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> |
c55a9f58 | 44 | #include <babeltrace/types.h> |
9ac68eb1 | 45 | #include <stdint.h> |
de713ce0 | 46 | |
7c7c0433 JG |
47 | static |
48 | struct bt_component * (* const component_create_funcs[])( | |
49 | struct bt_component_class *, struct bt_value *) = { | |
d3e4dcd8 PP |
50 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_create, |
51 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_create, | |
52 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_create, | |
7c7c0433 JG |
53 | }; |
54 | ||
72b913fb PP |
55 | static |
56 | void (*component_destroy_funcs[])(struct bt_component *) = { | |
57 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_destroy, | |
58 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_destroy, | |
59 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_destroy, | |
60 | }; | |
61 | ||
7c7c0433 JG |
62 | static |
63 | enum bt_component_status (* const component_validation_funcs[])( | |
64 | struct bt_component *) = { | |
d3e4dcd8 PP |
65 | [BT_COMPONENT_CLASS_TYPE_SOURCE] = bt_component_source_validate, |
66 | [BT_COMPONENT_CLASS_TYPE_SINK] = bt_component_sink_validate, | |
67 | [BT_COMPONENT_CLASS_TYPE_FILTER] = bt_component_filter_validate, | |
7c7c0433 JG |
68 | }; |
69 | ||
b8a06801 JG |
70 | static |
71 | void bt_component_destroy(struct bt_object *obj) | |
72 | { | |
73 | struct bt_component *component = NULL; | |
74 | struct bt_component_class *component_class = NULL; | |
3230ee6b | 75 | int i; |
b8a06801 JG |
76 | |
77 | if (!obj) { | |
78 | return; | |
79 | } | |
80 | ||
81 | component = container_of(obj, struct bt_component, base); | |
3230ee6b PP |
82 | |
83 | /* Call destroy listeners in reverse registration order */ | |
84 | for (i = component->destroy_listeners->len - 1; i >= 0; i--) { | |
85 | struct bt_component_destroy_listener *listener = | |
86 | &g_array_index(component->destroy_listeners, | |
87 | struct bt_component_destroy_listener, i); | |
88 | ||
89 | listener->func(component, listener->data); | |
90 | } | |
91 | ||
7c7c0433 JG |
92 | component_class = component->class; |
93 | ||
94 | /* | |
b8a06801 JG |
95 | * User data is destroyed first, followed by the concrete component |
96 | * instance. | |
97 | */ | |
64cadc66 PP |
98 | if (component->class->methods.finalize) { |
99 | component->class->methods.finalize( | |
890882ef | 100 | bt_private_component_from_component(component)); |
7c7c0433 | 101 | } |
b8a06801 | 102 | |
ab09f844 JG |
103 | if (component->destroy) { |
104 | component->destroy(component); | |
105 | } | |
106 | ||
72b913fb PP |
107 | if (component->input_ports) { |
108 | g_ptr_array_free(component->input_ports, TRUE); | |
109 | } | |
b8a06801 | 110 | |
72b913fb PP |
111 | if (component->output_ports) { |
112 | g_ptr_array_free(component->output_ports, TRUE); | |
b8a06801 JG |
113 | } |
114 | ||
3230ee6b PP |
115 | if (component->destroy_listeners) { |
116 | g_array_free(component->destroy_listeners, TRUE); | |
117 | } | |
118 | ||
72b913fb PP |
119 | g_string_free(component->name, TRUE); |
120 | bt_put(component_class); | |
121 | g_free(component); | |
b8a06801 | 122 | } |
de713ce0 | 123 | |
890882ef PP |
124 | struct bt_component *bt_component_from_private_component( |
125 | struct bt_private_component *private_component) | |
38b48196 | 126 | { |
890882ef | 127 | return bt_get(bt_component_from_private(private_component)); |
38b48196 JG |
128 | } |
129 | ||
890882ef PP |
