1977 lines
53 KiB
C++
1977 lines
53 KiB
C++
//+--------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1992.
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//
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// File: publicdf.cxx
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//
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// Contents: Public DocFile implementation
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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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#include <dfhead.cxx>
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#pragma hdrstop
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#include <time.h>
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#include <pbstream.hxx>
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#ifndef REF
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#include <tstream.hxx>
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#endif //!REF
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#include <sstream.hxx>
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#include <lock.hxx>
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//+--------------------------------------------------------------
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//
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// Member: CPubDocFile::CPubDocFile, public
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//
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// Synopsis: Constructor
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//
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// Arguments: [pdfParent] - Parent PubDocFile
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// [pdf] - DocFile basis
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// [df] - Permissions
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// [luid] - LUID
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// [pdfb] - Basis
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// [pdfn] - name
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// [cTransactedDepth] - Number of transacted parents
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// [pmsBase] - Base multistream
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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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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_CPubDocFile) // Pubdf_Init_TEXT
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#endif
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CPubDocFile::CPubDocFile(CPubDocFile *pdfParent,
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PDocFile *pdf,
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DFLAGS const df,
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DFLUID luid,
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#ifndef REF
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CDFBasis *pdfb,
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#else
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ILockBytes *pilbBase,
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#endif //!REF
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CDfName const *pdfn,
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#ifndef REF
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UINT cTransactedDepth,
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#endif //!REF
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CMStream *pmsBase)
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{
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#ifndef REF
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olDebugOut((DEB_ITRACE, "In CPubDocFile::CPubDocFile("
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"%p, %p, %X, %lu, %p, %p, %lu, %p)\n",
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pdfParent, pdf, df, luid, pdfb, pdfn, cTransactedDepth,
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pmsBase));
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#else
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olDebugOut((DEB_ITRACE, "In CPubDocFile::CPubDocFile("
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"%p, %p, %X, %lu, %p, %p, %p)\n",
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pdfParent, pdf, df, luid, pilbBase, pdfn, pmsBase));
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#endif //!REF
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_pdfParent = P_TO_BP(CBasedPubDocFilePtr, pdfParent);
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_pdf = P_TO_BP(CBasedDocFilePtr, pdf);
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_df = df;
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_luid = luid;
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#ifndef REF
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_pdfb = P_TO_BP(CBasedDFBasisPtr, pdfb);
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_cTransactedDepth = cTransactedDepth;
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#else
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_pilbBase = pilbBase;
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#endif //!REF
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_wFlags = 0;
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_pmsBase = P_TO_BP(CBasedMStreamPtr, pmsBase);
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_cReferences = 1;
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if (pdfn)
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{
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_dfn.Set(pdfn->GetLength(), pdfn->GetBuffer());
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}
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else
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{
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_dfn.Set((WORD)0, (BYTE *)NULL);
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}
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if (!IsRoot())
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_pdfParent->AddChild(this);
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_sig = CPUBDOCFILE_SIG;
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olDebugOut((DEB_ITRACE, "Out CPubDocFile::CPubDocFile\n"));
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}
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//+--------------------------------------------------------------
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//
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// Member: CPubDocFile::~CPubDocFile, public
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//
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// Synopsis: Destructor
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//
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// History: 23-Jan-92 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_vdtor) // Pubdf_Shutdown_TEXT
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#endif
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void CPubDocFile::vdtor(void)
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{
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olAssert(_cReferences == 0);
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_sig = CPUBDOCFILE_SIGDEL;
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if (SUCCEEDED(CheckReverted()))
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{
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#ifndef REF
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ChangeXs(DF_NOLUID, XSO_RELEASE);
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#endif //!REF
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olAssert(!IsRoot());
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_pdfParent->ReleaseChild(this);
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_cilChildren.DeleteByName(NULL);
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if (_pdf)
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_pdf->Release();
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}
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#ifdef HACK_COORD
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if (P_COORD(_df))
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{
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_pdfParent->vRelease();
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}
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#endif
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delete this;
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}
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//+--------------------------------------------------------------
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//
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// Member: CPubDocFile::Release, public
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//
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// Synopsis: Releases resources for a CPubDocFile
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//
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// Returns: Appropriate status code
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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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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_vRelease) // Pubdf_Release_TEXT
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#endif
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void CPubDocFile::vRelease(void)
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{
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olDebugOut((DEB_ITRACE, "In CPubDocFile::Release()\n"));
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olAssert(_cReferences > 0);
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if (_pdf && !P_TRANSACTED(_df) && SUCCEEDED(CheckReverted()))
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{
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TIME_T tm;
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#ifndef REF
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#ifdef ACCESSTIME
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olVerSucc(DfGetTOD(&tm));
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olVerSucc(_pdf->SetTime(WT_ACCESS, tm));
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#endif
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#endif //!REF
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#ifdef NEWPROPS
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olVerSucc(FlushBufferedData(0));
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#endif
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if (IsDirty())
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{
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olVerSucc(DfGetTOD(&tm));
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olVerSucc(_pdf->SetTime(WT_MODIFICATION, tm));
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if (!IsRoot())
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_pdfParent->SetDirty();
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else
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{
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msfAssert(P_WRITE(_df) &&
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aMsg("Dirty & Direct but no write access"));
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}
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SetClean();
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}
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if (IsRoot() && P_WRITE(_df))
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{
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SCODE sc;
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sc = _pmsBase->Flush(0);
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#if DBG == 1
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if (FAILED(sc))
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{
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olDebugOut((DEB_ERROR,
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"ILockBytes::Flush() failed in release path "
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"with error %lx\n", sc));
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}
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#endif
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}
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}
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vDecRef();
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olDebugOut((DEB_ITRACE, "Out CPubDocFile::Release()\n"));
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}
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//+--------------------------------------------------------------
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//
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// Method: CPubDocFile::CopyLStreamToLStream, private static
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//
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// Synopsis: Copies the contents of a stream to another stream
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//
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// Arguments: [plstFrom] - Stream to copy from
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// [plstTo] - Stream to copy to
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//
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// Returns: Appropriate status code
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//
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// History: 13-Sep-91 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_CopyLStreamToLStream) // Root_TEXT
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#endif
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SCODE CPubDocFile::CopyLStreamToLStream(ILockBytes *plstFrom,
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ILockBytes *plstTo)
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{
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BYTE *pbBuffer;
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USHORT cbBuffer;
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SCODE sc;
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ULONG cbRead, cbWritten;
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ULARGE_INTEGER cbPos;
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STATSTG stat;
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GetSafeBuffer(CB_SMALLBUFFER, CB_LARGEBUFFER, &pbBuffer, &cbBuffer);
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olAssert((pbBuffer != NULL) && aMsg("Couldn't get scratch buffer"));
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// Set destination size for contiguity
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olHChk(plstFrom->Stat(&stat, STATFLAG_NONAME));
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olHChk(plstTo->SetSize(stat.cbSize));
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// Copy between streams
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ULISet32(cbPos, 0);
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for (;;)
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{
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olHChk(plstFrom->ReadAt(cbPos, pbBuffer, cbBuffer, &cbRead));
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if (cbRead == 0) // EOF
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break;
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olHChk(plstTo->WriteAt(cbPos, pbBuffer, cbRead, &cbWritten));
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if (cbRead != cbWritten)
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olErr(EH_Err, STG_E_WRITEFAULT);
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olAssert(0xFFFFFFFF-ULIGetLow(cbPos) > cbWritten);
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ULISetLow(cbPos, ULIGetLow(cbPos)+cbWritten);
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}
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// Fall through
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EH_Err:
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FreeBuffer(pbBuffer);
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return sc;
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}
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#ifndef REF
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//+-------------------------------------------------------------------------
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//
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// Method: CPubDocFile::PrepareForOverwrite, private
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//
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// Synopsis: Make sure that there is enough space to do a commit
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// when the overwrite flag has been specified.
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//
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// Arguments: None.
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//
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// Returns: S_OK if call completed OK.
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//
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// History: 08-Jul-92 PhilipLa Created.
