1 /* Copyright (C) 1992, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2 2007 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 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. 9 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. 14 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 18 02111-1307 USA. */ 19 20 #ifndef _SYS_STAT_H 21 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead." 22 #endif 23 24 #include <sgidefs.h> 25 26 /* Versions of the `struct stat' data structure. */ 27 #define _STAT_VER_LINUX_OLD 1 28 #define _STAT_VER_KERNEL 1 29 #define _STAT_VER_SVR4 2 30 #define _STAT_VER_LINUX 3 31 #define _STAT_VER _STAT_VER_LINUX /* The one defined below. */ 32 33 /* Versions of the `xmknod' interface. */ 34 #define _MKNOD_VER_LINUX 1 35 #define _MKNOD_VER_SVR4 2 36 #define _MKNOD_VER _MKNOD_VER_LINUX /* The bits defined below. */ 37 38 39 #if _MIPS_SIM == _ABIO32 40 /* Structure describing file characteristics. */ 41 struct stat 42 { 43 unsigned long int st_dev; 44 long int st_pad1[3]; 45 #ifndef __USE_FILE_OFFSET64 46 __ino_t st_ino; /* File serial number. */ 47 #else 48 __ino64_t st_ino; /* File serial number. */ 49 #endif 50 __mode_t st_mode; /* File mode. */ 51 __nlink_t st_nlink; /* Link count. */ 52 __uid_t st_uid; /* User ID of the file's owner. */ 53 __gid_t st_gid; /* Group ID of the file's group.*/ 54 unsigned long int st_rdev; /* Device number, if device. */ 55 #ifndef __USE_FILE_OFFSET64 56 long int st_pad2[2]; 57 __off_t st_size; /* Size of file, in bytes. */ 58 /* SVR4 added this extra long to allow for expansion of off_t. */ 59 long int st_pad3; 60 #else 61 long int st_pad2[3]; 62 __off64_t st_size; /* Size of file, in bytes. */ 63 #endif 64 #ifdef __USE_MISC 65 /* Nanosecond resolution timestamps are stored in a format 66 equivalent to 'struct timespec'. This is the type used 67 whenever possible but the Unix namespace rules do not allow the 68 identifier 'timespec' to appear in the <sys/stat.h> header. 69 Therefore we have to handle the use of this header in strictly 70 standard-compliant sources special. */ 71 struct timespec st_atim; /* Time of last access. */ 72 struct timespec st_mtim; /* Time of last modification. */ 73 struct timespec st_ctim; /* Time of last status change. */ 74 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 75 # define st_mtime st_mtim.tv_sec 76 # define st_ctime st_ctim.tv_sec 77 #else 78 __time_t st_atime; /* Time of last access. */ 79 long int __reserved0; 80 __time_t st_mtime; /* Time of last modification. */ 81 long int __reserved1; 82 __time_t st_ctime; /* Time of last status change. */ 83 long int __reserved2; 84 #endif 85 __blksize_t st_blksize; /* Optimal block size for I/O. */ 86 #ifndef __USE_FILE_OFFSET64 87 __blkcnt_t st_blocks; /* Number of 512-byte blocks allocated. */ 88 #else 89 long int st_pad4; 90 __blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated. */ 91 #endif 92 long int st_pad5[14]; 93 }; 94 95 #ifdef __USE_LARGEFILE64 96 struct stat64 97 { 98 unsigned long int st_dev; 99 long int st_pad1[3]; 100 __ino64_t st_ino; /* File serial number. */ 101 __mode_t st_mode; /* File mode. */ 102 __nlink_t st_nlink; /* Link count. */ 103 __uid_t st_uid; /* User ID of the file's owner. */ 104 __gid_t st_gid; /* Group ID of the file's group.*/ 105 unsigned long int st_rdev; /* Device number, if device. */ 106 long int st_pad2[3]; 107 __off64_t st_size; /* Size of file, in bytes. */ 108 #ifdef __USE_MISC 109 /* Nanosecond resolution timestamps are stored in a format 110 equivalent to 'struct timespec'. This is the type used 111 whenever possible but the Unix namespace rules do not allow the 112 identifier 'timespec' to appear in the <sys/stat.h> header. 113 Therefore we have to handle the use of this header in strictly 114 standard-compliant sources special. */ 115 struct timespec st_atim; /* Time of last access. */ 116 struct timespec st_mtim; /* Time of last modification. */ 117 struct timespec st_ctim; /* Time of last status change. */ 118 #else 119 __time_t st_atime; /* Time of last access. */ 120 long int __reserved0; 121 __time_t st_mtime; /* Time of last modification. */ 122 long int __reserved1; 123 __time_t st_ctime; /* Time of last status change. */ 124 long int __reserved2; 125 #endif 126 __blksize_t st_blksize; /* Optimal block size for I/O. */ 127 long int st_pad3; 128 __blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated. */ 