxer_msg_iter); | |
ab11110e PP |
1212 | goto end; |
1213 | } | |
958f7d11 PP |
1214 | |
1215 | for (i = 0; i < count; i++) { | |
1043fdea | 1216 | bt_self_component_port_input_message_iterator *upstream_msg_iter; |
8eee8ea2 | 1217 | bt_self_component_port_input *self_port = |
834e9996 | 1218 | bt_self_component_filter_borrow_input_port_by_index( |
d9693c64 | 1219 | muxer_comp->self_comp_flt, i); |
8eee8ea2 | 1220 | const bt_port *port; |
958f7d11 | 1221 | |
834e9996 | 1222 | BT_ASSERT(self_port); |
bb61965b PP |
1223 | port = bt_self_component_port_as_port( |
1224 | bt_self_component_port_input_as_self_component_port( | |
834e9996 | 1225 | self_port)); |
8b45963b | 1226 | BT_ASSERT(port); |
958f7d11 PP |
1227 | |
1228 | if (!bt_port_is_connected(port)) { | |
1043fdea | 1229 | /* Skip non-connected port */ |
958f7d11 PP |
1230 | continue; |
1231 | } | |
1232 | ||
f5abbab4 PP |
1233 | upstream_msg_iter = create_msg_iter_on_input_port(muxer_comp, |
1234 | self_port); | |
1043fdea PP |
1235 | if (!upstream_msg_iter) { |
1236 | /* create_msg_iter_on_input_port() logs errors */ | |
1237 | BT_ASSERT(!upstream_msg_iter); | |
ab11110e PP |
1238 | ret = -1; |
1239 | goto end; | |
958f7d11 | 1240 | } |
318fe670 | 1241 | |
ae644e59 FD |
1242 | ret = muxer_msg_iter_add_upstream_msg_iter(muxer_msg_iter, |
1243 | upstream_msg_iter); | |
1043fdea PP |
1244 | bt_self_component_port_input_message_iterator_put_ref( |
1245 | upstream_msg_iter); | |
ae644e59 | 1246 | if (ret) { |
1043fdea | 1247 | /* muxer_msg_iter_add_upstream_msg_iter() logs errors */ |
1043fdea PP |
1248 | goto end; |
1249 | } | |
958f7d11 PP |
1250 | } |
1251 | ||
1252 | end: | |
958f7d11 PP |
1253 | return ret; |
1254 | } | |
1255 | ||
958f7d11 | 1256 | BT_HIDDEN |
fb25b9e3 | 1257 | bt_component_class_message_iterator_init_method_status muxer_msg_iter_init( |
b09a5592 | 1258 | bt_self_message_iterator *self_msg_iter, |
8eee8ea2 PP |
1259 | bt_self_component_filter *self_comp, |
1260 | bt_self_component_port_output *port) | |
958f7d11 PP |
1261 | { |
1262 | struct muxer_comp *muxer_comp = NULL; | |
b09a5592 | 1263 | struct muxer_msg_iter *muxer_msg_iter = NULL; |
fb25b9e3 PP |
1264 | bt_component_class_message_iterator_init_method_status status = |
1265 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK; | |
958f7d11 PP |
1266 | int ret; |
1267 | ||
834e9996 | 1268 | muxer_comp = bt_self_component_get_data( |
bb61965b | 1269 | bt_self_component_filter_as_self_component(self_comp)); |
8b45963b | 1270 | BT_ASSERT(muxer_comp); |
d9693c64 | 1271 | BT_COMP_LOGD("Initializing muxer component's message iterator: " |
b09a5592 PP |
1272 | "comp-addr=%p, muxer-comp-addr=%p, msg-iter-addr=%p", |
1273 | self_comp, muxer_comp, self_msg_iter); | |
a09c6b95 | 1274 | |
b09a5592 | 1275 | if (muxer_comp->initializing_muxer_msg_iter) { |
a09c6b95 | 1276 | /* |
089717de | 1277 | * Weird, unhandled situation detected: downstream |
b09a5592 PP |
1278 | * creates a muxer message iterator while creating |
