DWORD
CNdasService::OnServiceDeviceEvent(DWORD dwEventType, LPVOID lpEventData)
{
//
// Ignore if pDeviceEventHandler is not available yet.
//
CNdasServiceDeviceEventHandler
*pDeviceEventHandler = pGetNdasDeviceEventHandler();
if (NULL == pDeviceEventHandler) {
DPWarning(_FT("NdasServicePnpHandler not yet available.\n"));
return NO_ERROR;
}
//
// Return code for services and Windows applications
// for handling Device Events are different
// Device Event Handler is based on Windows application,
// which will return TRUE or BROADCAST_QUERY_DENY
//
// For services:
//
// If your service handles SERVICE_CONTROL_DEVICEEVENT,
// return NO_ERROR to grant the request
// and an error code to deny the request.
//
LRESULT lResult = pDeviceEventHandler->OnDeviceEvent(
dwEventType, (LPARAM)lpEventData);
if (BROADCAST_QUERY_DENY == lResult) {
return 1;
} else {
return NO_ERROR;
}
}
BOOL
CNdasLogicalDevice::ReconcileFromNdasBus()
{
BOOL fSuccess;
HANDLE hAlarm, hDisconnect;
fSuccess = ::LsBusCtlQueryPdoEvent(
m_NdasScsiLocation.SlotNo,
&hAlarm,
&hDisconnect);
//
// Reconciliation failure?
//
if (!fSuccess)
{
DBGPRT_ERR_EX(
_FT("LsBusCtlQueryPdoEvent at %s failed: "),
m_NdasScsiLocation.ToString());
}
else
{
fSuccess = ::CloseHandle(m_hAlarmEvent);
_ASSERTE(fSuccess);
m_hAlarmEvent = hAlarm;
fSuccess = ::CloseHandle(m_hDisconnectedEvent);
_ASSERTE(fSuccess);
m_hDisconnectedEvent = hDisconnect;
}
PLSMPIOCTL_ADAPTERLURINFO pLurInfo = NULL;
fSuccess = ::LsBusCtlQueryMiniportFullInformation(
m_NdasScsiLocation.SlotNo,
&pLurInfo);
if (!fSuccess)
{
DBGPRT_ERR_EX(
_FT("QueryMiniportFullInformation at %s failed: "),
m_NdasScsiLocation.ToString());
}
else
{
// pLurInfo->Adapter.Status;
m_dwCurrentMRB = pLurInfo->Adapter.MaxBlocksPerRequest;
SetMountedAccess(pLurInfo->Lur.DesiredAccess);
}
HANDLE hNdasScsi = NULL;
fSuccess = ::LsBusCtlQueryPdoFileHandle(
m_NdasScsiLocation.SlotNo,
&hNdasScsi);
AutoFileHandle autoNdasScsiHandle = hNdasScsi;
if (!fSuccess || INVALID_HANDLE_VALUE == hNdasScsi)
{
DBGPRT_ERR_EX(
_FT("QueryPdoFileHandle at %s failed: "),
m_NdasScsiLocation.ToString());
}
else
{
CNdasServiceDeviceEventHandler* pPnpHandler = pGetNdasDeviceEventHandler();
_ASSERTE(NULL != pPnpHandler);
if (NULL != pPnpHandler)
{
fSuccess = pPnpHandler->AddDeviceNotificationHandle(
m_NdasScsiLocation.SlotNo,
hNdasScsi);
if (!fSuccess)
{
DBGPRT_ERR_EX(
_FT("AddDeviceNotificationHandle(%s) failed: "),
m_NdasScsiLocation.ToString());
}
}
}
SetStatus(NDAS_LOGICALDEVICE_STATUS_MOUNTED);
return TRUE;
}
