571 lines
17 KiB
C++
571 lines
17 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: dfunmfct.cxx
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//
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// Contents: Implementation of CDocfileUnmarshalFactory
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//
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// History: 25-Jan-93 DrewB Created
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//
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//----------------------------------------------------------------------------
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#include <exphead.cxx>
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#pragma hdrstop
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#include <dfunmfct.hxx>
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#include <marshl.hxx>
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#include <logfile.hxx>
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#include <expdf.hxx>
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#include <expst.hxx>
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#if WIN32 >= 300
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#include <omarshal.hxx>
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#endif
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::new, public
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//
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// Synopsis: Overloaded allocator
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//
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// Returns: Memory block for CDocfileUnmarshalFactory instance
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//
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// History: 25-Jun-93 AlexT Created
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//
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// Notes: We only need one instance of CDocfileUnmarshalFactory.
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// We use a static memory block for that instance (so we
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// can share it). We don't use a static object because
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// we want to avoid the static construction call when this
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// library is loaded.
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//
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//---------------------------------------------------------------
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BYTE abCDocfileUnmarshalFactory[sizeof(CDocfileUnmarshalFactory)];
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inline void *CDocfileUnmarshalFactory::operator new(size_t size)
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{
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olAssert(size == sizeof(CDocfileUnmarshalFactory) &&
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aMsg("Class size mismatch"));
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return(abCDocfileUnmarshalFactory);
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::delete, public
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//
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// Synopsis: Overloaded deallocator
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//
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// History: 25-Jun-93 AlexT Created
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//
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// Notes: Should never be called
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//
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//---------------------------------------------------------------
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void CDocfileUnmarshalFactory::operator delete(void *pv)
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{
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olAssert(!aMsg("CDocfileUnmarshalFactory::operator delete called!"));
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}
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_DllGetClassObject) // Marshal_TEXT
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#endif
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//+---------------------------------------------------------------------------
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//
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// Function: DllGetClassObject, public
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//
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// Synopsis: Returns class factory objects for CLSID_DfMarshal
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//
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// Arguments: [clsid] - Class ID of object to get
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// [riid] - IID of interface to get
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// [ppv] - Object return
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//
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// Returns: Appropriate status code
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//
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// Modifies: [ppv]
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//
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// History: 26-Jan-93 DrewB Created
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//
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//----------------------------------------------------------------------------
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#ifdef WIN32
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HRESULT Storage32DllGetClassObject(REFCLSID clsid, REFIID riid, void **ppv)
