/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Interface class for WMDRM DLA functionality

*

*/

#ifndef C_WMDRMDLAHANDLER_H

#define C_WMDRMDLAHANDLER_H

#include <e32base.h>

#include <f32file.h>

class CWmDrmDlaHandlerImpl;

/**

 *  WMDRM DLA Interface

 *

 *  @lib wmdrmdla.lib

 *  @since S60 v9.1

 */

NONSHARABLE_CLASS( CWmDrmDlaHandler ) : public CBase

    {

public:

    IMPORT_C static CWmDrmDlaHandler* NewL();

    IMPORT_C static CWmDrmDlaHandler* NewLC();

    /**

    * Destructor.

    */

    virtual ~CWmDrmDlaHandler();

    /**

     * Checks if license acquisition for file is silent

     *

     * @param   aFile wmdrm file

     * @return  ETrue if license acquisition is silent

     * @leave   KErrNotFound if there is no handler for the file

     */

    IMPORT_C TBool SilentL( const RFile& aFile );

    /**

     * Acquire license based on the file handle

     *

     * @param   aFile wmdrm file

     * @param   aContentUrl contains content URL on return. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @param   aHtmlData contains HTML data returned by license server on

     *                    return. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @leave   KErrNotFound if there is no handler for the file

     */

    IMPORT_C void AcquireLicenseL( const RFile& aFile, HBufC*& aContentUrl, 

                                   HBufC*& aHtmlData );

    /**

     * Acquire license based on the file handle, asynchronous version

     *

     * @param   aFile wmdrm file

     * @param   aContentUrl contains content URL on completion. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @param   aHtmlData contains HTML data returned by license server on 

     *                    completion. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @param   aStatus Request status. On completion contains the error code.

     */

    IMPORT_C void AcquireLicense( const RFile& aFile, HBufC*& aContentUrl, 

                                  HBufC*& aHtmlData, TRequestStatus& aStatus );

    /**

     * Acquire license based on the DRM Header

     *

     * @param   aDrmHeader DRM Header

     * @param   aErrorUrl   URL where error code is sent. Can be NULL.

     * @param   aContentUrl contains content URL on return. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @param   aHtmlData contains HTML data returned by license server on 

     *                    return. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @leave   KErrNotFound if there is no handler for the file

     */

    IMPORT_C void AcquireLicenseFromDrmHeaderL( const TDesC8& aDrmHeader,

                                                HBufC* aErrorUrl,

                                                HBufC*& aContentUrl, 

                                                HBufC*& aHtmlData );

    /**

     * Acquire license based on the DRM Header, asynchronous version

     *

     * @param   aDrmHeader DRM Header

     * @param   aErrorUrl   URL where error code is sent. Can be NULL.

     * @param   aContentUrl contains content URL on completion. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @param   aHtmlData contains HTML data returned by license server on

     *                    completion. Can be NULL.

     * If it's not NULL, it must be freed by caller.  

     * @param   aStatus Request status. On completion contains the error code.

     */

    IMPORT_C void AcquireLicenseFromDrmHeader( const TDesC8& aDrmHeader, 

                                               HBufC* aErrorUrl,

                                               HBufC*& aContentUrl, 

                                               HBufC*& aHtmlData, 

                                               TRequestStatus& aStatus );

    /**

     * Cancels ongoing license acquisition

     *

     */

    IMPORT_C void CancelLicenseAcquisition();

    /**

     * Handles metering certificate OTA

     *

     * @param   aCertificate metering certificate

     */

    IMPORT_C void ProcessMeteringCertificateL( const TDesC8& aCertificate );

    /**

     * Handles metering certificate OTA, asynchronous version

     *

     * @param   aCertificate metering certificate

     * @param   aStatus Request status. On completion contains the error code.

     */

    IMPORT_C void ProcessMeteringCertificate( const TDesC8& aCertificate, 

                                              TRequestStatus& aStatus );

    /**

     * Cancels ongoing metering

     *

     */

    IMPORT_C void CancelMetering();

    /**

     * Sets the IAP to be used in the HTTP transactions

     *

     * @param   aIapId  Internet Access Point id

     */

    IMPORT_C void SetIapId( TInt aIapId );

protected:

private:

    CWmDrmDlaHandler();

    void ConstructL();

private: // data

    /**

     * Implementation class

     * Own.

     */

    CWmDrmDlaHandlerImpl* iImpl;

    };

#endif // C_WMDRMDLAHANDLER_H