udev.h

   1 /*
   2  * mdadm - manage Linux "md" devices aka RAID arrays.
   3  *
   4  * Copyright (C) 2022 Mateusz Grzonka <mateusz.grzonka@intel.com>
   5  *
   6  *    This program is free software; you can redistribute it and/or modify
   7  *    it under the terms of the GNU General Public License as published by
   8  *    the Free Software Foundation; either version 2 of the License, or
   9  *    (at your option) any later version.
  10  *
  11  *    This program is distributed in the hope that it will be useful,
  12  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *    GNU General Public License for more details.
  15  *
  16  *    You should have received a copy of the GNU General Public License
  17  *    along with this program; if not, write to the Free Software
  18  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef MONITOR_UDEV_H
  22 #define MONITOR_UDEV_H
  23
  24 enum udev_status {
  25         UDEV_STATUS_ERROR_NO_UDEV = -2,
  26         UDEV_STATUS_ERROR,
  27         UDEV_STATUS_SUCCESS = 0,
  28         UDEV_STATUS_TIMEOUT
  29 };
  30
  31 bool udev_is_available(void);
  32
  33 #ifndef NO_LIBUDEV
  34 enum udev_status udev_wait_for_events(int seconds);
  35 #endif
  36
  37 enum udev_status udev_block(char *devnm);
  38 void udev_unblock(void);
  39
  40 #endif