1 /**	$MirOS: src/sys/sys/stat.h,v 1.4 2007/05/19 21:31:58 tg Exp $ */
2 /*	$OpenBSD: stat.h,v 1.15 2005/06/18 18:09:43 millert Exp $	*/
3 /*	$NetBSD: stat.h,v 1.20 1996/05/16 22:17:49 cgd Exp $	*/
4 
5 /*-
6  * Copyright (c) 1982, 1986, 1989, 1993
7  *	The Regents of the University of California.  All rights reserved.
8  * (c) UNIX System Laboratories, Inc.
9  * All or some portions of this file are derived from material licensed
10  * to the University of California by American Telephone and Telegraph
11  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
12  * the permission of UNIX System Laboratories, Inc.
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions
16  * are met:
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in the
21  *    documentation and/or other materials provided with the distribution.
22  * 3. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  *	@(#)stat.h	8.9 (Berkeley) 8/17/94
39  */
40 
41 #ifndef _SYS_STAT_H_
42 #define	_SYS_STAT_H_
43 
44 #include <sys/time.h>
45 
46 struct stat {
47 	dev_t	  st_dev;		/* inode's device */
48 	ino_t	  st_ino;		/* inode's number */
49 	mode_t	  st_mode;		/* inode protection mode */
50 	nlink_t	  st_nlink;		/* number of hard links */
51 	uid_t	  st_uid;		/* user ID of the file's owner */
52 	gid_t	  st_gid;		/* group ID of the file's group */
53 	dev_t	  st_rdev;		/* device type */
54 	int32_t	  st_lspare0;
55 #ifndef _POSIX_SOURCE
56 	struct	timespec st_atimespec;	/* time of last access */
57 	struct	timespec st_mtimespec;	/* time of last data modification */
58 	struct	timespec st_ctimespec;	/* time of last file status change */
59 #else
60 	time_t	  st_atime;		/* time of last access */
61 	long	  st_atimensec;		/* nsec of last access */
62 	time_t	  st_mtime;		/* time of last data modification */
63 	long	  st_mtimensec;		/* nsec of last data modification */
64 	time_t	  st_ctime;		/* time of last file status change */
65 	long	  st_ctimensec;		/* nsec of last file status change */
66 #endif
67 	off_t	  st_size;		/* file size, in bytes */
68 	int64_t	  st_blocks;		/* blocks allocated for file */
69 	u_int32_t st_blksize;		/* optimal blocksize for I/O */
70 	u_int32_t st_flags;		/* user defined flags for file */
71 	u_int32_t st_gen;		/* file generation number */
72 	int32_t	  st_lspare1;
73 #ifndef _POSIX_SOURCE
74 	struct	timespec __st_birthtimespec; /* time of file creation */
75 #else
76 	time_t	  __st_birthtime;	/* time of file creation */
77 	long	  __st_birthtimensec;	/* nsec of file creation */
78 #endif
79 	int64_t	  st_qspare[2];
80 };
81 #ifndef _POSIX_SOURCE
82 #define	st_atime	st_atimespec.tv_sec
83 #define	st_atimensec	st_atimespec.tv_nsec
84 #define	st_mtime	st_mtimespec.tv_sec
85 #define	st_mtimensec	st_mtimespec.tv_nsec
86 #define	st_ctime	st_ctimespec.tv_sec
87 #define	st_ctimensec	st_ctimespec.tv_nsec
88 #endif
89 
90 #define	S_ISUID	0004000			/* set user id on execution */
91 #define	S_ISGID	0002000			/* set group id on execution */
92 #ifndef _POSIX_SOURCE
93 #define	S_ISTXT	0001000			/* sticky bit */
94 #endif
95 
96 #define	S_IRWXU	0000700			/* RWX mask for owner */
97 #define	S_IRUSR	0000400			/* R for owner */
98 #define	S_IWUSR	0000200			/* W for owner */
99 #define	S_IXUSR	0000100			/* X for owner */
100 
101 #ifndef _POSIX_SOURCE
102 #define	S_IREAD		S_IRUSR
103 #define	S_IWRITE	S_IWUSR
104 #define	S_IEXEC		S_IXUSR
105 #endif
106 
107 #define	S_IRWXG	0000070			/* RWX mask for group */
