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0777b693 JG |
1 | /* |
2 | * source.c | |
3 | * | |
0d884c50 | 4 | * Babeltrace Source Component |
0777b693 JG |
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 | ||
fd0f910d | 29 | #include <babeltrace/compiler.h> |
0777b693 | 30 | #include <babeltrace/plugin/source-internal.h> |
0d884c50 | 31 | #include <babeltrace/plugin/component-internal.h> |
0777b693 JG |
32 | |
33 | static | |
0d884c50 | 34 | void bt_component_source_destroy(struct bt_component *component) |
0777b693 | 35 | { |
0d884c50 | 36 | struct bt_component_source *source; |
0777b693 | 37 | |
0d884c50 | 38 | if (!component) { |
0777b693 JG |
39 | return; |
40 | } | |
41 | ||
0d884c50 | 42 | source = container_of(component, struct bt_component_source, parent); |
0777b693 JG |
43 | g_free(source); |
44 | } | |
45 | ||
0d884c50 JG |
46 | struct bt_component *bt_component_source_create(const char *name, |
47 | void *private_data, bt_component_destroy_cb destroy_func, | |
48 | bt_component_source_iterator_create_cb iterator_create_cb) | |
0777b693 | 49 | { |
0d884c50 JG |
50 | struct bt_component_source *source = NULL; |
51 | enum bt_component_status ret; | |
0777b693 JG |
52 | |
53 | if (!iterator_create_cb) { | |
54 | goto end; | |
55 | } | |
56 | ||
0d884c50 | 57 | source = g_new0(struct bt_component_source, 1); |
0777b693 JG |
58 | if (!source) { |
59 | goto end; | |
60 | } | |
61 | ||
0d884c50 JG |
62 | ret = bt_component_init(&source->parent, name, private_data, |
63 | destroy_func, BT_COMPONENT_TYPE_SOURCE, | |
64 | bt_component_source_destroy); | |
65 | if (ret != BT_COMPONENT_STATUS_OK) { | |
0777b693 JG |
66 | g_free(source); |
67 | source = NULL; | |
68 | goto end; | |
69 | } | |
70 | ||
71 | source->create_iterator = iterator_create_cb; | |
72 | end: | |
73 | return source ? &source->parent : NULL; | |
74 | } |