bt2: let components attach "user data" to ports
[babeltrace.git] / bindings / python / bt2 / bt2 / native_bt_event.i
1 /*
2 * The MIT License (MIT)
3 *
4 * Copyright (c) 2016-2017 Philippe Proulx <pproulx@efficios.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 /* From event-const.h */
26
27 typedef enum bt_event_status {
28 BT_EVENT_STATUS_OK = 0,
29 BT_EVENT_STATUS_NOMEM = -12,
30 } bt_event_status;
31
32 extern const bt_event_class *bt_event_borrow_class_const(
33 const bt_event *event);
34
35 extern const bt_packet *bt_event_borrow_packet_const(
36 const bt_event *event);
37
38 extern const bt_stream *bt_event_borrow_stream_const(
39 const bt_event *event);
40
41 extern const bt_field *bt_event_borrow_common_context_field_const(
42 const bt_event *event);
43
44 extern const bt_field *bt_event_borrow_specific_context_field_const(
45 const bt_event *event);
46
47 extern const bt_field *bt_event_borrow_payload_field_const(
48 const bt_event *event);
49
50 /* From event.h */
51
52 extern bt_event_class *bt_event_borrow_class(bt_event *event);
53
54 extern bt_packet *bt_event_borrow_packet(bt_event *event);
55
56 extern bt_stream *bt_event_borrow_stream(bt_event *event);
57
58 extern bt_field *
59 bt_event_borrow_common_context_field(bt_event *event);
60
61 extern bt_field *
62 bt_event_borrow_specific_context_field(bt_event *event);
63
64 extern bt_field *bt_event_borrow_payload_field(bt_event *event);
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