1 /* Copyright (C) 1992-1994,1996,1997,1999,2000,2005,2010
2 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
20 #if !defined _SYS_STAT_H && !defined _FCNTL_H
21 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
25 #define _BITS_STAT_H 1
27 #include <bits/types.h>
29 /* NOTE: The size of this structure (32 ints) is known in
30 <hurd/hurd_types.defs>, since it is used in the `io_stat' RPC. MiG
31 does not cope at all well with the passed C structure not being of
32 the expected size. There are some filler words at the end to allow
33 for future expansion. To increase the size of the structure used
34 in the RPC and retain binary compatibility, we would need to assign
35 a new message number. */
39 int st_fstype; /* File system type. */
40 __fsid_t st_fsid; /* File system ID. */
41 #define st_dev st_fsid
43 #ifndef __USE_FILE_OFFSET64
44 __ino_t st_ino; /* File number. */
46 __ino64_t st_ino; /* File number. */
48 unsigned int st_gen; /* To detect reuse of file numbers. */
49 __dev_t st_rdev; /* Device if special file. */
50 __mode_t st_mode; /* File mode. */
51 __nlink_t st_nlink; /* Number of links. */
53 __uid_t st_uid; /* Owner. */
54 __gid_t st_gid; /* Owning group. */
56 #ifndef __USE_FILE_OFFSET64
57 __off_t st_size; /* Size in bytes. */
59 __off64_t st_size; /* Size in bytes. */
62 __time_t st_atime; /* Access time, seconds */
63 unsigned long int st_atime_usec; /* and microseconds. */
64 __time_t st_mtime; /* Modification time, seconds */
65 unsigned long int st_mtime_usec; /* and microseconds. */
66 __time_t st_ctime; /* Status change time, seconds */
67 unsigned long int st_ctime_usec; /* and microseconds. */
69 __blksize_t st_blksize; /* Optimal size for I/O. */
71 #ifndef __USE_FILE_OFFSET64
72 __blkcnt_t st_blocks; /* Number of 512-byte blocks allocated.
73 Not related to `st_blksize'. */
75 __blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated.
76 Not related to `st_blksize'. */
79 __uid_t st_author; /* File author. */
81 unsigned int st_flags; /* User-defined flags.
82 High 16 bits can be set only by root. */
84 #ifndef __USE_FILE_OFFSET64
85 # define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 12 : 11)
87 # define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 9 : 8)
89 int st_spare[_SPARE_SIZE]; /* Room for future expansion. */
93 #ifdef __USE_LARGEFILE64
96 int st_fstype; /* File system type. */
97 __fsid_t st_fsid; /* File system ID. */
98 # define st_dev st_fsid
100 __ino64_t st_ino; /* File number. */
101 unsigned int st_gen; /* To detect reuse of file numbers. */
102 __dev_t st_rdev; /* Device if special file. */
103 __mode_t st_mode; /* File mode. */
104 __nlink_t st_nlink; /* Number of links. */
106 __uid_t st_uid; /* Owner. */
107 __gid_t st_gid; /* Owning group. */
109 __off64_t st_size; /* Size in bytes. */
111 __time_t st_atime; /* Access time, seconds */
112 unsigned long int st_atime_usec; /* and microseconds. */
113 __time_t st_mtime; /* Modification time, seconds */
114 unsigned long int st_mtime_usec; /* and microseconds. */
115 __time_t st_ctime; /* Status change time, seconds */
116 unsigned long int st_ctime_usec; /* and microseconds. */
118 __blksize_t st_blksize; /* Optimal size for I/O. */
120 __blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated.
121 Not related to `st_blksize'. */
123 __uid_t st_author; /* File author. */
125 unsigned int st_flags; /* User-defined flags.
126 High 16 bits can be set only by root. */
128 #define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 9 : 8)
129 int st_spare[_SPARE_SIZE]; /* Room for future expansion. */
134 #define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */
136 /* Encoding of the file mode. */
138 #define __S_IFMT 0170000 /* These bits determine file type. */
141 #define __S_IFDIR 0040000 /* Directory. */
142 #define __S_IFCHR 0020000 /* Character device. */
143 #define __S_IFBLK 0060000 /* Block device. */
144 #define __S_IFREG 0100000 /* Regular file. */
145 #define __S_IFLNK 0120000 /* Symbolic link. */
146 #define __S_IFSOCK 0140000 /* Socket. */
147 #define __S_IFIFO 0010000 /* FIFO. */
149 /* POSIX.1b objects. */
150 #define __S_TYPEISMQ(buf) (0)
151 #define __S_TYPEISSEM(buf) (0)
152 #define __S_TYPEISSHM(buf) (0)
154 /* Protection bits. */
156 #define __S_ISUID 04000 /* Set user ID on execution. */
157 #define __S_ISGID 02000 /* Set group ID on execution. */
158 #define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
159 #define __S_IREAD 00400 /* Read by owner. */
160 #define __S_IWRITE 00200 /* Write by owner. */
161 #define __S_IEXEC 00100 /* Execute by owner. */
165 /* If set, there is no benefit in caching the contents of this file. */
166 #define S_INOCACHE 000000200000
168 /* If the S_IUSEUNK bit is set, then the S_IUNKNOWN bits (see below)
169 control access for unknown users. If S_IUSEUNK is clear, then unknown
170 users are treated as "others" for purposes of access control. */
171 #define S_IUSEUNK 000000400000
172 /* Mask of protection bits for unknown users (no effective IDs at all). */
173 #define S_IUNKNOWN 000007000000
174 /* Shift S_IREAD, S_IWRITE, S_IEXEC left this many bits to produce the
175 protection bits for unknown users. */
176 #define S_IUNKSHIFT 12
178 /* Read only bits: */
180 /* There is a passive translator set for this file */
181 #define S_IPTRANS 000010000000
182 /* There is an active translator running on this file */
183 #define S_IATRANS 000020000000
184 /* This is the root of a filesystem (or single node translator) */
185 #define S_IROOT 000040000000
186 /* All the bits relevant to translators */
187 #define S_ITRANS 000070000000
189 /* Definitely no mmaps to this. */
190 #define S_IMMAP0 000100000000
192 /* ALL the unused bits. */
193 #define S_ISPARE (~(S_IFMT|S_ITRANS|S_INOCACHE|S_IMMAP0| \
194 S_IUSEUNK|S_IUNKNOWN|07777))
197 /* Default file creation mask (umask). */
202 #endif /* bits/stat.h */