Commit | Line | Data |
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34ac9eaf | 1 | /* |
0cb31e39 | 2 | * muxer.c |
34ac9eaf | 3 | * |
0cb31e39 | 4 | * Babeltrace Trace Muxer |
34ac9eaf JG |
5 | * |
6 | * Copyright 2016 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 | ||
33b34c43 PP |
29 | #include <babeltrace/plugin/plugin-dev.h> |
30 | #include <babeltrace/component/component.h> | |
d71dcf2c | 31 | #include <babeltrace/component/component-filter.h> |
33b34c43 PP |
32 | #include <babeltrace/component/notification/notification.h> |
33 | #include <babeltrace/component/notification/iterator.h> | |
34 | #include <babeltrace/component/notification/event.h> | |
7d61fa8e | 35 | #include <plugins-common.h> |
0cb31e39 | 36 | #include "muxer.h" |
34ac9eaf JG |
37 | |
38 | static | |
0cb31e39 | 39 | void destroy_muxer_data(struct muxer *muxer) |
34ac9eaf | 40 | { |
0cb31e39 | 41 | g_free(muxer); |
34ac9eaf JG |
42 | } |
43 | ||
44 | static | |
0cb31e39 | 45 | struct muxer *create_muxer(void) |
34ac9eaf | 46 | { |
0cb31e39 | 47 | struct muxer *muxer; |
34ac9eaf | 48 | |
0cb31e39 JG |
49 | muxer = g_new0(struct muxer, 1); |
50 | if (!muxer) { | |
34ac9eaf JG |
51 | goto end; |
52 | } | |
53 | end: | |
0cb31e39 | 54 | return muxer; |
34ac9eaf JG |
55 | } |
56 | ||
57 | static | |
64cadc66 | 58 | void finalize_muxer(struct bt_private_component *component) |
34ac9eaf | 59 | { |
890882ef | 60 | void *data = bt_private_component_get_user_data(component); |
34ac9eaf | 61 | |
0cb31e39 | 62 | destroy_muxer_data(data); |
34ac9eaf JG |
63 | } |
64 | ||
0cb31e39 | 65 | enum bt_component_status muxer_component_init( |
890882ef | 66 | struct bt_private_component *component, struct bt_value *params, |
7d61fa8e | 67 | UNUSED_VAR void *init_method_data) |
34ac9eaf JG |
68 | { |
69 | enum bt_component_status ret; | |
0cb31e39 | 70 | struct muxer *muxer = create_muxer(); |
34ac9eaf | 71 | |
0cb31e39 | 72 | if (!muxer) { |
34ac9eaf JG |
73 | ret = BT_COMPONENT_STATUS_NOMEM; |
74 | goto end; | |
75 | } | |
76 | ||
890882ef | 77 | ret = bt_private_component_set_user_data(component, muxer); |
34ac9eaf JG |
78 | if (ret != BT_COMPONENT_STATUS_OK) { |
79 | goto error; | |
80 | } | |
81 | end: | |
82 | return ret; | |
83 | error: | |
0cb31e39 | 84 | destroy_muxer_data(muxer); |
34ac9eaf JG |
85 | return ret; |
86 | } | |
87 | ||
d3eb6e8f | 88 | static |
41a2b7ae | 89 | struct bt_notification_iterator_next_return muxer_iterator_next( |
890882ef | 90 | struct bt_private_notification_iterator *iterator) |
d3eb6e8f | 91 | { |
41a2b7ae PP |
92 | struct bt_notification_iterator_next_return ret = { |
93 | .status = BT_NOTIFICATION_ITERATOR_STATUS_ERROR, | |
94 | }; | |
d3eb6e8f | 95 | |
41a2b7ae | 96 | return ret; |
d3e4dcd8 PP |
97 | } |
98 | ||
34ac9eaf | 99 | /* Initialize plug-in entry points. */ |
6ba0b073 | 100 | BT_PLUGIN(muxer); |
0cb31e39 | 101 | BT_PLUGIN_DESCRIPTION("Babeltrace Trace Muxer Plug-In."); |
34ac9eaf JG |
102 | BT_PLUGIN_AUTHOR("Jérémie Galarneau"); |
103 | BT_PLUGIN_LICENSE("MIT"); | |
41a2b7ae | 104 | BT_PLUGIN_FILTER_COMPONENT_CLASS(muxer, muxer_iterator_next); |
d3e4dcd8 | 105 | BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION(muxer, |
6ba0b073 | 106 | "Time-correlate multiple traces."); |
d3e4dcd8 | 107 | BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD(muxer, muxer_component_init); |
64cadc66 | 108 | BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD(muxer, finalize_muxer); |