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/* Struct stat with 64-bit time support.
   Copyright (C) 2020-2021 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#ifndef _BITS_STRUCT_STAT_TIME64_H
#define _BITS_STRUCT_STAT_TIME64_H 1

#if __TIMESIZE == 64
# define __stat64_t64 stat64
#else
# ifdef __USE_LARGEFILE64
#  include <endian.h>

/* The definition should be equal to the 'struct __timespec64' internal
   layout.  */
#  if BYTE_ORDER == BIG_ENDIAN
#   define __fieldts64(name) 					\
     __time64_t name; __int32_t :32; __int32_t name ## nsec
#  else
#   define __fieldts64(name)					\
     __time64_t name; __int32_t name ## nsec; __int32_t :32
#  endif

/* Workaround for the definition from struct_stat.h  */
#  undef st_atime
#  undef st_mtime
#  undef st_ctime

struct __stat64_t64
  {
    __dev_t st_dev;			/* Device.  */
    __ino64_t st_ino;			/* file serial number.	*/
    __mode_t st_mode;			/* File mode.  */
    __nlink_t st_nlink;			/* Link count.  */
    __uid_t st_uid;			/* User ID of the file's owner.	*/
    __gid_t st_gid;			/* Group ID of the file's group.*/
    __dev_t st_rdev;			/* Device number, if device.  */
    __off64_t st_size;			/* Size of file, in bytes.  */
    __blksize_t st_blksize;		/* Optimal block size for I/O.  */
    __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
#   ifdef __USE_XOPEN2K8
    /* Nanosecond resolution timestamps are stored in a format
       equivalent to 'struct timespec'.  This is the type used
       whenever possible but the Unix namespace rules do not allow the
       identifier 'timespec' to appear in the <sys/stat.h> header.
       Therefore we have to handle the use of this header in strictly
       standard-compliant sources special.  */
    struct __timespec64 st_atim;	/* Time of last access.  */
    struct __timespec64 st_mtim;	/* Time of last modification.  */
    struct __timespec64 st_ctim;	/* Time of last status change.  */
#    define st_atime st_atim.tv_sec	/* Backward compatibility.  */
#    define st_mtime st_mtim.tv_sec
#    define st_ctime st_ctim.tv_sec
#   else
    __fieldts64 (st_atime);
    __fieldts64 (st_mtime);
    __fieldts64 (st_ctime);
#   endif /* __USE_XOPEN2K8  */
  };

#   define _STATBUF_ST_BLKSIZE
#   define _STATBUF_ST_RDEV
#   define _STATBUF_ST_NSEC

#   undef __fieldts64

#  endif /* __USE_LARGEFILE64  */

# endif /* __TIMESIZE == 64  */

#endif /* _BITS_STRUCT_STAT_TIME64_H  */