/*

* Copyright (c) 2005 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:   CXcapCacheServer

*

*/

#ifndef __XCAPCACHESERVER_H__

#define __XCAPCACHESERVER_H__

// INCLUDES

#include <e32std.h>

#include <s32file.h>

#include "ServerDefines.h"

#include "CommonDefines.h"

#include "XcapShutdownTimer.h"

//CONSTANTS

_LIT( KCacheServerRoot,                             "C:\\private\\10207421\\" );

_LIT( KCacheServerIndex,                            "C:\\private\\10207421\\index.ch" );

_LIT( KCacheServerPageFile,                         "C:\\private\\10207421\\pagefile.ch" );

_LIT( KCacheServerIndexF,                        	"index.ch" );

_LIT( KCacheServerPageFileF,                     	"pagefile.ch" );

_LIT( KCacheServerLogDir,                           "XDM" );

_LIT( KCacheServerLogFile,                          "CacheServer.txt" );

const TUint KAppDefaultHeapSize                     = 0x10000;

//FORWARD DECLARATIONs

class CXcapCacheIndex;

class CXcapCacheIndexAdmin;

// CLASS DECLARATION

class CXcapCacheServer : public CServer2                         

    {

    public:             // Constructors and destructor

        /**

        * Returns KErrNone

        * @return TInt System wide error code

        */

        IMPORT_C static TInt StartThreadL();

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        IMPORT_C static void WriteToLog( TRefByValue<const TDesC8> aFmt,... ); 

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        static CServer2* NewLC( void );

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        virtual CSession2* NewSessionL( const TVersion& aVersion,

        								const RMessage2& /*aMessage*/ ) const;

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        RFs* Session();

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        TInt CacheSize( TInt& aEntryCount );

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        TInt MaxCacheSize() const;

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        ~CXcapCacheServer();

    public:  //static

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        static RFs& FileSession();

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        static CXcapCacheIndex* Index();

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        static CXcapCacheIndexAdmin* IndexAdmin();

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        static TInt ConvertDesc( const TDesC8& aNumberDesc );

        /**

        * A function to handle descriptor data.

        * @return Date in heap descriptor

        */

        static HBufC* DateL();

        /**

        * A function to handle descriptor data.

        * @return Time in heap descriptor

        */

        static HBufC* TimeL();

        /**

        * A function to handle descriptor data.

        * @return Random string heap descriptor

        */

        static HBufC* RandomStringL();

        /**

        * A function to handle descriptor data.

        * @return Date and time heap descriptor

        */

        static HBufC* DateTimeL();

        /**

        * A function to handle descriptor data.

        * @return Date and time heap descriptor

        */

        static HBufC* DateTimeL( const TTime& aTime );

        /**

        * A function to handle descriptor data.

        * @param aCommand command to be handled

        */

        static TPtr8 DescriptorCast( const TDesC8& aConstData );

    private:

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        CXcapCacheServer( TInt aPriority );

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        void ConstructL();

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        void ReadMaxCacheSizeL();

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        void AddSession();

        /**

        * Returns the MIME type of the messages

        * @return TPtrC8 The MIME type of the messages

        */

        void DropSession();

    private:            // Data

        RFs                                     iFileSession;

        TInt                                    iMaxCacheSize;

        TUint                                   iSessionCount;

        CDir*                                   iCacheDirectory;

        CXcapShutdownTimer                      iShutdownTimer;

        friend class                            CXcapCacheSession;

    };

#endif

// End of File