1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1
2 #ifndef _UAPI_LINUX_TIME_H
3 #define _UAPI_LINUX_TIME_H
4
5 #include <linux/types.h>
6 #include <linux/time_types.h>
7
8 #ifndef __KERNEL__
9 #ifndef _STRUCT_TIMESPEC
10 #define _STRUCT_TIMESPEC
11 struct timespec {
12 __kernel_old_time_t tv_sec;
13 long tv_nsec;
14 };
15 #endif
16
17 struct timeval {
18 __kernel_old_time_t tv_sec;
19 __kernel_suseconds_t tv_usec;
20 };
21
22 struct itimerspec {
23 struct timespec it_interval;/* timer p
24 struct timespec it_value; /* tim
25 };
26
27 struct itimerval {
28 struct timeval it_interval;/* timer in
29 struct timeval it_value; /* cur
30 };
31 #endif
32
33 struct timezone {
34 int tz_minuteswest; /* minutes wes
35 int tz_dsttime; /* type of dst
36 };
37
38 /*
39 * Names of the interval timers, and structure
40 * defining a timer setting:
41 */
42 #define ITIMER_REAL 0
43 #define ITIMER_VIRTUAL 1
44 #define ITIMER_PROF 2
45
46 /*
47 * The IDs of the various system clocks (for P
48 */
49 #define CLOCK_REALTIME 0
50 #define CLOCK_MONOTONIC 1
51 #define CLOCK_PROCESS_CPUTIME_ID 2
52 #define CLOCK_THREAD_CPUTIME_ID 3
53 #define CLOCK_MONOTONIC_RAW 4
54 #define CLOCK_REALTIME_COARSE 5
55 #define CLOCK_MONOTONIC_COARSE 6
56 #define CLOCK_BOOTTIME 7
57 #define CLOCK_REALTIME_ALARM 8
58 #define CLOCK_BOOTTIME_ALARM 9
59 /*
60 * The driver implementing this got removed. T
61 * place holder. Do not reuse!
62 */
63 #define CLOCK_SGI_CYCLE 10
64 #define CLOCK_TAI 11
65
66 #define MAX_CLOCKS 16
67 #define CLOCKS_MASK (CLOCK
68 #define CLOCKS_MONO CLOCK_
69
70 /*
71 * The various flags for setting POSIX.1b inte
72 */
73 #define TIMER_ABSTIME 0x01
74
75 #endif /* _UAPI_LINUX_TIME_H */
76
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