dtrvtcon.h

著名的 helix realplayer 基于手机 symbian 系统的 播放器全套源代码

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
 *  
 * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved. 
 *      
 * The contents of this file, and the files included with this file, are 
 * subject to the current version of the RealNetworks Public Source License 
 * Version 1.0 (the "RPSL") available at 
 * http://www.helixcommunity.org/content/rpsl unless you have licensed 
 * the file under the RealNetworks Community Source License Version 1.0 
 * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl, 
 * in which case the RCSL will apply. You may also obtain the license terms 
 * directly from RealNetworks.  You may not use this file except in 
 * compliance with the RPSL or, if you have a valid RCSL with RealNetworks 
 * applicable to this file, the RCSL.  Please see the applicable RPSL or 
 * RCSL for the rights, obligations and limitations governing use of the 
 * contents of the file.  
 *  
 * This file is part of the Helix DNA Technology. RealNetworks is the 
 * developer of the Original Code and owns the copyrights in the portions 
 * it created. 
 *  
 * This file, and the files included with this file, is distributed and made 
 * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
 * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS 
 * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
 * 
 * Technology Compatibility Kit Test Suite(s) Location: 
 *    http://www.helixcommunity.org/content/tck 
 * 
 * Contributor(s): 
 *  
 * ***** END LICENSE BLOCK ***** */ 

#include "hxdtcvt.h"
#include "packfilt.h"

class DataRevertControllerResponse
{
public:
    virtual void RevertHeadersDone(IHXValues* pFileHeader,
				   CHXSimpleList* pStreamHeaders, 
				   IHXValues* pResponseHeaders,
				   BOOL bUseReverter) = 0;
    virtual void SendControlBuffer(IHXBuffer* pBuffer) = 0;
};

class DataRevertController : public IHXDataRevertResponse,
				public RawPacketFilter
{
public:
    DataRevertController(IUnknown* pContext);
    ~DataRevertController();

    void SetControlResponse(DataRevertControllerResponse* pResp);
    void RevertHeaders(IHXValues* pFileHeader,
	    CHXSimpleList* pStreamHeaders,
	    IHXValues* pResponseHeaders);
    void ControlBufferReady(IHXBuffer* pBuffer);

    /*
     *  IUnknown methods
     */
    STDMETHOD(QueryInterface)           (THIS_
                                        REFIID riid,
                                        void** ppvObj);

    STDMETHOD_(ULONG32,AddRef)          (THIS);

    STDMETHOD_(ULONG32,Release)         (THIS);

    /************************************************************************
     *  IHXDataRevertResponse
     */
    STDMETHOD(DataRevertInitDone) (THIS_ HX_RESULT status);
    
    STDMETHOD(RevertedFileHeaderReady)  (THIS_ 
                                HX_RESULT status, IHXValues* pHeader);
    
    STDMETHOD(RevertedStreamHeaderReady) (THIS_
                                HX_RESULT status, IHXValues* pHeader);

    STDMETHOD(RevertedDataReady) (THIS_ HX_RESULT status,
                                        IHXPacket* pPacket);

    STDMETHOD(SendControlBuffer) (THIS_ IHXBuffer* pBuffer);
    
    
    /*
     * RawPacketFilter methods
     */
    void FilterPacket(IHXPacket* pPacket);
    void SetFilterResponse(RawPacketFilter*);
    
    void Done(void);

private:
    IHXValues* InflateConvertHeader(IHXBuffer* pBuffer);
    IUnknown* m_pContext;
    IHXPlugin2Handler* m_pPlugin2Handler;
    DataRevertControllerResponse* m_pControlResp;
    INT32 m_lRefCount;
    IHXDataRevert* m_pDataRevert;
    
    void CleanStreamHeaders();
    void CleanControlBuffers();
    CHXSimpleList* m_pStreamHeaders;
    CHXSimpleList* m_pRevertedStreamHeaders;
    IHXValues* m_pFileHeaders;
    IHXValues* m_pResponseHeaders;
    IHXValues* m_pCurrentStreamHeader;
    RawPacketFilter* m_pDataResp;
    CHXSimpleList* m_pPacketList;
    CHXSimpleList* m_pControlBufferList;
    BOOL m_bInited;
};