// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

/**

 SQL server message code maker.

 The function accepts as arguments the server function code, handle type and handle,

 and makes from them a 32-bit value, which is used as a function code in RMessage2 objects.

 @param aFunction   function code

 @param aHandleType handle type - one of TSqlSrvHandleType enum item values

 @param aHandle     handle

 @return The assembled from aFunction, aHandleType and aHandle message code which will be sent

 to the SQL server.

 @see RMessage2

 @see TSqlSrvFunction

 @internalComponent

*/

inline TInt MakeMsgCode(TSqlSrvFunction aFunction, TSqlSrvHandleType aHandleType, TInt aHandle)

	{

	return (aHandleType | (aHandle << KSqlSrvHandleShiftBits) | aFunction);

	}

////////////////////////////////////////////////////////////////////////////////////////////////////////

//////////                  Case insensitive string comparisons                                     ////

////////////////////////////////////////////////////////////////////////////////////////////////////////

/**

Used for comparing database names, table names, column names and parameter names when the text encoding is UTF8.

@internalComponent

*/

inline TInt CompareNoCase8(const TDesC8& aLeft, const TDesC8& aRight)

	{

	return aLeft.CompareF(aRight);

	}

/**

Used for comparing database names, table names, column names and parameter names when the text encoding is UTF16.

@internalComponent

*/

inline TInt CompareNoCase16(const TDesC16& aLeft, const TDesC16& aRight)

	{

	return aLeft.CompareF(aRight);

	}

////////////////////////////////////////////////////////////////////////////////////////////////////////////

//////////                      Buffer alignment functions                                     /////////////

////////////////////////////////////////////////////////////////////////////////////////////////////////////

/**

Returns aLen 8-byte aligned.

@param aLen Length value which needs alignment

@return 8-byte aligned aLen value

@internalComponent

*/

inline TInt AlignedLen8(TInt aLen)

	{

	return (aLen + 7) & (TUint32)~0x07;

	}

#ifdef _DEBUG

/**

Returns true if aLen is 8-byte aligned

The function is implemented only in _DEBUG releases.

@param aLen Length value which will be checked

@return True if aLen is 8-byte aligned

@internalComponent

*/

inline TBool IsAligned8(TInt aLen)

	{

	return (aLen & 0x07) == 0;	

	}

#endif