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> |
9ac68eb1 | 44 | #include <stdint.h> |
de713ce0 | 45 | |
7c7c0433 JG |
46 | static |
47 | struct bt_component * (* const component_create_funcs[])( | |
48 | struct bt_component_class *, struct bt_value *) = { | |
d3e4dcd8 PP |
49 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_create, |
50 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_create, | |
51 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_create, | |
7c7c0433 JG |
52 | }; |
53 | ||
72b913fb PP |
54 | static |
55 | void (*component_destroy_funcs[])(struct bt_component *) = { | |
56 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_destroy, | |
57 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_destroy, | |
58 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_destroy, | |
59 | }; | |
60 | ||
7c7c0433 JG |
61 | static |
62 | enum bt_component_status (* const component_validation_funcs[])( | |
63 | struct bt_component *) = { | |
d3e4dcd8 PP |
64 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_validate, |
65 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_validate, | |
66 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_validate, | |
7c7c0433 JG |
67 | }; |
68 | ||
b8a06801 JG |
69 | static |
70 | void bt_component_destroy(struct bt_object *obj) | |
71 | { | |
72 | struct bt_component *component = NULL; | |
73 | struct bt_component_class *component_class = NULL; | |
3230ee6b | 74 | int i; |
b8a06801 JG |
75 | |
76 | if (!obj) { | |
77 | return; | |
78 | } | |
79 | ||
80 | component = container_of(obj, struct bt_component, base); | |
3230ee6b PP |
81 | |
82 | /* Call destroy listeners in reverse registration order */ | |
83 | for (i = component->destroy_listeners->len - 1; i >= 0; i--) { | |
84 | struct bt_component_destroy_listener *listener = | |
85 | &g_array_index(component->destroy_listeners, | |
86 | struct bt_component_destroy_listener, i); | |
87 | ||
88 | listener->func(component, listener->data); | |
89 | } | |
90 | ||
7c7c0433 JG |
91 | component_class = component->class; |
92 | ||
93 | /* | |
b8a06801 JG |
94 | * User data is destroyed first, followed by the concrete component |
95 | * instance. | |
96 | */ | |
64cadc66 PP |
97 | if (component->class->methods.finalize) { |
98 | component->class->methods.finalize( | |
890882ef | 99 | bt_private_component_from_component(component)); |
7c7c0433 | 100 | } |
b8a06801 | 101 | |
ab09f844 JG |
102 | if (component->destroy) { |
103 | component->destroy(component); | |
104 | } | |
105 | ||
72b913fb PP |
106 | if (component->input_ports) { |
107 | g_ptr_array_free(component->input_ports, TRUE); | |
108 | } | |
b8a06801 | 109 | |
72b913fb PP |
110 | if (component->output_ports) { |
111 | g_ptr_array_free(component->output_ports, TRUE); | |
b8a06801 JG |
112 | } |
113 | ||
3230ee6b PP |
114 | if (component->destroy_listeners) { |
115 | g_array_free(component->destroy_listeners, TRUE); | |
116 | } | |
117 | ||
72b913fb PP |
118 | g_string_free(component->name, TRUE); |
119 | bt_put(component_class); | |
120 | g_free(component); | |
b8a06801 | 121 | } |
de713ce0 | 122 | |
890882ef PP |
123 | struct bt_component *bt_component_from_private_component( |
124 | struct bt_private_component *private_component) | |
38b48196 | 125 | { |
890882ef | 126 | return bt_get(bt_component_from_private(private_component)); |
38b48196 JG |
127 | } |
128 | ||
890882ef PP |
129 | enum bt_component_class_type bt_component_get_class_type( |
130 | struct bt_component *component) | |
5645cd95 | 131 | { |
890882ef | 132 | return component ? component->class->type : BT_COMPONENT_CLASS_TYPE_UNKNOWN; |
5645cd95 JG |
133 | } |
134 | ||
72b913fb PP |
135 | static |
136 | struct bt_port *bt_component_add_port( | |
