1 /*- 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. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. 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 8.12 (Berkeley) 6/16/95 39 * $FreeBSD: src/sys/sys/stat.h,v 1.20 1999/12/29 04:24:47 peter Exp $ 40 * $DragonFly: src/sys/sys/stat.h,v 1.4 2005/07/23 23:26:50 joerg Exp $ 41 */ 42 43 #ifndef _SYS_STAT_H_ 44 #define _SYS_STAT_H_ 45 46 #if !defined(_KERNEL) && !defined(_POSIX_SOURCE) 47 /* 48 * XXX we need this for struct timespec. We get miscellaneous namespace 49 * pollution with it. 50 */ 51 #include <sys/time.h> 52 #endif 53 54 #ifdef _KERNEL 55 #define __dev_t udev_t 56 #else 57 #define __dev_t dev_t 58 #endif 59 60 #ifndef _POSIX_SOURCE 61 struct ostat { 62 u_int16_t st_dev; /* inode's device */ 63 ino_t st_ino; /* inode's number */ 64 mode_t st_mode; /* inode protection mode */ 65 nlink_t st_nlink; /* number of hard links */ 66 u_int16_t st_uid; /* user ID of the file's owner */ 67 u_int16_t st_gid; /* group ID of the file's group */ 68 u_int16_t st_rdev; /* device type */ 69 int32_t st_size; /* file size, in bytes */ 70 struct timespec st_atimespec; /* time of last access */ 71 struct timespec st_mtimespec; /* time of last data modification */ 72 struct timespec st_ctimespec; /* time of last file status change */ 73 int32_t st_blksize; /* optimal blocksize for I/O */ 74 int32_t st_blocks; /* blocks allocated for file */ 75 u_int32_t st_flags; /* user defined flags for file */ 76 u_int32_t st_gen; /* file generation number */ 77 }; 78 #endif /* !_POSIX_SOURCE */ 79 80 struct stat { 81 __dev_t st_dev; /* inode's device */ 82 ino_t st_ino; /* inode's number */ 83 mode_t st_mode; /* inode protection mode */ 84 nlink_t st_nlink; /* number of hard links */ 85 uid_t st_uid; /* user ID of the file's owner */ 86 gid_t st_gid; /* group ID of the file's group */ 87 __dev_t st_rdev; /* device type */ 88 #ifndef _POSIX_SOURCE 89 struct timespec st_atimespec; /* time of last access */ 90 struct timespec st_mtimespec; /* time of last data modification */ 91 struct timespec st_ctimespec; /* time of last file status change */ 92 #else 93 time_t st_atime; /* time of last access */ 94 long st_atimensec; /* nsec of last access */ 95 time_t st_mtime; /* time of last data modification */ 96 long st_mtimensec; /* nsec of last data modification */ 97 time_t st_ctime; /* time of last file status change */ 98 long st_ctimensec; /* nsec of last file status change */ 99 #endif 100 off_t st_size; /* file size, in bytes */ 101 int64_t st_blocks; /* blocks allocated for file */ 102 u_int32_t st_blksize; /* optimal blocksize for I/O */ 103 u_int32_t st_flags; /* user defined flags for file */ 104 u_int32_t st_gen; /* file generation number */ 105 int32_t st_lspare; 106 int64_t st_qspare[2]; 107 }; 108 109 #undef __dev_t 110 111 #ifndef _POSIX_SOURCE 112 #define st_atime st_atimespec.tv_sec 113 #define st_mtime st_mtimespec.tv_sec 114 #define st_ctime st_ctimespec.tv_sec 115 #endif 116 117 #define S_ISUID 0004000 /* set user id on execution */ 118 #define S_ISGID 0002000 /* set group id on execution */ 119 #ifndef _POSIX_SOURCE 120 #define S_ISTXT 0001000 /* sticky bit */ 121 #endif 122 123 #define S_IRWXU 0000700 /* RWX mask for owner */ 124 #define S_IRUSR 0000400 /* R for owner */ 125 #define S_IWUSR 0000200 /* W for owner */ 126 #define S_IXUSR 0000100 /* X for owner */ 127 128 #ifndef _POSIX_SOURCE 129 #define S_IREAD S_IRUSR 130 #define S_IWRITE S_IWUSR 131 #define S_IEXEC S_IXUSR 132 #endif 133 134 #define S_IRWXG 0000070 /* RWX mask for group */ 135 #define S_IRGRP 0000040 /* R