imgtools/romtools/rofsbuild/fsnode.h
author Zheng Shen <zheng.shen@nokia.com>
Wed, 13 Oct 2010 16:27:55 +0800
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ROM Tools 13.1.0.4
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#ifndef __FILE_SYSTEM_ITEM_HEADER__
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#define __FILE_SYSTEM_ITEM_HEADER__ 
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#include "fatdefines.h"
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#include <time.h>
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class UTF16String; 
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class TFSNode {
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public :
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   TFSNode(TFSNode* aParent = 0 ,const char* aFileName = 0, TUint8 aAttrs = 0, const char* aPCSideName = 0);
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	~TFSNode() ;
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#ifdef _DEBUG
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	void PrintTree(int nTab = 0);
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#endif
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	inline TUint8 GetAttrs() const { return iAttrs ;}
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	inline const char* GetFileName() const { return (iFileName != 0) ? iFileName : "" ;}
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	inline const char* GetPCSideName() const { return (iPCSideName != 0) ? iPCSideName : "" ;}
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	inline TFSNode* GetParent() const { return iParent;}
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	inline TFSNode* GetFirstChild() const {return iFirstChild;}
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	inline TFSNode* GetSibling() const { return iSibling ;}
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	// return the size of memory needed to store this entry in a FAT system
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	// for a file entry, it's size of file
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	// for a directory entry, it's sumup of memory for subdir and files entry storage
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	TUint GetSize() const ; 
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	bool IsDirectory() const ;
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	//Except for "." and "..", every direcoty/file entry in FAT filesystem are treated as with
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	//"long name", for the purpose of reserving case sensitive file name.
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	// This function is for GetLongEntries() to know length of long name .
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	int GetWideNameLength() const ;
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	// To init the entry,
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	// For a file entry, aSize is the known file size,
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	// For a directory entry, aSize is not cared.	
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	void Init(time_t aCreateTime, time_t aAccessTime, time_t aWriteTime, TUint aSize );
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	//This function is used by TFatImgGenerator::PrepareClusters, to prepare the clusters 
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	// aClusterData should points to a buffer which is at least the size returns by 
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	// GetSize() 
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	void WriteDirEntries(TUint aStartIndex, TUint8* aClusterData ); 
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protected:
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	void GenerateBasicName();
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	void MakeUniqueShortName(char rShortName[12],TUint baseNameLength) const;
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	void GetShortEntry(TShortDirEntry* aEntry);
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	int GetLongEntries(TLongDirEntry* aEntries) ; 
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	TFSNode* iParent ;
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	TFSNode* iFirstChild ;
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	TFSNode* iSibling ;
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	TUint8 iAttrs ;
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	char* iPCSideName;
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	char* iFileName;
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	char iShortName[12];
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	UTF16String* iWideName ;	
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	TTimeInteger iCrtTime ;
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	TDateInteger iCrtDate ;
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	TUint8 iCrtTimeTenth ;
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	TDateInteger iLstAccDate ;
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	TTimeInteger iWrtTime ;
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	TDateInteger iWrtDate ;
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	TUint iFileSize ;
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	TShortDirEntry* iFATEntry ;
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};
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#endif