Packet API: use status
[babeltrace.git] / include / babeltrace / trace-ir / event-const.h
1 #ifndef BABELTRACE_TRACE_IR_EVENT_CONST_H
2 #define BABELTRACE_TRACE_IR_EVENT_CONST_H
3
4 /*
5 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
6 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * SOFTWARE.
25 *
26 * The Common Trace Format (CTF) Specification is available at
27 * http://www.efficios.com/ctf
28 */
29
30 /* For enum bt_clock_snapshot_state */
31 #include <babeltrace/trace-ir/clock-snapshot-const.h>
32
33 /* For bt_event, bt_clock_snapshot, bt_event_class, bt_field, bt_packet */
34 #include <babeltrace/types.h>
35
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39
40 enum bt_event_status {
41 BT_EVENT_STATUS_OK = 0,
42 BT_EVENT_STATUS_NOMEM = -12,
43 };
44
45 extern const bt_event_class *bt_event_borrow_class_const(
46 const bt_event *event);
47
48 extern const bt_packet *bt_event_borrow_packet_const(
49 const bt_event *event);
50
51 extern const bt_stream *bt_event_borrow_stream_const(
52 const bt_event *event);
53
54 extern const bt_field *bt_event_borrow_header_field_const(
55 const bt_event *event);
56
57 extern const bt_field *bt_event_borrow_common_context_field_const(
58 const bt_event *event);
59
60 extern const bt_field *bt_event_borrow_specific_context_field_const(
61 const bt_event *event);
62
63 extern const bt_field *bt_event_borrow_payload_field_const(
64 const bt_event *event);
65
66 extern enum bt_clock_snapshot_state bt_event_borrow_default_clock_snapshot_const(
67 const bt_event *event,
68 const bt_clock_snapshot **clock_snapshot);
69
70 #ifdef __cplusplus
71 }
72 #endif
73
74 #endif /* BABELTRACE_TRACE_IR_EVENT_CONST_H */
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