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/* fsusage.h -- declarations for file system space usage info

   Copyright (C) 1991, 1992, 1997, 2003, 2004, 2005, 2006 Free Software
   Foundation, Inc.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

/* Space usage statistics for a file system.  Blocks are 512-byte. */

#if !defined FSUSAGE_H_
# define FSUSAGE_H_

# include <stdint.h>
# include <stdbool.h>

struct fs_usage
  uintmax_t fsu_blocksize;    /* Size of a block.  */
  uintmax_t fsu_blocks;       /* Total blocks. */
  uintmax_t fsu_bfree;        /* Free blocks available to superuser. */
  uintmax_t fsu_bavail;       /* Free blocks available to non-superuser. */
  bool fsu_bavail_top_bit_set;      /* 1 if fsu_bavail represents a value < 0.  */
  uintmax_t fsu_files;        /* Total file nodes. */
  uintmax_t fsu_ffree;        /* Free file nodes. */

int get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp);


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