// Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// ROFS.INL

// 

//

inline const TText* CDirectoryCache::NameAddress( const TRofsEntry* aEntry )

	{

	return (const TText*)(((const TUint8*)aEntry) + aEntry->iNameOffset);

	};

inline TUint32 CDirectoryCache::AlignUp( TUint32 aValue )

	{

	return aValue + ((4-aValue) & 3); // round up to next word boundary

	};

inline const TRofsDir* CDirectoryCache::RootDirectory() const

	{

	return reinterpret_cast<const TRofsDir*>( iTreeBuffer->Ptr() );

	}

inline const TRofsDir* CDirectoryCache::RofsDirFromMediaOffset( TUint aMediaOffset ) const

	{

	return reinterpret_cast<const TRofsDir*>(aMediaOffset - iTreeMediaOffset + iTreeBuffer->Ptr() );

	};

inline const TRofsDir* CDirectoryCache::RofsDirFromSubDirEntry( const TRofsEntry* aEntry ) const

	{

	return reinterpret_cast<const TRofsDir*>(aEntry->iFileAddress - iTreeMediaOffset + iTreeBuffer->Ptr() );

	};

inline const TRofsEntry* CDirectoryCache::FirstSubDirEntryFromDir( const TRofsDir* aDir )

	{

	return reinterpret_cast<const TRofsEntry*>(((const TUint8*)aDir) + aDir->iFirstEntryOffset );

	}

inline const TRofsEntry* CDirectoryCache::FirstFileEntryFromDir( const TRofsDir* aDir ) const

	{

	__ASSERT_DEBUG( aDir->iFileBlockAddress != NULL, CRofs::Panic( CRofs::EPanicNullFileBlock ));

	return reinterpret_cast<const TRofsEntry*>(aDir->iFileBlockAddress - iFilesMediaOffset + iFilesBuffer->Ptr() );

	}

inline const TAny* CDirectoryCache::EndOfFileBlockPlusOne( const TRofsDir* aDir ) const

	{

	__ASSERT_DEBUG( aDir->iFileBlockAddress != NULL, CRofs::Panic( CRofs::EPanicNullFileBlock2 ));

	return reinterpret_cast<const TAny*>( ((TUint8*)FirstFileEntryFromDir(aDir)) + aDir->iFileBlockSize );

	}

inline const TAny* CDirectoryCache::EndOfDirPlusOne( const TRofsDir* aDir ) const

	{

	return reinterpret_cast<const TAny*>( ((TUint8*)aDir) + aDir->iStructSize );

	}

inline const TRofsEntry* CDirectoryCache::NextEntry( const TRofsEntry* aEntry )

	{

	return (const TRofsEntry*)((const TUint8*)aEntry + AlignUp( aEntry->iStructSize ));

	}

inline CRofsMountCB& CRofsFileCB::RofsMount()

	{ return reinterpret_cast<CRofsMountCB&>(Mount()); };

inline void CRofsFileCB::SetMediaBase(const TUint aBase)

	{iMediaBase=aBase;}

inline void CRofsFileCB::SetAttExtra( TUint8 aAttExtra )

	{iAttExtra = aAttExtra;}

inline void CRofsDirCB::SetCache( CDirectoryCache* aCache )

	{iCache = aCache;}

inline CRofs& CRofsMountCB::FileSystem() const

	{return((CRofs&)Drive().FSys());}

inline TInt CRofs::TotalSupportedDrives() const

	{return iTotalSupportedDrives;}