| /* Copyright (C) 1992-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #if !defined _SYS_STAT_H && !defined _FCNTL_H |
| # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead." |
| #endif |
| |
| #ifndef _BITS_STAT_H |
| #define _BITS_STAT_H 1 |
| |
| #include <bits/types.h> |
| |
| /* NOTE: The size of this structure (32 ints) is known in |
| <hurd/hurd_types.defs>, since it is used in the `io_stat' RPC. MiG |
| does not cope at all well with the passed C structure not being of |
| the expected size. There are some filler words at the end to allow |
| for future expansion. To increase the size of the structure used |
| in the RPC and retain binary compatibility, we would need to assign |
| a new message number. */ |
| |
| struct stat |
| { |
| int st_fstype; /* File system type. */ |
| __fsid_t st_fsid; /* File system ID. */ |
| #define st_dev st_fsid |
| |
| #ifndef __USE_FILE_OFFSET64 |
| __ino_t st_ino; /* File number. */ |
| #else |
| __ino64_t st_ino; /* File number. */ |
| #endif |
| unsigned int st_gen; /* To detect reuse of file numbers. */ |
| __dev_t st_rdev; /* Device if special file. */ |
| __mode_t st_mode; /* File mode. */ |
| __nlink_t st_nlink; /* Number of links. */ |
| |
| __uid_t st_uid; /* Owner. */ |
| __gid_t st_gid; /* Owning group. */ |
| |
| #ifndef __USE_FILE_OFFSET64 |
| __off_t st_size; /* Size in bytes. */ |
| #else |
| __off64_t st_size; /* Size in bytes. */ |
| #endif |
| |
| #if defined __USE_MISC || defined __USE_XOPEN2K8 |
| /* Nanosecond resolution timestamps are stored in a format |
| equivalent to 'struct timespec'. This is the type used |
| whenever possible but the Unix namespace rules do not allow the |
| identifier 'timespec' to appear in the <sys/stat.h> header. |
| Therefore we have to handle the use of this header in strictly |
| standard-compliant sources special. */ |
| struct timespec st_atim; /* Time of last access. */ |
| struct timespec st_mtim; /* Time of last modification. */ |
| struct timespec st_ctim; /* Time of last status change. */ |
| # define st_atime st_atim.tv_sec /* Backward compatibility. */ |
| # define st_mtime st_mtim.tv_sec |
| # define st_ctime st_ctim.tv_sec |
| #else |
| __time_t st_atime; /* Time of last access. */ |
| unsigned long int st_atimensec; /* Nscecs of last access. */ |
| __time_t st_mtime; /* Time of last modification. */ |
| unsigned long int st_mtimensec; /* Nsecs of last modification. */ |
| __time_t st_ctime; /* Time of last status change. */ |
| unsigned long int st_ctimensec; /* Nsecs of last status change. */ |
| #endif |
| |
| __blksize_t st_blksize; /* Optimal size for I/O. */ |
| |
| #ifndef __USE_FILE_OFFSET64 |
| __blkcnt_t st_blocks; /* Number of 512-byte blocks allocated. |
| Not related to `st_blksize'. */ |
| #else |
| __blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated. |
| Not related to `st_blksize'. */ |
| #endif |
| |
| __uid_t st_author; /* File author. */ |
| |
| unsigned int st_flags; /* User-defined flags. |
| High 16 bits can be set only by root. */ |
| |
| #ifndef __USE_FILE_OFFSET64 |
| # define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 12 : 11) |
| #else |
| # define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 9 : 8) |
| #endif |
| int st_spare[_SPARE_SIZE]; /* Room for future expansion. */ |
| #undef _SPARE_SIZE |
| }; |
| |
| #ifdef __USE_LARGEFILE64 |
| struct stat64 |
| { |
| int st_fstype; /* File system type. */ |
| __fsid_t st_fsid; /* File system ID. */ |
| # define st_dev st_fsid |
| |
| __ino64_t st_ino; /* File number. */ |
| unsigned int st_gen; /* To detect reuse of file numbers. */ |
| __dev_t st_rdev; /* Device if special file. */ |
| __mode_t st_mode; /* File mode. */ |
| __nlink_t st_nlink; /* Number of links. */ |
| |
| __uid_t st_uid; /* Owner. */ |
| __gid_t st_gid; /* Owning group. */ |
| |
| __off64_t st_size; /* Size in bytes. */ |
| |
| #if defined __USE_MISC || defined __USE_XOPEN2K8 |
| /* Nanosecond resolution timestamps are stored in a format |
