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))
sys_timerfd_create(int clockid,int flags)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))
timerfd_create(int clockid,int flags)26 int timerfd_create(int clockid, int flags)
27 {
28 return __sysret(sys_timerfd_create(clockid, flags));
29 }
30
31
32 static __attribute__((unused))
sys_timerfd_gettime(int fd,struct itimerspec * curr_value)33 int sys_timerfd_gettime(int fd, struct itimerspec *curr_value)
34 {
35 #if defined(__NR_timerfd_gettime64)
36 __nolibc_assert_time64_type(curr_value->it_value.tv_sec);
37 return my_syscall2(__NR_timerfd_gettime64, fd, curr_value);
38 #else
39 __nolibc_assert_native_time64();
40 return my_syscall2(__NR_timerfd_gettime, fd, curr_value);
41 #endif
42 }
43
44 static __attribute__((unused))
timerfd_gettime(int fd,struct itimerspec * curr_value)45 int timerfd_gettime(int fd, struct itimerspec *curr_value)
46 {
47 return __sysret(sys_timerfd_gettime(fd, curr_value));
48 }
49
50
51 static __attribute__((unused))
sys_timerfd_settime(int fd,int flags,const struct itimerspec * new_value,struct itimerspec * old_value)52 int sys_timerfd_settime(int fd, int flags,
53 const struct itimerspec *new_value, struct itimerspec *old_value)
54 {
55 #if defined(__NR_timerfd_settime64)
56 __nolibc_assert_time64_type(new_value->it_value.tv_sec);
57 return my_syscall4(__NR_timerfd_settime64, fd, flags, new_value, old_value);
58 #else
59 __nolibc_assert_native_time64();
60 return my_syscall4(__NR_timerfd_settime, fd, flags, new_value, old_value);
61 #endif
62 }
63
64 static __attribute__((unused))
timerfd_settime(int fd,int flags,const struct itimerspec * new_value,struct itimerspec * old_value)65 int timerfd_settime(int fd, int flags,
66 const struct itimerspec *new_value, struct itimerspec *old_value)
67 {
68 return __sysret(sys_timerfd_settime(fd, flags, new_value, old_value));
69 }
70
71 #endif /* _NOLIBC_SYS_TIMERFD_H */
72