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

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

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

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // ROFS.INL

    15 // 

    16 //

    17 

    18 

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

    20 	{

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

    22 	};

    23 

    24 

    25 inline TUint32 CDirectoryCache::AlignUp( TUint32 aValue )

    26 	{

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

    28 	};

    29 

    30 inline const TRofsDir* CDirectoryCache::RootDirectory() const

    31 	{

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

    33 	}

    34 

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

    36 	{

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

    38 	};

    39 

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

    41 	{

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

    43 	};

    44 

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

    46 	{

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

    48 	}

    49 

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

    51 	{

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

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

    54 	}

    55 

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

    57 	{

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

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

    60 	}

    61 

    62 

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

    64 	{

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

    66 	}

    67 

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

    69 	{

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

    71 	}

    72 

    73 

    74 inline CRofsMountCB& CRofsFileCB::RofsMount()

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

    76 

    77 inline void CRofsFileCB::SetMediaBase(const TUint aBase)

    78 	{iMediaBase=aBase;}

    79 

    80 inline void CRofsFileCB::SetAttExtra( TUint8 aAttExtra )

    81 	{iAttExtra = aAttExtra;}

    82 

    83 

    84 inline void CRofsDirCB::SetCache( CDirectoryCache* aCache )

    85 	{iCache = aCache;}

    86 

    87 

    88 inline CRofs& CRofsMountCB::FileSystem() const

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

    90 

    91 

    92 inline TInt CRofs::TotalSupportedDrives() const

    93 	{return iTotalSupportedDrives;}

    94 

    95