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fb2dcc52 JG |
1 | /* |
2 | * component-class.c | |
3 | * | |
4 | * Babeltrace Plugin Component Class | |
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/component-class-internal.h> | |
b8a06801 | 31 | #include <babeltrace/ref.h> |
fb2dcc52 JG |
32 | #include <glib.h> |
33 | ||
34 | static | |
b8a06801 | 35 | void bt_component_class_destroy(struct bt_object *obj) |
fb2dcc52 JG |
36 | { |
37 | struct bt_component_class *class; | |
38 | ||
b8a06801 JG |
39 | assert(obj); |
40 | class = container_of(obj, struct bt_component_class, base); | |
fb2dcc52 JG |
41 | if (class->name) { |
42 | g_string_free(class->name, TRUE); | |
43 | } | |
7c7c0433 JG |
44 | if (class->description) { |
45 | g_string_free(class->description, TRUE); | |
46 | } | |
b8a06801 JG |
47 | |
48 | bt_put(class->plugin); | |
fb2dcc52 JG |
49 | g_free(class); |
50 | } | |
51 | ||
52 | BT_HIDDEN | |
53 | struct bt_component_class *bt_component_class_create( | |
54 | enum bt_component_type type, const char *name, | |
4b70dd83 JG |
55 | const char *description, bt_component_init_cb init, |
56 | struct bt_plugin *plugin) | |
fb2dcc52 JG |
57 | { |
58 | struct bt_component_class *class; | |
59 | ||
60 | class = g_new0(struct bt_component_class, 1); | |
61 | if (!class) { | |
62 | goto end; | |
63 | } | |
64 | ||
b8a06801 | 65 | bt_object_init(class, bt_component_class_destroy); |
fb2dcc52 | 66 | class->type = type; |
4b70dd83 | 67 | class->init = init; |
fb2dcc52 | 68 | class->name = g_string_new(name); |
7c7c0433 JG |
69 | class->description = g_string_new(description); |
70 | if (!class->name || !class->description) { | |
b8a06801 | 71 | BT_PUT(class); |
fb2dcc52 JG |
72 | goto end; |
73 | } | |
b8a06801 | 74 | |
38b48196 | 75 | class->plugin = bt_get(plugin); |
fb2dcc52 JG |
76 | end: |
77 | return class; | |
78 | } | |
38b48196 JG |
79 | |
80 | const char *bt_component_class_get_name( | |
81 | struct bt_component_class *component_class) | |
82 | { | |
83 | return component_class ? component_class->name->str : NULL; | |
84 | } | |
85 | ||
86 | enum bt_component_type bt_component_class_get_type( | |
87 | struct bt_component_class *component_class) | |
88 | { | |
89 | return component_class ? component_class->type : | |
90 | BT_COMPONENT_TYPE_UNKNOWN; | |
91 | } | |
92 | ||
93 | struct bt_plugin *bt_component_class_get_plugin( | |
94 | struct bt_component_class *component_class) | |
95 | { | |
96 | return component_class ? bt_get(component_class->plugin) : | |
97 | NULL; | |
98 | } | |
7c7c0433 JG |
99 | |
100 | const char *bt_component_class_get_description( | |
101 | struct bt_component_class *component_class) | |
102 | { | |
103 | return component_class ? component_class->description->str : NULL; | |
104 | } |