1 /*

     2 * Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:    Class for reserving ports on specific range

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef NATFWPORTSTORE_H

    22 #define NATFWPORTSTORE_H

    23 

    24 #include <e32base.h>

    25 

    26 /**

    27  *  Class for reserving ports on specific range

    28  *

    29  *  @lib connectionmux.lib

    30  *  @since S60 v3.2

    31  */

    32 class CNcmPortStore : public CBase

    33     {

    34 

    35 public:

    36 

    37     /**

    38      * Two-phased constructor

    39      *

    40      * @param   aStartPort     Port range start for session

    41      * @param   aStopPort      Port range stop for session

    42      */

    43     static CNcmPortStore* NewL( TUint aStartPort, TUint aStopPort );

    44 

    45     /**

    46      * Two-phased constructor

    47      *

    48      * @param   aStartPort     Port range start for session

    49      * @param   aStopPort      Port range stop for session

    50      */

    51     static CNcmPortStore* NewLC( TUint aStartPort, TUint aStopPort );

    52 

    53     /**

    54      * Destructor

    55      */

    56     virtual ~CNcmPortStore();

    57 

    58     /**

    59      * Retrives a free port for usage

    60      *

    61      * @since   S60 v3.2

    62      * @return  Usable port, or zero on error

    63      */

    64     IMPORT_C TUint Port();

    65 

    66     /**

    67      * Frees reserved port

    68      *

    69      * @since S60 v3.2

    70      * @param aPort         Port to be freed

    71      */

    72     IMPORT_C void FreePort( TUint aPort );

    73 

    74 private:

    75 

    76     CNcmPortStore( TUint aStartPort, TUint aStopPort );

    77 

    78 private: // data

    79 

    80     /**

    81      * Reserved ports are stored here

    82      */

    83     RArray<TUint> iReservedPorts;

    84 

    85     /**

    86      * First port on range

    87      */

    88     TUint iStartPort;

    89 

    90     /**

    91      * Last port on range

    92      */

    93     TUint iStopPort;

    94 

    95     };

    96 

    97 

    98 #endif // NATFWPORTSTORE_H