1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 #ifndef __FILE_SYSTEM_ITEM_HEADER__

    18 #define __FILE_SYSTEM_ITEM_HEADER__ 

    19 #include "fatdefines.h"

    20 #include <time.h>

    21 class UTF16String; 

    22 class TFSNode {

    23 public :

    24    TFSNode(TFSNode* aParent = 0 ,const char* aFileName = 0, TUint8 aAttrs = 0, const char* aPCSideName = 0);

    25 	~TFSNode() ;

    26 #ifdef _DEBUG

    27 	void PrintTree(int nTab = 0);

    28 #endif

    29 	inline TUint8 GetAttrs() const { return iAttrs ;}

    30 	inline const char* GetFileName() const { return (iFileName != 0) ? iFileName : "" ;}

    31 	inline const char* GetPCSideName() const { return (iPCSideName != 0) ? iPCSideName : "" ;}

    32 	inline TFSNode* GetParent() const { return iParent;}

    33 	inline TFSNode* GetFirstChild() const {return iFirstChild;}

    34 	inline TFSNode* GetSibling() const { return iSibling ;}

    35 	

    36 	// return the size of memory needed to store this entry in a FAT system

    37 	// for a file entry, it's size of file

    38 	// for a directory entry, it's sumup of memory for subdir and files entry storage

    39 	TUint GetSize() const ; 

    40 	

    41 	bool IsDirectory() const ;

    42 	

    43 	//Except for "." and "..", every direcoty/file entry in FAT filesystem are treated as with

    44 	//"long name", for the purpose of reserving case sensitive file name.

    45 	// This function is for GetLongEntries() to know length of long name .

    46 	int GetWideNameLength() const ;

    47 	

    48 	// To init the entry,

    49 	// For a file entry, aSize is the known file size,

    50 	// For a directory entry, aSize is not cared.	

    51 	void Init(time_t aCreateTime, time_t aAccessTime, time_t aWriteTime, TUint aSize );

    52 	

    53 	//This function is used by TFatImgGenerator::PrepareClusters, to prepare the clusters 

    54 	// aClusterData should points to a buffer which is at least the size returns by 

    55 	// GetSize() 

    56 	void WriteDirEntries(TUint aStartIndex, TUint8* aClusterData ); 

    57 	

    58 	static TFSNode* CreateFromFolder(const char* aPath,TFSNode* aParent = NULL);

    59 	

    60 	

    61 	

    62 protected:

    63 	void GenerateBasicName();

    64 	void MakeUniqueShortName(char rShortName[12],TUint baseNameLength) const;

    65 	void GetShortEntry(TShortDirEntry* aEntry);

    66 	int GetLongEntries(TLongDirEntry* aEntries) ; 

    67 	TFSNode* iParent ;

    68 	TFSNode* iFirstChild ;

    69 	TFSNode* iSibling ;

    70 	TUint8 iAttrs ;

    71 	char* iPCSideName;

    72 	char* iFileName;

    73 	char iShortName[12];

    74 	UTF16String* iWideName ;	

    75 	TTimeInteger iCrtTime ;

    76 	TDateInteger iCrtDate ;

    77 	TUint8 iCrtTimeTenth ;

    78 	TDateInteger iLstAccDate ;

    79 	TTimeInteger iWrtTime ;

    80 	TDateInteger iWrtDate ;

    81 	TUint iFileSize ;

    82 	TShortDirEntry* iFATEntry ;

    83 };

    84  

    85 #endif