| author | sl@SLION-WIN7.fritz.box |
| Fri, 15 Jun 2012 03:10:57 +0200 | |
| changeset 0 | bde4ae8d615e |
| permissions | -rw-r--r-- |
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// Copyright (c) 2005-2009 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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// Sets the read position. |
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// |
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// |
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|
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inline void HIpcBuf::SetPos(TRead, TInt aPos) |
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{
|
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iRPos = aPos; |
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} |
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|
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/** |
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Sets the write position. |
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*/ |
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inline void HIpcBuf::SetPos(TWrite, TInt aPos) |
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{
|
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iWPos = aPos; |
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} |
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|
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/** |
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@return Read position |
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*/ |
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inline TInt HIpcBuf::Pos(TRead) const |
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{
|
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return iRPos; |
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} |
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|
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/** |
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@return Write position |
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*/ |
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inline TInt HIpcBuf::Pos(TWrite) const |
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{
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return iWPos; |
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} |
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|
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/** |
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Moves the read position. |
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*/ |
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inline TInt HIpcBuf::MovePos(TRead, TInt aOffset) |
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{
|
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return iRPos += aOffset; |
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} |
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|
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/** |
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@return The difference between read and write positions. |
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*/ |
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inline TInt HIpcBuf::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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/** |
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@return The difference between the write position and the beginning of the buffer. |
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*/ |
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inline TInt HIpcBuf::Lag(TWrite) const |
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{
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return Ptr(EWrite) - iBuf.iData; |
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} |
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|
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inline TInt HIpcBuf::Mark(TRead) const |
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{
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return Pos(ERead) + Lag(ERead); |
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} |
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|
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inline TInt HIpcBuf::Mark(TWrite) const |
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{
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return Pos(EWrite) + Lag(EWrite); |
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} |