Commit | Line | Data |
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de713ce0 JG |
1 | /* |
2 | * component.c | |
3 | * | |
4 | * Babeltrace Plugin Component | |
5 | * | |
6 | * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
b2e0c907 PP |
29 | #include <babeltrace/graph/private-component.h> |
30 | #include <babeltrace/graph/component.h> | |
31 | #include <babeltrace/graph/component-internal.h> | |
32 | #include <babeltrace/graph/component-class-internal.h> | |
33 | #include <babeltrace/graph/component-source-internal.h> | |
34 | #include <babeltrace/graph/component-filter-internal.h> | |
35 | #include <babeltrace/graph/component-sink-internal.h> | |
36 | #include <babeltrace/graph/private-connection.h> | |
37 | #include <babeltrace/graph/connection-internal.h> | |
38 | #include <babeltrace/graph/graph-internal.h> | |
39 | #include <babeltrace/graph/notification-iterator-internal.h> | |
40 | #include <babeltrace/graph/private-notification-iterator.h> | |
de713ce0 | 41 | #include <babeltrace/babeltrace-internal.h> |
3d9990ac | 42 | #include <babeltrace/compiler-internal.h> |
b8a06801 | 43 | #include <babeltrace/ref.h> |
de713ce0 | 44 | |
7c7c0433 JG |
45 | static |
46 | struct bt_component * (* const component_create_funcs[])( | |
47 | struct bt_component_class *, struct bt_value *) = { | |
d3e4dcd8 PP |
48 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_create, |
49 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_create, | |
50 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_create, | |
7c7c0433 JG |
51 | }; |
52 | ||
72b913fb PP |
53 | static |
54 | void (*component_destroy_funcs[])(struct bt_component *) = { | |
55 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_destroy, | |
56 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_destroy, | |
57 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_destroy, | |
58 | }; | |
59 | ||
7c7c0433 JG |
60 | static |
61 | enum bt_component_status (* const component_validation_funcs[])( | |
62 | struct bt_component *) = { | |
d3e4dcd8 PP |
63 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_validate, |
64 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_validate, | |
65 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_validate, | |
7c7c0433 JG |
66 | }; |
67 | ||
b8a06801 JG |
68 | static |
69 | void bt_component_destroy(struct bt_object *obj) | |
70 | { | |
71 | struct bt_component *component = NULL; | |
72 | struct bt_component_class *component_class = NULL; | |
3230ee6b | 73 | int i; |
b8a06801 JG |
74 | |
75 | if (!obj) { | |
76 | return; | |
77 | } | |
78 | ||
79 | component = container_of(obj, struct bt_component, base); | |
3230ee6b PP |
80 | |
81 | /* Call destroy listeners in reverse registration order */ | |
82 | for (i = component->destroy_listeners->len - 1; i >= 0; i--) { | |
83 | struct bt_component_destroy_listener *listener = | |
84 | &g_array_index(component->destroy_listeners, | |
85 | struct bt_component_destroy_listener, i); | |
86 | ||
87 | listener->func(component, listener->data); | |
88 | } | |
89 | ||
7c7c0433 JG |
90 | component_class = component->class; |
91 | ||
92 | /* | |
b8a06801 JG |
93 | * User data is destroyed first, followed by the concrete component |
94 | * instance. | |
95 | */ | |
64cadc66 PP |
96 | if (component->class->methods.finalize) { |
97 | component->class->methods.finalize( | |
890882ef | 98 | bt_private_component_from_component(component)); |
7c7c0433 | 99 | } |
b8a06801 | 100 | |
ab09f844 JG |
101 | if (component->destroy) { |
102 | component->destroy(component); | |
103 | } | |
104 | ||
72b913fb PP |
105 | if (component->input_ports) { |
106 | g_ptr_array_free(component->input_ports, TRUE); | |
