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1 | #ifndef _BABELTRACE_TRACE_HANDLE_INTERNAL_H |
2 | #define _BABELTRACE_TRACE_HANDLE_INTERNAL_H | |
3 | ||
4 | /* | |
5 | * BabelTrace | |
6 | * | |
7 | * Internal 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 <stdlib.h> | |
35 | #include <babeltrace/context.h> | |
36 | #include <babeltrace/format.h> | |
37 | ||
38 | /* | |
39 | * trace_handle : unique identifier of a trace | |
40 | * | |
41 | * The trace_handle allows the user to manipulate a trace file directly. | |
42 | * It is a unique identifier representing a trace file. | |
43 | */ | |
44 | struct bt_trace_handle { | |
45 | int id; | |
46 | struct bt_trace_descriptor *td; | |
47 | struct bt_format *format; | |
48 | char path[PATH_MAX]; | |
49 | uint64_t real_timestamp_begin; | |
50 | uint64_t real_timestamp_end; | |
51 | uint64_t cycles_timestamp_begin; | |
52 | uint64_t cycles_timestamp_end; | |
53 | }; | |
54 | ||
55 | /* | |
56 | * bt_trace_handle_create : allocates a trace_handle | |
57 | * | |
58 | * Returns a newly allocated trace_handle or NULL on error | |
59 | */ | |
60 | struct bt_trace_handle *bt_trace_handle_create(struct bt_context *ctx); | |
61 | ||
62 | /* | |
63 | * bt_trace_handle_destroy : free a trace_handle | |
64 | */ | |
65 | void bt_trace_handle_destroy(struct bt_trace_handle *bt); | |
66 | ||
67 | #endif /* _BABELTRACE_TRACE_HANDLE_INTERNAL_H */ |