Missing Makefiles
[babeltrace.git] / plugins / sink.c
CommitLineData
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1/*
2 * sink.c
3 *
47e5a032 4 * Babeltrace Sink Component
0d884c50
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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
29#include <babeltrace/compiler.h>
30#include <babeltrace/plugin/sink-internal.h>
31#include <babeltrace/plugin/component-internal.h>
32
33static
34void bt_component_sink_destroy(struct bt_component *component)
35{
36 struct bt_component_sink *sink;
37
38 if (!component) {
39 return;
40 }
41
42 sink = container_of(component, struct bt_component_sink, parent);
43 g_free(sink);
44}
45
46struct bt_component *bt_component_sink_create(const char *name,
47 void *private_data, bt_component_destroy_cb destroy_func,
48 bt_component_sink_handle_notification_cb notification_cb)
49{
50 struct bt_component_sink *sink = NULL;
51 enum bt_component_status ret;
52
53 if (!notification_cb) {
54 goto end;
55 }
56
57 sink = g_new0(struct bt_component_sink, 1);
58 if (!sink) {
59 goto end;
60 }
61
62 ret = bt_component_init(&sink->parent, name, private_data,
63 destroy_func, BT_COMPONENT_TYPE_SINK,
64 bt_component_sink_destroy);
65 if (ret != BT_COMPONENT_STATUS_OK) {
66 g_free(sink);
67 sink = NULL;
68 goto end;
69 }
70
71 sink->handle_notification = notification_cb;
72end:
73 return sink ? &sink->parent : NULL;
74}
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75
76enum bt_component_status bt_component_sink_handle_notification(
77 struct bt_component *component,
78 struct bt_notification *notification)
79{
80 enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
81 struct bt_component_sink *sink = NULL;
82
83 if (!component || !notification) {
84 ret = BT_COMPONENT_STATUS_INVAL;
85 goto end;
86 }
87
88 if (bt_component_get_type(component) != BT_COMPONENT_TYPE_SINK) {
89 ret = BT_COMPONENT_STATUS_UNSUPPORTED;
90 goto end;
91 }
92
93 sink = container_of(component, struct bt_component_sink, parent);
94 assert(sink->handle_notification);
95 ret = sink->handle_notification(component, notification);
96end:
97 return ret;
98}
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