/* check.h - Check and repair a PC/MS-DOS file system

   Copyright (C) 1993 Werner Almesberger <werner.almesberger@lrc.di.epfl.ch>

   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
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
   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/>.

   On Debian systems, the complete text of the GNU General Public License
   can be found in /usr/share/common-licenses/GPL-3 file.
*/


#ifndef _CHECK_H
#define _CHECK_H

loff_t alloc_rootdir_entry(DOS_FS *fs, DIR_ENT *de, const char *pattern);

/* Allocate a free slot in the root directory for a new file. The file name is
   constructed after 'pattern', which must include a %d type format for printf
   and expand to exactly 11 characters. The name actually used is written into
   the 'de' structure, the rest of *de is cleared. The offset returned is to
   where in the filesystem the entry belongs. */

int scan_root(DOS_FS *fs);

/* Scans the root directory and recurses into all subdirectories. See check.c
   for all the details. Returns a non-zero integer if the file system has to
   be checked again. */

#endif