kernel/eka/include/e32ldr.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 13:38:45 +0200
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Revision: 201001 Kit: 201001
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// Copyright (c) 1995-2009 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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// e32\include\e32ldr.h
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// 
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// WARNING: This file contains some APIs which are internal and are subject
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//          to change without notice. Such APIs should therefore not be used
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//          outside the Kernel and Hardware Services package.
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//
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/**
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 @file
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 @internalTechnology
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*/
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#ifndef __E32LDR_H__
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#define __E32LDR_H__
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#include <e32cmn.h>
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/**
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	@internalTechnology
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	Where sections of a file are located on the media.
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	The kernel uses this to load in parts of a demand paged file.
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 */
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class TBlockMapEntryBase
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	{
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public:
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	TUint iNumberOfBlocks;  // Number of contiguous blocks in map.
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	TUint iStartBlock;		// Number for first block in the map.
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	};
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/**
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	@internalTechnology
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	Describes context for TBlockMapEntryBase objects.
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 */
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struct SBlockMapInfoBase
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	{
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	TUint iBlockGranularity;	// Size of a block in bytes.
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	TUint iBlockStartOffset;	// Offset to start of the file or requested file position within a block.
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	TInt64 iStartBlockAddress;	// Address of the first block of the partition.
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	TInt iLocalDriveNumber;		// Local drive number of where the file lies on.
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	};
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#ifndef SYMBIAN_ENABLE_SPLIT_HEADERS
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#include <e32ldr_private.h>
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#endif
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#endif // __E32LDR_H__
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