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#else
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STDAPI DllGetClassObject(REFCLSID clsid, REFIID riid, void FAR* FAR* ppv)
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#endif // WIN32
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{
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SCODE sc;
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olDebugOut((DEB_TRACE, "In DllGetClassObject(clsid, riid, %p)\n", ppv));
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TRY
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{
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olChk(ValidatePtrBuffer(ppv));
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*ppv = NULL;
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olChk(ValidateIid(riid));
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#if WIN32 >= 300
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if (IsEqualCLSID(clsid, CLSID_NtHandleMarshal))
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{
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if (!IsEqualIID(riid, IID_IUnknown) &&
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!IsEqualIID(riid, IID_IClassFactory))
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olErr(EH_Err, E_NOINTERFACE);
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*ppv = (IClassFactory *) &sCNtHandleUnmarshalFactory;
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}
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else
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{
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#endif
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if (!IsEqualCLSID(clsid, CLSID_DfMarshal))
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olErr(EH_Err, STG_E_INVALIDPARAMETER);
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if (!IsEqualIID(riid, IID_IUnknown) &&
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!IsEqualIID(riid, IID_IClassFactory))
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olErr(EH_Err, E_NOINTERFACE);
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// Multiple inits don't hurt
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*ppv = (IClassFactory *)new CDocfileUnmarshalFactory;
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olAssert(*ppv != NULL && aMsg("new CDocfileUnmarshalFactory failed!"));
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#if WIN32 >= 300
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}
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#endif
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}
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CATCH(CException, e)
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{
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sc = e.GetErrorCode();
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}
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END_CATCH
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olDebugOut((DEB_TRACE, "Out DllGetClassObject => %p\n", *ppv));
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EH_Err:
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return ResultFromScode(sc);
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::AddRef, public
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//
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// Synopsis: Increments the ref count
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//
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// Returns: Appropriate status code
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CDUF_AddRef)
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#endif
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STDMETHODIMP_(ULONG) CDocfileUnmarshalFactory::AddRef(void)
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{
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LONG lRet;
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olLog(("%p::In CDocfileUnmarshalFactory::AddRef()\n", this));
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olDebugOut((DEB_TRACE, "In CDocfileUnmarshalFactory::AddRef:%p()\n",
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this));
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lRet = _AddRef();
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olDebugOut((DEB_TRACE, "Out CDocfileUnmarshalFactory::AddRef => %ld\n",
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lRet));
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olLog(("%p::Out CDocfileUnmarshalFactory::AddRef(). ret == %ld\n",
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this, lRet));
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return lRet;
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::Release, public
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//
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// Synopsis: Releases resources
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//
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// Returns: Appropriate status code
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CDUF_Release)
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#endif
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STDMETHODIMP_(ULONG) CDocfileUnmarshalFactory::Release(void)
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{
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LONG lRet;
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olLog(("%p::In CDocfileUnmarshalFactory::Release()\n", this));
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olDebugOut((DEB_TRACE, "In CDocfileUnmarshalFactory::Release:%p()\n",
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this));
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lRet = 0;
