1 /* SPDX-License-Identifier: LGPL-2.1 OR MIT */ 2 /* 3 * time definitions for NOLIBC 4 * Copyright (C) 2017-2021 Willy Tarreau <w@1wt.eu> 5 */ 6 7 /* make sure to include all global symbols */ 8 #include "../nolibc.h" 9 10 #ifndef _NOLIBC_SYS_TIME_H 11 #define _NOLIBC_SYS_TIME_H 12 13 #include "../arch.h" 14 #include "../sys.h" 15 16 static int sys_clock_gettime(clockid_t clockid, struct timespec *tp); 17 18 /* 19 * int gettimeofday(struct timeval *tv, struct timezone *tz); 20 */ 21 22 static __attribute__((unused)) 23 int sys_gettimeofday(struct timeval *tv, struct timezone *tz) 24 { 25 (void) tz; /* Non-NULL tz is undefined behaviour */ 26 27 struct timespec tp; 28 int ret; 29 30 ret = sys_clock_gettime(CLOCK_REALTIME, &tp); 31 if (!ret && tv) { 32 tv->tv_sec = tp.tv_sec; 33 tv->tv_usec = (uint32_t)tp.tv_nsec / 1000; 34 } 35 36 return ret; 37 } 38 39 static __attribute__((unused)) 40 int gettimeofday(struct timeval *tv, struct timezone *tz) 41 { 42 return __sysret(sys_gettimeofday(tv, tz)); 43 } 44 45 #endif /* _NOLIBC_SYS_TIME_H */ 46