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1 /*
2  * File: common_timers.h
3  *
4  * Keep all the common defines/checks for the timer tests here
5  */
6 
7 #ifndef __COMMON_TIMERS_H__
8 #define __COMMON_TIMERS_H__
9 
10 #define CLEANUP cleanup
11 #include "config.h"
12 #include "lapi/syscalls.h"
13 
14 #ifndef NSEC_PER_SEC
15 #define NSEC_PER_SEC (1000000000L)
16 #endif
17 clock_t clock_list[] = {
18 	CLOCK_REALTIME,
19 	CLOCK_MONOTONIC,
20 	CLOCK_PROCESS_CPUTIME_ID,
21 	CLOCK_THREAD_CPUTIME_ID,
22 #if HAVE_CLOCK_MONOTONIC_RAW
23 	CLOCK_MONOTONIC_RAW,
24 #endif
25 #if HAVE_CLOCK_REALTIME_COARSE
26 	CLOCK_REALTIME_COARSE,
27 #endif
28 #if HAVE_CLOCK_MONOTONIC_COARSE
29 	CLOCK_MONOTONIC_COARSE,
30 #endif
31 };
32 /* CLOCKS_DEFINED is the number of clock sources defined for sure */
33 #define CLOCKS_DEFINED (sizeof(clock_list) / sizeof(*clock_list))
34 /* MAX_CLOCKS is the maximum number of clock sources supported by kernel */
35 #define MAX_CLOCKS 16
36 
37 #define CLOCK_TO_STR(def_name)	\
38 	case def_name:		\
39 		return #def_name;
40 
get_clock_str(const int clock_id)41 const char *get_clock_str(const int clock_id)
42 {
43 	switch(clock_id) {
44 	CLOCK_TO_STR(CLOCK_REALTIME);
45 	CLOCK_TO_STR(CLOCK_MONOTONIC);
46 	CLOCK_TO_STR(CLOCK_PROCESS_CPUTIME_ID);
47 	CLOCK_TO_STR(CLOCK_THREAD_CPUTIME_ID);
48 #if HAVE_CLOCK_MONOTONIC_RAW
49 	CLOCK_TO_STR(CLOCK_MONOTONIC_RAW);
50 #endif
51 #if HAVE_CLOCK_REALTIME_COARSE
52 	CLOCK_TO_STR(CLOCK_REALTIME_COARSE);
53 #endif
54 #if HAVE_CLOCK_MONOTONIC_COARSE
55 	CLOCK_TO_STR(CLOCK_MONOTONIC_COARSE);
56 #endif
57 	default:
58 		return "CLOCK_!?!?!?";
59 	}
60 }
61 
62 #include "lapi/syscalls.h"
63 
64 #include <time.h>
65 #include <unistd.h>
66 
67 /* timer_t in kernel(int) is different from  Glibc definition(void*).
68  * Use the kernel definition for syscall tests
69  */
70 typedef int kernel_timer_t;
71 
72 #endif
73