for group */ 136 #define S_IWGRP 0000020 /* W for group */ 137 #define S_IXGRP 0000010 /* X for group */ 138 139 #define S_IRWXO 0000007 /* RWX mask for other */ 140 #define S_IROTH 0000004 /* R for other */ 141 #define S_IWOTH 0000002 /* W for other */ 142 #define S_IXOTH 0000001 /* X for other */ 143 144 #ifndef _POSIX_SOURCE 145 #define S_IFMT 0170000 /* type of file mask */ 146 #define S_IFIFO 0010000 /* named pipe (fifo) */ 147 #define S_IFCHR 0020000 /* character special */ 148 #define S_IFDIR 0040000 /* directory */ 149 #define S_IFBLK 0060000 /* block special */ 150 #define S_IFREG 0100000 /* regular */ 151 #define S_IFLNK 0120000 /* symbolic link */ 152 #define S_IFSOCK 0140000 /* socket */ 153 #define S_IFWHT 0160000 /* whiteout */ 154 #define S_ISVTX 0001000 /* save swapped text even after use */ 155 #endif 156 157 #define S_ISDIR(m) (((m) & 0170000) == 0040000) /* directory */ 158 #define S_ISCHR(m) (((m) & 0170000) == 0020000) /* char special */ 159 #define S_ISBLK(m) (((m) & 0170000) == 0060000) /* block special */ 160 #define S_ISREG(m) (((m) & 0170000) == 0100000) /* regular file */ 161 #define S_ISFIFO(m) (((m) & 0170000) == 0010000) /* fifo or socket */ 162 #ifndef _POSIX_SOURCE 163 #define S_ISLNK(m) (((m) & 0170000) == 0120000) /* symbolic link */ 164 #define S_ISSOCK(m) (((m) & 0170000) == 0140000) /* socket */ 165 #define S_ISWHT(m) (((m) & 0170000) == 0160000) /* whiteout */ 166 #endif 167 168 #ifndef _POSIX_SOURCE 169 #define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 0777 */ 170 /* 7777 */ 171 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO) 172 /* 0666 */ 173 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) 174 175 #define S_BLKSIZE 512 /* block size used in the stat struct */ 176 177 /* 178 * Definitions of flags stored in file flags word. 179 * 180 * Super-user and owner changeable flags. 181 */ 182 #define UF_SETTABLE 0x0000ffff /* mask of owner changeable flags */ 183 #define UF_NODUMP 0x00000001 /* do not dump file */ 184 #define UF_IMMUTABLE 0x00000002 /* file may not be changed */ 185 #define UF_APPEND 0x00000004 /* writes to file may only append */ 186 #define UF_OPAQUE 0x00000008 /* directory is opaque wrt. union */ 187 #define UF_NOUNLINK 0x00000010 /* file may not be removed or renamed */ 188 /* 189 * Super-user changeable flags. 190 */ 191 #define SF_SETTABLE 0xffff0000 /* mask of superuser changeable flags */ 192 #define SF_ARCHIVED 0x00010000 /* file is archived */ 193 #define SF_IMMUTABLE 0x00020000 /* file may not be changed */ 194 #define SF_APPEND 0x00040000 /* writes to file may only append */ 195 #define SF_NOUNLINK 0x00100000 /* file may not be removed or renamed */ 196 197 #ifdef _KERNEL 198 /* 199 * Shorthand abbreviations of above. 200 */ 201 #define OPAQUE (UF_OPAQUE) 202 #define APPEND (UF_APPEND | SF_APPEND) 203 #define IMMUTABLE (UF_IMMUTABLE | SF_IMMUTABLE) 204 #define NOUNLINK (UF_NOUNLINK | SF_NOUNLINK) 205 #endif 206 207 #endif /* !_POSIX_SOURCE */ 208 209 #ifndef _KERNEL 210 #include <sys/cdefs.h> 211 212 __BEGIN_DECLS 213 int chmod (const char *, mode_t); 214 int fstat (int, struct stat *); 215 int mkdir (const char *, mode_t); 216 int mkfifo (const char *, mode_t); 217 int stat (const char *, struct stat *); 218 mode_t umask (mode_t); 219 220 #ifndef _POSIX_SOURCE 221 int chflags (const char *, u_long); 222 int fchflags (int, u_long); 223 int fchmod (int, mode_t); 224 int lchmod (const char *, mode_t); 225 int lstat (const char *, struct stat *); 226 #endif 227 __END_DECLS 228 229 #endif /* !_KERNEL */ 230 231 #endif /* !_SYS_STAT_H_ */ 232