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o add fat filesystem test for arm lpc2148

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david
2009-02-14 17:52:52 +01:00
parent 45548384d4
commit 3e4abc9b01
115 changed files with 26014 additions and 0 deletions
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95
poc/lpc2148_efsl/inc/file.h Normal file
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/*****************************************************************************\
* efs - General purpose Embedded Filesystem library *
* --------------------- ----------------------------------- *
* *
* Filename : file.h *
* Description : Headerfile for file.c *
* *
* 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 __FILE_H_
#define __FILE_H_
/*****************************************************************************/
#include "config.h"
#include "error.h"
#include "time.h"
#include "fs.h"
#include "dir.h"
#include "plibc.h"
#include "debug.h"
#include "types.h"
#include "fat.h"
/*****************************************************************************/
#define MODE_READ 0x72
#define MODE_WRITE 0x77
#define MODE_APPEND 0x61
#define FILE_STATUS_OPEN 0
#define FILE_STATUS_WRITE 1
/*****************************************************************************\
* File
* ------
* FileRecord DirEntry Copy of the FileRecord for this file
* FileLocation Location Location of the direntry
* FileSystem *fs Pointer to the filesystem this file is on
* FileCache Cache Pointer to the cache object of the file
* euint8 FileStatus Contains bitfield regarding filestatus
* euint32 FilePtr Offsetpointer for fread/fwrite functions
* euint32 FileSize Working copy of the filesize, always use this,
it is more up to date than DirEntry->FileSize,
which is only updated when flushing to disc.
\*****************************************************************************/
struct File{
FileRecord DirEntry;
FileLocation Location; /* Location in directory!! */
FileSystem *fs;
ClusterChain Cache;
euint8 FileStatus;
euint32 FilePtr;
euint32 FileSize;
};
typedef struct File File;
esint8 file_fopen(File *file, FileSystem *fs,eint8 *filename, eint8 mode);
esint8 file_fclose(File *file);
esint16 file_setpos(File *file,euint32 pos);
euint32 file_fread(File *file,euint32 offset, euint32 size,euint8 *buf);
euint32 file_read (File *file,euint32 size,euint8 *buf);
euint32 file_fwrite(File* file,euint32 offset,euint32 size,euint8* buf);
euint32 file_write (File* file,euint32 size,euint8* buf);
eint8* file_normalToFatName(eint8* filename,eint8* fatfilename);
euint8 file_validateChar(euint8 c);
void file_initFile(File *file, FileSystem *fs, FileLocation *loc);
eint16 file_allocClusterChain(File *file,euint32 num_clusters);
void file_setAttr(File* file,euint8 attribute,euint8 val);
euint8 file_getAttr(File* file,euint8 attribute);
euint32 file_requiredCluster(File *file,euint32 offset, euint32 size);
#endif