os/kernelhwsrv/kerneltest/f32test/plugins/version_2/src/drivec_plugin.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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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 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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//
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#include "DriveC_plugin.h"
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#include <f32pluginutils.h>
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#include "plugincommon.h"
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/**
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Leaving New function for the plugin
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@internalComponent
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*/
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CDriveCPlugin* CDriveCPlugin::NewL()
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	{
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	CDriveCPlugin* self = new(ELeave) CDriveCPlugin;
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    CleanupStack::PushL(self);
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    self->ConstructL();
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    CleanupStack::Pop();
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	return self;
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	}
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/**
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Constructor for the plugin
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@internalComponent
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*/
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CDriveCPlugin::CDriveCPlugin() : iInterceptsEnabled(EFalse),
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									 iLogging(ETrue)
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	{
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	}
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void CDriveCPlugin::ConstructL()
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	{
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	}
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/**
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The destructor for the plugin
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@internalComponent
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*/
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CDriveCPlugin::~CDriveCPlugin()
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	{
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	iFs.Close();
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	}
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/**
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Initialise the plugin.
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@internalComponent
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*/
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void CDriveCPlugin::InitialiseL()
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	{
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	User::LeaveIfError(iFs.Connect());
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	CleanupClosePushL(iFs);
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	_LOG(_L("CDriveCPlugin InitialiseL"));
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	EnableInterceptsL();
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	CleanupStack::Pop(); // iFs
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	}
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/**
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Enable the plugin's intercepts.
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@internalComponent
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*/
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void CDriveCPlugin::EnableInterceptsL()
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	{
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	if (iInterceptsEnabled) return;
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	User::LeaveIfError(RegisterIntercept(EFsFileRead,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileWrite,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsDirOpen,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileLock,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileUnLock,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileSeek,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileSize,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileSetSize,	EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsDirReadOne,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsDirReadPacked,	EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileOpen,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileCreate,		EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileReplace,	EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileRename,		EPrePostIntercept));
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   	User::LeaveIfError(RegisterIntercept(EFsReadFileSection,EPrePostIntercept));
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	User::LeaveIfError(RegisterIntercept(EFsFileSubClose,	EPrePostIntercept)); 
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	_LOG(_L("DriveC Plugin: Enabled intercepts."));
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	iInterceptsEnabled = ETrue;
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	}
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/**
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Disable the plugin's intercepts.
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@internalComponent
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*/
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void CDriveCPlugin::DisableInterceptsL()
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	{
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	if (!iInterceptsEnabled) return;
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	User::LeaveIfError(UnregisterIntercept(EFsFileRead,		EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileRename,	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileWrite,	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsDirOpen,		EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileLock,		EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileUnLock,	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileSeek,		EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileSize,		EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileSetSize,	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileCreate,	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileOpen, 	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileReplace, 	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsFileSubClose, EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsReadFileSection,EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsDirReadOne,	EPrePostIntercept));
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	User::LeaveIfError(UnregisterIntercept(EFsDirReadPacked,EPrePostIntercept));
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	_LOG(_L("DriveC Plugin: Disabled intercepts."));
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	iInterceptsEnabled = EFalse;
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	}
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/**
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Handle requests
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@internalComponent
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*/
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TInt CDriveCPlugin::DoRequestL(TFsPluginRequest& aRequest)
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	{
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	TInt err = KErrNone;
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	TInt function = aRequest.Function();
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	if(aRequest.DriveNumber() != 2)
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		{
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		iLineNumber=__LINE__;
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		iLastError=KErrNotSupported;
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		return KErrNotSupported;
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		}
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	if (aRequest.IsPostOperation())
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		{
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		_LOG2(_L("CDriveCPlugin post intercept for function %d"), function);
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		}
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	else
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		{
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		_LOG2(_L("CDriveCPlugin pre intercept for function %d"), function);
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		}
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	return err;
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	}
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CFsPluginConn* CDriveCPlugin::NewPluginConnL()
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	{
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	return new(ELeave) CDriveCPluginConn();
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	}
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//Synchronous RPlugin::DoControl
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TInt CDriveCPlugin::FsPluginDoControlL(CFsPluginConnRequest& aRequest)
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	{	
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	TInt err = KErrNone;
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	//We can use this to set the drive
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	//We can store this as a member of this class.
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	TInt function = aRequest.Function();
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	TPckg<TInt> errCodeDes(iLastError);
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	TPckg<TInt> lineNumberDes(iLineNumber);
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	switch(function)
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		{
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		case KPluginGetError:
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			{
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			TRAP(err,aRequest.WriteParam1L(errCodeDes));
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			TRAP(err,aRequest.WriteParam2L(lineNumberDes));
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			break;
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			}
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		default:
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			break;
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		}
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	return err;
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	}
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TInt CDriveCPluginConn::DoControl(CFsPluginConnRequest& aRequest)
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	{
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	return ((CDriveCPlugin*)Plugin())->FsPluginDoControlL(aRequest);
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	}
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void CDriveCPluginConn::DoRequest(CFsPluginConnRequest& aRequest)
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	{
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	DoControl(aRequest);
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	}
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void CDriveCPluginConn::DoCancel(TInt /*aReqMask*/)
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	{
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	}
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//factory functions
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class CDriveCPluginFactory : public CFsPluginFactory
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	{
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public:
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	CDriveCPluginFactory();
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	virtual TInt Install();			
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	virtual CFsPlugin* NewPluginL();
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	virtual CFsPlugin* NewPluginConnL();
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	virtual TInt UniquePosition();
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	};
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/**
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Constructor for the plugin factory
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@internalComponent
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*/
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CDriveCPluginFactory::CDriveCPluginFactory()
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	{
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	}
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/**
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Install function for the plugin factory
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@internalComponent
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*/
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TInt CDriveCPluginFactory::Install()
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	{
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	SetSupportedDrives(1<<2);
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	//iSupportedDrives = 1<<2;
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	return(SetName(&KDriveCPluginName));
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	}
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/**
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@internalComponent
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*/
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TInt CDriveCPluginFactory::UniquePosition()
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	{
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	return(KDriveCPos);
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	}
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/**
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Plugin factory function
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@internalComponent
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*/
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CFsPlugin* CDriveCPluginFactory::NewPluginL()
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	{
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	return CDriveCPlugin::NewL();
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	}
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/**
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Plugin factory function
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@internalComponent
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*/
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CFsPlugin* CDriveCPluginFactory::NewPluginConnL()
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	{
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	return CDriveCPlugin::NewL();
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	}
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/**
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Create a new Plugin
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@internalComponent
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*/
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extern "C" {
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EXPORT_C CFsPluginFactory* CreateFileSystem()
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	{
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	return(new CDriveCPluginFactory());
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	}
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}
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