/*****************************************************************************\*              efs - General purpose Embedded Filesystem library              **          --------------------- -----------------------------------          **                                                                             ** Filename :  fat.h                                                           ** Description : Headerfile for fat.c The files are an extend of the fs.c fs.h **               pair.                                                         **                                                                             ** 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; version 2                     ** of the License.                                                             *                                                                              ** 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.                                **                                                                             ** As a special exception, if other files instantiate templates or             ** use macros or inline functions from this file, or you compile this          ** file and link it with other works to produce a work based on this file,     ** this file does not by itself cause the resulting work to be covered         ** by the GNU General Public License. However the source code for this         ** file must still be made available in accordance with section (3) of         ** the GNU General Public License.                                             **                                                                             ** This exception does not invalidate any other reasons why a work based       ** on this file might be covered by the GNU General Public License.            **                                                                             **                                                    (c)2006 Lennart Yseboodt **                                                    (c)2006 Michael De Nil   *\*****************************************************************************/#ifndef __FAT_H_#define __FAT_H_/*****************************************************************************/#include "config.h"#include "error.h"#include "file.h"#include "debug.h"#include "types.h"/*****************************************************************************/euint32 fat_getSectorAddressFatEntry(FileSystem *fs,euint32 cluster_addr);euint32 fat_getNextClusterAddress(FileSystem *fs,	euint32 cluster_addr, euint16 *linear);void fat_setNextClusterAddress(FileSystem *fs,euint32 cluster_addr,euint32 next_cluster_addr);eint16 fat_isEocMarker(FileSystem *fs,euint32 fat_entry);euint32 fat_giveEocMarker(FileSystem *fs);euint32 fat_findClusterAddress(FileSystem *fs,euint32 cluster,euint32 offset, euint8 *linear);euint32 fat_getNextClusterAddressWBuf(FileSystem *fs,euint32 cluster_addr, euint8 * buf);void fat_setNextClusterAddressWBuf(FileSystem *fs,euint32 cluster_addr,euint32 next_cluster_addr,euint8 * buf);esint16 fat_getNextClusterChain(FileSystem *fs, ClusterChain *Cache);void fat_bogus(void);esint16 fat_LogicToDiscCluster(FileSystem *fs, ClusterChain *Cache,euint32 logiccluster);eint16 fat_allocClusterChain(FileSystem *fs,ClusterChain *Cache,euint32 num_clusters);eint16 fat_unlinkClusterChain(FileSystem *fs,ClusterChain *Cache);euint32 fat_countClustersInChain(FileSystem *fs,euint32 firstcluster);euint32 fat_DiscToLogicCluster(FileSystem *fs,euint32 firstcluster,euint32 disccluster);euint32 fat_countFreeClusters(FileSystem *fs);#endif