107 | } | |
b8a06801 | 108 | |
72b913fb PP |
109 | if (component->output_ports) { |
110 | g_ptr_array_free(component->output_ports, TRUE); | |
b8a06801 JG |
111 | } |
112 | ||
3230ee6b PP |
113 | if (component->destroy_listeners) { |
114 | g_array_free(component->destroy_listeners, TRUE); | |
115 | } | |
116 | ||
72b913fb PP |
117 | g_string_free(component->name, TRUE); |
118 | bt_put(component_class); | |
119 | g_free(component); | |
b8a06801 | 120 | } |
de713ce0 | 121 | |
890882ef PP |
122 | struct bt_component *bt_component_from_private_component( |
123 | struct bt_private_component *private_component) | |
38b48196 | 124 | { |
890882ef | 125 | return bt_get(bt_component_from_private(private_component)); |
38b48196 JG |
126 | } |
127 | ||
890882ef PP |
128 | enum bt_component_class_type bt_component_get_class_type( |
129 | struct bt_component *component) | |
5645cd95 | 130 | { |
890882ef | 131 | return component ? component->class->type : BT_COMPONENT_CLASS_TYPE_UNKNOWN; |
5645cd95 JG |
132 | } |
133 | ||
72b913fb PP |
134 | static |
135 | struct bt_port *bt_component_add_port( | |
136 | struct bt_component *component, GPtrArray *ports, | |
137 | enum bt_port_type port_type, const char *name) | |
138 | { | |
139 | size_t i; | |
140 | struct bt_port *new_port = NULL; | |
1bf957a0 | 141 | struct bt_graph *graph = NULL; |
72b913fb PP |
142 | |
143 | if (!name || strlen(name) == 0) { | |
144 | goto end; | |
145 | } | |
146 | ||
147 | /* Look for a port having the same name. */ | |
148 | for (i = 0; i < ports->len; i++) { | |
149 | const char *port_name; | |
150 | struct bt_port *port = g_ptr_array_index( | |
151 | ports, i); | |
152 | ||
153 | port_name = bt_port_get_name(port); | |
154 | if (!port_name) { | |
155 | continue; | |
156 | } | |
157 | ||
158 | if (!strcmp(name, port_name)) { | |
159 | /* Port name clash, abort. */ | |
160 | goto end; | |
161 | } | |
162 | } | |
163 | ||
164 | new_port = bt_port_create(component, port_type, name); | |
165 | if (!new_port) { | |
166 | goto end; | |
167 | } | |
168 | ||
169 | /* | |
170 | * No name clash, add the port. | |
171 | * The component is now the port's parent; it should _not_ | |
172 | * hold a reference to the port since the port's lifetime | |
173 | * is now protected by the component's own lifetime. | |
174 | */ | |
175 | g_ptr_array_add(ports, new_port); | |
1bf957a0 PP |
176 | |
177 | /* | |
178 | * Notify the graph's creator that a new port was added. | |
179 | */ | |
180 | graph = bt_component_get_graph(component); | |
181 | if (graph) { | |
182 | bt_graph_notify_port_added(graph, new_port); | |
183 | BT_PUT(graph); | |
184 | } | |
185 | ||
72b913fb PP |
186 | end: |
187 | return new_port; | |
188 | } | |
189 | ||
190 | BT_HIDDEN | |
191 | uint64_t bt_component_get_input_port_count(struct bt_component *comp) | |
192 | { | |
193 | assert(comp); | |
194 | return comp->input_ports->len; | |
195 | } | |
196 | ||
197 | BT_HIDDEN | |
198 | uint64_t bt_component_get_output_port_count(struct bt_component *comp) | |
199 | { | |
200 | assert(comp); | |
201 | return comp->output_ports->len; | |
202 | } | |
203 | ||
6358c163 | 204 | struct bt_component *bt_component_create_with_init_method_data( |
7c7c0433 | 205 | struct bt_component_class *component_class, const char *name, |
6358c163 | 206 | struct bt_value *params, void *init_method_data) |
38b48196 | 207 | { |
7c7c0433 | 208 | int ret; |
38b48196 | 209 | struct bt_component *component = NULL; |
d3e4dcd8 | 210 | enum bt_component_class_type type; |
72b913fb | 211 | struct bt_port *default_port = NULL; |
38b48196 | 212 | |
0df078e5 PP |
213 | bt_get(params); |
214 | ||
38b48196 JG |
215 | if (!component_class) { |
216 | goto end; | |
217 | } | |
