| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| #pragma once |
| |
| #include <errno.h> |
| #include <time.h> |
| |
| typedef enum ClockChangeDirection { |
| CLOCK_CHANGE_NOOP, |
| CLOCK_CHANGE_FORWARD, |
| CLOCK_CHANGE_BACKWARD, |
| _CLOCK_CHANGE_MAX, |
| _CLOCK_CHANGE_INVALID = -EINVAL, |
| } ClockChangeDirection; |
| |
| int clock_is_localtime(const char* adjtime_path); |
| int clock_set_timezone(int *ret_minutesdelta); |
| int clock_reset_timewarp(void); |
| int clock_get_hwclock(struct tm *tm); |
| int clock_set_hwclock(const struct tm *tm); |
| int clock_apply_epoch(ClockChangeDirection *ret_attempted_change); |