sysdeps/generic/fstatvfs64.c

   1 /* Return information about the filesystem on which FD resides.
   2    Copyright (C) 1996, 1997, 1998 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 Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    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    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #include <errno.h>
  21 #include <sys/statvfs.h>
  22 #include <string.h>
  23
  24 /* Return information about the filesystem on which FD resides.  */
  25 int
  26 fstatvfs64 (int fd, struct statvfs64 *buf)
  27 {
  28   struct statvfs buf32;
  29
  30   if (fstatvfs (fd, &buf32) < 0)
  31     return -1;
  32
  33   buf->f_bsize = buf32.f_bsize;
  34   buf->f_frsize = buf32.f_frsize;
  35   buf->f_blocks = buf32.f_blocks;
  36   buf->f_bfree = buf32.f_bfree;
  37   buf->f_bavail = buf32.f_bavail;
  38   buf->f_files = buf32.f_files;
  39   buf->f_ffree = buf32.f_ffree;
  40   buf->f_favail = buf32.f_favail;
  41   buf->f_fsid = buf32.f_fsid;
  42   buf->f_flag = buf32.f_flag;
  43   buf->f_namemax = buf32.f_namemax;
  44   memcpy (buf->f_spare, buf32.f_spare, sizeof (buf32.f_spare));
  45
  46   return 0;
  47 }