Fix: src.ctf.lttng-live: emitting stream end msg with no stream
[babeltrace.git] / include / babeltrace2 / graph / component-filter-const.h
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CommitLineData
1#ifndef BABELTRACE2_GRAPH_COMPONENT_FILTER_CONST_H
2#define BABELTRACE2_GRAPH_COMPONENT_FILTER_CONST_H
3
4/*
5 * Copyright (c) 2010-2019 EfficiOS Inc. and Linux Foundation
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24 */
25
26#ifndef __BT_IN_BABELTRACE_H
27# error "Please include <babeltrace2/babeltrace.h> instead."
28#endif
29
30#include <stdint.h>
31
32#include <babeltrace2/types.h>
33
34#ifdef __cplusplus
35extern "C" {
36#endif
37
38static inline
39const bt_component *bt_component_filter_as_component_const(
40 const bt_component_filter *component)
41{
42 return __BT_UPCAST_CONST(bt_component, component);
43}
44
45extern const bt_component_class_filter *
46bt_component_filter_borrow_class_const(
47 const bt_component_filter *component);
48
49extern uint64_t bt_component_filter_get_input_port_count(
50 const bt_component_filter *component);
51
52extern const bt_port_input *
53bt_component_filter_borrow_input_port_by_name_const(
54 const bt_component_filter *component, const char *name);
55
56extern const bt_port_input *
57bt_component_filter_borrow_input_port_by_index_const(
58 const bt_component_filter *component, uint64_t index);
59
60extern uint64_t bt_component_filter_get_output_port_count(
61 const bt_component_filter *component);
62
63extern const bt_port_output *
64bt_component_filter_borrow_output_port_by_name_const(
65 const bt_component_filter *component, const char *name);
66
67extern const bt_port_output *
68bt_component_filter_borrow_output_port_by_index_const(
69 const bt_component_filter *component, uint64_t index);
70
71extern void bt_component_filter_get_ref(
72 const bt_component_filter *component_filter);
73
74extern void bt_component_filter_put_ref(
75 const bt_component_filter *component_filter);
76
77#define BT_COMPONENT_FILTER_PUT_REF_AND_RESET(_var) \
78 do { \
79 bt_component_filter_put_ref(_var); \
80 (_var) = NULL; \
81 } while (0)
82
83#define BT_COMPONENT_FILTER_MOVE_REF(_var_dst, _var_src) \
84 do { \
85 bt_component_filter_put_ref(_var_dst); \
86 (_var_dst) = (_var_src); \
87 (_var_src) = NULL; \
88 } while (0)
89
90#ifdef __cplusplus
91}
92#endif
93
94#endif /* BABELTRACE2_GRAPH_COMPONENT_FILTER_CONST_H */
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