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Diffstat (limited to 'private/ole32/stg/h/dffuncs.hxx')
| -rw-r--r-- | private/ole32/stg/h/dffuncs.hxx | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/private/ole32/stg/h/dffuncs.hxx b/private/ole32/stg/h/dffuncs.hxx new file mode 100644 index 000000000..d79b77192 --- /dev/null +++ b/private/ole32/stg/h/dffuncs.hxx @@ -0,0 +1,328 @@ +//+--------------------------------------------------------------------------- +// +// Microsoft Windows +// Copyright (C) Microsoft Corporation, 1992 - 1992. +// +// File: dffuncs.hxx +// +// Contents: CDocFile inline functions +// In a separate file to avoid circular dependencies +// +// History: 06-Nov-92 DrewB Created +// +//---------------------------------------------------------------------------- + +#ifndef __DFFUNCS_HXX__ +#define __DFFUNCS_HXX__ + +#ifndef REF +#include <dfbasis.hxx> +#endif //!REF +#include <cdocfile.hxx> +#include <sstream.hxx> + +//+-------------------------------------------------------------- +// +// Member: CDocFile::operator new, public +// +// Synopsis: Unreserved object allocator +// +// Arguments: [size] -- byte count to allocate +// [pMalloc] -- allocator +// +// History: 25-May-93 AlexT Created +// +//--------------------------------------------------------------- + +inline void *CDocFile::operator new(size_t size, IMalloc * const pMalloc) +{ + return(CMallocBased::operator new(size, pMalloc)); +} + +//+-------------------------------------------------------------- +// +// Member: CDocFile::operator new, public +// +// Synopsis: Reserved object allocator +// +// Arguments: [size] -- byte count to allocate +// [pdfb] -- basis +// +// History: 25-May-93 AlexT Created +// +//--------------------------------------------------------------- + +inline void *CDocFile::operator new(size_t size, CDFBasis * const pdfb) +{ + olAssert(size == sizeof(CDocFile)); + + return pdfb->GetFreeList(CDFB_DIRECTDOCFILE)->GetReserved(); +} + +//+-------------------------------------------------------------- +// +// Member: CDocFile::ReturnToReserve, public +// +// Synopsis: Reserved object return +// +// Arguments: [pdfb] -- basis +// +// History: 25-May-93 AlexT Created +// +//--------------------------------------------------------------- + +#ifdef CODESEGMENTS +#pragma code_seg(SEG_CDocFile_ReturnToReserve) +#endif + +inline void CDocFile::ReturnToReserve(CDFBasis * const pdfb) +{ + CDocFile::~CDocFile(); + pdfb->GetFreeList(CDFB_DIRECTDOCFILE)->ReturnToReserve(this); +} + +#ifdef CODESEGMENTS +#pragma code_seg() +#endif + +//+-------------------------------------------------------------- +// +// Member: CDocFile::Reserve, public +// +// Synopsis: Reserve instances +// +// Arguments: [cItems] -- count of items +// [pdfb] -- basis +// +// History: 25-May-93 AlexT Created +// +//--------------------------------------------------------------- + +inline SCODE CDocFile::Reserve(UINT cItems, CDFBasis * const pdfb) +{ + return pdfb->Reserve(cItems, CDFB_DIRECTDOCFILE); +} + +//+-------------------------------------------------------------- +// +// Member: CDocFile::Unreserve, public +// +// Synopsis: Unreserve instances +// +// Arguments: [cItems] -- count of items +// [pdfb] -- basis +// +// History: 25-May-93 AlexT Created +// +//--------------------------------------------------------------- + +inline void CDocFile::Unreserve(UINT cItems, CDFBasis * const pdfb) +{ + pdfb->Unreserve(cItems, CDFB_DIRECTDOCFILE); +} + +//+-------------------------------------------------------------- +// +// Member: CDocFile::CDocFile, public +// +// Synopsis: Empty object ctor +// +// Arguments: [dl] - LUID +// [pdfb] - Basis +// +// History: 30-Mar-92 DrewB Created +// +//--------------------------------------------------------------- + +#ifdef CODESEGMENTS +#pragma code_seg(SEG_CDocFile_CDocFile1) +#endif + +#ifndef REF +inline CDocFile::CDocFile(DFLUID dl, CDFBasis *pdfb) +#else +inline CDocFile::CDocFile(DFLUID dl, ILockBytes *pilbBase) +#endif //!REF + : PDocFile(dl), _pdfb(P_TO_BP(CBasedDFBasisPtr, pdfb)) +{ + _cReferences = 0; +#ifdef REF + _pilbBase = pilbBase; +#endif //!REF +} + +//+-------------------------------------------------------------- +// +// Member: