1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1982, 1986, 1989, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 * (c) UNIX System Laboratories, Inc.
7 * All or some portions of this file are derived from material licensed
8 * to the University of California by American Telephone and Telegraph
9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10 * the permission of UNIX System Laboratories, Inc.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37#ifndef _SYS_STAT_H_
38#define	_SYS_STAT_H_
39
40#include <sys/cdefs.h>
41#include <sys/_timespec.h>
42#include <sys/_types.h>
43
44#ifndef _BLKSIZE_T_DECLARED
45typedef	__blksize_t	blksize_t;
46#define	_BLKSIZE_T_DECLARED
47#endif
48
49#ifndef _BLKCNT_T_DECLARED
50typedef	__blkcnt_t	blkcnt_t;
51#define	_BLKCNT_T_DECLARED
52#endif
53
54#ifndef _DEV_T_DECLARED
55typedef	__dev_t		dev_t;
56#define	_DEV_T_DECLARED
57#endif
58
59#ifndef _FFLAGS_T_DECLARED
60typedef	__fflags_t	fflags_t;
61#define	_FFLAGS_T_DECLARED
62#endif
63
64#ifndef _GID_T_DECLARED
65typedef	__gid_t		gid_t;
66#define	_GID_T_DECLARED
67#endif
68
69#ifndef _INO_T_DECLARED
70typedef	__ino_t		ino_t;
71#define	_INO_T_DECLARED
72#endif
73
74#ifndef _MODE_T_DECLARED
75typedef	__mode_t	mode_t;
76#define	_MODE_T_DECLARED
77#endif
78
79#ifndef _NLINK_T_DECLARED
80typedef	__nlink_t	nlink_t;
81#define	_NLINK_T_DECLARED
82#endif
83
84#ifndef _OFF_T_DECLARED
85typedef	__off_t		off_t;
86#define	_OFF_T_DECLARED
87#endif
88
89#ifndef _UID_T_DECLARED
90typedef	__uid_t		uid_t;
91#define	_UID_T_DECLARED
92#endif
93
94#if !defined(_KERNEL) && __BSD_VISIBLE
95/*
96 * XXX We get miscellaneous namespace pollution with this.
97 */
98#include <sys/time.h>
99#endif
100
101#ifdef _KERNEL
102struct ostat {
103	__uint16_t st_dev;		/* inode's device */
104	__uint32_t st_ino;		/* inode's number */
105	mode_t	  st_mode;		/* inode protection mode */
106	__uint16_t st_nlink;		/* number of hard links */
107	__uint16_t st_uid;		/* user ID of the file's owner */
108	__uint16_t st_gid;		/* group ID of the file's group */
109	__uint16_t st_rdev;		/* device type */
110	__int32_t st_size;		/* file size, in bytes */
111	struct	timespec st_atim;	/* time of last access */
112	struct	timespec st_mtim;	/* time of last data modification */
113	struct	timespec st_ctim;	/* time of last file status change */
114	__int32_t st_blksize;		/* optimal blocksize for I/O */
115	__int32_t st_blocks;		/* blocks allocated for file */
116	fflags_t  st_flags;		/* user defined flags for file */
117	__uint32_t st_gen;		/* file generation number */
118};
119#endif
120
121#if defined(_WANT_FREEBSD11_STAT) || defined(_KERNEL)
122struct freebsd11_stat {
123	__uint32_t st_dev;		/* inode's device */
124	__uint32_t st_ino;		/* inode's number */
125	mode_t	  st_mode;		/* inode protection mode */
126	__uint16_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	__uint32_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 */
138	__int32_t st_lspare;
139	struct timespec st_birthtim;	/* time of file creation */
140	/*
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
146	 * CHAR_BIT is 8...