137 | struct bt_component *component, GPtrArray *ports, | |
3e9b0023 | 138 | enum bt_port_type port_type, const char *name, void *user_data) |
72b913fb PP |
139 | { |
140 | size_t i; | |
141 | struct bt_port *new_port = NULL; | |
1bf957a0 | 142 | struct bt_graph *graph = NULL; |
72b913fb PP |
143 | |
144 | if (!name || strlen(name) == 0) { | |
145 | goto end; | |
146 | } | |
147 | ||
148 | /* Look for a port having the same name. */ | |
149 | for (i = 0; i < ports->len; i++) { | |
150 | const char *port_name; | |
151 | struct bt_port *port = g_ptr_array_index( | |
152 | ports, i); | |
153 | ||
154 | port_name = bt_port_get_name(port); | |
155 | if (!port_name) { | |
156 | continue; | |
157 | } | |
158 | ||
159 | if (!strcmp(name, port_name)) { | |
160 | /* Port name clash, abort. */ | |
161 | goto end; | |
162 | } | |
163 | } | |
164 | ||
3e9b0023 | 165 | new_port = bt_port_create(component, port_type, name, user_data); |
72b913fb PP |
166 | if (!new_port) { |
167 | goto end; | |
168 | } | |
169 | ||
170 | /* | |
171 | * No name clash, add the port. | |
172 | * The component is now the port's parent; it should _not_ | |
173 | * hold a reference to the port since the port's lifetime | |
174 | * is now protected by the component's own lifetime. | |
175 | */ | |
176 | g_ptr_array_add(ports, new_port); | |
1bf957a0 PP |
177 | |
178 | /* | |
179 | * Notify the graph's creator that a new port was added. | |
180 | */ | |
181 | graph = bt_component_get_graph(component); | |
182 | if (graph) { | |
183 | bt_graph_notify_port_added(graph, new_port); | |
184 | BT_PUT(graph); | |
185 | } | |
186 | ||
72b913fb PP |
187 | end: |
188 | return new_port; | |
189 | } | |
190 | ||
191 | BT_HIDDEN | |
544d0515 | 192 | int64_t bt_component_get_input_port_count(struct bt_component *comp) |
72b913fb PP |
193 | { |
194 | assert(comp); | |
9ac68eb1 | 195 | return (int64_t) comp->input_ports->len; |
72b913fb PP |
196 | } |
197 | ||
198 | BT_HIDDEN | |
544d0515 | 199 | int64_t bt_component_get_output_port_count(struct bt_component *comp) |
72b913fb PP |
200 | { |
201 | assert(comp); | |
9ac68eb1 | 202 | return (int64_t) comp->output_ports->len; |
72b913fb PP |
203 | } |
204 | ||
6358c163 | 205 | struct bt_component *bt_component_create_with_init_method_data( |
7c7c0433 | 206 | struct bt_component_class *component_class, const char *name, |
6358c163 | 207 | struct bt_value *params, void *init_method_data) |
38b48196 | 208 | { |
7c7c0433 | 209 | int ret; |
38b48196 | 210 | struct bt_component *component = NULL; |
d3e4dcd8 | 211 | enum bt_component_class_type type; |
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 | component->initializing = true; |
276 | ||
d3e4dcd8 | 277 | if (component_class->methods.init) { |
890882ef PP |
278 | ret = component_class->methods.init( |
279 | bt_private_component_from_component(component), params, | |
6358c163 | 280 | init_method_data); |
d3e4dcd8 PP |
281 | component->initializing = false; |
282 | if (ret != BT_COMPONENT_STATUS_OK) { | |
283 | BT_PUT(component); | |
284 | goto end; | |
285 | } | |
528debdf | 286 | } |
d3e4dcd8 PP |
287 | |
288 | component->initializing = false; | |
7c7c0433 | 289 | ret = component_validation_funcs[type](component); |
692b38d2 | 290 | if (ret != BT_COMPONENT_STATUS_OK) { |
7c7c0433 | 291 | BT_PUT(component); |
38b48196 JG |
292 | goto end; |
293 | } | |
1e4d8103 PP |
294 | |
295 | bt_component_class_freeze(component->class); | |
38b48196 | 296 | end: |
0df078e5 | 297 | bt_put(params); |
38b48196 JG |
298 | return component; |
299 | } | |
300 | ||
6358c163 PP |
301 | struct bt_component *bt_component_create( |
302 | struct bt_component_class *component_class, const char *name, | |
303 | struct bt_value *params) | |
304 | { | |
305 | return bt_component_create_with_init_method_data(component_class, name, | |
