1 /*

     2 * Copyright (c) 2009 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:  Reads from socket.

    15 *

    16 */

    17 

    18 

    19 #ifndef __SOCKETSREADER_H__

    20 #define __SOCKETSREADER_H__

    21 

    22 // INCLUDES

    23 #include <in_sock.h>

    24 

    25 // FORWARD DECLARATIONS

    26 class MSocketObserver;

    27 

    28 // CLASS DECLARATION

    29 

    30 const TInt KReadBufferMaxSize = 2 * 1024;

    31 

    32 class CSocketsReader : public CActive

    33     {

    34     public: // Constructors and destructors

    35 

    36         static CSocketsReader* NewL( MSocketObserver& aObserver,

    37                                      RSocket& aSocket );

    38         virtual ~CSocketsReader();

    39 

    40     public: // New functions

    41 

    42         void ReadAsync(); // Use Cancel() to cancel

    43 

    44     protected: // from CActive

    45 

    46         void DoCancel();

    47         void RunL();

    48 

    49     private: // Constructors and destructors

    50 

    51         CSocketsReader( MSocketObserver& aObserver, RSocket& aSocket );

    52         void ConstructL();

    53 

    54     private: // New functions

    55 

    56         void IssueRead();

    57 

    58     private: // Data

    59 

    60         RSocket& iSocket;

    61         MSocketObserver& iObserver;

    62         TBuf8<KReadBufferMaxSize> iBuffer;

    63         TSockXfrLength iLen;

    64     };

    65 

    66 #endif // __SOCKETSREADER_H__

    67 

    68 // End of File