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33b34c43 PP |
1 | #ifndef BABELTRACE_COMPONENT_COMPONENT_GRAPH_INTERNAL_H |
2 | #define BABELTRACE_COMPONENT_COMPONENT_GRAPH_INTERNAL_H | |
c0418dd9 JG |
3 | |
4 | /* | |
5 | * BabelTrace - Component Graph Internal | |
6 | * | |
f60c8b34 | 7 | * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
c0418dd9 JG |
8 | * |
9 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
10 | * | |
11 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
12 | * of this software and associated documentation files (the "Software"), to deal | |
13 | * in the Software without restriction, including without limitation the rights | |
14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
15 | * copies of the Software, and to permit persons to whom the Software is | |
16 | * furnished to do so, subject to the following conditions: | |
17 | * | |
18 | * The above copyright notice and this permission notice shall be included in | |
19 | * all copies or substantial portions of the Software. | |
20 | * | |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
33b34c43 | 30 | #include <babeltrace/component/component-graph.h> |
c0418dd9 JG |
31 | #include <babeltrace/babeltrace-internal.h> |
32 | #include <babeltrace/object-internal.h> | |
33 | #include <glib.h> | |
34 | ||
f60c8b34 JG |
35 | struct bt_graph { |
36 | /** | |
37 | * A component graph contains components and point-to-point connection | |
38 | * between these components. | |
c0418dd9 | 39 | * |
f60c8b34 JG |
40 | * In terms of ownership: |
41 | * 1) The graph is the components' parent, | |
42 | * 2) The graph is the connnections' parent, | |
43 | * 3) Components share the ownership of their connections, | |
44 | * 4) A connection holds weak references to its two component endpoints. | |
c0418dd9 | 45 | */ |
f60c8b34 JG |
46 | struct bt_object base; |
47 | ||
48 | /* Array of pointers to bt_connection. */ | |
49 | GPtrArray *connections; | |
50 | /* Array of pointers to bt_component. */ | |
51 | GPtrArray *components; | |
52 | /* Queue of pointers (weak references) to sink bt_components. */ | |
53 | GQueue *sinks_to_consume; | |
c0418dd9 JG |
54 | }; |
55 | ||
33b34c43 | 56 | #endif /* BABELTRACE_COMPONENT_COMPONENT_GRAPH_INTERNAL_H */ |