ctf plugin: notif iter: use "borrow" functions for metadata where possible
[babeltrace.git] / include / babeltrace / ctf-ir / clock-class-internal.h
1 #ifndef BABELTRACE_CTF_IR_CLOCK_CLASS_INTERNAL_H
2 #define BABELTRACE_CTF_IR_CLOCK_CLASS_INTERNAL_H
3
4 /*
5 * BabelTrace - CTF IR: Clock internal
6 *
7 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 *
9 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
10 *
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:
17 *
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
20 *
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
27 * SOFTWARE.
28 */
29
30 #include <babeltrace/ctf-ir/clock-class.h>
31 #include <babeltrace/object-internal.h>
32 #include <babeltrace/babeltrace-internal.h>
33 #include <babeltrace/compat/uuid-internal.h>
34 #include <babeltrace/types.h>
35 #include <stdbool.h>
36 #include <stdint.h>
37 #include <glib.h>
38
39 struct bt_clock_class {
40 struct bt_object base;
41 GString *name;
42 GString *description;
43 uint64_t frequency;
44 uint64_t precision;
45 int64_t offset_s; /* Offset in seconds */
46 int64_t offset; /* Offset in ticks */
47 unsigned char uuid[BABELTRACE_UUID_LEN];
48 int uuid_set;
49 int absolute;
50
51 /*
52 * A clock's properties can't be modified once it is added to a stream
53 * class.
54 */
55 int frozen;
56 };
57
58 BT_HIDDEN
59 void bt_clock_class_freeze(struct bt_clock_class *clock_class);
60
61 BT_HIDDEN
62 bt_bool bt_clock_class_is_valid(struct bt_clock_class *clock_class);
63
64 BT_HIDDEN
65 int bt_clock_class_compare(struct bt_clock_class *clock_class_a,
66 struct bt_clock_class *clock_class_b);
67
68 #endif /* BABELTRACE_CTF_IR_CLOCK_CLASS_INTERNAL_H */
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