Add --debug-info-full-path option and shorten source name
[babeltrace.git] / include / babeltrace / trace-handle.h
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CommitLineData
1#ifndef _BABELTRACE_TRACE_HANDLE_H
2#define _BABELTRACE_TRACE_HANDLE_H
3
4/*
5 * BabelTrace
6 *
7 * trace_handle header
8 *
9 * Copyright 2012 EfficiOS Inc. and Linux Foundation
10 *
11 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
12 * Julien Desfossez <julien.desfossez@efficios.com>
13 *
14 * Permission is hereby granted, free of charge, to any person obtaining a copy
15 * of this software and associated documentation files (the "Software"), to deal
16 * in the Software without restriction, including without limitation the rights
17 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
18 * copies of the Software, and to permit persons to whom the Software is
19 * furnished to do so, subject to the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be included in
22 * all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
25 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
27 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
29 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33#include <stdint.h>
34#include <babeltrace/clock-types.h>
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40/*
41 * trace_handle : unique identifier of a trace
42 *
43 * The trace_handle allows the user to manipulate a trace file directly.
44 * It is a unique identifier representing a trace file.
45 */
46struct bt_trace_handle;
47struct bt_ctf_event;
48
49/*
50 * bt_trace_handle_get_path : returns the path of a trace_handle or NULL
51 * on error.
52 */
53const char *bt_trace_handle_get_path(struct bt_context *ctx, int handle_id);
54
55/*
56 * bt_trace_handle_get_timestamp_begin : get the creation time (in
57 * nanoseconds or cycles depending on type) of the buffers of a trace.
58 *
59 * Returns 0 on success, -1 on error.
60 */
61int bt_trace_handle_get_timestamp_begin(struct bt_context *ctx,
62 int handle_id, enum bt_clock_type type,
63 int64_t *timestamp);
64
65/*
66 * bt_trace_handle_get_timestamp_end : get the destruction time
67 * (in nanoseconds or cycles depending on type) of the buffers of a
68 * trace.
69 *
70 * Returns 0 on success, -1 on error.
71 */
72int bt_trace_handle_get_timestamp_end(struct bt_context *ctx,
73 int handle_id, enum bt_clock_type type,
74 int64_t *timestamp);
75
76/*
77 * bt_ctf_event_get_handle_id : get the handle id associated with an event
78 *
79 * Returns -1 on error
80 */
81int bt_ctf_event_get_handle_id(const struct bt_ctf_event *event);
82
83#ifdef __cplusplus
84}
85#endif
86
87#endif /* _BABELTRACE_TRACE_HANDLE_H */
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