Commit | Line | Data |
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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 | ||
b8a06801 | 29 | #include <babeltrace/ref.h> |
fd0f910d | 30 | #include <babeltrace/compiler.h> |
0777b693 | 31 | #include <babeltrace/plugin/source-internal.h> |
0d884c50 | 32 | #include <babeltrace/plugin/component-internal.h> |
47e5a032 JG |
33 | #include <babeltrace/plugin/notification/iterator.h> |
34 | #include <babeltrace/plugin/notification/iterator-internal.h> | |
0777b693 | 35 | |
7c7c0433 JG |
36 | BT_HIDDEN |
37 | enum bt_component_status bt_component_source_validate( | |
38 | struct bt_component *component) | |
39 | { | |
40 | return BT_COMPONENT_STATUS_OK; | |
0777b693 JG |
41 | } |
42 | ||
8738a040 | 43 | BT_HIDDEN |
fb2dcc52 | 44 | struct bt_component *bt_component_source_create( |
7c7c0433 | 45 | struct bt_component_class *class, struct bt_value *params) |
0777b693 | 46 | { |
0d884c50 JG |
47 | struct bt_component_source *source = NULL; |
48 | enum bt_component_status ret; | |
38b48196 | 49 | |
0d884c50 | 50 | source = g_new0(struct bt_component_source, 1); |
0777b693 JG |
51 | if (!source) { |
52 | goto end; | |
53 | } | |
54 | ||
7c7c0433 | 55 | ret = bt_component_init(&source->parent, bt_component_source_destroy); |
0d884c50 | 56 | if (ret != BT_COMPONENT_STATUS_OK) { |
38b48196 | 57 | BT_PUT(source); |
0777b693 JG |
58 | goto end; |
59 | } | |
0777b693 JG |
60 | end: |
61 | return source ? &source->parent : NULL; | |
62 | } | |
47e5a032 | 63 | |
38b48196 | 64 | struct bt_notification_iterator *bt_component_source_create_iterator( |
47e5a032 JG |
65 | struct bt_component *component) |
66 | { | |
67 | enum bt_component_status ret_component; | |
68 | enum bt_notification_iterator_status ret_iterator; | |
69 | struct bt_component_source *source; | |
70 | struct bt_notification_iterator *iterator = NULL; | |
71 | ||
72 | if (!component) { | |
73 | goto end; | |
74 | } | |
75 | ||
76 | if (bt_component_get_type(component) != BT_COMPONENT_TYPE_SOURCE) { | |
77 | goto end; | |
78 | } | |
79 | ||
80 | iterator = bt_notification_iterator_create(component); | |
81 | if (!iterator) { | |
82 | goto end; | |
83 | } | |
84 | ||
85 | source = container_of(component, struct bt_component_source, parent); | |
86 | assert(source->init_iterator); | |
87 | ret_component = source->init_iterator(component, iterator); | |
88 | if (ret_component != BT_COMPONENT_STATUS_OK) { | |
89 | goto error; | |
90 | } | |
91 | ||
92 | ret_iterator = bt_notification_iterator_validate(iterator); | |
93 | if (ret_iterator != BT_NOTIFICATION_ITERATOR_STATUS_OK) { | |
94 | goto error; | |
95 | } | |
96 | end: | |
97 | return iterator; | |
98 | error: | |
b8a06801 JG |
99 | BT_PUT(iterator); |
100 | return iterator; | |
47e5a032 | 101 | } |