129 long int st_pad4[14]; 130 }; 131 #endif 132 #else 133 struct stat 134 { 135 __dev_t st_dev; 136 int st_pad1[3]; /* Reserved for st_dev expansion */ 137 #ifndef __USE_FILE_OFFSET64 138 __ino_t st_ino; 139 #else 140 __ino64_t st_ino; 141 #endif 142 __mode_t st_mode; 143 __nlink_t st_nlink; 144 __uid_t st_uid; 145 __gid_t st_gid; 146 __dev_t st_rdev; 147 #if !defined __USE_FILE_OFFSET64 148 unsigned int st_pad2[2]; /* Reserved for st_rdev expansion */ 149 __off_t st_size; 150 int st_pad3; 151 #else 152 unsigned int st_pad2[3]; /* Reserved for st_rdev expansion */ 153 __off64_t st_size; 154 #endif 155 #ifdef __USE_MISC 156 /* Nanosecond resolution timestamps are stored in a format 157 equivalent to 'struct timespec'. This is the type used 158 whenever possible but the Unix namespace rules do not allow the 159 identifier 'timespec' to appear in the <sys/stat.h> header. 160 Therefore we have to handle the use of this header in strictly 161 standard-compliant sources special. */ 162 struct timespec st_atim; /* Time of last access. */ 163 struct timespec st_mtim; /* Time of last modification. */ 164 struct timespec st_ctim; /* Time of last status change. */ 165 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 166 # define st_mtime st_mtim.tv_sec 167 # define st_ctime st_ctim.tv_sec 168 #else 169 __time_t st_atime; 170 int __reserved0; 171 __time_t st_mtime; 172 int __reserved1; 173 __time_t st_ctime; 174 int __reserved2; 175 #endif 176 __blksize_t st_blksize; 177 unsigned int st_pad4; 178 #ifndef __USE_FILE_OFFSET64 179 __blkcnt_t st_blocks; 180 #else 181 __blkcnt64_t st_blocks; 182 #endif 183 int st_pad5[14]; 184 }; 185 186 #ifdef __USE_LARGEFILE64 187 struct stat64 188 { 189 __dev_t st_dev; 190 unsigned int st_pad1[3]; /* Reserved for st_dev expansion */ 191 __ino64_t st_ino; 192 __mode_t st_mode; 193 __nlink_t st_nlink; 194 __uid_t st_uid; 195 __gid_t st_gid; 196 __dev_t st_rdev; 197 unsigned int st_pad2[3]; /* Reserved for st_rdev expansion */ 198 __off64_t st_size; 199 #ifdef __USE_MISC 200 /* Nanosecond resolution timestamps are stored in a format 201 equivalent to 'struct timespec'. This is the type used 202 whenever possible but the Unix namespace rules do not allow the 203 identifier 'timespec' to appear in the <sys/stat.h> header. 204 Therefore we have to handle the use of this header in strictly 205 standard-compliant sources special. */ 206 struct timespec st_atim; /* Time of last access. */ 207 struct timespec st_mtim; /* Time of last modification. */ 208 struct timespec st_ctim; /* Time of last status change. */ 209 #else 210 __time_t st_atime; 211 int __reserved0; 212 __time_t st_mtime; 213 int __reserved1; 214 __time_t st_ctime; 215 int __reserved2; 216 #endif 217 __blksize_t st_blksize; 218 unsigned int st_pad3; 219 __blkcnt64_t st_blocks; 220 int st_pad4[14]; 221 }; 222 #endif 223 #endif 224 225 /* Tell code we have these members. */ 226 #define _STATBUF_ST_BLKSIZE 227 #define _STATBUF_ST_RDEV 228 229 /* Encoding of the file mode. */ 230 231 #define __S_IFMT 0170000 /* These bits determine file type. */ 232 233 /* File types. */ 234 #define __S_IFDIR 0040000 /* Directory. */ 235 #define __S_IFCHR 0020000 /* Character device. */ 236 #define __S_IFBLK 0060000 /* Block device. */ 237 #define __S_IFREG 0100000 /* Regular file. */ 238 #define __S_IFIFO 0010000 /* FIFO. */ 239 #define __S_IFLNK 0120000 /* Symbolic link. */ 240 #define __S_IFSOCK 0140000 /* Socket. */ 241 242 /* POSIX.1b objects. Note that these macros always evaluate to zero. But 243 they do it by enforcing the correct use of the macros. */ 244 #define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode) 245 #define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode) 246 #define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode) 247 248 /* Protection bits. */ 249 250 #define __S_ISUID 04000 /* Set user ID on execution. */ 251 #define __S_ISGID 02000 /* Set group ID on execution. */ 252 #define __S_ISVTX 01000 /* Save swapped text after use (sticky). */ 253 #define __S_IREAD 0400 /* Read by owner. */ 254 #define __S_IWRITE 0200 /* Write by owner. */ 255 #define __S_IEXEC 0100 /* Execute by owner. */ 256 257 #if defined __USE_ATFILE || defined __USE_GNU 258 /* XXX This will change to the macro for the next 2008 POSIX revision. */ 259 # define UTIME_NOW ((1l << 30) - 1l) 260 # define UTIME_OMIT ((1l << 30) - 2l) 261 #endif 262