218 | ||
7c7c0433 | 219 | type = bt_component_class_get_type(component_class); |
d3e4dcd8 PP |
220 | if (type <= BT_COMPONENT_CLASS_TYPE_UNKNOWN || |
221 | type > BT_COMPONENT_CLASS_TYPE_FILTER) { | |
7c7c0433 JG |
222 | goto end; |
223 | } | |
224 | ||
0df078e5 PP |
225 | /* |
226 | * Parameters must be a map value, but we create a convenient | |
227 | * empty one if it's NULL. | |
228 | */ | |
229 | if (params) { | |
230 | if (!bt_value_is_map(params)) { | |
231 | goto end; | |
232 | } | |
233 | } else { | |
234 | params = bt_value_map_create(); | |
235 | if (!params) { | |
236 | goto end; | |
237 | } | |
238 | } | |
239 | ||
7c7c0433 JG |
240 | component = component_create_funcs[type](component_class, params); |
241 | if (!component) { | |
242 | goto end; | |
243 | } | |
244 | ||
245 | bt_object_init(component, bt_component_destroy); | |
72b913fb PP |
246 | component->class = bt_get(component_class); |
247 | component->destroy = component_destroy_funcs[type]; | |
7c7c0433 | 248 | component->name = g_string_new(name); |
4b70dd83 | 249 | if (!component->name) { |
7c7c0433 JG |
250 | BT_PUT(component); |
251 | goto end; | |
252 | } | |
253 | ||
72b913fb PP |
254 | component->input_ports = g_ptr_array_new_with_free_func( |
255 | bt_object_release); | |
256 | if (!component->input_ports) { | |
257 | BT_PUT(component); | |
258 | goto end; | |
259 | } | |
260 | ||
261 | component->output_ports = g_ptr_array_new_with_free_func( | |
262 | bt_object_release); | |
263 | if (!component->output_ports) { | |
264 | BT_PUT(component); | |
265 | goto end; | |
266 | } | |
267 | ||
3230ee6b PP |
268 | component->destroy_listeners = g_array_new(FALSE, TRUE, |
269 | sizeof(struct bt_component_destroy_listener)); | |
270 | if (!component->destroy_listeners) { | |
271 | BT_PUT(component); | |
272 | goto end; | |
273 | } | |
274 | ||
72b913fb PP |
275 | if (type == BT_COMPONENT_CLASS_TYPE_SOURCE || |
276 | type == BT_COMPONENT_CLASS_TYPE_FILTER) { | |
277 | default_port = bt_component_add_port(component, | |
278 | component->output_ports, BT_PORT_TYPE_OUTPUT, | |
279 | DEFAULT_OUTPUT_PORT_NAME); | |
280 | if (!default_port) { | |
281 | BT_PUT(component); | |
282 | goto end; | |
283 | } | |
284 | ||
285 | BT_PUT(default_port); | |
286 | } | |
287 | ||
288 | if (type == BT_COMPONENT_CLASS_TYPE_FILTER || | |
289 | type == BT_COMPONENT_CLASS_TYPE_SINK) { | |
290 | default_port = bt_component_add_port(component, | |
291 | component->input_ports, BT_PORT_TYPE_INPUT, | |
292 | DEFAULT_INPUT_PORT_NAME); | |
293 | if (!default_port) { | |
294 | BT_PUT(component); | |
295 | goto end; | |
296 | } | |
297 | ||
298 | BT_PUT(default_port); | |
299 | } | |
300 | ||
301 | component->initializing = true; | |
302 | ||
d3e4dcd8 | 303 | if (component_class->methods.init) { |
890882ef PP |
304 | ret = component_class->methods.init( |
305 | bt_private_component_from_component(component), params, | |
6358c163 | 306 | init_method_data); |
d3e4dcd8 PP |
307 | component->initializing = false; |
308 | if (ret != BT_COMPONENT_STATUS_OK) { | |
309 | BT_PUT(component); | |
310 | goto end; | |
311 | } | |
528debdf | 312 | } |
d3e4dcd8 PP |
313 | |
314 | component->initializing = false; | |
7c7c0433 | 315 | ret = component_validation_funcs[type](component); |
692b38d2 | 316 | if (ret != BT_COMPONENT_STATUS_OK) { |
7c7c0433 | 317 | BT_PUT(component); |
38b48196 JG |
318 | goto end; |
319 | } | |
1e4d8103 PP |
320 | |
321 | bt_component_class_freeze(component->class); | |
38b48196 | 322 | end: |
0df078e5 | 323 | bt_put(params); |
72b913fb | 324 | bt_put(default_port); |
38b48196 JG |
325 | return component; |
326 | } | |
327 | ||
6358c163 PP |
328 | struct bt_component *bt_component_create( |
