/*

* Copyright (c) 2007 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:  Server definitions

*

*/

#ifndef __WMDRMSERVER_H

#define __WMDRMSERVER_H

#include <e32base.h>

#include <f32file.h>

#include "wmdrmclient.h"

#include "wmdrmclientserver.h"

class CSlotDataCache;

class CSlotEnumeratorCache;

class CClock;

class CWmDrmDataStore;

class CWmDrmDb;

// Max length of the slot name

const TInt KMaxSlotNameSize = KMaxWmDrmStoreNameSize + KMaxWmDrmNamespaceNameSize + 2 * KWmDrmIdSize + 4 * sizeof( TInt );

// Length of the AES key (128 bits)

const TInt KAESKeyLength = 16;

// Max number of cached enumerators

const TInt KDefaultMaxCachedEnumerators = 16;

// Max number of cached slots

const TInt KDefaultMaxCachedSlots = 16;

// Max size of the data in a slot

const TInt KMaxSlotSize = 64 * 1024;

// Private directory of the WMDRM server

_LIT( KPrivateDir, "%c:\\private\\10282F1B\\" );

// Filename for the last-known-good time

_LIT( KTimeSaverFile, "%c:\\private\\10282F1B\\clock.dat" );

// Filename for the initial free space

_LIT( KInitialFreeSpaceFile, "%c:\\private\\10282F1B\\freespace.dat" );

// Filename for the dummy db file

_LIT( KDummyDbFile, "%c:\\private\\10282F1B\\dummydb.dat" );

// Default store, sometimes the porting kit does not pass a store name,

// this is used instead.

_LIT( KDefaultStore, "hds" );

/* WMDRM Server class, implements slot and namespace access functionality

 */

class CWmDrmServer : public CServer2

	{

public:

    /* Create a server object and pushes it onto the cleanup stack.

     *

     * @return Server object

     */

	static CServer2* NewLC();

    /* Destructor.

     */

	~CWmDrmServer();

    /* Returns the slot cache object.

     *

     * @return Slot cache

     */

    CSlotDataCache* Cache();

    /* Returns the enumerator cache object.

     *

     * @return Enumerator cache

     */

    CSlotEnumeratorCache* EnumeratorCache();

    /* Returns the anti-rollback clock object.

     *

     * @return Clock object

     */

    CClock* Clock();

    /* Returns a shared file server reference.

     *

     * @return Shared file server

     */

    RFs& Fs();

    /* Returns the data store object.

     *

     * @return Data store object

     */

    CWmDrmDataStore* DataStore();

    /* Returns the database object.

     *

     * @return Database object

     */

    CWmDrmDb* Db();

    /* Flushes and empties the slot and enumerator caches.

     */

    void ResetCacheL();

    /* Returns the amount of free space either on the system 

     * drive or the configured drive for WM DRM rights storage

     * @return Amount of free space on system drive

     */

    TInt64 FreeSpaceL( TBool aConfiguredDrive );

private:

    /* Private constructor.

     */

	CWmDrmServer();

    /* Second phase constructor.

     */

	void ConstructL();

    /* Creates a new session.

     *

     * @param aVersion  Client version

     * @param aMessage  IPC message

     * @return New session

     */

	CSession2* NewSessionL( const TVersion& aVersion, const RMessage2& aMessage ) const;

    // Own: Slot cache

	CSlotDataCache* iCache;

    // Own: Enumerator cache

	CSlotEnumeratorCache* iEnumeratorCache;

    // Own: Anti-rollback clock

	CClock* iClock;

    // Own: File server

	RFs iFs;

	// Own: Data store

	CWmDrmDataStore* iDataStore;

	// Own: Database

	CWmDrmDb* iDb;

	// Drive number for the drive to be used as a storage of WMDRM rights

	TInt iDriveNumber;

	// Default system drive number

	TInt iSystemDriveNumber;

	// Whether WM DRM rights are configured to be (partly) stored to an internal

	// drive

	TBool iWmDrmRightsConfigFound;

	};

#endif