1  /* Convert between `struct statfs' format, and `struct statfs64' format.
       2     Copyright (C) 2001-2023 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  #include <sys/statfs.h>
      20  #include <errno.h>
      21  #include <hurd.h>
      22  
      23  static inline int
      24  statfs64_conv (struct statfs *buf, const struct statfs64 *buf64)
      25  {
      26  # define DO(memb)							      \
      27    buf->memb = buf64->memb;						      \
      28    if (sizeof buf->memb != sizeof buf64->memb && buf->memb != buf64->memb)     \
      29      return __hurd_fail (EOVERFLOW);
      30  
      31    DO (f_type);
      32    DO (f_bsize);
      33    DO (f_blocks);
      34    DO (f_bfree);
      35    DO (f_bavail);
      36    DO (f_files);
      37    DO (f_fsid);
      38    DO (f_namelen);
      39    DO (f_favail);
      40    DO (f_frsize);
      41    DO (f_flag);
      42  
      43  # undef DO
      44  
      45    return 0;
      46  }