| equivalent to 'struct timespec'. This is the type used |
| whenever possible but the Unix namespace rules do not allow the |
| identifier 'timespec' to appear in the <sys/stat.h> header. |
| Therefore we have to handle the use of this header in strictly |
| standard-compliant sources special. */ |
| struct timespec st_atim; /* Time of last access. */ |
| struct timespec st_mtim; /* Time of last modification. */ |
| struct timespec st_ctim; /* Time of last status change. */ |
| #else |
| __time_t st_atime; /* Time of last access. */ |
| unsigned long int st_atimensec; /* Nscecs of last access. */ |
| __time_t st_mtime; /* Time of last modification. */ |
| unsigned long int st_mtimensec; /* Nsecs of last modification. */ |
| __time_t st_ctime; /* Time of last status change. */ |
| unsigned long int st_ctimensec; /* Nsecs of last status change. */ |
| #endif |
| |
| __blksize_t st_blksize; /* Optimal size for I/O. */ |
| |
| __blkcnt64_t st_blocks; /* Number of 512-byte blocks allocated. |
| Not related to `st_blksize'. */ |
| |
| __uid_t st_author; /* File author. */ |
| |
| unsigned int st_flags; /* User-defined flags. |
| High 16 bits can be set only by root. */ |
| |
| #define _SPARE_SIZE ((sizeof (__fsid_t) == sizeof (int)) ? 9 : 8) |
| int st_spare[_SPARE_SIZE]; /* Room for future expansion. */ |
| #undef _SPARE_SIZE |
| }; |
| #endif |
| |
| /* Tell code we have these members. */ |
| #define _STATBUF_ST_BLKSIZE |
| /* Nanosecond resolution time values are supported. */ |
| #define _STATBUF_ST_NSEC |
| |
| /* Encoding of the file mode. */ |
| |
| #define __S_IFMT 0170000 /* These bits determine file type. */ |
| |
| /* File types. */ |
| #define __S_IFDIR 0040000 /* Directory. */ |
| #define __S_IFCHR 0020000 /* Character device. */ |
| #define __S_IFBLK 0060000 /* Block device. */ |
| #define __S_IFREG 0100000 /* Regular file. */ |
| #define __S_IFLNK 0120000 /* Symbolic link. */ |
| #define __S_IFSOCK 0140000 /* Socket. */ |
| #define __S_IFIFO 0010000 /* FIFO. */ |
| |
| /* POSIX.1b objects. */ |
| #define __S_TYPEISMQ(buf) (0) |
| #define __S_TYPEISSEM(buf) (0) |
| #define __S_TYPEISSHM(buf) (0) |
| |
| /* Protection bits. */ |
| |
| #define __S_ISUID 04000 /* Set user ID on execution. */ |
| #define __S_ISGID 02000 /* Set group ID on execution. */ |
| #define __S_ISVTX 01000 /* Save swapped text after use (sticky). */ |
| #define __S_IREAD 00400 /* Read by owner. */ |
| #define __S_IWRITE 00200 /* Write by owner. */ |
| #define __S_IEXEC 00100 /* Execute by owner. */ |
| |
| |
| #ifdef __USE_GNU |
| /* If set, there is no benefit in caching the contents of this file. */ |
| #define S_INOCACHE 000000200000 |
| |
| /* If the S_IUSEUNK bit is set, then the S_IUNKNOWN bits (see below) |
| control access for unknown users. If S_IUSEUNK is clear, then unknown |
| users are treated as "others" for purposes of access control. */ |
| #define S_IUSEUNK 000000400000 |
| /* Mask of protection bits for unknown users (no effective IDs at all). */ |
| #define S_IUNKNOWN 000007000000 |
| /* Shift S_IREAD, S_IWRITE, S_IEXEC left this many bits to produce the |
| protection bits for unknown users. */ |
| #define S_IUNKSHIFT 12 |
| |
| /* Read only bits: */ |
| |
| /* There is a passive translator set for this file */ |
| #define S_IPTRANS 000010000000 |
| /* There is an active translator running on this file */ |
| #define S_IATRANS 000020000000 |
| /* This is the root of a filesystem (or single node translator) */ |
| #define S_IROOT 000040000000 |
| /* All the bits relevant to translators */ |
| #define S_ITRANS 000070000000 |
| |
| /* Definitely no mmaps to this. */ |
| #define S_IMMAP0 000100000000 |
| |
| /* ALL the unused bits. */ |
| #define S_ISPARE (~(S_IFMT|S_ITRANS|S_INOCACHE|S_IMMAP0| \ |
| S_IUSEUNK|S_IUNKNOWN|07777)) |
| #endif |
| |
| /* Default file creation mask (umask). */ |
| #ifdef __USE_BSD |
| # define CMASK 0022 |
| #endif |
| |
| #endif /* bits/stat.h */ |