CDocFile::CDocFile, public +// +// Synopsis: Handle-setting construction +// +// Arguments: [pms] - MultiStream to use +// [sid] - SID to use +// [dl] - LUID +// [pdfb] - Basis +// +// History: 29-Jan-92 DrewB Created +// +//--------------------------------------------------------------- + +#ifdef CODESEGMENTS +#pragma code_seg(SEG_CDocFile_CDocFile2) +#endif + +inline CDocFile::CDocFile(CMStream *pms, + SID sid, + DFLUID dl, +#ifndef REF + CDFBasis *pdfb) +#else + ILockBytes *pilbBase) +#endif //!REF + : PDocFile(dl), _pdfb(P_TO_BP(CBasedDFBasisPtr, pdfb)) +{ + _stgh.Init(pms, sid); + _cReferences = 0; +#ifdef REF + _pilbBase = pilbBase; +#endif //!REF +} + +//+-------------------------------------------------------------- +// +// Member: CDocFile::~CDocFile, public +// +// Synopsis: Destructor +// +// History: 19-Dec-91 DrewB Created +// +//--------------------------------------------------------------- + +#ifdef CODESEGMENTS +#pragma code_seg(SEG_CDocFile_1CDocFile) +#endif + +inline CDocFile::~CDocFile(void) +{ + olAssert(_cReferences == 0); + if (_stgh.IsValid()) + { + if (_stgh.IsRoot()) + DllReleaseMultiStream(_stgh.GetMS()); + } +} + +#ifndef REF +//+--------------------------------------------------------------------------- +// +// Member: CDocFile::GetReservedDocfile, public +// +// Synopsis: Gets a previously reserved object +// +// History: 09-Nov-92 DrewB Created +// +//---------------------------------------------------------------------------- + +inline CDocFile *CDocFile::GetReservedDocfile(DFLUID luid) +{ + CDFBasis *pdfb = BP_TO_P(CDFBasis *, _pdfb); + + return new(pdfb) CDocFile(luid, pdfb); +} + +//+--------------------------------------------------------------------------- +// +// Member: CDocFile::GetReservedStream, public +// +// Synopsis: Gets a previously reserved object +// +// History: 09-Nov-92 DrewB Created +// +//---------------------------------------------------------------------------- + +inline CDirectStream *CDocFile::GetReservedStream(DFLUID luid) +{ + return new(_pdfb) CDirectStream(luid); +} +#endif //!REF + +//+-------------------------------------------------------------- +// +// Member: CDocFile::GetHandle, public +// +// Synopsis: Returns the handle +// +// History: 05-Aug-92 DrewB Created +// +//--------------------------------------------------------------- + +inline CStgHandle *CDocFile::GetHandle(void) +{ + return &_stgh; +} + +//+--------------------------------------------------------------------------- +// +// Member: CDocFile::DecRef, public +// +// Synopsis: Decrements the ref count +// +// History: 23-Nov-92 DrewB Created +// +//---------------------------------------------------------------------------- + +inline void CDocFile::DecRef(void) +{ + AtomicDec(&_cReferences); +} + +#ifndef REF +//+--------------------------------------------------------------------------- +// +// Member: CDocFile::ReturnDocFile, public +// +// Synopsis: Returns a child to the freelist +// +// Arguments: [pdf] - Docfile +// +// History: 23-Nov-92 DrewB Created +// +//---------------------------------------------------------------------------- + +inline void CDocFile::ReturnDocFile(CDocFile *pdf) +{ + olDebugOut((DEB_ITRACE, "In CDocFile::ReturnDocFile:%p(%p)\n", + this, pdf)); + // Force ref count to zero without freeing memory + pdf->DecRef(); + pdf->ReturnToReserve(BP_TO_P(CDFBasis *, _pdfb)); + olDebugOut((DEB_ITRACE, "Out CDocFile::ReturnDocFile\n")); +} + +//+--------------------------------------------------------------------------- +// +// Member: CDocFile::ReturnStream, public +// +// Synopsis: Returns a stream to the freelist +// +// Arguments: [pstm] - Stream +// +// History: 23-Nov-92 DrewB Created +// +//---------------------------------------------------------------------------- + +inline void CDocFile::ReturnStream(CDirectStream *pstm) +{ + olDebugOut((DEB_ITRACE, "In CDocFile::ReturnStream:%p(%p)\n", + this, pstm)); + // Force ref count to zero without freeing memory + pstm->DecRef(); + pstm->ReturnToReserve(BP_TO_P(CDFBasis *, _pdfb)); + olDebugOut((DEB_ITRACE, "Out CDocFile::ReturnStream\n")); +} +#endif //!REF + +#ifdef CODESEGMENTS +#pragma code_seg() +#endif + +#endif // #ifndef __DFFUNCS_HXX__ |