329 | struct bt_component_class *component_class, const char *name, | |
330 | struct bt_value *params) | |
331 | { | |
332 | return bt_component_create_with_init_method_data(component_class, name, | |
333 | params, NULL); | |
334 | } | |
335 | ||
de713ce0 JG |
336 | const char *bt_component_get_name(struct bt_component *component) |
337 | { | |
338 | const char *ret = NULL; | |
339 | ||
340 | if (!component) { | |
341 | goto end; | |
342 | } | |
343 | ||
f1222e7d | 344 | ret = component->name->len == 0 ? NULL : component->name->str; |
de713ce0 JG |
345 | end: |
346 | return ret; | |
347 | } | |
348 | ||
349 | enum bt_component_status bt_component_set_name(struct bt_component *component, | |
350 | const char *name) | |
351 | { | |
352 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
353 | ||
354 | if (!component || !name || name[0] == '\0') { | |
30d619df | 355 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
356 | goto end; |
357 | } | |
358 | ||
359 | g_string_assign(component->name, name); | |
360 | end: | |
361 | return ret; | |
362 | } | |
363 | ||
38b48196 JG |
364 | struct bt_component_class *bt_component_get_class( |
365 | struct bt_component *component) | |
de713ce0 | 366 | { |
38b48196 | 367 | return component ? bt_get(component->class) : NULL; |
de713ce0 JG |
368 | } |
369 | ||
890882ef PP |
370 | void *bt_private_component_get_user_data( |
371 | struct bt_private_component *private_component) | |
de713ce0 | 372 | { |
890882ef PP |
373 | struct bt_component *component = |
374 | bt_component_from_private(private_component); | |
375 | ||
38b48196 | 376 | return component ? component->user_data : NULL; |
de713ce0 JG |
377 | } |
378 | ||
890882ef PP |
379 | enum bt_component_status bt_private_component_set_user_data( |
380 | struct bt_private_component *private_component, | |
de713ce0 JG |
381 | void *data) |
382 | { | |
890882ef PP |
383 | struct bt_component *component = |
384 | bt_component_from_private(private_component); | |
de713ce0 JG |
385 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
386 | ||
fec2a9f2 | 387 | if (!component || !component->initializing) { |
30d619df | 388 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
389 | goto end; |
390 | } | |
391 | ||
392 | component->user_data = data; | |
393 | end: | |
394 | return ret; | |
395 | } | |
366e034f JG |
396 | |
397 | BT_HIDDEN | |
f60c8b34 | 398 | void bt_component_set_graph(struct bt_component *component, |
366e034f JG |
399 | struct bt_graph *graph) |
400 | { | |
f60c8b34 JG |
401 | struct bt_object *parent = bt_object_get_parent(&component->base); |
402 | ||
403 | assert(!parent || parent == &graph->base); | |
404 | if (!parent) { | |
405 | bt_object_set_parent(component, &graph->base); | |
406 | } | |
407 | bt_put(parent); | |
366e034f JG |
408 | } |
409 | ||
410 | struct bt_graph *bt_component_get_graph( | |
411 | struct bt_component *component) | |
412 | { | |
413 | return (struct bt_graph *) bt_object_get_parent(&component->base); | |
414 | } | |
415 | ||
72b913fb | 416 | static |
366e034f JG |
417 | struct bt_port *bt_component_get_port(GPtrArray *ports, const char *name) |
418 | { | |
419 | size_t i; | |
420 | struct bt_port *ret_port = NULL; | |
421 | ||
72b913fb PP |
422 | assert(name); |
423 | ||
366e034f JG |
424 | for (i = 0; i < ports->len; i++) { |
425 | struct bt_port *port = g_ptr_array_index(ports, i); | |
426 | const char *port_name = bt_port_get_name(port); | |
427 | ||
428 | if (!port_name) { | |
429 | continue; | |
430 | } | |
431 | ||
432 | if (!strcmp(name, port_name)) { | |
433 | ret_port = bt_get(port); | |
434 | break; | |
435 | } | |
436 | } | |
437 | ||
438 | return ret_port; | |
439 | } | |
440 | ||
441 | BT_HIDDEN | |
72b913fb PP |
