mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-17 18:40:14 +00:00
120 lines
4.2 KiB
C
120 lines
4.2 KiB
C
/* Copyright (C) 1992, 1993, 1994 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#ifndef _STATBUF_H
|
|
|
|
#define _STATBUF_H 1
|
|
|
|
#include <gnu/types.h>
|
|
|
|
/* NOTE: The size of this structure (32 ints) is known in
|
|
<hurd/hurd_types.defs>, since it is used in the `io_stat' RPC. MiG
|
|
does not cope at all well with the passed C structure not being of
|
|
the expected size. There are some filler words at the end to allow
|
|
for future expansion. To increase the size of the structure used
|
|
in the RPC and retain binary compatibility, we would need to assign
|
|
a new message number. */
|
|
|
|
struct stat
|
|
{
|
|
int st_fstype; /* File system type. */
|
|
__fsid_t st_fsid; /* File system ID. */
|
|
#define st_dev st_fsid
|
|
|
|
__ino_t st_ino; /* File number. */
|
|
unsigned int st_gen; /* To detect reuse of file numbers. */
|
|
__dev_t st_rdev; /* Device if special file. */
|
|
__mode_t st_mode; /* File mode. */
|
|
__nlink_t st_nlink; /* Number of links. */
|
|
|
|
__uid_t st_uid; /* Owner. */
|
|
__gid_t st_gid; /* Owning group. */
|
|
|
|
__off_t st_size; /* Size in bytes. */
|
|
|
|
__time_t st_atime; /* Access time, seconds */
|
|
unsigned long int st_atime_usec; /* and microseconds. */
|
|
__time_t st_mtime; /* Modification time, seconds */
|
|
unsigned long int st_mtime_usec; /* and microseconds. */
|
|
__time_t st_ctime; /* Status change time, seconds */
|
|
unsigned long int st_ctime_usec; /* and microseconds. */
|
|
|
|
unsigned int st_blksize; /* Optimal size for I/O. */
|
|
|
|
#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */
|
|
|
|
unsigned int st_blocks; /* Number of 512-byte blocks allocated.
|
|
Not related to `st_blksize'. */
|
|
|
|
__uid_t st_author; /* File author. */
|
|
|
|
unsigned int st_flags; /* User-defined flags.
|
|
High 16 bits can be set only by root. */
|
|
|
|
int st_spare[11]; /* Room for future expansion. */
|
|
};
|
|
|
|
/* 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_IFLNK 0120000 /* Symbolic link. */
|
|
#define __S_IFSOCK 0140000 /* Socket. */
|
|
#define __S_IFIFO 0010000 /* FIFO. */
|
|
|
|
/* 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 00400 /* Read by owner. */
|
|
#define __S_IWRITE 00200 /* Write by owner. */
|
|
#define __S_IEXEC 00100 /* Execute by owner. */
|
|
|
|
|
|
#ifdef __USE_GNU
|
|
/* If set, there is no benefit in caching the contents of this file. */
|
|
#define S_INOCACHE 000000200000
|
|
|
|
/* If the S_IUSEUNK bit is set, then the S_IUNKNOWN bits (see below)
|
|
control access for unknown users. If S_IUSEUNK is clear, then unknown
|
|
users are treated as "others" for purposes of access control. */
|
|
#define S_IUSEUNK 000000400000
|
|
/* Mask of protection bits for unknown users (no effective IDs at all). */
|
|
#define S_IUNKNOWN 000007000000
|
|
/* Shift S_IREAD, S_IWRITE, S_IEXEC left this many bits to produce the
|
|
protection bits for unknown users. */
|
|
#define S_IUNKSHIFT 12
|
|
|
|
/* All the unused bits. */
|
|
#define S_ISPARE (~(S_IFMT|S_INOCACHE|S_IUNKNOWN|07777))
|
|
#endif
|
|
|
|
/* Default file creation mask (umask). */
|
|
#ifdef __USE_BSD
|
|
#define CMASK 0022
|
|
#endif
|
|
|
|
|
|
#endif /* statbuf.h */
|