imgtools/imglib/memmap/include/memmap.h
author Richard Taylor <richard.i.taylor@nokia.com>
Tue, 04 May 2010 12:08:55 +0100
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/*
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* Copyright (c) 2008-2009 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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*
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*/
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#if !defined(__MEMMAP_H__)
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#define __MEMMAP_H__
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#include "memmaputils.h"
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/** 
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class Memmap
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@internalComponent
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@released
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*/
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class Memmap
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{
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private:
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	// Output image file name
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	String iOutFileName;
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	// Map pointer
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	char *iData;
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	// Maximum size of the memory map
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	unsigned long iMaxMapSize;
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	// Start offset of the memory map
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	unsigned long iStartOffset;
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	// Flag to fill the map after creating
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	int iFillFlg;
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	// Interface to platform utility functions
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	MemmapUtils *iUtils;
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	// Fill the memory map
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	int FillMemMap( unsigned char fillVal = 0 );
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public:
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	Memmap( int aFillFlg, String aOutputFile );
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	Memmap( int aFillFlg = 1);
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	~Memmap( );
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	// Create memory map
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	int CreateMemoryMap( unsigned long aStartOffset = 0, unsigned char aFillVal = 0 );
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	// Close the memory map
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	void CloseMemoryMap( int aCloseFile = 1 );
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	// Dump the memory map into a file
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	void WriteToOutputFile( );
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	// Set the output image file name
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	void SetOutputFile( String aOutputFile );
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	// Set the maximum memory map size
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	void SetMaxMapSize( unsigned long aMaxSize );
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	// Get the memory map pointer
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	char* GetMemoryMapPointer( );
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	// Get the map size
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	unsigned long GetMapSize( );
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	// Operator [] for accessing memory map
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	char& operator[]( unsigned long aIndex );
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};
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#endif //__MEMMAP_H__