442 | struct bt_port *bt_component_get_input_port(struct bt_component *comp, |
443 | const char *name) | |
444 | { | |
445 | assert(comp); | |
446 | ||
447 | return bt_component_get_port(comp->input_ports, name); | |
448 | } | |
449 | ||
450 | BT_HIDDEN | |
451 | struct bt_port *bt_component_get_output_port(struct bt_component *comp, | |
452 | const char *name) | |
453 | { | |
454 | assert(comp); | |
455 | ||
456 | return bt_component_get_port(comp->output_ports, name); | |
457 | } | |
458 | ||
459 | static | |
366e034f JG |
460 | struct bt_port *bt_component_get_port_at_index(GPtrArray *ports, int index) |
461 | { | |
462 | struct bt_port *port = NULL; | |
463 | ||
464 | if (index < 0 || index >= ports->len) { | |
465 | goto end; | |
466 | } | |
467 | ||
468 | port = bt_get(g_ptr_array_index(ports, index)); | |
469 | end: | |
470 | return port; | |
471 | } | |
472 | ||
473 | BT_HIDDEN | |
72b913fb PP |
474 | struct bt_port *bt_component_get_input_port_at_index(struct bt_component *comp, |
475 | int index) | |
366e034f | 476 | { |
72b913fb | 477 | assert(comp); |
366e034f | 478 | |
72b913fb PP |
479 | return bt_component_get_port_at_index(comp->input_ports, index); |
480 | } | |
366e034f | 481 | |
72b913fb PP |
482 | BT_HIDDEN |
483 | struct bt_port *bt_component_get_output_port_at_index(struct bt_component *comp, | |
484 | int index) | |
485 | { | |
486 | assert(comp); | |
366e034f | 487 | |
72b913fb PP |
488 | return bt_component_get_port_at_index(comp->output_ports, index); |
489 | } | |
366e034f | 490 | |
72b913fb PP |
491 | BT_HIDDEN |
492 | struct bt_port *bt_component_add_input_port( | |
493 | struct bt_component *component, const char *name) | |
494 | { | |
495 | return bt_component_add_port(component, component->input_ports, | |
496 | BT_PORT_TYPE_INPUT, name); | |
497 | } | |
366e034f | 498 | |
72b913fb PP |
499 | BT_HIDDEN |
500 | struct bt_port *bt_component_add_output_port( | |
501 | struct bt_component *component, const char *name) | |
502 | { | |
503 | return bt_component_add_port(component, component->output_ports, | |
504 | BT_PORT_TYPE_OUTPUT, name); | |
505 | } | |
506 | ||
507 | static | |
508 | void bt_component_remove_port_at_index(struct bt_component *component, | |
509 | GPtrArray *ports, size_t index) | |
510 | { | |
511 | struct bt_port *port; | |
1bf957a0 | 512 | struct bt_graph *graph; |
72b913fb PP |
513 | |
514 | assert(ports); | |
515 | assert(index < ports->len); | |
516 | port = g_ptr_array_index(ports, index); | |
517 | ||
518 | /* Disconnect both ports of this port's connection, if any */ | |
519 | if (port->connection) { | |
2038affb | 520 | bt_connection_disconnect_ports(port->connection); |
f60c8b34 JG |
521 | } |
522 | ||
72b913fb PP |
523 | /* Remove from parent's array of ports (weak refs) */ |
524 | g_ptr_array_remove_index(ports, index); | |
525 | ||
526 | /* Detach port from its component parent */ | |
527 | BT_PUT(port->base.parent); | |
528 | ||
1bf957a0 PP |
529 | /* |
530 | * Notify the graph's creator that a port is removed. | |
531 | */ | |
532 | graph = bt_component_get_graph(component); | |
533 | if (graph) { | |
534 | bt_graph_notify_port_removed(graph, component, port); | |
535 | BT_PUT(graph); | |
536 | } | |
366e034f JG |
537 | } |
538 | ||
539 | BT_HIDDEN | |
540 | enum bt_component_status bt_component_remove_port( | |
72b913fb | 541 | struct bt_component *component, struct bt_port *port) |
366e034f JG |
542 | { |
543 | size_t i; | |
544 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
72b913fb | 545 | GPtrArray *ports = NULL; |
366e034f | 546 | |
72b913fb | 547 | if (!component || !port) { |
366e034f JG |
548 | status = BT_COMPONENT_STATUS_INVALID; |
549 | goto end; | |