130 | enum bt_component_class_type bt_component_get_class_type( |
131 | struct bt_component *component) | |
5645cd95 | 132 | { |
890882ef | 133 | return component ? component->class->type : BT_COMPONENT_CLASS_TYPE_UNKNOWN; |
5645cd95 JG |
134 | } |
135 | ||
72b913fb PP |
136 | static |
137 | struct bt_port *bt_component_add_port( | |
138 | struct bt_component *component, GPtrArray *ports, | |
3e9b0023 | 139 | enum bt_port_type port_type, const char *name, void *user_data) |
72b913fb PP |
140 | { |
141 | size_t i; | |
142 | struct bt_port *new_port = NULL; | |
1bf957a0 | 143 | struct bt_graph *graph = NULL; |
72b913fb PP |
144 | |
145 | if (!name || strlen(name) == 0) { | |
146 | goto end; | |
147 | } | |
148 | ||
149 | /* Look for a port having the same name. */ | |
150 | for (i = 0; i < ports->len; i++) { | |
151 | const char *port_name; | |
152 | struct bt_port *port = g_ptr_array_index( | |
153 | ports, i); | |
154 | ||
155 | port_name = bt_port_get_name(port); | |
156 | if (!port_name) { | |
157 | continue; | |
158 | } | |
159 | ||
160 | if (!strcmp(name, port_name)) { | |
161 | /* Port name clash, abort. */ | |
162 | goto end; | |
163 | } | |
164 | } | |
165 | ||
3e9b0023 | 166 | new_port = bt_port_create(component, port_type, name, user_data); |
72b913fb PP |
167 | if (!new_port) { |
168 | goto end; | |
169 | } | |
170 | ||
171 | /* | |
172 | * No name clash, add the port. | |
173 | * The component is now the port's parent; it should _not_ | |
174 | * hold a reference to the port since the port's lifetime | |
175 | * is now protected by the component's own lifetime. | |
176 | */ | |
177 | g_ptr_array_add(ports, new_port); | |
1bf957a0 PP |
178 | |
179 | /* | |
180 | * Notify the graph's creator that a new port was added. | |
181 | */ | |
182 | graph = bt_component_get_graph(component); | |
183 | if (graph) { | |
184 | bt_graph_notify_port_added(graph, new_port); | |
185 | BT_PUT(graph); | |
186 | } | |
187 | ||
72b913fb PP |
188 | end: |
189 | return new_port; | |
190 | } | |
191 | ||
192 | BT_HIDDEN | |
544d0515 | 193 | int64_t bt_component_get_input_port_count(struct bt_component *comp) |
72b913fb PP |
194 | { |
195 | assert(comp); | |
9ac68eb1 | 196 | return (int64_t) comp->input_ports->len; |
72b913fb PP |
197 | } |
198 | ||
199 | BT_HIDDEN | |
544d0515 | 200 | int64_t bt_component_get_output_port_count(struct bt_component *comp) |
72b913fb PP |
201 | { |
202 | assert(comp); | |
9ac68eb1 | 203 | return (int64_t) comp->output_ports->len; |
72b913fb PP |
204 | } |
205 | ||
6358c163 | 206 | struct bt_component *bt_component_create_with_init_method_data( |
7c7c0433 | 207 | struct bt_component_class *component_class, const char *name, |
6358c163 | 208 | struct bt_value *params, void *init_method_data) |
38b48196 | 209 | { |
7c7c0433 | 210 | int ret; |
38b48196 | 211 | struct bt_component *component = NULL; |
d3e4dcd8 | 212 | enum bt_component_class_type type; |
38b48196 | 213 | |
0df078e5 PP |
214 | bt_get(params); |
215 | ||
38b48196 JG |
216 | if (!component_class) { |
217 | goto end; | |
218 | } | |
219 | ||
7c7c0433 | 220 | type = bt_component_class_get_type(component_class); |
d3e4dcd8 PP |
221 | if (type <= BT_COMPONENT_CLASS_TYPE_UNKNOWN || |
222 | type > BT_COMPONENT_CLASS_TYPE_FILTER) { | |
7c7c0433 JG |
223 | goto end; |
224 | } | |
225 | ||
0df078e5 PP |
226 | /* |
227 | * Parameters must be a map value, but we create a convenient | |
228 | * empty one if it's NULL. | |
229 | */ | |
230 | if (params) { | |
231 | if (!bt_value_is_map(params)) { | |
