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56e18c4c PP |
1 | #ifndef BABELTRACE_TRACE_IR_CLOCK_VALUE_INTERNAL_H |
2 | #define BABELTRACE_TRACE_IR_CLOCK_VALUE_INTERNAL_H | |
c057dea0 PP |
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 | ||
312c056a | 26 | #include <babeltrace/babeltrace-internal.h> |
c057dea0 | 27 | #include <babeltrace/object-internal.h> |
56e18c4c PP |
28 | #include <babeltrace/trace-ir/clock-class-internal.h> |
29 | #include <babeltrace/trace-ir/utils-internal.h> | |
c057dea0 PP |
30 | #include <stdbool.h> |
31 | #include <stdint.h> | |
32 | ||
50842bdc | 33 | struct bt_clock_class; |
c057dea0 | 34 | |
50842bdc | 35 | struct bt_clock_value { |
c057dea0 | 36 | struct bt_object base; |
50842bdc | 37 | struct bt_clock_class *clock_class; |
44c440bc PP |
38 | uint64_t value_cycles; |
39 | bool ns_from_origin_overflows; | |
40 | int64_t ns_from_origin; | |
312c056a | 41 | bool is_set; |
c057dea0 PP |
42 | }; |
43 | ||
312c056a PP |
44 | static inline |
45 | void bt_clock_value_set(struct bt_clock_value *clock_value) | |
46 | { | |
47 | BT_ASSERT(clock_value); | |
48 | clock_value->is_set = true; | |
49 | } | |
50 | ||
51 | static inline | |
52 | void bt_clock_value_reset(struct bt_clock_value *clock_value) | |
53 | { | |
54 | BT_ASSERT(clock_value); | |
55 | clock_value->is_set = false; | |
56 | } | |
57 | ||
312c056a | 58 | static inline |
44c440bc | 59 | void set_ns_from_origin(struct bt_clock_value *clock_value) |
312c056a | 60 | { |
44c440bc PP |
61 | if (bt_util_ns_from_origin(clock_value->clock_class, clock_value->value_cycles, |
62 | &clock_value->ns_from_origin)) { | |
63 | clock_value->ns_from_origin_overflows = true; | |
e22b45d0 PP |
64 | } |
65 | ||
e22b45d0 PP |
66 | } |
67 | ||
68 | static inline | |
69 | void bt_clock_value_set_raw_value(struct bt_clock_value *clock_value, | |
70 | uint64_t cycles) | |
71 | { | |
72 | BT_ASSERT(clock_value); | |
44c440bc PP |
73 | clock_value->value_cycles = cycles; |
74 | set_ns_from_origin(clock_value); | |
e22b45d0 PP |
75 | bt_clock_value_set(clock_value); |
76 | } | |
77 | ||
78 | static inline | |
44c440bc | 79 | void bt_clock_value_set_value_inline(struct bt_clock_value *clock_value, |
e22b45d0 PP |
80 | uint64_t raw_value) |
81 | { | |
e22b45d0 | 82 | bt_clock_value_set_raw_value(clock_value, raw_value); |
e22b45d0 PP |
83 | } |
84 | ||
44c440bc PP |
85 | BT_HIDDEN |
86 | void bt_clock_value_destroy(struct bt_clock_value *clock_value); | |
87 | ||
88 | BT_HIDDEN | |
89 | struct bt_clock_value *bt_clock_value_new(struct bt_clock_class *clock_class); | |
312c056a PP |
90 | |
91 | BT_HIDDEN | |
92 | struct bt_clock_value *bt_clock_value_create( | |
93 | struct bt_clock_class *clock_class); | |
94 | ||
95 | BT_HIDDEN | |
96 | void bt_clock_value_recycle(struct bt_clock_value *clock_value); | |
97 | ||
98 | BT_HIDDEN | |
99 | void bt_clock_value_set_raw_value(struct bt_clock_value *clock_value, | |
100 | uint64_t cycles); | |
101 | ||
56e18c4c | 102 | #endif /* BABELTRACE_TRACE_IR_CLOCK_VALUE_INTERNAL_H */ |