C++ (Cpp) CRefObjPtr::GetAllowingAccess示例

示例#1

文件： ndaslogdev.cpp 项目： yzx65/ndas4windows

ACCESS_MASK 
CNdasLogicalDevice::GetAllowingAccess()
{
	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->GetAllowingAccess();
	}

	return access;
}