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olDebugOut((DEB_TRACE, "Out CDocfileUnmarshalFactory::Release => %ld\n",
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lRet));
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olLog(("%p::Out CDocfileUnmarshalFactory::Release(). ret == %ld\n",
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this, lRet));
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return lRet;
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::QueryInterface, public
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//
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// Synopsis: Returns an object for the requested interface
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//
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// Arguments: [iid] - Interface ID
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// [ppv] - Object return
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//
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// Returns: Appropriate status code
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//
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// Modifies: [ppv]
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CDUF_QueryInterface)
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#endif
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STDMETHODIMP CDocfileUnmarshalFactory::QueryInterface(REFIID riid,
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void **ppv)
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{
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SCODE sc;
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olLog(("%p::In CDocfileUnmarshalFactory::QueryInterface(riid, %p)\n",
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this, ppv));
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olDebugOut((DEB_TRACE, "In CDocfileUnmarshalFactory::QueryInterface:%p("
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"riid, %p)\n", this, ppv));
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TRY
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{
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olChk(Validate());
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olChk(ValidateOutPtrBuffer(ppv));
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*ppv = NULL;
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olChk(ValidateIid(riid));
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if (IsEqualIID(riid, IID_IClassFactory) ||
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IsEqualIID(riid, IID_IUnknown))
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{
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_AddRef();
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*ppv = (IClassFactory *)this;
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}
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else if (IsEqualIID(riid, IID_IMarshal))
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{
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_AddRef();
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*ppv = (IMarshal *)this;
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}
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else
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olErr(EH_Err, E_NOINTERFACE);
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}
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CATCH(CException, e)
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{
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sc = e.GetErrorCode();
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}
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END_CATCH
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olDebugOut((DEB_TRACE, "Out CDocfileUnmarshalFactory::QueryInterface => "
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"%p\n", *ppv));
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EH_Err:
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olLog(("%p::Out CDocfileUnmarshalFactory::QueryInterface(). "
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"*ppv == %p, ret == 0x%lX\n", this, *ppv, sc));
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return ResultFromScode(sc);
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::GetUnmarshalClass, public
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//
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// Synopsis: Returns the class ID
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//
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// Arguments: [riid] - IID of object
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// [pv] - Unreferenced
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// [dwDestContext] - Unreferenced
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// [pvDestContext] - Unreferenced
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// [mshlflags] - Unreferenced
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// [pcid] - CLSID return
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//
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// Returns: Appropriate status code
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//
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// Modifies: [pcid]
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CDUF_GetUnmarshalClass)
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#endif
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STDMETHODIMP CDocfileUnmarshalFactory::GetUnmarshalClass(REFIID riid,
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void *pv,
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DWORD dwDestContext,
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LPVOID pvDestContext,
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DWORD mshlflags,
