/* Copyright (C) 1996,1997,1998,1999,2000,2001,2004 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #ifndef _SYS_STAT_H # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead." #endif /* Versions of the `struct stat' data structure. */ #define _STAT_VER_KERNEL 0 #define _STAT_VER_GLIBC2 1 #define _STAT_VER_GLIBC2_1 2 #define _STAT_VER_KERNEL64 3 #define _STAT_VER_GLIBC2_3_4 3 #define _STAT_VER _STAT_VER_GLIBC2_3_4 /* Versions of the `xmknod' interface. */ #define _MKNOD_VER_LINUX 0 /* 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. Use neat tidy anonymous unions and structures when possible. */ #if 0 /*def __USE_MISC*/ # if __GNUC_PREREQ(3,3) # define __ST_TIME(X) \ __extension__ union { \ struct timespec st_##X##tim; \ struct { \ __time_t st_##X##time; \ unsigned long st_##X##timensec; \ }; \ } # else # define __ST_TIME(X) struct timespec st_##X##tim # define st_atime st_atim.tv_sec # define st_mtime st_mtim.tv_sec # define st_ctime st_ctim.tv_sec # endif #else # define __ST_TIME(X) \ __time_t st_##X##time; \ unsigned long st_##X##timensec #endif struct stat { __dev_t st_dev; /* Device. */ #ifdef __USE_FILE_OFFSET64 __ino64_t st_ino; /* File serial number. */ #else __ino_t st_ino; /* File serial number. */ int __pad0; /* 64-bit st_ino. */ #endif __dev_t st_rdev; /* Device number, if device. */ __off_t st_size; /* Size of file, in bytes. */ #ifdef __USE_FILE_OFFSET64 __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ #else __blkcnt_t st_blocks; /* Nr. 512-byte blocks allocated. */ int __pad1; /* 64-bit st_blocks. */ #endif __mode_t st_mode; /* File mode. */ __uid_t st_uid; /* User ID of the file's owner. */ __gid_t st_gid; /* Group ID of the file's group.*/ __blksize_t st_blksize; /* Optimal block size for I/O. */ __nlink_t st_nlink; /* Link count. */ int __pad2; /* Real padding. */ __ST_TIME(a); /* Time of last access. */ __ST_TIME(m); /* Time of last modification. */ __ST_TIME(c); /* Time of last status change. */ long __unused[3]; }; #ifdef __USE_LARGEFILE64 /* Note stat64 is the same shape as stat. */ struct stat64 { __dev_t st_dev; /* Device. */ __ino64_t st_ino; /* File serial number. */ __dev_t st_rdev; /* Device number, if device. */ __off_t st_size; /* Size of file, in bytes. */ __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ __mode_t st_mode; /* File mode. */ __uid_t st_uid; /* User ID of the file's owner. */ __gid_t st_gid; /* Group ID of the file's group.*/ __blksize_t st_blksize; /* Optimal block size for I/O. */ __nlink_t st_nlink; /* Link count. */ int __pad0; /* Real padding. */ __ST_TIME(a); /* Time of last access. */ __ST_TIME(m); /* Time of last modification. */ __ST_TIME(c); /* Time of last status change. */ long __unused[3]; }; #endif #undef __ST_TIME /* Tell code we have these members. */ #define _STATBUF_ST_BLKSIZE #define _STATBUF_ST_RDEV #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_IFIFO 0010000 /* FIFO. */ #define __S_IFLNK 0120000 /* Symbolic link. */ #define __S_IFSOCK 0140000 /* Socket. */ /* POSIX.1b objects. Note that these macros always evaluate to zero. But they do it by enforcing the correct use of the macros. */ #define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode) #define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode) #define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode) /* 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 0400 /* Read by owner. */ #define __S_IWRITE 0200 /* Write by owner. */ #define __S_IEXEC 0100 /* Execute by owner. */