108 #define	S_IRGRP	0000040			/* R for group */
109 #define	S_IWGRP	0000020			/* W for group */
110 #define	S_IXGRP	0000010			/* X for group */
111 
112 #define	S_IRWXO	0000007			/* RWX mask for other */
113 #define	S_IROTH	0000004			/* R for other */
114 #define	S_IWOTH	0000002			/* W for other */
115 #define	S_IXOTH	0000001			/* X for other */
116 
117 #ifndef _POSIX_SOURCE
118 #define	S_IFMT	 0170000		/* type of file mask */
119 #define	S_IFIFO	 0010000		/* named pipe (fifo) */
120 #define	S_IFCHR	 0020000		/* character special */
121 #define	S_IFDIR	 0040000		/* directory */
122 #define	S_IFBLK	 0060000		/* block special */
123 #define	S_IFREG	 0100000		/* regular */
124 #define	S_IFLNK	 0120000		/* symbolic link */
125 #define	S_IFSOCK 0140000		/* socket */
126 #define	S_ISVTX	 0001000		/* save swapped text even after use */
127 #endif
128 
129 #define	S_ISDIR(m)	((m & 0170000) == 0040000)	/* directory */
130 #define	S_ISCHR(m)	((m & 0170000) == 0020000)	/* char special */
131 #define	S_ISBLK(m)	((m & 0170000) == 0060000)	/* block special */
132 #define	S_ISREG(m)	((m & 0170000) == 0100000)	/* regular file */
133 #define	S_ISFIFO(m)	((m & 0170000) == 0010000)	/* fifo */
134 #ifndef _POSIX_SOURCE
135 #define	S_ISLNK(m)	((m & 0170000) == 0120000)	/* symbolic link */
136 #define	S_ISSOCK(m)	((m & 0170000) == 0140000)	/* socket */
137 #endif
138 
139 #ifndef _POSIX_SOURCE
140 #define	ACCESSPERMS	(S_IRWXU|S_IRWXG|S_IRWXO)	/* 00777 */
141 							/* 07777 */
142 #define	ALLPERMS	(S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
143 							/* 00666 */
144 #define	DEFFILEMODE	(S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
145 
146 #define	S_BLKSIZE	512		/* block size used in the stat struct */
147 
148 /*
149  * Definitions of flags stored in file flags word.
150  *
151  * Super-user and owner changeable flags.
152  */
153 #define	UF_SETTABLE	0x0000ffff	/* mask of owner changeable flags */
154 #define	UF_NODUMP	0x00000001	/* do not dump file */
155 #define	UF_IMMUTABLE	0x00000002	/* file may not be changed */
156 #define	UF_APPEND	0x00000004	/* writes to file may only append */
157 #define	UF_OPAQUE	0x00000008	/* directory is opaque wrt. union */
158 /*
159  * Super-user changeable flags.
160  */
161 #define	SF_SETTABLE	0xffff0000	/* mask of superuser changeable flags */
162 #define	SF_ARCHIVED	0x00010000	/* file is archived */
163 #define	SF_IMMUTABLE	0x00020000	/* file may not be changed */
164 #define	SF_APPEND	0x00040000	/* writes to file may only append */
165 
166 #ifdef _KERNEL
167 /*
168  * Shorthand abbreviations of above.
169  */
170 #define	OPAQUE		(UF_OPAQUE)
171 #define	APPEND		(UF_APPEND | SF_APPEND)
172 #define	IMMUTABLE	(UF_IMMUTABLE | SF_IMMUTABLE)
173 #endif
174 #endif
175 
176 #ifndef _KERNEL
177 #include <sys/cdefs.h>
178 
179 __BEGIN_DECLS
180 int	chmod(const char *, mode_t);
181 int	fstat(int, struct stat *);
182 int	mknod(const char *, mode_t, dev_t);
183 int	mkdir(const char *, mode_t);
184 int	mkfifo(const char *, mode_t);
185 int	stat(const char *, struct stat *);
186 mode_t	umask(mode_t);
187 #ifndef _POSIX_SOURCE
188 int	chflags(const char *, unsigned int);
189 int	fchflags(int, unsigned int);
190 int	lchflags(const char *, unsigned int);
191 int	fchmod(int, mode_t);
192 int	lchmod(const char *, mode_t);
193 int	lstat(const char *, struct stat *);
194 int	isfdtype(int, int);
195 #endif
196 __END_DECLS
197 #endif
198 #endif /* !_SYS_STAT_H_ */
199