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LPCLSID pcid)
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{
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olLog(("%p::INVALID CALL TO CDocfileUnmarshalFactory::GetUnmarshalClass("
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"riid, %p, %lu, %p, %lu, %p)\n", this, pv, dwDestContext,
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pvDestContext, mshlflags, pcid));
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return ResultFromScode(STG_E_INVALIDFUNCTION);
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::GetMarshalSizeMax, public
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//
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// Synopsis: Returns the size needed for the marshal buffer
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//
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// Arguments: [iid] - IID of object being marshaled
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// [pv] - Unreferenced
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// [dwDestContext] - Unreferenced
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// [pvDestContext] - Unreferenced
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// [mshlflags] - Unreferenced
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// [pcbSize] - Size return
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//
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// Returns: Appropriate status code
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//
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// Modifies: [pcbSize]
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CDUF_GetMarshalSizeMax)
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#endif
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STDMETHODIMP CDocfileUnmarshalFactory::GetMarshalSizeMax(REFIID iid,
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void *pv,
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DWORD dwDestContext,
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LPVOID pvDestContext,
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DWORD mshlflags,
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LPDWORD pcbSize)
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{
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olLog(("%p::INVALID CALL TO CDocfileUnmarshalFactory::GetMarshalSizeMax("
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"riid, %p, %lu, %p, %lu, %p)\n",
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this, pv, dwDestContext, pvDestContext, mshlflags, pcbSize));
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return ResultFromScode(STG_E_INVALIDFUNCTION);
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::MarshalInterface, public
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//
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// Synopsis: Marshals a given object
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//
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// Arguments: [pstStm] - Stream to write marshal data into
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// [iid] - Interface to marshal
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// [pv] - Unreferenced
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// [dwDestContext] - Unreferenced
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// [pvDestContext] - Unreferenced
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// [mshlflags] - Unreferenced
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//
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// Returns: Appropriate status code
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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#ifdef CODESEGMENTS
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#pragma code_seg(SEG_CDUF_MarshalInterface)
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#endif
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STDMETHODIMP CDocfileUnmarshalFactory::MarshalInterface(IStream *pstStm,
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REFIID iid,
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void *pv,
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DWORD dwDestContext,
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LPVOID pvDestContext,
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DWORD mshlflags)
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{
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olLog(("%p::INVALID CALL TO CDocfileUnmarshalFactory::MarshalInterface("
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"%p, riid, %p, %lu, %p, %lu). Context == %lX\n",
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this, pstStm, pv, dwDestContext, pvDestContext, mshlflags,
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(ULONG)GetCurrentContextId()));
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return ResultFromScode(STG_E_INVALIDFUNCTION);
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}
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::UnmarshalInterface, public
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//
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// Synopsis: Calls through to DfUnmarshalInterface
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//
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// Arguments: [pstStm] - Marshal stream
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// [riid] - IID of object to unmarshal
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// [ppv] - Object return
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//
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// Returns: Appropriate status code
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//
