ACCESS_MASK
CNdasLogicalDevice::GetGrantedAccess()
{
ximeta::CAutoLock autolock(this);
if (0 == GetUnitDeviceCount()) {
return 0x00000000L;
}
ACCESS_MASK access(0xFFFFFFFFL);
//
// Any single missing entry will revoke all accesses
//
for (DWORD i = 0; i < GetUnitDeviceCount(); ++i) {
CRefObjPtr<CNdasUnitDevice> pUnitDevice = GetUnitDevice(i);
if (NULL == pUnitDevice.p) {
return 0x00000000L;
}
access &= pUnitDevice->GetGrantedAccess();
}
return access;
}
CNdasLogicalDevice*
CNdasLogicalDeviceManager::Register(CNdasUnitDevice& unitDevice)
{
ximeta::CAutoLock autolock(this);
CONST NDAS_LOGICALDEVICE_GROUP& ldGroup = unitDevice.GetLDGroup();
DWORD ldSequence = unitDevice.GetLDSequence();
CNdasLogicalDevice* pLogDevice = NULL;
LDGroupMap::iterator itr = m_LDGroupMap.find(ldGroup);
if (itr == m_LDGroupMap.end()) {
//
// New Logical Device Instance
//
NDAS_LOGICALDEVICE_ID id = cpAllocateID();
if (0 == id) {
// SLOT FULL
::SetLastError(NDASSVC_ERROR_LOGICALDEVICE_SLOT_FULL);
return NULL;
}
pLogDevice = new CNdasLogicalDevice(id, ldGroup);
if (NULL == pLogDevice) {
::SetLastError(ERROR_OUTOFMEMORY);
return NULL;
}
BOOL fSuccess = pLogDevice->Initialize();
if (!fSuccess) {
delete pLogDevice;
return NULL;
}
pLogDevice->AddRef(); // internal pointer reference
m_LDGroupMap.insert(LDGroupMap::value_type(ldGroup, pLogDevice));
m_LDIDMap.insert(LDIDMap::value_type(id, pLogDevice));
CRefObjPtr<CNdasDevice> pDevice = unitDevice.GetParentDevice();
_ASSERTE(NULL != pDevice.p);
if (pDevice->IsAutoRegistered()) {
pLogDevice->SetMountOnReady(pDevice->GetGrantedAccess());
// auto registered devices always ignore RiskyMountFlag
pLogDevice->SetRiskyMountFlag(FALSE);
}
} else {
pLogDevice = itr->second;
}
BOOL fSuccess = pLogDevice->AddUnitDevice(unitDevice);
_ASSERTE(fSuccess);
if (!fSuccess) {
return NULL;
}
if (NULL != pLogDevice) pLogDevice->AddRef(); // external pointer reference
return pLogDevice;
}