1279 | * another muxer message iterator (same component). | |
a09c6b95 | 1280 | */ |
d9693c64 | 1281 | BT_COMP_LOGE("Recursive initialization of muxer component's message iterator: " |
b09a5592 PP |
1282 | "comp-addr=%p, muxer-comp-addr=%p, msg-iter-addr=%p", |
1283 | self_comp, muxer_comp, self_msg_iter); | |
958f7d11 PP |
1284 | goto error; |
1285 | } | |
1286 | ||
b09a5592 PP |
1287 | muxer_comp->initializing_muxer_msg_iter = true; |
1288 | muxer_msg_iter = g_new0(struct muxer_msg_iter, 1); | |
1289 | if (!muxer_msg_iter) { | |
d9693c64 | 1290 | BT_COMP_LOGE_STR("Failed to allocate one muxer component's message iterator."); |
ab11110e PP |
1291 | goto error; |
1292 | } | |
1293 | ||
f5abbab4 | 1294 | muxer_msg_iter->muxer_comp = muxer_comp; |
b09a5592 | 1295 | muxer_msg_iter->last_returned_ts_ns = INT64_MIN; |
a71ed05c | 1296 | muxer_msg_iter->active_muxer_upstream_msg_iters = |
958f7d11 | 1297 | g_ptr_array_new_with_free_func( |
b09a5592 | 1298 | (GDestroyNotify) destroy_muxer_upstream_msg_iter); |
a71ed05c | 1299 | if (!muxer_msg_iter->active_muxer_upstream_msg_iters) { |
d9693c64 | 1300 | BT_COMP_LOGE_STR("Failed to allocate a GPtrArray."); |
a71ed05c PP |
1301 | goto error; |
1302 | } | |
1303 | ||
1304 | muxer_msg_iter->ended_muxer_upstream_msg_iters = | |
1305 | g_ptr_array_new_with_free_func( | |
1306 | (GDestroyNotify) destroy_muxer_upstream_msg_iter); | |
1307 | if (!muxer_msg_iter->ended_muxer_upstream_msg_iters) { | |
d9693c64 | 1308 | BT_COMP_LOGE_STR("Failed to allocate a GPtrArray."); |
958f7d11 PP |
1309 | goto error; |
1310 | } | |
1311 | ||
1043fdea | 1312 | ret = muxer_msg_iter_init_upstream_iterators(muxer_comp, |
b09a5592 | 1313 | muxer_msg_iter); |
a09c6b95 | 1314 | if (ret) { |
d9693c64 | 1315 | BT_COMP_LOGE("Cannot initialize connected input ports for muxer component's message iterator: " |
318fe670 | 1316 | "comp-addr=%p, muxer-comp-addr=%p, " |
b09a5592 PP |
1317 | "muxer-msg-iter-addr=%p, msg-iter-addr=%p, ret=%d", |
1318 | self_comp, muxer_comp, muxer_msg_iter, | |
1319 | self_msg_iter, ret); | |
a09c6b95 PP |
1320 | goto error; |
1321 | } | |
1322 | ||
1043fdea | 1323 | bt_self_message_iterator_set_data(self_msg_iter, muxer_msg_iter); |
d9693c64 | 1324 | BT_COMP_LOGD("Initialized muxer component's message iterator: " |
b09a5592 PP |
1325 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " |
1326 | "msg-iter-addr=%p", | |
1327 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
958f7d11 PP |
1328 | goto end; |
1329 | ||
1330 | error: | |
b09a5592 | 1331 | destroy_muxer_msg_iter(muxer_msg_iter); |
1043fdea | 1332 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
fb25b9e3 | 1333 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_ERROR; |
958f7d11 PP |
1334 | |
1335 | end: | |
b09a5592 | 1336 | muxer_comp->initializing_muxer_msg_iter = false; |
958f7d11 PP |
1337 | return status; |
1338 | } | |
1339 | ||
1340 | BT_HIDDEN | |
a71ed05c | 1341 | void muxer_msg_iter_finalize(bt_self_message_iterator *self_msg_iter) |
