calc.h

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/*
    libparted
    Copyright (C) 1998-2000, 2007, 2009-2014, 2019-2023 Free Software
    Foundation, Inc.
 
    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/>.
*/
 
#ifndef PED_FAT_CALC_H
#define PED_FAT_CALC_H
 
extern PedSector fat_min_cluster_size (FatType fat_type);
extern PedSector fat_max_cluster_size (FatType fat_type);
extern FatCluster fat_min_cluster_count (FatType fat_type);
extern FatCluster fat_max_cluster_count (FatType fat_type);
 
extern PedSector fat_min_reserved_sector_count (FatType fat_type);
 
extern int fat_check_resize_geometry (const PedFileSystem* fs,
                                      const PedGeometry* geom,
                                      PedSector new_cluster_sectors,
                                      FatCluster new_cluster_count);
 
extern int fat_calc_sizes (PedSector size,
                           PedSector align,
                           FatType fat_type,
                           PedSector root_dir_sectors,
                           PedSector* out_cluster_sectors,
                           FatCluster* out_cluster_count,
                           PedSector* out_fat_size);
 
extern int fat_calc_resize_sizes (const PedGeometry* geom,
                                  PedSector align,
                                  FatType fat_type,
                                  PedSector root_dir_sectors,
                                  PedSector cluster_sectors,
                                  PedSector* out_cluster_sectors,
                                  FatCluster* out_cluster_count,
                                  PedSector* out_fat_size);
 
extern PedSector
fat_calc_align_sectors (const PedFileSystem* new_fs,
                        const PedFileSystem* old_fs);
 
extern int
fat_is_sector_in_clusters (const PedFileSystem* fs, PedSector sector);
 
extern FatFragment
fat_cluster_to_frag (const PedFileSystem* fs, FatCluster cluster);
 
extern FatCluster
fat_frag_to_cluster (const PedFileSystem* fs, FatFragment frag);
 
extern PedSector
fat_frag_to_sector (const PedFileSystem* fs, FatFragment frag);
 
extern FatFragment
fat_sector_to_frag (const PedFileSystem* fs, PedSector sector);
 
extern PedSector
fat_cluster_to_sector (const PedFileSystem* fs, FatCluster cluster);
 
extern FatCluster
fat_sector_to_cluster (const PedFileSystem* fs, PedSector sector);
 
#endif /* PED_FAT_CALC_H */