projects / babeltrace.git / blame
| Commit | Line | Data |
|---|---|---|
| 784cdc68 JG |
1 | #ifndef BABELTRACE_COMPONENT_CONNECTION_INTERNAL_H |
| 2 | #define BABELTRACE_COMPONENT_CONNECTION_INTERNAL_H | |
| 3 | ||
| 4 | /* | |
| 5 | * BabelTrace - Component Connection Internal | |
| 6 | * | |
| 7 | * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
| 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 | ||
| 7d55361f | 30 | #include <babeltrace/component/connection.h> |
| 784cdc68 JG |
31 | #include <babeltrace/object-internal.h> |
| 32 | ||
| 33 | struct bt_graph; | |
| 34 | ||
| 35 | struct bt_connection { | |
| 36 | /* | |
| 37 | * The graph is a connection's parent and the connection is the parent | |
| 38 | * of all iterators it has created. | |
| 39 | */ | |
| 40 | struct bt_object base; | |
| 41 | /* | |
| 42 | * Weak references are held to both ports. Their existence is guaranteed | |
| 43 | * by the existence of the graph and thus, of their respective | |
| 44 | * components. | |
| 45 | */ | |
| 46 | /* Downstream port. */ | |
| 47 | struct bt_port *input_port; | |
| 48 | /* Upstream port. */ | |
| 49 | struct bt_port *output_port; | |
| 50 | }; | |
| 51 | ||
| 52 | BT_HIDDEN | |
| 53 | struct bt_connection *bt_connection_create(struct bt_graph *graph, | |
| 54 | struct bt_port *upstream, struct bt_port *downstream); | |
| 55 | ||
| 56 | #endif /* BABELTRACE_COMPONENT_CONNECTION_INTERNAL_H */ |