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

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

/**

Sets 64 bit file size.

The low word is stored in iSize and high word is stored in private data member iSizeHigh.

This is intended to be used by File Systsem Plugin implementations, and not recommended

to be called by general clients of the File Server.

@publishedAll

@prototype

@see TEntry::iSize

*/

inline void TEntry::SetFileSize(TInt64 aFileSize)

	{

	iAtt &= ~KEntryAttPacked;

	iSizeHigh=I64HIGH(aFileSize); 

	iSize=I64LOW(aFileSize);

	}

			return KErrArgument;										

inline RFs::TNameValidParam::TNameValidParam(TBool aUseSessionPath)

	{

  	iError = ErrNone;

  	iUseSessionPath = aUseSessionPath;

  	iInvalidCharPos = 0;

  	}

inline RFs::TNameValidParam::TError RFs::TNameValidParam::ErrorCode()const

/**

returns the error code.

@see TError 

*/ 

	{

	return iError;

	}

/**

Allows the user to set, whether he wants to use the session path for filling

up missing parts of the name that he passes to RFs::IsValidName(TDesC& aName, TNameValidParam& aParam).

If aUseSessionPath is EFalse, then the sessionpath is not used to validate aName.

*/

inline void RFs::TNameValidParam::UseSessionPath(TBool aUseSessionPath)

	{

	iUseSessionPath = aUseSessionPath;

	}

/**

if the error code returned by TNameValidParam::ErrorCode() is TError::ErrBadCharacter,

then this returns the position of the rightmost invalid character.

For eg: "a>bcd>" would have the iInvalidCharPos=6 and not 2.

However preference is given to wild characters whil reporting the invalid character position

For eg: "a*bcd>" would return the iInvalidCharPos= 2 and not 6. 

if any other error code is returned then this value is 0.

*/

inline TUint RFs::TNameValidParam::InvalidCharPos()const

	{

	return iInvalidCharPos;

	}

//-------------------------------------------------------------------------------------------------------------------

TVolFormatParam::TVolFormatParam() 

                :iUId((TUint32)KUId), iFSysNameHash(0)

    {

    Init();

    }

/** resets all data to the "not set" values */

void TVolFormatParam::Init()

    {

    iFSysNameHash = 0;

    iParamsSet = EFalse;

    Mem::FillZ(iData, sizeof(iData));

    }

/** 

    Calculates the file system name hash. For use in conjunction with this class only

    The file system name hash is a standard CRC32 on the up-cased name.

    @param  aFsName given name.

    @return CRC32 name hash value

*/    

TUint32 TVolFormatParam::CalcFSNameHash(const TDesC& aFsName) 

    {

    TUint32 nameHash = 0;

    if(aFsName.Length() > 0)

        {

        TFullName fsName;

        fsName.Copy(aFsName);

        fsName.UpperCase();

        Mem::Crc32(nameHash, fsName.Ptr(), fsName.Length());

        }

    return nameHash;

    }

/** sets the file system name hash corresponding to aFsName */

void TVolFormatParam::SetFileSystemName(const TDesC& aFsName)

    {

    iFSysNameHash = CalcFSNameHash(aFsName);

    }    

/** @return file system name hash that was wet by SetFileSystemName() */

TUint32 TVolFormatParam::FSNameHash() const 

    {

    return iFSysNameHash;

    }

/** @return ETrue if the user has set at least one parameter apart from the file sysetm name, i.e. SetVal() was called */

TBool TVolFormatParam::SomeParamsSet() const 

    {

    return iParamsSet;

    }

/** 

    assign a data slot some integer value.

    @param  index of the slot 0..KMaxDataSlots-1

    @aVal   value to set

*/

void TVolFormatParam::SetVal(TUint aIndex, TUint32 aVal)

    {

    ASSERT(aIndex < KMaxDataSlots); 

    iData[aIndex] = aVal; 

    iParamsSet= ETrue;

    }

/**

    @param  index of the slot 0..KMaxDataSlots-1

    @return data from the specified slot

*/

TUint32 TVolFormatParam::GetVal(TUint aIndex) const 

    {

    ASSERT(aIndex< KMaxDataSlots); 

    return iData[aIndex];

    }