104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1993.
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//
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// File: ofspstg.hxx
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//
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// Contents: COfsPropStg header
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//
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// Classes: COfsPropStg
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//
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// History: 10-Jun-93 DrewB Created
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//
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//----------------------------------------------------------------------------
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#ifndef __OFSPSTG_HXX__
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#define __OFSPSTG_HXX__
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#include <otrack.hxx>
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#include <dfmem.hxx>
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#include <ntsupp.hxx>
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#include <safepnt.hxx>
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//+---------------------------------------------------------------------------
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//
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// Class: COfsPropStg (ops)
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//
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// Purpose: IPropertyStorage implementation for OFS
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//
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// Interface: IPropertyStorage
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//
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// History: 10-Jun-93 DrewB Created
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//
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//----------------------------------------------------------------------------
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interface COfsPropStg
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: INHERIT_TRACKING,
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public IPropertyStorage
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{
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public:
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COfsPropStg(void);
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SCODE InitFromHandle(HANDLE h, REFIID riid);
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~COfsPropStg(void);
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// IUnknown
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STDMETHOD(QueryInterface)(REFIID iid, void **ppvObj);
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DECLARE_STD_REFCOUNTING;
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// IPropertyStorage
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STDMETHOD(ReadMultiple)(THIS_
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ULONG cpspec,
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PROPSPEC FAR rgpspec[],
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FILETIME FAR *pftmModified,
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PROPID FAR rgdispid[],
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PROPVARIANT FAR rgvar[]);
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STDMETHOD(WriteMultiple)(THIS_
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ULONG cpspec,
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PROPSPEC FAR rgpspec[],
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PROPID FAR rgdispid[],
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PROPVARIANT FAR rgvar[]);
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STDMETHOD(DeleteMultiple)(THIS_
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ULONG cpspec,
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PROPSPEC FAR rgpspec[]);
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STDMETHOD(Enum)(THIS_
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IEnumSTATPROPSTG FAR * FAR *ppenm);
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STDMETHOD(Commit)(THIS_
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DWORD grfCommitFlags);
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STDMETHOD(Revert)(THIS);
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STDMETHOD(Stat)(THIS_
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STATPROPSETSTG FAR *pstat);
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private:
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inline SCODE Validate(void) const;
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IID _iid;
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ULONG _sig;
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NuSafeNtHandle _h;
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};
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SAFE_INTERFACE_PTR(SafeCOfsPropStg, COfsPropStg);
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#define COFSPROPSTG_SIG LONGSIG('O', 'F', 'P', 'S')
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#define COFSPROPSTG_SIGDEL LONGSIG('O', 'f', 'P', 's')
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//+--------------------------------------------------------------
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//
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// Member: COfsPropStg::Validate, public
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//
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// Synopsis: Validates the class signature
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//
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// Returns: Returns STG_E_INVALIDHANDLE for failure
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//
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// History: 20-Jan-92 DrewB Created
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//
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//---------------------------------------------------------------
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inline SCODE COfsPropStg::Validate(void) const
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{
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return (this == NULL || _sig != COFSPROPSTG_SIG) ?
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STG_E_INVALIDHANDLE : S_OK;
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}
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#endif // #ifndef __OFSPSTG_HXX__
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