550 | } | |
551 | ||
72b913fb PP |
552 | if (bt_port_get_type(port) == BT_PORT_TYPE_INPUT) { |
553 | ports = component->input_ports; | |
554 | } else if (bt_port_get_type(port) == BT_PORT_TYPE_OUTPUT) { | |
555 | ports = component->output_ports; | |
556 | } | |
366e034f | 557 | |
72b913fb | 558 | assert(ports); |
366e034f | 559 | |
72b913fb PP |
560 | for (i = 0; i < ports->len; i++) { |
561 | struct bt_port *cur_port = g_ptr_array_index(ports, i); | |
562 | ||
563 | if (cur_port == port) { | |
564 | bt_component_remove_port_at_index(component, | |
565 | ports, i); | |
366e034f JG |
566 | goto end; |
567 | } | |
568 | } | |
72b913fb | 569 | |
366e034f JG |
570 | status = BT_COMPONENT_STATUS_NOT_FOUND; |
571 | end: | |
572 | return status; | |
573 | } | |
f60c8b34 JG |
574 | |
575 | BT_HIDDEN | |
72b913fb | 576 | enum bt_component_status bt_component_accept_port_connection( |
8f4799f7 PP |
577 | struct bt_component *comp, struct bt_port *self_port, |
578 | struct bt_port *other_port) | |
f60c8b34 JG |
579 | { |
580 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
581 | ||
72b913fb | 582 | assert(comp); |
8f4799f7 PP |
583 | assert(self_port); |
584 | assert(other_port); | |
72b913fb PP |
585 | |
586 | if (comp->class->methods.accept_port_connection) { | |
587 | status = comp->class->methods.accept_port_connection( | |
890882ef | 588 | bt_private_component_from_component(comp), |
8f4799f7 PP |
589 | bt_private_port_from_port(self_port), |
590 | other_port); | |
f60c8b34 JG |
591 | } |
592 | ||
593 | return status; | |
594 | } | |
72b913fb | 595 | |
0d8b4d8e PP |
596 | BT_HIDDEN |
597 | void bt_component_port_connected(struct bt_component *comp, | |
598 | struct bt_port *self_port, struct bt_port *other_port) | |
599 | { | |
600 | assert(comp); | |
601 | assert(self_port); | |
602 | assert(other_port); | |
603 | ||
604 | if (comp->class->methods.port_connected) { | |
605 | comp->class->methods.port_connected( | |
606 | bt_private_component_from_component(comp), | |
607 | bt_private_port_from_port(self_port), other_port); | |
608 | } | |
609 | } | |
610 | ||
72b913fb PP |
611 | BT_HIDDEN |
612 | void bt_component_port_disconnected(struct bt_component *comp, | |
613 | struct bt_port *port) | |
614 | { | |
615 | assert(comp); | |
616 | assert(port); | |
617 | ||
618 | if (comp->class->methods.port_disconnected) { | |
890882ef PP |
619 | comp->class->methods.port_disconnected( |
620 | bt_private_component_from_component(comp), | |
621 | bt_private_port_from_port(port)); | |
72b913fb PP |
622 | } |
623 | } | |
3230ee6b PP |
624 | |
625 | BT_HIDDEN | |
626 | void bt_component_add_destroy_listener(struct bt_component *component, | |
627 | bt_component_destroy_listener_func func, void *data) | |
628 | { | |
629 | struct bt_component_destroy_listener listener; | |
630 | ||
631 | assert(component); | |
632 | assert(func); | |
633 | listener.func = func; | |
634 | listener.data = data; | |
635 | g_array_append_val(component->destroy_listeners, listener); | |
636 | } | |
637 | ||
638 | BT_HIDDEN | |
639 | void bt_component_remove_destroy_listener(struct bt_component *component, | |
640 | bt_component_destroy_listener_func func, void *data) | |
641 | { | |
642 | size_t i; | |
643 | ||
644 | assert(component); | |
645 | assert(func); | |
646 | ||
647 | for (i = 0; i < component->destroy_listeners->len; i++) { | |
648 | struct bt_component_destroy_listener *listener = | |
649 | &g_array_index(component->destroy_listeners, | |
650 | struct bt_component_destroy_listener, i); | |
651 | ||
652 | if (listener->func == func && listener->data == data) { | |
653 | g_array_remove_index(component->destroy_listeners, i); | |
654 | i--; | |
655 | } | |
656 | } | |
657 | } |