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//
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//--------------------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_PrepareForOverwrite)
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#endif
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SCODE CPubDocFile::PrepareForOverwrite(void)
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{
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SCODE sc;
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ULONG ulSize;
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ULARGE_INTEGER ulNewSize;
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olChk(GetCommitSize(&ulSize));
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ULISet32(ulNewSize, ulSize);
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if (P_INDEPENDENT(_df))
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{
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STATSTG statOrig;
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olHChk(_pdfb->GetOriginal()->Stat(&statOrig, STATFLAG_NONAME));
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olAssert(ULIGetHigh(statOrig.cbSize) == 0);
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if (ULIGetLow(ulNewSize) > ULIGetLow(statOrig.cbSize))
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{
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olHChk(_pdfb->GetOriginal()->SetSize(ulNewSize));
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}
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}
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sc = DfGetScode(_pmsBase->GetILB()->SetSize(ulNewSize));
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// Fall through
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EH_Err:
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olDebugOut((DEB_ITRACE,"Out CPubDocFile::PrepareForOverwrite() =>"
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"%lu\n", sc));
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return sc;
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}
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#endif //!REF
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//+---------------------------------------------------------------------------
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//
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// Member: CPubDocFile::GetCommitSize, public
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//
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// Synopsis: Get the total size needed to commit the current docfile
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// with overwrite permissions.
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//
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// Arguments: [pulSize] -- Return location for size
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//
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// Returns: Appropriate status code
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//
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// Algorithm: For each Transaction Set Member call GetCommitInfo()
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// 1) If Tset member is a Docfile, then GetCommitInfo
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// returns number of deleted entries and number of
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// newly created entries.
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// 2) If Tset member is a stream, GetCommitInfo returns
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// current size and size of base.
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// Determine the number of DirSectors needed to handle
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// newly created entries.
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// Determine number of data sectors needed to hold new
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// stream info.
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// Determine number of fat sectors needed to hold new
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// data and dir sectors.
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// Determine number of DI Fat sectors needed to hold new
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// fat sectors.
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// Add size of new sectors to the current size of the
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// base and return that value.
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//
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// History: 15-Jun-93 PhilipLa Created
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//
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//----------------------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_GetCommitSize)
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#endif
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SCODE CPubDocFile::GetCommitSize(ULONG *pulSize)
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{
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SCODE sc;
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PTSetMember *ptsm;
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ULONG cDirEntries = 0;
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ULONG cNewSectors = 0;
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ULONG cMiniSectors = 0;
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ULONG cMiniFatSectors;
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ULONG cFatSectors = 0;
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ULONG cFatLast;
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ULONG cDIFatSectors = 0;
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olDebugOut((DEB_ITRACE,"In CPubDocFile::PrepareForOverwrite()\n"));
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//Bytes per sector
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ULONG cbSect = _pmsBase->GetSectorSize();
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if (!(_wFlags & PF_PREPARED))
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{
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//DirEntries per sector
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ULONG cdsSect = cbSect / sizeof(CDirEntry);
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//Fat entries per sector
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ULONG cfsSect = cbSect / sizeof(SECT);
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//Minisectors per sector
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ULONG cmsSect = cbSect / MINISECTORSIZE;
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ULONG ulRet1, ulRet2;
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for (ptsm = _tss.GetHead(); ptsm; ptsm = ptsm->GetNext())
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{
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ptsm->GetCommitInfo(&ulRet1, &ulRet2);
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switch(REAL_STGTY(ptsm->ObjectType()))
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{
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case STGTY_STORAGE:
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if (ulRet2 < ulRet1)
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{
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cDirEntries += (ulRet1 - ulRet2);
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}
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break;
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case STGTY_STREAM:
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//If new size is larger than old...
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if (ulRet2 > ulRet1)
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{
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if (ulRet2 < MINISTREAMSIZE)
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{
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cMiniSectors += ((ulRet2 + MINISECTORSIZE - 1)
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/ MINISECTORSIZE) -
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((ulRet1 + MINISECTORSIZE - 1)
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/ MINISECTORSIZE);
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}
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else
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{
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ULONG csectOld = (ulRet1 + cbSect - 1) / cbSect;
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ULONG csectNew = (ulRet2 + cbSect - 1) / cbSect;
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cNewSectors += (csectNew - csectOld);
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}
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}
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break;
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default:
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olAssert(!aMsg("Unknown pstm object type"));
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break;
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}
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}
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cNewSectors += (cDirEntries + cdsSect - 1) / cdsSect;
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cMiniFatSectors = ((cMiniSectors + cfsSect - 1) / cfsSect);
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cNewSectors += cMiniFatSectors + ((cMiniSectors + cmsSect -1) / cmsSect);
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do
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{
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cFatLast = cFatSectors;
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cFatSectors = (cNewSectors + cDIFatSectors + cFatSectors + cbSect - 1)
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/ cbSect;
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cDIFatSectors = (cFatSectors + cfsSect - 1) / cfsSect;
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}
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while (cFatLast != cFatSectors);
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cNewSectors += cFatSectors + cDIFatSectors;
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}
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STATSTG stat;
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olHChk(_pmsBase->GetILB()->Stat(&stat, STATFLAG_NONAME));
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*pulSize = ULIGetLow(stat.cbSize) + cNewSectors * cbSect;
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EH_Err:
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return sc;
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}
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//+--------------------------------------------------------------
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//
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// Member: CPubDocFile::Commit, public
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//
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// Synopsis: Commits transacted changes
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//
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// Arguments: [dwFlags] - DFC_*
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//
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// Returns: Appropriate status code
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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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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CPubDocFile_Commit) // Pubdf_Commit_TEXT
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#endif
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SCODE CPubDocFile::Commit(DWORD const dwFlags)
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{
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SCODE sc;
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#ifndef COORD
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TIME_T tm;
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#ifndef REF
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PTSetMember *ptsm;
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ULONG ulLock = 0;
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DFSIGNATURE sigMSF;
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#endif //!REF
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BOOL fFlush = FLUSH_CACHE(dwFlags);
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olDebugOut((DEB_ITRACE, "In CPubDocFile::Commit:%p(%lX)\n",
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this, dwFlags));
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olChk(CheckReverted());
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if (!P_WRITE(_df))
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olErr(EH_Err, STG_E_ACCESSDENIED);
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if (IsDirty())
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{
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olChk(DfGetTOD(&tm));
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olChk(_pdf->SetTime(WT_MODIFICATION, tm));
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}
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#ifdef USE_NOSNAPSHOT
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if (P_NOSNAPSHOT(_df) && (dwFlags & STGC_OVERWRITE))
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{
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olErr(EH_Err, STG_E_INVALIDFLAG);
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}
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#endif
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#ifndef REF
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#ifdef ACCESSTIME
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olChk(DfGetTOD(&tm));
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olChk(_pdf->SetTime(WT_ACCESS, tm));
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#endif
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#endif //!REF
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#ifdef NEWPROPS
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olChk(FlushBufferedData(0));
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#endif
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#ifndef REF
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if (!P_TRANSACTED(_df))
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{
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#endif //!REF
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if (IsDirty())
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{
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if (!IsRoot())
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_pdfParent->SetDirty();
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SetClean();
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}
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if (_cTransactedDepth == 0)
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{
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// Direct all the way
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olChk(_pmsBase->Flush(fFlush));
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}
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return S_OK;
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#ifndef REF
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}
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olAssert(GetTransactedDepth() > 0 &&
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aMsg("Transaction depth/flags conflict"));
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if (GetTransactedDepth() == 1)
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{
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// A transacted depth of 1 means this is the lowest transacted
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// level and committed changes will go into the real file,
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// so do all the special contents protection and locking
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if (_pdfb->GetOrigLockFlags() & LOCK_ONLYONCE)
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olChk(WaitForAccess(_pdfb->GetOriginal(), DF_WRITE,
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&ulLock));
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olChkTo(EH_GetAccess, _pmsBase->BeginCopyOnWrite(dwFlags));
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if (dwFlags & STGC_OVERWRITE)
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{
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olChkTo(EH_COW, PrepareForOverwrite());
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}
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if (P_INDEPENDENT(_df))
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{
|
|
if (_sigMSF == DF_INVALIDSIGNATURE)
|
|
{
|
|
if ((dwFlags & STGC_ONLYIFCURRENT) &&
|
|
DllIsMultiStream(_pdfb->GetOriginal()) == S_OK)
|
|
olErr(EH_COW, STG_E_NOTCURRENT);
|
|
}
|
|
else
|
|
{
|
|
olChkTo(EH_COW, DllGetCommitSig(_pdfb->GetOriginal(),
|
|
&sigMSF));
|
|
if (dwFlags & STGC_ONLYIFCURRENT)
|
|
if (sigMSF != _sigMSF)
|
|
olErr(EH_COW, STG_E_NOTCURRENT);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (ptsm = _tss.GetHead(); ptsm; ptsm = ptsm->GetNext())
|
|
if ((ptsm->GetFlags() & XSM_DELETED) == 0)
|
|
olChkTo(EH_NoCommit, ptsm->BeginCommit(dwFlags));
|
|
|
|
// 10/02/92 - To handle low disk space situations well, we
|
|
// preallocate the space we'll need to copy (when independent).
