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// Copyright (c) 2003-2009 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 the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
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// which accompanies this distribution, and is available
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// at the URL "http://www.symbianfoundation.org/legal/licencesv10.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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#if !defined(__VJCOMP_INL_)
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#define __VJCOMP_INL_
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/**
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Tests if the delta value is compressible into the 16 bit VJ delta format.
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The aDelta value actually needs a 33 bit signed integer to hold the entire
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possible range, but the twos complement math works out if it's just
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stored as a 32 bit unsigned integer.
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@param aDelta Delta value to test
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@return ETrue if the value is compressible
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*/
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inline TBool CVJCompressor::IsDeltaCompressible(TUint32 aDelta) const
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{
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// This test is a faster equivalent to:
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// (aDelta >= 0) && (aDelta <= 0xffff)
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// if aDelta were signed
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return !(aDelta & 0xffff0000);
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}
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inline TUint8* CVJCompressor::GetTCPOpts(ThdrTCP* aTCPHeader) const
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/**
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Returns a pointer to the start of the TCP options (if there are any).
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@param aTCPHeader TCP header
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@return Start of the TCP options
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*/
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{
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TUint8* aPtr = (TUint8*)aTCPHeader+KTCPHeaderSize;
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return aPtr;
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}
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#endif // __VJCOMP_INL_
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