Leaked source code of windows server 2003
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81 lines
1.9 KiB

#include "pch.hxx"
#include "unknlist.h"
#include <BadStrFunctions.h>
// ******************************************************
CUnknownList::~CUnknownList()
{
if (m_pList)
m_pList->Release();
}
// ******************************************************
ULONG CUnknownList::AddRef(void)
{
m_cRefCount++;
return S_OK;
}
// ******************************************************
ULONG CUnknownList::Release(void)
{
m_cRefCount--;
if (0 == m_cRefCount)
delete this;
return S_OK;
}
// ******************************************************
HRESULT CUnknownList::AddItem(IUnknown *pIUnk, DWORD *pdwHandle)
{
HRESULT hr = m_pList->AddItem(LPVOID(pIUnk), pdwHandle);
if (SUCCEEDED(hr))
pIUnk->AddRef();
return hr;
}
// ******************************************************
HRESULT CUnknownList::GetNext(LISTDIRECTION bDirection, IUnknown **ppIUnk, DWORD *pdwHandle)
{
HRESULT hr = m_pList->GetNext(bDirection, reinterpret_cast<void**>(ppIUnk), pdwHandle);
if (SUCCEEDED(hr))
(*ppIUnk)->AddRef();
return hr;
}
// ======================================================
// Static functions
// ======================================================
HRESULT CUnknownList::CreateInstance(CUnknownList** ppList)
{
HRESULT hr = S_OK;
// Create me
CUnknownList *pNew = new CUnknownList;
if (NULL == pNew)
hr = E_OUTOFMEMORY;
hr = IVoidPtrList_CreateInstance(&(pNew->m_pList));
if (NULL == pNew->m_pList)
{
delete pNew;
pNew = NULL;
}
*ppList = pNew;
// Done
return hr;
}
HRESULT IUnknownList_CreateInstance(IUnknownList** ppList)
{
CUnknownList* pList;
HRESULT hr = CUnknownList::CreateInstance(&pList);
if (SUCCEEDED(hr))
*ppList = static_cast<IUnknownList*>(pList);
else
*ppList = NULL;
return hr;
}