context.h

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/*
    libparted
    Copyright (C) 1999-2000, 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_CONTEXT_H_INCLUDED
#define PED_FAT_CONTEXT_H_INCLUDED
 
#include "count.h"
 
enum _FatDirection {
        FAT_DIR_FORWARD,
        FAT_DIR_BACKWARD
};
typedef enum _FatDirection FatDirection;
 
struct _FatOpContext {
        PedFileSystem*          old_fs;
        PedFileSystem*          new_fs;
 
        PedSector               frag_sectors;   /* should equal old_fs and
                                                   new_fs's frag_sectors */
 
        FatDirection            start_move_dir;
        FatFragment             start_move_delta;
 
        FatFragment             buffer_offset;
        FatFragment             buffer_frags;
        FatFragment*            buffer_map;
 
        FatFragment             frags_duped;
 
        FatFragment*            remap;
 
        FatCluster              new_root_dir [32];
};
typedef struct _FatOpContext FatOpContext;
 
extern FatOpContext* fat_op_context_new (PedFileSystem* new_fs,
                                         PedFileSystem* old_fs);
 
extern void fat_op_context_destroy (FatOpContext* ctx);
 
extern FatFragment fat_op_context_map_static_fragment (const FatOpContext* ctx,
                                                       FatFragment frag);
extern FatCluster fat_op_context_map_static_cluster (const FatOpContext* ctx,
                                                     FatCluster clst);
 
extern FatFragment fat_op_context_map_fragment (const FatOpContext* ctx,
                                                FatFragment frag);
extern FatCluster fat_op_context_map_cluster (const FatOpContext* ctx,
                                              FatCluster clst);
 
extern int fat_op_context_create_initial_fat (FatOpContext* ctx);
 
#endif /* PED_FAT_CONTEXT_H_INCLUDED */