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// Copyright (c) 2007-2009 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 "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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// ULogger
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//
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//
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/**
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@file
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@internalTechnology
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@prototype
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*/
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#ifndef INPUTDATA_H_
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#define INPUTDATA_H_
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#ifdef __SYMBIAN32__
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#include <e32base.h>
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#include <e32cmn.h>
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#else
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#include <iostream.h>
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#include <memory.h>
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#endif
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//define ControlData type
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typedef char ControlData;
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//const values
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const char DATA_SEPARATOR = ' '; //space
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const char CD_CR = 0x0D; //end os line in MacOS style
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const char CD_LF = 0x0A; //end of line in Unix/Linux style
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const int SIZE_OF_EOL = 2;
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const char CD_EOL[SIZE_OF_EOL] = {CD_CR,CD_LF}; //end of line in Windows OS style
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/**This class should be used to create, update and parse Control Data packages.
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Write type functions create new control data chunk and update existing one, whereas
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read type functions can parse and return certain data from existing control data packages.
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*/
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class CInputData
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{
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public:
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IMPORT_C CInputData(unsigned int aMinPackageSize=2);
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IMPORT_C virtual ~CInputData();
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//read type functions
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IMPORT_C unsigned long GetSize(const ControlData *aDataPtr);
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IMPORT_C unsigned long GetChunksCount(const ControlData *aDataPtr);
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IMPORT_C const void* GetChunk(const ControlData* aDataPtr, unsigned long aChunkNumber, unsigned long &aChunkSize);
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//write type functions
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IMPORT_C ControlData* CreatePackage(void* aCommand, signed long aCommandSize);
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IMPORT_C unsigned long AppendNewData(ControlData *&aDataPtr, const void* aAddData, unsigned long aAddDataSize);
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private:
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unsigned int iMinPackageSize;
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unsigned long FindAvailablePlace(const ControlData *aDataPtr);
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unsigned long CalcNumberOfPaddingChars(const ControlData *aDataPtr);
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};
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#endif /*CONTROLDATAMANAGER_H_*/
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