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197 lines
6.6 KiB
C
197 lines
6.6 KiB
C
/* Copyright (C) 1992,93,94,96,97,99,2000,2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _SYS_STAT_H
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# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
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#endif
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#include <bits/types.h>
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/* NOTE: The size of this structure (32 ints) is known in
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<hurd/hurd_types.defs>, since it is used in the `io_stat' RPC. MiG
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does not cope at all well with the passed C structure not being of
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the expected size. There are some filler words at the end to allow
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for future expansion. To increase the size of the structure used
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in the RPC and retain binary compatibility, we would need to assign
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a new message number. */
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struct stat
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{
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int st_fstype; /* File system type. */
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__fsid_t st_fsid; /* File system ID. */
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#define st_dev st_fsid
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#ifndef __USE_FILE_OFFSET64
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__ino_t st_ino; /* File number. */
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#else
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__ino64_t st_ino; /* File number. */
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#endif
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unsigned int st_gen; /* To detect reuse of file numbers. */
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__dev_t st_rdev; /* Device if special file. */
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__mode_t st_mode; /* File mode. */
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__nlink_t st_nlink; /* Number of links. */
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__uid_t st_uid; /* Owner. */
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__gid_t st_gid; /* Owning group. */
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#ifndef __USE_FILE_OFFSET64
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__off_t st_size; /* Size in bytes. */
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#else
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__off64_t st_size; /* Size in bytes. */
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#endif
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__time_t st_atime; /* Access time, seconds */
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unsigned long int st_atime_usec; /* and microseconds. */
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__time_t st_mtime; /* Modification time, seconds */
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unsigned long int st_mtime_usec; /* and microseconds. */
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__time_t st_ctime; /* Status change time, seconds */
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unsigned long int st_ctime_usec; /* and microseconds. */
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__blksize_t st_blksize; /* Optimal size for I/O. */
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#ifndef __USE_FILE_OFFSET64
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__blkcnt_t st_blocks; /* Number of 512-byte blocks allocated.
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Not related to `st_blksize'. */
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#else
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__blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated.
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Not related to `st_blksize'. */
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#endif
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__uid_t st_author; /* File author. */
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unsigned int st_flags; /* User-defined flags.
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High 16 bits can be set only by root. */
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#ifndef __USE_FILE_OFFSET64
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# define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 12 : 11)
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#else
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# define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 9 : 8)
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#endif
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int st_spare[_SPARE_SIZE]; /* Room for future expansion. */
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#undef _SPARE_SIZE
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};
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#ifdef __USE_LARGEFILE64
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struct stat64
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{
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int st_fstype; /* File system type. */
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__fsid_t st_fsid; /* File system ID. */
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# define st_dev st_fsid
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__ino64_t st_ino; /* File number. */
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unsigned int st_gen; /* To detect reuse of file numbers. */
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__dev_t st_rdev; /* Device if special file. */
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__mode_t st_mode; /* File mode. */
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__nlink_t st_nlink; /* Number of links. */
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__uid_t st_uid; /* Owner. */
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__gid_t st_gid; /* Owning group. */
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__off64_t st_size; /* Size in bytes. */
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__time_t st_atime; /* Access time, seconds */
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unsigned long int st_atime_usec; /* and microseconds. */
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__time_t st_mtime; /* Modification time, seconds */
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unsigned long int st_mtime_usec; /* and microseconds. */
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__time_t st_ctime; /* Status change time, seconds */
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unsigned long int st_ctime_usec; /* and microseconds. */
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__blksize_t st_blksize; /* Optimal size for I/O. */
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__blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated.
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Not related to `st_blksize'. */
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__uid_t st_author; /* File author. */
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unsigned int st_flags; /* User-defined flags.
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High 16 bits can be set only by root. */
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#define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 9 : 8)
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int st_spare[_SPARE_SIZE]; /* Room for future expansion. */
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#undef _SPARE_SIZE
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};
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#endif
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#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */
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/* Encoding of the file mode. */
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#define __S_IFMT 0170000 /* These bits determine file type. */
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/* File types. */
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#define __S_IFDIR 0040000 /* Directory. */
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#define __S_IFCHR 0020000 /* Character device. */
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#define __S_IFBLK 0060000 /* Block device. */
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#define __S_IFREG 0100000 /* Regular file. */
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#define __S_IFLNK 0120000 /* Symbolic link. */
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#define __S_IFSOCK 0140000 /* Socket. */
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#define __S_IFIFO 0010000 /* FIFO. */
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/* POSIX.1b objects. */
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#define __S_TYPEISMQ(buf) (0)
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#define __S_TYPEISSEM(buf) (0)
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#define __S_TYPEISSHM(buf) (0)
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/* Protection bits. */
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#define __S_ISUID 04000 /* Set user ID on execution. */
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#define __S_ISGID 02000 /* Set group ID on execution. */
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#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
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#define __S_IREAD 00400 /* Read by owner. */
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#define __S_IWRITE 00200 /* Write by owner. */
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#define __S_IEXEC 00100 /* Execute by owner. */
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#ifdef __USE_GNU
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/* If set, there is no benefit in caching the contents of this file. */
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#define S_INOCACHE 000000200000
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/* If the S_IUSEUNK bit is set, then the S_IUNKNOWN bits (see below)
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control access for unknown users. If S_IUSEUNK is clear, then unknown
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users are treated as "others" for purposes of access control. */
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#define S_IUSEUNK 000000400000
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/* Mask of protection bits for unknown users (no effective IDs at all). */
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#define S_IUNKNOWN 000007000000
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/* Shift S_IREAD, S_IWRITE, S_IEXEC left this many bits to produce the
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protection bits for unknown users. */
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#define S_IUNKSHIFT 12
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/* Read only bits: */
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/* There is a passive translator set for this file */
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#define S_IPTRANS 000010000000
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/* There is an active translator running on this file */
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#define S_IATRANS 000020000000
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/* This is the root of a filesystem (or single node translator) */
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#define S_IROOT 000040000000
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/* All the bits relevant to translators */
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#define S_ITRANS 000070000000
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/* Definitely no mmaps to this. */
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#define S_IMMAP0 000100000000
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/* ALL the unused bits. */
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#define S_ISPARE (~(S_IFMT|S_ITRANS|S_INOCACHE|S_IMMAP0| \
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S_IUSEUNK|S_IUNKNOWN|07777))
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#endif
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/* Default file creation mask (umask). */
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#ifdef __USE_BSD
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#define CMASK 0022
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#endif
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