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// Modifies: [ppv]
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//
|
||
|
|
// History: 25-Jan-93 DrewB Created
|
||
|
|
//
|
||
|
|
//---------------------------------------------------------------
|
||
|
|
|
||
|
|
#ifdef CODESEGMENTS
|
||
|
|
#pragma code_seg(SEG_CDUF_UnmarshalInterface)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
STDMETHODIMP CDocfileUnmarshalFactory::UnmarshalInterface(IStream *pstStm,
|
||
|
|
REFIID iid,
|
||
|
|
void **ppv)
|
||
|
|
{
|
||
|
|
return DfUnMarshalInterface(pstStm, iid, TRUE, ppv);
|
||
|
|
}
|
||
|
|
|
||
|
|
//+--------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Member: CDocfileUnmarshalFactory::ReleaseMarshalData, public
|
||
|
|
//
|
||
|
|
// Synopsis: Non-functional
|
||
|
|
//
|
||
|
|
// Arguments: [pstStm] -
|
||
|
|
//
|
||
|
|
// Returns: Appropriate status code
|
||
|
|
//
|
||
|
|
// History: 18-Sep-92 DrewB Created
|
||
|
|
//
|
||
|
|
//---------------------------------------------------------------
|
||
|
|
|
||
|
|
#ifdef CODESEGMENTS
|
||
|
|
#pragma code_seg(SEG_CDUF_ReleaseMarshalData)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef WIN32
|
||
|
|
STDMETHODIMP CDocfileUnmarshalFactory::ReleaseMarshalData(IStream *pstStm)
|
||
|
|
{
|
||
|
|
SCODE sc;
|
||
|
|
IID iid;
|
||
|
|
DWORD mshlflags;
|
||
|
|
|
||
|
|
olLog(("%p::In CDocfileUnmarshalFactory::ReleaseMarshalData(%p)\n",
|
||
|
|
this, pstStm));
|
||
|
|
|
||
|
|
olChk(SkipStdMarshal(pstStm, &iid, &mshlflags));
|
||
|
|
if (IsEqualIID(iid, IID_ILockBytes))
|
||
|
|
{
|
||
|
|
sc = CFileStream::StaticReleaseMarshalData(pstStm, mshlflags);
|
||
|
|
}
|
||
|
|
else if (IsEqualIID(iid, IID_IStorage))
|
||
|
|
{
|
||
|
|
sc = CExposedDocFile::StaticReleaseMarshalData(pstStm, mshlflags);
|
||
|
|
}
|
||
|
|
else if (IsEqualIID(iid, IID_IStream))
|
||
|
|
{
|
||
|
|
sc = CExposedStream::StaticReleaseMarshalData(pstStm, mshlflags);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
sc = E_NOINTERFACE;
|
||
|
|
}
|
||
|
|
|
||
|
|
olLog(("%p::Out CDocfileUnmarshalFactory::ReleaseMarshalData, sc == %lX\n",
|
||
|
|
this, sc));
|
||
|
|
EH_Err:
|
||
|
|
return ResultFromScode(sc);
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
STDMETHODIMP CDocfileUnmarshalFactory::ReleaseMarshalData(IStream *pstStm)
|
||
|
|
{
|
||
|
|
olLog(("%p::Stb CDocfileUnmarshalFactory::ReleaseMarshalData(%p)\n",
|
||
|
|
this, pstStm));
|
||
|
|
return NOERROR;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//+--------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Member: CDocfileUnmarshalFactory::DisconnectObject, public
|
||
|
|
//
|
||
|
|
// Synopsis: Non-functional
|
||
|
|
//
|
||
|
|
// Arguments: [dwRevserved] -
|
||
|
|
//
|
||
|
|
// Returns: Appropriate status code
|
||
|
|
//
|
||
|
|
// History: 18-Sep-92 DrewB Created
|
||
|
|
//
|
||
|
|
//---------------------------------------------------------------
|
||
|
|
|
||
|
|
#ifdef CODESEGMENTS
|
||
|
|
#pragma code_seg(SEG_CDUF_DisconnectObject)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
STDMETHODIMP CDocfileUnmarshalFactory::DisconnectObject(DWORD dwReserved)
|
||
|
|
{
|
||
|
|
olLog(("%p::Stb CDocfileUnmarshalFactory::DisconnectObject(%lu)\n",
|
||
|
|
this, dwReserved));
|
||
|
|
return NOERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
//+---------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Member: CDocfileUnmarshalFactory::CreateInstance, public
|
||
|
|
//
|
||
|
|
// Synopsis: Creates an instance of the docfile IMarshal unmarshaller
|
||
|
|
//
|
||
|
|
// Arguments: [pUnkOuter] -
|
||
|
|
// [riid] - IID of object to create
|
||
|
|
// [ppv] - Object return
|
||
|
|
//
|
||
|
|
// Returns: Appropriate status code
|
||
|
|
//
|
||
|
|
// Modifies: [ppv]
|
||
|
|
//
|
||
|
|
// History: 25-Jan-93 DrewB Created
|
||
|
|
//
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#ifdef CODESEGMENTS
|
||
|
|
#pragma code_seg(SEG_CDUF_CreateInstance)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
STDMETHODIMP CDocfileUnmarshalFactory::CreateInstance(IUnknown *pUnkOuter,
|
||
|
|
REFIID riid,
|
||
|
|
LPVOID *ppv)
|
||
|
|
{
|
||
|
|
SCODE sc;
|
||
|
|
|
||
|
|
olLog(("%p::In CDocfileUnmarshalFactory::CreateInstance(%p, riid, %p)\n",
|
||
|
|
this, pUnkOuter, ppv));
|
||
|
|
olDebugOut((DEB_TRACE, "In CDocfileUnmarshalFactory::CreateInstance:%p("
|
||
|
|
"%p, riid, %p)\n", this, pUnkOuter, ppv));
|
||
|
|
TRY
|
||
|
|
{
|
||
|
|
olChk(Validate());
|
||
|
|
olChk(ValidatePtrBuffer(ppv));
|
||
|
|
*ppv = NULL;
|
||
|
|
olChk(ValidateIid(riid));
|
||
|
|
if (pUnkOuter != NULL || !IsEqualIID(riid, IID_IMarshal))
|
||
|
|
olErr(EH_Err, STG_E_INVALIDPARAMETER);
|
||
|
|
_AddRef();
|
||
|
|
*ppv = (IMarshal *)this;
|
||
|
|
}
|
||
|
|
CATCH(CException, e)
|
||
|
|
{
|
||
|
|
sc = e.GetErrorCode();
|
||
|
|
}
|
||
|
|
END_CATCH
|
||
|
|
olDebugOut((DEB_TRACE, "Out CDocfileUnmarshalFactory::CreateInstance => "
|
||
|
|
"%p\n", ppv));
|
||
|
|
EH_Err:
|
||
|
|
olLog(("%p::Out CDocfileUnmarshalFactory::CreateInstance(). "
|
||
|
|
"*ppv == %p, ret == 0x%lX\n", this, *ppv, sc));
|
||
|
|
return ResultFromScode(sc);
|
||
|
|
}
|
||
|
|
|
||
|
|
//+---------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Member: CDocfileUnmarshalFactory::LockServer, public
|
||
|
|
//
|
||
|
|
// Synopsis: Non-functional
|
||
|
|
//
|
||
|
|
// Arguments: [fLock] -
|
||
|
|
//
|
||
|
|
// Returns: Appropriate status code
|
||
|
|
//
|
||
|
|
// History: 25-Jan-93 DrewB Created
|
||
|
|
//
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#ifdef CODESEGMENTS
|
||
|
|
#pragma code_seg(SEG_CDUF_LockServer)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
STDMETHODIMP CDocfileUnmarshalFactory::LockServer(BOOL fLock)
|
||
|
|
{
|
||
|
|
olLog(("%p::Stb CDocfileUnmarshalFactory::LockServer(%d)\n",
|
||
|
|
this, fLock));
|
||
|
|
return NOERROR;
|
||
|
|
}
|