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1 | #ifndef BABELTRACE_CTF_IR_CLOCK_VALUE_INTERNAL_H |
2 | #define BABELTRACE_CTF_IR_CLOCK_VALUE_INTERNAL_H | |
3 | ||
4 | /* | |
5 | * Copyright 2017 Philippe Proulx <pproulx@efficios.com> | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
23 | * SOFTWARE. | |
24 | */ | |
25 | ||
a6918753 | 26 | #include <babeltrace/babeltrace-internal.h> |
a62f9ba0 PP |
27 | #include <babeltrace/object-internal.h> |
28 | #include <stdbool.h> | |
29 | #include <stdint.h> | |
30 | ||
839d52a5 | 31 | struct bt_clock_class; |
a62f9ba0 | 32 | |
839d52a5 | 33 | struct bt_clock_value { |
a62f9ba0 | 34 | struct bt_object base; |
839d52a5 | 35 | struct bt_clock_class *clock_class; |
a62f9ba0 PP |
36 | uint64_t value; |
37 | bool ns_from_epoch_overflows; | |
38 | int64_t ns_from_epoch; | |
a6918753 PP |
39 | bool is_set; |
40 | bool frozen; | |
a62f9ba0 PP |
41 | }; |
42 | ||
a6918753 PP |
43 | static inline |
44 | void bt_clock_value_set(struct bt_clock_value *clock_value) | |
45 | { | |
46 | BT_ASSERT(clock_value); | |
47 | clock_value->is_set = true; | |
48 | } | |
49 | ||
50 | static inline | |
51 | void bt_clock_value_reset(struct bt_clock_value *clock_value) | |
52 | { | |
53 | BT_ASSERT(clock_value); | |
54 | clock_value->is_set = false; | |
55 | } | |
56 | ||
57 | BT_UNUSED | |
58 | static inline | |
59 | void _bt_clock_value_set_is_frozen(struct bt_clock_value *clock_value, | |
60 | bool is_frozen) | |
61 | { | |
62 | BT_ASSERT(clock_value); | |
63 | clock_value->frozen = is_frozen; | |
64 | } | |
65 | ||
66 | #ifdef BT_DEV_MODE | |
67 | # define bt_clock_value_set_is_frozen _bt_clock_value_set_is_frozen | |
68 | #else | |
69 | # define bt_clock_value_set_is_frozen(_x, _f) | |
70 | #endif /* BT_DEV_MODE */ | |
71 | ||
72 | BT_HIDDEN | |
73 | struct bt_clock_value *bt_clock_value_create( | |
74 | struct bt_clock_class *clock_class); | |
75 | ||
76 | BT_HIDDEN | |
77 | void bt_clock_value_recycle(struct bt_clock_value *clock_value); | |
78 | ||
79 | BT_HIDDEN | |
80 | void bt_clock_value_set_raw_value(struct bt_clock_value *clock_value, | |
81 | uint64_t cycles); | |
82 | ||
a62f9ba0 | 83 | #endif /* BABELTRACE_CTF_IR_CLOCK_VALUE_INTERNAL_H */ |