1 files changed, 77 insertions, 0 deletions
diff --git a/libparted/fs/r/fat/calc.h b/libparted/fs/r/fat/calc.h
new file mode 100644
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+++ b/libparted/fs/r/fat/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 */