コード例 #1
0
ファイル: ndaslogdev.cpp プロジェクト: yzx65/ndas4windows
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;
}
コード例 #2
0
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;
}