232 | goto end; | |
233 | } | |
234 | } else { | |
235 | params = bt_value_map_create(); | |
236 | if (!params) { | |
237 | goto end; | |
238 | } | |
239 | } | |
240 | ||
7c7c0433 JG |
241 | component = component_create_funcs[type](component_class, params); |
242 | if (!component) { | |
243 | goto end; | |
244 | } | |
245 | ||
246 | bt_object_init(component, bt_component_destroy); | |
72b913fb PP |
247 | component->class = bt_get(component_class); |
248 | component->destroy = component_destroy_funcs[type]; | |
7c7c0433 | 249 | component->name = g_string_new(name); |
4b70dd83 | 250 | if (!component->name) { |
7c7c0433 JG |
251 | BT_PUT(component); |
252 | goto end; | |
253 | } | |
254 | ||
72b913fb PP |
255 | component->input_ports = g_ptr_array_new_with_free_func( |
256 | bt_object_release); | |
257 | if (!component->input_ports) { | |
258 | BT_PUT(component); | |
259 | goto end; | |
260 | } | |
261 | ||
262 | component->output_ports = g_ptr_array_new_with_free_func( | |
263 | bt_object_release); | |
264 | if (!component->output_ports) { | |
265 | BT_PUT(component); | |
266 | goto end; | |
267 | } | |
268 | ||
3230ee6b PP |
269 | component->destroy_listeners = g_array_new(FALSE, TRUE, |
270 | sizeof(struct bt_component_destroy_listener)); | |
271 | if (!component->destroy_listeners) { | |
272 | BT_PUT(component); | |
273 | goto end; | |
274 | } | |
275 | ||
c55a9f58 | 276 | component->initializing = BT_TRUE; |
72b913fb | 277 | |
d3e4dcd8 | 278 | if (component_class->methods.init) { |
890882ef PP |
279 | ret = component_class->methods.init( |
280 | bt_private_component_from_component(component), params, | |
6358c163 | 281 | init_method_data); |
c55a9f58 | 282 | component->initializing = BT_FALSE; |
d3e4dcd8 PP |
283 | if (ret != BT_COMPONENT_STATUS_OK) { |
284 | BT_PUT(component); | |
285 | goto end; | |
286 | } | |
528debdf | 287 | } |
d3e4dcd8 | 288 | |
c55a9f58 | 289 | component->initializing = BT_FALSE; |
7c7c0433 | 290 | ret = component_validation_funcs[type](component); |
692b38d2 | 291 | if (ret != BT_COMPONENT_STATUS_OK) { |
7c7c0433 | 292 | BT_PUT(component); |
38b48196 JG |
293 | goto end; |
294 | } | |
1e4d8103 PP |
295 | |
296 | bt_component_class_freeze(component->class); | |
38b48196 | 297 | end: |
0df078e5 | 298 | bt_put(params); |
38b48196 JG |
299 | return component; |
300 | } | |
301 | ||
6358c163 PP |
302 | struct bt_component *bt_component_create( |
303 | struct bt_component_class *component_class, const char *name, | |
304 | struct bt_value *params) | |
305 | { | |
306 | return bt_component_create_with_init_method_data(component_class, name, | |
307 | params, NULL); | |
308 | } | |
309 | ||
de713ce0 JG |
310 | const char *bt_component_get_name(struct bt_component *component) |
311 | { | |
312 | const char *ret = NULL; | |
313 | ||
314 | if (!component) { | |
315 | goto end; | |
316 | } | |
317 | ||
f1222e7d | 318 | ret = component->name->len == 0 ? NULL : component->name->str; |
de713ce0 JG |
319 | end: |
320 | return ret; | |
321 | } | |
322 | ||
323 | enum bt_component_status bt_component_set_name(struct bt_component *component, | |
324 | const char *name) | |
325 | { | |
326 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
327 | ||
328 | if (!component || !name || name[0] == '\0') { | |
30d619df | 329 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
330 | goto end; |
331 | } | |
332 | ||
333 | g_string_assign(component->name, name); | |
334 | end: | |
335 | return ret; | |
336 | } | |