147	 */
148	unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
149	unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
150};
151#endif /* _WANT_FREEBSD11_STAT || _KERNEL */
152
153#if defined(__i386__)
154#define	__STAT_TIME_T_EXT	1
155#endif
156
157struct stat {
158	dev_t     st_dev;		/* inode's device */
159	ino_t	  st_ino;		/* inode's number */
160	nlink_t	  st_nlink;		/* number of hard links */
161	mode_t	  st_mode;		/* inode protection mode */
162	__int16_t st_padding0;
163	uid_t	  st_uid;		/* user ID of the file's owner */
164	gid_t	  st_gid;		/* group ID of the file's group */
165	__int32_t st_padding1;
166	dev_t     st_rdev;		/* device type */
167#ifdef	__STAT_TIME_T_EXT
168	__int32_t st_atim_ext;
169#endif
170	struct	timespec st_atim;	/* time of last access */
171#ifdef	__STAT_TIME_T_EXT
172	__int32_t st_mtim_ext;
173#endif
174	struct	timespec st_mtim;	/* time of last data modification */
175#ifdef	__STAT_TIME_T_EXT
176	__int32_t st_ctim_ext;
177#endif
178	struct	timespec st_ctim;	/* time of last file status change */
179#ifdef	__STAT_TIME_T_EXT
180	__int32_t st_btim_ext;
181#endif
182	struct	timespec st_birthtim;	/* time of file creation */
183	off_t	  st_size;		/* file size, in bytes */
184	blkcnt_t st_blocks;		/* blocks allocated for file */
185	blksize_t st_blksize;		/* optimal blocksize for I/O */
186	fflags_t  st_flags;		/* user defined flags for file */
187	__uint64_t st_gen;		/* file generation number */
188	__uint64_t st_spare[10];
189};
190
191#ifdef _KERNEL
192struct nstat {
193	__uint32_t st_dev;		/* inode's device */
194	__uint32_t st_ino;		/* inode's number */
195	__uint32_t st_mode;		/* inode protection mode */
196	__uint32_t st_nlink;		/* number of hard links */
197	uid_t	  st_uid;		/* user ID of the file's owner */
198	gid_t	  st_gid;		/* group ID of the file's group */
199	__uint32_t st_rdev;		/* device type */
200	struct	timespec st_atim;	/* time of last access */
201	struct	timespec st_mtim;	/* time of last data modification */
202	struct	timespec st_ctim;	/* time of last file status change */
203	off_t	  st_size;		/* file size, in bytes */
204	blkcnt_t st_blocks;		/* blocks allocated for file */
205	blksize_t st_blksize;		/* optimal blocksize for I/O */
206	fflags_t  st_flags;		/* user defined flags for file */
207	__uint32_t st_gen;		/* file generation number */
208	struct timespec st_birthtim;	/* time of file creation */
209	/*
210	 * See comment in the definition of struct freebsd11_stat
211	 * above about the following padding.
