linuxdebug/include/linux/time32.h

73 lines
1.8 KiB
C

#ifndef _LINUX_TIME32_H
#define _LINUX_TIME32_H
/*
* These are all interfaces based on the old time_t definition
* that overflows in 2038 on 32-bit architectures. New code
* should use the replacements based on time64_t and timespec64.
*
* Any interfaces in here that become unused as we migrate
* code to time64_t should get removed.
*/
#include <linux/time64.h>
#include <linux/timex.h>
#include <vdso/time32.h>
struct old_itimerspec32 {
struct old_timespec32 it_interval;
struct old_timespec32 it_value;
};
struct old_utimbuf32 {
old_time32_t actime;
old_time32_t modtime;
};
struct old_timex32 {
u32 modes;
s32 offset;
s32 freq;
s32 maxerror;
s32 esterror;
s32 status;
s32 constant;
s32 precision;
s32 tolerance;
struct old_timeval32 time;
s32 tick;
s32 ppsfreq;
s32 jitter;
s32 shift;
s32 stabil;
s32 jitcnt;
s32 calcnt;
s32 errcnt;
s32 stbcnt;
s32 tai;
s32:32; s32:32; s32:32; s32:32;
s32:32; s32:32; s32:32; s32:32;
s32:32; s32:32; s32:32;
};
extern int get_old_timespec32(struct timespec64 *, const void __user *);
extern int put_old_timespec32(const struct timespec64 *, void __user *);
extern int get_old_itimerspec32(struct itimerspec64 *its,
const struct old_itimerspec32 __user *uits);
extern int put_old_itimerspec32(const struct itimerspec64 *its,
struct old_itimerspec32 __user *uits);
struct __kernel_timex;
int get_old_timex32(struct __kernel_timex *, const struct old_timex32 __user *);
int put_old_timex32(struct old_timex32 __user *, const struct __kernel_timex *);
/**
* ns_to_kernel_old_timeval - Convert nanoseconds to timeval
* @nsec: the nanoseconds value to be converted
*
* Returns the timeval representation of the nsec parameter.
*/
extern struct __kernel_old_timeval ns_to_kernel_old_timeval(s64 nsec);
#endif