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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 the License "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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// e32test\debug\d_codemodifier.h
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//
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//
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#ifndef __D_CODEMODIFIER_H__
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#define __D_CODEMODIFIER_H__
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#include <e32cmn.h>
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#ifndef __KERNEL_MODE__
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#include <e32std.h>
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#endif
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_LIT(KCodeModifierName,"d_codemodifier");
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/**
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The user side class for controlling trace handler hook.
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*/
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class RCodeModifierDevice : public RBusLogicalChannel
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{
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public:
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enum TControl
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{
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EControlThreadId,
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EInitialiseCodeModifier,
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ECloseCodeModifier,
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EControlWriteCode,
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EControlRestoreCode,
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EControlReadWord,
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EControlWriteWord,
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EControlAllocShadowPage,
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EControlFreeShadowPage
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};
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//Used by all device calls
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struct TData
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{
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TData(){};
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TData(TInt aServer, TInt aThreadId, TUint aAddress, TInt aSize):
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iServer(aServer),iThreadId(aThreadId),iAddress(aAddress),iSize(aSize){};
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TInt iServer; //0-XIP server, otherwise - NONXIP server
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TInt iThreadId; //threadID
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TUint iAddress;
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TInt iSize;
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};
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public:
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#ifndef __KERNEL_MODE__
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TInt Open()
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{return DoCreate(KCodeModifierName,TVersion(1,0,0),KNullUnit,NULL,NULL);}
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TInt InitialiseCodeModifier(TInt aSize)
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{TData data(0,0,0,aSize);return DoControl(EInitialiseCodeModifier, reinterpret_cast<TAny*>(&data));}
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TInt CloseCodeModifier()
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{TData data(0,0,0,0);return DoControl(ECloseCodeModifier, reinterpret_cast<TAny*>(&data));}
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TInt ThreadId(TInt aServer, TInt aThreadId)
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{TData data(aServer,aThreadId,0,0); return DoControl(EControlThreadId, reinterpret_cast<TAny*>(&data));}
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TInt ReadWord(TInt aServer, TInt aAddress, TInt* aValue)
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{TData data(aServer,0,aAddress,0); return DoControl(EControlReadWord, reinterpret_cast<TAny*>(&data), reinterpret_cast<TAny*>(aValue));}
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TInt WriteWord(TInt aServer, TInt aAddress, TInt aValue)
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{TData data(aServer,0,aAddress,0); return DoControl(EControlWriteWord, reinterpret_cast<TAny*>(&data), reinterpret_cast<TAny*>(aValue));}
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TInt WriteCode(TInt aServer, TUint aAddress, TInt aValue, TInt aSize)
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{TData data(aServer,0,aAddress,aSize);return DoControl(EControlWriteCode, reinterpret_cast<TAny*>(&data), reinterpret_cast<TAny*>(aValue));}
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TInt RestoreCode(TInt aServer, TUint aAddress)
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{TData data(aServer,0,aAddress,0); return DoControl(EControlRestoreCode, reinterpret_cast<TAny*>(&data));}
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TInt AllocShadowPage(TInt aAddress)
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{TData data(0,0,aAddress,0);return DoControl(EControlAllocShadowPage, reinterpret_cast<TAny*>(&data));}
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TInt FreeShadowPage(TInt aAddress)
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{TData data(0,0,aAddress,0);return DoControl(EControlFreeShadowPage, reinterpret_cast<TAny*>(&data));}
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#endif //__KERNEL_MODE__
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};
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#endif //__D_LOGTOFILE_H__
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