2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
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11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
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34 * @(#)stat.h 8.12 (Berkeley) 6/16/95
41 #include <sys/cdefs.h>
42 #include <sys/_timespec.h>
43 #include <sys/_types.h>
45 #ifndef _BLKSIZE_T_DECLARED
46 typedef __blksize_t blksize_t;
47 #define _BLKSIZE_T_DECLARED
50 #ifndef _BLKCNT_T_DECLARED
51 typedef __blkcnt_t blkcnt_t;
52 #define _BLKCNT_T_DECLARED
55 #ifndef _DEV_T_DECLARED
56 typedef __dev_t dev_t;
57 #define _DEV_T_DECLARED
60 #ifndef _FFLAGS_T_DECLARED
61 typedef __fflags_t fflags_t;
62 #define _FFLAGS_T_DECLARED
65 #ifndef _GID_T_DECLARED
66 typedef __gid_t gid_t;
67 #define _GID_T_DECLARED
70 #ifndef _INO_T_DECLARED
71 typedef __ino_t ino_t;
72 #define _INO_T_DECLARED
75 #ifndef _MODE_T_DECLARED
76 typedef __mode_t mode_t;
77 #define _MODE_T_DECLARED
80 #ifndef _NLINK_T_DECLARED
81 typedef __nlink_t nlink_t;
82 #define _NLINK_T_DECLARED
85 #ifndef _OFF_T_DECLARED
86 typedef __off_t off_t;
87 #define _OFF_T_DECLARED
90 #ifndef _UID_T_DECLARED
91 typedef __uid_t uid_t;
92 #define _UID_T_DECLARED
95 #if !defined(_KERNEL) && __BSD_VISIBLE
97 * XXX We get miscellaneous namespace pollution with this.
104 __uint16_t st_dev; /* inode's device */
105 ino_t st_ino; /* inode's number */
106 mode_t st_mode; /* inode protection mode */
107 nlink_t st_nlink; /* number of hard links */
108 __uint16_t st_uid; /* user ID of the file's owner */
109 __uint16_t st_gid; /* group ID of the file's group */
110 __uint16_t st_rdev; /* device type */
111 __int32_t st_size; /* file size, in bytes */
112 struct timespec st_atim; /* time of last access */
113 struct timespec st_mtim; /* time of last data modification */
114 struct timespec st_ctim; /* time of last file status change */
115 __int32_t st_blksize; /* optimal blocksize for I/O */
116 __int32_t st_blocks; /* blocks allocated for file */
117 fflags_t st_flags; /* user defined flags for file */
118 __uint32_t st_gen; /* file generation number */
123 __dev_t st_dev; /* inode's device */
124 ino_t st_ino; /* inode's number */
125 mode_t st_mode; /* inode protection mode */
126 nlink_t st_nlink; /* number of hard links */
127 uid_t st_uid; /* user ID of the file's owner */
128 gid_t st_gid; /* group ID of the file's group */
129 __dev_t st_rdev; /* device type */
130 struct timespec st_atim; /* time of last access */
131 struct timespec st_mtim; /* time of last data modification */
132 struct timespec st_ctim; /* time of last file status change */
133 off_t st_size; /* file size, in bytes */
134 blkcnt_t st_blocks; /* blocks allocated for file */
135 blksize_t st_blksize; /* optimal blocksize for I/O */
136 fflags_t st_flags; /* user defined flags for file */
137 __uint32_t st_gen; /* file generation number */
139 struct timespec st_birthtim; /* time of file creation */
141 * Explicitly pad st_birthtim to 16 bytes so that the size of
142 * struct stat is backwards compatible. We use bitfields instead
143 * of an array of chars so that this doesn't require a C99 compiler
144 * to compile if the size of the padding is 0. We use 2 bitfields
145 * to cover up to 64 bits on 32-bit machines. We assume that
148 unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
149 unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
154 __dev_t st_dev; /* inode's device */
155 ino_t st_ino; /* inode's number */
156 __uint32_t st_mode; /* inode protection mode */
157 __uint32_t st_nlink; /* number of hard links */
158 uid_t st_uid; /* user ID of the file's owner */
159 gid_t st_gid; /* group ID of the file's group */
160 __dev_t st_rdev; /* device type */
161 struct timespec st_atim; /* time of last access */
162 struct timespec st_mtim; /* time of last data modification */
163 struct timespec st_ctim; /* time of last file status change */
164 off_t st_size; /* file size, in bytes */
165 blkcnt_t st_blocks; /* blocks allocated for file */
166 blksize_t st_blksize; /* optimal blocksize for I/O */
167 fflags_t st_flags; /* user defined flags for file */
168 __uint32_t st_gen; /* file generation number */
169 struct timespec st_birthtim; /* time of file creation */
171 * See above about the following padding.
