author | Jon Chatten |
Thu, 10 Dec 2009 15:35:48 +0000 | |
branch | wip |
changeset 61 | f520dfd22025 |
parent 0 | 044383f39525 |
child 590 | 360bd6b35136 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006-2009 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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* Long name class for FileSystem component |
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* @internalComponent |
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* @released |
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* |
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*/ |
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#ifndef LONGNAME_H |
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#define LONGNAME_H |
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#include "cluster.h" |
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#include "longentry.h" |
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#define ToString(dataInteger) reinterpret_cast<char*>(&dataInteger),sizeof(dataInteger) |
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typedef std::stack<CLongEntry*> LongEntryStack; |
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typedef std::list<String> StringList; |
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//Long entry sub name lengths |
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enum TLongSubNameLength |
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{ |
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ESubName1Length = 5, |
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ESubName2Length = 6, |
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ESubName3Length = 2 |
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}; |
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//Name length constants |
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enum TNameLength |
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{ |
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EExtensionLength = 0x03, |
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EShortNameInitialLength = 0x06, |
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ETildeNumberPosition = 0x07, |
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ENameLength = 0x8, |
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ENameLengthWithExtension = 0x0B |
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}; |
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//Holds all the short directory entry. |
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static StringList GShortEntryList; |
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/** |
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This class is used to prepare Long Name Directory entry portion of Directory Entry region |
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@internalComponent |
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@released |
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*/ |
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class ClongName |
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{ |
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private: |
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StringList iSubNamesList; //Holds the splitted file names |
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LongEntryStack iLongEntryStack; //Holds all the long name directory entry node's |
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unsigned int iClusterNumber; //Current cluster number, where the current long entry needs to be written |
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CCluster* iClusterPtr; |
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String iLongName; |
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char iLongEntryAttribute; |
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String iShortName; |
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unsigned int iLongNameLength; |
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unsigned int iTildeNumberPosition; |
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/**If the received sub name entry size is equal to its expected length, then |
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two NULL character should be preceded at the start of next sub name |
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*/ |
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bool iSubNameProperEnd; //Is name ends without NULL character termination? |
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bool iFirstNullName;// Is first name ending with NULL character? |
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private: |
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String GetShortEntryName(); |
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unsigned char CalculateCheckSum(); |
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void WriteLongEntry(CLongEntry* aLongEntry,String& longEntryString); |
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void WriteSubName(String& aSubName,unsigned short aSubNameLength, |
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String& alongEntryString); |
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void FormatLongFileName(String& aLongName); |
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void CheckAndUpdateShortName(String& aShortName); |
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void PushAndErase(String& aFirstName,String& aSecondName,String& aThirdName); |
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void GetSubName(String& aLongName, |
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int& aStartIndex, |
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int& aStringLength, |
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int aSubNameLength, |
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String& aSubName); |
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void PopAndErase(); |
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void CalculateExtentionLength(); |
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public: |
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ClongName(CCluster* aClusterPtr, CDirectory* aEntry); |
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~ClongName(); |
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CDirectory* CreateShortEntry(CDirectory* aEntry); |
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String CreateLongEntries(); |
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static void DestroyShortEntryList(); |
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}; |
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#endif //LONGNAME_H |