436 lines
18 KiB
C++
436 lines
18 KiB
C++
/**INC+**********************************************************************/
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/* Header: sclipdata.h */
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/* */
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/* Purpose: Clipboard Monitor global data definition */
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/* */
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/* Copyright(C) Microsoft Corporation 1998 */
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/* */
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/**INC-**********************************************************************/
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#ifndef _H_ACBMDATA
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#define _H_ACBMDATA
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#ifndef INITGUID
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#define INITGUID
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#include <initguid.h>
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#endif
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#include <oleguid.h>
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#ifndef PPVOID
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typedef LPVOID * PPVOID;
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#endif //PPVOID
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#ifndef TS_STRING_FUNCS
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#define TS_STRING_FUNCS
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#define TS_PREPEND_STRING "\\\\tsclient\\"
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#define LTS_PREPEND_STRING L"\\\\tsclient\\"
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// TS_PREPEND_LENGTH is the number of characters in TS_PREPEND_STRING,
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// not counting the terminating '\0'
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#define TS_PREPEND_LENGTH (sizeof(TS_PREPEND_STRING) - sizeof(TS_PREPEND_STRING[0]))
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#endif // ifndef TS_STRING_FUNCS
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// GetDataSync EVENTS
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#define TS_BLOCK_RECEIVED 0
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#define TS_RECEIVE_COMPLETED 1
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#define TS_RESET_EVENT 2
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#define TS_DISCONNECT_EVENT 3
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#define TS_NUM_EVENTS 4
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// String length for the paste information string.
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#define PASTE_PROGRESS_STRING_LENGTH 128
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HRESULT CBMConvertToServerPathW(PVOID pOldData, PVOID pData, size_t cbDest) ;
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HRESULT CBMConvertToServerPathA(PVOID pOldData, PVOID pData, size_t cbDest) ;
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HRESULT CBMConvertToServerPath(PVOID pOldData, PVOID pData, size_t cbDest,
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BOOL fWide) ;
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ULONG CBMGetNewDropfilesSizeForServerW(PVOID pData, ULONG oldSize) ;
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ULONG CBMGetNewDropfilesSizeForServerA(PVOID pData, ULONG oldSize) ;
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ULONG CBMGetNewDropfilesSizeForServer(PVOID pData, ULONG oldSize, BOOL fWide) ;
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HRESULT CBMConvertToClientPathW(PVOID pOldData, PVOID pData, size_t cbDest) ;
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HRESULT CBMConvertToClientPathA(PVOID pOldData, PVOID pData, size_t cbDest) ;
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HRESULT CBMConvertToClientPath(PVOID pOldData, PVOID pData, size_t cbDest,
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BOOL fWide) ;
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UINT CBMGetNewFilePathLengthForClient(PVOID pData, BOOL fWide) ;
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UINT CBMGetNewFilePathLengthForClientW(WCHAR* szOldFilepath) ;
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UINT CBMGetNewFilePathLengthForClientA(char* szOldFilepath) ;
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ULONG CBMGetNewDropfilesSizeForClientW(PVOID pData, ULONG oldSize) ;
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ULONG CBMGetNewDropfilesSizeForClientA(PVOID pData, ULONG oldSize) ;
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ULONG CBMGetNewDropfilesSizeForClient(PVOID pData, ULONG oldSize, BOOL fWide) ;
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int CBMCopyToTempDirectory(PVOID pSrcFiles, BOOL fWide) ;
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int CBMCopyToTempDirectoryW(PVOID pSrcFiles) ;
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int CBMCopyToTempDirectoryA(PVOID pSrcFiles) ;
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class CImpIDataObject ;
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typedef CImpIDataObject *PCImpIDataObject ;
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class CEnumFormatEtc ;
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class CClipData : public IUnknown
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{
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friend CImpIDataObject ;
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friend CEnumFormatEtc ;
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private:
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LONG _cRef ;
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TS_CLIP_PDU _ClipPDU ;
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PCImpIDataObject _pImpIDataObject ;
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public:
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CClipData();
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~CClipData(void);
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HRESULT DCINTERNAL SetNumFormats(ULONG);
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DCVOID SetClipData(HGLOBAL, DCUINT) ;
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//IUnknown members that delegate to _pUnkOuter.