|
|
|
|
STATSTG statBase, statOrig;
|
|
|
|
if (P_INDEPENDENT(_df))
|
|
{
|
|
// With DELAYFLUSH we can't be sure of the size
|
|
// of the file until EndCopyOnWrite, but we do
|
|
// know that the file won't grow so this is safe
|
|
|
|
olHChkTo(EH_NoCommit, _pdfb->GetBase()->Stat(&statBase,
|
|
STATFLAG_NONAME));
|
|
olAssert(ULIGetHigh(statBase.cbSize) == 0);
|
|
|
|
olHChkTo(EH_NoCommit, _pdfb->GetOriginal()->Stat(&statOrig,
|
|
STATFLAG_NONAME));
|
|
olAssert(ULIGetHigh(statOrig.cbSize) == 0);
|
|
|
|
if (ULIGetLow(statBase.cbSize) > ULIGetLow(statOrig.cbSize))
|
|
{
|
|
olHChkTo(EH_NoCommit,
|
|
_pdfb->GetOriginal()->SetSize(statBase.cbSize));
|
|
}
|
|
}
|
|
|
|
//End of phase 1 of commit.
|
|
|
|
if (GetTransactedDepth() == 1)
|
|
{
|
|
olChkTo(EH_ResetSize,
|
|
_pmsBase->EndCopyOnWrite(dwFlags, DF_COMMIT));
|
|
}
|
|
|
|
// Move to end of list
|
|
for (ptsm = _tss.GetHead();
|
|
ptsm && ptsm->GetNext();
|
|
ptsm = ptsm->GetNext())
|
|
NULL;
|
|
// End commits in reverse
|
|
for (; ptsm; ptsm = ptsm->GetPrev())
|
|
ptsm->EndCommit(DF_COMMIT);
|
|
|
|
if (P_INDEPENDENT(_df))
|
|
{
|
|
// Not robust, but we made sure we had enough
|
|
// disk space by presetting the larger size
|
|
// There is no practical way of making this robust
|
|
// and we have never guaranteed behavior in the face
|
|
// of disk errors, so this is good enough
|
|
|
|
olVerSucc(CopyLStreamToLStream(_pdfb->GetBase(),
|
|
_pdfb->GetOriginal()));
|
|
olVerSucc(_pdfb->GetOriginal()->Flush());
|
|
|
|
if (_sigMSF == DF_INVALIDSIGNATURE)
|
|
{
|
|
olVerSucc(DllGetCommitSig(_pdfb->GetOriginal(), &_sigMSF));
|
|
}
|
|
else
|
|
{
|
|
_sigMSF = sigMSF+1;
|
|
olVerSucc(DllSetCommitSig(_pdfb->GetOriginal(), _sigMSF));
|
|
}
|
|
}
|
|
|
|
if (ulLock != 0)
|
|
ReleaseAccess(_pdfb->GetOriginal(), DF_WRITE, ulLock);
|
|
|
|
// Dirty all parents up to the next transacted storage
|
|
if (IsDirty())
|
|
{
|
|
if (!IsRoot())
|
|
_pdfParent->SetDirty();
|
|
SetClean();
|
|
}
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CTransactionLevel::Commit\n"));
|
|
#if DBG == 1
|
|
VerifyXSMemberBases();
|
|
#endif
|
|
_wFlags = (_wFlags & ~PF_PREPARED);
|
|
|
|
return S_OK;
|
|
|
|
EH_ResetSize:
|
|
if (P_INDEPENDENT(_df) &&
|
|
(ULIGetLow(statBase.cbSize) > ULIGetLow(statOrig.cbSize)))
|
|
{
|
|
_pdfb->GetOriginal()->SetSize(statOrig.cbSize);
|
|
}
|
|
EH_NoCommit:
|
|
// Move to end of list
|
|
for (ptsm = _tss.GetHead();
|
|
ptsm && ptsm->GetNext();
|
|
ptsm = ptsm->GetNext())
|
|
NULL;
|
|
// Abort commits in reverse
|
|
for (; ptsm; ptsm = ptsm->GetPrev())
|
|
ptsm->EndCommit(DF_ABORT);
|
|
EH_COW:
|
|
if (GetTransactedDepth() == 1)
|
|
{
|
|
olVerSucc(_pmsBase->EndCopyOnWrite(dwFlags, DF_ABORT));
|
|
}
|
|
EH_GetAccess:
|
|
if (ulLock != 0)
|
|
ReleaseAccess(_pdfb->GetOriginal(), DF_WRITE, ulLock);
|
|
#endif //!REF
|
|
EH_Err:
|
|
return sc;
|
|
|
|
#else //COORD
|
|
ULONG ulLock = 0;
|
|
DFSIGNATURE sigMSF;
|
|
ULONG cbSizeBase;
|
|
ULONG cbSizeOrig;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::Commit:%p(%lX)\n",
|
|
this, dwFlags));
|
|
|
|
sc = CommitPhase1(dwFlags, &ulLock, &sigMSF, &cbSizeBase, &cbSizeOrig);
|
|
|
|
//Only do phase 2 if we're transacted and phase 1 succeeded.
