hurd/hurdhost.h

   1 /* Host configuration items kept as the whole contents of a file.
   2    Copyright (C) 1996-2022 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 /* Fetch and atomically store the contents of the file ITEM.
  20    Returns the size read or written, or -1 for errors.
  21    If BUFLEN is not big enough to contain the whole contents,
  22    BUFLEN bytes of BUF are filled in and we fail with ENAMETOOLONG.  */
  23
  24 ssize_t _hurd_get_host_config (const char *item,
  25                                char *buf, size_t buflen);
  26 ssize_t _hurd_set_host_config (const char *item,
  27                                const char *value, size_t valuelen);