1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/persistentdata/persistentstorage/sql/SRC/Client/IPC/IPCBuf.inl	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,79 @@
     1.4 +// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// Sets the read position.
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +inline void HIpcBuf::SetPos(TRead, TInt aPos)
    1.22 +	{
    1.23 +	iRPos = aPos;
    1.24 +	}
    1.25 +
    1.26 +/**
    1.27 +Sets the write position.
    1.28 +*/
    1.29 +inline void HIpcBuf::SetPos(TWrite, TInt aPos)
    1.30 +	{
    1.31 +	iWPos = aPos;
    1.32 +	}
    1.33 +
    1.34 +/**
    1.35 +@return Read position
    1.36 +*/
    1.37 +inline TInt HIpcBuf::Pos(TRead) const
    1.38 +	{
    1.39 +	return iRPos;
    1.40 +	}
    1.41 +
    1.42 +/**
    1.43 +@return Write position
    1.44 +*/
    1.45 +inline TInt HIpcBuf::Pos(TWrite) const
    1.46 +	{
    1.47 +	return iWPos;
    1.48 +	}
    1.49 +
    1.50 +/**
    1.51 +Moves the read position.
    1.52 +*/
    1.53 +inline TInt HIpcBuf::MovePos(TRead, TInt aOffset)
    1.54 +	{
    1.55 +	return iRPos += aOffset;
    1.56 +	}
    1.57 +
    1.58 +/**
    1.59 +@return The difference between read and write positions.
    1.60 +*/
    1.61 +inline TInt HIpcBuf::Lag(TRead) const
    1.62 +	{
    1.63 +	return Ptr(ERead) - End(ERead);
    1.64 +	}
    1.65 +
    1.66 +/**
    1.67 +@return The difference between the write position and the beginning of the buffer.
    1.68 +*/
    1.69 +inline TInt HIpcBuf::Lag(TWrite) const
    1.70 +	{
    1.71 +	return Ptr(EWrite) - iBuf.iData;
    1.72 +	}
    1.73 +
    1.74 +inline TInt HIpcBuf::Mark(TRead) const
    1.75 +	{
    1.76 +	return Pos(ERead) + Lag(ERead);
    1.77 +	}
    1.78 +
    1.79 +inline TInt HIpcBuf::Mark(TWrite) const
    1.80 +	{
    1.81 +	return Pos(EWrite) + Lag(EWrite);
    1.82 +	}