1 /*

     2 * Copyright (c) 2003-2009 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:   "intermediate" class between

    15 *       CIkev2Negotiation class of ikev2plugin and ECOM plug-in

    16 *

    17 */

    18 #ifndef __IKEV2EAPINTERFACE_H_

    19 #define __IKEV2EAPINTERFACE_H_

    20 

    21 #include <e32base.h>

    22 #include <abs_eap_vpn_if.h> // MAbsEapVpnInterface

    23 

    24 class CIkeData;

    25 class TPayloadIkev2;

    26 class CEapVpnInterface;

    27 class MIkeDebug;

    28 

    29 class MIkev2EapIfObserver

    30     {

    31 public:

    32     virtual void SendEapDataL(HBufC8* aEapData) = 0;

    33     virtual void EapEventL(TInt aEvent) = 0;

    34     };

    35 

    36 /**

    37  *  CIkev2EapIf

    38  *

    39  *  CIkev2EapIf is an "intermediate" class between

    40  *  CIkev2Negotiation class of ikev2plugin and ECOM plug-in (eapplugin)

    41  *  which provides access into general EAP protocol implementation in

    42  *  system. CIkev2EapIf implements also the callback functions required

    43  *  by the EAP ECOM plug-in.

    44  *

    45  *  @lib internal ikev2lib.lib

    46  *  @since S60 3.0

    47  */

    48 NONSHARABLE_CLASS(CIkev2EapIf) : public CBase, public MAbsEapVpnInterface

    49     {

    50 public:

    51 

    52     /**

    53      * NewL

    54      *

    55      * @since S60 3.0

    56      * @param aNeg IKE negotiation. Must be != NULL. Ownership not taken.

    57      * @param aEapType EAP type.

    58      * @param aIkeData Ref to IKE data. Ownership not taken.

    59      * @param aDebug Debug trace interface 

    60      * @return self

    61      */

    62     static CIkev2EapIf* NewL(MIkev2EapIfObserver& aEapIfObserver, 

    63                              TUint8 aEapType, 

    64                              CIkeData* aIkeData, 

    65                              MIkeDebug& aDebug);

    66      

    67     ~CIkev2EapIf();

    68     inline TInt Status() {return iErrorStatus;}

    69     inline HBufC8* Identity()

    70         {

    71         HBufC8* Id = (HBufC8*)iIdentity;

    72         iIdentity  = 0;

    73         return Id;

    74         }

    75     inline HBufC8* MSK()

    76         {

    77         HBufC8* msk = (HBufC8*)iMSK;

    78         iMSK = NULL;

    79         return msk;

    80         }

    81     void ErrorStopL() {};

    82     void EapDataInbound(TPayloadIkev2* aEapPayload);

    83     void QueryIdentity();       

    84     

    85     /**

    86      * From MAbsEapVpnInterface.

    87      * Implementation of pure virtual methods

    88      */   

    89     void EapOutboundL(HBufC8* aResponse);

    90     void EapIdentityResponseL(HBufC8* aIdentity);

    91     void EapSharedKeyL(HBufC8* aSharedKey);

    92     void EapIndication(TNotification aNotification);    

    93     

    94 private: // implementation

    95 

    96     CIkev2EapIf(MIkev2EapIfObserver& aEapIfObserver, TUint8 aEapType, MIkeDebug& aDebug);

    97     void ConstructL(CIkeData* aIkeData);

    98 

    99 private: // data

   100     MIkev2EapIfObserver& iEapIfObserver;   

   101     CEapVpnInterface* 	 iEapPlugin;     // Own: ECOM plug-in

   102     HBufC8*              iIdentity;      // Identity buffer

   103     HBufC8*              iMSK;           // Preshared key

   104     TInt                 iErrorStatus;   // Error status, if construct fails

   105     TUint8               iEapType;

   106     TUint8               iReserved[3];   // Dummy for alignment

   107     

   108     /**

   109      * Debug trace interface.

   110      * Not own.

   111      */    

   112     MIkeDebug&                          iDebug;    

   113 };

   114 

   115 //

   116 //  Internal EAP event codes used in IKEv2 plug-in EapEventL() calls

   117 //

   118 const TInt KEapEventSuccess          = 0;

   119 const TInt KEapEventGetIdentity      = 1;

   120 const TInt KEapEventGetPSK           = 2;

   121 const TInt KEapEventFailed           = 3;

   122 

   123 #endif // __IKEV2EAPINTERFACE_H_

   124