958f7d11 | 1342 | { |
b09a5592 PP |
1343 | struct muxer_msg_iter *muxer_msg_iter = |
1344 | bt_self_message_iterator_get_data(self_msg_iter); | |
8eee8ea2 | 1345 | bt_self_component *self_comp = NULL; |
958f7d11 PP |
1346 | struct muxer_comp *muxer_comp = NULL; |
1347 | ||
b09a5592 PP |
1348 | self_comp = bt_self_message_iterator_borrow_component( |
1349 | self_msg_iter); | |
834e9996 PP |
1350 | BT_ASSERT(self_comp); |
1351 | muxer_comp = bt_self_component_get_data(self_comp); | |
d9693c64 | 1352 | BT_COMP_LOGD("Finalizing muxer component's message iterator: " |
b09a5592 PP |
1353 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " |
1354 | "msg-iter-addr=%p", | |
1355 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
958f7d11 | 1356 | |
1043fdea | 1357 | if (muxer_msg_iter) { |
b09a5592 | 1358 | destroy_muxer_msg_iter(muxer_msg_iter); |
958f7d11 | 1359 | } |
958f7d11 PP |
1360 | } |
1361 | ||
1362 | BT_HIDDEN | |
fb25b9e3 | 1363 | bt_component_class_message_iterator_next_method_status muxer_msg_iter_next( |
b09a5592 PP |
1364 | bt_self_message_iterator *self_msg_iter, |
1365 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d | 1366 | uint64_t *count) |
958f7d11 | 1367 | { |
fb25b9e3 | 1368 | bt_component_class_message_iterator_next_method_status status; |
b09a5592 PP |
1369 | struct muxer_msg_iter *muxer_msg_iter = |
1370 | bt_self_message_iterator_get_data(self_msg_iter); | |
8eee8ea2 | 1371 | bt_self_component *self_comp = NULL; |
958f7d11 | 1372 | struct muxer_comp *muxer_comp = NULL; |
958f7d11 | 1373 | |
b09a5592 PP |
1374 | BT_ASSERT(muxer_msg_iter); |
1375 | self_comp = bt_self_message_iterator_borrow_component( | |
1376 | self_msg_iter); | |
834e9996 PP |
1377 | BT_ASSERT(self_comp); |
1378 | muxer_comp = bt_self_component_get_data(self_comp); | |
8b45963b | 1379 | BT_ASSERT(muxer_comp); |
c9ecaa78 | 1380 | BT_COMP_LOGT("Muxer component's message iterator's \"next\" method called: " |
b09a5592 PP |
1381 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " |
1382 | "msg-iter-addr=%p", | |
1383 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter); | |
318fe670 | 1384 | |
b09a5592 PP |
1385 | status = muxer_msg_iter_do_next(muxer_comp, muxer_msg_iter, |
1386 | msgs, capacity, count); | |
3fd7b79d | 1387 | if (status < 0) { |
d9693c64 | 1388 | BT_COMP_LOGE("Cannot get next message: " |
b09a5592 PP |
1389 | "comp-addr=%p, muxer-comp-addr=%p, muxer-msg-iter-addr=%p, " |
1390 | "msg-iter-addr=%p, status=%s", | |
1391 | self_comp, muxer_comp, muxer_msg_iter, self_msg_iter, | |
fb25b9e3 | 1392 | bt_common_func_status_string(status)); |
318fe670 | 1393 | } else { |
c9ecaa78 | 1394 | BT_COMP_LOGT("Returning from muxer component's message iterator's \"next\" method: " |
3fd7b79d | 1395 | "status=%s", |
fb25b9e3 | 1396 | bt_common_func_status_string(status)); |
318fe670 | 1397 | } |
958f7d11 | 1398 | |
3fd7b79d | 1399 | return status; |
958f7d11 PP |
1400 | } |
1401 | ||
1402 | BT_HIDDEN | |
