1 #ifndef BABELTRACE_GRAPH_CONNECTION_H
2 #define BABELTRACE_GRAPH_CONNECTION_H
5 * BabelTrace - Babeltrace Component Connection Interface
7 * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
9 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
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:
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
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
31 #include <babeltrace/types.h>
40 enum bt_connection_status
{
41 BT_CONNECTION_STATUS_GRAPH_IS_CANCELED
= 125,
42 BT_CONNECTION_STATUS_OK
= 0,
43 BT_CONNECTION_STATUS_INVALID
= -22,
44 BT_CONNECTION_STATUS_ERROR
= -1,
45 BT_CONNECTION_STATUS_NOMEM
= -12,
46 BT_CONNECTION_STATUS_IS_ENDED
= 104,
49 /* Returns the "downstream" input port. */
50 extern struct bt_port
*bt_connection_get_downstream_port(
51 struct bt_connection
*connection
);
52 /* Returns the "upstream" output port. */
53 extern struct bt_port
*bt_connection_get_upstream_port(
54 struct bt_connection
*connection
);
56 extern bt_bool
bt_connection_is_ended(struct bt_connection
*connection
);
62 #endif /* BABELTRACE_GRAPH_CONNECTION_H */