337 | ||
38b48196 JG |
338 | struct bt_component_class *bt_component_get_class( |
339 | struct bt_component *component) | |
de713ce0 | 340 | { |
38b48196 | 341 | return component ? bt_get(component->class) : NULL; |
de713ce0 JG |
342 | } |
343 | ||
890882ef PP |
344 | void *bt_private_component_get_user_data( |
345 | struct bt_private_component *private_component) | |
de713ce0 | 346 | { |
890882ef PP |
347 | struct bt_component *component = |
348 | bt_component_from_private(private_component); | |
349 | ||
38b48196 | 350 | return component ? component->user_data : NULL; |
de713ce0 JG |
351 | } |
352 | ||
890882ef PP |
353 | enum bt_component_status bt_private_component_set_user_data( |
354 | struct bt_private_component *private_component, | |
de713ce0 JG |
355 | void *data) |
356 | { | |
890882ef PP |
357 | struct bt_component *component = |
358 | bt_component_from_private(private_component); | |
de713ce0 JG |
359 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
360 | ||
fec2a9f2 | 361 | if (!component || !component->initializing) { |
30d619df | 362 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
363 | goto end; |
364 | } | |
365 | ||
366 | component->user_data = data; | |
367 | end: | |
368 | return ret; | |
369 | } | |
366e034f JG |
370 | |
371 | BT_HIDDEN | |
f60c8b34 | 372 | void bt_component_set_graph(struct bt_component *component, |
366e034f JG |
373 | struct bt_graph *graph) |
374 | { | |
f60c8b34 JG |
375 | struct bt_object *parent = bt_object_get_parent(&component->base); |
376 | ||
377 | assert(!parent || parent == &graph->base); | |
378 | if (!parent) { | |
379 | bt_object_set_parent(component, &graph->base); | |
380 | } | |
381 | bt_put(parent); | |
366e034f JG |
382 | } |
383 | ||
384 | struct bt_graph *bt_component_get_graph( | |
385 | struct bt_component *component) | |
386 | { | |
387 | return (struct bt_graph *) bt_object_get_parent(&component->base); | |
388 | } | |
389 | ||
72b913fb | 390 | static |
9ac68eb1 PP |
391 | struct bt_port *bt_component_get_port_by_name(GPtrArray *ports, |
392 | const char *name) | |
366e034f JG |
393 | { |
394 | size_t i; | |
395 | struct bt_port *ret_port = NULL; | |
396 | ||
72b913fb PP |
397 | assert(name); |
398 | ||
366e034f JG |
399 | for (i = 0; i < ports->len; i++) { |
400 | struct bt_port *port = g_ptr_array_index(ports, i); | |
401 | const char *port_name = bt_port_get_name(port); | |
402 | ||
403 | if (!port_name) { | |
404 | continue; | |
405 | } | |
406 | ||
407 | if (!strcmp(name, port_name)) { | |
408 | ret_port = bt_get(port); | |
409 | break; | |
410 | } | |
411 | } | |
412 | ||
413 | return ret_port; | |
414 | } | |
415 | ||
416 | BT_HIDDEN | |
9ac68eb1 | 417 | struct bt_port *bt_component_get_input_port_by_name(struct bt_component *comp, |
72b913fb PP |
418 | const char *name) |
419 | { | |
420 | assert(comp); | |
421 | ||
9ac68eb1 | 422 | return bt_component_get_port_by_name(comp->input_ports, name); |
72b913fb PP |
423 | } |
424 | ||
425 | BT_HIDDEN | |
9ac68eb1 | 426 | struct bt_port *bt_component_get_output_port_by_name(struct bt_component *comp, |
72b913fb PP |
427 | const char *name) |
428 | { | |
429 | assert(comp); | |
430 | ||
9ac68eb1 | 431 | return bt_component_get_port_by_name(comp->output_ports, name); |
72b913fb PP |
432 | } |
433 | ||
434 | static | |
9ac68eb1 | 435 | struct bt_port *bt_component_get_port_by_index(GPtrArray *ports, uint64_t index) |
366e034f JG |
436 | { |
437 | struct bt_port *port = NULL; | |
438 | ||
