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// Copyright (c) 2007-2009 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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// surface manager API
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//
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//
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#include "tsmgmultprocessshared.h"
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#include <e32def_private.h>
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/**
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Creates a wrapper object for a shared chunk between processes
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*/
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CChunkWrapper* CChunkWrapper::CreateL(const TDesC& aName, TInt aSize, TInt aMaxSize)
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{
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CChunkWrapper* self = new(ELeave) CChunkWrapper();
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CleanupStack::PushL(self);
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self->CreateConstructL(aName, aSize, aMaxSize);
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CleanupStack::Pop(self);
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return self;
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}
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/**
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Second phase creation of the shared chunk wrapper
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*/
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void CChunkWrapper::CreateConstructL(const TDesC& aName, TInt aSize, TInt aMaxSize)
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{
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User::LeaveIfError(iChunk.CreateGlobal(aName, aSize, aMaxSize));
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}
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/**
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Opens an alerady created wrapper for a chunk that we share between processes
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*/
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CChunkWrapper* CChunkWrapper::OpenL(const TDesC& aName, TBool aIsReadOnly)
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{
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CChunkWrapper* self = new(ELeave) CChunkWrapper();
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CleanupStack::PushL(self);
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self->OpenConstructL(aName, aIsReadOnly);
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CleanupStack::Pop(self);
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return self;
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}
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/**
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Second phase opening a previously created chunk
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*/
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void CChunkWrapper::OpenConstructL(const TDesC& aName, TBool aIsReadOnly)
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{
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User::LeaveIfError(iChunk.OpenGlobal(aName, aIsReadOnly));
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}
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/**
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Destructor
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*/
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CChunkWrapper::~CChunkWrapper()
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{
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iChunk.Close();
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}
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/**
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Constructor
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*/
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CChunkWrapper::CChunkWrapper()
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{
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}
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/**
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Sets the results (bitmapped into a TInt) of all the second process tests
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Second process results always reside in the first sizeof(TInt) bytes of the chunk
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*/
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void CChunkWrapper::SetSecondProcessResults(TInt aResult)
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{
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TUint8* ptr = iChunk.Base();
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TInt* intPtr = reinterpret_cast<TInt*>(ptr);
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*intPtr = aResult;
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}
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/**
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Gets the results (bitmapped into a TInt) of all the second process tests
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Second process results always reside in the first sizeof(TInt) bytes of the chunk
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*/
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TInt CChunkWrapper::GetSecondProcessResults()
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{
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TUint8* ptr = iChunk.Base();
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TInt* intPtr = reinterpret_cast<TInt*>(ptr);
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return *intPtr;
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}
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/**
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Sets the results (bitmapped into a TInt) of all the third process tests
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Third process results always reside in the second sizeof(TInt) bytes of the chunk
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*/
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void CChunkWrapper::SetThirdProcessResults(TInt aResult)
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{
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TUint8* ptr = iChunk.Base();
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TInt* intPtr = reinterpret_cast<TInt*>(ptr);
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intPtr++; // Offset to second TInt in the chunk
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*intPtr = aResult;
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}
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/**
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Gets the results (bitmapped into a TInt) of all the second process tests
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Second process results always reside in the first sizeof(TInt) bytes of the chunk
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*/
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TInt CChunkWrapper::GetThirdProcessResults()
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{
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TUint8* ptr = iChunk.Base();
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TInt* intPtr = reinterpret_cast<TInt*>(ptr);
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intPtr++; // Offset to second TInt in the chunk
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return *intPtr;
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}
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/**
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Puts the surfaceId of a surface on the shared chunk
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*/
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void CChunkWrapper::SetId(const TSurfaceId& aId)
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{
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TUint8* ptr = iChunk.Base();
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TInt* intPtr = reinterpret_cast<TInt*>(ptr);
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intPtr += 2; // Offset past first two TInts in the chunk
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TUint32* uintPtr = reinterpret_cast<TUint32*>(intPtr);
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for(TInt ii = 0; ii < 4; ++ii, ++uintPtr)
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{
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*uintPtr = aId.iInternal[ii];
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}
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}
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/**
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Reads the surfaceId of a surface off the shared chunk
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*/
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TSurfaceId CChunkWrapper::GetId()
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{
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TSurfaceId id;
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TUint8* ptr = iChunk.Base();
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TInt* intPtr = reinterpret_cast<TInt*>(ptr);
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intPtr += 2; // Offset past first two TInts in the chunk
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TUint32* uintPtr = reinterpret_cast<TUint32*>(intPtr);
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for(TInt ii = 0; ii < 4; ++ii, ++uintPtr)
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{
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id.iInternal[ii] = *uintPtr;
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}
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return id;
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}
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CTestDriver::CTestDriver()
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{
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iTestResult = 0;
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}
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void CTestDriver::ConstructL()
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{
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User::LeaveIfError(iSurfaceManager.Open());
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TRAPD(err,iChunkWrapper = CChunkWrapper::OpenL(KSharedChunkName, ETrue));
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if (err == KErrNotFound) //the chunk wrapper is not yet created, cant be opened
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{
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iChunkWrapper =CChunkWrapper::CreateL(KSharedChunkName, KSharedChunkSize, KSharedChunkSize);
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}
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}
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CTestDriver::~CTestDriver()
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{
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// Cleanup
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iSurfaceManager.Close();
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delete iChunkWrapper;
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}
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