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, | |
138 | enum bt_port_type port_type, const char *name) | |
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 | ||
165 | new_port = bt_port_create(component, port_type, name); | |
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; |
72b913fb | 212 | struct bt_port *default_port = NULL; |
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 | ||
72b913fb PP |
276 | if (type == BT_COMPONENT_CLASS_TYPE_SOURCE || |
277 | type == BT_COMPONENT_CLASS_TYPE_FILTER) { | |
278 | default_port = bt_component_add_port(component, | |
279 | component->output_ports, BT_PORT_TYPE_OUTPUT, | |
280 | DEFAULT_OUTPUT_PORT_NAME); | |
281 | if (!default_port) { | |
282 | BT_PUT(component); | |
283 | goto end; | |
284 | } | |
285 | ||
286 | BT_PUT(default_port); | |
287 | } | |
288 | ||
289 | if (type == BT_COMPONENT_CLASS_TYPE_FILTER || | |
290 | type == BT_COMPONENT_CLASS_TYPE_SINK) { | |
291 | default_port = bt_component_add_port(component, | |
292 | component->input_ports, BT_PORT_TYPE_INPUT, | |
293 | DEFAULT_INPUT_PORT_NAME); | |
294 | if (!default_port) { | |
295 | BT_PUT(component); | |
296 | goto end; | |
297 | } | |
298 | ||
299 | BT_PUT(default_port); | |
300 | } | |
301 | ||
302 | component->initializing = true; | |
303 | ||
d3e4dcd8 | 304 | if (component_class->methods.init) { |
890882ef PP |
305 | ret = component_class->methods.init( |
306 | bt_private_component_from_component(component), params, | |
6358c163 | 307 | init_method_data); |
d3e4dcd8 PP |
308 | component->initializing = false; |
309 | if (ret != BT_COMPONENT_STATUS_OK) { | |
310 | BT_PUT(component); | |
311 | goto end; | |
312 | } | |
528debdf | 313 | } |
d3e4dcd8 PP |
314 | |
315 | component->initializing = false; | |
7c7c0433 | 316 | ret = component_validation_funcs[type](component); |
692b38d2 | 317 | if (ret != BT_COMPONENT_STATUS_OK) { |
7c7c0433 | 318 | BT_PUT(component); |
38b48196 JG |
319 | goto end; |
320 | } | |
1e4d8103 PP |
321 | |
322 | bt_component_class_freeze(component->class); | |
38b48196 | 323 | end: |
0df078e5 | 324 | bt_put(params); |
72b913fb | 325 | bt_put(default_port); |
38b48196 JG |
326 | return component; |
327 | } | |
328 | ||
6358c163 PP |
329 | struct bt_component *bt_component_create( |
330 | struct bt_component_class *component_class, const char *name, | |
331 | struct bt_value *params) | |
332 | { | |
333 | return bt_component_create_with_init_method_data(component_class, name, | |
334 | params, NULL); | |
335 | } | |
336 | ||
de713ce0 JG |
337 | const char *bt_component_get_name(struct bt_component *component) |
338 | { | |
339 | const char *ret = NULL; | |
340 | ||
341 | if (!component) { | |
342 | goto end; | |
343 | } | |
344 | ||
f1222e7d | 345 | ret = component->name->len == 0 ? NULL : component->name->str; |
de713ce0 JG |
346 | end: |
347 | return ret; | |
348 | } | |
349 | ||
350 | enum bt_component_status bt_component_set_name(struct bt_component *component, | |
351 | const char *name) | |
352 | { | |
353 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
354 | ||
355 | if (!component || !name || name[0] == '\0') { | |
30d619df | 356 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
357 | goto end; |
358 | } | |
359 | ||
360 | g_string_assign(component->name, name); | |
361 | end: | |
362 | return ret; | |
363 | } | |
364 | ||
38b48196 JG |
365 | struct bt_component_class *bt_component_get_class( |