|
|
if (P_TRANSACTED(_df) && SUCCEEDED(sc))
|
|
{
|
|
sc = CommitPhase2(dwFlags,
|
|
TRUE,
|
|
ulLock,
|
|
sigMSF,
|
|
cbSizeBase,
|
|
cbSizeOrig);
|
|
}
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::Commit -> %lX\n", sc));
|
|
|
|
return sc;
|
|
#endif //!COORD
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::DestroyEntry, public
|
|
//
|
|
// Synopsis: Permanently deletes an element of a DocFile
|
|
//
|
|
// Arguments: [pdfnName] - Name of element
|
|
// [fClean] - Whether this was invoked as cleanup or not
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 20-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_DestroyEntry) // Pubdf_Destroy_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::DestroyEntry(CDfName const *pdfnName,
|
|
BOOL fClean)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::DestroyEntry:%p(%ws, %d)\n",
|
|
this, pdfnName, fClean));
|
|
olChk(CheckReverted());
|
|
if (!P_TRANSACTED(_df) && !P_WRITE(_df))
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
olChk(_pdf->DestroyEntry(pdfnName, fClean));
|
|
_cilChildren.DeleteByName(pdfnName);
|
|
SetDirty();
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::DestroyEntry\n"));
|
|
// Fall through
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::RenameEntry, public
|
|
//
|
|
// Synopsis: Renames an element of a DocFile
|
|
//
|
|
// Arguments: [pdfnName] - Current name
|
|
// [pdfnNewName] - New name
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 20-Jan-92 DrewB Created
|
|
// 28-Oct-92 AlexT Add names to XSM's
|
|
// 09-Aug-93 AlexT Disallow renames of open children
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_RenameEntry) // Pubdf_Rename_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::RenameEntry(CDfName const *pdfnName,
|
|
CDfName const *pdfnNewName)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::RenameEntry(%ws, %ws)\n",
|
|
pdfnName, pdfnNewName));
|
|
olChk(CheckReverted());
|
|
if (FAILED(_cilChildren.IsDenied(pdfnName, DF_WRITE | DF_DENYALL, _df)))
|
|
{
|
|
// Translate all denial errors to STG_E_ACCESSDENIED
|
|
sc = STG_E_ACCESSDENIED;
|
|
}
|
|
else
|
|
{
|
|
sc = _pdf->RenameEntry(pdfnName, pdfnNewName);
|
|
|
|
if (SUCCEEDED(sc))
|
|
{
|
|
SetDirty();
|
|
}
|
|
}
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::RenameEntry\n"));
|
|
// Fall through
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::CreateDocFile, public
|
|
//
|
|
// Synopsis: Creates an embedded DocFile
|
|
//
|
|
// Arguments: [pdfnName] - Name
|
|
// [df] - Permissions
|
|
// [ppdfDocFile] - New DocFile return
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// Modifies: [ppdfDocFile]
|
|
//
|
|
// History: 20-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_CreateDocFile) // Pubdf_Create_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::CreateDocFile(CDfName const *pdfnName,
|
|
DFLAGS const df,
|
|
CPubDocFile **ppdfDocFile)
|
|
{
|
|
PDocFile *pdf;
|
|
SCODE sc;
|
|
#ifndef REF
|
|
CWrappedDocFile *pdfWrapped = NULL;
|
|
#endif //!REF
|
|
SEntryBuffer eb;
|
|
#ifndef REF
|
|
UINT cNewTDepth;
|
|
#endif //!REF
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::CreateDocFile:%p("
|
|
"%ws, %X, %p)\n", this, pdfnName, df, ppdfDocFile));
|
|
|
|
olChk(CheckReverted());
|
|
#ifndef REF
|
|
if (!P_TRANSACTED(_df) && !P_WRITE(_df))
|
|
#else
|
|
if (!P_WRITE(_df))
|
|
#endif //!REF
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
olChk(_cilChildren.IsDenied(pdfnName, df, _df));
|
|
|
|
#ifndef REF
|
|
olChk(CDocFile::Reserve(1, BP_TO_P(CDFBasis *, _pdfb)));
|
|
cNewTDepth = _cTransactedDepth+(P_TRANSACTED(df) ? 1 : 0);
|
|
olChkTo(EH_DirectReserve,
|
|
CWrappedDocFile::Reserve(cNewTDepth, BP_TO_P(CDFBasis *, _pdfb)));
|
|
#endif //!REF
|
|
|
|
olChkTo(EH_Reserve, _pdf->CreateDocFile(pdfnName, df, DF_NOLUID,
|
|
&pdf));
|
|
|
|
// As soon as we have a base we dirty ourself (in case
|
|
// we get an error later) so that we'll flush properly.
|
|
SetDirty();
|
|
|
|
eb.luid = pdf->GetLuid();
|
|
olAssert(eb.luid != DF_NOLUID && aMsg("DocFile id is DF_NOLUID!"));
|
|
#ifndef REF
|
|
olMemTo(EH_pdf,
|
|
*ppdfDocFile = new (_pmsBase->GetMalloc())
|
|
CPubDocFile(this, pdf, df, eb.luid,
|
|
BP_TO_P(CDFBasis *, _pdfb),
|
|
pdfnName, cNewTDepth,
|
|
BP_TO_P(CMStream *, _pmsBase)));
|
|
#else
|
|
olMemTo(EH_pdf,
|
|
*ppdfDocFile = new (_pmsBase->GetMalloc())
|
|
CPubDocFile(this, pdf, df, eb.luid,
|
|
_pilbBase, pdfnName, _pmsBase));
|
|
#endif //!REF
|
|
|
|
#ifndef REF
|
|
if (P_TRANSACTED(df))
|
|
{
|
|
pdfWrapped = new(BP_TO_P(CDFBasis *, _pdfb))
|
|
CWrappedDocFile(pdfnName, eb.luid, df,
|
|
BP_TO_P(CDFBasis *, _pdfb), *ppdfDocFile);
|
|
olAssert(pdfWrapped != NULL && aMsg("Reserved DocFile not found"));
|
|
olChkTo(EH_pdfWrapped,
|
|
pdfWrapped->Init(pdf));
|
|
(*ppdfDocFile)->AddXSMember(NULL, pdfWrapped, eb.luid);
|
|
(*ppdfDocFile)->SetDF(pdfWrapped);
|
|
}
|
|
#endif //!REF
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::CreateDocFile\n"));
|
|
return S_OK;
|
|
|
|
#ifndef REF
|
|
EH_pdfWrapped:
|
|
delete pdfWrapped;
|
|
(*ppdfDocFile)->vRelease();
|
|
goto EH_Destroy;
|
|
#endif //!REF
|
|
EH_pdf:
|
|
pdf->Release();
|
|
#ifndef REF
|
|
if (P_TRANSACTED(df))
|
|
CWrappedDocFile::Unreserve(1, BP_TO_P(CDFBasis *, _pdfb));
|
|
EH_Destroy:
|
|
#endif //!REF
|
|
olVerSucc(_pdf->DestroyEntry(pdfnName, TRUE));
|
|
return sc;
|
|
EH_Reserve:
|
|
#ifndef REF
|
|
CWrappedDocFile::Unreserve(cNewTDepth, BP_TO_P(CDFBasis *, _pdfb));
|
|
EH_DirectReserve:
|
|
CDocFile::Unreserve(1, BP_TO_P(CDFBasis *, _pdfb));
|
|
#endif //!REF
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::GetDocFile, public
|
|
//
|
|
// Synopsis: Gets an existing embedded DocFile
|
|
//
|
|
// Arguments: [pdfnName] - Name
|
|
// [df] - Permissions
|
|
// [ppdfDocFile] - DocFile return
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// Modifies: [ppdfDocFile]
|
|
//
|
|
// History: 20-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_GetDocFile) // Pubdf_Open_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::GetDocFile(CDfName const *pdfnName,
|
|
DFLAGS const df,
|
|
CPubDocFile **ppdfDocFile)
|
|
{
|
|
PDocFile *pdf;
|
|
SCODE sc;
|
|
#ifndef REF
|
|
CWrappedDocFile *pdfWrapped;
|
|
#endif //!REF
|
|
SEntryBuffer eb;
|
|
#ifndef REF
|
|
UINT cNewTDepth;
|
|
#endif //!REF
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::GetDocFile:%p("
|
|
"%ws, %X, %p)\n",
|
|
this, pdfnName, df, ppdfDocFile));
|
|
|
|
olChk(CheckReverted());
|
|
if (!P_READ(_df))
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
// Check to see if an instance with DENY_* exists
|
|
olChk(_cilChildren.IsDenied(pdfnName, df, _df));
|
|
|
|
olChk(_pdf->GetDocFile(pdfnName, df, &pdf));
|
|
|
|
eb.luid = pdf->GetLuid();
|
|
olAssert(eb.luid != DF_NOLUID && aMsg("DocFile id is DF_NOLUID!"));
|
|
#ifndef REF
|
|
