/*

* Copyright (c) 2003-2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Remote File Engine server

*

*/

#ifndef C_RSFWRFESERVER_H

#define C_RSFWRFESERVER_H

// INCLUDES

#include <e32base.h>

#include <f32file.h>

class CRsfwVolumeTable;

// CONSTANTS

/** Panic Category */

_LIT(KRfeServer, "RemoteFileEngine");

// for security check, same as File Server UID

const TUint KFileServerSecureUid = 0x100039e3;

/** server inactivity timeout, in seconds */

const TInt KRfeServerShutdownInterval = 5; 

// DATA TYPES

/** Remote File Engine panic codes */

enum TRfePanic

    {

    EBadRequest,

    EBadDescriptor,

    ESrvCreateServer,

    ECreateTrapCleanup,

    ENullRequestHandler,

    EUndefinedRequest,

    ECacheInconsistency,

    EConstructingServerStructs

    };

// MACROS

// FORWARD DECLARATIONS

class CRsfwConfig;

class CRsfwRfeServer;

// CLASS DECLARATION

class TRfeEnv

    {

public:

    RFs iFs;

    TInt iCacheDrive; 

    TFileName iCacheRoot;

    CRsfwConfig* iRsfwConfig;

    };

// CLASS DECLARATION

class CRsfwRfeServer: public CPolicyServer

    {

    friend class CRsfwRfeSession;

public:

    static CRsfwRfeServer* NewL();

    static CRsfwRfeServer* NewLC();

    static TInt ThreadFunction(TAny* aNone);

    void IncrementSessions();

    void DecrementSessions();

    void AllEnginesIdling(TInt aTimeout);

    void ServiceRequested();

    static TRfeEnv* Env()

        {

        return iEnvp;

        }

protected:

    TInt RunError(TInt aError);

    // custom action when capability checked failed - basically this allows File Server to always

    // pass based on its SID (File Server does not have NetworkServices or ReadDeviceData capabilities)

    TCustomResult CustomFailureActionL(const RMessage2& aMsg, 

                                       TInt aAction, 

                                       const TSecurityInfo& aMissing);

private:

    CRsfwRfeServer(TInt aPriority, TServerType aType) ;

    void ConstructL() ;

    static void PanicClient(const RMessage2& aMessage, TRfePanic aReason);

    static void PanicServer(TRfePanic aReason);

    static void ThreadFunctionL();

    CSession2* NewSessionL(const TVersion &aVersion,

                           const RMessage2& aMessage) const;

    void PrepareCacheRootL();

    void ShutDown();

    void StartDelayedShutdownTimer(TInt aTimeout);

    void StopDelayedShutdownTimer();

    static TInt DelayedShutdownTimerExpired(TAny* aArg);

protected:

    CRsfwVolumeTable*              iVolumes;

private:

    TInt                       iSessionCount;

    TRfeEnv                    iEnv;

    static TRfeEnv*            iEnvp;

    TBool                      iShuttingDown;

    CPeriodic*                 iDelayedShutdownTimer;

    };

#endif // RFESERVER_H

// End of File