366 | struct bt_component *component) | |
de713ce0 | 367 | { |
38b48196 | 368 | return component ? bt_get(component->class) : NULL; |
de713ce0 JG |
369 | } |
370 | ||
890882ef PP |
371 | void *bt_private_component_get_user_data( |
372 | struct bt_private_component *private_component) | |
de713ce0 | 373 | { |
890882ef PP |
374 | struct bt_component *component = |
375 | bt_component_from_private(private_component); | |
376 | ||
38b48196 | 377 | return component ? component->user_data : NULL; |
de713ce0 JG |
378 | } |
379 | ||
890882ef PP |
380 | enum bt_component_status bt_private_component_set_user_data( |
381 | struct bt_private_component *private_component, | |
de713ce0 JG |
382 | void *data) |
383 | { | |
890882ef PP |
384 | struct bt_component *component = |
385 | bt_component_from_private(private_component); | |
de713ce0 JG |
386 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
387 | ||
fec2a9f2 | 388 | if (!component || !component->initializing) { |
30d619df | 389 | ret = BT_COMPONENT_STATUS_INVALID; |
de713ce0 JG |
390 | goto end; |
391 | } | |
392 | ||
393 | component->user_data = data; | |
394 | end: | |
395 | return ret; | |
396 | } | |
366e034f JG |
397 | |
398 | BT_HIDDEN | |
f60c8b34 | 399 | void bt_component_set_graph(struct bt_component *component, |
366e034f JG |
400 | struct bt_graph *graph) |
401 | { | |
f60c8b34 JG |
402 | struct bt_object *parent = bt_object_get_parent(&component->base); |
403 | ||
404 | assert(!parent || parent == &graph->base); | |
405 | if (!parent) { | |
406 | bt_object_set_parent(component, &graph->base); | |
407 | } | |
408 | bt_put(parent); | |
366e034f JG |
409 | } |
410 | ||
411 | struct bt_graph *bt_component_get_graph( | |
412 | struct bt_component *component) | |
413 | { | |
414 | return (struct bt_graph *) bt_object_get_parent(&component->base); | |
415 | } | |
416 | ||
72b913fb | 417 | static |
9ac68eb1 PP |
418 | struct bt_port *bt_component_get_port_by_name(GPtrArray *ports, |
419 | const char *name) | |
366e034f JG |
420 | { |
421 | size_t i; | |
422 | struct bt_port *ret_port = NULL; | |
423 | ||
72b913fb PP |
424 | assert(name); |
425 | ||
366e034f JG |
426 | for (i = 0; i < ports->len; i++) { |
427 | struct bt_port *port = g_ptr_array_index(ports, i); | |
428 | const char *port_name = bt_port_get_name(port); | |
429 | ||
430 | if (!port_name) { | |
431 | continue; | |
432 | } | |
433 | ||
434 | if (!strcmp(name, port_name)) { | |
435 | ret_port = bt_get(port); | |
436 | break; | |
437 | } | |
438 | } | |
439 | ||
440 | return ret_port; | |
441 | } | |
442 | ||
443 | BT_HIDDEN | |
9ac68eb1 | 444 | struct bt_port *bt_component_get_input_port_by_name(struct bt_component *comp, |
72b913fb PP |
445 | const char *name) |
446 | { | |
447 | assert(comp); | |
448 | ||
9ac68eb1 | 449 | return bt_component_get_port_by_name(comp->input_ports, name); |
72b913fb PP |
450 | } |
451 | ||
452 | BT_HIDDEN | |
9ac68eb1 | 453 | struct bt_port *bt_component_get_output_port_by_name(struct bt_component *comp, |
72b913fb PP |
454 | const char *name) |
455 | { | |
456 | assert(comp); | |
457 | ||
9ac68eb1 | 458 | return bt_component_get_port_by_name(comp->output_ports, name); |
72b913fb PP |
459 | } |
460 | ||
461 | static | |
9ac68eb1 | 462 | struct bt_port *bt_component_get_port_by_index(GPtrArray *ports, uint64_t index) |
366e034f JG |
463 | { |
464 | struct bt_port *port = NULL; | |
465 | ||
