1 /* Copyright (C) 1992, 1995-2002, 2006, 2009 Free Software Foundation, Inc. 2 3 The GNU C Library is free software; you can redistribute it and/or 4 modify it under the terms of the GNU Lesser General Public 5 License as published by the Free Software Foundation; either 6 version 2.1 of the License, or (at your option) any later version. 7 8 The GNU C Library is distributed in the hope that it will be useful, 9 but WITHOUT ANY WARRANTY; without even the implied warranty of 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 11 Lesser General Public License for more details. 12 13 You should have received a copy of the GNU Lesser General Public 14 License along with the GNU C Library; if not, see 15 <http://www.gnu.org/licenses/>. */ 16 17 #ifndef _SYS_STAT_H 18 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead." 19 #endif 20 21 /* Versions of the `struct stat' data structure. */ 22 #define _STAT_VER_LINUX_OLD 1 23 #define _STAT_VER_KERNEL 1 24 #define _STAT_VER_SVR4 2 25 #define _STAT_VER_LINUX 3 26 #define _STAT_VER _STAT_VER_LINUX /* The one defined below. */ 27 28 /* Versions of the `xmknod' interface. */ 29 #define _MKNOD_VER_LINUX 1 30 #define _MKNOD_VER_SVR4 2 31 #define _MKNOD_VER _MKNOD_VER_LINUX /* The bits defined below. */ 32 33 34 struct stat 35 { 36 __dev_t st_dev; /* Device. */ 37 __ino64_t st_ino; /* File serial number. */ 38 __mode_t st_mode; /* File mode. */ 39 __nlink_t st_nlink; /* Link count. */ 40 __uid_t st_uid; /* User ID of the file's owner. */ 41 __gid_t st_gid; /* Group ID of the file's group.*/ 42 __dev_t st_rdev; /* Device number, if device. */ 43 unsigned short int __pad2; 44 #ifndef __USE_FILE_OFFSET64 45 __off_t st_size; /* Size of file, in bytes. */ 46 #else 47 __off64_t st_size; /* Size of file, in bytes. */ 48 #endif 49 __blksize_t st_blksize; /* Optimal block size for I/O. */ 50 51 #ifndef __USE_FILE_OFFSET64 52 __blkcnt_t st_blocks; /* Number 512-byte blocks allocated. */ 53 #else 54 __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ 55 #endif 56 #if defined(__USE_MISC) || defined(__USE_XOPEN2K8) 57 /* Nanosecond resolution timestamps are stored in a format 58 equivalent to 'struct timespec'. This is the type used 59 whenever possible but the Unix namespace rules do not allow the 60 identifier 'timespec' to appear in the <sys/stat.h> header. 61 Therefore we have to handle the use of this header in strictly 62 standard-compliant sources special. */ 63 struct timespec st_atim; /* Time of last access. */ 64 struct timespec st_mtim; /* Time of last modification. */ 65 struct timespec st_ctim; /* Time of last status change. */ 66 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 67 # define st_mtime st_mtim.tv_sec 68 # define st_ctime st_ctim.tv_sec 69 #else 70 __time_t st_atime; /* Time of last access. */ 71 unsigned long int st_atimensec; /* Nscecs of last access. */ 72 __time_t st_mtime; /* Time of last modification. */ 73 unsigned long int st_mtimensec; /* Nsecs of last modification. */ 74 __time_t st_ctime; /* Time of last status change. */ 75 unsigned long int st_ctimensec; /* Nsecs of last status change. */ 76 #endif 77 unsigned long int __uclibc_unused4; 78 unsigned long int __uclibc_unused5; 79 }; 80 81 #ifdef __USE_LARGEFILE64 82 struct stat64 83 { 84 __dev_t st_dev; /* Device. */ 85 __ino64_t st_ino; /* File serial number. */ 86 __mode_t st_mode; /* File mode. */ 87 __nlink_t st_nlink; /* Link count. */ 88 __uid_t st_uid; /* User ID of the file's owner. */ 89 __gid_t st_gid; /* Group ID of the file's group.*/ 90 __dev_t st_rdev; /* Device number, if device. */ 91 unsigned short int __pad2; 92 __off64_t st_size; /* Size of file, in bytes. */ 93 __blksize_t st_blksize; /* Optimal block size for I/O. */ 94 95 __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ 96 #if defined(__USE_MISC) || defined(__USE_XOPEN2K8) 97 /* Nanosecond resolution timestamps are stored in a format 98 equivalent to 'struct timespec'. This is the type used 99 whenever possible but the Unix namespace rules do not allow the 100 identifier 'timespec' to appear in the <sys/stat.h> header. 101 Therefore we have to handle the use of this header in strictly 102 standard-compliant sources special. */ 103 struct timespec st_atim; /* Time of last access. */ 104 struct timespec st_mtim; /* Time of last modification. */ 105 struct timespec st_ctim; /* Time of last status change. */ 106 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 107 # define st_mtime st_mtim.tv_sec 108 # define st_ctime st_ctim.tv_sec 109 #else 110 __time_t st_atime; /* Time of last access. */ 111 unsigned long int st_atimensec; /* Nscecs of last access. */ 112 __time_t st_mtime; /* Time of last modification. */ 113 unsigned long int st_mtimensec; /* Nsecs of last modification. */ 114 __time_t st_ctime; /* Time of last status change. */ 115 unsigned long int st_ctimensec; /* Nsecs of last status change. */ 116 #endif 117 unsigned long int __uclibc_unused4; 118 unsigned long int __uclibc_unused5; 119 }; 120 #endif 121 122 /* Tell code we have these members. */ 123 #define _STATBUF_ST_BLKSIZE 124 #define _STATBUF_ST_RDEV 125 /* Nanosecond resolution time values are supported. */ 126 #define _STATBUF_ST_NSEC 127 128 /* Encoding of the file mode. */ 129 130 #define __S_IFMT 0170000 /* These bits determine file type. */ 131 132 /* File types. */ 133 #define __S_IFDIR 0040000 /* Directory. */ 134 #define __S_IFCHR 0020000 /* Character device. */ 135 #define __S_IFBLK 0060000 /* Block device. */ 136 #define __S_IFREG 0100000 /* Regular file. */ 137 #define __S_IFIFO 0010000 /* FIFO. */ 138 #define __S_IFLNK 0120000 /* Symbolic link. */ 139 #define __S_IFSOCK 0140000 /* Socket. */ 140 141 /* POSIX.1b objects. Note that these macros always evaluate to zero. But 142 they do it by enforcing the correct use of the macros. */ 143 #define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode) 144 #define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode) 145 #define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode) 146 147 /* Protection bits. */ 148 149 #define __S_ISUID 04000 /* Set user ID on execution. */ 150 #define __S_ISGID 02000 /* Set group ID on execution. */ 151 #define __S_ISVTX 01000 /* Save swapped text after use (sticky). */ 152 #define __S_IREAD 0400 /* Read by owner. */ 153 #define __S_IWRITE 0200 /* Write by owner. */ 154 #define __S_IEXEC 0100 /* Execute by owner. */ 155 156 #ifdef __USE_ATFILE 157 # define UTIME_NOW ((1l << 30) - 1l) 158 # define UTIME_OMIT ((1l << 30) - 2l) 159 #endif 160