#ifndef _LINUX_COMPAT_H
#define _LINUX_COMPAT_H
/*
 * These are the type definitions for the architecture specific
 * syscall compatibility layer.
 */
#include <linux/config.h>

#ifdef CONFIG_COMPAT

#include <linux/stat.h>
#include <linux/param.h>	/* for HZ */
#include <linux/fcntl.h>	/* for struct flock */
#include <asm/compat.h>

#define compat_jiffies_to_clock_t(x)	\
		(((unsigned long)(x) * COMPAT_USER_HZ) / HZ)

struct compat_utimbuf {
	compat_time_t		actime;
	compat_time_t		modtime;
};

struct compat_itimerval {
	struct compat_timeval	it_interval;
	struct compat_timeval	it_value;
};

struct compat_tms {
	compat_clock_t		tms_utime;
	compat_clock_t		tms_stime;
	compat_clock_t		tms_cutime;
	compat_clock_t		tms_cstime;
};

#define _COMPAT_NSIG_WORDS	(_COMPAT_NSIG / _COMPAT_NSIG_BPW)

typedef struct {
	compat_sigset_word	sig[_COMPAT_NSIG_WORDS];
} compat_sigset_t;

extern int cp_compat_stat(struct kstat *, struct compat_stat *);
extern int get_compat_flock(struct flock *, struct compat_flock *);
extern int put_compat_flock(struct flock *, struct compat_flock *);
extern int get_compat_timespec(struct timespec *, struct compat_timespec *);
extern int put_compat_timespec(struct timespec *, struct compat_timespec *);

#endif /* CONFIG_COMPAT */
#endif /* _LINUX_COMPAT_H */