9ac68eb1 | 439 | if (index >= ports->len) { |
366e034f JG |
440 | goto end; |
441 | } | |
442 | ||
443 | port = bt_get(g_ptr_array_index(ports, index)); | |
444 | end: | |
445 | return port; | |
446 | } | |
447 | ||
448 | BT_HIDDEN | |
9ac68eb1 PP |
449 | struct bt_port *bt_component_get_input_port_by_index(struct bt_component *comp, |
450 | uint64_t index) | |
366e034f | 451 | { |
72b913fb | 452 | assert(comp); |
366e034f | 453 | |
9ac68eb1 | 454 | return bt_component_get_port_by_index(comp->input_ports, index); |
72b913fb | 455 | } |
366e034f | 456 | |
72b913fb | 457 | BT_HIDDEN |
9ac68eb1 PP |
458 | struct bt_port *bt_component_get_output_port_by_index(struct bt_component *comp, |
459 | uint64_t index) | |
72b913fb PP |
460 | { |
461 | assert(comp); | |
366e034f | 462 | |
9ac68eb1 | 463 | return bt_component_get_port_by_index(comp->output_ports, index); |
72b913fb | 464 | } |
366e034f | 465 | |
72b913fb PP |
466 | BT_HIDDEN |
467 | struct bt_port *bt_component_add_input_port( | |
3e9b0023 PP |
468 | struct bt_component *component, const char *name, |
469 | void *user_data) | |
72b913fb PP |
470 | { |
471 | return bt_component_add_port(component, component->input_ports, | |
3e9b0023 | 472 | BT_PORT_TYPE_INPUT, name, user_data); |
72b913fb | 473 | } |
366e034f | 474 | |
72b913fb PP |
475 | BT_HIDDEN |
476 | struct bt_port *bt_component_add_output_port( | |
3e9b0023 PP |
477 | struct bt_component *component, const char *name, |
478 | void *user_data) | |
72b913fb PP |
479 | { |
480 | return bt_component_add_port(component, component->output_ports, | |
3e9b0023 | 481 | BT_PORT_TYPE_OUTPUT, name, user_data); |
72b913fb PP |
482 | } |
483 | ||
484 | static | |
9ac68eb1 | 485 | void bt_component_remove_port_by_index(struct bt_component *component, |
72b913fb PP |
486 | GPtrArray *ports, size_t index) |
487 | { | |
488 | struct bt_port *port; | |
1bf957a0 | 489 | struct bt_graph *graph; |
72b913fb PP |
490 | |
491 | assert(ports); | |
492 | assert(index < ports->len); | |
493 | port = g_ptr_array_index(ports, index); | |
494 | ||
495 | /* Disconnect both ports of this port's connection, if any */ | |
496 | if (port->connection) { | |
2038affb | 497 | bt_connection_disconnect_ports(port->connection); |
f60c8b34 JG |
498 | } |
499 | ||
72b913fb PP |
500 | /* Remove from parent's array of ports (weak refs) */ |
501 | g_ptr_array_remove_index(ports, index); | |
502 | ||
503 | /* Detach port from its component parent */ | |
504 | BT_PUT(port->base.parent); | |
505 | ||
1bf957a0 PP |
506 | /* |
507 | * Notify the graph's creator that a port is removed. | |
508 | */ | |
509 | graph = bt_component_get_graph(component); | |
510 | if (graph) { | |
511 | bt_graph_notify_port_removed(graph, component, port); | |
512 | BT_PUT(graph); | |
513 | } | |
366e034f JG |
514 | } |
515 | ||
516 | BT_HIDDEN | |
517 | enum bt_component_status bt_component_remove_port( | |
72b913fb | 518 | struct bt_component *component, struct bt_port *port) |
366e034f JG |
519 | { |
520 | size_t i; | |
521 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
72b913fb | 522 | GPtrArray *ports = NULL; |
366e034f | 523 | |
72b913fb | 524 | if (!component || !port) { |
366e034f JG |
525 | status = BT_COMPONENT_STATUS_INVALID; |
526 | goto end; | |
527 | } | |
528 | ||
72b913fb PP |
529 | if (bt_port_get_type(port) == BT_PORT_TYPE_INPUT) { |
530 | ports = component->input_ports; | |
531 | } else if (bt_port_get_type(port) == BT_PORT_TYPE_OUTPUT) { | |
532 | ports = component->output_ports; | |