173 unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
174 unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
179 #define st_atime st_atim.tv_sec
180 #define st_mtime st_mtim.tv_sec
181 #define st_ctime st_ctim.tv_sec
183 #define st_birthtime st_birthtim.tv_sec
186 /* For compatibility. */
188 #define st_atimespec st_atim
189 #define st_mtimespec st_mtim
190 #define st_ctimespec st_ctim
191 #define st_birthtimespec st_birthtim
193 #endif /* !_KERNEL */
195 #define S_ISUID 0004000 /* set user id on execution */
196 #define S_ISGID 0002000 /* set group id on execution */
198 #define S_ISTXT 0001000 /* sticky bit */
201 #define S_IRWXU 0000700 /* RWX mask for owner */
202 #define S_IRUSR 0000400 /* R for owner */
203 #define S_IWUSR 0000200 /* W for owner */
204 #define S_IXUSR 0000100 /* X for owner */
207 #define S_IREAD S_IRUSR
208 #define S_IWRITE S_IWUSR
209 #define S_IEXEC S_IXUSR
212 #define S_IRWXG 0000070 /* RWX mask for group */
213 #define S_IRGRP 0000040 /* R for group */
214 #define S_IWGRP 0000020 /* W for group */
215 #define S_IXGRP 0000010 /* X for group */
217 #define S_IRWXO 0000007 /* RWX mask for other */
218 #define S_IROTH 0000004 /* R for other */
219 #define S_IWOTH 0000002 /* W for other */
220 #define S_IXOTH 0000001 /* X for other */
223 #define S_IFMT 0170000 /* type of file mask */
224 #define S_IFIFO 0010000 /* named pipe (fifo) */
225 #define S_IFCHR 0020000 /* character special */
226 #define S_IFDIR 0040000 /* directory */
227 #define S_IFBLK 0060000 /* block special */
228 #define S_IFREG 0100000 /* regular */
229 #define S_IFLNK 0120000 /* symbolic link */
230 #define S_IFSOCK 0140000 /* socket */
231 #define S_ISVTX 0001000 /* save swapped text even after use */
234 #define S_IFWHT 0160000 /* whiteout */
237 #define S_ISDIR(m) (((m) & 0170000) == 0040000) /* directory */
238 #define S_ISCHR(m) (((m) & 0170000) == 0020000) /* char special */
239 #define S_ISBLK(m) (((m) & 0170000) == 0060000) /* block special */
240 #define S_ISREG(m) (((m) & 0170000) == 0100000) /* regular file */
241 #define S_ISFIFO(m) (((m) & 0170000) == 0010000) /* fifo or socket */
242 #if __POSIX_VISIBLE >= 200112
243 #define S_ISLNK(m) (((m) & 0170000) == 0120000) /* symbolic link */
244 #define S_ISSOCK(m) (((m) & 0170000) == 0140000) /* socket */
247 #define S_ISWHT(m) (((m) & 0170000) == 0160000) /* whiteout */
251 #define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 0777 */
253 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
255 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
257 #define S_BLKSIZE 512 /* block size used in the stat struct */
260 * Definitions of flags stored in file flags word.
