sysdeps/unix/sysv/linux/ia64/bits/stat.h

   1 /* Copyright (C) 1999-2002, 2009, 2010 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #if !defined _SYS_STAT_H && !defined _FCNTL_H
  20 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
  21 #endif
  22
  23 #ifndef _BITS_STAT_H
  24 #define _BITS_STAT_H    1
  25
  26 /* Versions of the `struct stat' data structure.  */
  27 #define _STAT_VER_KERNEL        0
  28 #define _STAT_VER_LINUX         1
  29 #define _STAT_VER               _STAT_VER_LINUX
  30
  31 /* Versions of the `xmknod' interface.  */
  32 #define _MKNOD_VER_LINUX        0
  33
  34 struct stat
  35   {
  36     __dev_t st_dev;             /* Device.  */
  37     __ino_t st_ino;             /* File serial number.  */
  38     __nlink_t st_nlink;         /* Link count.  */
  39     __mode_t st_mode;           /* File mode.  */
  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     int pad0;
  43     __dev_t st_rdev;            /* Device number, if device.  */
  44     __off_t st_size;            /* Size of file, in bytes.  */
  45 #ifdef __USE_MISC
  46     /* Nanosecond resolution timestamps are stored in a format
  47        equivalent to 'struct timespec'.  This is the type used
  48        whenever possible but the Unix namespace rules do not allow the
  49        identifier 'timespec' to appear in the <sys/stat.h> header.
  50        Therefore we have to handle the use of this header in strictly
  51        standard-compliant sources special.  */
  52     struct timespec st_atim;            /* Time of last access.  */
  53     struct timespec st_mtim;            /* Time of last modification.  */
  54     struct timespec st_ctim;            /* Time of last status change.  */
  55 # define st_atime st_atim.tv_sec        /* Backward compatibility.  */
  56 # define st_mtime st_mtim.tv_sec
  57 # define st_ctime st_ctim.tv_sec
  58 #else
  59     __time_t st_atime;                  /* Time of last access.  */
  60     unsigned long int st_atimensec;     /* Nscecs of last access.  */
  61     __time_t st_mtime;                  /* Time of last modification.  */
  62     unsigned long int st_mtimensec;     /* Nsecs of last modification.  */
  63     __time_t st_ctime;                  /* Time of last status change.  */
  64     unsigned long int st_ctimensec;     /* Nsecs of last status change.  */
  65 #endif
  66     __blksize_t st_blksize;     /* Optimal block size for I/O.  */
  67     __blkcnt_t st_blocks;       /* Nr. 512-byte blocks allocated.  */
  68     long int __unused[3];
  69   };
  70
  71 #ifdef __USE_LARGEFILE64
  72 /* Note stat64 is the same shape as stat.  */
  73 struct stat64
  74   {
  75     __dev_t st_dev;             /* Device.  */
  76     __ino64_t st_ino;           /* File serial number.  */
  77     __nlink_t st_nlink;         /* Link count.  */
  78     __mode_t st_mode;           /* File mode.  */
  79     __uid_t st_uid;             /* User ID of the file's owner. */
  80     __gid_t st_gid;             /* Group ID of the file's group.*/
  81     int pad0;
  82     __dev_t st_rdev;            /* Device number, if device.  */
  83     __off_t st_size;            /* Size of file, in bytes.  */
  84 #ifdef __USE_MISC
  85     /* Nanosecond resolution timestamps are stored in a format
  86        equivalent to 'struct timespec'.  This is the type used
  87        whenever possible but the Unix namespace rules do not allow the
  88        identifier 'timespec' to appear in the <sys/stat.h> header.
  89        Therefore we have to handle the use of this header in strictly
  90        standard-compliant sources special.  */
  91     struct timespec st_atim;            /* Time of last access.  */
  92     struct timespec st_mtim;            /* Time of last modification.  */
  93     struct timespec st_ctim;            /* Time of last status change.  */
  94 # define st_atime st_atim.tv_sec        /* Backward compatibility.  */
  95 # define st_mtime st_mtim.tv_sec
  96 # define st_ctime st_ctim.tv_sec
  97 #else
  98     __time_t st_atime;                  /* Time of last access.  */
  99     unsigned long int st_atimensec;     /* Nscecs of last access.  */
 100     __time_t st_mtime;                  /* Time of last modification.  */
 101     unsigned long int st_mtimensec;     /* Nsecs of last modification.  */
 102     __time_t st_ctime;                  /* Time of last status change.  */
 103     unsigned long int st_ctimensec;     /* Nsecs of last status change.  */
 104 #endif
 105     __blksize_t st_blksize;     /* Optimal block size for I/O.  */
 106     __blkcnt64_t st_blocks;     /* Nr. 512-byte blocks allocated.  */
 107     long int __unused[3];
 108   };
 109 #endif
 110
 111 /* Tell code we have these members.  */
 112 #define _STATBUF_ST_BLKSIZE
 113 #define _STATBUF_ST_RDEV
 114 /* Nanosecond resolution time values are supported.  */
 115 #define _STATBUF_ST_NSEC
 116
 117 /* Encoding of the file mode.  */
 118
 119 #define __S_IFMT        0170000 /* These bits determine file type.  */
 120
 121 /* File types.  */
 122 #define __S_IFDIR       0040000 /* Directory.  */
 123 #define __S_IFCHR       0020000 /* Character device.  */
 124 #define __S_IFBLK       0060000 /* Block device.  */
 125 #define __S_IFREG       0100000 /* Regular file.  */
 126 #define __S_IFIFO       0010000 /* FIFO.  */
 127 #define __S_IFLNK       0120000 /* Symbolic link.  */
 128 #define __S_IFSOCK      0140000 /* Socket.  */
 129
 130 /* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
 131    they do it by enforcing the correct use of the macros.  */
 132 #define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
 133 #define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
 134 #define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
 135
 136 /* Protection bits.  */
 137
 138 #define __S_ISUID       04000   /* Set user ID on execution.  */
 139 #define __S_ISGID       02000   /* Set group ID on execution.  */
 140 #define __S_ISVTX       01000   /* Save swapped text after use (sticky).  */
 141 #define __S_IREAD       0400    /* Read by owner.  */
 142 #define __S_IWRITE      0200    /* Write by owner.  */
 143 #define __S_IEXEC       0100    /* Execute by owner.  */
 144
 145 #ifdef __USE_ATFILE
 146 # define UTIME_NOW      ((1l << 30) - 1l)
 147 # define UTIME_OMIT     ((1l << 30) - 2l)
 148 #endif
 149
 150 #endif  /* bits//stat.h */