9ac68eb1 | 466 | if (index >= ports->len) { |
366e034f JG |
467 | goto end; |
468 | } | |
469 | ||
470 | port = bt_get(g_ptr_array_index(ports, index)); | |
471 | end: | |
472 | return port; | |
473 | } | |
474 | ||
475 | BT_HIDDEN | |
9ac68eb1 PP |
476 | struct bt_port *bt_component_get_input_port_by_index(struct bt_component *comp, |
477 | uint64_t index) | |
366e034f | 478 | { |
72b913fb | 479 | assert(comp); |
366e034f | 480 | |
9ac68eb1 | 481 | return bt_component_get_port_by_index(comp->input_ports, index); |
72b913fb | 482 | } |
366e034f | 483 | |
72b913fb | 484 | BT_HIDDEN |
9ac68eb1 PP |
485 | struct bt_port *bt_component_get_output_port_by_index(struct bt_component *comp, |
486 | uint64_t index) | |
72b913fb PP |
487 | { |
488 | assert(comp); | |
366e034f | 489 | |
9ac68eb1 | 490 | return bt_component_get_port_by_index(comp->output_ports, index); |
72b913fb | 491 | } |
366e034f | 492 | |
72b913fb PP |
493 | BT_HIDDEN |
494 | struct bt_port *bt_component_add_input_port( | |
495 | struct bt_component *component, const char *name) | |
496 | { | |
497 | return bt_component_add_port(component, component->input_ports, | |
498 | BT_PORT_TYPE_INPUT, name); | |
499 | } | |
366e034f | 500 | |
72b913fb PP |
501 | BT_HIDDEN |
502 | struct bt_port *bt_component_add_output_port( | |
503 | struct bt_component *component, const char *name) | |
504 | { | |
505 | return bt_component_add_port(component, component->output_ports, | |
506 | BT_PORT_TYPE_OUTPUT, name); | |
507 | } | |
508 | ||
509 | static | |
9ac68eb1 | 510 | void bt_component_remove_port_by_index(struct bt_component *component, |
72b913fb PP |
511 | GPtrArray *ports, size_t index) |
512 | { | |
513 | struct bt_port *port; | |
1bf957a0 | 514 | struct bt_graph *graph; |
72b913fb PP |
515 | |
516 | assert(ports); | |
517 | assert(index < ports->len); | |
518 | port = g_ptr_array_index(ports, index); | |
519 | ||
520 | /* Disconnect both ports of this port's connection, if any */ | |
521 | if (port->connection) { | |
2038affb | 522 | bt_connection_disconnect_ports(port->connection); |
f60c8b34 JG |
523 | } |
524 | ||
72b913fb PP |
525 | /* Remove from parent's array of ports (weak refs) */ |
526 | g_ptr_array_remove_index(ports, index); | |
527 | ||
528 | /* Detach port from its component parent */ | |
529 | BT_PUT(port->base.parent); | |
530 | ||
1bf957a0 PP |
531 | /* |
532 | * Notify the graph's creator that a port is removed. | |
533 | */ | |
534 | graph = bt_component_get_graph(component); | |
535 | if (graph) { | |
536 | bt_graph_notify_port_removed(graph, component, port); | |
537 | BT_PUT(graph); | |
538 | } | |
366e034f JG |
539 | } |
540 | ||
541 | BT_HIDDEN | |
542 | enum bt_component_status bt_component_remove_port( | |
72b913fb | 543 | struct bt_component *component, struct bt_port *port) |
366e034f JG |
544 | { |
545 | size_t i; | |
546 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
72b913fb | 547 | GPtrArray *ports = NULL; |
366e034f | 548 | |
72b913fb | 549 | if (!component || !port) { |
366e034f JG |
550 | status = BT_COMPONENT_STATUS_INVALID; |
551 | goto end; | |
552 | } | |
553 | ||
72b913fb PP |
554 | if (bt_port_get_type(port) == BT_PORT_TYPE_INPUT) { |
555 | ports = component->input_ports; | |
556 | } else if (bt_port_get_type(port) == BT_PORT_TYPE_OUTPUT) { | |
557 | ports = component->output_ports; | |
558 | } | |
366e034f | 559 | |
72b913fb | 560 | assert(ports); |
366e034f | 561 | |