306 | params, NULL); | |
307 | } | |
308 | ||
de713ce0 JG |
309 | const char *bt_component_get_name(struct bt_component *component) |
310 | { | |
311 | const char *ret = NULL; | |
312 | ||
313 | if (!component) { | |
314 | goto end; | |
315 | } | |
316 | ||
f1222e7d | 317 | ret = component->name->len == 0 ? NULL : component->name->str; |
de713ce0 JG |
318 | end: |
319 | return ret; | |
320 | } | |
321 | ||
322 | enum bt_component_status bt_component_set_name(struct bt_component *component, | |
323 | const char *name) | |
324 | { | |
325 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
326 | ||
327 | if (!component || !name || name[0] == '\0') { | |
30d619df | 328 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
329 | goto end; |
330 | } | |
331 | ||
332 | g_string_assign(component->name, name); | |
333 | end: | |
334 | return ret; | |
335 | } | |
336 | ||
38b48196 JG |
337 | struct bt_component_class *bt_component_get_class( |
338 | struct bt_component *component) | |
de713ce0 | 339 | { |
38b48196 | 340 | return component ? bt_get(component->class) : NULL; |
de713ce0 JG |
341 | } |
342 | ||
890882ef PP |
343 | void *bt_private_component_get_user_data( |
344 | struct bt_private_component *private_component) | |
de713ce0 | 345 | { |
890882ef PP |
346 | struct bt_component *component = |
347 | bt_component_from_private(private_component); | |
348 | ||
38b48196 | 349 | return component ? component->user_data : NULL; |
de713ce0 JG |
350 | } |
351 | ||
890882ef PP |
352 | enum bt_component_status bt_private_component_set_user_data( |
353 | struct bt_private_component *private_component, | |
de713ce0 JG |
354 | void *data) |
355 | { | |
890882ef PP |
356 | struct bt_component *component = |
357 | bt_component_from_private(private_component); | |
de713ce0 JG |
358 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
359 | ||
fec2a9f2 | 360 | if (!component || !component->initializing) { |
30d619df | 361 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
362 | goto end; |
363 | } | |
364 | ||
365 | component->user_data = data; | |
366 | end: | |
367 | return ret; | |
368 | } | |
366e034f JG |
369 | |
370 | BT_HIDDEN | |
f60c8b34 | 371 | void bt_component_set_graph(struct bt_component *component, |
366e034f JG |
372 | struct bt_graph *graph) |
373 | { | |
f60c8b34 JG |
374 | struct bt_object *parent = bt_object_get_parent(&component->base); |
375 | ||
376 | assert(!parent || parent == &graph->base); | |
377 | if (!parent) { | |
378 | bt_object_set_parent(component, &graph->base); | |
379 | } | |
380 | bt_put(parent); | |
366e034f JG |
381 | } |
382 | ||
383 | struct bt_graph *bt_component_get_graph( | |
384 | struct bt_component *component) | |
385 | { | |
386 | return (struct bt_graph *) bt_object_get_parent(&component->base); | |
387 | } | |
388 | ||
72b913fb | 389 | static |
9ac68eb1 PP |
390 | struct bt_port *bt_component_get_port_by_name(GPtrArray *ports, |
391 | const char *name) | |
366e034f JG |
392 | { |
393 | size_t i; | |
394 | struct bt_port *ret_port = NULL; | |
395 | ||
72b913fb PP |
396 | assert(name); |
397 | ||
366e034f JG |
398 | for (i = 0; i < ports->len; i++) { |
399 | struct bt_port *port = g_ptr_array_index(ports, i); | |
400 | const char *port_name = bt_port_get_name(port); | |
401 | ||
402 | if (!port_name) { | |
403 | continue; | |
404 | } | |
405 | ||
406 | if (!strcmp(name, port_name)) { | |
407 | ret_port = bt_get(port); | |
408 | break; | |
409 | } | |
410 | } | |
411 | ||
412 | return ret_port; | |
413 | } | |
414 | ||
415 | BT_HIDDEN | |
9ac68eb1 | 416 | struct bt_port *bt_component_get_input_port_by_name(struct bt_component *comp, |
72b913fb PP |
417 | const char *name) |
418 | { | |
419 | assert(comp); | |
420 | ||
9ac68eb1 | 421 | return bt_component_get_port_by_name(comp->input_ports, name); |
