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106 lines
5.4 KiB
C
106 lines
5.4 KiB
C
/*****************************************************************************
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* FullFAT - High Performance, Thread-Safe Embedded FAT File-System *
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* Copyright (C) 2009 James Walmsley (james@worm.me.uk) *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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* *
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* IMPORTANT NOTICE: *
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* ================= *
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* Alternative Licensing is available directly from the Copyright holder, *
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* (James Walmsley). For more information consult LICENSING.TXT to obtain *
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* a Commercial license. *
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* *
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* See RESTRICTIONS.TXT for extra restrictions on the use of FullFAT. *
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* *
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* Removing the above notice is illegal and will invalidate this license. *
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*****************************************************************************
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* See http://worm.me.uk/fullfat for more information. *
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* Or http://fullfat.googlecode.com/ for latest releases and the wiki. *
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*****************************************************************************/
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/**
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* @file ff_dir.h
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* @author James Walmsley
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* @ingroup DIR
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**/
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#ifndef _FF_DIR_H_
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#define _FF_DIR_H_
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#include "ff_types.h"
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#include "ff_config.h"
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#include "ff_error.h"
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#include "ff_ioman.h"
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#include "ff_blk.h"
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#include "ff_fat.h"
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#include "fat.h"
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#include "ff_memory.h"
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#include "ff_time.h"
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#include "ff_hash.h"
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#include "ff_crc.h"
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#include "ff_file.h"
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#include <string.h>
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typedef struct {
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FF_T_INT8 FileName[FF_MAX_FILENAME];
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FF_T_UINT8 Attrib;
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FF_T_UINT32 Filesize;
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FF_T_UINT32 ObjectCluster;
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#ifdef FF_TIME_SUPPORT
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FF_SYSTEMTIME CreateTime; ///< Date and Time Created.
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FF_SYSTEMTIME ModifiedTime; ///< Date and Time Modified.
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FF_SYSTEMTIME AccessedTime; ///< Date of Last Access.
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#endif
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//---- Book Keeping for FF_Find Functions
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FF_T_UINT16 CurrentItem;
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FF_T_UINT32 DirCluster;
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FF_T_UINT32 CurrentCluster;
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FF_T_UINT32 AddrCurrentCluster;
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//FF_T_UINT8 NumLFNs;
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} FF_DIRENT;
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FF_ERROR FF_GetEntry (FF_IOMAN *pIoman, FF_T_UINT16 nEntry, FF_T_UINT32 DirCluster, FF_DIRENT *pDirent);
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FF_T_SINT8 FF_PutEntry (FF_IOMAN *pIoman, FF_T_UINT16 Entry, FF_T_UINT32 DirCluster, FF_DIRENT *pDirent);
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FF_T_SINT8 FF_FindEntry (FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_INT8 *Name, FF_DIRENT *pDirent, FF_T_BOOL LFNs);
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FF_ERROR FF_FindFirst (FF_IOMAN *pIoman, FF_DIRENT *pDirent, const FF_T_INT8 *path);
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FF_ERROR FF_FindNext (FF_IOMAN *pIoman, FF_DIRENT *pDirent);
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void FF_PopulateShortDirent(FF_IOMAN *pIoman, FF_DIRENT *pDirent, FF_T_UINT8 *EntryBuffer);
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FF_T_SINT8 FF_PopulateLongDirent(FF_IOMAN *pIoman, FF_DIRENT *pDirent, FF_T_UINT32 DirCluster, FF_T_UINT16 nEntry);
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FF_T_SINT8 FF_FetchEntry (FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_UINT16 nEntry, FF_T_UINT8 *buffer);
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FF_T_SINT8 FF_PushEntry (FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_UINT16 nEntry, FF_T_UINT8 *buffer);
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FF_T_BOOL FF_isEndOfDir (FF_T_UINT8 *EntryBuffer);
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FF_T_SINT8 FF_FindNextInDir(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_DIRENT *pDirent);
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FF_T_UINT32 FF_FindEntryInDir(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_INT8 *name, FF_T_UINT8 pa_Attrib, FF_DIRENT *pDirent);
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FF_T_SINT8 FF_CreateShortName(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_INT8 *ShortName, FF_T_INT8 *LongName);
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void FF_lockDIR (FF_IOMAN *pIoman);
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void FF_unlockDIR (FF_IOMAN *pIoman);
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FF_T_UINT32 FF_CreateFile(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_INT8 *FileName, FF_DIRENT *pDirent);
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FF_ERROR FF_MkDir(FF_IOMAN *pIoman, const FF_T_INT8 *Path);
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FF_T_SINT8 FF_CreateDirent(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_DIRENT *pDirent);
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FF_T_SINT8 FF_ExtendDirectory(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster);
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FF_T_UINT32 FF_FindDir(FF_IOMAN *pIoman, const FF_T_INT8 *path, FF_T_UINT16 pathLen);
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FF_T_BOOL FF_CheckDirentHash(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_UINT32 nHash);
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FF_T_BOOL FF_DirHashed(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster);
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FF_ERROR FF_AddDirentHash(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_UINT32 nHash);
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void FF_SetDirHashed(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster);
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void FF_RmLFNs(FF_IOMAN *pIoman, FF_T_UINT32 DirCluster, FF_T_UINT16 DirEntry);
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#endif
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