72b913fb PP |
562 | for (i = 0; i < ports->len; i++) { |
563 | struct bt_port *cur_port = g_ptr_array_index(ports, i); | |
564 | ||
565 | if (cur_port == port) { | |
9ac68eb1 | 566 | bt_component_remove_port_by_index(component, |
72b913fb | 567 | ports, i); |
366e034f JG |
568 | goto end; |
569 | } | |
570 | } | |
72b913fb | 571 | |
366e034f JG |
572 | status = BT_COMPONENT_STATUS_NOT_FOUND; |
573 | end: | |
574 | return status; | |
575 | } | |
f60c8b34 JG |
576 | |
577 | BT_HIDDEN | |
72b913fb | 578 | enum bt_component_status bt_component_accept_port_connection( |
8f4799f7 PP |
579 | struct bt_component *comp, struct bt_port *self_port, |
580 | struct bt_port *other_port) | |
f60c8b34 JG |
581 | { |
582 | enum bt_component_status status = BT_COMPONENT_STATUS_OK; | |
583 | ||
72b913fb | 584 | assert(comp); |
8f4799f7 PP |
585 | assert(self_port); |
586 | assert(other_port); | |
72b913fb PP |
587 | |
588 | if (comp->class->methods.accept_port_connection) { | |
589 | status = comp->class->methods.accept_port_connection( | |
890882ef | 590 | bt_private_component_from_component(comp), |
8f4799f7 PP |
591 | bt_private_port_from_port(self_port), |
592 | other_port); | |
f60c8b34 JG |
593 | } |
594 | ||
595 | return status; | |
596 | } | |
72b913fb | 597 | |
0d8b4d8e PP |
598 | BT_HIDDEN |
599 | void bt_component_port_connected(struct bt_component *comp, | |
600 | struct bt_port *self_port, struct bt_port *other_port) | |
601 | { | |
602 | assert(comp); | |
603 | assert(self_port); | |
604 | assert(other_port); | |
605 | ||
606 | if (comp->class->methods.port_connected) { | |
607 | comp->class->methods.port_connected( | |
608 | bt_private_component_from_component(comp), | |
609 | bt_private_port_from_port(self_port), other_port); | |
610 | } | |
611 | } | |
612 | ||
72b913fb PP |
613 | BT_HIDDEN |
614 | void bt_component_port_disconnected(struct bt_component *comp, | |
615 | struct bt_port *port) | |
616 | { | |
617 | assert(comp); | |
618 | assert(port); | |
619 | ||
620 | if (comp->class->methods.port_disconnected) { | |
890882ef PP |
621 | comp->class->methods.port_disconnected( |
622 | bt_private_component_from_component(comp), | |
623 | bt_private_port_from_port(port)); | |
72b913fb PP |
624 | } |
625 | } | |
3230ee6b PP |
626 | |
627 | BT_HIDDEN | |
628 | void bt_component_add_destroy_listener(struct bt_component *component, | |
629 | bt_component_destroy_listener_func func, void *data) | |
630 | { | |
631 | struct bt_component_destroy_listener listener; | |
632 | ||
633 | assert(component); | |
634 | assert(func); | |
635 | listener.func = func; | |
636 | listener.data = data; | |
637 | g_array_append_val(component->destroy_listeners, listener); | |
638 | } | |
639 | ||
640 | BT_HIDDEN | |
641 | void bt_component_remove_destroy_listener(struct bt_component *component, | |
642 | bt_component_destroy_listener_func func, void *data) | |
643 | { | |
644 | size_t i; | |
645 | ||
646 | assert(component); | |
647 | assert(func); | |
648 | ||
649 | for (i = 0; i < component->destroy_listeners->len; i++) { | |
650 | struct bt_component_destroy_listener *listener = | |
651 | &g_array_index(component->destroy_listeners, | |
652 | struct bt_component_destroy_listener, i); | |
653 | ||
654 | if (listener->func == func && listener->data == data) { | |
655 | g_array_remove_index(component->destroy_listeners, i); | |
656 | i--; | |
657 | } | |
658 | } | |
659 | } |