533 | } | |
366e034f | 534 | |
72b913fb | 535 | assert(ports); |
366e034f | 536 | |
72b913fb PP |
537 | for (i = 0; i < ports->len; i++) { |
538 | struct bt_port *cur_port = g_ptr_array_index(ports, i); | |
539 | ||
540 | if (cur_port == port) { | |
9ac68eb1 | 541 | bt_component_remove_port_by_index(component, |
72b913fb | 542 | ports, i); |
366e034f JG |
543 | goto end; |
544 | } | |
545 | } | |
72b913fb | 546 | |
366e034f JG |
547 | status = BT_COMPONENT_STATUS_NOT_FOUND; |
548 | end: | |
549 | return status; | |
550 | } | |
f60c8b34 JG |
551 | |
552 | BT_HIDDEN | |
72b913fb | 553 | enum bt_component_status bt_component_accept_port_connection( |
8f4799f7 PP |
554 | struct bt_component *comp, struct bt_port *self_port, |
555 | struct bt_port *other_port) | |
f60c8b34 JG |
556 | { |
557 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
558 | ||
72b913fb | 559 | assert(comp); |
8f4799f7 PP |
560 | assert(self_port); |
561 | assert(other_port); | |
72b913fb PP |
562 | |
563 | if (comp->class->methods.accept_port_connection) { | |
564 | status = comp->class->methods.accept_port_connection( | |
890882ef | 565 | bt_private_component_from_component(comp), |
8f4799f7 PP |
566 | bt_private_port_from_port(self_port), |
567 | other_port); | |
f60c8b34 JG |
568 | } |
569 | ||
570 | return status; | |
571 | } | |
72b913fb | 572 | |
0d8b4d8e PP |
573 | BT_HIDDEN |
574 | void bt_component_port_connected(struct bt_component *comp, | |
575 | struct bt_port *self_port, struct bt_port *other_port) | |
576 | { | |
577 | assert(comp); | |
578 | assert(self_port); | |
579 | assert(other_port); | |
580 | ||
581 | if (comp->class->methods.port_connected) { | |
582 | comp->class->methods.port_connected( | |
583 | bt_private_component_from_component(comp), | |
584 | bt_private_port_from_port(self_port), other_port); | |
585 | } | |
586 | } | |
587 | ||
72b913fb PP |
588 | BT_HIDDEN |
589 | void bt_component_port_disconnected(struct bt_component *comp, | |
590 | struct bt_port *port) | |
591 | { | |
592 | assert(comp); | |
593 | assert(port); | |
594 | ||
595 | if (comp->class->methods.port_disconnected) { | |
890882ef PP |
596 | comp->class->methods.port_disconnected( |
597 | bt_private_component_from_component(comp), | |
598 | bt_private_port_from_port(port)); | |
72b913fb PP |
599 | } |
600 | } | |
3230ee6b PP |
601 | |
602 | BT_HIDDEN | |
603 | void bt_component_add_destroy_listener(struct bt_component *component, | |
604 | bt_component_destroy_listener_func func, void *data) | |
605 | { | |
606 | struct bt_component_destroy_listener listener; | |
607 | ||
608 | assert(component); | |
609 | assert(func); | |
610 | listener.func = func; | |
611 | listener.data = data; | |
612 | g_array_append_val(component->destroy_listeners, listener); | |
613 | } | |
614 | ||
615 | BT_HIDDEN | |
616 | void bt_component_remove_destroy_listener(struct bt_component *component, | |
617 | bt_component_destroy_listener_func func, void *data) | |
618 | { | |
619 | size_t i; | |
620 | ||
621 | assert(component); | |
622 | assert(func); | |
623 | ||
624 | for (i = 0; i < component->destroy_listeners->len; i++) { | |
625 | struct bt_component_destroy_listener *listener = | |
626 | &g_array_index(component->destroy_listeners, | |
627 | struct bt_component_destroy_listener, i); | |
628 | ||
629 | if (listener->func == func && listener->data == data) { | |
630 | g_array_remove_index(component->destroy_listeners, i); | |
631 | i--; | |
632 | } | |
633 | } | |
634 | } |