cNewTDepth = _cTransactedDepth+(P_TRANSACTED(df) ? 1 : 0);
|
|
#endif //!REF
|
|
#ifndef REF
|
|
olMemTo(EH_pdf,
|
|
*ppdfDocFile = new (_pmsBase->GetMalloc())
|
|
CPubDocFile(this, pdf, df, eb.luid,
|
|
BP_TO_P(CDFBasis *, _pdfb),
|
|
pdfnName, cNewTDepth,
|
|
BP_TO_P(CMStream *, _pmsBase)));
|
|
#else
|
|
olMemTo(EH_pdf,
|
|
*ppdfDocFile = new (_pmsBase->GetMalloc())
|
|
CPubDocFile(this, pdf, df, eb.luid,
|
|
_pilbBase, pdfnName, _pmsBase));
|
|
#endif //!REF
|
|
|
|
#ifndef REF
|
|
if (P_TRANSACTED(df))
|
|
{
|
|
olMemTo(EH_ppdf, pdfWrapped = new(_pmsBase->GetMalloc())
|
|
CWrappedDocFile(pdfnName, eb.luid, df,
|
|
BP_TO_P(CDFBasis *, _pdfb), *ppdfDocFile));
|
|
olChkTo(EH_pdfWrapped,
|
|
pdfWrapped->Init(pdf));
|
|
(*ppdfDocFile)->AddXSMember(NULL, pdfWrapped, eb.luid);
|
|
(*ppdfDocFile)->SetDF(pdfWrapped);
|
|
}
|
|
#endif //!REF
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::GetDocFile\n"));
|
|
return S_OK;
|
|
|
|
#ifndef REF
|
|
EH_pdfWrapped:
|
|
delete pdfWrapped;
|
|
EH_ppdf:
|
|
#endif //!REF
|
|
(*ppdfDocFile)->vRelease();
|
|
return sc;
|
|
EH_pdf:
|
|
pdf->Release();
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::CreateStream, public
|
|
//
|
|
// Synopsis: Creates a stream
|
|
//
|
|
// Arguments: [pdfnName] - Name
|
|
// [df] - Permissions
|
|
// [ppdstStream] - Stream return
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// Modifies: [ppdstStream]
|
|
//
|
|
// History: 20-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_CreateStream) // Pubdf_Create_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::CreateStream(CDfName const *pdfnName,
|
|
DFLAGS const df,
|
|
CPubStream **ppdstStream)
|
|
{
|
|
PSStream *psst;
|
|
SCODE sc;
|
|
SEntryBuffer eb;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::CreateStream:%p("
|
|
"%ws, %X, %p)\n", this, pdfnName, df, ppdstStream));
|
|
|
|
olChk(CheckReverted());
|
|
#ifndef REF
|
|
if (!P_TRANSACTED(_df) && !P_WRITE(_df))
|
|
#else
|
|
if (!P_WRITE(_df))
|
|
#endif //!REF
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
olChk(_cilChildren.IsDenied(pdfnName, df, _df));
|
|
|
|
#ifndef REF
|
|
olChk(CDirectStream::Reserve(1, BP_TO_P(CDFBasis *, _pdfb)));
|
|
olChkTo(EH_DirectReserve,
|
|
CTransactedStream::Reserve(_cTransactedDepth,
|
|
BP_TO_P(CDFBasis *, _pdfb)));
|
|
#endif //!REF
|
|
olChkTo(EH_Reserve,
|
|
_pdf->CreateStream(pdfnName, df, DF_NOLUID, &psst));
|
|
|
|
// As soon as we have a base we dirty ourself (in case
|
|
// we get an error later) so that we'll flush properly.
|
|
SetDirty();
|
|
|
|
eb.luid = psst->GetLuid();
|
|
olAssert(eb.luid != DF_NOLUID && aMsg("Stream id is DF_NOLUID!"));
|
|
|
|
olMemTo(EH_Create, *ppdstStream = new (_pmsBase->GetMalloc())
|
|
CPubStream(this, df, pdfnName));
|
|
(*ppdstStream)->Init(psst, eb.luid);
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::CreateStream\n"));
|
|
return S_OK;
|
|
|
|
EH_Create:
|
|
psst->Release();
|
|
olVerSucc(_pdf->DestroyEntry(pdfnName, TRUE));
|
|
return sc;
|
|
EH_Reserve:
|
|
#ifndef REF
|
|
CTransactedStream::Unreserve(_cTransactedDepth,
|
|
BP_TO_P(CDFBasis *, _pdfb));
|
|
EH_DirectReserve:
|
|
CDirectStream::Unreserve(1, BP_TO_P(CDFBasis *, _pdfb));
|
|
#endif //!REF
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::GetStream, public
|
|
//
|
|
// Synopsis: Gets an existing stream
|
|
//
|
|
// Arguments: [pdfnName] - Name
|
|
// [df] - Permissions
|
|
// [ppdstStream] - Stream return
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// Modifies: [ppdstStream]
|
|
//
|
|
// History: 20-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_GetStream) // Pubdf_Open_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::GetStream(CDfName const *pdfnName,
|
|
DFLAGS const df,
|
|
CPubStream **ppdstStream)
|
|
{
|
|
PSStream *psst;
|
|
SCODE sc;
|
|
SEntryBuffer eb;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::GetStream(%ws, %X, %p)\n",
|
|
pdfnName, df, ppdstStream));
|
|
|
|
olChk(CheckReverted());
|
|
if (!P_READ(_df))
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
// Check permissions
|
|
olChk(_cilChildren.IsDenied(pdfnName, df, _df));
|
|
|
|
olChk(_pdf->GetStream(pdfnName, df, &psst));
|
|
|
|
eb.luid = psst->GetLuid();
|
|
olAssert(eb.luid != DF_NOLUID && aMsg("Stream id is DF_NOLUID!"));
|
|
|
|
olMemTo(EH_Get, *ppdstStream = new (_pmsBase->GetMalloc())
|
|
CPubStream(this, df, pdfnName));
|
|
|
|
|
|
(*ppdstStream)->Init(psst, eb.luid);
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::GetStream\n"));
|
|
return S_OK;
|
|
|
|
EH_Get:
|
|
psst->Release();
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::Stat, public
|
|
//
|
|
// Synopsis: Fills in a stat buffer
|
|
//
|
|
// Arguments: [pstatstg] - Buffer
|
|
// [grfStatFlag] - Stat flags
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// Modifies: [pstatstg]
|
|
//
|
|
// History: 24-Mar-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_Stat) // Stat_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::Stat(STATSTGW *pstatstg, DWORD grfStatFlag)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::Stat(%p, %lu)\n",
|
|
pstatstg, grfStatFlag));
|
|
olAssert(SUCCEEDED(VerifyStatFlag(grfStatFlag)));
|
|
olChk(CheckReverted());
|
|
|
|
pstatstg->pwcsName = NULL;
|
|
if ((grfStatFlag & STATFLAG_NONAME) == 0)
|
|
{
|
|
#ifdef COORD
|
|
if (P_COORD(_df))
|
|
{
|
|
olHChk(_pdfb->GetOriginal()->Stat((STATSTG *)pstatstg,
|
|
grfStatFlag));
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
olMem(pstatstg->pwcsName =
|
|
(WCHAR *)TaskMemAlloc(_dfn.GetLength()));
|
|
memcpy(pstatstg->pwcsName, _dfn.GetBuffer(), _dfn.GetLength());
|
|
}
|
|
}
|
|
|
|
olChk(_pdf->GetTime(WT_CREATION, &pstatstg->ctime));
|
|
olChk(_pdf->GetTime(WT_MODIFICATION, &pstatstg->mtime));
|
|
pstatstg->atime.dwLowDateTime = pstatstg->atime.dwHighDateTime = 0;
|
|
olChk(_pdf->GetClass(&pstatstg->clsid));
|
|
olChk(_pdf->GetStateBits(&pstatstg->grfStateBits));
|
|
olAssert(!IsRoot());
|
|
|
|
|
|
pstatstg->grfMode = DFlagsToMode(_df);
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::Stat\n"));
|
|
// Fall through
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::RevertFromAbove, public
|
|
//
|
|
// Synopsis: Parent has asked for reversion
|
|
//
|
|
// History: 29-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_RevertFromAbove) // Pubdf_Revert_TEXT
|
|
#endif
|
|
|
|
void CPubDocFile::RevertFromAbove(void)
|
|
{
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::RevertFromAbove:%p()\n", this));
|
|
_df |= DF_REVERTED;
|
|
|
|
_cilChildren.DeleteByName(NULL);
|
|
|
|
#ifndef REF
|
|
ChangeXs(DF_NOLUID, XSO_RELEASE);
|
|
#endif //!REF
|
|
_pdf->Release();
|
|
_pdf = NULL;
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::RevertFromAbove\n"));
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::FlushBufferedData, public
|
|
//
|
|
// Synopsis: Flush buffered data in any child streams.
