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- /* 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 */
-