262 * Super-user and owner changeable flags.
264 #define UF_SETTABLE 0x0000ffff /* mask of owner changeable flags */
265 #define UF_NODUMP 0x00000001 /* do not dump file */
266 #define UF_IMMUTABLE 0x00000002 /* file may not be changed */
267 #define UF_APPEND 0x00000004 /* writes to file may only append */
268 #define UF_OPAQUE 0x00000008 /* directory is opaque wrt. union */
269 #define UF_NOUNLINK 0x00000010 /* file may not be removed or renamed */
271 * These two bits are defined in MacOS X. They are not currently used in
275 #define UF_COMPRESSED 0x00000020 /* file is compressed */
276 #define UF_TRACKED 0x00000040 /* renames and deletes are tracked */
279 #define UF_SYSTEM 0x00000080 /* Windows system file bit */
280 #define UF_SPARSE 0x00000100 /* sparse file */
281 #define UF_OFFLINE 0x00000200 /* file is offline */
282 #define UF_REPARSE 0x00000400 /* Windows reparse point file bit */
283 #define UF_ARCHIVE 0x00000800 /* file needs to be archived */
284 #define UF_READONLY 0x00001000 /* Windows readonly file bit */
285 /* This is the same as the MacOS X definition of UF_HIDDEN. */
286 #define UF_HIDDEN 0x00008000 /* file is hidden */
289 * Super-user changeable flags.
291 #define SF_SETTABLE 0xffff0000 /* mask of superuser changeable flags */
292 #define SF_ARCHIVED 0x00010000 /* file is archived */
293 #define SF_IMMUTABLE 0x00020000 /* file may not be changed */
294 #define SF_APPEND 0x00040000 /* writes to file may only append */
295 #define SF_NOUNLINK 0x00100000 /* file may not be removed or renamed */
296 #define SF_SNAPSHOT 0x00200000 /* snapshot inode */
300 * Shorthand abbreviations of above.
302 #define OPAQUE (UF_OPAQUE)
303 #define APPEND (UF_APPEND | SF_APPEND)
304 #define IMMUTABLE (UF_IMMUTABLE | SF_IMMUTABLE)
305 #define NOUNLINK (UF_NOUNLINK | SF_NOUNLINK)
308 #endif /* __BSD_VISIBLE */
310 #if __POSIX_VISIBLE >= 200809
312 #define UTIME_OMIT -2
318 int chflags(const char *, unsigned long);
319 int chflagsat(int, const char *, unsigned long, int);
321 int chmod(const char *, mode_t);
323 int fchflags(int, unsigned long);
325 #if __POSIX_VISIBLE >= 200112
326 int fchmod(int, mode_t);
328 #if __POSIX_VISIBLE >= 200809
329 int fchmodat(int, const char *, mode_t, int);
330 int futimens(int fd, const struct timespec times[2]);
331 int utimensat(int fd, const char *path, const struct timespec times[2],
334 int fstat(int, struct stat *);
336 int lchflags(const char *, unsigned long);
337 int lchmod(const char *, mode_t);
339 #if __POSIX_VISIBLE >= 200112
340 int lstat(const char * __restrict, struct stat * __restrict);
342 int mkdir(const char *, mode_t);
343 int mkfifo(const char *, mode_t);
344 #if !defined(_MKNOD_DECLARED) && __XSI_VISIBLE
345 int mknod(const char *, mode_t, dev_t);
346 #define _MKNOD_DECLARED
348 int stat(const char * __restrict, struct stat * __restrict);
349 mode_t umask(mode_t);
350 #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200809
351 int fstatat(int, const char *, struct stat *, int);
352 int mkdirat(int, const char *, mode_t);
353 int mkfifoat(int, const char *, mode_t);
355 #if __BSD_VISIBLE || __XSI_VISIBLE >= 700
356 int mknodat(int, const char *, mode_t, dev_t);
359 #endif /* !_KERNEL */
361 #endif /* !_SYS_STAT_H_ */