|
|
//
|
|
// History: 5-May-1995 BillMo Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef NEWPROPS
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_RevertFromAbove) // Pubdf_Revert_TEXT
|
|
#endif
|
|
|
|
SCODE CPubDocFile::FlushBufferedData(int recursionlevel)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::FlushBufferedData:%p()\n", this));
|
|
|
|
if ((recursionlevel == 0 && (_df & DF_TRANSACTED)) ||
|
|
(_df & DF_TRANSACTED) == 0)
|
|
{
|
|
sc = _cilChildren.FlushBufferedData(recursionlevel);
|
|
}
|
|
else
|
|
{
|
|
sc = S_OK;
|
|
}
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::FlushBufferedData\n"));
|
|
|
|
return sc;
|
|
}
|
|
#endif
|
|
|
|
#ifndef REF
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::ChangeXs, public
|
|
//
|
|
// Synopsis: Performs an operation on the XS
|
|
//
|
|
// Arguments: [luidTree] - LUID of tree or DF_NOLUID
|
|
// [dwOp] - Operation
|
|
//
|
|
// History: 30-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_ChangeXs) //
|
|
#endif
|
|
|
|
void CPubDocFile::ChangeXs(DFLUID const luidTree,
|
|
DWORD const dwOp)
|
|
{
|
|
olAssert((dwOp == XSO_RELEASE) || (dwOp == XSO_REVERT));
|
|
|
|
PTSetMember *ptsmNext, *ptsmCur, *ptsmPrev;
|
|
|
|
for (ptsmNext = _tss.GetHead(); ptsmNext; )
|
|
{
|
|
ptsmCur = ptsmNext;
|
|
ptsmNext = ptsmCur->GetNext();
|
|
olAssert ((ptsmCur->GetName() != ptsmCur->GetTree()));
|
|
|
|
if (luidTree == DF_NOLUID || ptsmCur->GetName() == luidTree)
|
|
{
|
|
switch(dwOp)
|
|
{
|
|
case XSO_RELEASE:
|
|
ptsmPrev = ptsmCur->GetPrev();
|
|
_tss.RemoveMember(ptsmCur);
|
|
ptsmCur->Release();
|
|
if (ptsmPrev == NULL)
|
|
ptsmNext = _tss.GetHead();
|
|
else
|
|
ptsmNext = ptsmPrev->GetNext();
|
|
break;
|
|
case XSO_REVERT:
|
|
ptsmCur->Revert();
|
|
// Revert might have changed the next pointer
|
|
ptsmNext = ptsmCur->GetNext();
|
|
break;
|
|
}
|
|
}
|
|
else if (luidTree != DF_NOLUID && luidTree == ptsmCur->GetTree())
|
|
{
|
|
// This weirdness is necessary because ptsm will be
|
|
// deleted by the call to ChangeXs. Since ptsm->GetNext()
|
|
// could also be deleted, we would have no way to continue.
|
|
// ptsm->GetPrev() will never be deleted by the call to
|
|
// ChangeXs, since all children of a node appear _after_
|
|
// that node in the list. Therefore, ptsm->GetPrev()->GetNext()
|
|
// is the best place to resume the loop.
|
|
|
|
ptsmPrev = ptsmCur->GetPrev();
|
|
|
|
ChangeXs(ptsmCur->GetName(), dwOp);
|
|
if (ptsmPrev == NULL)
|
|
ptsmNext = _tss.GetHead();
|
|
else
|
|
ptsmNext = ptsmPrev->GetNext();
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::AddXSMember, public
|
|
//
|
|
// Synopsis: Adds an object to the XS
|
|
//
|
|
// Arguments: [ptsmRequestor] - Object requesting add or NULL if
|
|
// first addition
|
|
// [ptsmAdd] - Object to add
|
|
// [luid] - LUID of object
|
|
//
|
|
// History: 29-Jan-92 DrewB Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_AddXSMember)
|
|
#endif
|
|
|
|
void CPubDocFile::AddXSMember(PTSetMember *ptsmRequestor,
|
|
PTSetMember *ptsmAdd,
|
|
DFLUID luid)
|
|
{
|
|
DFLUID luidTree;
|
|
ULONG ulLevel;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::AddXSMember:%p("
|
|
"%p, %p, %ld)\n", this, ptsmRequestor, ptsmAdd, luid));
|
|
if (ptsmRequestor == NULL)
|
|
{
|
|
// If we're starting the XS, this is a new TL and we have
|
|
// no tree
|
|
luidTree = DF_NOLUID;
|
|
ulLevel = 0;
|
|
}
|
|
else
|
|
{
|
|
// We're creating a subobject so it goes in the parent's tree
|
|
luidTree = ptsmRequestor->GetName();
|
|
ulLevel = ptsmRequestor->GetLevel()+1;
|
|
}
|
|
ptsmAdd->SetXsInfo(luidTree, luid, ulLevel);
|
|
InsertXSMember(ptsmAdd);
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::AddXSMember\n"));
|
|
}
|
|
|
|
#if DBG == 1
|
|
|
|
//+--------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::VerifyXSMemberBases,public
|
|
//
|
|
// Synopsis: Verify that all XS members have valid bases
|
|
//
|
|
// History: 15-Sep-92 AlexT Created
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
void CPubDocFile::VerifyXSMemberBases()
|
|
{
|
|
PTSetMember *ptsm;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::VerifyXSMemberBases\n"));
|
|
for (ptsm = _tss.GetHead(); ptsm; ptsm = ptsm->GetNext())
|
|
{
|
|
DWORD otype = REAL_STGTY(ptsm->ObjectType());
|
|
olAssert(otype == STGTY_STORAGE || otype == STGTY_STREAM);
|
|
if (otype == STGTY_STORAGE)
|
|
{
|
|
CWrappedDocFile *pdf = (CWrappedDocFile *) ptsm;
|
|
olAssert(pdf->GetBase() != NULL);
|
|
}
|
|
else
|
|
{
|
|
CTransactedStream *pstm = (CTransactedStream *) ptsm;
|
|
olAssert(pstm->GetBase() != NULL);
|
|
}
|
|
}
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::VerifyXSMemberBases\n"));
|
|
}
|
|
|
|
#endif
|
|
#endif //!REF
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::SetElementTimes, public
|
|
//
|
|
// Synopsis: Sets the times for an element
|
|
//
|
|
// Arguments: [pdfnName] - Name
|
|
// [pctime] - Create time
|
|
// [patime] - Access time
|
|
// [pmtime] - Modify time
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 10-Nov-92 DrewB Created
|
|
// 06-Sep-95 MikeHill Added call to CMStream::MaintainFLBModifyTimestamp().
