sysdeps/unix/sysv/linux/bits/statvfs.h

   1 /* Copyright (C) 1997-2023 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, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _SYS_STATVFS_H
  19 # error "Never include <bits/statvfs.h> directly; use <sys/statvfs.h> instead."
  20 #endif
  21
  22 #include <bits/types.h>  /* For __fsblkcnt_t and __fsfilcnt_t.  */
  23
  24 #if (__WORDSIZE == 32 \
  25      && (!defined __SYSCALL_WORDSIZE || __SYSCALL_WORDSIZE == 32))
  26 #define _STATVFSBUF_F_UNUSED
  27 #endif
  28
  29 struct statvfs
  30   {
  31     unsigned long int f_bsize;
  32     unsigned long int f_frsize;
  33 #ifndef __USE_FILE_OFFSET64
  34     __fsblkcnt_t f_blocks;
  35     __fsblkcnt_t f_bfree;
  36     __fsblkcnt_t f_bavail;
  37     __fsfilcnt_t f_files;
  38     __fsfilcnt_t f_ffree;
  39     __fsfilcnt_t f_favail;
  40 #else
  41     __fsblkcnt64_t f_blocks;
  42     __fsblkcnt64_t f_bfree;
  43     __fsblkcnt64_t f_bavail;
  44     __fsfilcnt64_t f_files;
  45     __fsfilcnt64_t f_ffree;
  46     __fsfilcnt64_t f_favail;
  47 #endif
  48     unsigned long int f_fsid;
  49 #ifdef _STATVFSBUF_F_UNUSED
  50     int __f_unused;
  51 #endif
  52     unsigned long int f_flag;
  53     unsigned long int f_namemax;
  54     unsigned int f_type;
  55     int __f_spare[5];
  56   };
  57
  58 #ifdef __USE_LARGEFILE64
  59 struct statvfs64
  60   {
  61     unsigned long int f_bsize;
  62     unsigned long int f_frsize;
  63     __fsblkcnt64_t f_blocks;
  64     __fsblkcnt64_t f_bfree;
  65     __fsblkcnt64_t f_bavail;
  66     __fsfilcnt64_t f_files;
  67     __fsfilcnt64_t f_ffree;
  68     __fsfilcnt64_t f_favail;
  69     unsigned long int f_fsid;
  70 #ifdef _STATVFSBUF_F_UNUSED
  71     int __f_unused;
  72 #endif
  73     unsigned long int f_flag;
  74     unsigned long int f_namemax;
  75     unsigned int f_type;
  76     int __f_spare[5];
  77   };
  78 #endif
  79
  80 /* Definitions for the flag in `f_flag'.  These definitions should be
  81    kept in sync with the definitions in <sys/mount.h>.  */
  82 enum
  83 {
  84   ST_RDONLY = 1,                /* Mount read-only.  */
  85 #define ST_RDONLY       ST_RDONLY
  86   ST_NOSUID = 2                 /* Ignore suid and sgid bits.  */
  87 #define ST_NOSUID       ST_NOSUID
  88 #ifdef __USE_GNU
  89   ,
  90   ST_NODEV = 4,                 /* Disallow access to device special files.  */
  91 # define ST_NODEV       ST_NODEV
  92   ST_NOEXEC = 8,                /* Disallow program execution.  */
  93 # define ST_NOEXEC      ST_NOEXEC
  94   ST_SYNCHRONOUS = 16,          /* Writes are synced at once.  */
  95 # define ST_SYNCHRONOUS ST_SYNCHRONOUS
  96   ST_MANDLOCK = 64,             /* Allow mandatory locks on an FS.  */
  97 # define ST_MANDLOCK    ST_MANDLOCK
  98   ST_WRITE = 128,               /* Write on file/directory/symlink.  */
  99 # define ST_WRITE       ST_WRITE
 100   ST_APPEND = 256,              /* Append-only file.  */
 101 # define ST_APPEND      ST_APPEND
 102   ST_IMMUTABLE = 512,           /* Immutable file.  */
 103 # define ST_IMMUTABLE   ST_IMMUTABLE
 104   ST_NOATIME = 1024,            /* Do not update access times.  */
 105 # define ST_NOATIME     ST_NOATIME
 106   ST_NODIRATIME = 2048,         /* Do not update directory access times.  */
 107 # define ST_NODIRATIME  ST_NODIRATIME
 108   ST_RELATIME = 4096            /* Update atime relative to mtime/ctime.  */
 109 # define ST_RELATIME    ST_RELATIME
 110 #endif  /* Use GNU.  */
 111 };