Leaked source code of windows server 2003
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//+---------------------------------------------------------------------
//
// File: misc.cxx
//
// Contents: Useful OLE helper and debugging functions
//
//----------------------------------------------------------------------
#include "procs.hxx"
//+------------------------------------------------------------------------
//
// Function: GetLastWin32Error
//
// Synopsis: Returns the last Win32 error, converted to an HRESULT.
//
// Returns: HRESULT
//
//-------------------------------------------------------------------------
HRESULT
GetLastWin32Error( )
{
return HRESULT_FROM_WIN32(GetLastError());
}
#if DBG == 1
//+---------------------------------------------------------------
//
// Function: TraceIID
//
// Synopsis: Outputs the name of the interface to the debugging device
//
// Arguments: [riid] -- the interface
//
// Notes: This function disappears in retail builds.
//
//----------------------------------------------------------------
STDAPI_(void)
PrintIID(DWORD dwFlags, REFIID riid)
{
LPWSTR lpstr = NULL;
#define CASE_IID(iid) \
if (IsEqualIID(IID_##iid, riid)) lpstr = (LPWSTR)L#iid;
CASE_IID(IUnknown)
CASE_IID(IOleLink)
CASE_IID(IOleCache)
CASE_IID(IOleManager)
CASE_IID(IOlePresObj)
CASE_IID(IDebug)
CASE_IID(IDebugStream)
CASE_IID(IAdviseSink2)
CASE_IID(IDataObject)
CASE_IID(IViewObject)
CASE_IID(IOleObject)
CASE_IID(IOleInPlaceObject)
CASE_IID(IParseDisplayName)
CASE_IID(IOleContainer)
CASE_IID(IOleItemContainer)
CASE_IID(IOleClientSite)
CASE_IID(IOleInPlaceSite)
CASE_IID(IPersist)
CASE_IID(IPersistStorage)
CASE_IID(IPersistFile)
CASE_IID(IPersistStream)
CASE_IID(IOleClientSite)
CASE_IID(IOleInPlaceSite)
CASE_IID(IAdviseSink)
CASE_IID(IDataAdviseHolder)
CASE_IID(IOleAdviseHolder)
CASE_IID(IClassFactory)
CASE_IID(IOleWindow)
CASE_IID(IOleInPlaceActiveObject)
CASE_IID(IOleInPlaceUIWindow)
CASE_IID(IOleInPlaceFrame)
CASE_IID(IDropSource)
CASE_IID(IDropTarget)
CASE_IID(IBindCtx)
CASE_IID(IEnumUnknown)
CASE_IID(IEnumString)
CASE_IID(IEnumFORMATETC)
CASE_IID(IEnumSTATDATA)
CASE_IID(IEnumOLEVERB)
CASE_IID(IEnumMoniker)
CASE_IID(IEnumGeneric)
CASE_IID(IEnumHolder)
CASE_IID(IEnumCallback)
CASE_IID(ILockBytes)
CASE_IID(IStorage)
CASE_IID(IStream)
CASE_IID(IDispatch)
CASE_IID(IMarshal)
//CASE_IID(IEnumVARIANT)
//CASE_IID(ITypeInfo)
//CASE_IID(ITypeLib)
//CASE_IID(ITypeComp)
//CASE_IID(ICreateTypeInfo)
//CASE_IID(ICreateTypeLib)
#undef CASE_IID
if (lpstr == NULL)
{
WCHAR chBuf[256];
StringFromGUID2(riid, chBuf, 256);
ADsDebugOut((dwFlags | DEB_NOCOMPNAME,
"UNKNOWN ITF %ws", chBuf));
}
else
ADsDebugOut((dwFlags | DEB_NOCOMPNAME, "%ws", lpstr));
}
#endif // DBG == 1