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_SetElementTimes)
|
|
#endif
|
|
|
|
SCODE CPubDocFile::SetElementTimes(CDfName const *pdfnName,
|
|
FILETIME const *pctime,
|
|
FILETIME const *patime,
|
|
FILETIME const *pmtime)
|
|
{
|
|
SCODE sc;
|
|
PDocFile *pdf;
|
|
#ifndef REF
|
|
PTSetMember *ptsm = NULL;
|
|
#endif //!REF
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::SetElementTimes:%p("
|
|
"%ws, %p, %p, %p)\n", this, pdfnName, pctime,
|
|
patime, pmtime));
|
|
olChk(CheckReverted());
|
|
if (pdfnName != NULL)
|
|
{
|
|
#ifndef REF
|
|
if ((!P_TRANSACTED(_df) && !P_WRITE(_df)) ||
|
|
#else
|
|
if ((!P_WRITE(_df)) ||
|
|
#endif //!REF
|
|
_cilChildren.FindByName(pdfnName) != NULL)
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
}
|
|
|
|
#ifndef REF
|
|
if (pdfnName == NULL)
|
|
{
|
|
//Set pdf to the transacted self object.
|
|
pdf = BP_TO_P(PDocFile *, _pdf);
|
|
}
|
|
else if ((ptsm = FindXSMember(pdfnName, _luid)) != NULL)
|
|
{
|
|
if (ptsm->ObjectType() != STGTY_STORAGE)
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
pdf = (CWrappedDocFile *)ptsm;
|
|
}
|
|
else
|
|
#endif //!REF
|
|
|
|
olChk(_pdf->GetDocFile(pdfnName, DF_WRITE, &pdf));
|
|
|
|
|
|
if (pctime)
|
|
{
|
|
olChkTo(EH_pdf, pdf->SetTime(WT_CREATION, *pctime));
|
|
}
|
|
if (pmtime)
|
|
{
|
|
olChkTo(EH_pdf, pdf->SetTime(WT_MODIFICATION, *pmtime));
|
|
|
|
// If we've explicitely set the modify timestamp on a root Storage,
|
|
// we must tell CMStream to maintain that timestamp manually from here on
|
|
// out.
|
|
|
|
if( IsRoot() // This is the root Storage
|
|
&&
|
|
( !pdfnName ) // I.e., we're not setting a child's timestamp.
|
|
)
|
|
_pmsBase->MaintainFLBModifyTimestamp();
|
|
}
|
|
if (patime)
|
|
{
|
|
olChkTo(EH_pdf, pdf->SetTime(WT_ACCESS, *patime));
|
|
}
|
|
|
|
if (pdfnName != NULL)
|
|
SetDirty();
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::SetElementTimes\n"));
|
|
// Fall through
|
|
EH_pdf:
|
|
#ifndef REF
|
|
if ((ptsm == NULL) && (pdfnName != NULL))
|
|
#endif //!REF
|
|
pdf->Release();
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::SetClass, public
|
|
//
|
|
// Synopsis: Sets the class ID
|
|
//
|
|
// Arguments: [clsid] - Class ID
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 11-Nov-92 DrewB Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_SetClass)
|
|
#endif
|
|
|
|
SCODE CPubDocFile::SetClass(REFCLSID clsid)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::SetClass:%p(?)\n", this));
|
|
olChk(CheckReverted());
|
|
#ifndef REF
|
|
if (!P_TRANSACTED(_df) && !P_WRITE(_df))
|
|
#else
|
|
if (!P_WRITE(_df))
|
|
#endif //!REF
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
sc = _pdf->SetClass(clsid);
|
|
|
|
SetDirty();
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::SetClass\n"));
|
|
// Fall through
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::SetStateBits, public
|
|
//
|
|
// Synopsis: Sets the state bits
|
|
//
|
|
// Arguments: [grfStateBits] - State bits
|
|
// [grfMask] - Mask
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 11-Nov-92 DrewB Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_SetStateBits)
|
|
#endif
|
|
|
|
SCODE CPubDocFile::SetStateBits(DWORD grfStateBits, DWORD grfMask)
|
|
{
|
|
SCODE sc;
|
|
|
|
olDebugOut((DEB_ITRACE, "In CPubDocFile::SetStateBits:%p(%lu, %lu)\n",
|
|
this, grfStateBits, grfMask));
|
|
olChk(CheckReverted());
|
|
#ifndef REF
|
|
if (!P_TRANSACTED(_df) && !P_WRITE(_df))
|
|
#else
|
|
if (!P_WRITE(_df))
|
|
#endif //!REF
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
sc = _pdf->SetStateBits(grfStateBits, grfMask);
|
|
|
|
SetDirty();
|
|
|
|
olDebugOut((DEB_ITRACE, "Out CPubDocFile::SetStateBits\n"));
|
|
// Fall through
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::Validate, public static
|
|
//
|
|
// Synopsis: Validates a possibly invalid public docfile pointer
|
|
//
|
|
// Arguments: [pdf] - Memory to check
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 26-Mar-93 DrewB Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
#ifdef CODESEGMENTS
|
|
#pragma code_seg(SEG_CPubDocFile_Validate)
|
|
#endif
|
|
|
|
SCODE CPubDocFile::Validate(CPubDocFile *pdf)
|
|
{
|
|
if (FAILED(ValidateBuffer(pdf, sizeof(CPubDocFile))) ||
|
|
pdf->_sig != CPUBDOCFILE_SIG)
|
|
{
|
|
return STG_E_INVALIDHANDLE;
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
|
|
#ifdef COORD
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::CommitPhase1, public
|
|
//
|
|
// Synopsis: Do phase 1 of the commit sequence
|
|
//
|
|
// Arguments: [dwFlags] -- Commit flags
|
|
//
|
|
// Returns: Appropriate status code
|
|
//
|
|
// History: 07-Aug-95 PhilipLa Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
SCODE CPubDocFile::CommitPhase1(DWORD const dwFlags,
|
|
ULONG *pulLock,
|
|
DFSIGNATURE *psigMSF,
|
|
ULONG *pcbSizeBase,
|
|
ULONG *pcbSizeOrig)
|
|
{
|
|
SCODE sc;
|
|
TIME_T tm;
|
|
#ifndef REF
|
|
PTSetMember *ptsm;
|
|
ULONG ulLock = 0;
|
|
DFSIGNATURE sigMSF;
|
|
#endif //!REF
|
|
|
|
BOOL fFlush = FLUSH_CACHE(dwFlags);
|
|
|
|
olChk(CheckReverted());
|
|
if (!P_WRITE(_df))
|
|
olErr(EH_Err, STG_E_ACCESSDENIED);
|
|
|
|
if (IsDirty())
|
|
{
|
|
olChk(DfGetTOD(&tm));
|
|
olChk(_pdf->SetTime(WT_MODIFICATION, tm));
|
|
}
|
|
|
|
|
|
#ifndef REF
|
|
#ifdef ACCESSTIME
|
|
olChk(DfGetTOD(&tm));
|
|
olChk(_pdf->SetTime(WT_ACCESS, tm));
|
|
#endif
|
|
#endif //!REF
|
|
|
|
#ifndef REF
|
|
if (!P_TRANSACTED(_df))
|
|
{
|
|
#endif //!REF
|
|
if (IsDirty())
|
|
{
|
|
if (!IsRoot())
|
|
_pdfParent->SetDirty();
|
|
SetClean();
|
|
}
|
|
|
|
if (_cTransactedDepth == 0)
|
|
{
|
|
// Direct all the way
|
|
olChk(_pmsBase->Flush(fFlush));
|
|
}
|
|
return S_OK;
|
|
#ifndef REF
|
|
}
|
|
|
|
olAssert(GetTransactedDepth() > 0 &&
|
|
aMsg("Transaction depth/flags conflict"));
|
|
|
|
if (GetTransactedDepth() == 1)
|
|
{
|
|
// A transacted depth of 1 means this is the lowest transacted
|
|
// level and committed changes will go into the real file,
|
|
// so do all the special contents protection and locking
|
|
|
|
olChk(_pmsBase->BeginCopyOnWrite(dwFlags));
|
|
|
|
if (dwFlags & STGC_OVERWRITE)
|
|
{
|
|
olChk(PrepareForOverwrite());
|
|
}
|
|
|
|
if (_pdfb->GetOrigLockFlags() & LOCK_ONLYONCE)
|
|
olChkTo(EH_COW, WaitForAccess(_pdfb->GetOriginal(), DF_WRITE,
|
|
&ulLock));
|
|
|
|
if (P_INDEPENDENT(_df))
|
|
{
|
|
if (_sigMSF == DF_INVALIDSIGNATURE)
|
|
{
|
|
if ((dwFlags & STGC_ONLYIFCURRENT) &&
|
|
DllIsMultiStream(_pdfb->GetOriginal()) == S_OK)
|
|
olErr(EH_GetAccess, STG_E_NOTCURRENT);
|
|
}
|
|
else
|
|
{
|
|
olChkTo(EH_GetAccess, DllGetCommitSig(_pdfb->GetOriginal(),
|
|
&sigMSF));
|
|
if (dwFlags & STGC_ONLYIFCURRENT)
|
|
if (sigMSF != _sigMSF)
|
|
olErr(EH_GetAccess, STG_E_NOTCURRENT);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (ptsm = _tss.GetHead(); ptsm; ptsm = ptsm->GetNext())
|
|
if ((ptsm->GetFlags() & XSM_DELETED) == 0)
|
|
olChkTo(EH_NoCommit, ptsm->BeginCommit(dwFlags));
|
|
|
|
// 10/02/92 - To handle low disk space situations well, we
|
|
// preallocate the space we'll need to copy (when independent).
