#ifndef _SYS_TIMEX_H
#define _SYS_TIMEX_H

#ifdef __cplusplus
extern "C" {
#endif

#include <abi-bits/clockid_t.h>
#include <bits/posix/timeval.h>

struct timex {
	int modes;
	long offset;
	long freq;
	long maxerror;
	long esterror;
	int status;
	long constant;
	long precision;
	long tolerance;
	struct timeval time;
	long tick;
	long ppsfreq;
	long jitter;
	int shift;
	long stabil;
	long jitcnt;
	long calcnt;
	long errcnt;
	long stbcnt;
	int tai;
	int __padding[11];
};

#define ADJ_OFFSET 0x0001
#define ADJ_FREQUENCY 0x0002
#define ADJ_MAXERROR 0x0004
#define ADJ_ESTERROR 0x0008
#define ADJ_STATUS 0x0010
#define ADJ_TIMECONST 0x0020
#define ADJ_TAI 0x0080
#define ADJ_SETOFFSET 0x0100
#define ADJ_MICRO 0x1000
#define ADJ_NANO 0x2000
#define ADJ_TICK 0x4000
#define ADJ_OFFSET_SINGLESHOT 0x8001
#define ADJ_OFFSET_SS_READ 0xa001

#define STA_PLL 0x0001
#define STA_PPSFREQ 0x0002
#define STA_PPSTIME 0x0004
#define STA_FLL 0x0008
#define STA_INS 0x0010
#define STA_DEL 0x0020
#define STA_UNSYNC 0x0040
#define STA_FREQHOLD 0x0080
#define STA_PPSSIGNAL 0x0100
#define STA_PPSJITTER 0x0200
#define STA_PPSWANDER 0x0400
#define STA_PPSERROR 0x0800
#define STA_CLOCKERR 0x1000
#define STA_NANO 0x2000
#define STA_MODE 0x4000
#define STA_CLK 0x8000

int adjtimex(struct timex *);
int clock_adjtime(clockid_t clk_id, struct timex *buf);
int ntp_adjtime(struct timex *);

#ifdef __cplusplus
}
#endif

#endif // _SYS_TIMEX_H
