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      1 /**
      2  * This file has no copyright assigned and is placed in the Public Domain.
      3  * This file is part of the mingw-w64 runtime package.
      4  * No warranty is given; refer to the file DISCLAIMER.PD within this package.
      5  */
      6 #ifndef _MSPSTRM_H_
      7 #define _MSPSTRM_H_
      8 
      9 #define STRM_INITIAL 0x00000000
     10 #define STRM_TERMINALSELECTED 0x00000001
     11 #define STRM_CONFIGURED 0x00000002
     12 #define STRM_RUNNING 0x00000004
     13 #define STRM_PAUSED 0x00000008
     14 #define STRM_STOPPED 0x00000010
     15 
     16 class CMSPStream;
     17 
     18 class ATL_NO_VTABLE CPTEventSink : public CComObjectRootEx<CComMultiThreadModel>,public ITPluggableTerminalEventSink {
     19 public:
     20   CPTEventSink();
     21   ~CPTEventSink();
     22   BEGIN_COM_MAP(CPTEventSink)
     23     COM_INTERFACE_ENTRY(ITPluggableTerminalEventSink)
     24   END_COM_MAP()
     25 public:
     26   STDMETHOD(FireEvent)(const MSP_EVENT_INFO *pMspEventInfo);
     27 public:
     28   HRESULT SetSinkStream(CMSPStream *pStream);
     29 private:
     30   struct AsyncEventStruct {
     31     CMSPStream *pMSPStream;
     32     MSPEVENTITEM *pEventItem;
     33     AsyncEventStruct() : pMSPStream(NULL),pEventItem(NULL) {
     34       LOG((MSP_TRACE,"AsyncEventStruct::AsyncEventStruct[%p]",this));
     35     }
     36     ~AsyncEventStruct() {
     37       pMSPStream = NULL;
     38       pEventItem = NULL;
     39       LOG((MSP_TRACE,"AsyncEventStruct::~AsyncEventStruct[%p]",this));
     40     }
     41   };
     42   static DWORD WINAPI FireEventCallBack(LPVOID pEventStructure);
     43 private:
     44   CMSPStream *m_pMSPStream;
     45 };
     46 
     47 class ATL_NO_VTABLE CMSPStream : public CComObjectRootEx<CComMultiThreadModelNoCS>,public IDispatchImpl<ITStream,&IID_ITStream,&LIBID_TAPI3Lib> {
     48 public:
     49   BEGIN_COM_MAP(CMSPStream)
     50     COM_INTERFACE_ENTRY(IDispatch)
     51     COM_INTERFACE_ENTRY(ITStream)
     52     COM_INTERFACE_ENTRY_AGGREGATE(IID_IMarshal,m_pFTM)
     53   END_COM_MAP()
     54   DECLARE_GET_CONTROLLING_UNKNOWN()
     55   CMSPStream();
     56   ~CMSPStream();
     57   virtual void FinalRelease();
     58   STDMETHOD (get_MediaType) (__LONG32 *plMediaType);
     59   STDMETHOD (get_Direction) (TERMINAL_DIRECTION *pTerminalDirection);
     60   STDMETHOD (get_Name) (BSTR *ppName) = 0;
     61   STDMETHOD (SelectTerminal) (ITTerminal *pTerminal);
     62   STDMETHOD (UnselectTerminal) (ITTerminal *pTerminal);
     63   STDMETHOD (EnumerateTerminals) (IEnumTerminal **ppEnumTerminal);
     64   STDMETHOD (get_Terminals) (VARIANT *pTerminals);
     65   STDMETHOD (StartStream) ();
     66   STDMETHOD (PauseStream) ();
     67   STDMETHOD (StopStream) ();
     68   virtual HRESULT Init(HANDLE hAddress,CMSPCallBase *pMSPCall,IMediaEvent *pGraph,DWORD dwMediaType,TERMINAL_DIRECTION Direction);
     69   virtual HRESULT ShutDown();
     70   virtual HRESULT GetState(DWORD *pdwStatus) { return E_NOTIMPL; }
     71   virtual HRESULT HandleTSPData(BYTE *pData,DWORD dwSize);
     72   virtual HRESULT ProcessGraphEvent(__LONG32 lEventCode,LONG_PTR lParam1,LONG_PTR lParam2);
     73 protected:
     74   HRESULT RegisterPluggableTerminalEventSink(ITTerminal *pTerminal);
     75   HRESULT UnregisterPluggableTerminalEventSink(ITTerminal *pTerminal);
     76   HRESULT ReleaseSink();
     77   ULONG InternalAddRef();
     78   ULONG InternalRelease();
     79 public:
     80   HRESULT HandleSinkEvent(MSPEVENTITEM *pEventItem);
     81 protected:
     82   IUnknown *m_pFTM;
     83   DWORD m_dwState;
     84   DWORD m_dwMediaType;
     85   TERMINAL_DIRECTION m_Direction;
     86   HANDLE m_hAddress;
     87   CMSPCallBase *m_pMSPCall;
     88   IGraphBuilder *m_pIGraphBuilder;
     89   IMediaControl *m_pIMediaControl;
     90   CMSPArray <ITTerminal *> m_Terminals;
     91   CMSPCritSection m_lock;
     92   CMSPCritSection m_lockRefCount;
     93   ITPluggableTerminalEventSink *m_pPTEventSink;
     94   __LONG32 m_lMyPersonalRefcount;
     95   WINBOOL m_bFirstAddRef;
     96 };
     97 
     98 #endif
     99