Commit | Line | Data |
---|---|---|
fb2dcc52 JG |
1 | /* |
2 | * plugin.c | |
3 | * | |
4 | * Babeltrace Plugin | |
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/plugin-internal.h> | |
31 | #include <glib.h> | |
32 | ||
33 | static | |
34 | void bt_plugin_destroy(struct bt_ref *ref) | |
35 | { | |
36 | struct bt_plugin *plugin; | |
37 | ||
38 | assert(ref); | |
39 | plugin = container_of(ref, struct bt_plugin, ref); | |
40 | if (plugin->module) { | |
41 | if (!g_module_close(plugin->module)) { | |
42 | printf_error("Module close error: %s", | |
43 | g_module_error()); | |
44 | ||
45 | } | |
46 | } | |
47 | g_free(plugin); | |
48 | } | |
49 | ||
50 | BT_HIDDEN | |
51 | struct bt_plugin *bt_plugin_create(GModule *module) | |
52 | { | |
53 | struct bt_plugin *plugin; | |
54 | ||
55 | plugin = g_new0(struct bt_plugin, 1); | |
56 | if (!plugin) { | |
57 | goto end; | |
58 | } | |
59 | ||
60 | bt_ref_init(&plugin->ref, bt_plugin_destroy); | |
61 | end: | |
62 | return plugin; | |
63 | } | |
64 | ||
65 | BT_HIDDEN | |
66 | enum bt_component_status bt_plugin_register_component_classes( | |
67 | struct bt_plugin *plugin, struct bt_component_factory *factory) | |
68 | { | |
69 | assert(plugin && factory); | |
70 | return plugin->init(factory); | |
71 | } | |
72 | ||
73 | BT_HIDDEN | |
74 | void bt_plugin_get(struct bt_plugin *plugin) | |
75 | { | |
76 | if (!plugin) { | |
77 | return; | |
78 | } | |
79 | ||
80 | bt_ref_get(&plugin->ref); | |
81 | } | |
82 | ||
83 | BT_HIDDEN | |
84 | void bt_plugin_put(struct bt_plugin *plugin) | |
85 | { | |
86 | if (!plugin) { | |
87 | return; | |
88 | } | |
89 | ||
90 | bt_ref_put(&plugin->ref); | |
91 | } |