fb25b9e3 | 1403 | bt_component_class_port_connected_method_status muxer_input_port_connected( |
8eee8ea2 PP |
1404 | bt_self_component_filter *self_comp, |
1405 | bt_self_component_port_input *self_port, | |
1406 | const bt_port_output *other_port) | |
958f7d11 | 1407 | { |
fb25b9e3 PP |
1408 | bt_component_class_port_connected_method_status status = |
1409 | BT_COMPONENT_CLASS_PORT_CONNECTED_METHOD_STATUS_OK; | |
1410 | bt_self_component_add_port_status add_port_status; | |
f5abbab4 PP |
1411 | struct muxer_comp *muxer_comp = bt_self_component_get_data( |
1412 | bt_self_component_filter_as_self_component(self_comp)); | |
958f7d11 | 1413 | |
fb25b9e3 PP |
1414 | add_port_status = add_available_input_port(self_comp); |
1415 | if (add_port_status) { | |
d9693c64 | 1416 | BT_COMP_LOGE("Cannot add one muxer component's input port: " |
1043fdea | 1417 | "status=%s", |
fb25b9e3 PP |
1418 | bt_common_func_status_string(status)); |
1419 | ||
1420 | if (add_port_status == | |
1421 | BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR) { | |
1422 | status = BT_COMPONENT_CLASS_PORT_CONNECTED_METHOD_STATUS_MEMORY_ERROR; | |
1423 | } else { | |
1424 | status = BT_COMPONENT_CLASS_PORT_CONNECTED_METHOD_STATUS_ERROR; | |
1425 | } | |
1426 | ||
06a2cb0d PP |
1427 | goto end; |
1428 | } | |
1429 | ||
958f7d11 | 1430 | end: |
634f394c | 1431 | return status; |
958f7d11 | 1432 | } |
c9d3ff42 | 1433 | |
a71ed05c PP |
1434 | static inline |
1435 | bt_bool muxer_upstream_msg_iters_can_all_seek_beginning( | |
1436 | GPtrArray *muxer_upstream_msg_iters) | |
c9d3ff42 | 1437 | { |
c9d3ff42 PP |
1438 | uint64_t i; |
1439 | bt_bool ret = BT_TRUE; | |
1440 | ||
a71ed05c | 1441 | for (i = 0; i < muxer_upstream_msg_iters->len; i++) { |
c9d3ff42 | 1442 | struct muxer_upstream_msg_iter *upstream_msg_iter = |
a71ed05c | 1443 | muxer_upstream_msg_iters->pdata[i]; |
c9d3ff42 PP |
1444 | |
1445 | if (!bt_self_component_port_input_message_iterator_can_seek_beginning( | |
1446 | upstream_msg_iter->msg_iter)) { | |
1447 | ret = BT_FALSE; | |
1448 | goto end; | |
1449 | } | |
1450 | } | |
1451 | ||
1452 | end: | |
1453 | return ret; | |
1454 | } | |
1455 | ||
a71ed05c PP |
1456 | BT_HIDDEN |
1457 | bt_bool muxer_msg_iter_can_seek_beginning( | |
1458 | bt_self_message_iterator *self_msg_iter) | |
1459 | { | |
1460 | struct muxer_msg_iter *muxer_msg_iter = | |
1461 | bt_self_message_iterator_get_data(self_msg_iter); | |
1462 | bt_bool ret = BT_TRUE; | |
1463 | ||
1464 | if (!muxer_upstream_msg_iters_can_all_seek_beginning( | |
1465 | muxer_msg_iter->active_muxer_upstream_msg_iters)) { | |
1466 | ret = BT_FALSE; | |
1467 | goto end; | |
1468 | } | |
1469 | ||
1470 | if (!muxer_upstream_msg_iters_can_all_seek_beginning( | |
1471 | muxer_msg_iter->ended_muxer_upstream_msg_iters)) { | |
1472 | ret = BT_FALSE; | |
1473 | goto end; | |
1474 | } | |
1475 | ||
1476 | end: | |
1477 | return ret; | |
1478 | } | |
1479 | ||
c9d3ff42 | 1480 | BT_HIDDEN |
