1 /*

     2 * Copyright (c) 2007-2008 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:    ICMPv6 receiver

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef C_CNCMICMPV6RECEIVER_H

    22 #define C_CNCMICMPV6RECEIVER_H

    23 

    24 // INCLUDES

    25 #include <e32base.h>

    26 #include <in_sock.h>

    27 

    28 // FORWARD DECLARATIONS

    29 class MNcmSessionObserver;

    30 class CNcmIcmpSender;

    31 class MNcmIcmpObserver;

    32 

    33 // CONSTANTS

    34 const TInt KMaxUdpMessageSize = 1300;

    35 

    36 /**

    37  *  Receives and handles ICMPv6 errors.

    38  *

    39  *  @lib connectionmux.lib

    40  *  @since S60 v3.2

    41  */

    42 NONSHARABLE_CLASS( CNcmIcmpV6Receiver ): public CActive

    43     {

    44     

    45     friend class UT_CNcmIcmpReceiver;

    46     

    47 public: // Constructors and destructor

    48 

    49     /** 

    50      * Two-phased constructor

    51      *

    52      * @param   aServer             Socket server

    53      * @param   aConnection         RConnection

    54      * @param   aObserver           ICMP error observer

    55      */

    56     static CNcmIcmpV6Receiver* NewL( RSocketServ& aServer,

    57         RConnection& aConnection, MNcmIcmpObserver& aObserver );

    58 

    59     virtual ~CNcmIcmpV6Receiver();

    60 

    61 public: // From CActive

    62 

    63     void RunL();

    64 

    65     void DoCancel();

    66 

    67 private: // Constructors, for internal use

    68 

    69     CNcmIcmpV6Receiver( RSocketServ& aServer,

    70         RConnection& aConnection, MNcmIcmpObserver& aObserver );

    71 

    72     void ConstructL();

    73 

    74 private: // New functions, for internal use

    75 

    76     void Receive();

    77 

    78     void CheckError();

    79 

    80 private: // Data

    81 

    82     /**

    83      * Socket server

    84      */

    85     RSocketServ& iServer;

    86     

    87     /**

    88      * RConnection

    89      */

    90     RConnection& iConnection;

    91     

    92     /**

    93      * Socket

    94      */

    95     RSocket iSocket;

    96 

    97     /**

    98      * ICMP sender

    99      * Own

   100      */

   101     CNcmIcmpSender* iIcmpSender;

   102     

   103     /**

   104      * Buffer where data is received from the socket

   105      */

   106     TBuf8<KMaxUdpMessageSize> iData;

   107 

   108     /**

   109      * Address

   110      */

   111     TInetAddr iAddress;

   112 

   113     /**

   114      * ICMP error observer

   115      */

   116     MNcmIcmpObserver& iObserver;

   117 

   118     };

   119 

   120 #endif // end of C_CNCMICMPV6RECEIVER_H

   121 

   122