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STDMETHODIMP QueryInterface(REFIID, PPVOID);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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} ;
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typedef CClipData *PCClipData ;
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class CImpIDataObject : public IDataObject
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{
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private:
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LONG _cRef;
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LPUNKNOWN _pUnkOuter;
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ULONG _maxNumFormats ;
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// Current number of formats in IDataObject
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ULONG _numFormats ;
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// Buffer of _maxNumFormats FORMATETC's
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LPFORMATETC _pFormats ;
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LPSTGMEDIUM _pSTGMEDIUM ; // Our fixed STGMEDIUM (always an HGLOBAL)
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DCUINT _uiSTGType;
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// _lastFormatRequested is used to see if we can avoid re-requesting the
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// same data twice over the wire.
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CLIPFORMAT _lastFormatRequested ;
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CLIPFORMAT _cfDropEffect ;
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BOOL _fAlreadyCopied ;
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DWORD _dropEffect ; // We currently only support FO_COPY and FO_MOVE
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LPVOID _fileName ;
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DCVOID FreeSTGMEDIUM( void );
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public:
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PTS_CLIP_PDU _pClipPDU ;
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CImpIDataObject(LPUNKNOWN);
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~CImpIDataObject(void);
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HRESULT Init(ULONG) ;
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DCVOID SetClipData(HGLOBAL, DCUINT) ;
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public:
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//IUnknown members that delegate to _pUnkOuter.
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STDMETHODIMP QueryInterface(REFIID, PPVOID);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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//IDataObject members
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STDMETHODIMP GetData(LPFORMATETC, LPSTGMEDIUM);
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STDMETHODIMP GetDataHere(LPFORMATETC, LPSTGMEDIUM);
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STDMETHODIMP QueryGetData(LPFORMATETC);
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STDMETHODIMP GetCanonicalFormatEtc(LPFORMATETC, LPFORMATETC);
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STDMETHODIMP SetData(LPFORMATETC, LPSTGMEDIUM, BOOL);
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STDMETHODIMP EnumFormatEtc(DWORD, LPENUMFORMATETC *);
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STDMETHODIMP DAdvise(LPFORMATETC, DWORD
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, LPADVISESINK, DWORD *);
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STDMETHODIMP DUnadvise(DWORD);
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STDMETHODIMP EnumDAdvise(LPENUMSTATDATA *);
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};
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class CEnumFormatEtc : public IEnumFORMATETC
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{
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private:
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LONG _cRef;
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LPUNKNOWN _pUnkRef;
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LPFORMATETC _pFormats;
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ULONG _iCur;
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ULONG _cItems;
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public:
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CEnumFormatEtc(LPUNKNOWN);
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~CEnumFormatEtc(void);
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DCVOID Init(LPFORMATETC, ULONG) ;
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//IUnknown members that delegate to _pUnkOuter.
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STDMETHODIMP QueryInterface(REFIID, PPVOID);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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//IEnumFORMATETC members
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STDMETHODIMP Next(ULONG, LPFORMATETC, ULONG *);
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STDMETHODIMP Skip(ULONG);
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STDMETHODIMP Reset(void);
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STDMETHODIMP Clone(IEnumFORMATETC **);
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};
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typedef CEnumFormatEtc *PCEnumFormatEtc;
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/**STRUCT+*******************************************************************/
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/* Structure: CBM_GLOBAL_DATA */
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/* */
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/* Description: Clipboard Monitor global data */
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/****************************************************************************/
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typedef struct tagCBM_GLOBAL_DATA
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{
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/************************************************************************/
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/* Clipboard viewer chain information */
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/************************************************************************/
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HWND viewerWindow;
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WNDCLASS viewerWindowClass;
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HWND nextViewer;
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DCBOOL notifyNextViewer;
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/************************************************************************/
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/* Our state information */
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/************************************************************************/
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DCUINT state;
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DCBOOL open;
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/************************************************************************/
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/* Client uses ascii for format names */
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/************************************************************************/
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DCBOOL fUseAsciiNames;
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/************************************************************************/
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/* Server/client format ID map */
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/************************************************************************/
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CB_FORMAT_MAP idMap[CB_MAX_FORMATS];
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/************************************************************************/
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/* The registered message used to communicate between the two threads */
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/* of the Clipboard Monitor */
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/************************************************************************/
