1 /*

     2 * Copyright (c) 2002-2009 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:  Declaration of the OMA DRM CAF Data Agent

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef OMA2AGENTDATA_H

    21 #define OMA2AGENTDATA_H

    22 

    23 //  INCLUDES

    24 #include <f32file.h>

    25 #include <caf/caf.h>

    26 #include <caf/agentinterface.h>

    27 #include <dcfcommon.h>

    28 #include <drmrightsclient.h>

    29 

    30 //this header can be removed when ASYNC_READ flag is removed

    31 #include "dcfcache.h"

    32 

    33 // FORWARD DECLARATIONS

    34 

    35 class CDcfCache;

    36 

    37 // CLASS DECLARATION

    38 

    39 namespace ContentAccess

    40     {

    41 

    42     /**

    43      *  OMA DRM CAF Data Agent

    44      *  @lib omadrmagent.lib

    45      */

    46     class COma2AgentData : public CAgentData

    47         {

    48     public:

    49         // Constructors and destructor

    50 

    51         /**

    52          * Two-phased constructor.

    53          */

    54         static COma2AgentData* NewL( const TVirtualPathPtr& aVirtualPath,

    55             TContentShareMode aShareMode );

    56         static COma2AgentData* NewLC( const TVirtualPathPtr& aVirtualPath,

    57             TContentShareMode aShareMode );

    58 

    59         static COma2AgentData* NewL( RFile& aFile, const TDesC& aUniqueId );

    60         static COma2AgentData* NewLC( RFile& aFile, const TDesC& aUniqueId );

    61 

    62         /**

    63          * Destructor.

    64          */

    65         ~COma2AgentData();

    66 

    67     public:

    68         // From CAgentData

    69         TInt Read( TDes8& aDes );

    70         TInt Read( TDes8& aDes, TInt aLength );

    71         void Read( TDes8& aDes, TRequestStatus& aStatus );

    72         void Read( TDes8& aDes, TInt aLength, TRequestStatus& aStatus );

    73         void DataSizeL( TInt& aSize );

    74         TInt Seek( TSeek aMode, TInt& aPos );

    75         TInt SetProperty( TAgentProperty aProperty, TInt aValue );

    76         TInt EvaluateIntent( TIntent aIntent );

    77         TInt ExecuteIntent( TIntent aIntent );

    78         TInt GetAttribute( TInt aAttribute, TInt& aValue );

    79         TInt GetAttributeSet( RAttributeSet& aAttributeSet );

    80         TInt GetStringAttribute( TInt aAttribute, TDes& aValue );

    81         TInt GetStringAttributeSet( RStringAttributeSet& aStringAttributeSet );

    82 #ifdef ASYNC_READ

    83         void ReadCancel( TRequestStatus& aStatus );

    84         TInt Read( TInt aPos, TDes8& aDes, TInt aLength,

    85             TRequestStatus& aStatus );

    86 #endif

    87 

    88     private:

    89 

    90         /**

    91          * C++ default constructor.

    92          */

    93         COma2AgentData();

    94 

    95         /**

    96          * By default Symbian 2nd phase constructor is private.

    97          */

    98         void ConstructL( const TVirtualPathPtr& aVirtualPath,

    99             TContentShareMode aShareMode );

   100         void ConstructL( RFile& aFile, const TDesC& aUniqueId );

   101         void InitializeL();

   102 

   103         // Prohibit copy constructor if not deriving from CBase.

   104         // COma2AgentData( const COma2AgentData& );

   105         // Prohibit assigment operator if not deriving from CBase.

   106         // COma2AgentData& operator=( const COma2AgentData& );

   107 

   108     protected:

   109         // Data

   110         CDcfCommon* iDcf;

   111         RFs iFs;

   112         RFile iFile;

   113         TInt iDataPosition;

   114         TInt iRightsStatus;

   115         RDRMRightsClient iRdb;

   116         TVirtualPathPtr iVirtualPath;

   117         CDcfCache* iCache;

   118         TBool iGroupKeyUsed;

   119         TInt iLastFileSize;

   120         HBufC* iUniqueId;

   121 

   122         };

   123 

   124     }

   125 

   126 #endif      // OMA2AGENTDATA_H

   127 // End of File