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// Copyright (c) 2006-2009 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 "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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//
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/**
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SQL server message code maker.
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The function accepts as arguments the server function code, handle type and handle,
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and makes from them a 32-bit value, which is used as a function code in RMessage2 objects.
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@param aFunction function code
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@param aHandleType handle type - one of TSqlSrvHandleType enum item values
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@param aHandle handle
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@return The assembled from aFunction, aHandleType and aHandle message code which will be sent
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to the SQL server.
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@see RMessage2
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@see TSqlSrvFunction
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@internalComponent
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*/
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inline TInt MakeMsgCode(TSqlSrvFunction aFunction, TSqlSrvHandleType aHandleType, TInt aHandle)
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{
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return (aHandleType | (aHandle << KSqlSrvHandleShiftBits) | aFunction);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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////////// Case insensitive string comparisons ////
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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Used for comparing database names, table names, column names and parameter names when the text encoding is UTF8.
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@internalComponent
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*/
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inline TInt CompareNoCase8(const TDesC8& aLeft, const TDesC8& aRight)
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{
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return aLeft.CompareF(aRight);
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}
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/**
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Used for comparing database names, table names, column names and parameter names when the text encoding is UTF16.
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@internalComponent
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*/
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inline TInt CompareNoCase16(const TDesC16& aLeft, const TDesC16& aRight)
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{
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return aLeft.CompareF(aRight);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////
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////////// Buffer alignment functions /////////////
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////////////////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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Returns aLen 8-byte aligned.
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@param aLen Length value which needs alignment
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@return 8-byte aligned aLen value
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@internalComponent
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*/
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inline TInt AlignedLen8(TInt aLen)
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{
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return (aLen + 7) & (TUint32)~0x07;
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}
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#ifdef _DEBUG
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/**
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Returns true if aLen is 8-byte aligned
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The function is implemented only in _DEBUG releases.
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@param aLen Length value which will be checked
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@return True if aLen is 8-byte aligned
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@internalComponent
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*/
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inline TBool IsAligned8(TInt aLen)
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{
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return (aLen & 0x07) == 0;
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}
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#endif
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