|
|
|
|
if (P_INDEPENDENT(_df))
|
|
{
|
|
STATSTG statBase, statOrig;
|
|
|
|
// With DELAYFLUSH we can't be sure of the size
|
|
// of the file until EndCopyOnWrite, but we do
|
|
// know that the file won't grow so this is safe
|
|
|
|
olHChkTo(EH_NoCommit, _pdfb->GetBase()->Stat(&statBase,
|
|
STATFLAG_NONAME));
|
|
olAssert(ULIGetHigh(statBase.cbSize) == 0);
|
|
|
|
olHChkTo(EH_NoCommit, _pdfb->GetOriginal()->Stat(&statOrig,
|
|
STATFLAG_NONAME));
|
|
olAssert(ULIGetHigh(statOrig.cbSize) == 0);
|
|
|
|
if (ULIGetLow(statBase.cbSize) > ULIGetLow(statOrig.cbSize))
|
|
{
|
|
olHChkTo(EH_NoCommit,
|
|
_pdfb->GetOriginal()->SetSize(statBase.cbSize));
|
|
}
|
|
*pcbSizeBase = ULIGetLow(statBase.cbSize);
|
|
*pcbSizeOrig = ULIGetLow(statOrig.cbSize);
|
|
}
|
|
*pulLock = ulLock;
|
|
*psigMSF = sigMSF;
|
|
|
|
//If this docfile is the root of a coordinated transaction, then mark
|
|
// its child as 'committing' so that the user can't write more data
|
|
// while this commit is in progress.
|
|
//BUGBUG: Do this.
|
|
|
|
return S_OK;
|
|
|
|
EH_NoCommit:
|
|
// Move to end of list
|
|
for (ptsm = _tss.GetHead();
|
|
ptsm && ptsm->GetNext();
|
|
ptsm = ptsm->GetNext())
|
|
NULL;
|
|
// Abort commits in reverse
|
|
for (; ptsm; ptsm = ptsm->GetPrev())
|
|
ptsm->EndCommit(DF_ABORT);
|
|
EH_GetAccess:
|
|
if (ulLock != 0)
|
|
ReleaseAccess(_pdfb->GetOriginal(), DF_WRITE, ulLock);
|
|
EH_COW:
|
|
if (GetTransactedDepth() == 1)
|
|
{
|
|
olVerSucc(_pmsBase->EndCopyOnWrite(dwFlags, DF_ABORT));
|
|
}
|
|
#endif //!REF
|
|
EH_Err:
|
|
return sc;
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CPubDocFile::CommitPhase2, public
|
|
//
|
|
// Synopsis: Do phase 2 of commit
|
|
//
|
|
// Arguments: [dwFlags] -- Commit flags
|
|
//
|
|
// Returns: This can only fail if EndCopyOnWrite fails, which should
|
|
// never happen (but can due to a hard disk error). We
|
|
// include cleanup code just in case.
|
|
//
|
|
// History: 07-Aug-95 PhilipLa Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
SCODE CPubDocFile::CommitPhase2(DWORD const dwFlags,
|
|
BOOL fCommit,
|
|
ULONG ulLock,
|
|
DFSIGNATURE sigMSF,
|
|
ULONG cbSizeBase,
|
|
ULONG cbSizeOrig)
|
|
{
|
|
SCODE sc;
|
|
PTSetMember *ptsm;
|
|
|
|
//The commit was aborted for some reason external to this particular
|
|
// docfile. We can handle this by calling directly to our cleanup
|
|
// code, which will abort and return success.
|
|
if (!fCommit)
|
|
{
|
|
sc = S_OK;
|
|
goto EH_Err;
|
|
}
|
|
|
|
if (GetTransactedDepth() == 1)
|
|
{
|
|
olChk(_pmsBase->EndCopyOnWrite(dwFlags, DF_COMMIT));
|
|
}
|
|
|
|
// Move to end of list
|
|
for (ptsm = _tss.GetHead();
|
|
ptsm && ptsm->GetNext();
|
|
ptsm = ptsm->GetNext())
|
|
NULL;
|
|
// End commits in reverse
|
|
for (; ptsm; ptsm = ptsm->GetPrev())
|
|
ptsm->EndCommit(DF_COMMIT);
|
|
|
|
if (P_INDEPENDENT(_df))
|
|
{
|
|
// Not robust, but we made sure we had enough
|
|
// disk space by presetting the larger size
|
|
// There is no practical way of making this robust
|
|
// and we have never guaranteed behavior in the face
|
|
// of disk errors, so this is good enough
|
|
|
|
olVerSucc(CopyLStreamToLStream(_pdfb->GetBase(),
|
|
_pdfb->GetOriginal()));
|
|
olVerSucc(_pdfb->GetOriginal()->Flush());
|
|
|
|
if (_sigMSF == DF_INVALIDSIGNATURE)
|
|
{
|
|
olVerSucc(DllGetCommitSig(_pdfb->GetOriginal(), &_sigMSF));
|
|
}
|
|
else
|
|
{
|
|
_sigMSF = sigMSF+1;
|
|
olVerSucc(DllSetCommitSig(_pdfb->GetOriginal(), _sigMSF));
|
|
}
|
|
}
|
|
|
|
if (ulLock != 0)
|
|
ReleaseAccess(_pdfb->GetOriginal(), DF_WRITE, ulLock);
|
|
|
|
// Dirty all parents up to the next transacted storage
|
|
if (IsDirty())
|
|
{
|
|
if (!IsRoot())
|
|
_pdfParent->SetDirty();
|
|
SetClean();
|
|
}
|
|
|
|
#if DBG == 1
|
|
VerifyXSMemberBases();
|
|
#endif
|
|
_wFlags = (_wFlags & ~PF_PREPARED);
|
|
|
|
//If this is the root of a coordinated transaction, mark its child
|
|
// as no longer 'committing', so the user can make more changes.
|
|
//BUGBUG: Do this.
|
|
|
|
#ifdef HACK_COORD
|
|
if (P_COORD(_df))
|
|
{
|
|
return _pdfParent->Commit(dwFlags);
|
|
}
|
|
#endif
|
|
|
|
return S_OK;
|
|
|
|
EH_Err:
|
|
if (P_INDEPENDENT(_df) && (cbSizeBase > cbSizeOrig))
|
|
{
|
|
ULARGE_INTEGER uliSize;
|
|
ULISet32(uliSize, cbSizeOrig);
|
|
|
|
_pdfb->GetOriginal()->SetSize(uliSize);
|
|
}
|
|
|
|
// Move to end of list
|
|
for (ptsm = _tss.GetHead();
|
|
ptsm && ptsm->GetNext();
|
|
ptsm = ptsm->GetNext())
|
|
NULL;
|
|
// Abort commits in reverse
|
|
for (; ptsm; ptsm = ptsm->GetPrev())
|
|
ptsm->EndCommit(DF_ABORT);
|
|
|
|
if (ulLock != 0)
|
|
ReleaseAccess(_pdfb->GetOriginal(), DF_WRITE, ulLock);
|
|
|
|
if (GetTransactedDepth() == 1)
|
|
{
|
|
olVerSucc(_pmsBase->EndCopyOnWrite(dwFlags, DF_ABORT));
|
|
}
|
|
|
|
//If this is the root of a coordinated transaction, mark its child
|
|
// as no longer 'committing', so the user can make more changes.
|
|
//BUGBUG: Do this.
|
|
|
|
return sc;
|
|
}
|
|
|
|
#endif
|