1 /*

     2 * Copyright (c) 2002-2005 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:  CSatBIPDataSender is responsible of Send operations

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CSATBIPDATASENDER_H

    21 #define CSATBIPDATASENDER_H

    22 

    23 //  INCLUDES

    24 #include    <e32base.h>

    25 #include    <in_sock.h>

    26 #include    "MSatBIPUtils.h"

    27 

    28 // FORWARD DECLARATIONS

    29 class MSatSendDataObserver;

    30 

    31 // CLASS DECLARATION

    32 

    33 /**

    34 *  CSatBIPDataSender is responsible for sending data using deifned protocol and

    35 *  to notify MSatSendDataObserver when data has been sent.

    36 *

    37 *  @lib SatEngine.lib

    38 *  @since Series 60 3.0

    39 */

    40 class CSatBIPDataSender : public CActive

    41     {

    42     public:  // Constructors and destructor

    43 

    44         /**

    45         * Default constructor.

    46         * @param aObserver Observer of successfull send data

    47         * @param aSocket Socket where the data is sent

    48         * @param aIsTcpSocket Indicates wheter to use TCP or UDP

    49         * @param aBufferSize Size of Tx buffer. Sent back to aObserver

    50         */

    51         CSatBIPDataSender( MSatSendDataObserver& aObserver,

    52                            RSocket& aSocket,

    53                            TBool aIsTcpSocket,

    54                            TInt aBufferSize );

    55 

    56         /**

    57         * Destructor.

    58         */

    59         virtual ~CSatBIPDataSender();

    60 

    61     public: // Functions from base classes

    62 

    63         /**

    64         * From CActive. Informs observer that data has been sent.

    65         */

    66         void RunL();

    67 

    68         /**

    69         * From CActive. Cancels any outgoing requests

    70         */

    71         void DoCancel();

    72 

    73     public: // New functions

    74 

    75         /**

    76         * Sends data using predefined protocol.

    77         * @param aData Data to send.

    78         * @param aDest Destination address where the data is sent. Used only

    79         *        with UDP sockets.

    80         */

    81         void SendData( const TDesC8& aData, TInetAddr& aDest );

    82 

    83     private:    // Data

    84 

    85         // Observer the data sent event.

    86         MSatSendDataObserver& iObserver;

    87 

    88         // Socket

    89         RSocket& iSocket;

    90 

    91         // Defines wether to use UDP or TCP sockets

    92         TBool iIsTcpSocket;

    93 

    94         // Holds the amount of data sent with same connection

    95         TUint iUplinkData;

    96 

    97         // Sender buffer

    98         TBuf8<KSatBIPMaxBufferSize> iSendPtr;

    99 

   100         // Buffer size. Returned to observer when data is sent

   101         TInt iBufferSize;

   102 

   103     };

   104 

   105 #endif      // CSATBIPDATASENDER_H

   106 

   107 // End of File