72b913fb PP |
422 | } |
423 | ||
424 | BT_HIDDEN | |
9ac68eb1 | 425 | struct bt_port *bt_component_get_output_port_by_name(struct bt_component *comp, |
72b913fb PP |
426 | const char *name) |
427 | { | |
428 | assert(comp); | |
429 | ||
9ac68eb1 | 430 | return bt_component_get_port_by_name(comp->output_ports, name); |
72b913fb PP |
431 | } |
432 | ||
433 | static | |
9ac68eb1 | 434 | struct bt_port *bt_component_get_port_by_index(GPtrArray *ports, uint64_t index) |
366e034f JG |
435 | { |
436 | struct bt_port *port = NULL; | |
437 | ||
9ac68eb1 | 438 | if (index >= ports->len) { |
366e034f JG |
439 | goto end; |
440 | } | |
441 | ||
442 | port = bt_get(g_ptr_array_index(ports, index)); | |
443 | end: | |
444 | return port; | |
445 | } | |
446 | ||
447 | BT_HIDDEN | |
9ac68eb1 PP |
448 | struct bt_port *bt_component_get_input_port_by_index(struct bt_component *comp, |
449 | uint64_t index) | |
366e034f | 450 | { |
72b913fb | 451 | assert(comp); |
366e034f | 452 | |
9ac68eb1 | 453 | return bt_component_get_port_by_index(comp->input_ports, index); |
72b913fb | 454 | } |
366e034f | 455 | |
72b913fb | 456 | BT_HIDDEN |
9ac68eb1 PP |
457 | struct bt_port *bt_component_get_output_port_by_index(struct bt_component *comp, |
458 | uint64_t index) | |
72b913fb PP |
459 | { |
460 | assert(comp); | |
366e034f | 461 | |
9ac68eb1 | 462 | return bt_component_get_port_by_index(comp->output_ports, index); |
72b913fb | 463 | } |
366e034f | 464 | |
72b913fb PP |
465 | BT_HIDDEN |
466 | struct bt_port *bt_component_add_input_port( | |
3e9b0023 PP |
467 | struct bt_component *component, const char *name, |
468 | void *user_data) | |
72b913fb PP |
469 | { |
470 | return bt_component_add_port(component, component->input_ports, | |
3e9b0023 | 471 | BT_PORT_TYPE_INPUT, name, user_data); |
72b913fb | 472 | } |
366e034f | 473 | |
72b913fb PP |
474 | BT_HIDDEN |
475 | struct bt_port *bt_component_add_output_port( | |
3e9b0023 PP |
476 | struct bt_component *component, const char *name, |
477 | void *user_data) | |
72b913fb PP |
478 | { |
479 | return bt_component_add_port(component, component->output_ports, | |
3e9b0023 | 480 | BT_PORT_TYPE_OUTPUT, name, user_data); |
72b913fb PP |
481 | } |
482 | ||
483 | static | |
9ac68eb1 | 484 | void bt_component_remove_port_by_index(struct bt_component *component, |
72b913fb PP |
485 | GPtrArray *ports, size_t index) |
486 | { | |
487 | struct bt_port *port; | |
1bf957a0 | 488 | struct bt_graph *graph; |
72b913fb PP |
489 | |
490 | assert(ports); | |
491 | assert(index < ports->len); | |
492 | port = g_ptr_array_index(ports, index); | |
493 | ||
494 | /* Disconnect both ports of this port's connection, if any */ | |
495 | if (port->connection) { | |
2038affb | 496 | bt_connection_disconnect_ports(port->connection); |
f60c8b34 JG |
497 | } |
498 | ||
72b913fb PP |
499 | /* Remove from parent's array of ports (weak refs) */ |
500 | g_ptr_array_remove_index(ports, index); | |
501 | ||
502 | /* Detach port from its component parent */ | |
503 | BT_PUT(port->base.parent); | |
504 | ||
1bf957a0 PP |
505 | /* |
506 | * Notify the graph's creator that a port is removed. | |
507 | */ | |
508 | graph = bt_component_get_graph(component); | |
509 | if (graph) { | |
510 | bt_graph_notify_port_removed(graph, component, port); | |
511 | BT_PUT(graph); | |
512 | } | |
366e034f JG |
513 | } |
514 | ||
515 | BT_HIDDEN | |
516 | enum bt_component_status bt_component_remove_port( | |
72b913fb | 517 | struct bt_component *component, struct bt_port *port) |
366e034f JG |
518 | { |
519 | size_t i; | |
520 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
72b913fb | 521 | GPtrArray *ports = NULL; |
366e034f | 522 | |
72b913fb | 523 | if (!component || !port) { |
366e034f JG |
