Commit | Line | Data |
---|---|---|
d0b96690 | 1 | /* |
ab5be9fa MJ |
2 | * Copyright (C) 2010 Pierre-Marc Fournier |
3 | * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
d0b96690 | 4 | * |
ab5be9fa | 5 | * SPDX-License-Identifier: GPL-2.0-only |
d0b96690 | 6 | * |
d0b96690 DG |
7 | */ |
8 | ||
9 | #ifndef _UST_CLOCK_H | |
10 | #define _UST_CLOCK_H | |
11 | ||
389fbf04 | 12 | #include <common/compat/time.h> |
d0b96690 DG |
13 | #include <sys/time.h> |
14 | #include <stdint.h> | |
15 | #include <stddef.h> | |
16 | #include <stdio.h> | |
fc0bb9fa MD |
17 | #include <urcu/system.h> |
18 | #include <urcu/arch.h> | |
19 | #include <lttng/ust-clock.h> | |
d0b96690 | 20 | |
c70636a7 | 21 | #include <common/uuid.h> |
d0b96690 | 22 | |
d0b96690 | 23 | static __inline__ |
97f3d71c | 24 | uint64_t trace_clock_read64(void) |
d0b96690 | 25 | { |
97f3d71c MD |
26 | uint64_t clock_value = 0; |
27 | lttng_ust_clock_read64_function read64_cb; | |
d0b96690 | 28 | |
97f3d71c MD |
29 | if (lttng_ust_trace_clock_get_read64_cb(&read64_cb)) { |
30 | goto end; | |
1cf9656c | 31 | } |
d0b96690 | 32 | |
97f3d71c MD |
33 | clock_value = read64_cb(); |
34 | end: | |
35 | return clock_value; | |
d0b96690 DG |
36 | } |
37 | ||
38 | static __inline__ | |
97f3d71c | 39 | uint64_t trace_clock_freq(void) |
d0b96690 | 40 | { |
97f3d71c MD |
41 | uint64_t frequency = 0; |
42 | lttng_ust_clock_freq_function get_freq_cb; | |
43 | ||
44 | if (lttng_ust_trace_clock_get_freq_cb(&get_freq_cb)) { | |
d0b96690 DG |
45 | goto end; |
46 | } | |
fc0bb9fa | 47 | |
97f3d71c MD |
48 | frequency = get_freq_cb(); |
49 | end: | |
50 | return frequency; | |
fc0bb9fa MD |
51 | } |
52 | ||
53 | static __inline__ | |
97f3d71c | 54 | int trace_clock_uuid(char *uuid) |
fc0bb9fa | 55 | { |
97f3d71c MD |
56 | int ret; |
57 | lttng_ust_clock_uuid_function get_uuid_cb; | |
fc0bb9fa | 58 | |
97f3d71c MD |
59 | if (lttng_ust_trace_clock_get_uuid_cb(&get_uuid_cb)) { |
60 | ret = -EINVAL; | |
61 | goto end; | |
fc0bb9fa | 62 | } |
fc0bb9fa | 63 | |
97f3d71c MD |
64 | ret = get_uuid_cb(uuid); |
65 | end: | |
66 | return ret; | |
fc0bb9fa | 67 | |
fc0bb9fa MD |
68 | } |
69 | ||
70 | static __inline__ | |
71 | const char *trace_clock_name(void) | |
72 | { | |
97f3d71c MD |
73 | const char *name; |
74 | lttng_ust_clock_name_function get_name_cb; | |
fc0bb9fa | 75 | |
97f3d71c MD |
76 | if (lttng_ust_trace_clock_get_name_cb(&get_name_cb)) { |
77 | name = NULL; | |
78 | goto end; | |
fc0bb9fa | 79 | } |
97f3d71c MD |
80 | |
81 | name = get_name_cb(); | |
82 | end: | |
83 | return name; | |
fc0bb9fa MD |
84 | } |
85 | ||
86 | static __inline__ | |
87 | const char *trace_clock_description(void) | |
88 | { | |
97f3d71c MD |
89 | const char *description; |
90 | lttng_ust_clock_description_function get_description_cb; | |
fc0bb9fa | 91 | |
97f3d71c MD |
92 | if (lttng_ust_trace_clock_get_description_cb(&get_description_cb)) { |
93 | description = NULL; | |
94 | goto end; | |
fc0bb9fa | 95 | } |
97f3d71c MD |
96 | |
97 | description = get_description_cb(); | |
98 | end: | |
99 | return description; | |
fc0bb9fa MD |
100 | } |
101 | ||
d0b96690 | 102 | #endif /* _UST_CLOCK_H */ |