/* Copyright (C) 1996-2014 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
. */
#if !defined _SYS_STAT_H && !defined _FCNTL_H
# error "Never include directly; use instead."
#endif
#ifndef _BITS_STAT_H
#define _BITS_STAT_H 1
/* Versions of the `struct stat' data structure. */
#define _STAT_VER_KERNEL 0
#define _STAT_VER_GLIBC2 1
#define _STAT_VER_GLIBC2_1 2
#define _STAT_VER_KERNEL64 3
#define _STAT_VER_GLIBC2_3_4 3
#define _STAT_VER_LINUX 3
#define _STAT_VER _STAT_VER_LINUX
/* Versions of the `xmknod' interface. */
#define _MKNOD_VER_LINUX 0
/* 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 header. Therefore we have to handle the use of
this header in strictly standard-compliant sources special.
Use neat tidy anonymous unions and structures when possible. */
#if defined __USE_MISC || defined __USE_XOPEN2K8
# if __GNUC_PREREQ(3,3)
# define __ST_TIME(X) \
__extension__ union { \
struct timespec st_##X##tim; \
struct { \
__time_t st_##X##time; \
unsigned long st_##X##timensec; \
}; \
}
# else
# define __ST_TIME(X) struct timespec st_##X##tim
# define st_atime st_atim.tv_sec
# define st_mtime st_mtim.tv_sec
# define st_ctime st_ctim.tv_sec
# endif
#else
# define __ST_TIME(X) \
__time_t st_##X##time; \
unsigned long st_##X##timensec
#endif
struct stat
{
__dev_t st_dev; /* Device. */
#ifdef __USE_FILE_OFFSET64
__ino64_t st_ino; /* File serial number. */
#else
__ino_t st_ino; /* File serial number. */
int __pad0; /* 64-bit st_ino. */
#endif
__dev_t st_rdev; /* Device number, if device. */
__off_t st_size; /* Size of file, in bytes. */
#ifdef __USE_FILE_OFFSET64
__blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
#else
__blkcnt_t st_blocks; /* Nr. 512-byte blocks allocated. */
int __pad1; /* 64-bit st_blocks. */
#endif
__mode_t st_mode; /* File mode. */
__uid_t st_uid; /* User ID of the file's owner. */
__gid_t st_gid; /* Group ID of the file's group.*/
__blksize_t st_blksize; /* Optimal block size for I/O. */
__nlink_t st_nlink; /* Link count. */
int __pad2; /* Real padding. */
__ST_TIME(a); /* Time of last access. */
__ST_TIME(m); /* Time of last modification. */
__ST_TIME(c); /* Time of last status change. */
long __glibc_reserved[3];
};
#ifdef __USE_LARGEFILE64
/* Note stat64 is the same shape as stat. */
struct stat64
{
__dev_t st_dev; /* Device. */
__ino64_t st_ino; /* File serial number. */
__dev_t st_rdev; /* Device number, if device. */
__off_t st_size; /* Size of file, in bytes. */
__blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
__mode_t st_mode; /* File mode. */
__uid_t st_uid; /* User ID of the file's owner. */
__gid_t st_gid; /* Group ID of the file's group.*/
__blksize_t st_blksize; /* Optimal block size for I/O. */
__nlink_t st_nlink; /* Link count. */
int __pad0; /* Real padding. */
__ST_TIME(a); /* Time of last access. */
__ST_TIME(m); /* Time of last modification. */
__ST_TIME(c); /* Time of last status change. */
long __glibc_reserved[3];
};
#endif
#undef __ST_TIME
/* Tell code we have these members. */
#define _STATBUF_ST_BLKSIZE
#define _STATBUF_ST_RDEV
#define _STATBUF_ST_NSEC
/* Encoding of the file mode. */
#define __S_IFMT 0170000 /* These bits determine file type. */
/* File types. */
#define __S_IFDIR 0040000 /* Directory. */
#define __S_IFCHR 0020000 /* Character device. */
#define __S_IFBLK 0060000 /* Block device. */
#define __S_IFREG 0100000 /* Regular file. */
#define __S_IFIFO 0010000 /* FIFO. */
#define __S_IFLNK 0120000 /* Symbolic link. */
#define __S_IFSOCK 0140000 /* Socket. */
/* POSIX.1b objects. Note that these macros always evaluate to zero. But
they do it by enforcing the correct use of the macros. */
#define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode)
#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
/* Protection bits. */
#define __S_ISUID 04000 /* Set user ID on execution. */
#define __S_ISGID 02000 /* Set group ID on execution. */
#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
#define __S_IREAD 0400 /* Read by owner. */
#define __S_IWRITE 0200 /* Write by owner. */
#define __S_IEXEC 0100 /* Execute by owner. */
#ifdef __USE_ATFILE
# define UTIME_NOW ((1l << 30) - 1l)
# define UTIME_OMIT ((1l << 30) - 2l)
#endif
#endif /* bits/stat.h */