Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

72 lines
1.0 KiB

//*******************************************************************************************
//
// Filename : Unknown.cpp
//
// Customized CUnknown implmentations
//
// Copyright (c) 1994 - 1996 Microsoft Corporation. All rights reserved
//
//*******************************************************************************************
#include "Pch.H"
#include "ThisDll.H"
#include "Unknown.H"
CUnknown::~CUnknown()
{
}
HRESULT CUnknown::QIHelper(REFIID riid, LPVOID *ppvObj, const IID *apiid[],
LPUNKNOWN aobj[])
{
*ppvObj = NULL;
LPUNKNOWN pObj;
if (riid == IID_IUnknown)
{
pObj = aobj[0];
}
else
{
for (int i=0; ; ++i)
{
if (!apiid[i])
{
return(E_NOINTERFACE);
}
if (*apiid[i] == riid)
{
pObj = aobj[i];
break;
}
}
}
pObj->AddRef();
*ppvObj = pObj;
return(NOERROR);
}
ULONG CUnknown::AddRefHelper()
{
return(m_cRef.AddRef());
}
ULONG CUnknown::ReleaseHelper()
{
if (!m_cRef.Release())
{
delete this;
return(0);
}
return(m_cRef.GetRef());
}