524 | status = BT_COMPONENT_STATUS_INVALID; |
525 | goto end; | |
526 | } | |
527 | ||
72b913fb PP |
528 | if (bt_port_get_type(port) == BT_PORT_TYPE_INPUT) { |
529 | ports = component->input_ports; | |
530 | } else if (bt_port_get_type(port) == BT_PORT_TYPE_OUTPUT) { | |
531 | ports = component->output_ports; | |
532 | } | |
366e034f | 533 | |
72b913fb | 534 | assert(ports); |
366e034f | 535 | |
72b913fb PP |
536 | for (i = 0; i < ports->len; i++) { |
537 | struct bt_port *cur_port = g_ptr_array_index(ports, i); | |
538 | ||
539 | if (cur_port == port) { | |
9ac68eb1 | 540 | bt_component_remove_port_by_index(component, |
72b913fb | 541 | ports, i); |
366e034f JG |
542 | goto end; |
543 | } | |
544 | } | |
72b913fb | 545 | |
366e034f JG |
546 | status = BT_COMPONENT_STATUS_NOT_FOUND; |
547 | end: | |
548 | return status; | |
549 | } | |
f60c8b34 JG |
550 | |
551 | BT_HIDDEN | |
72b913fb | 552 | enum bt_component_status bt_component_accept_port_connection( |
8f4799f7 PP |
553 | struct bt_component *comp, struct bt_port *self_port, |
554 | struct bt_port *other_port) | |
f60c8b34 JG |
555 | { |
556 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
557 | ||
72b913fb | 558 | assert(comp); |
8f4799f7 PP |
559 | assert(self_port); |
560 | assert(other_port); | |
72b913fb PP |
561 | |
562 | if (comp->class->methods.accept_port_connection) { | |
563 | status = comp->class->methods.accept_port_connection( | |
890882ef | 564 | bt_private_component_from_component(comp), |
8f4799f7 PP |
565 | bt_private_port_from_port(self_port), |
566 | other_port); | |
f60c8b34 JG |
567 | } |
568 | ||
569 | return status; | |
570 | } | |
72b913fb | 571 | |
0d8b4d8e PP |
572 | BT_HIDDEN |
573 | void bt_component_port_connected(struct bt_component *comp, | |
574 | struct bt_port *self_port, struct bt_port *other_port) | |
575 | { | |
576 | assert(comp); | |
577 | assert(self_port); | |
578 | assert(other_port); | |
579 | ||
580 | if (comp->class->methods.port_connected) { | |
581 | comp->class->methods.port_connected( | |
582 | bt_private_component_from_component(comp), | |
583 | bt_private_port_from_port(self_port), other_port); | |
584 | } | |
585 | } | |
586 | ||
72b913fb PP |
587 | BT_HIDDEN |
588 | void bt_component_port_disconnected(struct bt_component *comp, | |
589 | struct bt_port *port) | |
590 | { | |
591 | assert(comp); | |
592 | assert(port); | |
593 | ||
594 | if (comp->class->methods.port_disconnected) { | |
890882ef PP |
595 | comp->class->methods.port_disconnected( |
596 | bt_private_component_from_component(comp), | |
597 | bt_private_port_from_port(port)); | |
72b913fb PP |
598 | } |
599 | } | |
3230ee6b PP |
600 | |
601 | BT_HIDDEN | |
602 | void bt_component_add_destroy_listener(struct bt_component *component, | |
603 | bt_component_destroy_listener_func func, void *data) | |
604 | { | |
605 | struct bt_component_destroy_listener listener; | |
606 | ||
607 | assert(component); | |
608 | assert(func); | |
609 | listener.func = func; | |
610 | listener.data = data; | |
611 | g_array_append_val(component->destroy_listeners, listener); | |
612 | } | |
613 | ||
614 | BT_HIDDEN | |
615 | void bt_component_remove_destroy_listener(struct bt_component *component, | |
616 | bt_component_destroy_listener_func func, void *data) | |
617 | { | |
618 | size_t i; | |
619 | ||
620 | assert(component); | |
621 | assert(func); | |
622 | ||
623 | for (i = 0; i < component->destroy_listeners->len; i++) { | |
624 | struct bt_component_destroy_listener *listener = | |
625 | &g_array_index(component->destroy_listeners, | |
626 | struct bt_component_destroy_listener, i); | |
627 | ||
628 | if (listener->func == func && listener->data == data) { | |
629 | g_array_remove_index(component->destroy_listeners, i); | |
630 | i--; | |
631 | } | |
632 | } | |
633 | } |