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UINT regMsg;
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/************************************************************************/
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/* thread info */
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/************************************************************************/
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DCBOOL runThread;
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HANDLE hDataThread;
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/************************************************************************/
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/* other useful data */
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/************************************************************************/
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DCUINT pendingClientID;
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DCUINT pendingServerID;
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ULONG logonId;
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INT formatResponseCount;
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/************************************************************************/
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/* Virtual channel stuff */
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/************************************************************************/
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HANDLE vcHandle;
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OVERLAPPED writeOL;
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OVERLAPPED readOL;
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PDCUINT8 rxpBuffer;
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PDCUINT8 rxpNext;
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DCUINT rxSize;
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DCUINT rxLeft;
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/************************************************************************/
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/* Array of events */
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/************************************************************************/
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#define CLIP_EVENT_DISCONNECT 0
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#define CLIP_EVENT_RECONNECT 1
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#define CLIP_EVENT_READ 2
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#define CLIP_EVENT_COUNT 3
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HANDLE hEvent[CLIP_EVENT_COUNT];
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/************************************************************************/
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/* Already running mutex */
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/************************************************************************/
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HANDLE hMutex;
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// GetDataSync is an array of event handles used to synchronize the
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// transmission of data from the remote and local clipboard via the
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// IDataObject::GetData interface function
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// GetDataSync[TS_BLOCK_RECEIVED] is signaled if a datapacket arrives
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// GetDataSync[TS_RECEIVE_COMPLETED] is signaled when the data stream is done sending data
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// GetDataSync[TS_RESET_EVENT] is signaled when we need to reset/stop waiting
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// GetDataSync[TS_DISCONNECT_EVENT] is signaled when a disconnect event occurs
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HANDLE GetDataSync[TS_NUM_EVENTS] ;
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// CClipData is the data object that encapsulates the IDataObject
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PCClipData pClipData ;
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// locatation where temp files will go; the +1 is for an extra NULL char
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// that may be needed for the SHFileOperation
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char tempDirA[MAX_PATH+1] ;
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wchar_t tempDirW[MAX_PATH+1] ;
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char baseTempDirA[MAX_PATH+1] ;
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wchar_t baseTempDirW[MAX_PATH+1] ;
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DWORD dropEffect ;
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BOOL fFileCutCopyOn ;
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BOOL fAlreadyCopied ;
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BOOL fRegisteredForSessNotif;
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BOOL fInClipboardChain;
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WCHAR szPasteInfoStringW[PASTE_PROGRESS_STRING_LENGTH];
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CHAR szPasteInfoStringA[PASTE_PROGRESS_STRING_LENGTH];
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} CBM_GLOBAL_DATA;
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/**STRUCT-*******************************************************************/
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DC_GL_EXT CBM_GLOBAL_DATA CBM
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#ifdef DC_DEFINE_GLOBAL_DATA
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= { 0 }
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#endif
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;
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/****************************************************************************/
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/* CBM State Table */
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/****************************************************************************/
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DC_GL_EXT DCUINT cbmStateTable[CBM_NUMEVENTS][CBM_NUMSTATES]
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#ifdef DC_DEFINE_GLOBAL_DATA
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= {
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/********************************************************************/
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/* This is not a state table in the strict sense. It simply shows */
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/* which events are valid in which states. It is not used to drive */
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/* CB. */
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/* */
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/* Values mean */
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/* - 0 event OK in this state. */
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/* - 1 warning - event should not occur in this state, but does in */
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/* some race conditions - ignore it. */
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/* - 2 error - event should not occur in ths state at all. */
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/* */
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/* These values are hard-coded here in order to make the table */
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/* readable. They correspond to the constants CBM_TABLE_OK, */
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/* CBM_TABLE_WARN & CBM_TABLE_ERROR. */
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/* */
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/* Uninitialized */
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/* | Initialized */
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/* | | Connected */
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/* | | | Local CB owner */
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/* | | | | Shared CB owner */
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/* | | | | | Pending format list rsp */
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/* | | | | | | Pending format data rsp */
