1 // Copyright (C) 2020 The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //      http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include <memory>
16 #include <set>
17 #include <string>
18 
19 #include "devices.h"
20 #include "uevent_listener.h"
21 
22 namespace android {
23 namespace init {
24 
25 class BlockDevInitializer final {
26   public:
27     BlockDevInitializer();
28 
29     bool InitDeviceMapper();
30     bool InitDmUser();
31     bool InitDevices(std::set<std::string> devices);
32     bool InitDmDevice(const std::string& device);
33 
34   private:
35     ListenerAction HandleUevent(const Uevent& uevent, std::set<std::string>* devices);
36 
37     bool InitMiscDevice(const std::string& name);
38 
39     std::unique_ptr<DeviceHandler> device_handler_;
40     UeventListener uevent_listener_;
41 };
42 
43 }  // namespace init
44 }  // namespace android
45