fb25b9e3 | 1481 | bt_component_class_message_iterator_seek_beginning_method_status muxer_msg_iter_seek_beginning( |
c9d3ff42 PP |
1482 | bt_self_message_iterator *self_msg_iter) |
1483 | { | |
1484 | struct muxer_msg_iter *muxer_msg_iter = | |
1485 | bt_self_message_iterator_get_data(self_msg_iter); | |
fb25b9e3 PP |
1486 | bt_component_class_message_iterator_seek_beginning_method_status status = |
1487 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
1488 | bt_message_iterator_seek_beginning_status seek_beg_status; | |
c9d3ff42 PP |
1489 | uint64_t i; |
1490 | ||
a71ed05c PP |
1491 | /* Seek all ended upstream iterators first */ |
1492 | for (i = 0; i < muxer_msg_iter->ended_muxer_upstream_msg_iters->len; | |
1493 | i++) { | |
c9d3ff42 | 1494 | struct muxer_upstream_msg_iter *upstream_msg_iter = |
a71ed05c | 1495 | muxer_msg_iter->ended_muxer_upstream_msg_iters->pdata[i]; |
c9d3ff42 | 1496 | |
fb25b9e3 | 1497 | seek_beg_status = bt_self_component_port_input_message_iterator_seek_beginning( |
c9d3ff42 | 1498 | upstream_msg_iter->msg_iter); |
fb25b9e3 PP |
1499 | if (seek_beg_status != BT_MESSAGE_ITERATOR_SEEK_BEGINNING_STATUS_OK) { |
1500 | status = (int) seek_beg_status; | |
c9d3ff42 PP |
1501 | goto end; |
1502 | } | |
a71ed05c PP |
1503 | |
1504 | empty_message_queue(upstream_msg_iter); | |
1505 | } | |
1506 | ||
1507 | /* Seek all previously active upstream iterators */ | |
1508 | for (i = 0; i < muxer_msg_iter->active_muxer_upstream_msg_iters->len; | |
1509 | i++) { | |
1510 | struct muxer_upstream_msg_iter *upstream_msg_iter = | |
1511 | muxer_msg_iter->active_muxer_upstream_msg_iters->pdata[i]; | |
1512 | ||
fb25b9e3 | 1513 | seek_beg_status = bt_self_component_port_input_message_iterator_seek_beginning( |
a71ed05c | 1514 | upstream_msg_iter->msg_iter); |
fb25b9e3 PP |
1515 | if (seek_beg_status != BT_MESSAGE_ITERATOR_SEEK_BEGINNING_STATUS_OK) { |
1516 | status = (int) seek_beg_status; | |
a71ed05c PP |
1517 | goto end; |
1518 | } | |
1519 | ||
1520 | empty_message_queue(upstream_msg_iter); | |
1521 | } | |
1522 | ||
1523 | /* Make them all active */ | |
1524 | for (i = 0; i < muxer_msg_iter->ended_muxer_upstream_msg_iters->len; | |
1525 | i++) { | |
1526 | struct muxer_upstream_msg_iter *upstream_msg_iter = | |
1527 | muxer_msg_iter->ended_muxer_upstream_msg_iters->pdata[i]; | |
1528 | ||
1529 | g_ptr_array_add(muxer_msg_iter->active_muxer_upstream_msg_iters, | |
1530 | upstream_msg_iter); | |
1531 | muxer_msg_iter->ended_muxer_upstream_msg_iters->pdata[i] = NULL; | |
c9d3ff42 PP |
1532 | } |
1533 | ||
a71ed05c PP |
1534 | g_ptr_array_remove_range(muxer_msg_iter->ended_muxer_upstream_msg_iters, |
1535 | 0, muxer_msg_iter->ended_muxer_upstream_msg_iters->len); | |
c9d3ff42 | 1536 | muxer_msg_iter->last_returned_ts_ns = INT64_MIN; |
a71ed05c PP |
1537 | muxer_msg_iter->clock_class_expectation = |
1538 | MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_ANY; | |
c9d3ff42 PP |
1539 | |
1540 | end: | |
fb25b9e3 | 1541 | return status; |
c9d3ff42 | 1542 | } |