1  /* Definition of `struct statvfs', information about a filesystem.
       2     Copyright (C) 1998-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #ifndef _SYS_STATVFS_H
      20  # error "Never include <bits/statvfs.h> directly; use <sys/statvfs.h> instead."
      21  #endif
      22  
      23  #include <bits/types.h>
      24  
      25  /* GNU Hurd NOTE: The size of this structure (16 ints) is known in
      26     <hurd/hurd_types.defs>, since it is used in the `file_statfs' RPC.  MiG
      27     does not cope at all well with the passed C structure not being of the
      28     expected size.  There are some filler words at the end to allow for
      29     future expansion.  To increase the size of the structure used in the RPC
      30     and retain binary compatibility, we would need to assign a new message
      31     number.  */
      32  
      33  struct statvfs
      34    {
      35      unsigned long int f_bsize;
      36      unsigned long int f_frsize;
      37  #ifndef __USE_FILE_OFFSET64
      38      __fsblkcnt_t f_blocks;
      39      __fsblkcnt_t f_bfree;
      40      __fsblkcnt_t f_bavail;
      41      __fsfilcnt_t f_files;
      42      __fsfilcnt_t f_ffree;
      43      __fsfilcnt_t f_favail;
      44  #else
      45      __fsblkcnt64_t f_blocks;
      46      __fsblkcnt64_t f_bfree;
      47      __fsblkcnt64_t f_bavail;
      48      __fsfilcnt64_t f_files;
      49      __fsfilcnt64_t f_ffree;
      50      __fsfilcnt64_t f_favail;
      51  #endif
      52      __fsid_t f_fsid;
      53      unsigned long int f_flag;
      54      unsigned long int f_namemax;
      55      unsigned int f_spare[6];
      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      __fsid_t f_fsid;
      70      unsigned long int f_flag;
      71      unsigned long int f_namemax;
      72      unsigned int f_spare[6];
      73    };
      74  #endif
      75  
      76  /* Definitions for the flag in `f_flag'.  */
      77  enum
      78  {
      79    ST_RDONLY = 1,
      80  #define ST_RDONLY	ST_RDONLY
      81    ST_NOSUID = 2
      82  #define ST_NOSUID	ST_NOSUID
      83  };