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/* | | | | | | | */
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/********************************************************************/
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/* Start up */
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{ 0, 2, 2, 2, 2, 2, 2}, /* CBM_MAIN */
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/* local Window messages */
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{ 2, 0, 0, 0, 0, 0, 0}, /* WM_CLOSE */
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{ 0, 2, 2, 2, 2, 2, 2}, /* WM_CREATE */
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{ 2, 0, 2, 2, 2, 2, 2}, /* WM_DESTROY */
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{ 2, 0, 0, 0, 0, 0, 0}, /* WM_CHANGECBCHAIN */
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{ 1, 1, 0, 0, 0, 0, 2}, /* WM_DRAWCLIPBOARD */
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{ 2, 2, 0, 0, 2, 2, 2}, /* WM_RENDERFORMAT */
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/* shared CB messages */
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{ 2, 0, 1, 0, 2, 2, 2}, /* Connect */
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{ 1, 1, 0, 0, 0, 0, 0}, /* Disconnect */
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{ 2, 2, 0, 0, 0, 0, 0}, /* Format list */
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{ 2, 2, 2, 2, 2, 0, 2}, /* Format list rsp */
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{ 2, 2, 1, 1, 0, 1, 2}, /* Format data rq */
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{ 2, 2, 2, 2, 2, 2, 0} /* Format data rsp */
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}
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#endif /* DC_DEFINE_GLOBAL_DATA */
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;
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#ifdef DC_DEBUG
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/****************************************************************************/
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/* State and event descriptions (debug build only) */
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/****************************************************************************/
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DC_GL_EXT const DCTCHAR cbmState[CBM_NUMSTATES][35]
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#ifdef DC_DEFINE_GLOBAL_DATA
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= {
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_T("CBM_STATE_NOT_INIT"),
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_T("CBM_STATE_INITIALIZED"),
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_T("CBM_STATE_CONNECTED"),
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_T("CBM_STATE_LOCAL_CB_OWNER"),
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_T("CBM_STATE_SHARED_CB_OWNER"),
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_T("CBM_STATE_PENDING_FORMAT_LIST_RSP"),
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_T("CBM_STATE_PENDING_FORMAT_DATA_RSP")
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}
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#endif /* DC_DEFINE_GLOBAL_DATA */
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;
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DC_GL_EXT const DCTCHAR cbmEvent[CBM_NUMEVENTS][35]
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#ifdef DC_DEFINE_GLOBAL_DATA
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= {
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_T("CBM_EVENT_CBM_MAIN"),
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_T("CBM_EVENT_WM_CLOSE"),
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_T("CBM_EVENT_WM_CREATE"),
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_T("CBM_EVENT_WM_DESTROY"),
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_T("CBM_EVENT_WM_CHANGECBCHAIN"),
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_T("CBM_EVENT_WM_DRAWCLIPBOARD"),
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_T("CBM_EVENT_WM_RENDERFORMAT"),
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_T("CBM_EVENT_CONNECT"),
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_T("CBM_EVENT_DISCONNECT"),
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_T("CBM_EVENT_FORMAT_LIST"),
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_T("CBM_EVENT_FORMAT_LIST_RSP"),
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_T("CBM_EVENT_FORMAT_DATA_RQ"),
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_T("CBM_EVENT_FORMAT_DATA_RSP")
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}
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#endif /* DC_DEFINE_GLOBAL_DATA */
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;
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#endif /* DC_DEBUG */
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/****************************************************************************/
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/* Excluded formats */
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/****************************************************************************/
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const DCTCHAR cbmExcludedFormatList[CBM_EXCLUDED_FORMAT_COUNT]
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[TS_FORMAT_NAME_LEN]
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= {
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_T("Link" ),
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_T("OwnerLink" ),
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_T("ObjectLink" ),
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_T("Link Source" ),
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_T("Link Source Descriptor"),
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_T("Embed Source" ),
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_T("Embedded Object" )
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// _T("Ole Private Data" ),
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// _T("DataObject" ),
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// _T("Object Descriptor" ),
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// _T("Shell IDList Array" ),
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// _T("Shell Object Offsets" ),
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// _T("FileName" ),
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// _T("FileNameW" ),
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_T("FileContents" ),
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_T("FileGroupDescriptor" ),
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_T("FileGroupDescriptorW" ),
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} ;
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const DCTCHAR cbmExcludedFormatList_NO_RD[CBM_EXCLUDED_FORMAT_COUNT_NO_RD]
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[TS_FORMAT_NAME_LEN]
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= {
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_T("Link" ),
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_T("OwnerLink" ),
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_T("ObjectLink" ),
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_T("Link Source" ),
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_T("Link Source Descriptor"),
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_T("Embed Source" ),
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_T("Embedded Object" )
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_T("Ole Private Data" ),
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_T("DataObject" ),
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_T("Object Descriptor" ),
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_T("Shell IDList Array" ),
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_T("Shell Object Offsets" ),
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_T("FileName" ),
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_T("FileNameW" ),
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_T("FileContents" ),
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_T("FileGroupDescriptor" ),
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_T("FileGroupDescriptorW" ),
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} ;
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#endif /* _H_ACBMDATA */
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