BOOL
CNetConnectionPropertyUi::GetINetCfgComponent(INetCfg *pNCfg, INetCfgComponent ** pOut)
{
LPWSTR pName;
HRESULT hr;
INetCfgComponent * pNCg;
ULONG Fetched;
IEnumNetCfgComponent * pEnumCfg;
hr = pNCfg->EnumComponents(&GUID_DEVCLASS_NET, &pEnumCfg);
if (FAILED(hr))
{
return FALSE;
}
while (pEnumCfg->Next(1, &pNCg, &Fetched) == S_OK)
{
hr = pNCg->GetDisplayName(&pName);
if (SUCCEEDED(hr))
{
if (!_wcsicmp(pName, pProperties->pszwDeviceName))
{
*pOut = pNCg;
pEnumCfg->Release();
return TRUE;
}
CoTaskMemFree(pName);
}
pNCg->Release();
}
pEnumCfg->Release();
return FALSE;
}
HRESULT HrFindInstance (INetCfg *pnc,
GUID &guidInstance,
INetCfgComponent **ppnccMiniport)
{
IEnumNetCfgComponent *pencc;
INetCfgComponent *pncc;
GUID guid;
WCHAR szGuid[MAX_PATH+1];
ULONG ulCount;
BOOL found;
HRESULT hr;
TraceMsg( L"-->HrFindInstance.\n" );
hr = pnc->EnumComponents( &GUID_DEVCLASS_NET,
&pencc );
if ( hr == S_OK ) {
StringFromGUID2( guidInstance,
szGuid,
MAX_PATH+1 );
TraceMsg( L" Looking for component with InstanceGuid %s\n",
szGuid );
hr = pencc->Next( 1,
&pncc,
&ulCount );
for ( found=FALSE; (hr == S_OK) && (found == FALSE); ) {
hr = pncc->GetInstanceGuid( &guid );
if ( hr == S_OK ) {
StringFromGUID2( guid,
szGuid,
MAX_PATH+1 );
TraceMsg( L" Found component with InstanceGuid %s\n",
szGuid );
found = IsEqualGUID( guid,
guidInstance );
if ( found == FALSE ) {
ReleaseObj( pncc );
hr = pencc->Next( 1,
&pncc,
&ulCount );
}
else {
*ppnccMiniport = pncc;
}
}
}
ReleaseObj( pencc );
}
else {
TraceMsg( L" EnumComponents failed(HRESULT = %x).\n",
hr );
}
TraceMsg( L"<--HrFindInstance(HRESULT = %x).\n",
hr );
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: HrShowNetComponents
//
// Purpose: Display the list of installed components of the
// specified class.
//
// Arguments:
// pnc [in] pointer to INetCfg object
// pguidClass [in] pointer to class GUID
//
// Returns: S_OK on success, otherwise an error code
//
// Notes:
//
HRESULT HrShowNetComponents(IN INetCfg* pnc,
IN const GUID* pguidClass)
{
HRESULT hr=S_OK;
PWSTR szInfId;
PWSTR szDisplayName;
DWORD dwcc;
INetCfgComponent* pncc;
INetCfgClass* pncclass;
IEnumNetCfgComponent* pencc;
ULONG celtFetched;
hr = pnc->QueryNetCfgClass(pguidClass, IID_INetCfgClass,
(void**)&pncclass);
if (SUCCEEDED(hr))
{
// get IEnumNetCfgComponent so that we can enumerate
hr = pncclass->EnumComponents(&pencc);
ReleaseObj(pncclass);
while (SUCCEEDED(hr) &&
(S_OK == (hr = pencc->Next(1, &pncc, &celtFetched))))
{
if (pguidClass == &GUID_DEVCLASS_NET)
{
// we are interested only in physical netcards
//
hr = pncc->GetCharacteristics(&dwcc);
if (FAILED(hr) || !(dwcc & NCF_PHYSICAL))
{
hr = S_OK;
ReleaseObj(pncc);
continue;
}
}
hr = pncc->GetId(&szInfId);
if (S_OK == hr)
{
hr = pncc->GetDisplayName(&szDisplayName);
if (SUCCEEDED(hr))
{
LogPrintf(_T("%-26s %s\n"), szInfId, szDisplayName);
CoTaskMemFree(szDisplayName);
}
CoTaskMemFree(szInfId);
}
// we dont want to stop enumeration just because 1 component
// failed either GetId or GetDisplayName, therefore reset hr to S_OK
hr = S_OK;
ReleaseObj(pncc);
}
ReleaseObj(pencc);
}
if (S_FALSE == hr)
{
hr = S_OK;
}
return hr;
}
VOID
CNetConnectionPropertyUi::EnumComponents(HWND hDlgCtrl, INetCfg *pNCfg, const GUID *CompGuid, UINT Type)
{
HRESULT hr;
IEnumNetCfgComponent * pENetCfg;
INetCfgComponent *pNCfgComp, *pAdapterCfgComp;
INetCfgComponentBindings * pCompBind;
ULONG Num;
DWORD dwCharacteristics;
LPOLESTR pDisplayName, pHelpText;
PNET_ITEM pItem;
BOOL bChecked;
hr = pNCfg->EnumComponents(CompGuid, &pENetCfg);
if (FAILED(hr))
{
pNCfg->Release();
return;
}
while(pENetCfg->Next(1, &pNCfgComp, &Num) == S_OK)
{
hr = pNCfgComp->GetCharacteristics(&dwCharacteristics);
if (SUCCEEDED(hr) && (dwCharacteristics & NCF_HIDDEN))
{
pNCfgComp->Release();
continue;
}
pDisplayName = NULL;
pHelpText = NULL;
hr = pNCfgComp->GetDisplayName(&pDisplayName);
hr = pNCfgComp->GetHelpText(&pHelpText);
bChecked = TRUE; //ReactOS hack
hr = pNCfgComp->QueryInterface(IID_INetCfgComponentBindings, (LPVOID*)&pCompBind);
if (SUCCEEDED(hr))
{
if (GetINetCfgComponent(pNCfg, &pAdapterCfgComp))
{
hr = pCompBind->IsBoundTo(pAdapterCfgComp);
if (hr == S_OK)
bChecked = TRUE;
else
bChecked = FALSE;
pAdapterCfgComp->Release();
pCompBind->Release();
}
}
pItem = (NET_ITEM*)CoTaskMemAlloc(sizeof(NET_ITEM));
if (!pItem)
continue;
pItem->dwCharacteristics = dwCharacteristics;
pItem->szHelp = pHelpText;
pItem->Type = (NET_TYPE)Type;
pItem->pNCfgComp = pNCfgComp;
pItem->NumPropDialogOpen = 0;
AddItemToListView(hDlgCtrl, pItem, pDisplayName, bChecked);
CoTaskMemFree(pDisplayName);
}
pENetCfg->Release();
}