128 lines
2.8 KiB
C++
128 lines
2.8 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1994.
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//
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// File: simpdf.cxx
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//
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// Contents: StdDocfile implementation
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//
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// Classes:
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//
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// Functions:
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//
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// History: 04-Aug-94 PhilipLa Created
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//
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//----------------------------------------------------------------------------
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#include "simphead.cxx"
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#pragma hdrstop
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#if DBG == 1
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DECLARE_INFOLEVEL(simp)
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#endif
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//+---------------------------------------------------------------------------
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//
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// Function: DfCreateSimpDocfile, private
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//
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// Synopsis:
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//
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// Arguments:
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//
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// Returns: Appropriate status code
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//
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// Modifies:
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//
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// History: 04-Aug-94 PhilipLa Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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SCODE DfCreateSimpDocfile(WCHAR const *pwcsName,
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DWORD grfMode,
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DWORD reserved,
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IStorage **ppstgOpen)
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{
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SCODE sc;
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CSimpStorage *pstg;
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if (grfMode !=
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(STGM_SIMPLE | STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE))
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return STG_E_INVALIDFLAG;
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pstg = new CSimpStorage;
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if (pstg == NULL)
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{
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return STG_E_INSUFFICIENTMEMORY;
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}
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sc = pstg->Init(pwcsName, NULL);
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if (FAILED(sc))
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{
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pstg->Release();
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pstg = NULL;
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}
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*ppstgOpen = pstg;
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return sc;
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}
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#if WIN32 != 200
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//+---------------------------------------------------------------------------
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//
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// Function: DfOpenSimpDocfile, private
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//
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// Synopsis: opens an existing docfile for reading
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//
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// Arguments: [pwcsName] name of docfile
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// [grfMode] permission bits
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// [reserved] must be zero
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// [pstgOpen] opened storage pointer
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//
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// Returns: Appropriate status code
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//
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// History: 04-Aug-96 HenryLee Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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SCODE DfOpenSimpDocfile(WCHAR const *pwcsName,
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DWORD grfMode,
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DWORD reserved,
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IStorage **ppstgOpen)
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{
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SCODE sc = S_OK;
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CSimpStorageOpen *pstg;
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if (ppstgOpen == NULL)
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return STG_E_INVALIDPARAMETER;
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else
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*ppstgOpen = NULL;
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if (grfMode != (STGM_SIMPLE | STGM_READWRITE | STGM_SHARE_EXCLUSIVE) &&
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grfMode != (STGM_SIMPLE | STGM_READ | STGM_SHARE_EXCLUSIVE))
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return STG_E_INVALIDFLAG;
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if ((pstg = new CSimpStorageOpen) == NULL)
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{
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return STG_E_INSUFFICIENTMEMORY;
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}
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if (FAILED(sc = pstg->Init(pwcsName, grfMode, NULL)))
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{
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pstg->Release();
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pstg = NULL;
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}
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*ppstgOpen = pstg;
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return sc;
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}
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#endif // WIN32 != 200
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