xref: /linux/tools/include/nolibc/sys/timerfd.h (revision 6c9be90527207f9beca78e698dd45969813f4c0e)
1 /* SPDX-License-Identifier: LGPL-2.1 OR MIT */
2 /*
3  * timerfd definitions for NOLIBC
4  * Copyright (C) 2025 Thomas Weißschuh <thomas.weissschuh@linutronix.de>
5  */
6 
7 /* make sure to include all global symbols */
8 #include "../nolibc.h"
9 
10 #ifndef _NOLIBC_SYS_TIMERFD_H
11 #define _NOLIBC_SYS_TIMERFD_H
12 
13 #include "../sys.h"
14 #include "../time.h"
15 
16 #include <linux/timerfd.h>
17 
18 
19 static __attribute__((unused))
20 int sys_timerfd_create(int clockid, int flags)
21 {
22 	return my_syscall2(__NR_timerfd_create, clockid, flags);
23 }
24 
25 static __attribute__((unused))
26 int timerfd_create(int clockid, int flags)
27 {
28 	return __sysret(sys_timerfd_create(clockid, flags));
29 }
30 
31 
32 static __attribute__((unused))
33 int sys_timerfd_gettime(int fd, struct itimerspec *curr_value)
34 {
35 #if defined(__NR_timerfd_gettime64)
36 	return my_syscall2(__NR_timerfd_gettime64, fd, curr_value);
37 #else
38 	return my_syscall2(__NR_timerfd_gettime, fd, curr_value);
39 #endif
40 }
41 
42 static __attribute__((unused))
43 int timerfd_gettime(int fd, struct itimerspec *curr_value)
44 {
45 	return __sysret(sys_timerfd_gettime(fd, curr_value));
46 }
47 
48 
49 static __attribute__((unused))
50 int sys_timerfd_settime(int fd, int flags,
51 			const struct itimerspec *new_value, struct itimerspec *old_value)
52 {
53 #if defined(__NR_timerfd_settime64)
54 	return my_syscall4(__NR_timerfd_settime64, fd, flags, new_value, old_value);
55 #else
56 	return my_syscall4(__NR_timerfd_settime, fd, flags, new_value, old_value);
57 #endif
58 }
59 
60 static __attribute__((unused))
61 int timerfd_settime(int fd, int flags,
62 		    const struct itimerspec *new_value, struct itimerspec *old_value)
63 {
64 	return __sysret(sys_timerfd_settime(fd, flags, new_value, old_value));
65 }
66 
67 #endif /* _NOLIBC_SYS_TIMERFD_H */
68