212	 */
213	unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
214	unsigned int :(8 / 2) * (16 - (int)sizeof(struct timespec));
215};
216#endif
217
218#ifndef _KERNEL
219#define	st_atime		st_atim.tv_sec
220#define	st_mtime		st_mtim.tv_sec
221#define	st_ctime		st_ctim.tv_sec
222#if __BSD_VISIBLE
223#define	st_birthtime		st_birthtim.tv_sec
224#define	st_atimensec		st_atim.tv_nsec
225#define	st_mtimensec		st_mtim.tv_nsec
226#define	st_ctimensec		st_ctim.tv_nsec
227#define	st_birthtimensec	st_birthtim.tv_nsec
228#endif
229
230/* For compatibility. */
231#if __BSD_VISIBLE
232#define	st_atimespec		st_atim
233#define	st_mtimespec		st_mtim
234#define	st_ctimespec		st_ctim
235#define	st_birthtimespec	st_birthtim
236#endif
237#endif /* !_KERNEL */
238
239#define	S_ISUID	0004000			/* set user id on execution */
240#define	S_ISGID	0002000			/* set group id on execution */
241#if __BSD_VISIBLE
242#define	S_ISTXT	0001000			/* sticky bit */
243#endif
244
245#define	S_IRWXU	0000700			/* RWX mask for owner */
246#define	S_IRUSR	0000400			/* R for owner */
247#define	S_IWUSR	0000200			/* W for owner */
248#define	S_IXUSR	0000100			/* X for owner */
249
250#if __BSD_VISIBLE
251#define	S_IREAD		S_IRUSR
252#define	S_IWRITE	S_IWUSR
253#define	S_IEXEC		S_IXUSR
254#endif
255
256#define	S_IRWXG	0000070			/* RWX mask for group */
257#define	S_IRGRP	0000040			/* R for group */
258#define	S_IWGRP	0000020			/* W for group */
259#define	S_IXGRP	0000010			/* X for group */
260
261#define	S_IRWXO	0000007			/* RWX mask for other */
262#define	S_IROTH	0000004			/* R for other */
263#define	S_IWOTH	0000002			/* W for other */
264#define	S_IXOTH	0000001			/* X for other */
265
266#if __XSI_VISIBLE
267#define	S_IFMT	 0170000		/* type of file mask */
268#define	S_IFIFO	 0010000		/* named pipe (fifo) */
269#define	S_IFCHR	 0020000		/* character special */
270#define	S_IFDIR	 0040000		/* directory */
271#define	S_IFBLK	 0060000		/* block special */
272#define	S_IFREG	 0100000		/* regular */
273#define	S_IFLNK	 0120000		/* symbolic link */
274#define	S_IFSOCK 0140000		/* socket */
275#define	S_ISVTX	 0001000		/* save swapped text even after use */
276#endif
277#if __BSD_VISIBLE
278#define	S_IFWHT  0160000		/* whiteout */
279#endif
280
281#define	S_ISDIR(m)	(((m) & 0170000) == 0040000)	/* directory */
282#define	S_ISCHR(m)	(((m) & 0170000) == 0020000)	/* char special */
283#define	S_ISBLK(m)	(((m) & 0170000) == 0060000)	/* block special */
284#define	S_ISREG(m)	(((m) & 0170000) == 0100000)	/* regular file */
285#define	S_ISFIFO(m)	(((m) & 0170000) == 0010000)	/* fifo or socket */
286#if __POSIX_VISIBLE >= 200112
287#define	S_ISLNK(m)	(((m) & 0170000) == 0120000)	/* symbolic link */
288#define	S_ISSOCK(m)	(((m) & 0170000) == 0140000)	/* socket */
289#endif
290#if __BSD_VISIBLE
291#define	S_ISWHT(m)	(((m) & 0170000) == 0160000)	/* whiteout */
292#endif
293
294#if __BSD_VISIBLE
295#define	ACCESSPERMS	(S_IRWXU|S_IRWXG|S_IRWXO)	/* 0777 */
296							/* 7777 */
297#define	ALLPERMS	(S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
298							/* 0666 */
299#define	DEFFILEMODE	(S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
300
301#define S_BLKSIZE	512		/* block size used in the stat struct */
302
303/*
304 * Definitions of flags stored in file flags word.
305 *
306 * Super-user and owner changeable flags.
307 */
308#define	UF_SETTABLE	0x0000ffff	/* mask of owner changeable flags */
309#define	UF_NODUMP	0x00000001	/* do not dump file */
310#define	UF_IMMUTABLE	0x00000002	/* file may not be changed */
311#define	UF_APPEND	0x00000004	/* writes to file may only append */
312#define	UF_OPAQUE	0x00000008	/* directory is opaque wrt. union */
313#define	UF_NOUNLINK	0x00000010	/* file may not be removed or renamed */
314/*
315 * These two bits are defined in MacOS X.  They are not currently used in
316 * FreeBSD.
