smsprotocols/smsstack/smsu/inc/smsustrm.inl
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:41:59 +0200
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// Copyright (c) 1999-2009 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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// contains the inline functions of the RSmsSocketBuf class
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// 
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//
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/**
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 @file
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 @return how much the socket is lagging for read
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 If positive the buffer needs to read more from the socket in order to be synchronised
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 @publishedAll
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*/
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inline TInt RSmsSocketBuf::Lag(TRead) const
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	{
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	return Ptr(ERead)-End(ERead);
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	}
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/**
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 *  @return how much the socket is lagging for write
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 *  If positive the buffer need to write more to the socket in order to be synchronised
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 */
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inline TInt RSmsSocketBuf::Lag(TWrite) const
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	{
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	return Ptr(EWrite)-iBuffer;
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	}