06419eb24326181628bce391c5e495eb496560fa
[babeltrace.git] / include / babeltrace2 / graph / component-class-source-const.h
1 #ifndef BABELTRACE_GRAPH_COMPONENT_CLASS_SOURCE_CONST_H
2 #define BABELTRACE_GRAPH_COMPONENT_CLASS_SOURCE_CONST_H
3
4 /*
5 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
6 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * SOFTWARE.
25 */
26
27 /*
28 * For bt_component_class, bt_component_class_source,
29 * __BT_UPCAST_CONST
30 */
31 #include <babeltrace2/types.h>
32
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36
37 static inline
38 const bt_component_class *
39 bt_component_class_source_as_component_class_const(
40 const bt_component_class_source *comp_cls_source)
41 {
42 return __BT_UPCAST_CONST(bt_component_class, comp_cls_source);
43 }
44
45 extern void bt_component_class_source_get_ref(
46 const bt_component_class_source *component_class_source);
47
48 extern void bt_component_class_source_put_ref(
49 const bt_component_class_source *component_class_source);
50
51 #define BT_COMPONENT_CLASS_SOURCE_PUT_REF_AND_RESET(_var) \
52 do { \
53 bt_component_class_source_put_ref(_var); \
54 (_var) = NULL; \
55 } while (0)
56
57 #define BT_COMPONENT_CLASS_SOURCE_MOVE_REF(_var_dst, _var_src) \
58 do { \
59 bt_component_class_source_put_ref(_var_dst); \
60 (_var_dst) = (_var_src); \
61 (_var_src) = NULL; \
62 } while (0)
63
64 #ifdef __cplusplus
65 }
66 #endif
67
68 #endif /* BABELTRACE_GRAPH_COMPONENT_CLASS_SOURCE_CONST_H */
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