317 */
318#if 0
319#define	UF_COMPRESSED	0x00000020	/* file is compressed */
320#define	UF_TRACKED	0x00000040	/* renames and deletes are tracked */
321#endif
322
323#define	UF_SYSTEM	0x00000080	/* Windows system file bit */
324#define	UF_SPARSE	0x00000100	/* sparse file */
325#define	UF_OFFLINE	0x00000200	/* file is offline */
326#define	UF_REPARSE	0x00000400	/* Windows reparse point file bit */
327#define	UF_ARCHIVE	0x00000800	/* file needs to be archived */
328#define	UF_READONLY	0x00001000	/* Windows readonly file bit */
329/* This is the same as the MacOS X definition of UF_HIDDEN. */
330#define	UF_HIDDEN	0x00008000	/* file is hidden */
331
332/*
333 * Super-user changeable flags.
334 */
335#define	SF_SETTABLE	0xffff0000	/* mask of superuser changeable flags */
336#define	SF_ARCHIVED	0x00010000	/* file is archived */
337#define	SF_IMMUTABLE	0x00020000	/* file may not be changed */
338#define	SF_APPEND	0x00040000	/* writes to file may only append */
339#define	SF_NOUNLINK	0x00100000	/* file may not be removed or renamed */
340#define	SF_SNAPSHOT	0x00200000	/* snapshot inode */
341
342#ifdef _KERNEL
343/*
344 * Shorthand abbreviations of above.
345 */
346#define	OPAQUE		(UF_OPAQUE)
347#define	APPEND		(UF_APPEND | SF_APPEND)
348#define	IMMUTABLE	(UF_IMMUTABLE | SF_IMMUTABLE)
349#define	NOUNLINK	(UF_NOUNLINK | SF_NOUNLINK)
350#endif
351
352#endif /* __BSD_VISIBLE */
353
354#if __POSIX_VISIBLE >= 200809
355#define	UTIME_NOW	-1
356#define	UTIME_OMIT	-2
357#endif
358
359#ifndef _KERNEL
360__BEGIN_DECLS
361#if __BSD_VISIBLE
362int	chflags(const char *, unsigned long);
363int	chflagsat(int, const char *, unsigned long, int);
364#endif
365int	chmod(const char *, mode_t);
366#if __BSD_VISIBLE
367int	fchflags(int, unsigned long);
368#endif
369#if __POSIX_VISIBLE >= 200112
370int	fchmod(int, mode_t);
371#endif
372#if __POSIX_VISIBLE >= 200809
373int	fchmodat(int, const char *, mode_t, int);
374int	futimens(int fd, const struct timespec times[2]);
375int	utimensat(int fd, const char *path, const struct timespec times[2],
376		int flag);
377#endif
378int	fstat(int, struct stat *);
379#if __BSD_VISIBLE
380int	lchflags(const char *, unsigned long);
381int	lchmod(const char *, mode_t);
382#endif
383#if __POSIX_VISIBLE >= 200112
384int	lstat(const char * __restrict, struct stat * __restrict);
385#endif
386int	mkdir(const char *, mode_t);
387int	mkfifo(const char *, mode_t);
388#if !defined(_MKNOD_DECLARED) && __XSI_VISIBLE
389int	mknod(const char *, mode_t, dev_t);
390#define	_MKNOD_DECLARED
391#endif
392int	stat(const char * __restrict, struct stat * __restrict);
393mode_t	umask(mode_t);
394#if __POSIX_VISIBLE >= 200809
395int	fstatat(int, const char *, struct stat *, int);
396int	mkdirat(int, const char *, mode_t);
397int	mkfifoat(int, const char *, mode_t);
398#endif
399#if __XSI_VISIBLE >= 700
400int	mknodat(int, const char *, mode_t, dev_t);
401#endif
402__END_DECLS
403#endif /* !_KERNEL */
404
405#endif /* !_SYS_STAT_H_ */
406